The invention relates to a sonar system (20) comprising a plurality of sonar modules (22). The sonar modules (22) of the plurality of sonar modules have a planar subarray of waterborne sound transducers (30) at the front. The sonar system (20) is designed to emit sound waves in an azimuthal sector of at least 80°. The waterborne sound transducers (22) are designed to receive reflections of the sound waves and convert them into a waterborne sound signal corresponding to the sound pressure, the sonar modules (22) of the plurality of sonar modules (22) being positioned such that the rear sides of the sonar modules span a volume (26). The planar subarrays together form a three-dimensional surface array in order to receive reflections of the sound waves from an azimuthal reception sector of at least 270°, in particular at least 315° or 360°.
G01S 7/54 - RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES - Details of systems according to groups , , of systems according to group with receivers spaced apart
G10K 11/00 - Methods or devices for transmitting, conducting or directing sound in general; Methods or devices for protecting against, or for damping, noise or other acoustic waves in general
B63G 7/08 - Mine-sweeping means; Means for destroying mines of acoustic type
G01S 15/10 - Systems for measuring distance only using transmission of interrupted, pulse-modulated waves
Disclosed is a hydroacoustic sound transmitter array (20) for transmitting a frequency-modulated waterborne sound signal (22) with a plurality of sound transmission converters. The plurality of sound transmission converters comprise a first sound transmission converter (24a) and a second sound transmission converter (24b). The first sound transmission converter (24a) has a first design frequency and the second sound transmission converter (24b, 24c) has a second design frequency, the first design frequency differing from the second design frequency. A distance between the first sound transmission converter and the second sound transmission converter is selected such that the distance is between the half wavelength of the first design frequency and the half wavelength of the second design frequency.
B06B 1/02 - Processes or apparatus for generating mechanical vibrations of infrasonic, sonic or ultrasonic frequency making use of electrical energy
G01S 15/34 - Systems for measuring distance only using transmission of continuous waves, whether amplitude-, frequency-, or phase-modulated, or unmodulated using transmission of continuous, frequency-modulated waves while heterodyning the received signal, or a signal derived therefrom, with a locally-generated signal related to the contemporaneously transmitted signal
The invention relates to an antenna (20) for receiving waterborne sound. The antenna has a casing (22), which surrounds a hollow space, wherein the casing (22) has a tessellation at least in one section, such that the casing (22) can be folded together at least in said section in order to reduce the hollow space.
G10K 11/00 - Methods or devices for transmitting, conducting or directing sound in general; Methods or devices for protecting against, or for damping, noise or other acoustic waves in general
G01V 1/38 - Seismology; Seismic or acoustic prospecting or detecting specially adapted for water-covered areas
4.
WEAPON SYSTEM COMPRISING A FIRST WEAPON AND A SECOND WEAPON
A weapon system (22) comprising an interrupter unit (36), a first weapon (22a) and a second weapon (22b) is disclosed. The first weapon (22a) is designed to fire first ammunition within a first corridor (24). The second weapon (22b) is designed to fire second ammunition within a second corridor (26), wherein the first corridor (24) and the second corridor (26) intersect in a region (28) in which a collision of the first and the second ammunition constitutes a risk for a carrier platform (20) of the weapon system. The interrupter unit (36) is designed to prevent firing of the second weapon (22b) when the first weapon (22a) is firing.
The invention relates to a sonar receiver assembly (20) comprising a sonar receiver (22) and a sonar damper (24). The sonar receiver (22) is designed to convert waterborne sound to an electrical signal that corresponds to the acoustic pressure. The sonar damper (24) has a sound-damping layer (26) that comprises a sound-absorbent material in order reflect impinging waterborne sound in a damped fashion. The sonar damper (24) has a curved portion in order to create a cavity (28) between the sonar receiver (22) and the sonar damper (24).
G10K 11/00 - Methods or devices for transmitting, conducting or directing sound in general; Methods or devices for protecting against, or for damping, noise or other acoustic waves in general
G10K 11/28 - Sound-focusing or directing, e.g. scanning using reflection, e.g. parabolic reflectors
Underwater vehicle (20) for destroying naval mines. The underwater vehicle has a shaped charge (22) comprising a cone (24), explosive (26) and a first and a second detonator (28, 30), wherein the explosive (26) is arranged around a lateral surface (32) of the cone, the first detonator (28) is arranged at a tapered end of the cone and the second detonator (30) is arranged at a distance from the first detonator (28). The underwater vehicle also comprises a) a control unit (34) which is designed for optionally activating the first detonator (28), in order to detonate the explosive (26) at the tapered end of the cone and to obtain a directional explosion, or activating the second detonator (30), in order to detonate the explosive (26) at the point at which the second detonator (30) is arranged, or b) a control unit (34) which is designed for activating the second detonator (30), in order to detonate the explosive (26) at the point at which the second detonator (30) is arranged, wherein the first detonator (28) is designed to detonate in the event of impact of the underwater vehicle (20), in order to detonate the explosive (26) at the tapered end of the cone and to obtain a directional explosion.
F42B 19/00 - Marine torpedoes, e.g. launched by surface vessels or submarines; Sea mines having self-propulsion means
F42B 12/10 - Projectiles, missiles or mines characterised by the warhead, the intended effect, or the material characterised by the warhead or the intended effect of armour-piercing type with shaped or hollow charge
F42C 14/04 - Fuzes characterised by the ammunition class or type for torpedoes, marine mines or depth charges
F42C 19/095 - Arrangement of a multiplicity of primers or detonators, dispersed around a warhead, one of the primers or detonators being selected for directional detonation effects
The invention relates to a device (20) comprising a hull (22), a drive (24) and a rudder (26). The drive is designed to move the hull in a fluid. The rudder is movably arranged on the hull, wherein the rudder is designed to influence a direction in which the hull moves. In a pivot range (30) in which the rudder moves relative to the hull, the hull has a cross section deviating from a circular shape in order to minimise a gap produced between the rudder and the hull by the movement of the rudder.
The invention relates to an underwater vehicle (20) for destroying naval mines, comprising an enveloping body (22), a gyrating mass (24) and a drive unit (26). The enveloping body protects the underwater vehicle (20) particularly from the ingress of water. A rotational axis (28) of the gyrating mass corresponds to a longitudinal axis (30) of the underwater vehicle. The drive unit is designed to set the gyrating mass (24) in rotation prior to impact of the underwater vehicle on the naval mine and after launching the underwater vehicle.
B63G 7/02 - Mine-sweeping means; Means for destroying mines
B63B 39/04 - Equipment to decrease pitch, roll, or like unwanted vessel movements; Apparatus for indicating vessel attitude to decrease vessel movements by using gyroscopes directly
A multihull watercraft (20) having a float (22), a platform (24) and a strut (26), the float (22) being connected to the platform (24) by means of the strut (26). The multihull watercraft further comprises a flow element (28) that is designed to influence buoyancy of the multihull watercraft (20) during travel of the multihull watercraft (20).
B63B 1/10 - Hydrodynamic or hydrostatic features of hulls or of hydrofoils deriving lift mainly from water displacement with multiple hulls
B63B 39/06 - Equipment to decrease pitch, roll, or like unwanted vessel movements; Apparatus for indicating vessel attitude to decrease vessel movements by using foils acting on ambient water
G01V 1/38 - Seismology; Seismic or acoustic prospecting or detecting specially adapted for water-covered areas
B63B 21/66 - Equipment specially adapted for towing underwater objects or vessels, e.g. fairings for tow-cables
B63B 39/03 - Equipment to decrease pitch, roll, or like unwanted vessel movements; Apparatus for indicating vessel attitude to decrease vessel movements by displacement of masses by transferring liquids
10.
EFFECTIVE TARGET ENGAGEMENT USING A MILITARY DEVICE COMPRISING A FIRST NETWORK FOR NON-CLASSIFIED INFORMATION AND A SECOND NETWORK FOR CLASSIFIED INFORMATION
The invention relates to a military device (10), said military device (10) having a first target locating sensor (20), a target engagement device (30), a first network (40) for non-classified data, and a second network (50) for classified data, wherein the first network (40) and the second network (50) are connected together via at least one first secure data connection device (60), the first target locating sensor (20) and the target engagement device (30) are connected to the first network (40), and the military device (10) has a target identification device (70) which is connected to the second network (50). The invention is characterized in that the military device (10) has a target tracking analysis device (80). The target tracking analysis device (80) is connected to the first network (40) and to the first target locating sensor (20), and the target tracking analysis device (80) is connected the target engagement device (30) via the first network (40) and to the target identification device (70) via the first secure data connection device (60).
F41H 11/02 - Anti-aircraft or anti-guided missile defence installations or systems
H04W 4/38 - Services specially adapted for particular environments, situations or purposes for collecting sensor information
H04W 4/48 - Services specially adapted for particular environments, situations or purposes for vehicles, e.g. vehicle-to-pedestrians [V2P] for in-vehicle communication
B63G 9/00 - Other offensive or defensive arrangements on vessels against submarines, torpedoes, or mines
F41G 3/02 - Aiming or laying means using an independent line of sight
H04W 12/03 - Protecting confidentiality, e.g. by encryption
The invention relates to a device (20) for providing a graphic representation of sonar data (22). The device comprises a monitor interface (24) and a graphics processor (26). The graphics processor is designed to transmit a sequence of images (28), which graphically represent the sonar data (22), to the monitor interface (24). Furthermore, the graphics processor (26) is designed to generate for actualization time points in each case additional sequences of images (28), which correspond to current sonar data (22), and to transmit the images of the additional sequences to the monitor interface (24). The graphics processor is further designed to manipulate a first image of a sequence of the additional sequences of images and to transmit the sequence with the manipulated image to the monitor interface (24) in order to reduce flickering of a monitor (30) connected to the monitor interface (24) by the transition from one image of a current sequence to a subsequent image of a subsequent sequence.
