Abstract: A pointing device includes a pointer that is confined to move within a field of motion. A mounting structure is attached to a substrate and positions the field of motion upon the substrate. The pointing device further includes a restoring mechanism that returns the pointer to a predetermined resting position within the field of motion. A sensor determines the position of the pointer with respect to the substrate.

Abstract: A method comprising detecting a displacement of a slide disk relative to a frame and generating output information using first information configured to cause a pointer in a display to move to a position associated with the displacement and second information configured to cause the pointer in the display to move at a velocity associated with the displacement is provided.

Abstract: A driver circuit for driving a light source of an optical pointing device includes a first transistor coupled to the light source. The driver circuit includes a controller coupled to the first transistor for monitoring a first current through the light source, comparing the first current to a reference current, and generating a control signal based on a result of the comparison, wherein the control signal causes the first transistor to change the first current.

Abstract: Systems and methods according to the present invention describe 3D pointing devices which enhance usability by transforming sensed motion data from a first frame of reference (e.g., the body of the 3D pointing device) into a second frame of reference (e.g., a user's frame of reference). One exemplary embodiment of the present invention removes effects associated with a tilt orientation in which the 3D pointing device is held by a user.

Abstract: The present invention relates to a mini ball displacement detecting system consisting of a laser diode as a light source; a ball rotationally supported by a ball cage and having a portion projecting outside the cage; and a photo-detector consisting of a sensor component and an analysis component. Rolling the ball will create laser interference images from the laser light emitted by the laser diode, which can be detected by the photo-detector after the laser light reflects off the surface of the ball. The analysis component then analyzes the interference images to determine the displacement of the surface of the ball relative to the system, generating a digital signal useable to move a cursor on a display screen. The ball can have a diameter of less than 15 mm and thus the present invention can be applicable to a variety of compact, slim, and lightweight portable electronic products.

Abstract: Various embodiments are disclosed relating to a keyboard with integrated key and touchpad. In an example embodiment, a keyboard is provided that includes a plurality of keys, each key being capable of being pressed to select one or more keyboard inputs. The keyboard also includes a micro touchpad provided on an upper surface of a first key of the keys to allow pointer control by moving a finger or other object across a top surface of the micro touchpad.

Abstract: In a portable electronic apparatus, a second keyboard to be manipulated with a right hand is joined to a first keyboard unit including a first keyboard to be manipulated with a left hand so that the second keyboard can be turned down. A display unit having a built-in liquid crystal display is joined to the first keyboard unit so that the display unit can be tuned down. When the display unit is turned down, the display unit engages with the second keyboard unit that is turned down. When all the parts of the electronic apparatus are closed, the electronic apparatus serves as a CD player of a CD jacket size. When the display unit is opened, the electronic apparatus has not only the capability of a DVD player but also the capability of a simple personal computer. When all the parts are left open, the electronic apparatus serves as a personal computer having a full keyboard.

Abstract: Disclosed is a method of inputting a character in mobile devices. A simultaneous pressing, an overlapped-pressing, a long-and-short continuous pressing of two buttons, and a double-click of one button are employed to input as many letters as possible in a fast and convenient mode using a limited number of buttons, thereby improving use of buttons. In the input buttons of mobile devices, each button is assigned with one character and at least one character is assigned to between two neighboring buttons, such that the assigned letters can be input through a simultaneous pressing, an overlapped-pressing, or a long-and-short continuous pressing of two neighboring buttons.

Abstract: A transmission screen having a writable and erasable surface for one side is provided. This transmission screen is constructed so that the writable and erasable surface should have a specular gloss (JIS K5600-4-7:1999) of 70 to 135%, the transmission screen as a whole should have a haze (JIS K7136:2000) of 80% or more, and the surface opposite to the writable and erasable surface should have a specular gloss (JIS K5600-4-7:1999) of 10% or less. With this transmission screen, writing with a marker for white boards and erasing can be easily done while seeing images projected on the transmission screen, and the images from a projector do not become hard to see due to projection of the images on the body of a writer.

