The present invention relates to a pressure sensor using a magnetic field. The present invention provides a pressure sensor using a magnetic field, the pressure sensor comprising: an elastic unit including a magnetic material having a residual magnetization value; and a circuit unit generating a Hall voltage when the magnetic field changes. When at least a part of the elastic unit is deformed according to an external pressure to change the magnetic field applied to the circuit unit, the magnitude of the Hall voltage corresponding to the change in the magnetic field in the circuit unit is detected.
G01L 1/12 - Measuring force or stress, in general by measuring variations in the magnetic properties of materials resulting from the application of stress
G01D 5/14 - Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable using electric or magnetic means influencing the magnitude of a current or voltage
G01D 5/20 - Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable using electric or magnetic means influencing the magnitude of a current or voltage by varying inductance, e.g. by a movable armature
2.
APPARATUS AND METHOD FOR PROVIDING HAPTIC CONTROL SIGNAL
An apparatus and a method for providing a haptic control signal of a haptic device are disclosed. The apparatus for providing a haptic control signal of a haptic device comprises: a haptic pattern data determination unit for determining haptic pattern data on the basis of at least one of an audio signal and an additional effect signal; a haptic control signal generation unit for generating a haptic control signal for controlling a vibration operation of the haptic device on the basis of the haptic pattern data; and a transmission unit for transmitting the haptic control signal to the haptic device.
The present invention relates to an input and rotation load module, and an input device. An input and rotation load module according to the present invention may be an input and rotation load module in which an input device is connected to a rotation load device, wherein the input device includes: a body part; and an elastic part which is disposed in the body part and provides a restoration force against pressure, the input device is connected to a shaft of the rotation load device so as to be rotatable, and the body part of the input device is pressed to generate an input signal.
H01H 19/28 - Driving mechanisms allowing angular displacement of the operating part to be effective or possible in only one direction
H01H 36/00 - Switches actuated by change of magnetic field or of electric field, e.g. by change of relative position of magnet and switch, by shielding
The present invention relates to a haptic input device. The haptic input device according to the present invention provides haptic tactile sensations to a user, and is characterized by comprising: a case part providing an internal space; a shaft part that has one end exposed to the outside and the other end located in the internal space of the case part; a magnetic circuit part which is disposed on at least one side of the shaft part and forms a magnetic circuit; an elastic part which contacts the other end of the shaft part and provides a restoring force to the shaft part; and a magnetorheological fluid filling at least part of the internal space.
The present invention relates to a method of evaluating a magneto-rheological rotating load device. In a method of evaluating a structural defect of a magneto-rheological rotating load device according to the present invention, the magneto-rheological rotating load device includes a housing, a shaft rotatably installed in the housing, one or more rotary rings connected to the shaft and configured to rotate in conjunction with a rotation of the shaft, a coil part disposed in the housing, and a magneto-rheological fluid with which at least a part in the housing is filled, and the method includes measuring whether a torque value, which is applied when the shaft and the rotary ring rotate, decreases from an initial set value within a predetermined range.
G06F 3/0362 - Pointing devices displaced or positioned by the user; Accessories therefor with detection of 1D translations or rotations of an operating part of the device, e.g. scroll wheels, sliders, knobs, rollers or belts
G06F 3/01 - Input arrangements or combined input and output arrangements for interaction between user and computer
G01L 5/00 - Apparatus for, or methods of, measuring force, work, mechanical power, or torque, specially adapted for specific purposes
6.
MAGNETO-RHEOLOGICAL ROTATING LOAD DEVICE AND METHOD OF CONTROLLING THE SAME
Provided are a magneto-rheological rotating load device and a method of controlling the same. A magneto-rheological rotating load device according to the present invention includes a housing, a yoke part disposed in the housing, a shaft rotatably installed in the housing, one or more rotary rings connected to the shaft and configured to rotate in conjunction with a rotation of the shaft, a coil part disposed in the housing, a magneto-rheological fluid with which at least a part in the housing is filled, a cover part disposed at an upper end of the yoke part, and a bearing part disposed to be in contact with an outer peripheral surface of the shaft and configured to support the rotation of the shaft, in which a leak prevention means configured to prevent a leak of the magneto-rheological fluid is at least provided between the bearing part and the cover part.
F16F 9/53 - Means for adjusting damping characteristics by varying fluid viscosity, e.g. electromagnetically
F16C 32/06 - Bearings not otherwise provided for with moving member supported by a fluid cushion formed, at least to a large extent, otherwise than by movement of the shaft, e.g. hydrostatic air-cushion bearings
F16C 33/78 - Sealings of ball or roller bearings with a diaphragm, disc, or ring, with or without resilient members
7.
MAGNETORHEOLOGICAL FLUID ROTATION LOAD DEVICE AND CONTROL METHOD THEREFOR
Provided are a magnetorheological fluid rotational load device and a method of controlling the same. The magnetorheological fluid rotational load device includes a housing, a yoke fixed in the housing, a shaft rotatably mounted at the center in the housing, one or more rotation rings connected to the shaft to rotate in association with rotation of the shaft, a coil disposed in the housing, a magnetorheological fluid filling the housing.
G05G 5/03 - Means for enhancing the operator's awareness of the arrival of the controlling member at a command or datum position; Providing feel, e.g. means for creating a counterforce
H01F 13/00 - Apparatus or processes for magnetising or demagnetising
H01F 7/20 - Electromagnets; Actuators including electromagnets without armatures
The purpose of the present invention is to provide a magnetic fluid display in which a magnetic fluid moves in response to a magnetic field and which may display a unique visual image according to the meeting and parting of the magnetic fluid. A magnetic fluid display according to the present invention comprises: a display unit including a transparent liquid into which a magnetic fluid is injected; and a magnetic field generating unit for applying a magnetic field to the magnetic fluid at a rear surface of the display unit. When the magnetic field is applied, the magnetic fluid moves in the transparent liquid in a directional manner, so that an image may be displayed on the display unit.
G09F 9/37 - Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements in which the desired character or characters are formed by combining individual elements being movable elements
G09F 27/00 - Combined visual and audible advertising or displaying, e.g. for public address
9.
HAPTIC PROVIDING DEVICE AND METHOD FOR CONVERTING SOUND SIGNAL TO HAPTIC SIGNAL
Provided is a haptic device including a medium for receiving a digital sound signal from a portable terminal, a digital-to-analog converter (DAC) for receiving the digital sound signal from the medium and converting the digital sound signal into an analog signal, a sound outputter for receiving the analog signal and outputting sound, and a haptic actuator driven by receiving the analog signal.
The present invention relates to a rotating load device using magneto-rheological fluid and a control method therefor. The present invention comprises: a housing; a yoke part fixed inside the housing; a shaft rotatably disposed inside the housing; at least one rotating ring connected to the shaft and rotating along with the rotation of the shaft; a coil part arranged inside the housing; and a magneto-rheological fluid filling at least a portion of the interior of the housing, wherein at least a portion of the shaft located inside the housing is made of non-magnetic material.
