Examples disclosed herein relate to a reflectarray panel for near-field wireless communication coverage area and designing the reflectarray panel. The method includes one or more following steps, including, determining a near field coverage area of the reflectarray panel, calculating a tangential reflected field on a reflectarray surface of the reflectarray panel based at least on a feed location and initial geometric parameters of the reflectarray surface, determining radiation pattern specifications with an incident beam pointed toward a center of the near field coverage area, performing a near-field pattern synthesis algorithm on an initial phase distribution of the reflectarray panel, determining a synthesized phase distribution on the reflectarray surface from a result of performing the near-field pattern synthesis algorithm, adjusting one or more geometric parameters of each reflectarray cell of the reflectarray panel to produce the synthesized phase distribution, and/or determining dimensions of the reflectarray panel for manufacturing.
H01Q 15/00 - Devices for reflection, refraction, diffraction or polarisation of waves radiated from an antenna, e.g. quasi-optical devices
H01Q 19/10 - Combinations of primary active antenna elements and units with secondary devices, e.g. with quasi-optical devices, for giving the antenna a desired directional characteristic using reflecting surfaces
High-performance 4-D Sparse MEMO Phased Array imaging and object detection radars with substantially reduced hardware and processing specifications are presented for automotive, ariel, and other application spaces. The radar antennas have 2-D angular sparse array and MIMO (Multiple Input and Multiple Output) features that can be implemented with a variety of subarrays or Antenna in Packages (AiPs) greatly simplifying the system manufacturing and feasibility. The significantly reduced data processing requirements also become feasible with the sparse subarray architectures. Advanced signal processing algorithms are presented, when coupled with the sparse and MIMO features, allow improved 2-D angular resolution of objects, improved imaging, and low sidelobes allowing the resolution of weaker targets in the presence of stronger target reflections.
G01S 13/44 - Monopulse radar, i.e. simultaneous lobing
G01S 13/00 - Systems using the reflection or reradiation of radio waves, e.g. radar systems; Analogous systems using reflection or reradiation of waves whose nature or wavelength is irrelevant or unspecified
H01Q 21/06 - Arrays of individually energised antenna units similarly polarised and spaced apart
H01Q 21/08 - Arrays of individually energised antenna units similarly polarised and spaced apart the units being spaced along, or adjacent to, a rectilinear path
G01S 7/28 - 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 pulse systems
Systems, methods, and apparatuses for the design and calibration of antenna tile structures are disclosed herein. In one or more examples, a method for design and calibration of tile structures comprises receiving from a user via a graphical user interface (GUI), tile arrangement parameters defining a tile array and antenna beam parameters defining an antenna beam, where the tile array comprises at least one tile, and where at least one tile comprises a plurality of radio frequency (RF) elements. The method further comprises determining excitations for each of the RF elements to generate the antenna beam according to the tile arrangement parameters and the antenna beam parameters. Also, the method comprises synthesizing an antenna beam pattern for the antenna beam according to the excitations for each of the RF elements. Further, the method comprises displaying, on a display via the GUI, the antenna beam pattern.
G01R 29/08 - Measuring electromagnetic field characteristics
H01Q 3/26 - Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system varying the distribution of energy across a radiating aperture
H01Q 21/06 - Arrays of individually energised antenna units similarly polarised and spaced apart
H01Q 21/29 - Combinations of different interacting antenna units for giving a desired directional characteristic
H01Q 23/00 - Antennas with active circuits or circuit elements integrated within them or attached to them
A system of parallel processors for processing a radar data stream to increase throughput. Provided are multiple processors in parallel, with each running on the same software processes. A subset of the data is processed on each processor. In one embodiment, where there are two processors, each processor processes half the data and so forth. Even steering angles are processed on the first processor and odd angles are processed on the second processor. Each processor processes half the angles and as the processors work in parallel; this effectively doubles the throughput of the system.
In accordance with various embodiments, a multi-layer electromagnetic device is provided. The device includes a first connectivity layer that includes a first conductive pad having a first capacitance, a feed line coupled between the first conductive pad and a transmit signal source, and a first antipad surrounding at least a portion of the first conductive pad that enables an isolation of electromagnetic signals propagating through the first conductive pad. The first antipad has a resonance that is a function of the first capacitance. The device also includes a second connectivity layer that includes a second conductive pad that enables an electrical connectivity to an external device and a plurality of layers positioned between the first connectivity layer and the second connectivity layer. The conductive pads have antipad extensions into available area of the layer as a function of a capacitance of the conductive pads.