G09G 5/36 - Control arrangements or circuits for visual indicators common to cathode-ray tube indicators and other visual indicators characterised by the display of individual graphic patterns using a bit-mapped memory
G09G 3/20 - Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix
12.
DEVICE FOR SAFELY RECOVERING AND TRANSPORTING WEAPONS, IN PARTICULAR WEAPONS FOUND UNDERWATER
The invention relates to a recovery device for recovering weapons (10). The recovery device is designed in two parts, wherein the recovery device has a support device (30) and a gripping and fixing device (20), and the gripping and fixing device (20) is designed to be releasably connected to the support device (30) in a force-fitting manner. The invention is characterized in that the gripping and fixing device (20) has four lateral walls (40), said lateral walls (40) being rigidly connected together.
The invention relates to an underwater vehicle (20) comprising a plurality of sensors (24, 24'), a guide system (27) and a signal processing unit (28). The sensors are designed to determine measurement values (26) in order to generate self-acquired information, wherein one sensor (24') of the plurality of sensors is designed to receive a digital message (40) in order to obtain external information. The guide system (27) is designed to generate a positional image (46) of the underwater vehicle (20) on the basis of the self-acquired information. The signal processing unit (28) is designed to process the digital message (40) and, on the basis of the digital message (40), adapt the positional image (46) or output tactical information.
G01S 5/00 - Position-fixing by co-ordinating two or more direction or position-line determinations; Position-fixing by co-ordinating two or more distance determinations
G01S 5/18 - Position-fixing by co-ordinating two or more direction or position-line determinations; Position-fixing by co-ordinating two or more distance determinations using ultrasonic, sonic, or infrasonic waves
14.
WATERCRAFT HAVING A PLURALITY OF SENSOR ARRANGEMENTS
A watercraft (20) having a plurality of sensor arrangements (22) is shown, each of which comprises a multiplicity of sensors (24). The sensors are designed to record sensor data (58) and to convert said data into an electrical signal that corresponds to the sensor data (58), the sensor arrangements (22) or the sensors (24) being designed to provide each of the electrical signals in the form of a data packet (29), the data packet (29) having an identification number that uniquely characterizes the data packets (29). Furthermore, the watercraft comprises a first and a second packet switching unit. The first packet switching unit (26a) maintains one first sensor Ethernet connection (30a, 30c) per sensor (24) or per sensor arrangement (22) in order to obtain the data packets (29) from the sensors (24). The second packet switching unit (26b) maintains one second sensor Ethernet connection (30b, 30d) per sensor (24) or per sensor arrangement (22) in order to obtain the data packets (29) from the sensors (24). A signal receiver processes the sensor data (58). The first and second packet switching units (26) are each designed to buffer the data packets (29) of the sensors (24) and to transmit them to the signal receiver (28), the signal receiver (28) being designed so as, if two data packets (29) arrive with the same identification number, to reject one of the two data packets (29).
H04L 67/12 - Protocols specially adapted for proprietary or special-purpose networking environments, e.g. medical networks, sensor networks, networks in vehicles or remote metering networks
H04L 1/08 - Arrangements for detecting or preventing errors in the information received by repeating transmission, e.g. Verdan system
H04L 1/22 - Arrangements for detecting or preventing errors in the information received using redundant apparatus to increase reliability
B63G 8/39 - Arrangements of sonic watch equipment, e.g. low-frequency, sonar
15.
UNDERWATER VEHICLE WITH A PLURALITY OF WATERBORNE SOUND TRANSDUCERS FORMING A LINEAR ARRAY
The invention relates to an underwater vehicle (20) with a plurality of waterborne sound transducers (22), a control unit (24), and a signal processing unit (26). The waterborne sound transducers form a linear array, wherein the waterborne sound transducers (22) are designed to emit waterborne sound signals and receive reflections of the waterborne sound signals. The control unit (24) is designed to control the underwater vehicle from a first position into a second position such that the underwater vehicle carries out - a rolling movement in order to rotate the linear array; or - a pitching movement or a movement along a vertical axis or a yawing movement or a movement along a transverse axis or a hybrid form thereof in order to move the linear array perpendicularly to the extension of the linear array. The signal processing unit (26) is designed to emit a first waterborne sound signal in the first position of the underwater vehicle (20) and to emit a second waterborne sound signal in the second position of the underwater vehicle (20), wherein the signal processing unit (26) is additionally designed to process reflections of the first waterborne sound signal and reflections of the second waterborne sound signal such that three-dimensional spatial information is produced.
G01S 7/52 - RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES - Details of systems according to groups , , of systems according to group
The invention relates to a connection element (20), which has a first and a second end region (30a, 30b), wherein the first end region (30a) is designed to establish a connection to an additional connection element (20'), and wherein the second end region (30b) has an anchoring means (33), which is mechanically anchored in a trailing-antenna module (22) or in a towing means connecting the trailing-antenna module (22) to a watercraft. The anchoring means has a damping element (36), which is designed to damp vibrations of the connection element (20). \
The invention relates to a watercraft (20) having a signal processing unit (22) and a signal sign sensor (24). The signal processing unit (22) is designed to obtain sensor data (26) and on the basis of the sensor data (26) to create and update in an ongoing manner a position image (30) of the surroundings of the watercraft (20). The signal sign sensor (24) is designed to detect a signal sign (32) of another watercraft (34) and to provide same to the signal processing unit (22) in the form of an electrical signal (36), the signal sign (32) being one signal sign out of a plurality of predetermined signal signs and an item of information being assigned to each of the predetermined signal signs. The signal processing unit (22) is also designed to ascertain the information of the signal sign (32) on the basis of the electrical signal (36) and to consider the information when updating the position image (30) and in particular to estimate a future position image (30).
The invention relates to an underwater vehicle (10), in particular a self-propelled underwater body, comprising a shell body (12) which forms the contour of the underwater vehicle (10). The shell body (12) is connected to a drive unit (14) which has a motor (16), an epicyclic gearing (18), a first propeller (20a), and a second propeller (20b), said motor (16) driving a sun gear (24) of the epicyclic gearing (18), wherein the first propeller (20a) is connected to the sun gear (24), and the second propeller (20b) is connected to a ring gear (28) of the epicyclic gearing (18).
B63H 5/10 - Arrangements on vessels of propulsion elements directly acting on water of propellers of more than one propeller of coaxial type, e.g. of counter-rotative type
F16H 37/06 - Combinations of mechanical gearings, not provided for in groups comprising essentially only toothed or friction gearings with arrangements for dividing torque between two or more intermediate shafts
19.
A WATERBORNE SOUND RECEIVER AND A SYSTEM FOR TRANSMITTING IMAGE DATA USING A WATERBORNE SOUND SIGNAL
A waterborne sound receiver is disclosed, comprising a receiving unit and a decoder. The receiving unit is configured to receive a waterborne sound signal comprising compressed image data having a first resolution and to convert the waterborne sound signal into a data stream. The decoder is configured to decode the data stream as to obtain the compressed image data. The decoder is further configured to upsample the image data as to obtain image data having a second resolution which is higher than the first resolution, wherein the decoder is implemented as a neural network.
H04B 13/02 - Transmission systems in which the medium consists of the earth or a large mass of water thereon, e.g. earth telegraphy
H04N 19/59 - Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving spatial sub-sampling or interpolation, e.g. alteration of picture size or resolution
H04B 11/00 - Transmission systems employing ultrasonic, sonic or infrasonic waves
20.
USE OF AN AIR-WATER DRONE FOR LOCATING AND IDENTIFYING AN OBJECT UNDER WATER
The invention relates to the use of an air-water drone (20) for locating and identifying an object (24) under water (32). The air-water drone flies over an area in which the object (24) is suspected to be in order to locate the position of the object (24) using the air-water drone (20) by means of a sensor (22). The use also comprises immersing at least the sensor (22) or a further sensor, in particular of the same type, of the air-water drone (20) in the water (32) at the located position in order to identify the object (24).
The invention relates to a waterborne sound transducer (20) having a directed radiation characteristic. The waterborne sound transducer has a plurality of transducer elements (22) which are designed to convert waterborne sound into an electric signal that corresponds to the sound pressure and/or to convert an applied electric voltage into waterborne sound. The transducer elements (22) are arranged such that the transducer elements (22) have different distances (26) and/or that the transducer elements (22) have different thicknesses (28) in order to smooth the radiation characteristic (30) of the waterborne sound transducer (20).
B06B 1/06 - Processes or apparatus for generating mechanical vibrations of infrasonic, sonic or ultrasonic frequency making use of electrical energy operating with piezoelectric effect or with electrostriction
A transport box (20) for setting down a watercraft (22) into the water by means of a traction mechanism (62), with a support (24) for securing the traction mechanism for lowering the transport box, and with a frame which is designed to receive the watercraft in the transport box, wherein the transport box is designed to receive the upper side of the watercraft and to set same down on the lower side into the water.
The present invention relates to a floating or submersible body (40, 42) for de-mining activities, the floating or submersible body (40, 42) having a housing, wherein the housing has rotational symmetry, wherein the housing has an axis of symmetry, wherein the housing has rotational symmetry about the axis of symmetry, wherein the floating or submersible body (40, 42) has at least one first hydroacoustic transceiver device (70), characterized in that the floating or submersible body (40, 42) has an oscillating mass (50, 52), wherein the oscillating mass (50, 52) can be made to rotate about an axis of rotation, wherein the axis of rotation is arranged perpendicular to the axis of symmetry.
Shown is a device for pulling in and letting out a towed antenna (22) from a watercraft (20). The device has a towed antenna arrangement (24) which comprises the towed antenna (22), the towed antenna (22) having a plurality of interconnected, in particular consecutively arranged underwater sound receivers (34). The device also has a winch (26) with a winch control (40), and a position information carrier (28) and a position information reader (30). The winch (26) is designed to move the towed antenna arrangement (24) relative to the position information reader (30) in such a way that the position information carrier (28) passes the position information reader (30). The position information reader (30) is designed to ascertain the predetermined position when passing the position information carrier (28). The winch control (40) is designed to control the winch (26) based on the ascertained predetermined position.