Abstract: A transparent conductive multilayer body of the present invention is characterized by having: a transparent film base; an SiOx film (x is no less than 1.5 and less than 2) which is provided on one surface of the above described film base in accordance with a dry process, and has a thickness of 1 nm to 30 nm and a relative index of refraction of 1.6 to 1.9; an SiO2 film which is provided on the above described SiOx film and has a thickness of 10 nm to 50 nm; and a transparent conductive thin film which is provided on the above described SiO2 film and has a thickness of 20 nm to 35 nm.

Abstract: In a method for window operation on a touchpad, when an object is detected to slide on the touchpad, the position where the object falls down to touch the touchpad is defined as an original point, and a position where the object stops sliding on the touchpad is referred to a relative position, a direction and a difference value are determined upon the original point and the relative position, and a signal is produced according to the direction and the difference value to send to a host to trigger a window operation.

Abstract: Optical component for use in a touch sensor and method of fabrication of same are disclosed. Optical component includes a multilayer optical film at least some layers of which are fabricated on the same manufacturing line and using the same manufacturing method. Each layer of the multilayer optical film is designed primarily to provide a desired associated property.

Abstract: In a gesture detection method for a capacitive touchpad, various gesture operations are determined by detecting the touching on the touchpad, leaving from the touchpad, and moving on the touchpad.

Abstract: The present invention relates to a touch sensitive display device, the display device including a display panel unit, a sensing unit formed on the display panel unit, receiving a sensor control signal, and generating a sensor data signal based on a touch exerted on the display panel unit, an output unit generating a sensing signal based on the sensor data signal from the sensing unit, and a compensation unit adjusting the sensor control signal such that the sensing signal is bounded in a predetermined range.

Abstract: Surface acoustic waves are propagated in a lower-left oblique direction and a lower-right oblique direction from an excitation element located on the upper side of a non-piezoelectric substrate and then received by receiving elements located on the left side and the right side, while surface acoustic waves are propagated in an upper-left oblique direction and an upper-right oblique direction from an excitation element located on the lower side of the non-piezoelectric substrate and then received by the receiving elements located on the left side and the right side. Based on the received results at the two receiving elements, a position of an object in contact with the non-piezoelectric substrate is detected.

Abstract: A display unit for a portable electronic device includes a display panel having a plurality of display elements and configured to display information after a power supply signal to the display panel is interrupted, and a display driver circuit configured to control the presentation of information by the display panel. The display driver circuit is further configured to control a state of at least some of the display elements in response to a reset signal. The display unit further includes a reset circuit coupled to the display driver circuit and configured to generate a reset signal in response to an interruption of the power supply signal. The reset circuit includes an energy storage element configured to supply energy to the display unit while the display elements are reset.

Abstract: An electronic sign includes a support structure having at least one display mounting surface. A display film of light emitting material containing a matrix of pixels is mounted on each display mounting surface of the support structure. An interface is provided which is adapted for downloading a message to be displayed on the display film.

Abstract: A display apparatus is provided. The display apparatus includes a displaying unit and an ambient brightness sensor. A plurality of gamma curves is stored in the displaying unit, and the displaying unit provides an image based on one of the gamma curves. The ambient brightness sensor disposed on and electrically connected with the displaying unit is used for sensing the ambient brightness and selecting the gamma curve accordingly. By using the ambient brightness sensor to select a suitable gamma curve, the display apparatus of the present invention is capable of providing the preferable image based on the selected gamma curve.

Abstract: An area, in a virtual game world, for arranging a plurality of objects and a minimum allowed distance between objects to be arranged therein are set. A position of an object is changed for temporarily arranging the object to an arbitrary position in the area set in the virtual game world until arrangement of the object is finalized, and the distance between the temporarily arranged object and an object whose arrangement in the area is completed is calculated. When the calculated distance is equal to or greater than the minimum allowed distance, arrangement of the temporarily arranged object is finalized and a plurality of objects whose arrangement is finalized are displayed on a display screen.