H01Q 13/20 - Non-resonant leaky-waveguide or transmission-line antennas; Equivalent structures causing radiation along the transmission path of a guided wave
A reflectarray for an antenna system for use in wireless communications is described. The reflectarray includes a substrate and a plurality of cells configured in an array on the substrate. Each cell in the plurality of cells includes three dipoles arranged in a parallel configuration with a length of a center dipole is longer than a length of a lateral dipole. The length of the lateral dipole is 65% of the length of the center dipole. The plurality of cells can include a first set of three parallel dipoles arranged in a first direction and a second set of three parallel dipoles in a second direction that is orthogonal to the first direction. The first set of three parallel dipoles and the second set of three parallel dipoles are shifted half a period along both the first direction and the second direction in the array.
H01Q 19/10 - Combinations of primary active antenna elements and units with secondary devices, e.g. with quasi-optical devices, for giving the antenna a desired directional characteristic using reflecting surfaces
H01Q 3/44 - Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system varying the electric or magnetic characteristics of reflecting, refracting, or diffracting devices associated with the radiating element
H01Q 3/26 - Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system varying the distribution of energy across a radiating aperture
Examples disclosed herein relate to a radar system for use in millimeter wave applications. The radar system includes at least one reflector. The radar system further includes at least one transmit element to transmit at least one transmit signal. In one or more implementations, at least one transmit signal reflects off of at least one reflector to generate at least one reflected signal, at least one reflected signal reflects off of at least one target to generate at least one target signal, and at least one target signal reflects off of at least one reflector to generate at least one receive signal. The radar system further includes at least one receive element to receive at least one receive signal. Further, the radar system includes at least one light unit to radiate light, where the light off reflects of at least reflector that generates a light beam.
B60Q 1/00 - Arrangement of optical signalling or lighting devices, the mounting or supporting thereof or circuits therefor
G01S 13/86 - Combinations of radar systems with non-radar systems, e.g. sonar, direction finder
G01S 13/931 - Radar or analogous systems, specially adapted for specific applications for anti-collision purposes of land vehicles
H01Q 1/32 - Adaptation for use in or on road or rail vehicles
H01Q 3/36 - Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system varying the distribution of energy across a radiating aperture varying the phase by electrical means with variable phase-shifters
8.
REFLECTARRAY ANTENNA FOR ENHANCED WIRELESS COMMUNICATION COVERAGE AREA
Examples disclosed herein relate to a reflectarray antenna for enhanced wireless communication coverage area. A reflectarray antenna for enhanced wireless communication applications includes an array of reflectarray cells that includes a first plurality of conductive elements configured to radiate reflected radio frequency (RF) beams with a first phase shift in a first linear polarization and a second plurality of conductive elements arranged orthogonally to the first plurality of conductive elements and configured to radiate reflected RF beams with a second phase shift that is substantially equivalent to that of the first phase shift in a second linear polarization that is orthogonal to the first linear polarization. Other examples disclosed herein relate to a method of designing a reflectarray antenna and a method of performing pattern synthesis of a reflectarray antenna.
H01Q 19/10 - Combinations of primary active antenna elements and units with secondary devices, e.g. with quasi-optical devices, for giving the antenna a desired directional characteristic using reflecting surfaces
H01Q 21/06 - Arrays of individually energised antenna units similarly polarised and spaced apart
H01Q 21/24 - Combinations of antenna units polarised in different directions for transmitting or receiving circularly and elliptically polarised waves or waves linearly polarised in any direction
9.
REFLECTARRAY ANTENNA WITH TWO-DIMENSIONAL BEAM SCANNING
Examples disclosed herein relate to a reflectarray antenna system with two-dimensional beam scanning that includes a first reflectarray having a polarizing grid that operates as a reflective surface in a first polarization and operates as a transparent surface in a second polarization. The reflectarray antenna system includes a second reflectarray comprising an array of reflectarray cells and arranged parallel to the first reflectarray. The second reflectarray includes a first set of feed elements arranged along a first axis and a second set of feed elements arranged along a second axis orthogonal to the first axis to scan a field of view along the first and second axes. The second reflectarray can radiate radio frequency (RE) beams in the first polarization with the first and second sets of feed elements for reflection at the polarizing grid and radiate reflected RE beams in the second polarization for transmission through the polarizing grid.
