Patents Issued in July 29, 2008
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Patent number: 7405704Abstract: An integrated multi-band antenna has a first radiating element and a second radiating element. The first radiating element has a slot and a feeding conductor having a first feeding point. A first ground portion is arranged to close to the feeding conductor. The second radiating element has a first radiating segment, a second radiating segment extending from one end of the first radiating segment, a third, a fourth, a fifth and a sixth radiating segments connecting end to end in sequence wherein one end of the third radiating segment connects to the other end of the first radiating segment, and one end of the sixth radiating segment remains free. A second feeding point is arranged at the corner between the fourth and fifth radiating segments. A second ground portion is arranged to close to the corner. Operation of the integrated multi-band antenna can obtain various wireless communication bands.Type: GrantFiled: January 30, 2007Date of Patent: July 29, 2008Assignee: Cheng Uei Precision Industry Co., Ltd.Inventors: Ching-chi Lin, Kai Shih, Yu-yuan Wu, Jia-hung Su
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Patent number: 7405705Abstract: A wideband antenna has: a rectangular conductor sheet; a bow-tie-shaped slit formed in the rectangular conductor sheet, the rectangular conductor sheet having two apex portions defined by the bow-tie-shaped slit, the two apex portions being opposite to each other in the middle of the bow-tie-shaped slit; an auxiliary antenna element formed to extend along the bow-tie-shaped slit on both sides of one of the two apex portions; a power-feeding portion formed at the one of the two apex portions; and a grounding portion formed at an other of the two apex portions.Type: GrantFiled: June 22, 2007Date of Patent: July 29, 2008Assignee: Hitachi Cable, Ltd.Inventor: Keisuke Fukuchi
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Patent number: 7405706Abstract: Rear glass is provided with a radiation conductor and a ground conductor. An electronic circuit unit includes a base plate fixed on the rear glass; a frame body which houses a circuit substrate and is screwed on the base plate; and a cover for covering the frame body. The frame body and the cover are provided with drainage holes. These drainage holes are provided at the bottommost portion of the electronic circuit unit in a state where the electronic circuit unit is mounted on the rear glass. Furthermore, the frame body is provided with a plurality of tongue pieces that are bent in order to support the circuit substrate, and clearance holes provided for forming the tongue pieces. The clearance holes that are disposed in one of side walls of the frame body are used as drainage holes.Type: GrantFiled: June 23, 2005Date of Patent: July 29, 2008Assignee: Alps Electric Co., LtdInventors: Tomoki Ikeda, Satoru Komatsu, Tomoyuki Fukumaru, Hideaki Oshima
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Patent number: 7405707Abstract: A composite antenna includes a first antenna structure and a second antenna structure integrally combined with the first antenna structure to operate under different frequency bands respectively that are used in different radio transmission systems such that the first antenna structure has a first conductive layer to operate under a first frequency band and the second antenna structure has a second conductive layer a thickness of which is thicker than that of the first conductive layer to operate under a second frequency band lower than the first frequency band.Type: GrantFiled: August 17, 2006Date of Patent: July 29, 2008Assignee: Toshiba Tec Kabushiki KaishaInventors: Nobuo Murofushi, Kouichi Sano, Yasuhito Kiji, Yasuo Matsumoto
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Patent number: 7405708Abstract: An antenna comprises: a main reflector being a body of revolution of arbitrary curve which axis diverges from axis of the revolution; a sub-reflector being a body of the revolution of arbitrary curve along the axis of revolution, having a circle and a vertex pointing to the main reflector and being placed between the circle and the main reflector; a radiator being located along the axis of revolution and being placed between the main reflector and the sub-reflector; and wherein the main reflector and the sub-reflector are: z m ? ( r , D ) = ? n = 0 4 ? ? m = 0 6 ? qm n , m ? D m - n + 1 ? r n , ? z s ? ( r , D ) = ? n = 0 4 ? ? m = 0 6 ? qs n , m ? D m - n + 1 ? r n , z, r are coordinates of the main reflector and the sub-reflector measured in millimeters, Index m corresponds to the main reflector, index s to the sub-reflector D is the main reflector diameter measured in millimeters.Type: GrantFiled: November 14, 2006Date of Patent: July 29, 2008Inventors: Jiho Ahn, Sergey Bankov, Alexander Davydov
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Patent number: 7405709Abstract: A magnetic core member, an antenna module, and a portable communication terminal having this, which have a configuration capable of satisfying enhancement of communication characteristics of antenna coils as well as their sufficient electromagnetic shielding function from a shield plate. A magnetic core member (4) is disposed between an antenna substrate having antenna coils (11), (12) formed therein and a conductive shield plate (3), and is formed by filling an insulating material (30) with a magnetic powder (31). The magnetic core member (4) has a two-layered structure including a first layer (4A) and a second layer (4B), thereby making a filling rate of the magnetic powder (31) in the first layer (4A) be lower than that of the magnetic powder (31) in the second layer (4B) so that a first surface (4a) on a side opposed to the antenna substrate (2) and a second surface (4b) on a side opposed to the shield plate (3) have magnetic properties different from each other.Type: GrantFiled: August 27, 2004Date of Patent: July 29, 2008Assignee: Sony CorporationInventors: Isao Takahashi, Kazuo Nozawa, Hiraku Akiho