Abstract: A sensing baseball game apparatus (10) has a game machine (12) connected to a television monitor (18). A bat input device (32) is provided with an acceleration sensor. An acceleration signal is transmitted by an infrared-ray LED (34) to an infrared-ray receiving part of the game machine (12) whereby the game machine (12) determines a moving speed of the bat input device (32) to calculate a moving parameter of a ball to be batted. Accordingly, a batted ball is moved in the game scene according to the parameter.

Abstract: Systems and methods perform automatic 3D face modeling. In one implementation, a brief video clip of a user's head turning from front to side provides enough input for automatically achieving a model that includes 2D feature matches, 3D head pose, 3D face shape, and facial textures. The video clip of the user may be of poor quality. In a two layer iterative method, the video clip is divided into segments. Flow-based feature estimation and model-based feature refinement are applied recursively to each segment. Then the feature estimation and refinement are iteratively applied across all the segments. The entire modeling method is automatic and the two layer iterative method provides speed and efficiency, especially when sparse bundle adjustment is applied to boost efficiency.

Abstract: An interface for use in a 3-d graphics system comprising a parametric modelling unit for modelling objects as high order surfaces, and a polygon based rendering system for rendering polygon modelled objects for display. The interface comprises an input for receiving data and a subdivision unit coupled to the input for processing the data. The interface includes a converter coupled to the subdivision unit for determining from leaf patch data a first plurality of values representing vertices of tessellating polygons describing the leaf patch, and for determining from sub-leaf patch data a second plurality of values representing the vertices of tessellating polygons describing the sub-leaf patch. The interface also has a combiner, coupled to the converter, for combining the values to form leaf polygon data defining the polygon vertices at a first subdivision level, and an output coupled to the combiner for outputting the leaf polygon data.

Abstract: Computerized systems and methods provide occlusion culling for efficiently rendering a three dimensional image. The systems and methods calculate a set of occluder shields in a voxel dataset using a transparency value associated with each voxel of the dataset. Next, the occluder shields are applied to the dataset to identify regions of the voxel data that do not contribute to the final image. Finally, the voxel data set can be rendered, excluding regions that do not contribute to the final image.

Abstract: The present disclosure is directed to novel methods and apparatus for managing or performing the dynamic allocation or reallocation of processing resources among a vertex shader, a geometry shader, and pixel shader of a graphics processing unit. Specifically, embodiments of the invention embody or comprise plurality of execution units, wherein each execution unit is configured for multi-threaded operation. Logic is provided for receiving requests from each of a plurality of shader stages to perform shader-related computations, and scheduling threads within the plurality of execution units to perform the requested shader-related computations. The threads within the execution units of the pool are individually scheduled to perform shader-related computations, such that a given thread can be scheduled over time to perform shader operations for different shader stages.

Abstract: The present disclosure is directed to novel methods and apparatus for managing or performing the dynamic allocation or reallocation of processing resources among a vertex shader, a geometry shader, and pixel shader of a graphics processing unit. In one embodiment a method for graphics processing comprises assigning at least one execution unit to each of a plurality of shader units, the plurality of shader units comprising a vertex shader, a geometry shader, and a pixel shader, wherein an execution unit assigned to a given shader unit performs processing tasks for only that shader unit, determining that one of the plurality of shader units is bottlenecked, and reassigning at least one execution unit from a non-bottlenecked shader unit to the shader unit determined to be bottlenecked.

Abstract: This invention discloses a method for executing vertex shader in a computer system, the method comprising running software vertex shader for a predetermined vertex shader command in a CPU thread when a GPU is overloaded by vertex shader execution, buffering the output of the software vertex shader, running hardware vertex shader for z-values of the vertex shader command, and replacing z-values from the software vertex shader with the z-values from the hardware vertex shader, wherein the vertex shader overloading can be lessoned yet the vertex shader z-values are consistently transformed by the hardware vertex shader.