Examples disclosed herein relate to amplitude tapering in a beam steering radar for object identification. The beam steering radar includes a beam steering receive antenna having a plurality of antenna elements to receive a radar return signal, a LNA circuit having a plurality of LNAs, each LNA coupled to each element in the beam steering receive antenna to apply a gain to the return signals to generate amplified return signals, wherein gains of LNAs coupled to center antenna elements are higher than gains of LNAs coupled to edge antenna elements, and a phase shifter circuit to apply a plurality of phase shifts to the amplified return signals.
G01S 7/41 - 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 7/28 - 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 pulse systems
G01S 13/44 - Monopulse radar, i.e. simultaneous lobing
G01S 13/02 - Systems using reflection of radio waves, e.g. primary radar systems; Analogous systems
G01S 13/931 - Radar or analogous systems, specially adapted for specific applications for anti-collision purposes of land vehicles
11.
RECONFIGURABLE HIGH GAIN ACTIVE RELAY ANTENNA SYSTEM FOR ENHANCED 5G COMMUNICATIONS
Examples disclosed herein relate to a high gain active relay antenna system and a wireless communication system having the relay antenna system. The system includes a base station, and a high gain active relay antenna having a first and second receive relay antennas, and a first and second transmit relay antennas. In various embodiments, the first receive relay antenna aligns a beam of signal from the base station, the first transmit relay antenna transmits the aligned beam of signal to a plurality of users in a user area, including non-line-of-sight (NLOS) area and/or line-of-sight (LOS) area, the second receive relay antenna receives a request for communication from a user of the plurality of users in the user area and the second transmit relay antenna transmits the request to the base station. In some embodiments, the system provides an adjustable power gain in the wireless signals.
H04B 7/02 - Diversity systems; Multi-antenna systems, i.e. transmission or reception using multiple antennas
H01Q 3/26 - Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system varying the distribution of energy across a radiating aperture
12.
TWO-DIMENSIONAL RADAR FOR MILLIMETER WAVE APPLICATIONS
Examples disclosed herein relate to two-dimensional radar for use in millimeter wave applications. An antenna structure of the two-dimensional radar includes a transmit array arranged along a first axis and configured to scan a field of view along the first axis at a first scan rate with radio frequency (RF) beams in a first polarization, and a receive array arranged along a second axis orthogonal to the first axis and configured to receive return RF beams in the first polarization to scan the field of view along the second axis at a second scan rate different from the first scan rate. Other examples disclosed herein relate to an antenna system for two-dimensional radar in millimeter wave applications and a radar system with two-dimensional scanning.
H01Q 1/32 - Adaptation for use in or on road or rail vehicles
H01Q 21/06 - Arrays of individually energised antenna units similarly polarised and spaced apart
G01S 13/93 - Radar or analogous systems, specially adapted for specific applications for anti-collision purposes
H01Q 21/24 - Combinations of antenna units polarised in different directions for transmitting or receiving circularly and elliptically polarised waves or waves linearly polarised in any direction
G01S 13/86 - Combinations of radar systems with non-radar systems, e.g. sonar, direction finder
The technologies disclosed herein relate to an active relay antenna system. The active relay antenna system has a donor unit module configured for receiving downlink signaling from a base station and for transmitting uplink signaling to the base station. In various embodiments, an intermediate frequency (IF) module is configured for applying amplification to the downlink signaling from the donor unit at an IF frequency. A plurality of service unit modules is coupled to the IF module and configured for converting the downlink signaling from the IF module to a radio frequency and relay the downlink signaling at RF to separate user equipment. Other examples disclosed herein relate to an active relay antenna that includes a power splitter network in lieu of the IF module and is configured to divide downlink signals into separate downlink transmit signals and combine individual uplink signals into a combined uplink signal.
Examples disclosed herein relate to a meta-structure based reflectarray for beamforming wireless applications and a method of operation of passive reflectarrays in an indoor environment. The method includes receiving, by a plurality of passive reflectarrays, a Radio Frequency (RF) signal from a source. The method also includes reflecting, by the plurality of passive reflectarrays, the RF signal to generate a plurality of RF beams to a respective target coverage area, in which each of the plurality of RF beams increases a multipath gain along a signal path between a corresponding passive reflectarray to the respective target coverage area.
Examples disclosed herein relate to a phased array antenna calibration system. The system includes a radio frequency (RF) probe configured to transmit and receive an RF signal, a probe layer coupled to the RF probe via a transmission line layer and configured to transmit or receive the RF signal with the RF probe. In some aspects, the probe layer comprising a plurality of probe elements arranged in an array that corresponds to an arrangement of radiating elements in an antenna-under-test (AUT). The system also includes a foam layer coupled to the probe layer and configured to isolate the AUT from the probe layer.
