Matches 151 - 200 out of 317 < 1 2 3 4 5 6 7 >
Match Document Document Title
6313829 Edge treatment method for ultrasonic wave absorption  
The present invention is directed to a touch screen sensor 10 that reduces or eliminates echoes or reflections of ultrasonic waves generated by one or more transducers 12. The touch screen sensor...
6265676 Systems and processing algorithms for ultrasound time-of-flight digitizer systems  
A method and corresponding system for tracking variations in distance D calculated from time-of-flight measurements of a sequence of pulses of a pressure wave oscillation from a transmitter to a...
6262684 Stylus antenna  
The present invention discloses antenna structures for portable digital devices that continuously receive radio signals in both the extended and the retracted antenna positions. In addition, the...
6259435 Obfuscated keyboard scan  
A keyboard input device includes a processor repeatedly executing a scan routine to detect key press events while masking the events from an external monitoring means. The keyboard input device has...
6252563 Coordinate input apparatus, coordinate input method and computer-readable recording medium including a coordinate input control program recorded therein  
An object of the present invention is to make it possible to input coordinate information continuously among a plurality of input faces in inputting such coordinate information from the plurality...
6229102 Pen-shaped handwriting input apparatus using accelerometers and gyroscopes and an associated operational device for determining pen movement  
A small-sized pen-shaped input apparatus precisely detects handwriting input. The apparatus compensates for the effects of the inclination of the pen-shaped input apparatus. An initial inclination...
6222522 Baton and X, Y, Z, position sensor  
A position sensor is used in conjunction with one or more batons, each baton having a transmitter that transmits a distinct radio frequency signal at a position in space. The position sensor...
6218964 Mechanical and digital reading pen  
A reading pen (or input and output hand held device) that includes both digital and mechanical features. Digital features include a scanner for scanning printed information, including "selecting"...
6215480 Dynamic cylindrical display for pen-sized computing  
A computer dynamic cylindrical display provides a natural scrolling capability, giving the appearance of a much larger display in a very small size. The display encloses the electronics of the...
6215476 Flat panel display with integrated electromagnetic pen digitizer  
An electromagnetic pen digitizer is integrated into a flat panel display assembly using "bent TAB" active electronics. Integration is performed by placing a discrete electromagnetic pen digitizer...
6212296 Method and apparatus for transforming sensor signals into graphical images  
A method and apparatus to precisely track the position of the writing instrument, specifically the writing end, such as the tip, of a pen. One embodiment of the invention described herein includes...
6208330 Coordinate input apparatus and its control method  
A coordinate input apparatus has an optical scanning/detection unit for touch input, and a vibration sensor for pen input. While no coordinate input is made, some components of the optical...
6204457 Electromagnetic inking digitizer pen and method  
A digitizer pen includes a barrel section, a nose section removably attached to the barrel section, and an ink cartridge disposed in the barrel section and having a writing tip protruding from an...
6191778 Transcription system kit for forming composite images  
A kit for use with a transcription system which includes a plurality of signal receivers for positioning adjacent a writing surface and for receiving position signals transmitted from a stylus when...
6188392 Electronic pen device  
A marking device is provided. The marking device (MD) includes an elongated housing that has a tip configured to contact a surface. The MD also includes a pressure sensor disposed within the...
6181329 Method and apparatus for tracking a hand-held writing instrument with multiple sensors that are calibrated by placing the writing instrument in predetermined positions with respect to the writing surface  
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...
6177927 Transcription system kit  
A kit for use with a transcription system which includes a plurality of signal receivers for positioning adjacent a writing surface and for receiving one or more position signals transmitted from a...
6153836 Adjustable area coordinate position data-capture system  
Capturing coordinate path data from a stylus moving across a surface of arbitrary size and shape. A first receiver is mountable to the surface, and is for receiving a first light beam from the...
6140999 Coordinate input device and a program-recording medium for use in such a device  
A coordinate input device, which detects a signal outputted from a coordinate input pen on the surface of a tablet and converts it into coordinate data, is provided with: a phase-control circuit...
6129430 Stylus removal mechanism  
A portable computing device has a first housing, and a second housing hingedly coupled to the first housing. The second housing having an interior that stores a stylus, and which houses a stylus...
6130666 Self-contained pen computer with built-in display  
A self-contained pen computer which is capable of collecting and recording data representative of handwritten strokes of the pen, and displaying such data in a display screen which is a part of the...
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...
6111565 Stylus for use with transcription system  
A stylus for use in a transcription system which includes a plurality of signal receivers for positioning adjacent a writing surface and for receiving a position signal transmitted from the stylus...
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...
6087599 Touch panels having plastic substrates  
The present invention is directed to a touch panel for use in a touch position sensor. The touch panel includes a substrate fabricated at least partially from plastic materials. The plastic may be...
6066811 Writing device for use with a pen-based data input system  
An improved writing device containing a stylus comprised of a self-lubricating material such as lignum vitae. Lignum vitae is a natural, wood product containing a waxy substance that reduces...