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Patent number: 7405710Abstract: A method and apparatus are provided for constructing a multi-band antenna (10). The method includes the steps of providing a plurality of combination-type dipole assemblies (114, 116, 118, 120, 122, FIG. 7) each defined by a box-type dipole array (36) disposed coaxially within a circular-type dipole array (134), disposing the plurality of combination-type dipole assemblies along a substantially straight line (34) over a ground plane (140) and disposing a plurality of crossed-type dipole antenna arrays along the substantially straight line in alternating order with the plurality of combination-type dipole assemblies.Type: GrantFiled: March 14, 2003Date of Patent: July 29, 2008Assignee: Andrew CorporationInventors: Peter John Bisiules, John H. Coult, Ching-Shun Yang, Joselito de la Cruz Gavilan, Martin Zimmerman
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Patent number: 7405711Abstract: A fixed pixel display device has a construction such that the leading-edge and trailing-edge waveforms of a voltage to be applied to a data electrode can be made steep. The fixed pixel display device is provided with scanning electrodes, data electrodes connected to actuation drivers (50), and light-emitting regions. Each of the actuation drivers (50), includes a switching circuit, an output circuit (51), and a subtraction circuit (52). The switching circuit is equipped with a first switching circuit (53), a second switching circuit (54), and a comparator (55).Type: GrantFiled: August 13, 2004Date of Patent: July 29, 2008Assignee: Sony CorporationInventor: Hiroyuki Ikeda
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Patent number: 7405712Abstract: Aspects of the invention can provide a method for driving an electro-optical device, an electro-optical device and electronic equipment that can solve the insufficient supply of the data current and current fluctuation. In the driving method, a data current can be applied to a plurality of pixels provided to a display panel unit with same value through the data line regardless of grayscale data. Upon supply of the data current, in the pixel, a transistor selected in reproduction can be turned on such that a drive current corresponding to the data current output from a driving transistor is supplied to an organic EL element, thereby emitting light. A light-off signal can be supplied to the pixel at predetermined timing such that the organic EL element emits light only in the light-emitting period computed based on the grayscale data.Type: GrantFiled: October 8, 2004Date of Patent: July 29, 2008Assignee: Seiko Epson CorporationInventors: Mutsumi Kimura, Hiroyuki Hara
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Patent number: 7405713Abstract: A pixel suitable for constant current operation of an active matrix type EL display device. The pixel comprises a first switch of which one terminal is connected to a source signal line whereas another terminal is connected to a current-voltage conversion element, a second switch of which one terminal is connected to the current-voltage conversion element whereas another terminal is connected to a voltage storage means and a voltage-current conversion element, a pixel electrode which is connected to the current-voltage conversion element and the voltage-current conversion element, and a third switch of which one terminal is connected to the pixel electrode whereas another terminal is connected to the power source line.Type: GrantFiled: December 22, 2004Date of Patent: July 29, 2008Assignee: Semiconductor Energy Laboratory Co., Ltd.Inventor: Jun Koyama
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Patent number: 7405714Abstract: A pixel driving circuit for use in an Active Matrix Organic Light Emission Display (AMOLED). A pixel driving method for use in the AMOLED. The pixel driving circuit comprises a current source, a driving pump, and a discharge circuit. A fixed current is provided by the current source. The driving pump coupled to the current source and a Light Emitting Diode (LED), charges a cell to saturation by the fixed current, such that the potential of the cell drives the LED lighting. The discharge circuit, coupled to the driving pump and a data line, controls the cell discharge based on a data signal on the data line. The discharge circuit controls the cell discharge speed, whereby the LED lighting time and luminance is adjusted.Type: GrantFiled: April 18, 2005Date of Patent: July 29, 2008Assignee: AU Optronics Corp.Inventor: Li-Wei Shih
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Patent number: 7405715Abstract: An instantly controllable LED light apparatus provides an LED array (34) formed of red, green and blue LEDs in a regular arrangement. The apparatus also provides a unitary power supply/controller (4) disposed within a unitary housing (20) that is coupled only to the LED array (34) and a power source (56) in one embodiment. The power supply/controller (4) includes a memory device (64) such that, when a button (62) is pressed on the control panel (18) of the power supply/controller (4), a desired illumination color is instantly produced by the combination of the red, green and blue LEDs of the LED array (34).Type: GrantFiled: August 9, 2002Date of Patent: July 29, 2008Inventors: Robert G. Guzman, Manuel Hugo Rojas Moscopulos
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Patent number: 7405716Abstract: A driver circuit drives display device and LCD device has a driver circuit that includes driving stages and dummy stage. The driving stage includes output and control terminals. The output terminal of the present stage is connected to the control terminal of the previous state to be cascade-connected each other. The driving stage outputs driving signal for controlling the switching device arranged on the display device through the output terminal. The dummy stage includes dummy output terminal and dummy control terminal. The dummy output terminal is connected to the control terminal of the last driving stage to output dummy output signal for turning on or off the last driving stage. The dummy control terminal is connected to the dummy output terminal to be turned on or off by the dummy output signal. The delay of signals is reduced, thereby enhancing display quality.Type: GrantFiled: March 2, 2006Date of Patent: July 29, 2008Assignee: Samsung Electronics Co., Ltd.Inventors: Back-Won Lee, Seung-Hwan Moon
