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7609178 |
Reconfigurable tactile sensor input device
A reconfigurable tactile input device includes a first rigid electrode layer, a compressible dielectric structure, and a second flexible electrode layer forming together a tactile sensor with...
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7605805 |
Electrical touch sensor and human interface device using the same
An electrical touch sensor is provided. The electrical touch sensor includes: a touch detection part having at least one touch pad and generating a first signal having a same delay time regardless...
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RE40867 |
Multiple input proximity detector and touchpad system
A touchpad is formed of an electrically insulating membrane ( 10 ) with a first series of spaced apart conductors ( 12 ) on a first face of membrane ( 10 ) and a second series of spaced apart...
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7557590 |
Capacitance detection circuit and capacitance detection method
A capacitance detection circuit containing an input protection circuit and having high sensitivity is provided. A capacitance detection circuit for detecting the capacitance of a capacitive sensor,...
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7545289 |
Capacitive sensing using a repeated pattern of sensing elements
A repeated pattern of sensing elements can be used to indicate an unambiguous position along an axis in a sensing region. For example, different-sized sensing elements can be arranged in a...
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7495652 |
Pointing device enabling means, input device and portable device incorporating same
The invention relates to means for enabling actuation of a pointing device and more particularly a means for detecting activity of a pointing device, so that the pointing is energized only when it...
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7489142 |
Proximity sensor for X-ray apparatus
A capacitive proximity sensor for use in object and position sensing and/or position control in respect of a swing arm of a medical imaging system. The sensor comprises, within a cover ( 18 ), an...
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7471207 |
Wastewater fluid level sensing and control system
A wastewater fluid level sensing and control system is provided. The system comprises a control panel, a reservoir, at least one pump and a fluid level sensing device. The control panel comprises a...
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7403135 |
Capacitive relay takeoff swimming platform sensor system
A capacitive relay takeoff swimming platform sensor system including multiple stations, timing devices and capacitive sensor devices where the presence or departure of a second swimmer on a relay...
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7394458 |
Low EMI capacitive trackpad
A printed circuit board (PCB) assembly provides a two layer capacitive trackpad sensor in which an EMI ground grid is interposed among the sensor's capacitive elements on each of its layers. The...
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7391861 |
Input devices and their use
A keypad in which output keystrokes are determined both from individual switch activation and from the combined activation of adjacent switches. The keypad has a substrate carrying an array of...
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7375656 |
Circuit configuration for a capacitive touch switch
A circuit configuration for a capacitive touch switch contains at least one sensor circuit with a capacitive sensor element which changes its capacitance value when touched, and an evaluation...
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7348898 |
Capacitive input device
A input device is provided which includes a clock signal generator that generates a clock signal; a delay unit that has a capacitive sensor where an electrode is formed on a substrate; protective...
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7327215 |
Keyless entry with hidden keypad
A keypad assembly for use on a vehicular keyless entry system comprises a selectively concealable keypad coupled to a processor and accessible from the exterior of the vehicle and through which an...
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7324021 |
Input device
An input device includes a plurality of input keys arranged in a matrix of three or more rows and three or more columns; electrodes facing parts of or all surfaces of the input keys that surround...
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7315005 |
Control panel with illuminated capacitive touch-control switches
Control panel of the touch-switch comprising: an external control board with transparent surface portions, devices for illuminating the transparent surface portions from the inside, capacitive-type...
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7312788 |
Gesture-based input device for a user interface of a computer
The gesture-based input device for a user interface of a computer comprises two pairs of electrodes scalable for any screen size wherein the electrodes are arranged to capture the...
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7295099 |
Home appliance network system and method for operating the same
Disclosed herein are a home appliance network system and a method for operating the same. The home appliance network system comprises a plurality of home appliances connected to a network...
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7265686 |
Touch sensor with non-uniform resistive band
A touch sensors with improved topological equivalence between an equipotential space and a Cartesian space to which the equipotential space will be mapped. The touch sensor comprises a substrate...
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7256714 |
Keyboard with reduced keying ambiguity
When an array of proximity sensors is used as a keyboard, it can provide an ambiguous output if a user's finger overlaps several keys or if liquid is spilled on the keyboard. This ambiguity is...
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7242323 |
Electronic device having touch sensor
A variable capacitance unit is formed between one portion of a human body and an opposed electrode facing it through a casing of a robot toy (electronic device) when the one portion of the human...
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7233263 |
Analog actuation allocation structure with many actuators
A system and method for allocation of actuators is provided. Electrodes having several voltages are assigned to actuators within correlation regions of the actuators. By varying the voltages, a...
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7170301 |
Touch sensing apparatus
A touch sensing apparatus includes a signal source for generating an alternating current signal, a conductor connected to the signal source, a sensor for receiving a noise generated by a contact of...
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7154393 |
Object detection sensor
An object detection sensor wherein a detection electrode (electrode connected with a detection circuit via a conductor) is not exposed from a surface and an input signal is scarcely reduced when a...
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7145549 |
Ring pointing device
A method, system, apparatus, and program product for moving a pointer on a display screen. A ring capable of being worn by a user contains a sensor unit having multiple sensors. When the user...
