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Match Document Document Title
7307616 Sensor for coordinate input device  
A sensor for a coordinate input device includes an x-direction loop coil group including a plurality of loop coils arranged in an x direction, each loop coil having at least two linear sections...
7292229 Transparent digitiser  
A digitizer for user interaction via an object with an electronically refreshable display screen, the digitizer comprising: a transparent sensing arrangement of detectors located at said...
7289111 Resistive touch pad with multiple regions of sensitivity  
A touch pad for a data processing system includes a first film and an electrically conductive first thin film above the first film, a plurality of electrically non-conductive spacer dots above the...
7265303 Electromagnetic digitizer sensor array  
An electromagnetic digitizer arrangement that may include a comb-like pattern of sensing traces that form various sensing loops depending upon the configurations of various switches is described....
7187366 Input system with detection of coordinates  
A coordinate detection input system includes two first elongated electric conductors with an insulation grounding device respectively, a control circuit and two elongated electric conductors with...
7176907 Device and method for pointer system of digitizer tablet  
The invention, an improved device and method for the pointer system of a digitizer tablet, is to repetitiously emit signals sequentially from a specific set of inductive loop when the position...
7113175 Methods and apparatus for supplying power to touch input devices in a touch sensing system  
A method and apparatus for transmitting power to active touch stimulating devices associated with a touch sensing apparatus. In this invention four methods of providing power supply to the...
7084860 Method and apparatus for a touch sensitive system employing direct sequence spread spectrum (DSSS) technology  
A touch sensing apparatus for receiving input from one or more touch stimulating devices employs a direct sequence spread spectrum (DSSS) signaling arrangement to transmit signals from the touch...
7038666 Panel sensing device and positioning location searching method of the same  
A panel sensing device and a positioning location searching method of the same are disclosed. A control unit serves to provide at least one reference voltage and at least one reference voltage with...
7030782 Position detector  
A position detector is provided for detecting the relative movement of first and second members which are mounted for relative movement along a measuring path. One of the members comprises a...
7019734 Resistive touch sensor having microstructured conductive layer  
The present invention discloses resistive touch sensors that incorporate microstructured conductive layers. When local electrical contact is made between the microstructured conductive layer and an...
7015401 Image processing system with handwriting input function and the method for forming the same  
A digital system for mixing handwriting with an image is provided. The handwriting data is transmitted into the microprocessor of the image processing system, and then the microprocessor marks...
6999007 Linear position sensor  
In a linear position encoder, a support is provided upon which a pair of phase quadrature windings are mounted. The windings are arranged to have a sinusoidal magnetic sensitivity characteristic...
6987507 Current feed circuit for sensor coils in coordinate input device  
A current feed circuit for feeding a high-frequency current to a plurality of sensor coils in a coordinate input device includes a high-frequency signal transmitting circuit for generating a...
6974917 Information recording medium and information processing apparatus  
An information processing apparatus is constructed to include a plurality of information recording media respectively having a generally paper shape with an image display surface for displaying...
6952201 Three-dimensional information detecting device, three-dimensional information detecting sensor device, and three-dimensional information indicating device  
A three-dimensional information sensor device is disclosed in which sensor coils thereof are sequentially selected by a control section. Signals are communicated between indicating coils of a...
6937231 Pen-shaped coordinate pointing device  
In an input pen having a pen-shaped casing, a ferrite core with a coil wound thereon and a ferrite chip are placed opposed to each other with an O-ring therebetween. The ferrite chip has a...
6927762 Application specific integrated circuit (ASIC) of the electromagnetic-induction system  
The electromagnetic-induction system of the present invention comprises: a central processing unit (CPU); an application specific integrated circuit coupled with the central processing unit; a...
6909426 Tablet system with inductive loops and cord less-battery less pointer apparatus controlled by multi-channel switches set and method for transmitting and receiving its signal  
The purpose of the present invention is to reduce power consumption caused by controlling circuit in transmitting/receiving process between tablet system and cord less-battery less pointer...
6882339 Electromagnetic induction system with single-induction-loop multi-induction-loop  
A plurality of single-induction-loops are inserted in an electromagnetic induction system in which multi-induction-loop is deployed. Deployment of a multi-induction-loop layout is constituted by...
6862018 Cordless pressure-sensitivity and electromagnetic-induction system with specific frequency producer and two-way transmission gate control circuit  
The system with cordless pressure-sensitivity and electromagnetic-induction of the present invention comprises the first wireless apparatus and the second wireless apparatus. The first wireless...
6819316 Flexible capacitive touch sensor  
A flexible, capacitive touch sensor, and a method of manufacturing a plurality of such touch sensors, are provided. The capacitive touch sensor comprises a thin, flexible, transparent, insulating...
6784876 Coordinate reading device  
Y coil Y 1 is mounted on the attachment panel 24 so that its long sides Y 1 f and Y 1 g follow the front surface 24 n , and is bent at a first edge 24 a 1 onto an edge surface 24 a , and...
6781579 Touch panel with improved linear response and minimal border width electrode pattern  
A touch screen panel including an insulative substrate; a resistive layer disposed on the insulative substrate; and a plurality of spaced conductive segments on the resistive layer along the border...