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Patent number: 7405717Abstract: An image processing method for a liquid crystal display device includes: calculating first difference gradation, which is a difference between predicted attainment gradation and input gradation, the predicted attainment gradation being a predicted value of gradation which respective pixels of the liquid crystal display attain after one frame period after the respective pixels are driven to display a first frame, and the predicted attainment gradation being stored in a storage unit which stores the predicted attainment gradation, and the input gradation being gradation of a second frame which is displayed after the first frame; multiplying the first difference gradation by an enhancement coefficient; calculating enhanced gradation which is a sum of the first difference gradation multiplied by the enhancement coefficient and the predicted attainment gradation; calculating second difference gradation which is a difference between the enhanced gradation and the predicted attainment gradation; multiplying the secoType: GrantFiled: March 10, 2006Date of Patent: July 29, 2008Assignee: Kabushiki Kaisha ToshibaInventors: Masahiro Baba, Goh Itoh, Haruhiko Okumura
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Patent number: 7405718Abstract: A driver for a liquid crystal device includes a plurality of common drivers having a first common driver and a last common driver for comb-like driving that is coupled in cascade connection and a frequency divider that produces a second clock for interlaced driving by halving a period of a first clock that is provided from outside for serving as a basis of driving the drivers regarding each of the common drivers for comb-like driving aside from the first common driver and the last common driver. A converter circuit converts two periods of output data that are output in response to input data corresponding to one period of the first clock into one period of output data by using the second clock regarding input and output data of each of the common drivers for comb-like driving.Type: GrantFiled: December 15, 2003Date of Patent: July 29, 2008Assignee: Seiko Epson CorporationInventor: Shigeru Matsuyama
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Patent number: 7405719Abstract: In a digital display device, a packet based method of driving selected pixel elements by way of associated data latches included in a column driver is disclosed. For each frame lines in a video frame, a number of video data packets are provided directly to the column driver at a link rate and each of the number of data latches are populated with appropriate video data based upon video data packets within a line period ?. Selected pixel elements are driven based upon the video data.Type: GrantFiled: July 29, 2004Date of Patent: July 29, 2008Assignee: Genesis Microchip Inc.Inventor: Osamu Kobayashi
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Patent number: 7405720Abstract: An analog buffer circuit which has small input and output offsets and reduced power consumption even if it is formed on an insulating substrate by TFTs, a display device which uses the analog buffer circuit as a peripheral driving circuit for a display unit, and a portable terminal in which the display device is provided as a screen display unit are provided. By performing offset detection on a source follower in such a manner that, for example, two capacitors Cn1 and Cn2 are connected to the gate of a NMOS transistor Qn11 as a source follower, and conduction/nonconduction control of switches Sn1 to Sn5 are performed, if needed, and by sequentially canceling the detected offsets, a final offset voltage is sufficiently reduced and high precision offset cancellation is realized.Type: GrantFiled: May 30, 2003Date of Patent: July 29, 2008Assignee: Sony CorporationInventors: Yoshiharu Nakajima, Yoshitoshi Kida, Toshikazu Maekawa
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Patent number: 7405721Abstract: According to the present invention, in a liquid crystal display device which intermittently drives (burst driving) a light source device having a discharge tube which is arranged to face a main surface of a liquid crystal display panel in an opposed manner and is turned on in response to an alternating electric field, the resistance between first and second active elements which constitute a resonance circuit at a primary side of a driving circuit of the light source device and the reference potential in the driving circuit is set higher when burst driving of the discharge tube assumes the turn-OFF state than when the burst driving of the discharge tube assumes the turn-ON state.Type: GrantFiled: June 18, 2003Date of Patent: July 29, 2008Assignee: Hitachi Displays, Ltd.Inventor: Tadayoshi Tachibana
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Patent number: 7405722Abstract: In a portable telephone according to the present invention, a display displays a block indicative of an operator, predetermined information and a pointer; the operator can be operated in directions opposite to each other; and the controller controls the display so as to shift the pointer to a desirable position within a predetermined information on a screen of the display in accordance with an operation of the operator and also display a mark indicative of a direction to which the pointer can be shifted and in which the predetermined information exists, adjacently to the block along a shift direction through the operator.Type: GrantFiled: August 9, 2001Date of Patent: July 29, 2008Assignee: Sony CorporationInventor: Ryosuke Takeuchi