Abstract: Systems and methods of this invention display data using pixels with information indicated by color and intensity changes, particularly used for monitoring of physiological variables in real time. For certain methods, physiological data can be acquired by sensors, acquired data can be stored in data frames, data frames can be processed using computer-implemented methods, and processed data frames can be scaled to a display frame for display on a display device. Using such methods, a spot made up of a group of pixels can be updated during a time frame, or cycle using a computer-implemented method, such as addition, subtraction, multiplication, division or a time dependent function. Newly received data can be combined with prior received data to indicate time-dependent changes. In this way, each spot contains a cumulative history of data starting at some initial time. In other embodiments, visual contrast can be enhanced between desired data and other data.

Abstract: Provided are an image display system and a control method for the image display system capable of displaying an image, which is represented by raster image data to be transferred through burst transmission and which is formed with a plurality of scanning lines, through simple control. An image display system includes a plurality of FIFO memories numbering the same as scanning lines in which pixels to be transferred during one burst transmission are contained do, and an input control unit that selects one of the plurality of FIFO memories according to a line number assigned to a line of pixels corresponding to unit transfer data, and stores second raster image data in the selected FIFO memory.

Abstract: A system that provides binds or associates a clickable hyperlink with an object that appears in a video stream. The hyperlink may be sent in a separate stream from the video stream, and user interfaces are provided to a user to activate the hyperlink. Activation of the hyperlink may cause a redirection to an associated website. Furthermore, feedback may be provided as to the user's activity regarding interest and activation regarding particular hyperlinks in the video.

Abstract: The present invention involves a method of processing path data for a motive body. The control identifies a plurality of points along a target path, determines a maximum allowable stopping distance of the motive body at a last of the points, and ascertains a last maximum allowable speed of the motive body at the last point such that the motive body may come to a stop within the maximum allowable stopping distance. An other maximum allowable speed of the motive body is established at an other one of the points such that the motive body may possibly slow down to the last maximum allowable speed upon arriving at the last point.

Abstract: A computer executable graphic method of generating animation elements realized with computer software is provided, which is capable of being plugged in a computer graphics application, recorded in a recording and storage medium, or executed on a computer executable platform. Through an operating mode of a graphic user interface provided by a graphics system, various objects can be established to form various animation elements, and the animation elements can be activated with a trigger event executed by an input device to generate various interactive animation effects. According to the present method, a user can operate in a graphic mode to establish and generate an interactive animation visually, simply, and rapidly.

Abstract: A display device (2) can be coupled to or independent from a host computer (1). When coupled to the host computer, the display device serves as a man-machine interface of the host computer. The display device includes an external operation unit (80), a display unit (20); a memory (60); and a processing unit (50). The external operation unit is provided to produce operational commands corresponding to operational inputs. The processing unit is for receiving data files from the host computer and storing the data files in the memory when the display device is coupled to the host computer, and for reading the data files from the memory and displaying the data files on the displaying unit in accordance with the operational commands when the display device is independent from the host computer.

Abstract: A method and system are disclosed for synchronizing two or more engines in a graphics processing unit (GPU). When issuing a command to an engine, a central processing unit (CPU) writes an event value representing the command into an element of an event memory associated with the engine. After executing the command, the engine modifies the content of the event memory in order to recognize the completion of the command execution. The CPU acquires the command execution status by reading the modified content of the event memory. With precise knowledge of the command execution status, the CPU can issue commands to various engines independently, hence the engines can run parallel.

Abstract: This invention discloses a method and system for implementing transparent multi-buffering in multi-GPU graphics subsystems. The purpose of multi-buffering is to reduce GPU idle time. In one example, after rendering a first image by a first GPU in a back buffer, the first image is displayed by flipping to the back buffer. After that, the front buffer and back buffer are exchanged, and then shifting the back buffer and internal buffers in a predetermined sequence. A second image is rendered to current back buffer by a second GPU. The second image is displayed by flipping to a current back buffer. After that, the front buffer and back buffer are exchanged again, and shifting the back buffer and internal buffers again.