6744426 Pen coordinate reading device with pen attribute detecting function  
A circuit mounted in the circuit board 69 of the pen 60 includes: a CR solution circuit 69 e; an LC oscillation circuit 69 c ; and an FSK circuit 69 d. The CR oscillation circuit 69 e ...
6731270 Piezoelectric transducer for data entry device  
A piezoelectric transducer is provided, in which a piezoelectric shell has conductive layers on the outside and inside of the shell, which are adapted to be connected to a signal input source. When...
6730862 Erase feature in pen-based computing  
The present invention allows a user to draw a closed periphery around an amount of information on the display of a pen-based computer system. The periphery information is transmitted to the...
6683601 Electronic apparatus including pen  
Disclosed is a user-friendly electronic apparatus having a pen and a panel as the input devices. The pen is tethered to the apparatus by a cord on which position data is recorded along its length...
6661408 Touch screen capable of isolating noise signals  
A touch screen capable of isolating noise signals is mainly a touch screen installing at the front side of a liquid crystal display (LCD) screen or cathode ray tube (CRT) for eliminating...
6636184 Antenna layout and coordinate positioning method for electromagnetic-induction systems  
A 4-4 distribution antenna layout and a five-stage coordinate positioning method of electromagnetic induction systems being provided by the present invention is disclosed. The 4-4 distribution...
6606087 Coordinate reader  
A coordinate reader includes a base member having a plurality of X-loop wires provided in a first surface of the base member, a plurality of Y-loop wires provided in a second surface of the base...
6603464 Apparatus and method for record keeping and information distribution  
A method of capturing data having the steps of writing on a form with a pen to leave an image on the form, scanning the written image as the written image is being written, and storing the scanned...
6570103 Method and apparatus for coordinate inputting capable of effectively using a laser ray  
A coordinate input apparatus includes light sources, a reflecting member, light receiving members, a signal analyzing mechanism, and a coordinate determining mechanism. Each light source is fixed...
6476799 Method and apparatus for the wireless capture of coordinate-shift information  
An apparatus is provided for the wireless capture of coordinate-shift information. The apparatus includes a pulse generator that generates a pulse signal and simultaneously distributes the pulse...
6469696 Position detector  
There is provided a position detector including a member having a surface and a plurality of vertically and horizontally arranged antennas; a controller for sequentially driving the vertically...
6424339 Touch screen assembly  
A touch screen assembly for contact input systems, with the touch screen including a base substrate with an electrically resistive coating thereon. An array of reticulated spaced raised projections...
6373475 Converter for resistive touchscreens  
A converter for connection between an electrographic sensor and an electrographic controller, and comprising: (a) a first set of contacts for connection to the sensor; (b) a second set of contacts...
6359241 Integrated sensor and memory device for memorizing spatial domain event and corresponding time domain information  
An integrated sensor and memory device for sensing, capturing, and memorizing spatial and/or time domain distribution of events, comprises a sequence of events; an array of cells for sensing and...
6307542 Magnet-based information input apparatus  
Information is inputted easily and conveniently on a writing board. A sheet member, which is provided with a map and attributed magnet-accommodating areas, is attached onto a magnetic plate...
6288710 Method and apparatus for detecting the position of a coordinate probe relative to a digitizing tablet  
In a method and apparatus for detecting the position of a coordinate probe relative to a digitizing tablet, a sensing coil grid provided on a working region of the tablet includes a plurality of...
6278440 Coordinate input apparatus and position-pointing device  
A coordinate input apparatus includes a position-detecting unit and position-pointing devices. The position-pointing devices include a pen-type position-pointing device and a puck-type...
6259043 Methods, systems and products pertaining to a digitizer for use in paper based record systems  
Real time digitization of handwritten text and integration of digital recordation of handwritten text with traditional paper-based record making systems is achieved with a recording unit which may...
6111564 Coordinate input display apparatus and method for constructing the same  
A coordinate input display apparatus includes an input pad, such as a digitizer, disposed over a display unit, such as an LCD. In order to provide an improved visual display, a distance between the...
6096984 Adjustable touchpad  
A touchpad assembly capable of providing an operating surface of a touchpad in a plurality of operating positions. The operating assembly can be adjusted by changing the orientation of the...
6091031 Portable information terminal and an activating method thereof  
A portable information terminal is provided. The terminal includes a touch screen panel having an activation area and an activating unit. The activation unit activates the portable information...
6091030 Method of detecting a position indicated by an electronic pen in a display-integrated panel for multilevel image display  
In a display-integrated panel having first and second electrodes crossing each other and being operable to display a gray scale image, a position indicated by an electronic pen is detected by a...
6075521 Coordinate input device  
A coordinate input device includes a casing having an upper surface and a lower surface which are not parallel to each other. A columnar position designating member is disposed within the casing....
6069326 Hand held measurement instrument with touch screen display  
A system and method for providing a hand held measurement instrument utilizing a touch screen display to provide a flexible and un-cluttered user interface. The measurement instrument includes a...
6005555 Position detecting apparatus and method for detecting position pointing device  
A position detecting apparatus capable of detecting position pointing devices of any combination simultaneously out of plural position pointing devices, thereby providing a user a friendly...
5920310 Electronic device employing a touch sensitive transducer  
An electronic device is provided making use of a touch pad module to implement user input functions. The electronic device includes a case having a region of thinner cross section than the...
Matches 1 - 50 out of 188 1 2 3 4 >