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Patent number: 7405723Abstract: An apparatus for testing a display device includes a display device to display test patterns, a graphic process unit to supply analog mode signals and digital mode signals to the display device, and a control unit to allow test patterns of an analog testing mode and test patterns of a digital testing mode to be sequentially displayed on the display device upon receiving a control signal from the graphic process unit, and to output a control signal to the display device to sequentially change display characteristics of an image according to an on-screen-display mode testing menus.Type: GrantFiled: May 28, 2004Date of Patent: July 29, 2008Assignee: LG Display Co., Ltd.Inventors: Pil-Sung Kang, Hyun-Taek Nam
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Patent number: 7405724Abstract: An automated banking machine (12) is operative to conduct transactions in response to HTML documents and TCP/IP messages exchanged with a local computer system (14) through an intranet (16), as well as in response to messages exchanged with foreign servers (20, 22, 24, 26, 28, 96) in a wide area network (18). The banking machine includes a computer (34) having an HTML document handling portion (76, 80, 82). The HTML document handling portion is operative to communicate through a proxy server (88), with a home HTTP server (90) in the intranet or the foreign servers in the wide area network. The computer further includes a device application portion (84) which interfaces with the HTML document handling portion and dispatches messages to operate devices (36) in the automated banking machine. The devices include a sheet dispenser mechanism (42) which dispenses currency as well as other transaction devices.Type: GrantFiled: May 6, 2005Date of Patent: July 29, 2008Assignee: Diebold, IncorporatedInventors: Jay Paul Drummond, Dale Blackson, Bob Cichon, Joseph C. Ess, Mark A. Moales, David W. Weis, Mark D. Smith, James Church
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Patent number: 7405725Abstract: A movement detection device includes a self-sustaining movement detection unit which is attached to an operator's body and detects a movement or a posture of an attached part of the operator's body. An image pickup section picks up a projected image from an optical system which simultaneously inputs a peripheral image. An image conversion section converts an all azimuth image picked up by the image pickup section into a cylindrical panorama image. An image recognition section includes cylindrical panorama images at different times. A camera posture estimation section acquires movement information of the image pickup section based on a comparison result of the image recognition section. A space sensor posture estimation section acquires a position/posture of the attached part in a space based on information of the self-sustaining movement detection unit and the camera posture estimation section.Type: GrantFiled: July 27, 2005Date of Patent: July 29, 2008Assignee: Olympus CorporationInventors: Koh Mohri, Akio Kosaka
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Patent number: 7405726Abstract: A 3D cursor or joystick device and control method employs a complementary pair of emitter/detector units, one worn on a part of a user's body (e.g., the head) and the other mounted in a stationary position on a display monitor facing the user. Each unit has an array of photovoltaic (PV) cells centered on a normal axis and an infrared diode for emitting a light beam on the normal axis. Each photodetectors array receives the infrared beam from the other unit and provides output signals representing the light intensities of the received beam on the PV cells. The PV cell response signals of the complementary units are used together to calculate the position and angular orientation of the user-worn unit relative to the stationary unit. The position and angle values are used by a software device driver installed on a computer to control 3D navigation functions of the associated application program on the computer.Type: GrantFiled: May 31, 2002Date of Patent: July 29, 2008Assignee: Maui Innovative Peripherals, Inc.Inventor: Michael J. Pelosi
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Patent number: 7405727Abstract: A method for detecting a lift condition from an illuminated surface portion of an optical motion sensing device. According to a first embodiment, two different “loss-of-focus” thresholds are used. A first threshold is used when the optical pointing device is not moving, and a second threshold greater than the first one is used when the optical pointing device is moving. The optical device further requires means for detecting whether it is moving or not. According to a second embodiment, a dynamical loss-of-focus threshold depending on an average number of motion features that the surface exhibits to the sensor of the optical pointing device is used.Type: GrantFiled: December 15, 2004Date of Patent: July 29, 2008Assignee: EM Microelectronic-Marin SAInventor: Gil Afriat
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Patent number: 7405728Abstract: High-speed scrolling is performed when an operating dial 35 is rotated taking a central button member 36 as an axis, and low-speed scrolling when pushing either an upper button 42A or a lower button 42C by pushing the operating dial 35 in the direction of an axis of rotation. It is therefore possible to include information it is wished to view, in an appropriate manner within a display range of a screen, with fewer operations by appropriately changing over the speed of scrolling. In addition, as it is possible to operate the operating dial 35 for both high-speed scrolling and low-speed scrolling, when changing over the speed of scrolling, it is possible to change over the speed of scrolling in a straightforward manner without operating members other than the member that has been operated so far.Type: GrantFiled: June 27, 2003Date of Patent: July 29, 2008Assignees: Sony Corporation, Sony Ericsson Mobile Communications Japan, Inc.Inventors: Emi Arakawa, Kayo Sasaki, Shigeya Yasui, Mayu Irimajiri