The invention relates to an illumination device comprising at least one luminaire. The luminaire has a first and a second current driver as well as a control unit. The illumination device also comprises at least one first and one second slow high-voltage line (LHV lines), wherein the first line is connected to the first current driver and the second line is connected to the second current driver, and wherein both lines each have a predefined voltage to ground. A first switch and a second switch are connected to the first line or the second line. The first and the second switch are designed to change a respective predefined voltage of the connected line to ground. In particular, the change takes place to a further predefined voltage to ground. The control unit is programmed in such a way that it executes a first action with a changing of the voltage of the first line, in particular switching on the luminaire, and executes a second action with a changing of the voltage of the second line, which differs from the first action, in particular switching off the luminaire.
The invention relates to a device (20) having a housing (22), a shock mounting (24) and a spring element (26). An electrical circuit (28) is arranged in the housing. The shock mounting (24) is designed to damp a shock on the electrical circuit so that a mechanical load on the electrical circuit is reduced relative to a mechanical load on the housing due to the shock. The spring element (26) contacts the electrical circuit and the housing (22), the spring element (26) being designed to dissipate the heat of the electrical circuit to the housing (22).
F16F 15/08 - Suppression of vibrations of non-rotating, e.g. reciprocating, systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating system using elastic means with rubber springs
H05K 7/14 - Mounting supporting structure in casing or on frame or rack
The invention relates to a waterborne sound transducer (20) comprising a transducer element (22). The transducer element is designed to receive waterborne sound and to output a waterborne sound signal corresponding to the waterborne sound and/or transmit waterborne sound corresponding to a waterborne sound signal, wherein the transducer element (22) has an electrode (24), which allows for an electrical contacting of the transducer element. The waterborne sound transducer also comprises a printed circuit board (26), which is connected to the electrode (24), wherein solder (28) produces the electrical and mechanical connection between the printed circuit board (26) and the electrode (24).
B06B 1/06 - Processes or apparatus for generating mechanical vibrations of infrasonic, sonic or ultrasonic frequency making use of electrical energy operating with piezoelectric effect or with electrostriction
Disclosed is a connector (20) for use under water. The connector comprises a housing (22) with a first opening and a second opening, and an electrical conductor (24) passing through the first opening (30) into the housing (22). The connector (20) also comprises a seal (26) which seals the second opening (32) from the infiltration of water, wherein an electrical contact (34) passes through the seal (26), and the electrical contact (34) contacts the electrical conductor (24) inside the housing. A sealing element (28) fills the first opening (30), said sealing element (28) being located such that an edge region (36) of the housing is enclosed on both sides by the sealing element (28).
The invention relates to a waterborne sound transducer (20) for receiving or transmitting waterborne sound (22) comprising a waterborne sound transducer (24) and a printed circuit board (26). The waterborne sound transducer (24) is designed to receive the waterborne sound (22) and to output a waterborne sound signal corresponding to the received waterborne sound and/or to transmit the waterborne sound based on a waterborne sound signal. The printed circuit board (26) is designed to provide the waterborne sound signal for signal processing (30). The waterborne sound transducer (24) is mechanically connected to the printed circuit board (26) by means of an adhesion agent and the waterborne sound transducer (24) is electrically connected to the printed circuit board (26).
The invention relates to a shock bearing device for electronics, comprising a first and a second circuit board carrier (22, 24) and a circuit board (26) on which the electronics is arranged. The circuit board (26) is arranged between the first and the second circuit board carriers (22, 24). The first circuit board carrier (22) has a recess (30) to accommodate a component (28) of the electronics. The first and the second circuit board carriers (22, 24) are connected to one another in order to enclose the circuit board (26).
Disclosed is a housing (20) for receiving a signal processing circuit board for processing electrical signals under water. The housing comprises a first connector-receiving device (22a) for receiving a first connector that provides a first part of the electrical signals and a second connector-receiving device (22b) for receiving a second connector that provides a second part of the electrical signals. The housing also comprises a signal distribution circuit board (23) having a first contact (28a) for contacting the first connector and a second contact (28b) for contacting the second connector, the signal distribution circuit board (23) being designed to provide the electrical signals from the first connector and the second connector of the signal processing device. The first connector-receiving device (22a) and the second connector-receiving device (22b) are sealed off in relation to the signal distribution circuit board (23) against the infiltration of water.
H01R 13/523 - Dustproof, splashproof, drip-proof, waterproof, or flameproof cases for use under water
H01R 13/52 - Dustproof, splashproof, drip-proof, waterproof, or flameproof cases
H01R 13/66 - Structural association with built-in electrical component
H01R 12/58 - Fixed connections for rigid printed circuits or like structures characterised by the terminals terminals for insertion into holes
H01R 43/00 - Apparatus or processes specially adapted for manufacturing, assembling, maintaining, or repairing of line connectors or current collectors or for joining electric conductors
The invention relates to a reflector (20) for waterborne sound transducers (22), comprising a reflection plate (24) and a guide (26) for securing the reflection plate (24) to a watercraft (28). The reflection plate (24) is designed to reflect waterborne sound waves. A damping element (30) is arranged between the guide (26) and the reflection plate (24), wherein the damping element (30) has a progressive stiffness characteristic curve.
G10K 11/28 - Sound-focusing or directing, e.g. scanning using reflection, e.g. parabolic reflectors
G10K 11/00 - Methods or devices for transmitting, conducting or directing sound in general; Methods or devices for protecting against, or for damping, noise or other acoustic waves in general
A waterborne sound transducer (20) having a multiplicity of transducer units (22) is disclosed. The transducer units are arranged in a two-dimensional manner, wherein the transducer units (22) each have a first and a second contact face. The first contact faces of the transducer units (22) are each connected to a first electrode (24a). The second contact faces of the transducer units (22) are each connected to a second electrode (24b). The transducer units (22) are arranged in such a way that an envelope of the first contact faces of the transducer units (22) is pillow-shaped.
G01S 15/89 - Sonar systems specially adapted for specific applications for mapping or imaging
G10K 11/00 - Methods or devices for transmitting, conducting or directing sound in general; Methods or devices for protecting against, or for damping, noise or other acoustic waves in general
The invention relates to an underwater vehicle with a body and at least one propeller arranged on the body. The underwater vehicle further comprises a hydrodynamic element, which is arranged on the underwater vehicle, more particularly on the body, wherein the hydrodynamic element is designed to exert a compensation torque on the underwater vehicle and to counteract a propeller torque of the propeller on the underwater vehicle, especially to compensate for the propeller torque. The hydrodynamic element is designed as a passive hydrodynamic element.
The invention relates to a switch cabinet having a support structure that is designed to house an assembly. A housing is connected to the support structure. Also, a cooling conduit is connected to at least one part of the support structure, the cooling conduit being designed to cool the part of the support structure that is connected to the cooling conduit.
The present invention relates to a method for detecting mines 30 below the water surface in shallow water, the method comprising the following steps: a) flying an aircraft 10 over a suspect region, an aircraft 10 having at least one first optical detection device 40 being selected as the aircraft 10, b) capturing a series of images, the series of images comprising 3 to 100 individual images, c) performing a disruptive factor analysis of the image series to eliminate surface effects, d) adjusting the contrast of the individual imagese) segmenting the image, f) selecting image segments having a predefined size and a predefined form, g) identifying the position of a potential mine 30.
The invention relates to a watercraft (10) comprising a first shaped charge (21), characterised in that a second shaped charge (22) is arranged behind the first shaped charge (21) in the effective direction of the first shaped charge (21), wherein the effective direction of the first shaped charge (21) and the effective direction of the second shaped charge (22) run to a common target point.
The present invention relates to a watercraft (10) having a hollow charge (20) and a gas chamber which is adjacent to the hollow charge (20) in the direction of action of the hollow charge (20), characterized in that the gas chamber is variable over the length in the direction of action of the hollow charge (20).
The invention relates to a device (18) for fastening acoustic transducers to a watercraft, said device comprising a traction means (20) which, in particular load-free, has a first dimension in a first lateral direction (y) and a second dimension in a second lateral direction (z) which differs from the first dimension (y), and a fastening element (22) which is designed to connect an acoustic transducer to the traction means.
The invention relates to a device (20) for receiving underwater sound with a plurality of underwater sound receiving assemblies (22), an underwater sound receiving assembly (22) comprising an underwater sound receiver (26), a sound reflector (28) and a sound window (24). A first underwater sound receiving assembly (22) is arranged adjacent to a second underwater sound receiving assembly (22) and a third underwater sound receiving assembly (22) is arranged adjacent to the second underwater sound receiving assembly (22). The first and the second underwater sound receiving assemblies (22) are at a first distance from one another and the second and the third underwater sound receiving assemblies (22) are at a second distance from one another, the first and the second distances being different from one another.
B63G 8/39 - Arrangements of sonic watch equipment, e.g. low-frequency, sonar
G10K 11/00 - Methods or devices for transmitting, conducting or directing sound in general; Methods or devices for protecting against, or for damping, noise or other acoustic waves in general
The invention relates to a weapon, said weapon having a casing (10), at least one explosive charge (60), and an detonator (30). The detonator (30) can be switched between a first state and a second state by a rotational or translational movement. The detonator (30) is designed to detonate the explosive charge (60) in the first state, and the detonator (30) is designed to not detonate the explosive charge (60) in the second state. The detonator (30) has at least one first marking (40) for the first state and a second marking (42) for the second state, and the casing (10) has a view window (20), wherein the first marking (40) can be viewed through the view window (20) when the detonator (30) is in the first state, and the second marking (42) can be viewed through the view window (20) when the detonator (30) is and the second state. The invention is characterized in that at least one first optical element (50) is arranged in the optical path between the markings (40, 42) of the detonator (30) and the view window (20), and the at least one first optical element (50) deflects the optical beam path.
