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Match Document Document Title
8102282 Encoding and decoding method for microdot matrix  
An encoding and decoding method for a microdot matrix includes the steps of: forming a plurality of microdots by encoding based on Reflected Gray Codes in a data region included in each of a...
7825832 Coordinate position detection device for touch panel  
A coordinate position detection device includes: charging circuits having both the capability of charging a coupling capacitance in a capacitive-coupling touch panel with a position-detection...
7710390 Method and software application for transmitting information remaining behind an obstacle located in front of the display to the user of a data processing device  
The object of the invention is a method and a software application embodying the method for displaying the information in the display (10) of a data processing device in a situation where a portion...
7659888 Electronic apparatus and circuit substrate  
An electronic apparatus of the present invention has a first unit and a second unit coupled to the first unit through a coupling section which allows the second unit to be opened and closed...
7528743 Information transmitting device  
In an information transmitting device, a variable capacitor which is charged to have a predetermined voltage discharges through a predetermined resistor. Until the voltage becomes lower than a...
7394346 Free-space gesture recognition for transaction security and command processing  
A sensor panel having a matrix of independently decoded sensors, arranged in a two-dimensional pattern allows a consumer identification unit (CIDU) to detect a user-specific gesture made with a...
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...
7293697 Method for managing information  
The invention relates to a method of transferring data from a drawing device, which while utilizing a position-coding pattern, printed on a physical page, digitally records handwritten information,...
7202858 Processing analog to digital converter signals to a touch screen display  
An enhanced touch-screen display system is disclosed for generating pixel coordinate estimates corresponding to a location on a display screen touched by a user. The system is an analog resistive...
7071844 Mouth mounted input device  
A mouth mounted computer input device is comprised of a curved housing shaped to closely engage the roof of the mouth against the front teeth. A touch pad is arranged on the bottom of the housing,...
7019672 Position sensor  
A low cost x-y digitising system is described for use in consumer electronic devices, such as portable digital assistants, mobile telephones, web browsers and the like. The digitizer includes a...
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...
6980134 Signal processing apparatus and method  
Processing circuitry is provided for processing signals received from, for example, sense coils forming part of a position encoder used to encode the relative positions of two relatively movable...
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...
6856259 Touch sensor system to detect multiple touch events  
Touch input systems for use with information display systems and methods distinguishing multiple touches overlapping in time. The touch input systems and methods analyze and optimize data collected...
6667695 Position code  
In a method for position coding, positions are coded in a first dimension on a surface in accordance with a primary number sequence that has the property that the place in the primary number...
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...
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...
6552670 Location encoder  
A method and apparatus to convert geographic information to a binary representation, or bingeo. The geographic information can be converted to a bingeo for a selected reference or coordinate...
6535205 Coordinate data input apparatus, coordinate data input method, and storage medium storing coordinate information input program  
According to the present invention, a process for coordinate data entered by a currently used coordinate input device is automatically performed first, without a special mode setting operation...
6492633 Optical scanning-type touch panel  
In order to measure a scanning light cut-off region, an output of a light receiving element and a threshold value set by an MPU are compared by a comparator and a region where the former is smaller...
6297750 Linear position detecting system  
A linear position encoder is provided which is not affected by ambient light, smoke, moisture, particulate matter, and also not affected by electrical interference such as may be caused by stray...
6229601 Coordinate input apparatus and method, and storage medium  
This invention provides a high-resolving-power, compact, lightweight, low-cost coordinate input apparatus which suppresses the influence of disturbance light. Signals in light emission and...
6100538 Optical digitizer and display means for providing display of indicated position  
An optical digitizer is constructed for determining a position of a pointing object projecting a light and being disposed on a coordinate plane. In the optical digitizer, a detector is disposed on...
6075468 Angle information input apparatus  
An angle information input apparatus has a main unit and a rotator. The main unit forms a peripheral portion of the input apparatus and has a first position-designating portion. The rotator is...
5961574 Device for obtaining positional information  
A device (10) for obtaining information relating to the relative positions of first and second members (11, 12), the first member (11) comprising at least three isolated electrically conducting...
5883588 Data compression system and data compression device for improving data compression rate and coding speed  
A data compression system includes a data array storage device, a coding device, a retrieving and recording device and a recording controller. The data array storage device stores both the input...
5751229 Angular information input system  
An angular information input system detects the inclined angle of a pointing device with a high accuracy without possible errors. This system is constituted so as to detect the induction voltage...
