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| Number | Title | Issue Date |
| 7429980 | Oscillation and rotation metric controller An oscillation and rotation metric controller comprised of a scrolling wheel mechanism to oscillate for driving magnetic poles of a permanent magnet to displace thus to generate signals of changed magnetic field, signals being retrieved to achieve lateral oscillatio... | 09/30/2008 |
| 7425945 | Wireless optical input device One embodiment of the present invention provides a wireless input device that employs optical sensing to effect the likes of cursor movement and scrolling. Power management techniques can be optionally employed to avoid premature depletion of the wireless input devi... | 09/16/2008 |
| 7423631 | Low-cost haptic mouse implementations Low-cost haptic interface device implementations for interfacing a user with a host computer. A haptic feedback device, such as a mouse or other device, includes a housing physically contacted by a user, and an actuator for providing motion that causes haptic sensat... | 09/09/2008 |
| 7420542 | Apparatus for capturing and analyzing light and method embodied therein An apparatus including an image sensor is disclosed. The apparatus includes a polarization filter, an image sensor, and a processor connected to the image sensor. The polarization filter is adapted to filter out light polarized in a first direction from a first scen... | 09/02/2008 |
| 7399953 | Light source control in optical pointing device An optical pointing device includes a light source configured to respond to a drive current to provide at least partially coherent light to illuminate an imaging surface to thereby generate reflected images. A navigation sensor is configured to generate digital imag... | 07/15/2008 |
| 7389454 | Error detection in user input device using general purpose input-output A method and apparatus are disclosed for using a general purpose input-output (GPIO) interface to test a user input device such as a wireless keyboard or mouse. Operation of key-scan logic can be tested by the GPIO interface by temporarily disconnecting the outputs ... | 06/17/2008 |
| 7385587 | Asymmetrical computer mouse design with extended thumb button An ergonomic computer mouse has an arcuate top surface, a front end, a rear end, and left and right sidewalls. The top surface has a circular side view profile that extends from the front end to the rear end and is contiguous with finger buttons on the mouse. The su... | 06/10/2008 |
| 7369118 | Magnetic oscillation metric controller A magnetic oscillation metric controller applied to computer peripheral or electronic communication system essentially operating on a scrolling wheel for lateral metric control to provide precise, consistent, reliable and programmable adjustment oscillation sensitiv... | 05/06/2008 |
| 7369120 | Input pointer and input device An input pointer includes two top-surface switches and a rotary switch on the top surface of the main body, a protrusion on an imaginary center line on the bottom surface of the main body, and two bottom-surface switches at the sides of the protrusion. The two top-s... | 05/06/2008 |
| 7369837 | Frequency-mixing method and frequency-mixing device using the same A frequency-mixing method includes a step of generating a first quadrature signal having a predetermined frequency, a second quadrature signal having a phase difference of about 180 degrees with respect to a phase of the first quadrature signal, a third quadrature s... | 05/06/2008 |
| 7362308 | Modular scroll wheel with integral detent-engaging spring tab A single-piece component rotatably supports a scroll wheel and includes an integral follower arm extending into a well within which the scroll wheel rotates. Formed on a circumferential surface of the scroll wheel are regularly spaced detents or other structures for... | 04/22/2008 |
| 7358958 | Method for locating a light source relative to optics in an optical mouse An optical tracking assembly for an optical mouse includes a light source, an optical sensor chip, and an integral optics assembly. The integral optics assembly includes lenses and alignment features receiving the light source. The alignment features center the ligh... | 04/15/2008 |
| 7345272 | Optical decoder systems and corresponding methods The present invention is generally directed toward optical encoder systems and corresponding methods. One aspect of the invention is directed toward an optical encoder system that includes an optical encoder device having an input wheel. The optical encoder device f... | 03/18/2008 |
| 7331020 | Method of representing a tree database and storage medium for same A method of representing a tree database in a display menu. First, a tree database with a database name is provided. The provided tree database possess first level data nodes. The first level data nodes have a null set or second level data nodes. The first and the s... | 02/12/2008 |
| 7326909 | Angle-error correction algorithm There is described a method for measuring relative motion between an illuminated portion of a surface and an optical sensing device comprising a photodetector array, which includes a plurality of rows and columns of pixels respectively aligned along first and second... | 02/05/2008 |
| 7324090 | Modular scroll wheel with integral detent-engaging sprint tab A single-piece component rotatably supports a scroll wheel and includes an integral follower arm extending into a well within which the scroll wheel rotates. Formed on a circumferential surface of the scroll wheel are regularly spaced detents or other structures for... | 01/29/2008 |
| 7317448 | Multiple sensor device and method A system, method, and method of manufacturing directed to an optical device with increased accuracy in tracking ability. The increased accuracy can be achieved by using a multiple sensor system. A second sensor is added to the optical device. The second sensor incre... | 01/08/2008 |
| 7312789 | Input device with extendible body An input device having an extendible body or housing suitable for a hand-held operation. The input device includes a housing assembly including a palm-rest section and a base section opposite to the palm-rest section, a switch mechanism accommodated in the housing a... | 12/25/2007 |
| 7302350 | Selection of software and hardware functions with a force/torque sensor A force-moment sensor (1) is used as a switch, with which, depending on the introduction of forces and moments onto an operating part (5) of the force-moment sensor (1), software or hardware functions of a device (2, 2′) to be controlle... | 11/27/2007 |
| 7295182 | Detachable flywheel device A detachable flywheel device is placed on a display and is used for adjusting display parameters of the display. Since a user only needs to roll or press the detachable flywheel to adjust the display parameters of the display, which is a very simple and fast action,... | 11/13/2007 |
