Patents Issued in February 8, 2011
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Patent number: 7884775Abstract: A multi-band antenna for use, for example, in a wireless communications network, employs multi-resonant microstrip dipoles that resonate at multiple frequencies due to microstrip “islands.” Gaps in the microstrips create an open RF circuit except for desired frequencies. At a desired frequency, RF energy sees a gap as a short circuit between an island and the rest of a dipole antenna, thus, resonating at the desired frequency. In one instance, the multi-band antenna includes a first, second, third, and fourth dipole elements. Gaps between the first and third dipole elements and the second and fourth dipole elements are sufficiently small that the first, second, third, and fourth dipole elements form a second dipole having a corresponding dipole wavelength longer than that of the first dipole.Type: GrantFiled: June 27, 2008Date of Patent: February 8, 2011Assignee: AT&T Mobility II LLCInventor: Lowell Lee Loyet
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Patent number: 7884776Abstract: In one embodiment, an integrated circuit antenna array is provided that includes: a low voltage substrate supporting an RF transmission network, and a high voltage substrate bonded to the low voltage substrate, the high voltage substrate supporting a plurality of antennas coupled to the RF transmission network through power amplifiers integrated into a surface of the high voltage substrate.Type: GrantFiled: December 26, 2006Date of Patent: February 8, 2011Inventor: Farrokh Mohamadi
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Patent number: 7884777Abstract: In one embodiment, a device is disclosed that includes: a first substrate, a plurality of antennas adjacent the first substrate; a plurality of oscillators integrated in the first substrate, each oscillator providing an output signal to drive a corresponding subset of the antennas; and a plurality of photodetectors corresponding to plurality of oscillators, each oscillator being adapted to injection lock its output signal to an electronic photodetector signal from the photodetector produced in response to an illumination of the photodetectors with a free-space optical signal modulated such that the photodetector signals are globally synchronized with each other, whereby the output signals driving the plurality antennas are also globally synchronized across the plurality of antennas.Type: GrantFiled: December 31, 2007Date of Patent: February 8, 2011Assignee: Tialinx, Inc.Inventor: Hossein Izadpanah
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Patent number: 7884778Abstract: An antenna structure includes a radiating element and an antenna radome. The antenna radome has at least one dielectric layer, which has an upper surface having many S-shaped metal patterns and a lower surface having many inverse S-shaped metal patterns corresponding to the S-shaped metal patterns. The S-shaped metal patterns are respectively coupled to the corresponding inverse S-shaped metal patterns to converge radiating beams outputted from the radiating element.Type: GrantFiled: December 1, 2006Date of Patent: February 8, 2011Assignee: Industrial Technology Research InstituteInventors: Chun-Yih Wu, Shih-Huang Yeh, Chia-Lun Tang, Ken-Huang Lin, Hsin-Lung Su, Hsing-Nuan Liu
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Patent number: 7884779Abstract: A switch designs having very low insertion loss, in which the insertion loss remains the same regardless of the number of inputs. A plurality of inputs are structured for receiving electromagnetic radiation signal having a wavelength ?. A plurality of switches, e.g., PIN diode switches, are coupled to a respective input. A main conductor is coupled to an output. A plurality of leg conductors are coupled at one end to the main conductor and at other end to a respective switch from the plurality of switches, wherein each of the leg conductors has a length substantially equal to n?/2, wherein n is a whole natural number.Type: GrantFiled: November 16, 2007Date of Patent: February 8, 2011Assignee: Wavebender, Inc.Inventor: Dedi David Haziza
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Patent number: 7884780Abstract: An electron emission display device and a method of correcting an image signal to enhance an image quality by reducing luminance unevenness among pixels. The display device includes: a display region having an anode electrode configured to collide with electrons emitted depending on a voltage applied to first and second electrodes, the image signal being corrected using a correction factor; an image signal generator for generating the corrected image signal by multiplying the image signal by the correction factor to generate a result, dividing the result by a first number to generate a quotient and a remainder, and summing the quotient with a second number corresponding to a value of the remainder; a data driver for generating a data signal using the image signal and for transferring the data signal to the first electrode; and a scan driver for generating and transferring a scan signal to the second electrode.Type: GrantFiled: March 19, 2007Date of Patent: February 8, 2011Assignee: Samsung SDI Co., Ltd.Inventor: Mun Seok Kang
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Patent number: 7884781Abstract: A method and apparatus for correcting video data signals for addressing an active matrix electroluminescent display device wherein input video signals are modified in accordance with stored electrical characteristic parameter values for each drive transistor (20) employed to control the current through a respective display element (11). The stored values are continually updated to ensure accurate data signal correction which counteracts variations in the electrical characteristics of each drive transistor such as threshold voltage drift, for example. A power line (10) supplies current to n display elements (11). Thus, n sets of data relating to the current through the power line are collected during normal operation of the display, for example. The data is used to calculate updated characteristic parameter values for each drive transistor (20).Type: GrantFiled: December 8, 2004Date of Patent: February 8, 2011Assignee: Koninklijke Philips Electronics N.V.Inventor: Kenneth R. Whight
