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| Number | Title | Issue Date |
| 7671850 | Electronic pen An electronic pen has a body which comprises a casing consisting of at least two casing parts which are joined to be separable, and electronic equipment arranged inside the casing. A girdle is arranged with a close fit round the joined casing parts. The casing and t... | 03/02/2010 |
| 7659890 | Automatic height adjustment for electronic highlighter pens and mousing devices Methods and systems provide for automatic adjustment of electronic highlighter cursor height in response to a determined height of images or typed or handwritten text to be highlighted. The highlighter thickness or cursor height of an electronic highlighter, such as... | 02/09/2010 |
| 7659891 | Associating electronic documents, and apparatus, methods and software relating to such activities A method of associating a first electronic document with a second electronic document comprising having a first physical paper identifier (130) having pen-readable coding (12) which codes for an identifier for the first electronic document, and reading... | 02/09/2010 |
| 7656396 | Calibrating digital pens A method of calibrating a digital pen (100) comprises the steps of: i) acquiring calibration data indicative of parameters indicative of an offset between a nib (108) of the pen (100) and a field of view (12... | 02/02/2010 |
| 7656395 | Methods and apparatuses for compound tracking systems A method, apparatus, and system for tracking movement of a device are described. The method includes steps of implementing a first tracking subsystem for tracking positions of a device against a surface, determining whether to implement a second tracking subsystem f... | 02/02/2010 |
| 7656397 | Pointing device with integrated audio input and associated methods A mobile personal digital assistant (PDA) allows a user to enter information using both a touch screen and voice commands with a stylus. The stylus includes a microphone positioned at one end, and a transmitter for transmitting received voice signals to either a per... | 02/02/2010 |
| 7643016 | Coordinate input pen and coordinate input apparatus having the same The coordinate input pen according to the present invention is a coordinate input pen for specifying a current position of the coordinate input pen by emitting an ultrasonic wave, including: an ultrasonic wave oscillating section for oscillating the ultrasonic wave ... | 01/05/2010 |
| 7633493 | Camera-equipped writing tablet apparatus for digitizing form entries The embodiments of the invention provide an apparatus, method, etc. for a camera-equipped writing tablet for digitizing form entries. More specifically, a data capture apparatus comprises a form holder and an image capture device connected to the form holder. The im... | 12/15/2009 |
| 7626580 | Highlevel active pen matrix The present invention relates to a system, method and medium for receiving and acting upon user input. In one embodiment, the user may only have access to a limited input device, like a stylus. Using the present invention, a user is provided with intuitive responses... | 12/01/2009 |
| 7623121 | Flexible pen holder for a computer A computer system includes a holder attached to a housing of a pen-based computer. The holder may comprise a number of alternative materials, such as woven and non-woven sheet material. The holder may have a plurality of loop members configured for retaining a stylu... | 11/24/2009 |
| 7612767 | Trackpad pen for use with computer touchpad A pen or stylus for use with a finger activated computer touchpad uses capacitively coupled voltage signals to simulate the capacitive effect of a finger on the touchpad. In addition, the pen has buttons that can be utilized to capacitively couple control signals to... | 11/03/2009 |
| 7573467 | Graphic input device and method A Graphic Input Device comprises a pen-shaped pointing device moving about a writing surface and using ultrasonic (US) waves propagating in the air to measure displacement. Can be used in either a 2D or 3D mode. Uses displacement measuring means for two directions i... | 08/11/2009 |
| 7570253 | Pen-type computer A pen-type computer includes a pen barrel, a sensor, a primary processor, and a storage device. The pen barrel has a writing tip. The sensor is disposed in the pen barrel, sensing movement of the writing tip and generating a tracking signal corresponding to the move... | 08/04/2009 |
| 7567242 | Writing stylus A stylus for an electrographic position location apparatus is disclosed. In one embodiment, the stylus includes a writing element that is retractable. The stylus may have a proximal end and a distal end. A conductive annular structure may be at the proximal end of t... | 07/28/2009 |
| 7567241 | Stylus with customizable appearance A stylus comprising: an elongate chassis molding; a nib at one end of the chassis molding; and, an elongate cover molding for close-fitting engagement with the chassis molding; such that, the cover molding is user replaceable. ... | 07/28/2009 |
| 7532206 | System and method for differentiating between pointers used to contact touch surface A touch system comprises a touch surface and at least one camera acquiring images of the touch surface. A pointer contact data generator generates pointer position data in response to pointer contact with the touch surface, the pointer position data representing whe... | 05/12/2009 |
| 7528825 | Input pen and input device An input device includes an input pen that is capable of detecting an amount of a pen pressure applied to a pen tip. The input pen has a resistance film that alters a resistance vale thereof according to a touch area, a spring that alters the touch area between the ... | 05/05/2009 |
| 7522158 | Systems, methods, and media for determining the location of a stylus for a portable electronic device Methods for determining the location of a stylus for a portable electronic device are disclosed. One embodiment provides a method for determining at a first time that a stylus was not returned to a stylus receiver of the portable electronic device and determining la... | 04/21/2009 |
| 7522157 | Graphic input device A Graphic Input Device comprises a pen-shaped pointing device moving about a writing surface and using ultrasonic (US) waves propagating in the air to measure displacement. Can be used in either a 2D or 3D mode. Uses displacement measuring means for two directions i... | 04/21/2009 |
| 7518598 | Retraction mechanism of light pen Provided is a light pen comprising an elastic ejection assembly. In a retracting operation of the light pen, pressing a pushing rod into a barrel will move a pushing cylinder to compress a spring, push first teeth out of first grooves, clockwise turn the first teeth... | 04/14/2009 |