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Patent number: 7405729Abstract: Systems and methods for providing visual navigation cues in user interfaces for use with rotary input devices are described. One described method comprises causing a plurality of graphical objects to be displayed in an arc. The curvature of the arc is configured to convey the ordinal relationship for navigating between each of the plurality of graphical objects with a rotary input device. The curvature of the arc is independent of the spatial relationship between the rotary input device and a display.Type: GrantFiled: July 20, 2006Date of Patent: July 29, 2008Assignee: Immersion CorporationInventors: Pedro Gregorio, Henry DaCosta, Herve Thu Timone
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Patent number: 7405731Abstract: An information processing system and method are disclosed in which information processing is performed in a highly efficient manner using an enabling key block (EKB) on the basis of a tree structure including category subtrees. A key tree is formed so as to include a plurality of subtrees serving as category trees categorized in accordance with categories and managed by category entities. An EKB includes data produced by selecting a path in a tree and encrypting a higher-level key in the selected path using a lower-level key in the selected path. The resultant EKB is provided to a device. Distribution of EKB's is managed on the basis of an EKB type definition list representing the correspondence between an EKB type identifier and one or more identification data identifying one or more category trees that can process an EKB of an EKB type specified by the EKB type identifier.Type: GrantFiled: May 19, 2005Date of Patent: July 29, 2008Assignee: Sony CorporationInventors: Tomoyuki Asano, Yoshitomo Osawa, Tateo Oishi, Ryuji Ishiguro, Ryuta Taki
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Patent number: 7405732Abstract: A liquid crystal drive device having a differential-type input circuit including a differential amplification stage for receiving a differential signal and a buffer stage for generating an output signal on the basis of an output of the differential amplification stage, the liquid crystal drive device for receiving a signal of display data via the input circuit and outputting a signal for driving a liquid crystal panel on the basis of the display data, wherein a liquid crystal driving voltage VLCD larger than a power supply voltage VCC for logic to be supplied to the operation voltage buffer stage is supplied to the differential amplification stage of the input circuit. A standby function of interrupting an operation current of the differential amplification stage in a period where no display data is received is provided.Type: GrantFiled: October 25, 2001Date of Patent: July 29, 2008Assignees: Renesas Technology Corp., Hitachi ULSI Systems Co., Ltd.Inventors: Arata Kinjo, Kazuo Ookado, Kouichi Kotera, Hitoshi Oda, Masuhiro Endo
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Patent number: 7405733Abstract: A computer-implemented graphics program for drawing a spline. The spline is drawn using a first method in the graphics program. Thereafter, the graphics program seamlessly switches from drawing the spline using the first method to drawing the spline using a second method, in response to a first user command. Further, the graphics program may also seamlessly switch from drawing the spline using the second method to drawing the spline using the first method, in response to a second user command.Type: GrantFiled: March 24, 2005Date of Patent: July 29, 2008Assignee: Autodesk Canada Co.Inventors: Martin Helie, Marc-André Davignon
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Patent number: 7405734Abstract: The present invention provides a method and system for presenting three-dimensional computer graphics images using multiple graphics processing units. The dimensions of the scene to be rendered are bounded by a rectangular volume decomposed into rectangular subvolumes. Vertices of graphics primitives are compared with subvolume boundaries to determine to which subvolume a graphics primitive should be assigned. A GPU is assigned to each subvolume to render the graphics data that lies within it. A viewing position point is determined and communicated to each GPU. Rendered graphics data from each GPU are ordered based upon the viewing position Outputs of the individual GPUs are combined by blending within an image combiners. Outputs of image combiners can be presented for viewing or further combined in a subsequent stage image combiner.Type: GrantFiled: June 26, 2001Date of Patent: July 29, 2008Assignee: Silicon Graphics, Inc.Inventor: James L Foran
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Texture unit, image rendering apparatus and texel transfer method for transferring texels in a batch
Patent number: 7405735Abstract: An image rendering apparatus is provided to reduce the amount of data communicated between a shader and a texture unit. The texture unit performs a texture mapping operation for mapping a texture to an object in a three-dimensional space. An input unit receives a single texture address parameter from the shader unit. A coordinate generation unit generates a plurality of texel coordinates based on the texture address parameter. A retrieval unit retrieves a plurality of texel values corresponding respectively to the plurality of generated texel coordinates in a texture cache or in an external texture buffer. An output unit outputs the retrieved texel values to the shader unit in a batch. Since a plurality of texel values are read from a single texture address parameter input, the bandwidth for communications from the shader to the texture unit may be saved.Type: GrantFiled: March 22, 2005Date of Patent: July 29, 2008Assignee: Sony Computer Entertainment Inc.Inventor: Takahiro Koguchi -