G06F 3/0362 - Pointing devices displaced or positioned by the user; Accessories therefor with detection of 1D translations or rotations of an operating part of the device, e.g. scroll wheels, sliders, knobs, rollers or belts
11.
METHOD FOR EVALUATING CHARACTERISTICS OF MAGNETORHEOLOGICAL FLUID
The present invention relates to a method for evaluating the characteristics of magnetorheological fluid. The method for evaluating the characteristics of magnetorheological fluid, according to the present invention, is for evaluating the characteristics of magnetorheological fluid comprising a dispersion medium and magnetic particles and is characterised by comprising the following steps: (a) preparing a container in which a magnetorheological fluid is filled or a flow channel in which a magnetorheological fluid flows; (b) placing a coil part such that the container or flow channel is positioned in the hollow portion of the coil part; and (c) using the coil to measure an impedance signal or inductance signal with respect to the magnetorheological fluid.
G01N 27/02 - Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating impedance
G01N 27/74 - Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating magnetic variables of fluids
12.
MAGNETORHEOLOGICAL FLUID AND MANUFACTURING METHOD THEREOF
The present invention relates to a magnetorheological fluid and a manufacturing method thereof. The magnetorheological fluid according to the present invention includes: a dispersion medium; magnetic particles; and a thixotropic agent, in which the magnetorheological fluid has viscoelasticity, and when shear stress τ of the viscoelasticity of the magnetorheological fluid is τ = τ0sin(wt) and shear strain γ is γ = γ0sin(wt + δ) = G′sin(wt) + G″cos [G′ is referred to storage modulus and G″ is referred to as loss modulus], when a magnetic field is applied, the slope of G″ is equal to or less than 0 for the range from 0.01% shear strain applied to the magnetorheological fluid to the shear strain value satisfying tan δ = G″ / G′= 1.
H01F 1/44 - Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of magnetic liquids, e.g. ferrofluids
H01F 41/00 - Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties
The present invention relates to a tactile keyboard and a tactile input device. The tactile keyboard according to the present invention, which includes a plurality of keys, comprises a base portion providing a region on which the plurality of keys are arranged, wherein at least one of the keys comprises: a magnetic field generator which is arranged on the base portion; a cap portion which provides one surface so that a user comes in contact with the surface to apply an external force; an elastic portion which is disposed between the base portion and the cap portion and elastically supports the cap portion; and a motion portion which is at least partially connected to the cap portion and includes an elastic material, in which magnetic particles are distributed in a matrix.
G06F 3/02 - Input arrangements using manually operated switches, e.g. using keyboards or dials
G06F 3/01 - Input arrangements or combined input and output arrangements for interaction between user and computer
H01H 13/705 - Switches having rectilinearly-movable operating part or parts adapted for pushing or pulling in one direction only, e.g. push-button switch having a plurality of operating members associated with different sets of contacts, e.g. keyboard with contacts carried by or formed from layers in a multilayer structure, e.g. membrane switches characterised by construction, mounting or arrangement of operating parts, e.g. push-buttons or keys
F16F 1/36 - Springs made of material having high internal friction
A haptic device includes: a housing; a magnetic field generation unit disposed in the housing; an elastic support unit connected to the housing; a vibration unit which is connected to the elastic support unit, and which includes an elastic material in which magnetic particles are dispersed in a matrix; and a control unit for transmitting a signal to the magnetic field generation unit.
A method of providing a mobile device with information of an incoming message using a tactile signal is provided. The method includes receiving the incoming message at the mobile device, determining at least one type of the tactile signal for the information of the incoming message based on a selected setting, transforming the information of the incoming message into the at least one type of the tactile signal, activating the at least one type of the tactile signal, and providing the mobile device with the information of the incoming message using the activated at least one type of the tactile signal.
G08B 6/00 - Tactile signalling systems, e.g. personal calling systems
G06F 3/01 - Input arrangements or combined input and output arrangements for interaction between user and computer
B06B 1/04 - Processes or apparatus for generating mechanical vibrations of infrasonic, sonic or ultrasonic frequency making use of electrical energy operating with electromagnetism
G09B 21/00 - Teaching, or communicating with, the blind, deaf or mute
G06F 3/046 - Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means by electromagnetic means
H04M 19/04 - Current supply arrangements for telephone systems providing ringing current or supervisory tones, e.g. dialling tone or busy tone the ringing-current being generated at the substations
H01F 1/44 - Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of magnetic liquids, e.g. ferrofluids
The present invention relates to a haptic device and a haptic module. A haptic device according to the present invention comprises: a housing; a magnetic field generation unit arranged inside the housing; an elastic support unit connected to the housing; a vibration unit which is connected to the elastic support unit, and which includes an elastic material in which magnetic particles are dispersed in a matrix; and a control unit for transmitting a signal to the magnetic field generation unit.
The present invention relates to a magnetorheological fluid rotation load device and a control method therefor. A magnetorheological fluid rotation load device according to the present invention comprises: a housing; a yoke unit fixed inside the housing; a shaft rotatably provided in the center in the housing; at least one rotation ring connected to the shaft, and linked to the rotation of the shaft to rotate; a coil unit arranged in the housing; and a magnetorheological fluid filled in the housing.
G06F 3/0362 - Pointing devices displaced or positioned by the user; Accessories therefor with detection of 1D translations or rotations of an operating part of the device, e.g. scroll wheels, sliders, knobs, rollers or belts
G06F 3/038 - Control and interface arrangements therefor, e.g. drivers or device-embedded control circuitry
The present invention relates to a tactile message providing method and a tactile message providing device. The tactile message providing method in a mobile device includes driving a tactile message program in a first mobile device, receiving a tactile pattern in the first mobile device, converting the tactile pattern into a tactile signal, and transmitting the tactile signal to a second mobile device. The tactile message program includes a tactile switch icon, and the tactile switch icon switches a text input window to a tactile pattern input window and the tactile pattern input window receives the tactile pattern to generate a digital signal.
G06F 3/04883 - 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 for inputting data by handwriting, e.g. gesture or text
G06F 3/01 - Input arrangements or combined input and output arrangements for interaction between user and computer
G06F 3/046 - Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means by electromagnetic means
G06F 1/16 - Constructional details or arrangements
G06F 3/041 - Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means
22.
MAGNETIC RHEOLOGICAL FLUID AND METHOD FOR PREPARING MAGNETIC RHEOLOGICAL FLUID
000sin(wt+δ)=G'sin(wt)+G"cos(wt) [where G' is the storage modulus and G" is the loss modulus], when a magnetic field is applied, the slope of G" is less than or equal to 0 for a section in which the shear strain applied to the magnetic rheological fluid is from 0.01% to a shear strain value satisfying tan δ = G" / G' = 1.
H01F 1/44 - Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of magnetic liquids, e.g. ferrofluids
H01F 41/00 - Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties
23.
Method of generating a tactile signal using a haptic device
A haptic device according to one embodiment can comprise: a database unit for storing acoustic information or receiving the acoustic information from an external device; a control unit for converting the acoustic information into an electrical signal according to a predetermined pattern; a driving unit for generating a motion signal on the basis of the electrical signal; and a transfer unit for transferring a patterned tactile signal to a user by means of the motion signal.