F42C 15/184 - Arming-means in fuzes; Safety means for preventing premature detonation of fuzes or charges wherein a carrier for an element of the pyrotechnic or explosive train is moved using a slidable carrier
F42C 15/188 - Arming-means in fuzes; Safety means for preventing premature detonation of fuzes or charges wherein a carrier for an element of the pyrotechnic or explosive train is moved using a rotatable carrier
42.
HYDROPHONE HAVING A TUBE COMPRISING A FIRST AND A SECOND PORTION EACH HAVING AN INTERNAL ELECTRODE
The invention relates to a hydrophone (20) comprising a tube (22) having a first portion (22a) and a second portion (22b), the first portion and the second portion each having an internal electrode, the second portion (22b) having an opposite polarization to the first portion (22a). The electrodes of the first and the second portion (22a, 22b) are electrically insulated from each other by an insulation region (24). The first and the second portion (22) have a common external electrode (26).
G01V 1/18 - Receiving elements, e.g. seismometer, geophone
G01V 1/38 - Seismology; Seismic or acoustic prospecting or detecting specially adapted for water-covered areas
G01H 11/08 - Measuring mechanical vibrations or ultrasonic, sonic or infrasonic waves by detecting changes in electric or magnetic properties by electric means using piezoelectric devices
B06B 1/06 - Processes or apparatus for generating mechanical vibrations of infrasonic, sonic or ultrasonic frequency making use of electrical energy operating with piezoelectric effect or with electrostriction
43.
METHOD FOR TESTING A HEMISPHERICAL SHELL FOR THE PRODUCTION OF A PIEZOCERAMIC HYDROPHONE
The invention relates to a method for testing a hemispherical shell for the production of a piezoceramic hydrophone, at least comprising the following steps: - determining a threshold value sw.1 from a previously determined maximum number of non-black-coloured defects (4b) and/or a threshold value sw.2 of a size of non-black-coloured defects (4b) and/or a threshold value sw.3 of the position of non-black-coloured defects (4b); a.) applying an outer layer (4) comprising silver and optionally silicon compounds to a first hemispherical shell (1a) and a second hemispherical shell (1b); b.) sintering and/or calcining the outer layer (4) and obtaining a first coated hemispherical shell (1a') and a second coated hemispherical shell (1b'); c.) joining together the first coated hemispherical shell (1a) and the second cleaned coated hemispherical shell (1b'') to form a hollow sphere (3); d.) performing a plasma treatment of the outer layer (4) and obtaining a plasma-treated hollow sphere (3') with a black-coloured outer layer (4a); e.) checking the black-coloured outer layer (4a) for: - a number of non-black-coloured defects (4b) and obtaining a first value w.1; and/or - a size of non-black-coloured defects (4b) and obtaining a second value w.2; and/or - a position of non-black-coloured defects (4b) and obtaining a third value w.3; f.) comparing the values w.1 with sw.1 and/or w.2 with sw.2 and/or w.3 with sw.3; g.) removing the plasma-treated hollow sphere (3') if w.1 is greater than sw.1 and/or w.2 is greater than sw.2 and/or w.3 is greater than sw.3.
G01V 1/18 - Receiving elements, e.g. seismometer, geophone
B06B 1/06 - Processes or apparatus for generating mechanical vibrations of infrasonic, sonic or ultrasonic frequency making use of electrical energy operating with piezoelectric effect or with electrostriction
The invention relates to a piezoceramic hydrophone at least comprising the following elements: a first hemispherical shell (1) and a second hemispherical shell (2) which have been assembled to form a hollow sphere (3); wherein the first hemispherical shell (1) and the second hemispherical shell (2) comprise a radially polarised, piezoelectric material (9) and the first hemispherical shell (1) and the second hemispherical shell (2) have an external layer (4) and the external layer (4) contains silver and/or silicon compounds; an electrical contact connection (5) of the first hemispherical shell (1) and the second hemispherical shell (2); and a polymeric coating (6) of the hollow sphere (3); characterised in that the external layer (4) is connected via an adhesion promotor (7) to the polymeric coating (6) and wherein the adhesion promoter (7) comprises a compound of formula (M122[(M266] where M144, Li, Na, K, Rb, Cs and M2 = Ti, Zr.
H04R 1/44 - Special adaptations for subaqueous use, e.g. for hydrophone
B06B 1/06 - Processes or apparatus for generating mechanical vibrations of infrasonic, sonic or ultrasonic frequency making use of electrical energy operating with piezoelectric effect or with electrostriction
C09J 5/02 - Adhesive processes in general; Adhesive processes not provided for elsewhere, e.g. relating to primers involving pretreatment of the surfaces to be joined
45.
ELECTRONIC MODULE, TRANSPORT CONTAINER AND SEA, AIR OR LAND VEHICLE
The invention relates to an electronic module for mobile sea, land and air loading, at least comprising the following components: • a.) a base frame (1) comprising a main frame (2) and a secondary frame (3) connected to the main frame; • b.) a support frame (5), vertically or orthogonally connected to the main frame (2); • c.) at least one inner or cross member (4) arranged within the main frame (2); • d.) a switch cabinet (6), wherein the switch cabinet (6) is connected to the support frame (5) via connection elements (7); and wherein the switch cabinet (6) is connected to the cross member (4) and/or main frame (2) via connection elements (7); • e.) an input and control unit (8) arranged on the secondary frame (3).
B65D 85/68 - Containers, packaging elements or packages, specially adapted for particular articles or materials for machines, engines or vehicles in assembled or dismantled form
Embodiments show a device for cladding an underwater sound receiver, for example a (sonar) antenna, having a covering, a valve and an outlet opening. The covering can accommodate the underwater sound receiver. The covering further has, in a first region, an (acoustic) window, said window being designed to let sound waves pass through. The valve is designed to let water surrounding the device flow into the covering and to prevent water present in the covering from flowing out of the covering. The outlet opening is designed to let water present in the covering flow out.
G10K 11/00 - Methods or devices for transmitting, conducting or directing sound in general; Methods or devices for protecting against, or for damping, noise or other acoustic waves in general
47.
WEAPON HAVING A DEFLAGRATION IGNITER AND METHOD FOR OPERATING SUCH A WEAPON
The present invention relates to a weapon and to a method for operating such a weapon. The weapon comprises an explosive charge (101), an activatable detonation igniter (109), an activatable deflagration igniter (119) and an ignition device (111). The igniting device (111) is able to activate, selectively, the detonation igniter (109) or the deflagration igniter (119). The activated detonation igniter (109) is able to bring the explosive charge (101) to detonation. The activated deflagration igniter (119) is able to bring the same explosive charge (101) to deflagration. According to the method, the ignition device (111) activates the detonation igniter (109). The activated detonation igniter (109) brings the explosive charge (101) to detonation. If a specified event occurs without the explosive charge (101) being brought to detonation by then, the ignition device (111) activates the deflagration igniter (119). The activated deflagration igniter (119) brings the explosive charge (101) to deflagration.
The invention relates to a method for casting a component of an underwater antenna using a casting device, and to a casting device for carrying out this method. The component is brought into a specified holding position relative to a hollow mold (6.1) and held in this holding position by a holding device (2.1). A first casting material (UM.1) is introduced into the hollow mold in such a way that the first casting material surrounds a first area of the component in the hollow mold, and a second area remains free of the first casting material. The holding device is removed from the component. The component is then held in the holding position by the first casting material. A second casting material is introduced into the hollow mold in such a way that the second casting material surrounds the second area of the component in the hollow mold. Complete curing of both casting materials in the hollow mold is brought about or enabled. As a result, the component is surrounded by a casting that covers both areas of the component.
B29C 39/10 - Shaping by casting, i.e. introducing the moulding material into a mould or between confining surfaces without significant moulding pressure; Apparatus therefor for making articles of definite length, i.e. discrete articles incorporating preformed parts or layers, e.g. casting around inserts or for coating articles
B29C 39/02 - Shaping by casting, i.e. introducing the moulding material into a mould or between confining surfaces without significant moulding pressure; Apparatus therefor for making articles of definite length, i.e. discrete articles
B29C 33/00 - SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING - Details thereof or accessories therefor
B29C 33/12 - SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING - Details thereof or accessories therefor with incorporated means for positioning inserts, e.g. labels
B63G 8/39 - Arrangements of sonic watch equipment, e.g. low-frequency, sonar
G10K 11/00 - Methods or devices for transmitting, conducting or directing sound in general; Methods or devices for protecting against, or for damping, noise or other acoustic waves in general
H01Q 1/04 - Adaptation for subterranean or subaqueous use
H01Q 1/34 - Adaptation for use in or on ships, submarines, buoys or torpedoes
B29L 31/34 - Electrical apparatus, e.g. sparking plugs or parts thereof
H04R 1/44 - Special adaptations for subaqueous use, e.g. for hydrophone
The invention relates to a piezoceramic hydrophone at least comprising the following elements: - a first hemispherical shell (1) and a second hemispherical shell (2), which have been assembled to form a hollow sphere (3); wherein the first hemispherical shell (1) and the second hemispherical shell (2) comprise a radially polarized, piezoelectric material and the first hemispherical shell (1) and the second hemispherical shell (2) have an external layer (4); - an electrical contact connection (5) of the first hemispherical shell (1) and the second hemispherical shell (2); and - a polymeric coating (6) of the hollow sphere (3); characterized in that the external layer (4) contains Cu, Cr and/or TiN.
B06B 1/06 - Processes or apparatus for generating mechanical vibrations of infrasonic, sonic or ultrasonic frequency making use of electrical energy operating with piezoelectric effect or with electrostriction
G01V 1/18 - Receiving elements, e.g. seismometer, geophone
H04R 1/44 - Special adaptations for subaqueous use, e.g. for hydrophone
50.