H01Q 3/26 - Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system varying the distribution of energy across a radiating aperture
Examples disclosed herein relate to a scanning system for determining enhanced placement of an antenna within an environment. The scanning system includes a sensor system configured to emit an optical signal pulse to a surrounding environment of the scanning system and receive one or more returning optical signal pulses reflected from one or more reflective objects in the surrounding environment. The sensor system obtains a plurality of sensor data slices along a first direction from the one or more returning optical signal pulses. Each of the sensor data slices corresponds to a different position of the scanning system along a second direction orthogonal to the first direction. The scanning system also includes a perception module communicably coupled to the sensor system and configured to generate mapping information of the identified one or more reflective objects in the scene with one or more trained neural networks in the perception module.
Examples disclosed herein relate to a beam steering radar for use in an autonomous vehicle. The beam steering radar has a radar module with at least one beam steering antenna, a transceiver, and a controller that can cause the transceiver to perform, using the at least one beam steering antenna, a first scan of a first field-of-view (FoV) with a first chirp slope in a first radio frequency (RF) signal and a second scan of a second FoV with a second chirp slope in a second RF signal. The radar module also has a perception module having a machine learning- trained classifier that can detect objects in a path and surrounding environment of the autonomous vehicle based on the first chirp slope in the first RF signal and classify the objects based on the second chirp slope in the second RF signal.
G01S 13/931 - Radar or analogous systems, specially adapted for specific applications for anti-collision purposes of land vehicles
G01S 13/12 - Systems for measuring distance only using transmission of interrupted, pulse modulated waves wherein the pulse-recurrence frequency is varied to provide a desired time relationship between the transmission of a pulse and the receipt of the echo of a preceding pulse
G01S 13/48 - Indirect determination of position data using multiple beams at emission or reception
G01S 13/34 - 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
H01Q 3/04 - Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system using mechanical movement of antenna or antenna system as a whole for varying one co-ordinate of the orientation
H01Q 21/06 - Arrays of individually energised antenna units similarly polarised and spaced apart
Examples disclosed herein relate to a beam steering vehicle radar for object identification. The beam steering vehicle radar includes a beam steering receive antenna having a plurality of antenna elements to generate a radiation beam comprising a main lobe and a plurality of side lobes, at least one guard band antenna to generate a guard band radiation beam, and a perception module coupled to the beam steering receive antenna to detect and identify a first object reflection in the radiation beam. The perception module has a monopulse module to determine a range and angle of arrival for the first object reflection and detect multiple objects upon determining an absence of a second object reflection in the guard band radiation beam.
G01S 7/28 - 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 pulse systems
G01S 13/88 - Radar or analogous systems, specially adapted for specific applications
G01S 13/68 - Radar-tracking systems; Analogous systems for angle tracking only
G01S 7/41 - 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 7/02 - 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
G01S 13/02 - Systems using reflection of radio waves, e.g. primary radar systems; Analogous systems
19.
META-STRUCTURE BASED REFLECTARRAYS FOR ENHANCED WIRELESS APPLICATIONS
Examples disclosed herein relate to reflectarray antenna for enhanced wireless applications. The reflectarray antenna has a ground conductive plane, a dielectric substrate coupled to the ground conductive plane, and a patterned conductive plane coupled to the dielectric substrate and comprising an array of cells to generate an antenna gain. In some aspects, each cell in the array of cells includes a reflector element with a predetermined custom configuration and configured to receive a radio frequency (RE) signal and to generate an RE return beam at a predetermined direction. Other examples disclosed herein relate to a portable reflectarray and a method of fabricating a reflectarray antenna.
Examples disclosed herein relate to a switchable reflective phase shifter for millimeter wave applications. The switchable reflective phase shifter has a switchable phase shift network with a plurality of switches to activate a plurality of phase subranges in response to a plurality of bias voltages provided by a control module, and a reflective phase shifter to generate phase shifts in a given phase subrange activated by a given switch in the plurality of switches.
Examples disclosed herein relate to an apparatus for attenuation control of a radar signal in a vehicle. The apparatus includes an attenuation control mechanism having at least one property to reduce distortion of a radar signal transmission positioned on a surface of the vehicle, and radiating elements proximate the attenuation control mechanism enabling radiation beams to propagate with reduced distortion.