| 7511706 | Haptic stylus utilizing an electroactive polymer Haptic feedback interface devices using electroactive polymer (EAP) actuators to provide haptic sensations. A haptic feedback interface device is in communication with a host computer and includes a sensor device that detects the manipulation of the interface device... | 03/31/2009 |
| 7511705 | Position sensor A low cost x-y digitizing 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 resonant stylus, an excitation winding for energizing the resonant stylu... | 03/31/2009 |
| 7508382 | Force-feedback stylus and applications to freeform ink This invention relates to a force-feedback apparatus which includes a stylus that is equipped with an electromagnetic device or a freely rotating ball. The stylus is functionally coupled to a controller which is capable of exerting a magnetic field to the electromag... | 03/24/2009 |
| 7508383 | Pen/stylus apparatus and method Embodiments of a pen/stylus apparatus are disclosed. In one embodiment, among others, a pen/stylus apparatus comprises a chamber configured to receive a pen, a holding element having a shaft, the holding element configured to retain the pen in a partially-ejected po... | 03/24/2009 |
| 7508384 | Writing system A Micro Inertial Measurement Unit (IMU) which is based on MEMS accelerometers and gyro sensors is developed for real-time recognition of human hand motions, especially as used in the context of writing on a surface. Motion is recorded by a rate gyro and an accellero... | 03/24/2009 |
| 7502018 | Projector, electronic whiteboard system using projector and method of acquiring indicated point An electronic whiteboard system has light emitting elements mounted on ultrasonic wave receivers of a signal processor, and an imager device for imaging the light emitting elements and a projection test pattern of a projector to acquire a positional relationship bet... | 03/10/2009 |
| 7489308 | Determining the location of the tip of an electronic stylus An electronic stylus system includes an electronic stylus and base receiving unit. The electronic stylus includes a first ultrasonic transmitter, a second ultrasonic transmitter, an electromagnetic transmitter, and a writing tip. The base receiver unit includes a fi... | 02/10/2009 |
| 7486282 | Size variant pressure eraser A method of adjusting the size of an area to be deleted in a pen-based computing system is provided. An electronic pen may include an eraser end. The eraser end may be used to contact the display surface of a computer system. Application of pressure to the display t... | 02/03/2009 |
| 7483017 | Ink collection and rendering A system and process for capturing and rendering ink is described. An ink canvas object may contain none, one, or more objects or elements and may specify the z-order of the objects or elements. The ink canvas object may host a variety of objects or elements and, th... | 01/27/2009 |
| 7483018 | Systems and methods for providing a combined pen and mouse input device in a computing system Currently, a user may need to carry or otherwise keep track of both a mouse and electronic pen for a computer, such as a portable computing device. Carrying or otherwise keeping track of both devices can be tedious. Accordingly, systems and methods for providing a d... | 01/27/2009 |
| 7479951 | Device for controlling touch panel Disclosed herein is a device including a differential amplification unit for supplying current to the touch panel; a signal amplification unit for amplifying the output voltage of the differential amplification unit; an analog-digital conversion unit for converting ... | 01/20/2009 |
| 7477242 | Capacitive touch screen with conductive polymer A capacitive touch screen is described with a touch area including a substantially transparent conductive polymer. The capacitive touch screen also includes circuitry connecting the conductive polymer of the touch area to a power source, where the circuitry is confi... | 01/13/2009 |
| 7474300 | Position detecting apparatus and position pointer In a position detecting apparatus, electric power of a position pointer is turned on only when the position pointer is put within a particular range from a tablet to minimize consumption of a battery disposed in the position pointer. When the position pointer is bro... | 01/06/2009 |
| 7463250 | System for determining the rotational orientation of a sensing device A system for generating orientation data when a sensing device is positioned or moved relative to a surface, the orientation data being indicative of an orientation of the sensing device relative to the surface, the surface having coded data disposed upon it, the co... | 12/09/2008 |
| 7460111 | Computer input device An input device is provided that has tactile features for assisting a user with locating an actuator and/or that has features for avoiding inadvertent actuation of an actuator. The input device may include a digital pen having an actuator disposed along a shaft of t... | 12/02/2008 |
| 7456826 | Touchscreen-sensitive and transponder reading stylus The invention relates to a touchscreen-sensitive and transponder reading stylus. The object of the invention is to provide a small touchscreen-sensitive stylus whose power requirements are low and which allows transponder communication. The inventive stylus is chara... | 11/25/2008 |
| 7453447 | Interactive apparatus with recording and playback capability usable with encoded writing medium An interactive apparatus is disclosed. The interactive apparatus has an audio recording mode and an audio playback mode. Further, the interactive apparatus includes a writing tool for manually writing on an encoded writing medium, an audio input device for recording... | 11/18/2008 |
| 7453446 | Buttons designed for versatile use A system and method for providing an electronic device with a plurality of buttons thereon that can be actuated by a user using either the user's fingers or a stylus, for example. The buttons include a first portion and a second portion with the first portion of the... | 11/18/2008 |
| 7450114 | User interface systems and methods for manipulating and viewing digital documents Systems, including handheld computing devices that include system code stored within the memory and adapted to be executed by the processor. The system code can process an input byte stream that is representative of contents to be displayed on the touch sensitive di... | 11/11/2008 |
| 7444159 | Data input device, systems using the device, and methods for operating such systems A data storage device 5 having a storage capacity of at least 8 Mbyte is surrounded by a housing including a stylus portion 23, having a tip 25 for indicating a position. The stylus permits the data storage device 5 to be used for data en... | 10/28/2008 |