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| Number | Title | Issue Date |
| 7696444 | Device for varying capacitance Disclosed is a device for varying capacitance which pertains to the field of application of electronic devices and components. The technical essentials of the present invention lie in that: two dielectrics are disposed in parallel with an isolation layer interposed ... | 04/13/2010 |
| 7336266 | Haptic pads for use with user-interface devices Embodiments of the invention relate to haptic devices for use with a variety of computer/video interface devices. Such haptic devices can work in conjunction with and thereby provide “haptic augmentations” to otherwise conventional user-interface devices, includ... | 02/26/2008 |
| 7283127 | Stylus input device utilizing a permanent magnet A stylus that operates utilizing magnetic fields, wherein a permanent magnet is disposed within a passive stylus that is detectable by a plurality of magnetic sensors that remove the magnetic field of the stylus from the earth's relative magnetic field to thereby ob... | 10/16/2007 |
| 7268774 | Tracking motion of a writing instrument Motion of a writing instrument is tracked from sensors located in the vicinity. The signals generated from the sensors are processed and used in a wide variety of ways. ... | 09/11/2007 |
| 7265303 | Electromagnetic digitizer sensor array An electromagnetic digitizer arrangement that may include a comb-like pattern of sensing traces that form various sensing loops depending upon the configurations of various switches is described. The comb arrangement of traces may be fabricated using only a single l... | 09/04/2007 |
| 7251050 | Limited return messaging A method of limiting communication between an application and a user, via a sensing device interacting with machine-readable coded data printed on a surface, the method comprising the steps, performed in a computer system, of: receiving interaction data representing... | 07/31/2007 |
| 7180503 | Inductive power source for peripheral devices A system for providing power to a computer peripheral device during the normal operation of the device is disclosed. A base is provided that includes a winding of a coil. The winding is driven to make a constantly changing magnetic field. The peripheral device also ... | 02/20/2007 |
| 7145555 | Stylus input device utilizing a permanent magnet A stylus that operates utilizing magnetic fields, wherein a permanent magnet is disposed within a passive stylus that is detectable by a plurality of magnetic sensors that remove the magnetic field of the stylus from the earth's relative magnetic field to thereby ob... | 12/05/2006 |
| 7133557 | Signature capture via interface surface and sensor with identifier A method of enabling user interaction with computer software running in a computer system via an interface surface and a sensing device. The interface surface contains information relating to the computer software and coded data indicative of a signature field relat... | 11/07/2006 |
| 7129935 | Sensor patterns for a capacitive sensing apparatus One embodiment in accordance with the present invention includes a capacitive sensing apparatus. The capacitive sensing apparatus comprises a first set of interdigitated conductive traces. Additionally, the capacitive sensing apparatus comprises a second set of inte... | 10/31/2006 |
| 7116916 | Method and apparatus for compacting data in a communication network A pulse width of a pulse having a nominal pulse width is modulated in accordance with a digital value to be communicated. The number of clock cycles that the modulated pulse width exceeds the nominal pulse width is counted. Various embodiments use a counter to deter... | 10/03/2006 |
| 7113175 | Methods and apparatus for supplying power to touch input devices in a touch sensing system A method and apparatus for transmitting power to active touch stimulating devices associated with a touch sensing apparatus. In this invention four methods of providing power supply to the touch-input device are presented. These methods are: EM induction transmissio... | 09/26/2006 |
| 7109978 | Object position detector with edge motion feature and gesture recognition A method of generating a signal comprising providing a capacitive touch sensor pad including a matrix of X and Y conductors, developing capacitance profiles in one of an X direction and a Y direction from the matrix of X and Y conductors, determining an occurrence o... | 09/19/2006 |
| 7102772 | Method and system for delivery of a facsimile A method of delivering a facsimile, including: providing a printed form for entering a message thereon using a sensing device adapted to read coded data on the form; receiving, in a computer system, interaction data representing interaction of the sensing device wit... | 09/05/2006 |
| 7098898 | 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 various information, a holding part which holds a holding portion of eac... | 08/29/2006 |
| 7084860 | Method and apparatus for a touch sensitive system employing direct sequence spread spectrum (DSSS) technology A touch sensing apparatus for receiving input from one or more touch stimulating devices employs a direct sequence spread spectrum (DSSS) signaling arrangement to transmit signals from the touch stimulating devices for identification and location determination. Acti... | 08/01/2006 |
| 7075514 | Coordinate input apparatus, control method therefor, and computer-readable memory An arithmetic control circuit stores a set of coordinate values of a plurality of points for defining a coordinate input area in an arbitrary space in advance, and determines whether a three-dimensional coordinate value as the position coordinates of the indicating ... | 07/11/2006 |
| 7064749 | Portable communicator This communicator makes it possible for the user to do telephone, facsimile, and data communication at any location. On a pen input device, a space eye 2, a telephone control system, a facsimile control system, and a data transmission system are mounted. All ... | 06/20/2006 |
| 7030782 | Position detector A position detector is provided for detecting the relative movement of first and second members which are mounted for relative movement along a measuring path. One of the members comprises a magnetic field generator for generating a magnetic field and the other memb... | 04/18/2006 |
