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6853369 |
Variable capacity condenser and pointer
The present invention provides a variable capacity condenser having fewer components. A variable capacity condenser according to the present invention comprises a dielectric substance, two...
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6841742 |
Presentation board digitizer systems
A presentation board digitizer system for large boards preferably employs at least three spaced-apart ultrasound receivers assemblies. A current position of an ultrasound transmitter is assigned as...
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6831632 |
Apparatus and methods for hand motion tracking and handwriting recognition
Apparatus and method for handwriting recognition including a hand-held device including at least one accelerometer providing an acceleration indicating output, computation circuitry receiving the...
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6823200 |
Information processing terminal and method
A user interface by which contents of what is being processed can be confirmed with the sense of touch is provided. On a first surface of a portable phone, first piezoelectric devices are arranged,...
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6806867 |
Palm pad system
A palm pad system including an electronic notepad coupled to a conventional personal digital device (“PDD”) via a data bus is set forth that enables a user to transpose handwritten data into...
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6803907 |
Wireless beam-pen pointing device
A wireless beam-pen pointing device is proposed, which is designed for use with a computer unit, a presentation screen, and a beam pen. The presentation screen is coupled with a beam-spot position...
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6797895 |
Orientation sensing device with memory
A sensing device for generating orientation data when positioned or moved relative to a surface, the orientation data being indicative of an orientation of the sensing device relative to the...
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6787715 |
N-shaped antenna loops of digitizer tablet for reducing antenna switches and the method for locating the cordless pen
A digitizer tablet comprises a plurality of physical antenna loops distributed along the X- and Y-directions of two-dimensional Cartesian coordinates (X, Y) on the digitizer tablet, wherein each...
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6781576 |
Wireless input apparatus and method using a three-dimensional pointing device
A wireless input apparatus by which a user can input various types of information is provided. A conventional remote control of electronic equipment has many buttons or switches to perform various...
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6771254 |
Stylus nibs for providing a pen-and-paper feel for use with a tablet-and-stylus computer
A nib for a stylus for use with a tablet and stylus computer. The nib provides a desired amount of firmness and friction between the stylus and a writing surface of the tablet and stylus computer....
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6765558 |
Multiple touch plane compatible interface circuit and method
A method of determining a type of touch plane operator input device comprises sensing the impedance across first and second terminals of a touch plane operator input device to distinguish the touch...
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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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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...
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6727892 |
Method of facilitating the selection of features at edges of computer touch screens
In one embodiment of the invention, a hot spot is normally centered in an area of contact between a user's finger and a touch screen to position the hot spot on an icon or other feature thereby...
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6727897 |
Selector pen for touch screen
A selector pen for touch screen includes a barrel having a light emitter mounted therein to be turned on or off through turning of a switch rotatably connected to a rear end of the barrel. The...
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6727439 |
Pressure sensitive pen
A pressure sensitive pen is provided. The pressure sensitive pen comprises a core body, an elastic element, a first magnetic body having one coil formed of at least a wire wound around, a second...
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6724375 |
Hand writing input device for cellular phone
A hand writing input device for cellular phone disclosed herein is an input device which digital tablet can be in combined use with a cellular phone. In this device, a digital pen is used to input...
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6724371 |
Presentation board digitizers
A handheld device ( 200 ) includes a housing ( 202 ) having a cylindrical bore ( 204 ) therein and which terminates at a distal end ( 206 ) of the housing with a central orifice communicating...
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6720957 |
Method for manufacturing improved touch pen and device formed thereby
A method for manufacturing a touch pen and a touch pen are provided. Firstly, a core stick including a top end connected to a fixed portion by an easy-broken portion is prepared. The core stick is...
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6704006 |
Methods and systems for increasing the input efficiency of personal digital assistants and other handheld stylus-engagable computing devices
Methods and systems for enhancing the input fidelity of personal digital assistants (PDAs), and other handheld stylus-engagable computing devices are described. In some embodiments, this can be...
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6700567 |
Self-powered input devices for circuit control devices
A powered touch screen input device is perpetually self-powered and free of any mechanical connection to the touch screen itself. The input device includes at least one photovoltaic cell supported...
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6689966 |
System and method for determining positional information
A product has a surface having with a position-coding pattern that codes a plurality of positions on the surface. The position-coding pattern includes a plurality of symbols each having at least...
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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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6674426 |
Augmenting and not replacing paper based work practice via multi-modal interaction
A method and system designed to augment, rather than replace, the work habits of its users. These work habits include practices such as drawing on Post-it™ notes using a symbolic language. The...
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6657618 |
Optical memory unit for capturing complete analog motion
A device is provided for capturing complete analog motion, rather than digital events. A beam of columnated light, generated from a laser emitting diode, it directed at a clear, rotatable ball...