Patent number: 7405736Abstract: An imaging or other sensory reproduction system efficiently converts image or other sensory data between a perceptual color space (e.g., the sRGB color space) and a physical color space (unity gamma) or other perceptual/physical sensory models that are related by an expression involving a computationally expensive exponential function. The imaging system calculates exponential functions that can be composed from computationally inexpensive operations, such as square root, square, reciprocal, as well as multiplications and/or additions and subtractions. These computationally less expensive functions are then combined, such as in a weighted and/or offset mean, summation or difference to approximate the computationally expensive exponential function. The imaging system evaluates the expression using the approximation to efficiently yield the converted image data.Type: GrantFiled: March 29, 2005Date of Patent: July 29, 2008Assignee: Microsoft CorporationInventors: Nicholas P. Wilt, Gideon A. Yuval, Michael D. Stokes
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Patent number: 7405737Abstract: A paint color is specified from a computer graphics picture by displaying a computer graphics picture suitable for the impression of a desired paint color on a display unit, obtaining color information on displayed colors in two or more designated regions on the displayed picture, and searching and selecting a paint color having color information approximate to the color information on the display colors from a database previously storing color information on a plurality of paint colors.Type: GrantFiled: November 26, 2004Date of Patent: July 29, 2008Assignee: Kansai Paint Co., Ltd.Inventors: Yutaka Masuda, Tsukasa Fujieda
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Patent number: 7405738Abstract: The invention provides a system and method for processing a video stream having at least one video signal contained therein. The invention utilizes a computer, a video card connected to the computer and a frame processing card connected to the computer. The video card generates a digital video signal by inserting the video signal into the digital video signal. The digital video signal is transmitted from the video card to the frame processing card through a video output port of the video card. A video synchronization signal relating to the digital video signal is provided to the frame processing card. For the system and method, the frame processing card extracts the video signal from the digital video signal utilizing the video synchronization signal to maintain a frame rate for extracting the video signal.Type: GrantFiled: October 22, 2002Date of Patent: July 29, 2008Assignee: Harris Canada Systems, Inc.Inventors: Daniel Mance, Chad Faragher
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Patent number: 7405739Abstract: Methods and apparatuses are provided for changing the relative size of an image in a display that includes one or more edges that define a display area in which at least a portion of the image is displayed. The methods and apparatus provide for a zoom point, which corresponds to a point in the displayed image that is to be zoomed in the displayed image, to be selected. The relative size of the selected zoom point may then be changed while the selected zoom point is translated along a substantially straight zoom line that passes through the selected zoom point and extends between a central point in the display area and an edge point on the display area that is closest to the selected zoom point.Type: GrantFiled: August 22, 2003Date of Patent: July 29, 2008Assignee: Honeywell International Inc.Inventor: Aaron James Gannon
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Patent number: 7405740Abstract: A method is provided for scaling a source image to produce a destination image. According to the method, a local context metric is calculated from a local portion of the source image. A convolution kernel is generated from a plurality of available convolution kernels based on the calculated local context metric, and the generated convolution kernel is used to generate at least one pixel in the destination image. Also provided is an image scaling device that receives pixels of a source image and outputs pixels of a scaled destination image. The image scaling device includes a context sensor, a kernel generator, and a scaler. The context sensor calculates a local context metric based on local source image pixels, and the kernel generator generates a current convolution kernel from a plurality of available convolution kernels based on the local context metric calculated by the context sensor.Type: GrantFiled: March 27, 2000Date of Patent: July 29, 2008Assignee: STMicroelectronics, Inc.Inventor: Charles F. Neugebauer
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Patent number: 7405741Abstract: A boost table stores adjusted target levels for pairs of original and target pixel levels. The adjusted target levels can be used to as a substitute for the target pixel level to improve pixel response in reaching the desired target pixel level. A reduced boost table can be used, storing a subset of the adjusted target levels. Fuzzy logic control rules can be used to calculate adjusted target levels not actually stored in the reduced boost table.Type: GrantFiled: August 31, 2004Date of Patent: July 29, 2008Assignee: Pixelworks, Inc.Inventors: Hongmin Zhang, Tianhua Tang