ARRANGEMENT AND METHOD FOR LOCATING AN OBJECT IN OR BELOW A BODY OF WATER
The present invention relates to an arrangement and a method which are able to locate an object in or below a body of water. An underwater driving vehicle (1) having a drive (6, 8, 9) and a travel direction changing unit (4.1, 4.2, 23.1, 23.2) moves the arrangement through the water. An underwater measuring body (2) is connected to the underwater driving vehicle (1) by a connecting element (3). The underwater measuring body (2) comprises a first multi-axis magnetometer (12.1) and a second multi-axis magnetometer (12.2, ...). Each magnetometer (12.1, 12.2, ...) measures a variable which correlates with the magnetic field about said magnetometer. A data storage unit (21, 22) automatically stores signals from the two magnetometers (12.1, 12.2, ...). An evaluating unit (28) is designed to automatically discover and evaluate a difference between the stored signals from the two magnetometers (12.1, 12.2, ...) in order to determine the position of the object relative to the underwater measuring body, and the distance and the position of the object relative to the surface of the floor of the body of water.
B63G 7/06 - Mine-sweeping means; Means for destroying mines of electromagnetic type
G01S 7/539 - RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES - Details of systems according to groups , , of systems according to group using analysis of echo signal for target characterisation; Target signature; Target cross-section
G01S 15/06 - Systems determining position data of a target
G01S 15/88 - Sonar systems specially adapted for specific applications
G01V 3/08 - Electric or magnetic prospecting or detecting; Measuring magnetic field characteristics of the earth, e.g. declination or deviation operating with magnetic or electric fields produced or modified by objects or geological structures or by detecting devices
51.
DEVICE AND METHOD FOR LAUNCHING AN UNDERWATER PROJECTILE FROM A WATERCRAFT
The present invention relates to a launching device for launching an underwater projectile (1.1) from a platform, in particular from a watercraft, and also to a method for using such a launching device. The launching device comprises a ramp (3.1), which extends along a ramp longitudinal axis (La.1), and a propellant deflection unit (4, 5, Km, Ka). The ramp (3.1), under water, encloses an underwater projectile (1.1) with a propulsion unit (Tw.1). The launching device activates the propulsion unit (Tw.1), which then ejects a propellant (Tr.1). The propellant deflection unit (4, 5, Km, Ka) deflects ejected propellant (Tr.1) in an outlet direction (AR.T). This outlet direction (AR.T) of the propellant (Tr.1) points away from the platform perpendicularly or obliquely.
The invention relates to a container (1), comprising a door (20) and two guide devices (14.1, 14.2) for said door (20), to a method for transporting an object by means of a container (1) of this type, and to a method for producing a container of this type. The door (20) can be moved relative to a basic frame (2, 3) of the container (1) between a closed and an open end position. The door (20) is located between the two guide devices (14.1, 14.2). The two guide devices (14.1, 14.2) jointly guide the door (20) as the door (20) is moved into an end position. A support frame (3) of the basic frame (2, 3) transfers horizontal forces emanating from an object in the interior of the container (1) to a platform on which the container (1) stands.
The present invention relates to a rudder assembly (28), to a watercraft with such a rudder assembly (28) and to a method for producing a watercraft of this type. The rudder assembly (28) comprises a rudder (4), an actuator (9) and a shaft (5). The actuator is able to rotate the shaft. The shaft (5) is able to move the rudder (4) relative to the actuator (9). A continuous flexible casing (13) surrounds the rudder (4) and that part (5.a) of the shaft (5) which protrudes over the outer contour of the actuator (9).
The invention relates to an unmanned underwater craft (1) with a solid body (10) made of a casting material and to a method for producing such an underwater craft (1). The underwater craft (1) according to the invention has a vehicle body with a solid body (10) which defines a hydrodynamic shape of the underwater craft (1). The solid body (10) surrounds an electronic component (2.1, 2.2,...) and holds an additional component (3, 9.1, 9.2, 11, 12.1, 12.2, 13, 17, 19). In the production method, the component (2.1, 2.2,...) is introduced into a casting mold which is adapted to the hydrodynamic shape of the underwater craft (1). Casting material is filled into the casting mold and is hardened. The resulting solid body (10) is removed from the casting mold together with the component (2.1, 2.2,...).
The present invention relates to an arrangement and a method for transmitting data between a manned base station (8) and a surface device (29). The arrangement comprises the manned base station (8) having a base station communication unit (9), an underwater apparatus (1), the surface device (29) which has a surface communication unit (33), and an aircraft (2) which has an aircraft communication unit (27). A wireless base station-aircraft data connection (DV.1) is established between the base station communication unit (9) and the aircraft communication unit (27). A wireless aircraft-surface data connection (DV.2) is established between the aircraft communication unit (27) and the surface communication unit (33). There is an underwater data connection (10, 18) between the surface device (29) and the submerged underwater apparatus (1).
The invention relates to a novel method for operating a transmitter of an underwater communication device. The method is to be designed such that a transmitted message can be received correctly by another underwater communication device with a high degree of probability. In the novel method, at least one transmission parameter of a transmitter (1) of an underwater communication device is set as follows: - a transmission message is combined with a transmission test value in a computer (10), - the transmission message is modulated in a modulator (20), thereby obtaining a signal, - the signal is emitted using a transmission converter (24), - the emitted signal is modified by the transmission medium, - the modified signal is received by a receiving hydrophone (34), - the modified signal is demodulated in a demodulator (30), thereby obtaining a demodulated message, - a demodulated test value is ascertained from the demodulated message in the computer (10), said test value being compared with the transmission test value, and - if the demodulated test value does not match the transmission test value or if the demodulated message does not match the transmission message, the at least one transmission parameter is modified with respect to robustness, and the transmission message is emitted again with a modified transmission parameter or modified transmission parameters.
The invention relates to a sound transducer for sending and/or receiving underwater sound signals, wherein the sound transducer comprises at least two sound transducer shells, each comprising a piezoceramic material and each being electrically conductive on an outer surface and an inner surface, the sound transducer shells forming a toroidal shape so that an underwater sound signal can be sent and/or can be received rotationally symmetrically. The invention also relates to an underwater antenna, a trailing antenna, a sonar for sending and/or receiving underwater sound signals, and a watercraft.
B06B 1/06 - Processes or apparatus for generating mechanical vibrations of infrasonic, sonic or ultrasonic frequency making use of electrical energy operating with piezoelectric effect or with electrostriction
The invention relates to an underwater vehicle for the requirement-based on-site assembly, comprising a skeletal body which has a drive receptacle and a first module receptacle, and having a body element forming an outer contour, wherein the body element comprises an inner part, the inner part having a foamed material.
The invention relates to a deploying and recovering device (110) for recovering an object (105) from a water surface (109) and/or deploying the object into a body of water. The deploying and recovering device is used on a watercraft (103) and has a lifting device (101). The lifting device can be moved three-dimensionally and has a catching device (111) and at least one sensor (115) for sensing a positioning mark. The object has at least one positioning mark (117) and a retaining device (113). During the recovery and/or deployment, the lifting device is positioned with respect to the object by means of the at least one sensor and the at least one positioning mark. In order to recover and/or deploy the object, the catching device and the retaining device can be interlockingly and/or frictionally connected. The lifting device is designed in such a way that the recovery from the water surface and/or the introduction into the body of water is carried out without oscillation with respect to the watercraft. The invention further relates to a vehicle combination of a carrier ship and of an underwater vehicle.
The invention relates to a trailing cable for trailing in water, wherein the trailing cable has a cable core for transmitting a tensile force, energy and/or information and a cable sheath for insulation, and the trailing cable has a surface structure element connected to the cable sheath in a materially bonded manner, and the surface structure element has an elevation and/or an indentation with respect to the outside diameter of the cable sheath free of the surface structure element, such that twisting, vibration and/or drag of the trailing cable is reduced. The invention furthermore relates to a trailing antenna for trailing in water and to a watercraft for trailing a trailing antenna.
The invention relates to a method for reducing bycatch, according to which an autonomous underwater craft first observes a potential school of fish and estimates the percentage of bycatch, thus allowing a decision to be made on whether to fish this particular school of fish or to search for a more profitable school of fish.
The invention relates to an underwater body (101) having a movable component (107), which can be moved into an extended position and as a result increases the volume of the underwater body (101). The invention further relates to a method for operating such an underwater body. An expansion means (113, 115, 117, 119) is capable of conducting a fluid (121) into a hollow space. The hollow space is operatively connected to the movable component (107). By the fluid (121) being conducted into the hollow space, the movable component (107) is moved relative to the sleeve (103) of the underwater body (101) into the extended position. The fluid (121) hardens in the hollow space. The hardened fluid (121) in the hollow space keeps the movable component (107) in the extended position.
B63G 8/24 - Automatic depth adjustment; Safety equipment for increasing buoyancy, e.g. detachable ballast, floating bodies
F42B 19/44 - Marine torpedoes, e.g. launched by surface vessels or submarines; Sea mines having self-propulsion means adapted to be used for exercise purposes, e.g. indicating position or course with means for causing torpedoes to surface at end of run by enlarging displacement
63.
UNDERWATER VEHICLE, WHICH SWIVELS A DRIVE UPON IMMERSION INTO A BODY OF WATER
The invention relates to an underwater vehicle (101) and to a method for operating an underwater vehicle (101). A first propulsion element (111, 113) is arranged on a first swivel holder (117, 119). A first drive motor (115, 116) can drive the first propulsion element (111, 113). A swivel mechanism (109, 123, 124, 131) can move the first swivel holder (117, 119) from a swiveled-in position to a swiveled-out position, relative to an outer shell (102) of the underwater vehicle (101). The underwater vehicle (101) can automatically discover a specified occurrence under water. As a response to the discover of said occurrence, the underwater vehicle (101) activates the swivel mechanism (109, 123, 124, 131). The activated swivel mechanism (109, 123, 124, 131) moves the first swivel holder (117, 119) to the swiveled-out position.