5748110 Angular input information system relative to a tablet for determining an incline angle of a pointer or stylus  
A coordinate detecting device and an angle information detecting method which are capable of detecting tilt angles of a stylus pen with high accuracy. A coordinate detecting device is made up of a...
5657011 Sensor coil pattern and the coordinate input apparatus thereof  
A sensor coil pattern used in combination with a coordinate input apparatus is provided, which is adapted to exactly detecting positions if a noise source such as an converter or an electrically...
5594434 Angular sensing system  
A rotatable member is positioned coaxial with a joint between a first element and a second element. The joint defines an angle to be measured. The rotatable member has coded information thereon....
5574445 Digital absolute position encoders  
A digital absolute position encoder is provided for determining absolute position of a first member with respect to a second member. The absolute position is determined within a resolution cell of...
5450348 Digitizing device  
A digitizing device includes a digitizing tablet having, for each of the two coordinate directions, a first grid winding divided into regularly repeated strip conductor groups and a second grid...
5392035 Transparent coordinate detection device  
A coordinate detection device has upper and lower resistive plates. Pressure on the upper resistive plate causes the two plates to come into electrical contact at a point of the pressure allowing...
5257024 Search position encoder  
The search position encoder includes a generally planar medium, a search probe and a device for moving the probe generally parallel to the surface of the planar medium, and indexing device for...
5245336 Digitizer with overlapped loop pattern and peak phase recognizer  
A digitizer comprising a microprocessor, a quartz oscillator, a cursor or stylus, an overlapped loop assembly, a peak phase recognizer, an analog/digit converter and other matching devices...
5220324 Wireless coordinate reader and switch state detection system for coordinate indicator  
A wireless coordinate reader composed of: a sense line plate having a plurality of excitation lines and a plurality of sense lines arranged thereon; a coordinate indicator including a resonant...
5194852 Electro-optic slate for direct entry and display and/or storage of hand-entered textual and graphic information  
A portable interactive electro-optic data input/output, processing, storage, and display device responsive to hand printed text and hand drawn graphics. The device preferably comprises a combined...
5109225 Coordinate reader with pointer inclination compensation  
An electromagnetic induction type coordinate reader composed of a main peak signal group detecting circuit for detecting a group of main peak signals out of induced signals which include a...
5102341 Test answer and score sheet device  
A method of evaluating designated responses to a series of questions includes the steps of forming on a surface of a markable sheet a number of response mark guides, whereby responses to the...
5027115 Pen-type computer input device  
A pen-type computer input device is used to move a cursor on the display of a computer system or enter data such as of figures, letters, numerals, or the like into a computer system. The pen-type...
4959805 Coordinate detecting device  
The coordinate detecting device according to this invention processes a plurality of detected adjoining input values scanned from an optical inputting grid and creates a single average value from...
4936683 Optical tablet construction  
An optical digitizer or tablet employing a linear image sensor behind a microlouver strip and extending along a coordinate axis of a coordinate axes plane. In one embodiment, a non-directional...
4912466 Audio frequency based data capture tablet  
An audio frequency based data capture tablet (26) includes a working surface (210) upon which a data collection document having marked responses is placed. A movable cursor (212, 222), which is...
4905174 Optical coordinate input apparatus  
In an optical coordinate input apparatus, an insect or mud may disturb optical coordinate input operation for a main computer. To avoid such a problem, light emitting element arrays and light...
4899137 Arrangement for the input and processing of characters and/or graphic patterns  
An apparatus for the input and processing of characters and/or graphic patterns for use with electronic data processing systems includes an input unit and a control unit which transmits the input...
RE33089 Position sensing and indicating device  
The position of the operator's finger or an actuating device on a transducing surface is used for controlling the level of utilization devices including theater lights controlled by an automated...
4853494 Information processing apparatus for inputting coordinate data selectively from either the obverse or the reverse surface of an input tablet  
An information processing apparatus includes a vibration pen for generating a vibration, a transmission propagation member with which the vibration pen is brought into contact so as to propagate...
4839634 Electro-optic slate for input/output of hand-entered textual and graphic information  
A portable interactive electro-optic data input/output, storage, processing, and display device responsive to hand printed text and hand drawn graphics. The device preferably comprises a combined...
4831359 Four quadrant touch pad  
A manually operable touch pad for generating steering signals and enable signals for manipulating an image on a CRT display or for controlling the operation of plural motors whereby the image or...
Matches 1 - 50 out of 158 1 2 3 4 >