G06F 3/00 - Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
G06F 3/01 - Input arrangements or combined input and output arrangements for interaction between user and computer
A63F 13/285 - Generating tactile feedback signals via the game input device, e.g. force feedback
A63F 13/424 - Processing input control signals of video game devices, e.g. signals generated by the player or derived from the environment by mapping the input signals into game commands, e.g. mapping the displacement of a stylus on a touch screen to the steering angle of a virtual vehicle involving acoustic input signals, e.g. by using the results of pitch or rhythm extraction or voice recognition
A63F 13/24 - Constructional details thereof, e.g. game controllers with detachable joystick handles
G10H 1/00 - ELECTROPHONIC MUSICAL INSTRUMENTS; INSTRUMENTS IN WHICH THE TONES ARE GENERATED BY ELECTROMECHANICAL MEANS OR ELECTRONIC GENERATORS, OR IN WHICH THE TONES ARE SYNTHESISED FROM A DATA STORE - Details of electrophonic musical instruments
Provided is a stereo tactile sensation providing device including a plurality of actuators spaced apart from each other, a connector for mounting the plurality of actuators thereon and including three or more tactile regions, and a controller for applying an operation signal to the actuators, wherein the controller applies a first signal for controlling the actuators to stimulate first tactile cells above a threshold, and a second signal for controlling the actuators to stimulate second tactile cells above the threshold, and wherein the connector provides synthetic tactile sensations generated by the plurality of actuators.
The purpose of the present invention is to provide a magnetic fluid display in which a magnetic fluid moves in response to a magnetic field and which may display a unique visual image according to the meeting and parting of the magnetic fluid. A magnetic fluid display according to the present invention comprises: a display unit including a transparent liquid into which a magnetic fluid is injected; and a magnetic field generating unit for applying a magnetic field to the magnetic fluid at a rear surface of the display unit. When the magnetic field is applied, the magnetic fluid moves in the transparent liquid in a directional manner, so that an image may be displayed on the display unit.
G09F 9/37 - Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements in which the desired character or characters are formed by combining individual elements being movable elements
G09F 27/00 - Combined visual and audible advertising or displaying, e.g. for public address
26.
Apparatus and method for generating pattern data, and apparatus and method for reproducing pattern data
An apparatus and method for generating and reproducing pattern data is provided. The apparatus for generating pattern data includes an input data reception unit for receiving input data according to a user selection; a controller for determining pattern information on the basis of the input data and generating pattern data including the determined pattern information, and a communication unit for transmitting the generated pattern data to the apparatus for reproducing pattern data.
A radial magnet actuator includes a housing having an inner space, a moving body including a mass body provided to relatively move in the inner space, and a hollow radial magnet provided in the mass body, an elastic member configured to elastically support the moving body from one side of the inner space, and a hollow coil part provided at an upper side of the inner space, with at least a portion inserted into the hollow of the radial magnet, wherein the radial magnet is magnetized in a radial direction.
G06F 3/01 - Input arrangements or combined input and output arrangements for interaction between user and computer
H02P 25/032 - Reciprocating, oscillating or vibrating motors
H02K 33/16 - Motors with reciprocating, oscillating or vibrating magnet, armature or coil system with polarised armatures moving in alternate directions by reversal or energisation of a single coil system
H02K 33/10 - Motors with reciprocating, oscillating or vibrating magnet, armature or coil system with armatures moved one way by energisation of a single coil system and returned by mechanical force, e.g. by springs wherein the alternate energisation and de-energisation of the single coil system is effected or controlled by movement of the armatures
28.
Curved haptic actuator and wearable device comprising same
A curved haptic actuator according to an embodiment may comprise: a housing having a receiving space and having a shape where the receiving space and an outer appearance thereof are bent outward; a vibration unit disposed in the receiving space, being movable along the longitudinal direction of the housing, and having a shape bent upward; elastic bodies connected to an inner wall of the housing and both sides of the vibration unit; and a magnetic field generation unit which is installed on the inner wall of the housing and generates a magnetic field and applies the magnetic field to the vibration unit.
Provided is a haptic device including a medium for receiving a digital sound signal from a portable terminal, a digital-to-analog converter (DAC) for receiving the digital sound signal from the medium and converting the digital sound signal into an analog signal, a sound outputter for receiving the analog signal and outputting sound, and a haptic actuator driven by receiving the analog signal.
According to one embodiment, a tactile actuator can comprise: a housing having an accommodation space therein; a cap covering at least a portion of the accommodation space; a vibration unit disposed inside the accommodation space; an elastic member for connecting the housing and the vibration unit such that the vibration unit can vibrate with respect to the housing; a coil for forming a magnetic field to drive the vibration unit; and a control unit for determining any one driving mode on the basis of collected driving information from among a plurality of preset driving modes and determining, according to the driving mode, the characteristic of a current to be applied to the coil.
B06B 1/04 - Processes or apparatus for generating mechanical vibrations of infrasonic, sonic or ultrasonic frequency making use of electrical energy operating with electromagnetism
G06F 3/01 - Input arrangements or combined input and output arrangements for interaction between user and computer
H02K 33/02 - Motors with reciprocating, oscillating or vibrating magnet, armature or coil system with armatures moved one way by energisation of a single coil system and returned by mechanical force, e.g. by springs
Provided is a method of providing information from a first device to a second device. The method includes: receiving message information by the second device, the message information comprising a text, a geometric figure, or a symbol that is input into the first device; transforming the message information into a tactile signal; and actuating an operator to provide tactile information according to the tactile signal. The operator includes at least one cell and provides the tactile information in the form of handwriting or vibration to a user of the second device, by operating the at least one cell sequentially. The operator provides the tactile information by sequentially or simultaneously applying/removing an external electric field to/from each of the cells according to the tactile signal. The operator includes at least one tactile sensation provider, that contacts the user of the second device, including polarizable or piezoelectric particles distributed in a matrix.
G08B 6/00 - Tactile signalling systems, e.g. personal calling systems
G06F 3/01 - Input arrangements or combined input and output arrangements for interaction between user and computer
B06B 1/04 - Processes or apparatus for generating mechanical vibrations of infrasonic, sonic or ultrasonic frequency making use of electrical energy operating with electromagnetism
G09B 21/00 - Teaching, or communicating with, the blind, deaf or mute
G06F 3/046 - Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means by electromagnetic means
B29C 59/02 - Surface shaping, e.g. embossing; Apparatus therefor by mechanical means, e.g. pressing
A curved haptic actuator according to an embodiment may comprise: a housing having a receiving space and having a shape where the receiving space and an outer appearance thereof are bent outward; a vibration unit disposed in the receiving space, being movable along the longitudinal direction of the housing, and having a shape bent upward; elastic bodies connected to an inner wall of the housing and both sides of the vibration unit; and a magnetic field generation unit which is installed on the inner wall of the housing and generates a magnetic field and applies the magnetic field to the vibration unit.