The invention relates to an assembly and a method which simplify the communication between two persons (M.1, M.2). The assembly comprises two visual output devices (101) with two display devices (115), an image transmission device (125, 127, 220), and two camera systems (121). Each camera system (121) generates an image of a person (M.1), who is carrying an output device (101) of the assembly. The image transmission device (125, 127, 220) transmits an image from the first camera system (101) to the second visual output device and an image from the second camera system to the first visual output device (101). Each display device (115) presents a visually perceivable display with a transmitted image.
The present invention relates to a visual output device (101) with a camera (103) and to a method for presenting information with the aid of a visual output device (101) of this kind. A representation device (115, 211) and a camera (103) are secured to a carrier of the visual output device (101). The visual output device (101) can be carried by a person (M.1). The visual output device (101) provides an optically sealed space in front of the eyes of this person (M.1). Light from the real environment cannot infiltrate this optically sealed space. The camera (103) generates an image (215) of the surroundings of the visual output device (101). A receiving device (117) of the output device (101) receives a signal. The representation device (115, 211) generates a virtual object (213) depending on the received signal, which virtual object represents information visually. The representation device (115, 211) presents a common representation to the person, said representation comprising an image (215) from the camera (103) and the virtual object (213).
The invention relates to a hydrophone unit (12) for transmitting hydrophone signals (24, 26), comprising at least one hydrophone (22) for producing hydrophone signals (24, 26) from underwater sound waves. Further, the hydrophone unit (12) comprises at least one segmenting means (28) for segmenting the hydrophone signals (24, 26) and a timestamp producing means (30) for producing and assigning timestamps (34), in each case to each segment (32) depending on the time or the time period in which the hydrophone signals (24, 26) of the respective segment (32) were produced. Moreover, the hydrophone unit (12) comprises a packing means (36) for producing data packets (38), in each case with a segment (32) and the timestamp (34) assigned to the segment (32), and a transmitter (40) for emitting the data packets (38). Further, the invention relates to a processing unit (14) for receiving hydrophone signals (24, 26) and a sonar installation (10) comprising a hydrophone unit (12) and a processing unit (14). Moreover, the invention relates to a method for transmitting hydrophone signals (24, 26).
The invention relates to an underwater body with a hydrodynamic element (101) for transmitting and/or receiving a signal. The hydrodynamic element (101) acts on a running characteristic, in particular the directional stability, of the underwater body during an operation in water, and the hydrodynamic element (101) forms a radio antenna. The hydrodynamic element (101) has an antenna surface (105), a short-circuiting connection (107) to a ground surface (109), and a feed line (111) such that the signal can be received and/or transmitted by means of the hydrodynamic element (101).
The invention relates to a processing unit (10) for a sonar system for processing hydrophone signals (14). The processing unit (10) comprises an FFT unit (12) for determining a respective Fourier-transformed hydrophone signal (16) from each of the received hydrophone signals (14), as well as a frequency band divider (32) which divides each of the Fourier-transformed hydrophone signals (16) into multiple frequency bands. The processing unit (10) also comprises at least one multiplication unit (34a-34c) for determining multiplied signals (35) via the multiplication of every Fourier-transformed hydrophone signal of every frequency band (33a-33c) by a factor, at least one IFFT unit (36a-36c) for converting each of the multiplied signals (35) into a time signal, and at least one addition unit (41a-41c) for adding multiple or all of the time signals (38). The invention also relates to a sonar system for underwater vehicles, as well as to a method for processing hydrophone signals (14) using a processing unit (10).
G01S 15/00 - Systems using the reflection or reradiation of acoustic waves, e.g. sonar systems
G01S 15/02 - Systems using the reflection or reradiation of acoustic waves, e.g. sonar systems using reflection of acoustic waves
G01S 7/52 - RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES - Details of systems according to groups , , of systems according to group
G10K 11/34 - Sound-focusing or directing, e.g. scanning using electrical steering of transducer arrays, e.g. beam steering
G01S 7/534 - RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES - Details of systems according to groups , , of systems according to group - Details of non-pulse systems
The invention relates to a sonar system (10) with a receiving device, comprising at least two underwater sound receivers (12) for converting underwater sound into electrical and/or optical reception signals (18), a processing device with a conditioner (30) for generating conditioned reception signals (26) from the electrical and/or optical reception signals (18) and preferably with an evaluation unit (32) for determining a bearing and/or distance of sound-radiating and/or reflective objects on the basis of the conditioned reception signals (26), and a decoder (38) for decoding data (46), in particular text data, audio data, video data and/or command data, from the conditioned reception signals (26). The invention also relates to an underwater communication unit (44) and an underwater communication method using such a sonar system (10).
The invention relates to an undewater craft (331) comprising a pressure vessel that includes an interior region and an exterior region, and an electronic via that electronically connects electronic components in the exterior region to electronic components in the interior region.
The invention relates to an undewater craft (331) comprising a pressure vessel that includes an interior region and an exterior region, and an electronic via that connects an electronic component in the interior region to a module receptacle located in the exterior region.
The invention relates to cutting device (16, 16') having two cutting blades (44) for cutting a towed sonar (10) that comprises sections that cannot be cut through. In order to ensure that the cutting was not unsuccessful because a section (12) of the towed sonar (10) that cannot be cut through was hit by the first cutting apparatus (44), the second cutting apparatus cuts the towed sonar (10) at such a distance that the second cutting apparatus does not hit a section (12) that cannot be cut through. The invention further relates to a corresponding method.
An underwater antenna for an underwater craft (52) is provided, wherein the underwater antenna (34) comprises a reflector (22), a plurality of hydrophones (18) and at least one holder (42) for fastening the underwater antenna (34) to an underwater craft (52). The reflector (22) has one or more reflector surface regions (44a-44c) and the hydrophones (18) are arranged in front of the reflector surface region or regions (44a-44c). The holder (42) is arranged at the reflector (22) in such a way as to attach the reflector (22) to an underwater craft (52) such that, when the underwater antenna (34) is in the state where it is attached as intended to an underwater craft (52) by way of the holder (42), the one reflector surface region (44a-44c), the vast majority of the plurality of reflector surface regions (44a-44c) or all reflector surface regions (44a-44c) each have a normal vector (46a-46c) which includes an angle in relation to the vertical axis (62) or to a line parallel to the vertical axis of the underwater craft (52), said angle being an obtuse angle, in particular greater than 95°, or an acute angle, in particular less than 85°.
G10K 11/00 - Methods or devices for transmitting, conducting or directing sound in general; Methods or devices for protecting against, or for damping, noise or other acoustic waves in general
B63G 8/39 - Arrangements of sonic watch equipment, e.g. low-frequency, sonar
74.
METHOD FOR TRANSMITTING SONAR DATA TO AN EVALUATION UNIT OF A SONAR SYSTEM OF AN UNDERWATER VEHICLE AND SONAR SYSTEM THEREFOR
The present invention comprises a method for transmitting sonar data (60) to an evaluation unit (24) of a sonar system (10) of an underwater vehicle, comprising the following steps: Converting ultrasonic waves to hydrophone signals (52) by means of a plurality of hydrophones (14); Converting (42) the hydrophone signals (52) to sonar data (60) by means of at least one microcontroller circuit (18), transmitting (44) the sonar data (60) to an evaluation unit (24), and evaluating (48) the sonar data (60) in the evaluation unit (24), the conversion (42) of the hydrophone signals (52) comprising the steps of digitizing (44) and compressing (58) the hydrophone signals (52) and the compression method (68) used during the compressing (58) being changed or varied by the microcontroller circuit (18) depending on the hydrophone signals (52). The invention further relates to a sonar system (10) for an underwater vehicle for receiving and evaluating underwater sound.
G01S 3/80 - Direction-finders for determining the direction from which infrasonic, sonic, ultrasonic, or electromagnetic waves, or particle emission, not having a directional significance, are being received using ultrasonic, sonic, or infrasonic waves
G01S 5/00 - Position-fixing by co-ordinating two or more direction or position-line determinations; Position-fixing by co-ordinating two or more distance determinations
G01S 5/18 - Position-fixing by co-ordinating two or more direction or position-line determinations; Position-fixing by co-ordinating two or more distance determinations using ultrasonic, sonic, or infrasonic waves
G01S 7/00 - RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES - Details of systems according to groups , ,
The invention relates to a status display device of an ignition system, wherein the status display device comprises at least one first transponder having at least one antenna, wherein in the event of display in a secure state or an unsecure state of the ignition system the first transponder is activated via a connecting element, such that the status of the ignition system can be transmitted contactlessly and without any visual display by means of the first transponder having the antenna to a reading module, which can be associated therewith. The invention further relates to a reading module, to an ignition, to a munition, and to a method for monitoring and/or retrieving a munition.
F42C 15/188 - Arming-means in fuzes; Safety means for preventing premature detonation of fuzes or charges wherein a carrier for an element of the pyrotechnic or explosive train is moved using a rotatable carrier
F42C 15/34 - Arming-means in fuzes; Safety means for preventing premature detonation of fuzes or charges wherein the safety or arming action is effected by a blocking-member in the pyrotechnic or explosive train between primer and main charge
F42C 15/40 - Arming-means in fuzes; Safety means for preventing premature detonation of fuzes or charges wherein the safety or arming action is effected electrically
76.