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Patent number: 7405742Abstract: A compact flat panel color calibration system includes a lens prism optic able to pass a narrow, perpendicular, and uniform cone angle of incoming light to a spectrally non-selective photodetector. The calibration system also includes a microprocessor operable to determine the luminance of the display based upon the information gathered by the photodetector. A software module included in the calibration system is then operable to process the luminance information in order to adjust the flat panel display.Type: GrantFiled: June 26, 2006Date of Patent: July 29, 2008Assignee: Silicon Graphics, Inc.Inventors: Daniel Evanicky, Ed Granger, Joel Ingulsrud, Alice T. Meng
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Patent number: 7405743Abstract: An image forming method using an image forming apparatus including: a latent image carrier whose surface is driven in a sub scanning direction; a deflector which scans a beam spot reciprocally in a main scanning direction substantially perpendicular to the sub scanning direction on the surface of the latent image carrier in the use of an oscillating deflect mirror so as to form spot latent images each of which formed on a pixel; developer which develops each of the spot latent images as a pixel-dot, the method includes of: halftoning for a tone reproduction in which a halftone-dot constituted by the pixel-dot(s) is formed on a cell consisting plural pixels according to a fattening type threshold matrix, wherein a plurality of cells are contiguously arranged in the main scanning direction so as to form a plurality of contiguous locations at each of which the cells adjoin mutually in the main scanning direction, each cell includes a larger-than-four even number of pixels in the sub scanning direction, and the cType: GrantFiled: August 8, 2006Date of Patent: July 29, 2008Assignee: Seiko Epson CorporationInventors: Hiroshi Toyama, Yujiro Nomura, Ken Ikuma
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Patent number: 7405744Abstract: A thermal developing apparatus for visualizing a latent image recorded on a photosensitive thermal developing recording material by heating the photosensitive thermal developing recording material with heating unit while conveying the photosensitive thermal developing recording material with conveying unit along a conveying path having the heating unit equipped therewith, the thermal developing apparatus containing a manual feeding tray for manually feeding the exposed photosensitive thermal developing recording material into the thermal developing apparatus.Type: GrantFiled: March 3, 2005Date of Patent: July 29, 2008Assignee: FUJFILM CorporationInventor: Tatsuyuki Denawa
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Patent number: 7405745Abstract: A method of driving a print head and an image forming apparatus employing the same are provided, wherein recording elements of the print head are divided into n groups and are driven to print an image on a medium, wherein recording elements from the respective n groups, that is, one recording element from each of the n groups, are simultaneously driven and a driving order of the recording elements is arranged such that printing positions of the recording elements in each group form a plurality of oblique lines as a medium is fed. Accordingly, the plurality of recording elements, which are divided into a plurality of phases, are non-sequentially driven and therefore, the power consumption due to the driving of the recording elements and degradation of print quality can be reduced.Type: GrantFiled: November 18, 2005Date of Patent: July 29, 2008Assignee: Samsung Electronics Co., Ltd.Inventor: Jin-tae Chung
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Patent number: 7405746Abstract: An estimate image is generated from a position and an angle of a camera and the estimate image is stored. A collating unit collates an estimate image with a scenery image, and corrects estimate values of a position and angles of the camera according to a result of the collation. An indication image generating unit generates an indication image by processing indication information stored in an indication information storing unit, based on position information that shows a position of the camera and angle information that shows angles of the camera after the correction processing stored in a position and angle information storing unit.Type: GrantFiled: April 24, 2002Date of Patent: July 29, 2008Assignee: Mitsubishi Denki Kabushiki KaishaInventors: Koji Wakimoto, Shoji Tanaka, Hiroaki Masuoka
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Patent number: 7405747Abstract: K2T measurement of video signals, regardless of video format, is determined by generating a graticule using an algorithm having a single variable that is a function of the video format for the particular video signal. The graticule is set to a normalized value of one for a range of +/?T, where T is a function of the video format. The graticule is set to a normalized value over a range of +/?(1.5T to flatBreak) according to a human vision masking model algorithm expressed as K+C/t, where K is a constant K factor, t is a function of T, and C is the single variable that is a function of the video format. The normalized value of the graticule beyond a point designated by flatBreak is a constant=K. Finally a linear curve fit between one and K+C/t over the range of +/?(T to 1.5T) sets the remaining values for the graticule.Type: GrantFiled: March 25, 2005Date of Patent: July 29, 2008Assignee: Tektronix, Inc.Inventor: Kevin M. Ferguson
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Patent number: 7405748Abstract: An apparatus for monitoring a video signal comprises means for detecting a gamut error in an R component, means for detecting a gamut error in a G component, and means for detecting a gamut error in a B component. The means for detecting a gamut error in the R component includes: means for generating a first condition Y>S?a×Pr (where a is a predetermined coefficient) and a second condition Y<T?a×Pr from a Pr component of a Y/color difference component signal and an upper limit value S and a lower limit value T of the RGB component signal. The apparatus further comprises means for making a gamut error state visually recognizable with respect to the R component when the first condition or the second condition is satisfied.Type: GrantFiled: February 13, 2004Date of Patent: July 29, 2008Assignee: Leader Electronics CorporationInventor: Masahiro Shiozawa