The purpose of the present invention is to provide a magnetic fluid display in which a magnetic fluid moves in response to a magnetic field and which may display a unique visual image according to the meeting and parting of the magnetic fluid. A magnetic fluid display (10) according to the present invention comprises: a display unit (110) including a transparent liquid into which a magnetic fluid (111) is injected; and a magnetic field generating unit (200) for applying a magnetic field (M) to the magnetic fluid (111) at a rear surface of the display unit (110). When the magnetic field is applied, the magnetic fluid moves in the transparent liquid in a directional manner, so that an image may be displayed on the display unit.
G09F 9/37 - Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements in which the desired character or characters are formed by combining individual elements being movable elements
G09F 27/00 - Combined visual and audible advertising or displaying, e.g. for public address
34.
BUTTON TYPE ACTUATOR, BUTTON TYPE ACTUATOR FEEDBACK SYSTEM COMPRISING SAME, AND CONTROL METHOD THEREFOR
A button type actuator according to one embodiment may comprise: a case; a button part having at least a part which is moved with respect to the case by a user's pressure; a vibrator connected to the button part and including a magnetic body; and a coil for generating a magnetic field on the vibrator.
G06F 3/01 - Input arrangements or combined input and output arrangements for interaction between user and computer
G06F 3/02 - Input arrangements using manually operated switches, e.g. using keyboards or dials
H02N 2/02 - Electric machines in general using piezoelectric effect, electrostriction or magnetostriction producing linear motion, e.g. actuators; Linear positioners
G06F 3/041 - Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means
A radial magnet actuator, according to one embodiment, comprises: a housing having an inner space; a moving body provided with a mass body which is installed so as to be relatively movable in the inner space, and a hollow-shaped radial magnet which is provided to the mass body; an elastic member elastically supporting the moving body from one side of the inner space; and a hollow-shaped coil unit installed on the upper side of the inner space and having at least a portion thereof inserted in the hollow of the radial magnet, wherein the radial magnet may be magnetized in the radial direction.
H02K 33/02 - Motors with reciprocating, oscillating or vibrating magnet, armature or coil system with armatures moved one way by energisation of a single coil system and returned by mechanical force, e.g. by springs
H02K 33/16 - Motors with reciprocating, oscillating or vibrating magnet, armature or coil system with polarised armatures moving in alternate directions by reversal or energisation of a single coil system
H02K 11/30 - Structural association with control circuits or drive circuits
G06F 3/046 - Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means by electromagnetic means
36.
METHOD AND APPARATUS FOR PROVIDING TACTILE MESSAGE
The present invention relates to a tactile message providing method and a tactile message providing device. Embodiments of the present invention provide a tactile message providing method for a tactile sense in a mobile communication terminal device, the method including: (a) driving a tactile message program; (b) receiving a tactile pattern; (c) converting the tactile pattern into a pattern signal; and (d) transmitting the pattern signal to a reception terminal device, wherein the tactile message program includes a tactile pattern input window or a tactile switch icon for switching a text input window to a tactile pattern input window, wherein the pattern signal is a signal capable of transmitting tactile information by operating a tactile delivery unit of the reception terminal device.
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
G06F 3/01 - Input arrangements or combined input and output arrangements for interaction between user and computer
G06F 3/046 - Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means by electromagnetic means
G06F 1/16 - Constructional details or arrangements
G06F 3/041 - Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means
09 - Scientific and electric apparatus and instruments
Goods & Services
Computer software applications, downloadable; downloadable
electronic sound; downloadable publications; actuators for
mobile telecommunication devices; actuator drives for mobile
telecommunication devices; wireless (bluetooth) earphones;
battery chargers; auxiliary battery packs; vibrating pad
that attaches to a smartphone; actuators for wearable
computers; actuator drives for wearable computers; electric
audio and visual apparatus and instruments; electric plugs;
games cartridges for use with electronic games apparatus;
electrotechnical vibration meters; electronic coupons;
oscillation sensor devices; diaphragms [acoustics]; battery
charging cables; attachable protective pads adapted for
cellular phones.
The present invention relates to a stereo tactile sensation providing device. A stereo tactile sensation providing device according to the present invention comprises: a plurality of actuators arranged to be spaced apart from each other; a connection part which includes at least three tactile regions and in which the plurality of actuators are installed; and a control unit for applying action signals to the actuators, wherein the control unit applies a first signal for operating an actuator to stimulate a first tactile cell up to a threshold or higher and a second signal for operating an actuator to stimulate a second tactile cell up to a threshold or higher, and the connection part provides a synthetic tactile sensation by means of the plurality of actuators.
A haptic device according to one embodiment can comprise: a database unit for storing acoustic information or receiving the acoustic information from an external device; a control unit for converting the acoustic information into an electrical signal according to a predetermined pattern; a driving unit for generating a motion signal on the basis of the electrical signal; and a transfer unit for transferring a patterned tactile signal to a user by means of the motion signal.
G06F 3/00 - Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
G06F 3/01 - Input arrangements or combined input and output arrangements for interaction between user and computer
A63F 13/285 - Generating tactile feedback signals via the game input device, e.g. force feedback
A63F 13/424 - Processing input control signals of video game devices, e.g. signals generated by the player or derived from the environment by mapping the input signals into game commands, e.g. mapping the displacement of a stylus on a touch screen to the steering angle of a virtual vehicle involving acoustic input signals, e.g. by using the results of pitch or rhythm extraction or voice recognition
A63F 13/24 - Constructional details thereof, e.g. game controllers with detachable joystick handles
G10H 1/00 - ELECTROPHONIC MUSICAL INSTRUMENTS; INSTRUMENTS IN WHICH THE TONES ARE GENERATED BY ELECTROMECHANICAL MEANS OR ELECTRONIC GENERATORS, OR IN WHICH THE TONES ARE SYNTHESISED FROM A DATA STORE - Details of electrophonic musical instruments
40.
HAPTIC PROVIDING DEVICE AND METHOD FOR CONVERTING SOUND SIGNAL TO HAPTIC SIGNAL
According to one embodiment, a haptic providing device may comprise: a medium for receiving transfer of a digital sound signal from a portable terminal; a digital-analog converter for receiving transfer of the digital sound signal from the medium and converting the digital sound signal to an analog signal; a sound output unit for receiving input of the analog signal and outputting sound; and a haptic actuator driven by receiving input of the analog signal.
A flexible tactile actuator includes a tactile transmitter configured to be flexible and including magnetic particles capable of being polarized in response to an external magnetic field and a matrix layer including the magnetic particles, a magnetic field generator disposed below the tactile transmitter and configured to generate a magnetic field in the tactile transmitter, and an elastic member provided in a shape of a film, having at least a portion in surface contact with the magnetic field generator, and attached to be in surface contact with one of a top surface and a bottom surface of the tactile transmitter.
G08B 6/00 - Tactile signalling systems, e.g. personal calling systems
B06B 1/08 - Processes or apparatus for generating mechanical vibrations of infrasonic, sonic or ultrasonic frequency making use of electrical energy operating with magnetostriction
The present invention relates to a haptic information providing system. A haptic information providing system according to the present invention comprises: a station for generating haptic pattern data on the basis of an input signal; and a haptic device for receiving haptic pattern data from the station, generating a haptic stimulus, and transmitting the generated haptic stimulus to a user.