Abstract: A method and system are disclosed for synchronizing graphics processing events in a multi-GPU computer system. A master GPU renders a first image into a first portion of a master buffer associated with a display interface, and then writes a first predetermined value corresponding to the first image in a first memory unit. A slave GPU renders a second image into a slave buffer, and then transfers the second image to a second portion of the master buffer, and writes a second predetermined value corresponding to the second image in the first memory unit. The first and second predetermined values represent a queuing sequence of the rendered images. The master GPU flips the first image to display only after examining the first predetermined value in the first memory unit, and flips the second image to display only after examining the second predetermined value in the first memory unit.

Abstract: A graphics pipeline configured to synchronize data processing according to signals and tokens has at least four components. The first component has one input and one output and communicates output tokens or wire signals after receiving tokens on the input, an internal event occurrence, or receipt of a signal on an input path. The second component has one input and a plurality of outputs and communicates tokens or wire signals on one of the outputs after receiving tokens on the input, an internal event occurrence, or receipt of a signal on an input path. The third component has a plurality of inputs and one output and communicates tokens or wire signals on the output after receiving tokens on one of the inputs, an internal event occurrence, or receipt of a signal on an input path. The fourth component has a plurality of inputs and a plurality of outputs and has the capabilities of both the third and forth components.

Abstract: A command parser in a GPU is configured to schedule execution of received commands and includes a first input coupled to a scheduler. The first command parser input is configured to communicate bus interface commands to the command parser for execution. A second command parser input is coupled to a controller that receives ring buffer commands from the scheduler in association with a new or previously-partially executed ring buffer, or context, which are executed by the command parser. A third command parser input coupled to a command DMA component that receives DMA commands from the controller that arc also contained in the new or previously-partially executed ring buffer, which are forwarded to the command parser for execution. The command parser forwards data corresponding to commands received on one or more the first, second, and third inputs via one or more outputs.

Abstract: A method for high level synchronization between an application and a graphics pipeline comprises receiving an application instruction in an input stream at a predetermined component, such as a command stream processor (CSP), as sent by a central processing unit. The CSP may have a first portion coupled to a next component in the graphics pipeline and a second portion coupled to a plurality of components of the graphics pipeline. A command associated with the application instruction may be forwarded from the first portion to the next component in the graphics pipeline or some other component coupled thereto. The command may be received and thereafter executed. A response may be communicated on a feedback path to the second portion of the CSP. Nonlimiting exemplary application instructions that may be received and executed by the CSP include check surface fault, trap, wait, signal, stall, flip, and trigger.

Abstract: Disclosed is an information input device for a tablet automatic packing machine capable of easily and directly storing tablet information in a memory chip and updating/reading the tablet information in/from the memory chip at a user side. The information input device includes a plurality of cassette supporters each of which has a first connector on the upper surface thereof and a memory chip mounted and electrically connected on and to the first connector.

Abstract: This document discusses, among other things, a system and method for connecting a plurality of memory controllers to one or more memory modules. Each memory module includes an advanced memory buffer (AMB) connected to a plurality of memory devices. A switch is connected between the plurality of memory controllers and the one or more memory modules. A memory read request is routed from one of the plurality of memory controllers through the switch to a preselected memory module.

Abstract: A method of configuring a random access memory matrix containing partially configured memories in the matrix. The method includes the steps of independently calculating a memory enable signal and a configuration signal for a partially configured memory in each memory tile of the memory matrix. Memory tiles not supported by a memory compiler are determined. A memory wrapper is provided for each tile not supported by the memory compiler. An address controller is inserted in the memory matrix for each tile in a group of tiles. Output signals from each memory location in a memory group having a common group index are combined into a single output signal. A first stripe of memory tiles containing non-configured memory having a first width is selected. A second strip of memory tiles containing configured memory having a second width is also selected.