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Patent number: 7884782Abstract: An electro-luminescence display panel and a driving method thereof for increasing a light-emitting time of a pixel as well as reducing power consumption are disclosed. In the electro-luminescence display panel, a pixel matrix has a plurality of electro-luminescence cells connected between scan lines and data lines. A scan driver drives the scan line. A data driver pre-charges the data lines into a middle voltage of data signals and then supplies corresponding data signals.Type: GrantFiled: February 14, 2005Date of Patent: February 8, 2011Assignee: LG Display Co., Ltd.Inventors: Jae Do Lee, Ki Heon Kim, Hak Su Kim
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Patent number: 7884783Abstract: A data driver including a first digital-to-analog converter configured to select first and second reference voltages depending on upper bits of data and supply the first and the second reference voltages to a first line and a second line, respectively, a second digital-to-analog converter having the first line and the second line to receive the first and the second reference voltages, respectively, a first group of voltage dividing resistors between the first line and the second line and configured to generate a plurality of gray scale voltages, a voltage dividing resistor unit between the first line and the second line, and at least one switch positioned between the voltage dividing resistor unit and one of the first line and the second line, and including a decoder unit configured to control on and off state of the at least one switch depending on lower bits of data.Type: GrantFiled: December 21, 2006Date of Patent: February 8, 2011Assignee: Samsung Mobile Display Co., Ltd.Inventor: Sang Moo Choi
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Patent number: 7884784Abstract: Described herein is a transparent-display device for motor vehicles, to be used for presentation of information to the driver and/or to the passengers, said device comprising a plurality of LED sources, addressable individually or in groups through a series of conductive paths, deposited on a transparent underlayer and connected to a control electronics, in which: i) said LED sources are integrated in the form of dice, i.e., of elements obtained by dividing up a semiconductor wafer and without package; ii) said dice are integrated on, and electrically connected to, said underlayer via technologies of the chip-on-board type; and iii) said transparent underlayer 1 is pre-arranged for being at least in part superimposed on the windscreen of the vehicle, in such a way that at least part of the information presented to the user is superimposed on the background, said background being visible to the user through said windscreen.Type: GrantFiled: April 6, 2006Date of Patent: February 8, 2011Assignee: C.R.F. Societa Consortile Per AzioniInventors: Piermario Repetto, Sabino Sinesi, Sara Padovani, Stefano Bernard, Denis Bollea, Davide Capello, Piero Perlo, Alberto Pairetti, Michele Antonipieri
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Patent number: 7884785Abstract: An active matrix display apparatus includes a substrate having scanning lines, signal lines, and pixels thereon. Each of the pixels includes a sampling transistor for taking in a video signal, a drive transistor for generating a driving current, and a light-emitting device which emits light with luminance in accordance with the video signal. The two-terminal thin-film light-emitting device includes an anode and cathode electrodes, and a light-emitting layer arranged therebetween. At least one of the electrodes is divided into pieces whereby the light-emitting device is divided into sub-light-emitting devices. The sub-light-emitting devices receive the driving current from a driving transistor and emit light with luminance in accordance with the video signal.Type: GrantFiled: September 10, 2007Date of Patent: February 8, 2011Assignee: Sony CorporationInventors: Junichi Yamashita, Katsuhide Uchino
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Patent number: 7884786Abstract: An organic light emitting display that reduces the number of output lines from a data driver, attains image stability, and adjusts white balance. A plurality of demultiplexers at the primary output lines of the data driver simultaneously supply the data signals from each primary output line to a plurality of secondary output lines allowing a reduced number of primary output lines. A plurality of parasitic capacitors are formed where data lines are coupled with the pixels and are charged to a voltage corresponding to the data signal that is simultaneously provided to the pixels allowing an image of uniform brightness to be displayed. The scan period and the data period are not overlapping allowing a stable image. Capacitance values of data capacitors are set taking into consideration the light emitting efficiency of organic light emitting diodes, allowing an image of adjusted white balance.Type: GrantFiled: October 13, 2005Date of Patent: February 8, 2011Assignee: Samsung Mobile Display Co., Ltd.Inventors: Yang Wan Kim, Choon Yul Oh