G06F 3/01 - Input arrangements or combined input and output arrangements for interaction between user and computer
G06F 3/041 - Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means
G08B 6/00 - Tactile signalling systems, e.g. personal calling systems
G08B 5/38 - Visible signalling systems, e.g. personal calling systems, remote indication of seats occupied using electromagnetic transmission using visible light sources using flashing light
One embodiment provides a multi-directional actuating module capable of moving in various directions and capable of delivering various tactile senses such as knocking or rubbing as well as vibration by controlling at least one of the intensity, direction or frequency of a magnetic field generation unit. Further, the multidirectional actuating module according to one embodiment may comprise: a moving body capable of moving in at least two or more axial directions by means of an external magnetic field; a support for supporting the moving body so as to be movable; and at least two or more magnetic field generation units which are in the form of a coil to generate the magnetic field.
G06F 3/01 - Input arrangements or combined input and output arrangements for interaction between user and computer
G06F 3/0338 - Pointing devices displaced or positioned by the user; Accessories therefor with detection of limited linear or angular displacement of an operating part of the device from a neutral position, e.g. isotonic or isometric joysticks
H02K 33/16 - Motors with reciprocating, oscillating or vibrating magnet, armature or coil system with polarised armatures moving in alternate directions by reversal or energisation of a single coil system
H02K 33/00 - Motors with reciprocating, oscillating or vibrating magnet, armature or coil system
H02K 33/02 - Motors with reciprocating, oscillating or vibrating magnet, armature or coil system with armatures moved one way by energisation of a single coil system and returned by mechanical force, e.g. by springs
B06B 1/04 - Processes or apparatus for generating mechanical vibrations of infrasonic, sonic or ultrasonic frequency making use of electrical energy operating with electromagnetism
H01F 7/08 - Electromagnets; Actuators including electromagnets with armatures
44.
Wireless control apparatus and method for haptic device
A control apparatus and method for controlling a haptic device are disclosed. The control apparatus can comprise: a haptic pattern data generation unit for generating first haptic pattern data corresponding to a bit pattern of content; a wireless data generation unit for generating wireless data including the first haptic pattern data and identification data of at least one target haptic device by which the first haptic pattern data is to be received; and a wireless data transmission unit for transmitting the generated wireless data through an antenna.
Disclosed are an apparatus and method for generating pattern data, and an apparatus and method for reproducing pattern data. The apparatus for generating pattern data comprises: an input data reception unit for receiving input data according to a user selection; a controller for determining pattern information on the basis of the input data and generating pattern data including the determined pattern information; and a communication unit for transmitting the generated pattern data to the apparatus for reproducing pattern data.
A broadband actuator according to an embodiment may comprise: a cylindrical housing having an inner space; a yoke member installed in the inner space and provided with a cylindrical inner yoke that protrudes upward from the center of the lower side of the inner space; a hollow radial magnet installed to surround the outer circumferential surface of the inner yoke; a moving body provided with a cylindrical mass installed to surround the outer circumferential surface of the radial magnet, and provided with a coil part installed along the circumference of the mass; and an elastic member elastically supporting the moving body from one side of the inner space.
H01F 7/08 - Electromagnets; Actuators including electromagnets with armatures
H01F 7/10 - Electromagnets; Actuators including electromagnets with armatures specially adapted for ac
H01F 7/18 - Circuit arrangements for obtaining desired operating characteristics, e.g. for slow operation, for sequential energisation of windings, for high-speed energisation of windings
47.
DEVICE AND METHOD FOR GENERATING HAPTIC DATA, AND DEVICE AND METHOD FOR PROVIDING HAPTIC EFFECT
Disclosed are a device and method for generating haptic data, and a device and method for providing a haptic effect. The device for generating haptic data comprises: a controller for generating haptic data about an event occurring during game play on the basis of haptic data settings information; and a communication unit for transmitting the generated haptic data to the device for providing a haptic effect. The device for providing a haptic effect comprises: a communication unit for receiving the haptic data from the device for generating haptic data; a haptic effect playback unit for generating the haptic effect under the control of the controller; and a controller for controlling the generation of the haptic effect on the basis of the haptic data.
An apparatus and a method for providing a haptic control signal of a haptic device are disclosed. The apparatus for providing a haptic control signal of a haptic device comprises: a haptic pattern data determination unit for determining haptic pattern data on the basis of at least one of an audio signal and an additional effect signal; a haptic control signal generation unit for generating a haptic control signal for controlling a vibration operation of the haptic device on the basis of the haptic pattern data; and a transmission unit for transmitting the haptic control signal to the haptic device.
A haptic device according to one embodiment can comprise: a database unit for storing acoustic information or receiving the acoustic information from an external device; a control unit for converting the acoustic information into an electrical signal according to a predetermined pattern; a driving unit for generating a motion signal on the basis of the electrical signal; and a transfer unit for transferring a patterned tactile signal to a user by means of the motion signal.
G06F 3/00 - Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
G06F 3/01 - Input arrangements or combined input and output arrangements for interaction between user and computer
A63F 13/285 - Generating tactile feedback signals via the game input device, e.g. force feedback
A63F 13/424 - Processing input control signals of video game devices, e.g. signals generated by the player or derived from the environment by mapping the input signals into game commands, e.g. mapping the displacement of a stylus on a touch screen to the steering angle of a virtual vehicle involving acoustic input signals, e.g. by using the results of pitch or rhythm extraction or voice recognition
A63F 13/24 - Constructional details thereof, e.g. game controllers with detachable joystick handles
G10H 1/00 - ELECTROPHONIC MUSICAL INSTRUMENTS; INSTRUMENTS IN WHICH THE TONES ARE GENERATED BY ELECTROMECHANICAL MEANS OR ELECTRONIC GENERATORS, OR IN WHICH THE TONES ARE SYNTHESISED FROM A DATA STORE - Details of electrophonic musical instruments
50.
Magnetic apparatus for providing tactile sensation
The present invention relates to a magnetic apparatus for providing a tactile sensation and, more particularly, to a magnetic apparatus for providing a user with tactile information, by means of changes in viscosity, rigidity and elasticity due to a magnetic field, by using a magnetorheological fluid or a magnetorheological elastiomer. A magnetic apparatus for providing a tactile sensation comprises a tactile sensation provider 110 having magnetic particles 101, wherein the tactile sensation provider 110 provides a user with tactile information by means of a change due to an external magnetic field that has been applied.
A button type actuator according to one embodiment may comprise: a case; a button part having at least a part which is moved with respect to the case by a user's pressure; a vibrator connected to the button part and including a magnetic body; and a coil for generating a magnetic field on the vibrator.
A tactile actuator, according to one embodiment, may comprise: a housing defining an accommodation space therein; an upper case for covering the upper part of the accommodation space; a vibration unit arranged inside the accommodation space; an upper elastic member connecting the upper side of the housing and the vibration unit; a lower elastic member for connecting the lower side of the housing and the vibration unit; and a coil for forming a magnetic field to drive the vibration unit, wherein one end of the upper elastic member may be fixed to a position on a side wall of the housing that is apart from the upper case.
