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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...
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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...
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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...
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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...
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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...
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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...
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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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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,...
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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...
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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,...
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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...
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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...
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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...
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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...
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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...
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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...
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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...
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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...
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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...
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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...
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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...
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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...
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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...
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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...
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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...
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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...
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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...
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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...
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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...
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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...
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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....
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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...
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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...
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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...
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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...
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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...
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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...
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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...
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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...
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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...
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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...
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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...
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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...
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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...
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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...
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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...
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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...
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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...
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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...
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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...
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