Matches 1 - 50 out of 189 1 2 3 4 >


Match Document Document Title
US20050237304 Wireless transceiver system for computer input devices  
A wireless interface device for a keyboard of a computer system is achieved. The device comprises a radio transmitter and receiver. A modem encodes data to be sent by the radio transmitter and...
US20080001922 PERIPHERAL DEVICES FOR PORTABLE COMPUTER  
The present invention relates to the storage and recharging of peripheral devices within a computer. In one exemplary embodiment the invention relates to an expandable computer mouse that may be...
US20060132443 Controlling a light source of an optical pointing device based on surface quality  
A method for controlling a light source of an optical pointing device includes generating quality data representative of a surface quality of an imaging surface being imaged by the optical...
US20050280633 Computer pointing device having a storage means  
A pointing device operable with a computer system having transmitting means for transmitting data between the pointing device and the computer system; and a storage medium.
US20050259078 Optical positioning device with multi-row detector array  
One embodiment relates to an optical displacement sensor for sensing relative movement between a data input device and a surface by determining displacement of optical features in a succession of...
US20060087495 One chip USB optical mouse sensor solution  
An apparatus for controlling the position of a screen pointer for an electronic device having a display screen includes a light source for illuminating an imaging surface, thereby generating...
US20140253451 OPTICAL NAVIGATION DEVICE  
A device for optical navigation, containing an image sensor which has a large number of image sensor units which are disposed in an array-like manner with respectively at least one light-sensitive...
US20130342458 METHODS AND SYSTEMS FOR INPUT TO AN INTERACTIVE AUDIOVISUAL DEVICE  
A method of operating an user input device relative to a projection screen includes: displaying a user interface via a projector in the A/V device; receiving a captured image from a camera...
US20080266251 CURSOR CONTROL DEVICE AND METHOD FOR AN IMAGE DISPLAY, AND IMAGE SYSTEM  
A cursor control device for an image display includes a first sensing unit, a second sensing unit and a switching device. The first sensing unit is for detecting a first displacement of the cursor...
US20080284735 Multi-Purpose Optical Mouse  
An optical pointing device has a rotatable optics housing and provides cursor control in one of two modes: a finger navigation mode and a desktop navigation mode. In the finger navigation mode,...
US20050001819 Fuel cell powered optical navigation device  
A fuel cell is integrated with an optical navigation device to extend operational lifetime. A water recycling fuel cell is used to reduce fuel requirements to allow operation of a remote optical...
US20090160774 DISPLACEMENT DETECTION APPARATUS AND METHOD  
A displacement detection method includes the steps of: capturing a first image and a second image, and obtaining a displacement variation according to the first and the second images; comparing...
US20090135140 SYSTEM AND METHOD FOR ACCURATE LIFT-DETECTION OF AN INPUT DEVICE  
Various systems and methods are employed for lift-detection. Beam triangulation can be used, and in one embodiment, an optical lift detection module is separate from the optical tracking module....
US20050007346 Optical conduit for channeling light onto a surface  
An optical conduit in an optical mouse is used to channel light from a light source onto a surface for illumination. Light from the light source is totally and internally reflected within the...
US20080291167 Pointing device and displacement estimation method  
A method of estimating image displacement by block matching for a pointing device used in a computer system. The method provided in the present invention comprises capturing digital images...
US20130321274 LOW POWER IMAGE SENSOR ADJUSTING REFERENCE VOLTAGE AUTOMATICALLY AND OPTICAL POINTING DEVICE COMPRISING THE SAME  
The low power image sensor includes: an image sensing unit which senses light from an object, converts the light into an electric signal, and outputs the electric signal; a comparing unit which...
US20050110746 Power-saving method for an optical navigation device  
A power-saving method for an optical navigation device is proposed, wherein the image capture frame rate of a sensor is controlled according to the moving speed of the optical navigation device....
US20120274564 Activity Sensing Using Piezoelectric Sensors for Ultra Low Power Operation of Devices with Significant Inactivity Time  
A system and method for reducing power consumption in an inactive device. Based upon inputs received from one or more sensors, a processor in a device determines that the device has not moved or...
US20110095983 OPTICAL INPUT DEVICE AND IMAGE SYSTEM  
An optical input device includes at least two bodies for being moved on a surface, and a processing unit for obtaining a relative motion between the bodies and for updating the picture shown by...
US20080048979 Optical Method and Device for use in Communication  
A method and device are presented enabling communication between two or more parties. A pattern input at a first party side is identified and data indicative of the input pattern is generated....
US20170075433 Optical Projection Keyboard and Mouse  
An optical projection keyboard and mouse includes an optical projection hardware module for generating an optical projection keyboard zone and an optical projection mouse zone; an optical...
US20080100577 Low power optical mouse  
A wireless optical mouse comprises an optical movement detection module that emits light to detect movement of the wireless optical mouse. A touch detection module detects user contact with the...
US20100207886 APPARATUS AND METHOD FOR REDUCING BATTERY POWER CONSUMPTION IN A PORTABLE TERMINAL  
An apparatus for reducing battery power consumption of a portable terminal are provided. The apparatus and the method uses information surrounding a mouse function as a value of a light sensor to...
US20060114231 Optical wireless mouse power saving feature  
A wireless pointing device includes a push button switch, an optical sensor circuit, and a processor. The processor is configured to transmit to the optical sensor circuit a logic high signal in...
US20050068300 Method and apparatus for controlling dynamic image capturing rate of an optical mouse  
A method and apparatus for controlling dynamic image capturing rate of an optical mouse is disclosed. The optical mouse has a light source and an image sensor. The light source is lighted at a...
US20070002020 Optical mouse  
An optical mouse includes a housing, a remote sensing unit and an optical coupling. The remote sensing unit may include a sensor and the optical coupling may be a fiber optic cable and may connect...