Examples disclosed herein relate to a meta-structure ("MTS") antenna system for next generation wireless networks in moving vehicles. The MTS antenna system includes an MTS antenna mounted on an exterior surface of the moving vehicle and comprising an MTS array of MTS cells, and an internal gateway for communicating wireless signals to the MTS antenna.
H01Q 21/06 - Arrays of individually energised antenna units similarly polarised and spaced apart
H01Q 1/32 - Adaptation for use in or on road or rail vehicles
H04B 1/00 - TRANSMISSION - Details of transmission systems not characterised by the medium used for transmission
H04B 1/3822 - Transceivers, i.e. devices in which transmitter and receiver form a structural unit and in which at least one part is used for functions of transmitting and receiving specially adapted for use in vehicles
H04B 7/0408 - Diversity systems; Multi-antenna systems, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas using two or more beams, i.e. beam diversity
23.
DISTRIBUTED VARACTOR NETWORK WITH EXPANDED TUNING RANGE
Examples disclosed herein relate to a phase shift network system including a phase shift network having a plurality of distributed varactor networks, each distributed varactor network capable of providing a phase shift range in a millimeter wave spectrum, and a plurality of switches coupled to the phase shift network, each switch to activate a distributed varactor network from the plurality of distributed varactor networks to generate a given phase shift within the phase shift range.
A radar system having multiple layers and a radiating array of elements, wherein signals are presented to the elements as they propagate through a slotted wave guide.
H01Q 3/26 - Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system varying the distribution of energy across a radiating aperture
25.
METHOD AND APPARATUS FOR OBJECT DETECTION INCORPORATING METAMATERIAL ANTENNA SIDE LOBE FEATURES
The present inventions provide methods and apparatuses for a metamaterial antenna structure, wherein a half-power illumination area of a side lobe of an electromagnetic transmission detect objects.
G01S 7/28 - 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 pulse systems
G01S 13/93 - Radar or analogous systems, specially adapted for specific applications for anti-collision purposes
26.
METHOD AND APPARATUS FOR OBJECT DETECTION USING A BEAM STEERING RADAR AND CONVOLUTIONAL NEURAL NETWORK SYSTEM
Examples disclosed herein relate to a radar system in an autonomous vehicle for object detection and classification. The radar system has a radar module with at least one beam steering antenna, a transceiver, and a scan parameter control adapted to adjust a set of scan parameters for the transceiver, and a perception module having a machine learning module and a classifier to detect and classify objects in a path and surrounding environment of the autonomous vehicle, the perception module to transmit object data and radar control information to the radar module.
G01S 7/481 - Constructional features, e.g. arrangements of optical elements
G01S 7/491 - 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
G01S 17/32 - Systems determining position data of a target for measuring distance only using transmission of continuous waves, whether amplitude-, frequency-, or phase-modulated, or unmodulated
G05D 1/02 - Control of position or course in two dimensions
27.
METHOD AND APPARATUS FOR AN ACTIVE RADIATING AND FEED STRUCTURE
Examples disclosed herein relate to a radiating structure. The radiating structure has a transmission array structure having a plurality of transmission paths with each transmission path having a plurality of slots and a pair of adjacent transmission paths forming a superelement. Each superelement has a phase control module to control a phase of a transmission signal. The radiating structure also includes a radiating array structure having a plurality of radiating elements configured in a lattice, with each radiating element corresponding to at least one slot from the plurality of slots and the radiating array structure positioned proximate the transmission array structure. A feed coupling structure is coupled to the transmission array structure and adapted for propagation of a transmission signal to the transmission array structure. The transmission signal is radiated through at least one superelement and at least one of the plurality of radiating elements and has a phase controlled by the phase control module in the at least one superelement.
G01S 7/03 - 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 HF subsystems specially adapted therefor, e.g. common to transmitter and receiver
G05D 1/02 - Control of position or course in two dimensions
28.
INTELLIGENT ANTENNA METAMATERIAL METHOD AND APPARATUS
The present invention is a metamaterial-based object detection system. An intelligent antenna metamaterial interface (1AM) associates specific metamaterial unit cells into sub-arrays to adjust the beam width of a transmitted signal. The 1AM is part of a sensor fusion system that coordinates a plurality of sensors, such as in a vehicle, to optimize performance. In one embodiment, an MTM antenna structure is probe-fed to create a standing wave across the unit cells.
B60W 40/02 - Estimation or calculation of driving parameters for road vehicle drive control systems not related to the control of a particular sub-unit related to ambient conditions
patents