G06F 3/01 - Input arrangements or combined input and output arrangements for interaction between user and computer
H02K 33/16 - Motors with reciprocating, oscillating or vibrating magnet, armature or coil system with polarised armatures moving in alternate directions by reversal or energisation of a single coil system
One embodiment provides a multi-directional actuating module capable of moving in various directions and capable of delivering various tactile senses such as knocking or rubbing as well as vibration by controlling at least one of the intensity, direction or frequency of a magnetic field generation unit. Further, the multidirectional actuating module according to one embodiment may comprise: a moving body capable of moving in at least two or more axial directions by means of an external magnetic field; a support for supporting the moving body so as to be movable; and at least two or more magnetic field generation units which are in the form of a coil to generate the magnetic field.
H02K 33/16 - Motors with reciprocating, oscillating or vibrating magnet, armature or coil system with polarised armatures moving in alternate directions by reversal or energisation of a single coil system
H02K 33/00 - Motors with reciprocating, oscillating or vibrating magnet, armature or coil system
H02K 33/02 - Motors with reciprocating, oscillating or vibrating magnet, armature or coil system with armatures moved one way by energisation of a single coil system and returned by mechanical force, e.g. by springs
B06B 1/04 - Processes or apparatus for generating mechanical vibrations of infrasonic, sonic or ultrasonic frequency making use of electrical energy operating with electromagnetism
G06F 3/0338 - Pointing devices displaced or positioned by the user; Accessories therefor with detection of limited linear or angular displacement of an operating part of the device from a neutral position, e.g. isotonic or isometric joysticks
H01F 7/08 - Electromagnets; Actuators including electromagnets with armatures
G08B 6/00 - Tactile signalling systems, e.g. personal calling systems
G06F 3/01 - Input arrangements or combined input and output arrangements for interaction between user and computer
B06B 1/04 - Processes or apparatus for generating mechanical vibrations of infrasonic, sonic or ultrasonic frequency making use of electrical energy operating with electromagnetism
Provided is a tactile information supply module. The tactile information supply module includes a receiver for receiving message information from the outside, a controller for converting the message information into a tactile signal, and an operator for providing tactile information to a user based on the tactile signal, wherein the operator includes at least one tactile sensation provider comprising magnetic particles and a matrix material, and wherein the tactile sensation provider is transformed in response to an external magnetic field to provide the tactile information.
G08B 6/00 - Tactile signalling systems, e.g. personal calling systems
G06F 3/01 - Input arrangements or combined input and output arrangements for interaction between user and computer
B06B 1/04 - Processes or apparatus for generating mechanical vibrations of infrasonic, sonic or ultrasonic frequency making use of electrical energy operating with electromagnetism
G09B 21/00 - Teaching, or communicating with, the blind, deaf or mute
G06F 3/046 - Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means by electromagnetic means
B29C 59/02 - Surface shaping, e.g. embossing; Apparatus therefor by mechanical means, e.g. pressing
An apparatus and a method for providing a haptic control signal of a haptic device are disclosed. The apparatus for providing a haptic control signal of a haptic device comprises: a haptic pattern data determination unit for determining haptic pattern data on the basis of at least one of an audio signal and an additional effect signal; a haptic control signal generation unit for generating a haptic control signal for controlling a vibration operation of the haptic device on the basis of the haptic pattern data; and a transmission unit for transmitting the haptic control signal to the haptic device.
The present invention relates to a tactile message providing method and a tactile message providing device. Embodiments of the present invention provide a tactile message providing method for a tactile sense in a mobile communication terminal device, the method including: (a) driving a tactile message program; (b) receiving a tactile pattern; (c) converting the tactile pattern into a pattern signal; and (d) transmitting the pattern signal to a reception terminal device, wherein the tactile message program includes a tactile pattern input window or a tactile switch icon for switching a text input window to a tactile pattern input window, wherein the pattern signal is a signal capable of transmitting tactile information by operating a tactile delivery unit of the reception terminal device.
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
G06F 3/01 - Input arrangements or combined input and output arrangements for interaction between user and computer
G06F 3/046 - Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means by electromagnetic means
H04W 4/14 - Short messaging services, e.g. short message service [SMS] or unstructured supplementary service data [USSD]
G06F 1/16 - Constructional details or arrangements
G06F 3/041 - Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means
The present invention relates to a haptic information providing system. A haptic information providing system according to the present invention comprises: a station for generating haptic pattern data on the basis of an input signal; and a haptic device for receiving haptic pattern data from the station, generating a haptic stimulus, and transmitting the generated haptic stimulus to a user.
A curved haptic actuator according to an embodiment may comprise: a housing having a receiving space and having a shape where the receiving space and an outer appearance thereof are bent outward; a vibration unit disposed in the receiving space, being movable along the longitudinal direction of the housing, and having a shape bent upward; elastic bodies connected to an inner wall of the housing and both sides of the vibration unit; and a magnetic field generation unit which is installed on the inner wall of the housing and generates a magnetic field and applies the magnetic field to the vibration unit.
H01F 1/032 - Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity of hard-magnetic materials
H01F 1/12 - Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity of soft-magnetic materials
G08B 6/00 - Tactile signalling systems, e.g. personal calling systems
One embodiment provides a multi-directional actuating module capable of moving in various directions and capable of delivering various tactile senses such as knocking or rubbing as well as vibration by controlling at least one of the intensity, direction or frequency of a magnetic field generation unit. Further, the multidirectional actuating module according to one embodiment may comprise: a moving body capable of moving in at least two or more axial directions by means of an external magnetic field; a support for supporting the moving body so as to be movable; and at least two or more magnetic field generation units which are in the form of a coil to generate the magnetic field.
G06F 3/0338 - Pointing devices displaced or positioned by the user; Accessories therefor with detection of limited linear or angular displacement of an operating part of the device from a neutral position, e.g. isotonic or isometric joysticks
G06F 3/01 - Input arrangements or combined input and output arrangements for interaction between user and computer
61.
WIRELESS CONTROL APPARATUS AND METHOD FOR HAPTIC DEVICE
A control apparatus and method for controlling a haptic device are disclosed. The control apparatus can comprise: a haptic pattern data generation unit for generating first haptic pattern data corresponding to a bit pattern of content; a wireless data generation unit for generating wireless data including the first haptic pattern data and identification data of at least one target haptic device by which the first haptic pattern data is to be received; and a wireless data transmission unit for transmitting the generated wireless data through an antenna.
A haptic device according to one embodiment can comprise: a database unit for storing acoustic information or receiving the acoustic information from an external device; a control unit for converting the acoustic information into an electrical signal according to a predetermined pattern; a driving unit for generating a motion signal on the basis of the electrical signal; and a transfer unit for transferring a patterned tactile signal to a user by means of the motion signal.