| 7027038 | System and method for locating on a physical document items referenced in another physical document The present invention generally relates to interactive hypermedia systems and more particularly to a method and system for locating on a physical document items referenced in another physical document. The present invention discloses a method and system for creating... | 04/11/2006 |
| 7023430 | Stylus retaining and releasing mechanism for stylus-receiving housing An electronic device has a cavity in which a stylus can be slidably inserted. The stylus has a retaining slot thereon. Being inserted in the cavity, the stylus firstly pushes a retainer to be moved resiliently. The stylus further presses on a stylus-releasing device... | 04/04/2006 |
| 7010147 | Signature capture via interface surface using processing sensor A method of enabling user interaction with computer software running in a computer system via an interface surface and a sensing device. The interface surface contains information relating to the computer software and coded data indicative of a signature field relat... | 03/07/2006 |
| 6985139 | Interactive apparatus using print media A method for producing an output in response to an interaction with a print element on a sheet is disclosed. In one embodiment, the method includes placing a sheet comprising a print element on a surface of a base unit. A user can then mark on the sheet in the vicin... | 01/10/2006 |
| 6980202 | Method and system for creating and accessing hyperlinks from annotations relating to a physical document A method of creating hyperlinks from annotations relating to a physical document comprises the steps of receiving a digitized handwritten annotation created with a stylus on a transparent digitizing tablet superposed on the document and transmitting the annotation t... | 12/27/2005 |
| 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 various information, a holding part which holds a holding portion of eac... | 12/13/2005 |
| 6952201 | Three-dimensional information detecting device, three-dimensional information detecting sensor device, and three-dimensional information indicating device A three-dimensional information sensor device is disclosed in which sensor coils thereof are sequentially selected by a control section. Signals are communicated between indicating coils of a three-dimensional information indicating device and sensor coils by electr... | 10/04/2005 |
| 6943705 | Method and apparatus for providing an integrated membrane switch and capacitive sensor A circuit assembly for providing a switch sensor and a capacitive sensor. The circuit assembly has a first pattern of conductive material in a first plane and a second pattern of conductive material in a second plane. An insulating member in an intermediate plane se... | 09/13/2005 |
| 6940494 | Display unit with touch panel and information processing method A display unit with a touch panel to move a touch-driven member such as a functional button to a desired position through a touch operation. By touching a draggable icon displayed on a screen with a finger, the icon is changed in color to indicate that the user can ... | 09/06/2005 |
| 6937231 | Pen-shaped coordinate pointing device In an input pen having a pen-shaped casing, a ferrite core with a coil wound thereon and a ferrite chip are placed opposed to each other with an O-ring therebetween. The ferrite chip has a projection. When the input pen is operated, the projection and the ferrite co... | 08/30/2005 |
| 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 utilize a sensing signal emanating from the screen through the resisti... | 08/23/2005 |
| 6924442 | Electronic input apparatus and method thereof A pen input apparatus includes a plurality of penpoints for drawing tracks on a recording medium such as paper, and a selector for selecting a specific penpoint from the plurality of penpoints. The input apparatus including a type recognition unit for recognizing th... | 08/02/2005 |
| 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 wires form two layers on a substrate, said two layers are isolated by... | 07/19/2005 |
| 6914427 | Eddy current probe having sensing elements defined by first and second elongated coils and an associated inspection method An eddy current probe and associated method of inspecting a structure are provided that are capable of generating a two-dimensional image of the structure, generally in real time. The eddy current probe includes an eddy current probe array having a plurality of firs... | 07/05/2005 |
| 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 apparatus. The present invention provides multi-channel switches set produced... | 06/21/2005 |
| 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 is adapted to compare the level of an output signal from a switching ... | 04/26/2005 |
| 6862018 | Cordless pressure-sensitivity and electromagnetic-induction system with specific frequency producer and two-way transmission gate control circuit The system with cordless pressure-sensitivity and electromagnetic-induction of the present invention comprises the first wireless apparatus and the second wireless apparatus. The first wireless apparatus comprises the first sub-circuit for emitting and receiving an ... | 03/01/2005 |
| 6833825 | Apparatus for remotely controlling a digital processing system According to one aspect of the invention an apparatus is provided for remotely controlling a digital processing system, comprising a housing, a scrolling detector, a cursor positioning detector, and a transmitter. The housing has a wall having an outer scrolling sur... | 12/21/2004 |
| 6810351 | Position detector A position detector includes a position indicator. Transmission/reception of electromagnetic waves relative to the position indicator is performed at least twice while the same loop coil is being selected. With a counter circuit and a switch circuit, a phase differe... | 10/26/2004 |
| 6801192 | Pen-shaped coordinate pointing device In an input pen having a pen-shaped casing, a ferrite core with a coil wound thereon and a ferrite chip are placed opposed to each other via an O-ring. The ferrite chip has a projection. When the input pen is operated, the projection and the ferrite core are moved c... | 10/05/2004 |
| 6778167 | Coordinate reading device When a voltage difference diff of a vertex (maximum value) of a standard Position Resolving Table (PRT) is Dps, the voltage difference diff of a vertex (maximum value) of a tilted PRT is Dp, an amount of shift of the vertex in a horizontal direction is ΔS, and a ha... | 08/17/2004 |