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Patent number: 7884787Abstract: The invention has an object of providing a display device which can make a full use of a mirror functionality even in a dark environment. A display device comprising: image forming means (50, 60, 70, 71) for displaying information to be displayed during one state external light during the other state; input means (30) for inputting a mirror function executing instruction; and control means (82) for causing the image forming means to be switched to the other state in response to the mirror-function executing instruction. The display device further comprises an illumination unit (91) for irradiating an object to be reflected in the mirror (60) with light during the other state.Type: GrantFiled: April 27, 2005Date of Patent: February 8, 2011Assignee: TPO Hong Kong Holding LimitedInventors: Yusei Ukawa, Toshiyuki Otsuki
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Patent number: 7884788Abstract: A liquid crystal display device provided with an audio signal processing function, which includes an audio signal processing circuit with a large S/N ratio and a small glitch is provided. The display device of the invention includes a resistor string D/A converter circuit whose dynamic range can be increased by using a common power supply for a D/A converter circuit and a signal line driver circuit. Accordingly, a glitch generated in the D/A converter circuit can be reduced relatively to an audio signal and an S/N ratio of the D/A converted signal can thus be increased.Type: GrantFiled: August 2, 2004Date of Patent: February 8, 2011Assignees: Semiconductor Energy Laboratory Co., Ltd, Sharp Kabushiki KaishaInventors: Kazuhiko Miyata, Jun Koyama, Hiroyuki Miyake, Kei Takahashi
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Patent number: 7884789Abstract: The object of the invention is to provide an FSC display apparatus that can easily achieve color balance. The display apparatus (1) according to the present invention, which includes a light source (30) for emitting a plurality of colored lights in sequence and in a repetitive manner and a display section (14) for controlling transmission or reflection of the lights emitted from the light source, produces a color display by dividing each field into a plurality of subfields and by causing a designated one of the plurality of colored lights to be emitted at least during a part of a period within the plurality of subfields thereby displaying on the display section an image corresponding to the designated colored light, wherein each of the subfields includes at least a data writing period for writing display data to the display section and a light-emission period for emitting the designated colored light, and the end timing of the light-emission period can be set in a variable manner.Type: GrantFiled: August 11, 2005Date of Patent: February 8, 2011Assignee: Citizen Holdings Co., Ltd.Inventors: Rintarou Takahashi, Takashi Akiyama
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Patent number: 7884790Abstract: A digital driving display device to make gradation display by pulse width modulation includes: a pixel array unit arranging pixels having an electrooptic element and incorporating a memory in a matrix, disposing a scanning line for each row in a pixel arrangement in the matrix, and a signal line for each column; a horizontal driving section inputting display data in a block for each scanning line having a low to a high gradation level subfield for each bit of the data defining gradation levels of the pixels and in a period for weight of the bit, sampling-latching, sequentially transferring, and supplying the data to the signal line; and a vertical driving section selecting and scanning pixels of the pixel array unit in a row and performing scanning while jumping rows to write the data supplied in the block from the horizontal driving section to pixels of the pixel array unit.Type: GrantFiled: June 8, 2006Date of Patent: February 8, 2011Assignee: Sony CorporationInventor: Hiroyuki Sakurai
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Patent number: 7884791Abstract: The present invention provides an over driving circuit of a liquid crystal display is provided. The circuit comprises a buffer, a memory coupling with the buffer and a modifier coupling with the buffer, the memory and a signal line. This signal line is used to transfer a row number signal to the modifier. The modifier may generate a corrected gray level value to a pixel unit based on a gray level value of present frame from the buffer, a gray level value of previous frame from the memory and the row number signal.Type: GrantFiled: July 11, 2006Date of Patent: February 8, 2011Assignee: Hannstar Display CorporationInventors: Sheng-Pin Tseng, Ching-Chao Chang, Po-Sheng Shih
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Patent number: 7884792Abstract: A method of extracting an optimized digital variable resistor (“DVR”) value of a display panel, the method including varying a DVR value, corresponding to a common voltage, and applying the varied DVR values to the display panel, measuring brightness values of the display panel for at least two frames, extracting flicker values corresponding to the varied DVR values using the brightness values, and extracting an optimized DVR value by generating first to third coordinate values in which coordinate values have x-coordinate values and y-coordinate values representing DVR values and flicker values, respectively, calculating a first linear function of a first straight line connecting two of the coordinate values, and a second linear function of a second straight line using the first linear function and the other of the coordinate values, and extracting an x-coordinate value at an intersection point of the first and second lines, as the optimized DVR value.Type: GrantFiled: April 5, 2007Date of Patent: February 8, 2011Assignee: Samsung Electronics Co., Ltd.Inventors: Kwan-Young Oh, Seung-Woo Lee, Jae-Ho Oh
