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6975305 |
Pressure-sensitive touch panel
A pressure sensitive touch panel in which the position of an inner periphery of a window frame is disposed opposite to spacers, whereby a conductive film, which bends together with a flexible...
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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...
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6961049 |
Capacitive touch sensor architecture with unique sensor bar addressing
A capacitive touch sensor with symmetrical electrical interconnections for use with a touch sensor of a device is disclosed. The touch sensor includes several sensor bars, with a unique pair of...
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6940495 |
Variable capacitance type input device
A capacitance type sensor includes a substrate, a group of electrodes fixed on an upper face of the substrate, a movable electrode plate having an electrode on its lower side and a gap between the...
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6933931 |
Method and apparatus of position location
An apparatus for sensing the location of user input is disclosed. The apparatus may include a display unit including a screen having a resistive coating disposed on its surface. The apparatus may...
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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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6919882 |
Position detection method and device
The present invention disclosed a position detection device and method for use in a plane surface to determine the position of a capacitive coupling device. Two arrays of row and column conductive...
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6914595 |
Digitizing apparatus
Graphics are drawn with an input pen, which is provided with an optical sensor at its tip, on a display surface of an EL display. At this time, the EL display is caused to emit light in dot...
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6891531 |
Sensing an object with a plurality of conductors
An object ( 130 ), e.g. a human finger or a stylus, is sensed with a plurality of conductors ( 120 , X 1 , . . . XN). The conductor processing times (TX 1 , TX 2 , . . . TXN) but are shifted...
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6885365 |
Glass touch sensing circuit
A glass touch sensing circuit which is capable of accurately detecting a sense signal resulting from a user's touch under no influence of variations in temperature. The glass touch sensing circuit...
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6839052 |
Two dimensional solid state capacitive sensor array
An apparatus for providing an output signal for selectively controlling movement of a visual pointer on a display screen is disclosed. A plurality of solid state capacitive sensor switches are...
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6831631 |
Portable computer and related method for preventing input interruption by write-tracking an input region
A method is provided for a portable computer. The portable computer has a touch panel for sensing a position of pressure exerted by a user. The method includes setting an input region on the touch...
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6825833 |
System and method for locating a touch on a capacitive touch screen
Described is a touch-sensitive screen having a sensing circuit capable of discriminating where a perturbation of an electric field created by the sensing circuit occurs. The invention may be...
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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...
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6781577 |
Capacitive sensor-based input device
A capacitive sensor-based input device for coordinate data input includes an input unit that detects the variation of capacitances at a plurality of detection points, and a control unit that...
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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...
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6720956 |
Apparatus and method for obtaining geographical information using a touch-sensitive globe device
An apparatus is provided that includes a touch-sensitive three-dimensional globe and an information handling system coupled to the touch-sensitive three-dimensional globe and adapted to receive the...
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6689965 |
Digitizer system with cursor shape changing as a function of pointer location on menu strip and/or physical structure on tablet surface indicating menu strip location
A digitizer system includes a pointer (e.g. stylus or puck) for manipulation by a user over a work surface of a tablet. The tablet includes a menu strip area thereon. According to certain...
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6686546 |
Static charge dissipation for an active circuit surface
A structure and method is disclosed for dissipating electrostatic charges comprising an insulating layer between and over a plurality of conductive plates, wherein the insulating layer isolates the...
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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...
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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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6642458 |
Touch screen device and method for co-extensively presenting text characters and rendering ink in a common area of a user interface
A touch screen device and method for co-extensively and contrastingly presenting text characters ( 34 ) and rendering ink ( 36 ) in a common area of a user interface. The text characters ( 34 ) and...
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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...
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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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6535200 |
Capacitive position sensor
A multi-electrode capacitive position sensor functions as part of a computer pointing device that can be integrated with the computer's keyboard and that employs ratiometric capacitive sensing...
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6515654 |
Touch-type pointing device with wireless input capability
A touch-type pointing device with wireless input capability is disclosed, which includes a touch unit and a sensing pen. The touch unit has a transparent electrode and a control circuit connected...
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6489575 |
Sensor panel position coordinates signal detecting circuit
A position coordinates signal detecting circuit of a sensor panel is provided. The position coordinates signal detecting circuit of the sensor panel according to the present invention includes...
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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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6445383 |
System to detect a power management system resume event from a stylus and touch screen
A system to detect a power management system resume event from a stylus and touch screen. When an electronic device equipped with a touch screen display is within its quiescent low power state, the...
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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...
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6417846 |
Multifunction input device
A multifunction input device for use with a computer plotter system, word processing system, or Chinese hand-write recognition system, which includes a double-loop conductor array for use with a...
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6404353 |
Method for optimizing the detection of the contact point of tactile capacitance surface
A process for detecting the point of touching of a tactile surface. A high frequency signal is sequentially supplied to four corners of a plate having a capacitive surface. This is accomplished by...
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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...
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6310611 |
Differential touch sensor and control circuit therefor
A differential touch sensor apparatus for detecting the presence of an object such as a human appendage, the apparatus having a first electrode, a second electrode positioned proximate to the first...
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6297811 |
Projective capacitive touchscreen
An improved touchscreen utilizing two sets of electrodes that are fabricated in a single plane is provided. The individual electrodes of each set of electrodes are formed from a continuous length...
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6281888 |
Pen input device using electrostatic coupling
A pen input device includes an array of receiver electrodes and a transmitter juxtaposed with the array for coupling electric signals from the transmitter to a person's hand. A person can use an...
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6278443 |
Touch screen with random finger placement and rolling on screen to control the movement of information on-screen
A computer controlled display system with a user interactive touch screen is provided with an on-screen mouse to which user input may be applied by rolling of the touch finger to thereby move...
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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...
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6256022 |
Low-cost semiconductor user input device
A low-cost semiconductor user input device for controlling the position of a pointer on a display includes a small array of composite sensors. Each composite sensor of the array is adapted to...
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6255604 |
Coordinate detecting device for outputting coordinate data when two points are simultaneously depressed, method therefor and computer control device
In the coordinate detection of resistive film system, detection of the coordinates of simultaneously designated two points is made possible. On a touch panel composed of two conductive films,...
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6239790 |
Force sensing semiconductive touchpad
A touchpad assembly and method for providing a signal to a computer indicative of the location and applied pressure of an object touching the touchpad assembly is provided. The touchpad assembly...
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6239389 |
Object position detection system and method
A proximity sensor system includes a sensor matrix array having a characteristic capacitance on horizontal and vertical conductors connected to sensor pads. The capacitance changes as a function of...
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6184871 |
Identification device of a manual action on a surface, in particular for a timeplace
Device arranged to identify a manual action on a surface performed by a finger (32), comprising a set of sensors (41) each actuable by the finger so as to create a variation of an electrical...
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6130665 |
Touch screen handling
The present invention discloses a data input device including a touch screen. The touch screen has two information display levels. A first level displays a virtual alphanumeric keypad which allows...
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6118084 |
Pointer position detection system
A pointer position detection system for use in determining the position of a pointer relative to a tablet comprising a signal generating system coupled to the tablet for transmitting a driving...
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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...
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6104386 |
Coordinate input device
A coordinate input device of a low manufacturing cost is to be provided using a position detector and an arithmetic unit of simple configurations. The coordinate input device comprises a contact...
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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...
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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...
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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....
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