US20130229349 OPTICAL TOUCH INPUT BY GESTURE DETECTION FROM VARYING IMAGES  
Optical imaging is used for touch input to implement device and method for gesture detection for better durableness, high resolution, simplifier structure, higher reliability, less power...
US20110134040 OPTICAL NAVIGATION DEVICE  
A device for optical navigation, containing an image sensor which has a large number of image sensor units which are disposed in an array-like manner with respectively at least one light-sensitive...
US20060256086 Integrated optical mouse  
An optical mouse includes a package cover and a substrate mounted in the package cover. An illumination source is attached to the substrate for illuminating a navigation surface with radiation. A...
US20090027340 FOLDABLE MOUSE  
A foldable mouse is disclosed. The foldable mouse includes a mouse body, a support portion, and a pivoting portion for connecting the support portion and the mouse body. The mouse body has a...
US20100066679 POWER SAVING APPARATUS AND METHOD FOR WIRELESS MOUSE  
The invention mainly relates to a mouse with a capacitive tact switch incorporated thereto. When the user touches the mouse, the capacitive tact switch in the mouse will sense the proximity and...
US20090295729 INPUT DEVICE AND OPERATION METHOD OF COMPUTER SYSTEM  
An input device for a computer is provided. The input device includes a motion detector and a receiver. The motion detector has an inertia sensor, a gyro, an optical mouse module, and a...
US20150212598 DUAL MODE OPTICAL NAVIGATION DEVICE AND MODE SWITCHING METHOD THEREOF  
There is provided a mode switching method of a dual mode optical navigation device. The dual mode optical navigation device is configured to be operated on a working surface and has a first bottom...
US20080231600 Near-Normal Incidence Optical Mouse Illumination System with Prism  
Disclosed are various embodiments of an optical mouse illumination system that provides near-normal incidence of light beams upon a surface without employing complicated beam-splitter assemblies,...
US20090160772 DIFFUSE OPTICS IN AN OPTICAL MOUSE  
Embodiments of diffuse optics in an optical mouse are disclosed. In one embodiment, an optical mouse comprises a light source configured to emit light toward a tracking surface, an image sensor,...
US20110109554 INTERACTIVE DISPLAY DEVICE AND METHOD, USING A DETECTION CAMERA AND OPTICAL POINTER  
In an interactive display device and method, a video projector projects an image on a screen. An optical pointer includes a mouse click signal input button and a light source emitting a light beam...
US20090102793 OPTICAL MOUSE  
An optical mouse configured to track motion on a broad range of surfaces is disclosed. In one embodiment, an optical mouse includes a light source configured to emit light having a wavelength in...
US20070188457 Optical mouse system with illumination guide having a light spreading lens  
An optical mouse system with an illumination guide includes a concave lens for spreading light to create a uniform, low contrast, illumination pattern. The uniform illumination pattern increases...
US20050057510 Scanning optical mouse  
An optical mouse scanner allows users to perform quick scans of paper documents (or of some other surface) without requiring a separate, standalone scanner. Scanning functionality may be provided...
US20160364021 NAVIGATION DEVICE AND METHODS THEREOF  
A system that incorporates teachings of the present disclosure may include, for example, a computer mouse having a tracking device to navigate in a graphical user interface presented by a software...
US20090021484 OPTICAL POINTING DEVICE AND AUTOMATIC GAIN CONTROL METHOD THEREOF  
Provided are an optical pointing apparatus and an automatic gain control (AGC) method thereof. The optical pointing apparatus includes: an image sensor comprised of a plurality of pixels, for...
US20070257887 APPARATUS AND METHOD FOR CURSOR CONTROL  
An apparatus and a method for cursor control are provided. The present invention combines an optical mouse with a stationary pad, and integrates the shift information detected by a light sensor...
US20070097078 Battery-free wireless optical mouse  
A battery-free wireless optical mouse comprises a wireless optical mouse and a mouse pad. This invention is different from the traditional optical mouse is that it is battery-free. It has no power...
US20090160773 OPTICAL MOUSE  
Various embodiments of optical mice are disclosed. One embodiment comprises a light source configured to emit light having a wavelength in or near a blue region of a visible light spectrum toward...
US20070024587 Power saving method and apparatus for wireless optical mouse  
A power saving method and apparatus for wireless optical mouse is disclosed, the apparatus comprising: a micro control unit (MCU), for controlling the operation of a sensor integrated circuit (IC)...
US20130050087 MULTI-FUNCTIONAL MOUSE ASSEMBLY AND INPUT OPERATION METHOD THEREOF  
A mouse assembly used for a computer includes a first mouse module and a second mouse module. The first mouse module includes a first connector, and the second mouse module includes a second...
US20110169738 OPTICAL NAVIGATION DEVICES  
An imaging device may have illumination paths directed to an imaging area to thereby illuminate the whole of the imaging surface. The imaging area may be adapted to generate frustrated total...
US20100265180 MOUSE WHEEL ASSEMBLY  
A mouse wheel assembly is provided according to the present invention. The mouse wheel assembly includes a member and an optical module. The member has a pattern formed thereon. The optical module...
US20140333540 OPTICAL NAVIGATION DEVICE WITH DIFFERENT OPTICAL MECHANISMS AND ASSOCIATED METHOD THEREOF  
An optical navigation device includes a first optical mechanism, a second optical mechanism, an image sensor, and a controller. The first optical mechanism is arranged for projecting light on a...
US20110273628 OPTICAL DEVICE AND PROJECTION SYSTEM  
An optical device for controlling a projector is provided. The projector projects a projection image. The optical device includes a receiving module, a mode switching module, and a transmission...

Matches 1 - 50 out of 189 1 2 3 4 >