6064374 Cordless electronic pen with cartridge  
The present invention increases the information-setting capability of an electronic pen by using exchangeable cartridges, each cartridge having a pre-installed information setting. The wiring of...
6050490 Handheld writing device and related data entry system  
This disclosure provides a handheld writing device and a related data entry system. In particular, a digital electronic clipboard is used to mount pages or forms utilized in forms processing...
6050735 Writing implement including an input stylus  
A writing implement (10) includes an integrally formed stylus tip (12) for inputting information into electronic devices. An ink cartridge style pen (10) with a push-button spring actuator (48) is...
6031525 Method and apparatus for writing  
The present invention pertains to an apparatus for writing. The apparatus comprises a writing mechanism. The apparatus comprises a tablet surface sensitive to the position of the writing mechanism...
6005200 Compensation of stylus signals in digitizing tablet  
The invention concerns digitizing tablets in portable computers, wherein position of a stylus, located on the tablet, is computed. The invention corrects for various errors which creep into the...
5995081 Handwriting type input display device  
A handwriting type input display device is provided with a display device for performing a two-dimensional display, an input device which constitutes a handwriting device in combination with the...
5995083 Coordinates input apparatus  
An object of the present invention is to provide a coordinates input apparatus whereby various operations on a screen can be carried out where practicable with one finger, and the number of...
5994651 High voltage stylus for portable computers  
The invention concerns a stylus for producing a high-voltage, sinusoidal signal for an electrostatic digitizing pad. The high voltage is obtained by applying a sine wave to one lead of the primary...
5977958 Method and system for digitizing handwriting  
A system and method for tracking a moving object very accurately at short ranges in general, and a handwriting input device such as a pen in particular. The method is based on measuring times of...
5977959 Position pointing device  
A pen shaped position pointing device used in a position detecting apparatus. A pen-tip segment has side pressure detectors to detect pressure from side directions. The side pressure detectors...
5969711 Method for creating an electronic document  
A method for creating an electronic document using a pen tool and a computer with a pen-sensitive screen is disclosed. The method is capable of generating the electronic document independently on a...
5969712 Coordinate reading apparatus and status converting method, interface unit, and coordinate reading system therefor  
To realize a coordinate reading apparatus which is capable of easily setting a particular function to a switch provided on a coordinate indicator, and an interface unit and a coordinate reading...
5969296 Position pointing mechanism and method for position detecting apparatus  
A position pointing mechanism for use with a position detecting apparatus, including a pen shaped position pointing device manipulable with one hand of a person operating the mechanism, a rotatable...
5959260 Method for entering handwritten information in cellular telephones  
A cellular telephone (100) has a receiver (506) and a transmitter (508) and a detachable battery (106) retrofitted for entering handwritten information and for providing power to the cellular...
5955198 Transparent touch panel  
This invention aims to offer a transparent touch panel that functions with a soft touching pressure by a pen or a finger, at the same time assures a long operating life. The transparent touch panel...
5952999 Employing gray codes for pen detection  
A graphic tablet includes a number of parallel electrodes whereto a series of patterns is presented in order to determine the position of a pen relative to the electrodes. As a result of such...
5914708 Computer input stylus method and apparatus  
A system comprising a conductive stylus used in conjunction with a capacitance sensitive touch pad, said system providing at least two different signals to an associated computer system. The stylus...
5909382 Tablet with system power saving features including reactivation by pencontact after inactive period  
A digitizing tablet has an improved operation for saving power. After an input device contacts the tablet surface, resistive sheets provide analog pen position signals to a sample/track and hold...
5907130 Portable input/output device  
An electronic pen has a body frame in a rod-like or pillar-like shape with an input mechanism and an output mechanism respectively on each end. A slope detecting mechanism changes a circuit system...
5903229 Jog dial emulation input device  
A jog dial emulation input device includes: a pointing device for receiving coordinate data on a panel surface; and a rotation direction detector for determining a rotation direction of a user...
5898427 Pen, used for input to electronic apparatus, including a weighted member disposed in the pen to create a radially eccentric center of gravity within the pen  
A pen for providing input to an electronic apparatus includes a cylindrical pen body made of a resin, a pen tip attached to one end of the pen body, and a weight member disposed within the pen body...
5898136 Position detecting apparatus having a tablet and a position pointing device  
A position detecting apparatus includes a position point device and a tablet. The position pointing device has a simple configuration as well as an easy way of adjusting a resonance frequency,...
5895895 Input pen  
In an input pen for transmitting to a tablet 19 information of variation in writing pressure as well as information of designated positions, a joint 10 is mounted on the rear end of a shaft a...
5889512 Extendible stylus  
An extendible stylus includes a body and an extension telescopically engaged with the body. The stylus may be extended to an open position and collapsed to a closed position, where opposite ends of...
Matches 151 - 200 out of 317 < 1 2 3 4 5 6 7 >