WATERCRAFT FOR DETERMINING THE LOCATION OF AN UNDERWATER OBJECT
The invention relates to a watercraft for determining the location of an underwater object by means of a sonar system with an active sound transducer arrangement and a passive sound transducer arrangement, wherein underwater sound signals can be transmitted by means of the active sound transducer arrangement and received by means of the passive sound transducer arrangement, and the active sound transducer arrangement and the passive sound transducer arrangement are arranged spatially separately, wherein the active sound transducer arrangement is arranged on the body of the watercraft, and the passive sound transducer arrangement is assigned to the body of the watercraft, with the result that the watercraft can be used for determining locations in narrow and/or shallow stretches of water.
The invention relates to a drum for a towed antenna, comprising a drive and a drum core. A first layer of the towed antenna can be wound on the drum core and/or unwound, and a first core element or multiple first core elements can be arranged at a first distance from the drum core such that a second layer of the towed antenna can be wound on the first core element or the multiple first core elements and/or unwound. The invention further relates to a winch for a towed antenna, to a towed antenna for towing in water, to a water vehicle for towing a towed antenna, and to a method for winding and unwinding a towed antenna.
The invention relates to a system (10) for a sonar device, comprising a base body (12) having at least one holder (30) for a hydrophone element (32). The holder (30) and the hydrophone element (32) are configured to be releasably connected to one another. The hydrophone element (32) also comprises a hydrophone (33) which is enveloped with a plastic body (45) for seawater resistance. The invention also relates to a sonar system and to an underwater vehicle having the system as well as to a method therefor.
G01V 1/18 - Receiving elements, e.g. seismometer, geophone
G10K 11/00 - Methods or devices for transmitting, conducting or directing sound in general; Methods or devices for protecting against, or for damping, noise or other acoustic waves in general
The invention relates to a hydrophone unit (22) comprising a hydrophone (10) and a plastics body (28), wherein the hydrophone (10) is encased by the plastics body (26) and the plastics body (26) has a predefined shape which is selectable at least partially independently of the shape of the hydrophone (10). In this case, the shape of the plastics body (26) has at least one first portion (28) and a second portion (30) which are connected together by a first connection region (32), wherein the first portion (28), in which the hydrophone (10) is at least partially arranged, has, at least partially, a substantially constant thickness (34) in the region of the hydrophone (10), and the second portion (30) is shaped in order to connect the second portion (28) releasably to a receptacle (43). The invention furthermore relates to a method for producing a hydrophone unit (22), to a sonar system having a plurality of hydrophone units (22), and to a submersible vehicle having same.
H04R 1/40 - Arrangements for obtaining desired frequency or directional characteristics for obtaining desired directional characteristic only by combining a number of identical transducers
80.
UNDERWATER PLUG FOR AN UNDERWATER VEHICLE AND A METHOD THEREFOR AND AN UNDERWATER VEHICLE
The invention relates to an underwater plug (10) which comprises a housing (12) with an interior chamber (22), wherein the housing (12) has an opening (30) from outside the housing (12) to the interior chamber (22), it being possible for an electrical line (32) having at least one electrical conductor (36) to be passed through said housing. The interior chamber has a connection region (26a) with a least one electrical contact or one passage region (46) in order to connect the interior chamber (22) to a further chamber (47) of a mating plug (44) through the underwater plug (10) in a watertight manner. An insulating material (24) which is liquid at least in a temperature range of from minus 30°C to 65°C is arranged in at least one predefined region (23) in the interior chamber (22). In this case, the liquid material (24) is designed in such a way that the interface layer between the liquid material (24) and the predefined region (23) has an adhesion force, so that the liquid material (24) substantially remains in the predefined region (23), in particular in spite of mechanical effects by sea water on the liquid material (24). The invention also relates to a method therefor and to an underwater vehicle.
The invention relates to a method for eliminating a reference underwater sound signal from a resolved underwater sound signal, said method comprising the following steps: - detecting the resolved underwater sound signal by means of a sonar antenna, in particular a towed array sonar antenna, such that individual beams are obtained, which each contain a portion of the resolved underwater sound signal, and - adaptive filtering of the resolved underwater sound signal depending on the reference underwater sound signal.
The invention relates to a method for displaying georeferencing information of a georeferencing database by means of a geoinformation system. The georeferencing information comprises coordinates and sonar data corresponding to the coordinates and is assigned individual voxels such that a voxel is a representation of one of the coordinates and the corresponding sonar data, and the voxel or information derived from the voxels can be displayed on a two-dimensional screen. The sonar data is generated using a curved measurement curve. The method has the following steps: - forming a measurement curve orthogonal to the curved measurement curve, - ascertaining the voxels corresponding to the measurement curve orthogonals - combining the sensor data imaged in the voxels such that lateral view information is provided, and - displaying the lateral view information on a screen of the geoinformation system.
The invention relates to a method for determining an optimum sea depth for locating and/or hiding an object under water by means of a data processing device and/or a navigation device, having the following steps of: selecting a profile of a speed of sound above a sea depth for a coordinate from a database or determining the profile of the speed of sound above the sea depth for the coordinate, selecting characteristic points, in particular a minimum and/or a maximum, on the profile of the speed of sound above the sea depth, carrying out a method for calculating sound propagation by means of an algorithm in the data processing device and/or the navigation device for propagation of the sound energies of a transmitted and/or received sound signal at the selected characteristic points, determining a distance-dependent signal-to-noise ratio of the determined sound energies for the selected characteristic points, determining the optimum sea depth on the basis of the signal-to-noise ratio of the determined sound energies for detecting and/or hiding an object under water. The invention also relates to a sonar system having an antenna for transmitting and/or receiving waterborne sound signals, and to a watercraft.
G01S 7/539 - RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES - Details of systems according to groups , , of systems according to group using analysis of echo signal for target characterisation; Target signature; Target cross-section
G01S 15/02 - Systems using the reflection or reradiation of acoustic waves, e.g. sonar systems using reflection of acoustic waves
84.
METHOD FOR DETERMINING SONAR DATA, AND UNDERWATER VEHICLE
The invention relates to a method for determining sonar data by means of an underwater vehicle, wherein the underwater vehicle has a sensor carrier having at least two waterborne sound transducers and at least two deformation sensors, and the underwater vehicle has an associated data processing unit, having the following steps: – a three-dimensional deformation of the sensor carrier is determined by means of the deformation sensors, – a physical arrangement of the waterborne sound transducers is determined, – waterborne sound signals are captured by means of the waterborne sound transducers and the waterborne sound signals are evaluated by means of the data processing unit using the determined physical arrangement of the waterborne sound transducers, so that a position of a waterborne sound source is determinable in a manner free from disturbance by a deformation of the sensor carrier. Furthermore, the invention relates to an underwater vehicle for determining sonar data.
G01S 7/52 - RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES - Details of systems according to groups , , of systems according to group
The invention relates to a method for determining parameter information of an underwater cable, said underwater cable having at least one wire pair via which a digital signal transmission is transmitted by means of a digital signal, redundancy information is added to the digital signal by means of which channel information is determined and momentary channel information is compared to reference channel information so that said redundancy information is available.
The invention relates to a circuit, in particular for operating light-emitting diodes having low flicker and in accordance with standards, having n LED chains having a respective LED number N, wherein n is an integer and greater than 1 and N is an integer and greater than 0, also having a total supply voltage connection, to which a time-dependent supply voltage, in particular rectified a.c. voltage, can be applied, and a LED chain circuitry, wherein the LED chain circuitry has a control device and the LED chain circuitry connects the individual LED chains in stages in the event of rising supply voltage and disconnects them in stages in the event of falling supply voltage. The circuit has a refill circuit, in particular a valley fill circuit, which below a quantitative supply voltage value supplies at least one of the LED chains having a voltage and/or having a current, wherein the circuit has a controllable and/or adjustable current sink, which reduces a supply current of the LED chain by a charging current of the refill circuit.
The invention relates to a method for compensating a cable property of an underwater cable, said underwater cable having at least one wire pair and a dummy load, a digital signal transmission of a digital signal being carried out by means of the wire pair, redundancy information being added to the digital signal and said redundancy information is evaluated such that an evaluation result is provided, and dummy load is set according to the evaluation result.
The invention relates to a trailing body (105) for trailing in water, which comprises at least one connection unit (106, 107, 108), and to which at least one first active sound converter (118) can be assigned, or which has same, wherein the trailing body is configured in such a way that the trailing body can be adapted with the first active sound converter and/or a second active sound converter and/or a third active sound converter and/or a fourth active sound converter and/or additional active sound converters, such that, in the event of two or more active sound converters, a transmission power and/or a bandwidth of a transmitted sound signal is increased or broadened. The invention also relates to a trailing antenna (119) and a trailing sonar (110) for trailing in water, as well as a reeling device (103) and a ship (101).
The invention relates to a sound transducer assembly for transmitting and/or receiving underwater sound signals. The sound transducer assembly has an antenna with multiple sound transducers and a tow cable and can be towed in the water by means of a tug. The sound transducer assembly has a clamping frame, and the clamping frame is clamped in a clamped state during a towing process such that the antenna can be positioned by means of the clamping frame in a flexible manner in a defined orientation relative to an averaged surface of the water. The invention further relates to a towed array sonar, to a winch for a tug, to a tug, and to a method for releasing and/or retrieving a sound transducer assembly and/or a towed array sonar and for receiving and/or transmitting underwater sound signals.
G10K 11/00 - Methods or devices for transmitting, conducting or directing sound in general; Methods or devices for protecting against, or for damping, noise or other acoustic waves in general
B63B 21/66 - Equipment specially adapted for towing underwater objects or vessels, e.g. fairings for tow-cables
90.
METHOD FOR RETRIEVING AN UNDERWATER VEHICLE, ESCORT VEHICLE AND A VEHICLE COMBINATION
The invention relates to a method for retrieving an underwater vehicle (101, 201) using an escort vehicle (107, 207), wherein said underwater vehicle comprises a sound receiver (106, 206) and a navigation unit (103, 203), and a sound transmitter (215) is associated with said escort vehicle or the underwater vehicle comprises a sound transmitter.