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Patent number: 7405749Abstract: An image capture device includes a first memory, a second memory and an icon changing unit. The first memory stores a plurality of icons. The second memory stores an icon representing the image capture device of which the second memory is a part. The icon is read by an external electronic device through an address space. The address space is accessed by the external electronic device though a serial bus. The icon changing unit changes the icon stored in the second memory to a selected icon that is selected from the plurality of icons stored in the first memory.Type: GrantFiled: March 26, 2003Date of Patent: July 29, 2008Assignee: Canon Kabushiki KaishaInventor: Takashi Kobayashi
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Patent number: 7405750Abstract: An anti-shake apparatus of a photographing apparatus comprises a movable-unit and a fixed-unit. The movable-unit has an imaging-device and is movable in first and second directions. The fixed-unit slidably supports the movable-unit in both the first and second directions. The movable-unit has a horizontal hall-element for detecting a first location in the first direction of the movable-unit, and a vertical hall-element for detecting a second location in the second direction of the movable-unit. The fixed-unit has a magnet unit which is used for detecting the first and second locations, and which has first and second horizontal magnets and first and second vertical magnets. The polarities of the first and second horizontal magnets are arranged in opposite directions, in the third direction. N-pole of the first horizontal magnet and S-pole of the second horizontal magnet are separated in the first direction by a first distance, and face the horizontal hall-element.Type: GrantFiled: February 25, 2005Date of Patent: July 29, 2008Assignee: Hoya CorporationInventors: Yukio Uenaka, Shuzo Seo
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Patent number: 7405751Abstract: An image photographing apparatus includes a body, on which a tape cassette is removably mounted, and a camera unit installed in the body and provided with a plurality of camera sections. The camera sections have different pixel numbers and the camera sections are independently driven. The image photographing apparatus also includes a mode sensing unit to sense a photographic mode to correspond to at least one of the camera sections, and a control unit to select a photographic mode according to a signal transferred from the mode sensing unit and to drive a camera unit to correspond to the selected photographic mode. The image photographing apparatus includes a display unit provided in the body to show an image photographed by at least one of the camera sections.Type: GrantFiled: October 8, 2003Date of Patent: July 29, 2008Assignee: Samsung Electronics Co., Ltd.Inventors: Chang-hee Lee, Bum-cheol Park, Nam-il Kim, Tae-won Moon
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Patent number: 7405752Abstract: In a mobile communication terminal 10, a position information assigning section 24 associates images acquired by the photographing section 20 with position information concerning the positions at which these images are acquired. A video generating section 30 generates, by using the images, a video including frames associated with the position information. A video searching section 70 specifies the frame of the video associated with position information, which is close to the position information acquired by a position detecting section 22. A playback section 72 displays the specified frame.Type: GrantFiled: April 14, 2004Date of Patent: July 29, 2008Assignee: NTT DoCoMo, Inc.Inventors: Daisuke Kondo, Kazuya Anzawa
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Patent number: 7405753Abstract: The present invention provides a camera system that can easily make image data inhibited from being erased erasable when the image data are backed up. A personal computer loads an image file stored in a recording medium of the digital camera and a setting file in which setting states of various processes. When the loaded image data are stored in a hard disk, and when the value of a backup protection variable set by the setting file indicates protection of the stored image file, a read-only attribute of the image file is set. When the value of the automatic erasing variable set by the setting file indicates automatic erasing, and when the number of times of storage of the stored image file is equal to or larger than the number of times set by the setting file, the image file is erased from the recording medium.Type: GrantFiled: November 21, 2002Date of Patent: July 29, 2008Assignee: Fujifilm CorporationInventor: Takeshi Misawa
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Patent number: 7405754Abstract: An image pickup apparatus captures an image of an object through an image pickup lens by an image pickup element according to an image pickup operation, generates image data, and records the image data in a recording section. The apparatus includes a microphone that collects speech of a person who takes images, a speech recognition section that recognizes speech output from the microphone and outputs a character code, and an image signal processing section that decides whether a folder having a name code corresponding to the character string code exists in the recording section or not based on the character string code output from the speech recognition section and performs processing of recording the image data in the folder when the character string code matches the name code.Type: GrantFiled: December 11, 2003Date of Patent: July 29, 2008Assignee: Fujifilm CorporationInventor: Masashi Inoue