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7135995 |
Method for automatic determination of validity or invalidity of input from a keyboard or a keypad
The method for automatic determination of validity or invalidity of input from miniaturized keypads or keyboards, in which more than one key is operated at the same time, includes designating a...
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7106221 |
Capacitive touch switch system for an audio device
A capacitive touch switch system for use in an audio application includes a detecting circuit with a capacitive sensing device and a filtering circuit. The capacitive sensing device senses changes...
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7091886 |
Flexible touch-sense switch
A flexible touch-sense switch includes a force sensitive composite and an at least one proximity sensor. The force sensitive composite includes a plurality of force sensors disposed between a first...
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7088267 |
Duplex-system digital-data transmitting method and apparatus
A duplex-system digital-data transmitting apparatus includes a digital-data signal source which outputs serial data at a signal output end. The level of the data is converted by a first level...
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7069357 |
Touch sensor system
A touch sensor system and a method of operating the system is provided to detect the touch of a person. An AC power source is provided with an isolated power supply connected to thereto with a DC...
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7019765 |
Input device
An input device, which is small-sized and inexpensive in spite of being simple in construction and thin, comprises at least one primary electrode and a plurality of secondary electrodes, both...
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6995747 |
Capacitive sensing and data input device power management
Capacitive proximity sensing is carried out by detecting a relative change in the capacitance of a “scoop” capacitor formed by a conductor and a surrounding ground plane. The conductor may be a...
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6958459 |
Contact switching arrangement
A contact switching arrangement with a flat electrically non-conducting cover which forms a switching area on a top facing the user, and has an underside facing away from the user, at which at...
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6943705 |
Method and apparatus for providing an integrated membrane switch and capacitive sensor
A circuit assembly for providing a switch sensor and a capacitive sensor. The circuit assembly has a first pattern of conductive material in a first plane and a second pattern of conductive...
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6927763 |
Method and system for providing a disambiguated keypad
A keypad system (FIG. 2 ) and corresponding method (FIGS. 3-4 ) suitable for use in a subscriber device ( 1 ) includes a capacitive touchpad 22 for detecting movement within a region, a driver...
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6869239 |
Compact keyboard with sliding motion key actuation
A keyboard allowing typists to use approximate QWERTY finger movements on a more compact, collapsible, and portable keyboard. The keyboard size is made more compact by using thin...
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6861944 |
Authorization control system
An authorization control system controlling who may use a device, includes a device for storing personal code data, a signal provider for outputting signals representing the personal code data, a...
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6859196 |
Pointing device with hand detection
An input device having a housing and electronic circuitry for detecting user inputs, and transmitting signals corresponding to those inputs to an electronic device, such as a computer. A sleep mode...
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6859141 |
Electric field proximity detector for floating and grounded targets
An electric field proximity detector capable of detecting partially conductive or conductive objects regardless of their impedance to circuit ground. The detector has a sensor with a transmitting...
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6836212 |
Method and apparatus for reducing the likelihood of losing a portable electronic device
A loss prevention system (e.g., 200 ) employs a method and apparatus for reducing the likelihood of losing a portable electronic device ( 100, 201 ) that has been inadvertently removed from its...
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6777922 |
Information processing apparatus for inputting a signal, and method therefor
When a human body touches any of linear electrode array mutually isolated and arranged in X and Y directions of an input device, an inducing signal from wiring of a commercial power supply is...
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6723937 |
Touch switch with a keypad
In a touch switch with a keypad 2 , a tactual feedback of its operation, perceptible to the user, is said to be achieved. For this purpose a transducer 7 is provided, which upon a touching of...
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6664489 |
Touch switch with illuminated sensor element surface and light guides
A sensor element and a touch switch arrangement have a sensor surface, which engages on the underside of a control surface. The sensor surface is at least partly light-transmitting and is...
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6642837 |
Method and apparatus for touch-activated identification and information transfer
Physical structures respond to proximity or touch, conveying to a reader information such as the identity of the structure or some data associated therewith. In its simplest form, the structure...
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6633241 |
Capacitively coupled keypad structure
A keypad arrangement for an electronic device comprises a keypad comprising activatable keys. It comprises also input signal means ( 801, 802, 901, 1001, 1601 ) for bringing an electric input...
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6621029 |
Switch with capacitive control member and pictogram
A control member of the capacitive type for controlling at least one functional member in particular of a motor vehicle, the control member including a rigid support structure, at least one...
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6555888 |
Electrostatic discharge protection for sensors
A structure and method is disclosed for dissipating electrostatic charges comprising an underlying dielectric layer disposed over capacitor plates of sensor circuitry, and a conductive layer and...
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6545614 |
Touch sensor identifying a body part
A touch sensor which is able to detect the touch of a finger with reasonable accuracy. In this touch sensor, the oscillator unit supplies a high-frequency signal to the electrode unit. If the item...
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6452514 |
Capacitive sensor and array
Proximity of a body, which may be a user's finger, to an electrode pair is sensed by a charge transfer capacitive measurement approach. The electrode pair thus acts as a key that can be arrayed...
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6429666 |
Capacitive circuit array for fingerprint sensing
A compact sensor which maps fingerprints for identification purposes. The sensor consists of an array of pixels with each pixel configured with one or more pickup conductive electrodes surrounded...
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