G06F 3/01 - Input arrangements or combined input and output arrangements for interaction between user and computer
A63F 13/285 - Generating tactile feedback signals via the game input device, e.g. force feedback
G10H 1/00 - ELECTROPHONIC MUSICAL INSTRUMENTS; INSTRUMENTS IN WHICH THE TONES ARE GENERATED BY ELECTROMECHANICAL MEANS OR ELECTRONIC GENERATORS, OR IN WHICH THE TONES ARE SYNTHESISED FROM A DATA STORE - Details of electrophonic musical instruments
A63F 13/24 - Constructional details thereof, e.g. game controllers with detachable joystick handles
A63F 13/424 - Processing input control signals of video game devices, e.g. signals generated by the player or derived from the environment by mapping the input signals into game commands, e.g. mapping the displacement of a stylus on a touch screen to the steering angle of a virtual vehicle involving acoustic input signals, e.g. by using the results of pitch or rhythm extraction or voice recognition
The purpose of the present invention is to provide a magnetic fluid display in which a magnetic fluid moves in response to a magnetic field and which may display a unique visual image according to the meeting and parting of the magnetic fluid. A magnetic fluid display (10) according to the present invention comprises: a display unit (110) including a transparent liquid into which a magnetic fluid (111) is injected; and a magnetic field generating unit (200) for applying a magnetic field (M) to the magnetic fluid (111) at a rear surface of the display unit (110). When the magnetic field is applied, the magnetic fluid moves in the transparent liquid in a directional manner, so that an image may be displayed on the display unit.
G09F 9/37 - Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements in which the desired character or characters are formed by combining individual elements being movable elements
G09F 13/24 - Illuminated signs; Luminous advertising using tubes or the like filled with liquid, e.g. bubbling liquid
G09F 19/12 - Advertising or display means not otherwise provided for using special optical effects
According to one embodiment, a tactile actuator can comprise: a housing having an accommodation space therein; a cap covering at least a portion of the accommodation space; a vibration unit disposed inside the accommodation space; an elastic member for connecting the housing and the vibration unit such that the vibration unit can vibrate with respect to the housing; a coil for forming a magnetic field to drive the vibration unit; and a control unit for determining any one driving mode on the basis of collected driving information from among a plurality of preset driving modes and determining, according to the driving mode, the characteristic of a current to be applied to the coil.
B06B 1/04 - Processes or apparatus for generating mechanical vibrations of infrasonic, sonic or ultrasonic frequency making use of electrical energy operating with electromagnetism
G06F 3/01 - Input arrangements or combined input and output arrangements for interaction between user and computer
H02K 33/02 - Motors with reciprocating, oscillating or vibrating magnet, armature or coil system with armatures moved one way by energisation of a single coil system and returned by mechanical force, e.g. by springs
Provided is a tactile information supply module. The tactile information supply module includes a receiver for receiving message information from the outside, a controller for converting the message information into a tactile signal, and an operator for providing tactile information to a user based on the tactile signal, wherein the operator includes at least one tactile sensation provider comprising magnetic particles and a matrix material, and wherein the tactile sensation provider is transformed in response to an external magnetic field to provide the tactile information.
G08B 6/00 - Tactile signalling systems, e.g. personal calling systems
F16F 6/00 - Magnetic springs; Fluid magnetic springs
G06F 3/01 - Input arrangements or combined input and output arrangements for interaction between user and computer
B06B 1/04 - Processes or apparatus for generating mechanical vibrations of infrasonic, sonic or ultrasonic frequency making use of electrical energy operating with electromagnetism
G06F 3/046 - Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means by electromagnetic means
G09B 21/00 - Teaching, or communicating with, the blind, deaf or mute
B29C 59/02 - Surface shaping, e.g. embossing; Apparatus therefor by mechanical means, e.g. pressing
G08B 6/00 - Tactile signalling systems, e.g. personal calling systems
G06F 3/01 - Input arrangements or combined input and output arrangements for interaction between user and computer
B06B 1/04 - Processes or apparatus for generating mechanical vibrations of infrasonic, sonic or ultrasonic frequency making use of electrical energy operating with electromagnetism
A flexible tactile actuator, according to one embodiment of the present invention, may comprise: a tactile transfer unit that is bendable and includes magnetic particles, which can be polarized through a reaction to an external magnetic field, and a matrix layer containing the magnetic particles; a magnetic field generating unit, positioned under the tactile transfer unit, for generating a magnetic field on the tactile transfer unit; and an elastic member in the form of a film, of which at least a portion is brought into surface contact with the upper surface of the magnetic field generating unit, and fixed so as to be brought into surface contact with the upper surface or the lower surface of the tactile transfer unit.
A tactile actuator, according to one embodiment, may comprise: a housing defining an accommodation space therein; an upper case for covering the upper part of the accommodation space; a vibration unit arranged inside the accommodation space; an upper elastic member connecting the upper side of the housing and the vibration unit; a lower elastic member for connecting the lower side of the housing and the vibration unit; and a coil for forming a magnetic field to drive the vibration unit, wherein one end of the upper elastic member may be fixed to a position on a side wall of the housing that is apart from the upper case.
H02K 33/16 - Motors with reciprocating, oscillating or vibrating magnet, armature or coil system with polarised armatures moving in alternate directions by reversal or energisation of a single coil system
G06F 3/01 - Input arrangements or combined input and output arrangements for interaction between user and computer
Provided is a tactile supply device for transferring various types of tactile sensations to a user using tactile sensation providers that include magnetic particles. The tactile supply device includes tactile sensation providers made of magnetic particles and a matrix material, and a magnetic field generator for generating a magnetic field to transform the tactile sensation providers.
09 - Scientific and electric apparatus and instruments
Goods & Services
Linear actuators [electric]; actuator for electric audio and
visual apparatus and instruments; actuator drives for
electric audio and visual apparatus and instruments;
frequency converter for actuators; actuator for use with
mobile telecommunication devices; actuator drives for use
with mobile telecommunication devices; actuator for wearable
computers; actuator drives for wearable computers; frequency
meters; signal generators for measuring frequency; frequency
diverters; coin-operated musical automata [juke boxes];
actuator for playing video games; actuator drives for
playing video games.
A44C 5/00 - Bracelets; Wrist-watch straps; Fastenings for bracelets or wrist-watch straps
G06F 1/16 - Constructional details or arrangements
G06F 3/01 - Input arrangements or combined input and output arrangements for interaction between user and computer
G08B 6/00 - Tactile signalling systems, e.g. personal calling systems
G01C 21/26 - Navigation; Navigational instruments not provided for in groups specially adapted for navigation in a road network
G01C 21/36 - Input/output arrangements for on-board computers
H04M 19/04 - Current supply arrangements for telephone systems providing ringing current or supervisory tones, e.g. dialling tone or busy tone the ringing-current being generated at the substations
Provided is a tactile information supply module. The tactile information supply module includes a receiver for receiving message information from the outside, a controller for converting the message information into a tactile signal, and an operator for providing tactile information to a user based on the tactile signal, wherein the operator includes at least one tactile sensation provider comprising magnetic particles and a matrix material, and wherein the tactile sensation provider is transformed in response to an external magnetic field to provide the tactile information.
One embodiment provides a multi-directional actuating module capable of moving in various directions and capable of delivering various tactile senses such as knocking or rubbing as well as vibration by controlling at least one of the intensity, direction or frequency of a magnetic field generation unit. Further, the multidirectional actuating module according to one embodiment may comprise: a moving body capable of moving in at least two or more axial directions by means of an external magnetic field; a support for supporting the moving body so as to be movable; and at least two or more magnetic field generation units which are in the form of a coil to generate the magnetic field.