The invention relates to a sensor device (10) for being deposited on the seabed, comprising the following characteristics: a) the sensor device (10) comprises a holder device (15) having a controllable release (16); b) the holder device (15) is designed in such a way that the sensor device (10) can be secured to an autonomous underwater vehicle (30) with the holder device (15), such that the sensor device (10) can be transported to an application area; c) the controllable release (16) is designed in such a way that the sensor device (10) can be detached from the autonomous underwater vehicle (30) in the application area, such that the sensor device can sink to the seabed; d) the sensor device (10) is connected to a parent platform via a fibre optic cable (20) during operation; e) the sensor device (10) has at least three hydrophones (11); f) the sensor device (10) has a sound generator; and g) the sensor device (10) has batteries for supplying current.
The invention relates to a sound transducer arrangement for receiving and/for transmitting waterborne sound signals, wherein the sound transducer arrangement has a first antenna having a plurality of sound transducers and a first towing cable, and wherein the sound transducer arrangement can be pulled in the water by a tugboat, and the first antenna and/or the first towing cable has/have a coupling element or a plurality of coupling elements, with the result that the first antenna and/or the first towing cable can be reversibly connected to a second antenna and/or a second towing cable. The invention also relates to a towed array sonar, to a winch for a tugboat, to a tugboat and to a method for lowering and/or retrieving a sound transducer arrangement and/or a towed array sonar and for receiving and/or transmitting waterborne sound signals.
The invention relates to a drum for a towed antenna, comprising a drive, wherein the drum has a first towed antenna, and wherein a second drum having a second towed antenna can be associated with the drum, wherein, in a case of association, the first towed antenna is connected to the second towed antenna by means of a first connecting unit such that, in the case of a switch from the first drum to the second drum, the first towed antenna runs over onto the second towed antenna or, in the case of a switch from the second drum to the first drum, the second towed antenna runs over onto the first towed antenna. The invention further relates to a winch for a towed antenna, to a towed antenna for towing in water, and to a ship for towing a towed antenna in water.
B63B 21/66 - Equipment specially adapted for towing underwater objects or vessels, e.g. fairings for tow-cables
B66D 1/30 - Rope, cable, or chain drums or barrels
B65H 75/14 - Kinds or types of circular or polygonal cross-section with two end flanges
B65H 75/42 - Cores, formers, supports, or holders for coiled, wound, or folded material, e.g. reels, spindles, bobbins, cop tubes, cans specially adapted or mounted for storing and repeatedly paying-out and re-storing lengths of material provided for particular purposes, e.g. anchored hoses, power cables involving the use of a core or former internal to, and supporting, a stored package of material mobile or transportable attached to, or forming part of, mobile tools or machines
G01V 1/38 - Seismology; Seismic or acoustic prospecting or detecting specially adapted for water-covered areas
H01Q 1/34 - Adaptation for use in or on ships, submarines, buoys or torpedoes
The invention relates to a gesture-sensitive screen with screen display, the gesture-sensitive screen being designed such that when the screen surface is used with two fingers or in the sensitive vicinity of the gesture-sensitive screen a zoom-in zone can be adapted by bringing the two fingers together or moving them apart, at least a part of the screen display being enlarged in the zoom-in zone, and a reticle, in particular a cross-hair cursor, being displayed in the zoom-in zone for selection of individual pixels.
G06F 3/0488 - Interaction techniques based on graphical user interfaces [GUI] using specific features provided by the input device, e.g. functions controlled by the rotation of a mouse with dual sensing arrangements, or of the nature of the input device, e.g. tap gestures based on pressure sensed by a digitiser using a touch-screen or digitiser, e.g. input of commands through traced gestures
95.
TRANSDUCER DEVICE, TRANSDUCER APPARATUS, SONAR AND WATER CRAFT
The invention relates to a transducer device for transmitting and/or receiving acoustic underwater signals, which has a transducer carrier and an acoustic absorber, wherein an acoustic transducer element is arranged on the transducer carrier and first the transducer carrier and then the acoustic absorber are arranged one behind the other in a sound pressure direction, wherein the transducer carrier is elastically formed, and so the elastic transducer carrier can undergo mechanical oscillation and is substantially isolated from the acoustic absorber, and so the acoustic absorber remains intact when a shock sound pressure wave impinges on the transducer device. The invention also relates to a transducer apparatus comprising two or more transducer devices, to a sonar and to a water craft.
B06B 1/06 - Processes or apparatus for generating mechanical vibrations of infrasonic, sonic or ultrasonic frequency making use of electrical energy operating with piezoelectric effect or with electrostriction
G10K 11/00 - Methods or devices for transmitting, conducting or directing sound in general; Methods or devices for protecting against, or for damping, noise or other acoustic waves in general
G01H 11/08 - Measuring mechanical vibrations or ultrasonic, sonic or infrasonic waves by detecting changes in electric or magnetic properties by electric means using piezoelectric devices
96.
ACOUSTIC TRANSDUCER FOR RECEIVING WATERBORNE SOUND SHOCK WAVES, ACOUSTIC TRANSDUCER DEVICE, AND SONAR
The invention relates to an acoustic transducer for receiving waterborne sound shock waves, wherein the acoustic transducer comprises an acoustic piezoelectric patch transducer element having a ceramic filament or a plurality of ceramic filaments and comprises a filling compound, wherein the ceramic filament or the ceramic filaments is or are surrounded by the filling compound. A first pressure plate is arranged before the acoustic piezoelectric patch transducer element in a sound shock direction, such that an impinging sound shock from the pressure plate is imposed on the ceramic filament or the ceramic filaments, such that the sensitivity of the acoustic transducer is increased. The invention further relates to an acoustic transducer device, to a sonar for receiving waterborne sound shock waves, and to a water craft, in particular a submarine.
B06B 1/06 - Processes or apparatus for generating mechanical vibrations of infrasonic, sonic or ultrasonic frequency making use of electrical energy operating with piezoelectric effect or with electrostriction
G10K 11/00 - Methods or devices for transmitting, conducting or directing sound in general; Methods or devices for protecting against, or for damping, noise or other acoustic waves in general
G01H 11/08 - Measuring mechanical vibrations or ultrasonic, sonic or infrasonic waves by detecting changes in electric or magnetic properties by electric means using piezoelectric devices
97.
SOUND TRANSDUCER FOR RECEIVING UNDERWATER SOUND WAVES, TRANSDUCER DEVICE, SONAR, AND WATERCRAFT
The invention relates to a sound transducer for receiving underwater sound waves, having an acoustic transducer element and a cover plate. The cover plate has a recess and at least one parameter, and the parameter is a thickness and/or a material and/or a geometric arrangement of the cover plate. The cover plate is paired with the acoustic transducer element such that an underwater sound wave impinges upon both the cover plate as well as the acoustic transducer element. The at least one parameter is set such that an angle dependence of a sound reflection is adjusted for an impinging underwater sound wave so as to increase the sensitivity of the sound transducer. The invention further relates to a sound transducer, a sonar, and a watercraft.
G01H 3/00 - Measuring vibrations by using a detector in a fluid
G01H 11/08 - Measuring mechanical vibrations or ultrasonic, sonic or infrasonic waves by detecting changes in electric or magnetic properties by electric means using piezoelectric devices
G10K 11/00 - Methods or devices for transmitting, conducting or directing sound in general; Methods or devices for protecting against, or for damping, noise or other acoustic waves in general
G10K 11/02 - Mechanical acoustic impedances; Impedance matching, e.g. by horns; Acoustic resonators
98.
METHOD FOR DETERMINING THE DIRECTION OF A SOURCE OF WATERBORNE SOUND, A COMPUTER PROGRAM PRODUCT, A COMPUTER OR SONAR, AND A WATERCRAFT
The invention relates to a method for determining the direction of a source of waterborne sound that emits a waterborne acoustic signal, by means of a hydrophone arrangement which forms a linear antenna or a virtual linear antenna, as well as to a computer program product, a computer, a sonar, and a watercraft.
G01S 3/805 - Systems for determining direction or deviation from predetermined direction using adjustment of real or effective orientation of directivity characteristics of a transducer or transducer system to give a desired condition of signal derived from that transducer or transducer system, e.g. to give a maximum or minimum signal
The invention relates to a sensor device for recording acoustic signals underwater, wherein the sensor device has an anchor, an anchor cable, and a buoyancy body, the buoyancy body is held in a water column by the anchor cable and the anchor cable is fastened to the anchor in the set-up state, wherein the sensor device has a hydrophone assembly for capturing underwater sounds. The invention further relates to a monitoring system, in particular for monitoring ship traffic in coastal waters.
G01S 3/801 - Direction-finders for determining the direction from which infrasonic, sonic, ultrasonic, or electromagnetic waves, or particle emission, not having a directional significance, are being received using ultrasonic, sonic, or infrasonic waves - Details
G10K 11/00 - Methods or devices for transmitting, conducting or directing sound in general; Methods or devices for protecting against, or for damping, noise or other acoustic waves in general
100.
SOUND TRANSDUCER FOR SENDING AND/OR FOR RECEIVING UNDERWATER ACOUSTIC SIGNALS, TRANSDUCER DEVICE, SONAR, AND WATERCRAFT
The invention relates to a sound transducer for sending and/or for receiving underwater acoustic signals, which transducer has an acoustic transducer element, at least one first spring element, a filling compound and a transducer support, wherein the acoustic transducer element is designed as a first mass and the first spring element and the transducer support attached thereto are arranged behind the acoustic transducer element with respect to a sound pressure direction, such that an oscillating system is established and thus an acoustic sensitivity of the sound transducer is improved. The invention also relates to a transducer device, a sonar for sending and/or for receiving underwater acoustic signals and a watercraft.
G10K 11/00 - Methods or devices for transmitting, conducting or directing sound in general; Methods or devices for protecting against, or for damping, noise or other acoustic waves in general