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6654008 |
Electronic whiteboard and penholder used for the same
An electronic whiteboard capable of being drawn by using marker pens of several colors and one penholder, and a penholder for use in such an electronic whiteboard are disclosed. In a penholder for...
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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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6624835 |
System and method for noise reduction in touch screen system
There is disclosed a system and method for noise reduction in touch screen systems. A touch screen system comprises an analog to digital converter capable of converting to digital signals analog...
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6625314 |
Electronic pen device and character recognition method employing the same
An electronic device used to identify loci containing more than one stroke. This electronic device utilizes a ball rotation sensor to detect the position and movement while it is in contact with a...
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6618504 |
Business management system
A reading apparatus ( 10 ) comprising means for detecting pen point coordinate changes over time, for handwriting made by pen on writing media, and means for generating handwriting data indicating...
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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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6563491 |
Coordinate input apparatus and the recording medium thereof
An apparatus that includes angle detection sections periodically detecting a point on a panel as angles. An angle storing section stores the angles detected during an immediately earlier Ucycle...
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6559835 |
Touch screen superimposed electrode configuration
An improved electrode arrangement for touch screen panels wherein the conductive segments forming the edge arrays and the elongated buses which deliver input signals to the arrays are in stacked...
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6556190 |
Coordinate input stylus
A stylus for use in a coordinate input system (e.g. digitizer tablet system) includes a finger wheel. The degree of rotation of the finger wheel by the user determines the extent to which a chosen...
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6535206 |
Ultrasonic wireless pen position determination system and method
The invention in one embodiment provides a system and method for determining the position of an ultrasonic pen device, and for providing calculated position information to a computer system. The...
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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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6512513 |
Pointer for use in digitizer systems
A digitizer pointer for use in conjunction with a digitizer system. The pointer is shaped so as to reduce finger/hand fatigue of users manipulating the pointer over and/or across a digitizer...
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6492981 |
Calibration of a system for tracking a writing instrument with multiple sensors
One embodiment of the writing instrument described herein comprises a pen-like device containing three accelerometers and three gyroscopes. Data from these sensors are processed via an Euler...
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6486875 |
Wireless computer peripheral that functions as a mouse and pen with ink processor memory power display and speaker all in one
A writing instrument that also functions as a computer peripheral. The writing instrument has the general configuration of a ball-point pen. The pen includes a ball for ink writing that is...
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6479768 |
Precision data acquisition using magnetomechanical transducer
Disclosed is a method and a device for obtaining precision data acquisition via hand writing/drawing without requiring the use of a transducer pad, the screen of a monitor, or a scanner. As such,...
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6473076 |
Apparatus and method for controlling the power of a handheld computing device using a stylus
An apparatus and method for controlling the power of a handheld computing device with a stylus is provided. A handheld computing device includes a power “on” state and a power “off” state....
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6462734 |
System and process for writing by hand on a digital image
A system and process for combining a prerecorded digital image with hand written graphic elements. The system comprises at least one computer for managing the links between the various parts of the...
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6441810 |
Telemetry encoding technique for smart stylus
The invention relates to the transmission of telemetry data from a stylus to a host computer via a serial, asynchronous data channel. The telemetry data is encoded into code-words using a specially...
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6410865 |
Mechanism for ejecting stylus
A mechanism for ejecting stylus includes the locking apparatus and the ejecting apparatus. When the stylus is put in the slide groove, the movable arm of the locking apparatus exactly hooks the...
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6407731 |
Vibration-transmitting tablet and coordinates input apparatus
A coordinates input apparatus which detects vibration, inputted by a vibration-input pen, by a plurality of vibration sensors provided on a vibration-transmitting tablet, and derives coordinates of...
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6396481 |
Apparatus and method for portable handwriting capture
A handwriting capture system combines an image capture device such as a PDA, notebook computer, set top box, smart television, or other type of smart appliance having an image capture capability...
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6396005 |
Method and apparatus for diminishing grid complexity in a tablet
A grid consists of a first serpentine, and a second serpentine overlapping the first serpentine. Signals from the first and second serpentines are analyzed to determine transducer position. The...
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6392167 |
Acoustic touch position sensing system with large touch sensing surface
A touch position sensing system including a transducer configured to transmit and modulate by pseudo random coding acoustic waves and to decode reflected waves generated by the acoustic waves by...
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6392639 |
Palm-sized computer with a stylus holding arrangement
An arrangement for safely keeping a stylus as the input unit in the housing of a palm-sized computer contains a guide opening formed in one side of the housing, a stylus holding channel extending...
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6369806 |
Coordinate-detecting device and coordinate input pad for use in coordinate-detecting device
A coordinate-detecting device of a voltage-detecting type, the device including: a coordinate input pad having an upper sheet and a lower sheet opposing each other at a predetermined gap, the...
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