09 - Scientific and electric apparatus and instruments
Goods & Services
Electric linear actuators; electric actuator for electric audio and visual apparatus and instruments; actuator drives in the nature of electric actuators for electric audio and visual apparatus and instruments; frequency converter for actuators; electric actuator for use with mobile telecommunication devices; electric actuator drives for use with mobile telecommunication devices; electric actuator for wearable computers; electric actuator drives for wearable computers; frequency meters; signal generators for measuring frequency, namely, audio-frequency transformers; frequency diverters, namely, frequency stabilizers; coin-operated musical automata in the nature of juke boxes; electric actuator for playing video games; actuator drives in the nature of electric actuators for playing video games
75.
METHOD FOR CONVERTING ACOUSTIC SIGNAL INTO HAPTIC SIGNAL, AND HAPTIC DEVICE USING SAME
A haptic device according to one embodiment can comprise: a database unit for storing acoustic information or receiving the acoustic information from an external device; a control unit for converting the acoustic information into an electrical signal according to a predetermined pattern; a driving unit for generating a motion signal on the basis of the electrical signal; and a transfer unit for transferring a patterned haptic signal to a user by means of the motion signal.
Disclosed are a magnetorheological fluid and a method for evaluating redispersibility of a magnetorheological fluid. The magnetorheological fluid according to the present invention comprises magnetic particles, a dispersing medium, and an additive, and is characterized in that, when all solid components in the magnetorheological fluid are recovered to measure the particle size distribution and to obtain a span value defined as below: span value=(D90 - D10)/D50, the span value is 1.3 or larger. In addition, a method for evaluating redispersibility of a magnetorheological fluid according to the present invention comprises the steps of: providing a transparent container containing a magnetorheological fluid; emitting near-infrared rays while rotating the transparent container by a centrifuge and measuring the amount of light that passes through the transparent container (primary dispersion stability measurement); applying external force to the magnetorheological fluid such that centrifuged solid components are redispersed in the dispersing medium; and emitting near-infrared rays while rotating the transparent container containing the magnetorheological fluid, in which the solid components are redispersed, again by the centrifuge and measuring the amount of light that passes through the transparent container (secondary dispersion stability measurement).
H01F 1/44 - Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of magnetic liquids, e.g. ferrofluids
H01F 1/147 - Alloys characterised by their composition
H01F 1/20 - Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity of soft-magnetic materials metals or alloys in the form of particles, e.g. powder
G01N 15/02 - Investigating particle size or size distribution
According to one embodiment, a tactile actuator can comprise: a housing having an accommodation space therein; a cap covering at least a portion of the accommodation space; a vibration unit disposed inside the accommodation space; an elastic member for connecting the housing and the vibration unit such that the vibration unit can vibrate with respect to the housing; a coil for forming a magnetic field to drive the vibration unit; and a control unit for determining any one driving mode on the basis of collected driving information from among a plurality of preset driving modes and determining, according to the driving mode, the characteristic of a current to be applied to the coil.
The present invention relates to a magnetic apparatus for providing a tactile sensation and, more particularly, to a magnetic apparatus for providing a user with tactile information, by means of changes in viscosity, rigidity and elasticity due to a magnetic field, by using a magnetorheological fluid or a magnetorheological elastiomer. A magnetic apparatus for providing a tactile sensation comprises a tactile sensation provider 110 having magnetic particles 101, wherein the tactile sensation provider 110 provides a user with tactile information by means of a change due to an external magnetic field that has been applied.
The present invention relates to a method and an apparatus for providing a tactile message. The tactile message providing method according to the present invention, in which a mobile communication terminal device provides a tactile message for delivering a tactile sensation, comprises the steps of: (a) driving a tactile message program; (b) receiving an input tactile pattern; (c) converting the tactile pattern into a pattern signal; and (d) transmitting the pattern signal to a reception terminal device, wherein the tactile message program includes a tactile pattern input window or a tactile conversion icon for converting a text input window to a tactile pattern input window, and the pattern signal is a signal by which a tactile delivery unit of the reception terminal device can be operated to deliver tactile information.
Provided is a tactile information supply module. The tactile information supply module includes a receiver for receiving message information from the outside, a controller for converting the message information into a tactile signal, and an operator for providing tactile information to a user based on the tactile signal, wherein the operator includes at least one tactile sensation provider comprising magnetic particles and a matrix material, and wherein the tactile sensation provider is transformed in response to an external magnetic field to provide the tactile information.
Provided is a tactile sensation supply device for transferring various types of tactile sensations to a user using tactile sensation providers that include magnetic particles. The tactile sensation supply device includes tactile sensation providers made of magnetic particles and a matrix material, and a magnetic field generator for generating a magnetic field to transform the tactile sensation providers.
The present invention relates to a haptic information provision device. The haptic information provision device (100) according to the present invention comprises: a receiving unit (120) for receiving external notification information; a control unit (130) for converting the notification information to a haptic signal; and an operation unit (110) for transferring haptic information to a user according to the haptic signal, wherein the operation unit (110) includes a plurality of operation units (110a-110j), the respective operation units (110a-110j) operating in response to different notification information and thus transferring different haptic information to the user.
The present invention relates to an apparatus for providing a tactile sensation and, more particularly, to an apparatus for providing a user with various tactile sensations by means of a tactile sensation transmission unit (1) comprising magnetic particles. An apparatus for providing a tactile sensation comprises: a tactile sensation transmission unit (1) having magnetic particles (2) and a matrix material (3); and a magnetic field generating unit (200) for generating a magnetic field so as to change the tactile transmission unit (1).
The present invention relates to a magnetic apparatus for providing a tactile sensation and, more particularly, to a magnetic apparatus for providing a user with tactile information, by means of changes in viscosity, stiffness and elasticity due to a magnetic field, by using a magnetorheological fluid or a magnetorheological elastic body. A magnetic apparatus for providing a tactile sensation comprises a tactile sensation transmission unit (110) having magnetic particles (101), wherein the tactile sensation transmission unit (110) provides a user with tactile information by means of a change due to an external magnetic field that has been applied.
The present invention relates to a haptic information providing module. The haptic information providing module (50) according to the present invention is characterized by comprising: a receiving unit (51) for receiving notifying information from the outside; a control unit (52) for converting the notifying information into a haptic signal; and an actuating unit (53) for relaying the haptic information to a user according to the haptic signal. The actuating unit (53) includes a haptic relay unit (1) configured of magnetic particles and a matrix element, and the haptic relay unit (1) provides haptic information through modifications (10a to 10d and 20a to 20d) by means of an external magnetic field.
The present invention relates to a tactile information providing device. The tactile information providing device according to the present invention comprises a tactile transmission unit (1: 10, 20) formed of a magneto-rheological elastomer (MRE) material, wherein the tactile transmission unit (1) provides tactile information through the transformation (10a-10d, 20a-20d) by an external magnetic field.