Abstract: A method for assigning a lexical classifier to characterize a visual attribute corresponding to an image element forming part of an image. The method involves capturing an initial attribute value for the image element and transforming the captured initial attribute value to a lexical classifier. Transformation involves reference to a database including a set of lexical classifiers corresponding to a particular type of visual attribute. The lexical classifier assigned to the visual attribute is recorded for display or further processing. Transformation of the initial attribute value to the lexical classifier involves application of a machine learning algorithm to the database.

Abstract: An image display system includes: an information processing apparatus that performs a predetermined image correcting process on image data; an image display apparatus that displays an image on the basis of the image data corrected by the information processing apparatus; and a signal transmitting member that connects the information processing apparatus and the image display apparatus and transmits signals therebetween. The information processing apparatus includes: a first image correction processing unit that performs a predetermined image correcting process on the image data; and a transmission data generating unit that compresses the image data corrected by the first image correction processing unit to generate transmission data to be transmitted to the image display apparatus through the signal transmitting member.

Abstract: Systems and methods for displaying volume data on an arbitrary three-dimensional polygonal surface are disclosed. For each polygon in the polygonal surface, a two-dimensional texture tile is created and these texture tiles are combined to form texture atlases. Each texture atlas is allocated a specific amount of memory in a texture cache. Each polygon in the polygonal surface may be scan-converted and the resulting texels may be placed in the texture cache. Voxels that do not intersect any polygon in the polygonal surface may not be scan-converted. This method may result in reduced use of texture cache.

Abstract: A magnified image is improved by integrating the wavelength specific component into that image. A magnified images obtained, and at least one wavelength specific component images also obtained. The different images are converted in color space, and different channels, indicative of the different parts of the image shows, are also obtained. For example, the image may be converted to and L*a*b* color space, and the luminance channel of the wavelength specific component may be used to enhance or replace the luminance channel of the magnified image.

Abstract: An original color image is read to generate color image data. The color image data is converted into coordinate data including values associated with a first coordinate value and a second coordinate value in a color space. The first coordinate value is indicative of brightness. It is acquired correction data including values corresponding to the second coordinate value which are determined in accordance with the values included in the coordinate data and associated with the first coordinate value. The coordinate data is corrected with the correction data. A color image is printed with the corrected coordinate data, thereby obtaining a copied image of the original color image.

Abstract: Extracting and processing video content encoded in a rendered color space to be emulated by an ambient light source, comprising extracting color information from a video signal and transforming the color information through unrendered color space using tristimulus primary matrices to form a second rendered color space to drive the ambient light source. Video signal decoding into frames can employ an interframe interpolation process using only color information from selected frames, such as extracting average or other color information from an selected screen regions to reduce bitstream load, and negative gamma correction helps prevent garish or inappropriate chromaticities and luminance.

Abstract: The disclosed method relates to conveying a time component in a data representation comprising: attaching a time stamp to a data point and calculating an opacity for said data point based upon a time component of said data point. The disclosed computer program relates to conveying a time component in a data representation comprising: receiving at least one data point with a time component, and calculating an opacity for said data point based upon the time component of said data point. The disclosed system relates to conveying a time component in a data representation comprising: attaching a time stamp to a data point, and calculating an opacity for said data point based upon at least one time component of said data point.

Abstract: Systems and methods for processing data representative of a full color image. Such systems may comprise the steps of assisting a color blind person to indicate portions of an image which to their color-deficient vision are indistinguishable, and altering the image to cause those portions to become distinguisable and identifiable.

Abstract: A method and an apparatus for calibrating a color property of a monitor used in a system including a color conversion module, a color measurement module and a display module. The method includes storing a target color property and measuring a color property of an image displayed on the display module using the color measurement module and generating an image control signal so as to control the color property of the image displayed on the display module based on the target color property and the measured color property of the image. The image control signal is adaptable to a color conversion scheme of the color conversion module.