| 7292225 | Apparatus for controlling the position of a screen pointer that wirelessly transmits compressed data An apparatus for controlling the position of a screen pointer includes a movement sensor for sensing relative movement between the apparatus and a surface, and generating corresponding movement data. The movement sensor is configured to generate compressed data repr... | 11/06/2007 |
| 7289104 | Optical projection system for computer input devices A computer input device, such as an electronic mouse, having an optical projection system. The optical projection system is configured to project an image onto a supporting surface upon which the device rests. In one arrangement the optical projection system include... | 10/30/2007 |
| 7271797 | Optical window for generating a waveforms An optical window is disclosed through which light can be shone to generate a waveform. Windows are hourglass-shaped, to better conform the shape of the windows to the distribution of light intensity. The optical window can be incorporated into a variety of optical ... | 09/18/2007 |
| 7265337 | Sensing apparatus Motion sensing apparatus including at least one light sensitive electronic component, said component responsive to at least a first and second incident light level each level creating in said light sensitive component a first state and a second state, wherein the ap... | 09/04/2007 |
| 7242391 | Optical navigation chip An optical navigation chip. The optical navigation chip is appropriate for an optical pointing device and used for calculating a displacement of the optical navigation chip relative to an operating surface. The optical navigation chip comprises a photo sensor array ... | 07/10/2007 |
| 7239302 | Pointing device and scanner, robot, mobile communication device and electronic dictionary using the same A pointing device is disclosed which does not require a tablet, such as a digitizer, and is mechanically simplified, and a scanner, a robot, a mobile communication device and an electronic dictionary using the pointing device. The pointing device includes a light so... | 07/03/2007 |
| 7202852 | Active laser protection system This invention relates to an active Laser Protection System (LPS) system specifically designed to provide a device that automatically adjusts a protection panel of the device in response to laser light exposure thus preventing a user from being exposed to damaging l... | 04/10/2007 |
| 7199353 | Optical decoder systems and corresponding methods The present invention is generally directed toward optical encoder systems and corresponding methods. One aspect of the invention is directed toward an optical encoder system that includes an optical encoder device having an input wheel. The optical encoder device f... | 04/03/2007 |
| 7196690 | Input device off table switch According to one aspect of the invention, a movable cursor control device is provided for controlling a cursor on a display screen of a digital processing system. One exemplary cursor control device comprises a housing, an electromagnetic emitting device coupled to ... | 03/27/2007 |
| 7168047 | Mouse having a button-less panning and scrolling switch A mouse for controlling movements on a display screen is disclosed. The mouse includes a housing that is gripped by a user during manipulation of the mouse and a sensor configured to detect the presence of a user's hand or portions thereof located outside of and in ... | 01/23/2007 |
| 7167160 | Dual mode input device A dual mode input device, e.g. an optical mouse, is capable of performing data input function by moving the input device. Alternatively, the dual mode input device can also be an optical trackball. By turning the dual mode input device upside down, a trackball can b... | 01/23/2007 |
| 7148892 | 3D navigation techniques A system and method is provided for facilitating navigation techniques in a three-dimensional virtual environment. The present invention couples input driving techniques to the state of one or more workspace variables (e.g., object state, virtual body state, environ... | 12/12/2006 |
| 7142193 | Coordinate input device having rotating bodies capable of rotating in a direction normal to the rotation of a wheel A coordinate input device comprising a wheel operable through rotation includes a plurality of rotating bodies disposed along a circumferential edge of the wheel for rotation and a rotating body rotating state detection means for detecting the rotating state of the ... | 11/28/2006 |
| 7119323 | Error corrected optical navigation system An optical navigation system. The optical navigation system includes an image sensor capable of optical coupling to a surface of an object, a data storage device, and a navigation circuit. The data storage device is capable of storing successive images captured by t... | 10/10/2006 |
| 7098892 | Remote scroll wheel sensing using a cable A scrolling apparatus is disclosed that includes a rotatable scroll wheel and a sensor assembly coupled mechanically through a flexible cable. The sensor assembly has an encoder wheel that rotates in response to rotation of the scroll wheel. The rotational axis of t... | 08/29/2006 |
| 7091951 | High resolution scrolling apparatus A scrolling apparatus is disclosed that includes a rotatable scroll wheel and a sensor assembly coupled mechanically. The sensor assembly has an encoder wheel that rotates in response to rotation of the scroll wheel. The rotational axis of the encoder wheel is axial... | 08/15/2006 |
| 7088348 | Ergonomic pointing device An ergonomic pointing device receives commands from a user for controlling an electronic device. The ergonomic pointing device generally comprises a shaft, a roller, and a frame. The shaft comprises a ground spring contact and two direction-sensing spring contacts. ... | 08/08/2006 |
| 7071922 | Optical mouse with rolling ball An optical mouse is operated on a work surface and includes at least one light emitter for emitting a light beam; a light receiver contained by a casing; a rolling ball arranged on the casing and opposite to the light receiver. The light beam has only one reflection... | 07/04/2006 |
| 7061471 | Scroll wheel assembly using a unidirectional locking system A computer input device includes a scrolling apparatus that includes a rotatable scroll wheel and a scroll wheel locking device. The scroll wheel locking device is activated when the document being scrolled reaches its end. When activated, the scroll wheel locking d... | 06/13/2006 |
| 7034805 | Optical trackball An optical trackball is disclosed that is easy to operate without been worried about the contamination on the contacting shifts of encoders inside the trackball. When a distal motion from a user to rotate an operating ball having an uneven surface on the trackball, ... | 04/25/2006 |