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Patent number: 7884793Abstract: A memory unit includes a buffer memory unit having first and second write buffer memories and first and second read buffer memories, and a frame memory section. The buffer memory unit is connected to the frame memory and a gray signal converter. The first and the second write buffer memories alternately store a sequence of data segments of current gray data from a signal source and alternately output the current data segments to the frame memory for storing. The first and the second read buffer memories read out a sequence of data segments of previous gray data from the frame memory and alternately output the previous data segments to the gray signal converter. The frame memory stores a plurality of previous and current data segments, and the total amount of the data segments stored in the frame memory is equal to or larger than those for one frame.Type: GrantFiled: May 9, 2002Date of Patent: February 8, 2011Assignee: Samsung Electronics Co., Ltd.Inventor: Baek-Woon Lee
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Patent number: 7884794Abstract: In a data line driver for driving data lines of a display apparatus, a data register is adapted to latch video data and a definite non-video gradation data via a data bus. A data latch circuit is adapted to latch the video data and the definite non-video gradation data at different timings to generate digital output signals. A digital/analog converter is adapted to convert the digital output signals of the data latch circuit into analog signals. An output buffer is adapted to apply the analog signals of the digital/analog converter to the data lines.Type: GrantFiled: June 29, 2005Date of Patent: February 8, 2011Assignee: Renesas Electronics CorporationInventor: Shigeki Okutani
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Patent number: 7884795Abstract: A display device is set forth that comprises a display panel having a plurality of pixels arranged in a matrix. A data driver supplies pixel drive signals to data lines that are connected to drive the individual pixels of at least one row of pixels with corresponding pixel drive signals. The display device also includes a gate driver that supplies gate drive signals to the gate lines of the matrix. Each gate line may be connected to concurrently drive at least one row of pixels with a respective gate drive signal. The gate driver may comprise a sequence of shift registers that are connected in cascade with one another and two or more phase clocks that are connected to drive the sequence of shift registers. The shift registers of the gate driver may be interconnected with one another so that a shift register to which a given phase clock is applied is reset using an output signal from a next occurring shift register in the sequence of shift registers that is also connected to the given phase clock.Type: GrantFiled: December 28, 2005Date of Patent: February 8, 2011Assignee: LG Display Co., Ltd.Inventors: NamWook Cho, SooYoung Yoon, MinDoo Chun
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Patent number: 7884796Abstract: A lamp driving structure for backlight module includes a backlight module implemented for disposing a first circuit board and a second circuit board thereon, the first circuit board couples with the second circuit board through a transmission line; the structure further includes at least a square wave controller, two square wave switches, a mutually coupled transformer, a plurality of driving transformers and a plurality of connectors disposed selectively on the first circuit board and the second circuit board, thereby reducing the number of driving transformers and connectors and the area of circuit boards to further reduce the manufacturing cost of the lamp driving device.Type: GrantFiled: September 10, 2007Date of Patent: February 8, 2011Assignee: Logah Technology Corp.Inventors: Cheng-Chia Hsu, Teng-Kang Chang, Yun-Ching Wu, Yu-Cheng Pan
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Patent number: 7884797Abstract: A connector featuring a conductive cap and conductive peg to be attached to any digit covering apparatus, such as a glove. The connector comprises a cap and peg made of a conductive material. The peg is placed on a user's digit and the at least one post mechanism is extended through the digit covering. The cap and peg are engaged by at least one post mechanism extending from the peg. The at least one post mechanism is received by at least one aperture on the cap. The connector also features a post mechanism on a back side of the connector. The post mechanism has a pin, pin head and pin holder that attaches the connector to the glove. Users do not have to remove their digit covering apparatus to interact with a touch screen device. The conductive connector affords the user the ability to input onto a touch-screen without removal of their digit covering apparatus, such as a glove.Type: GrantFiled: June 28, 2010Date of Patent: February 8, 2011Inventor: Alice Ning
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Patent number: 7884798Abstract: A protective mechanism terminates the emission of a laser beam from an inadvertently inverted laser input device. A transmitting/detecting circuit is positioned under a laser input device that emits laser beams from a laser light. The transmitting/detecting circuit projects an infrared ray to a working surface to be reflected therefrom, with the reflected infrared ray detected by the transmitting/detecting circuit. The laser light is turned off if the transmitting/detecting circuit fails to detect the reflected infrared ray.Type: GrantFiled: November 16, 2005Date of Patent: February 8, 2011Assignee: KYE Systems Corp.Inventors: Yao-Chi Yang, Sheng-Zun Qiu
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Patent number: 7884799Abstract: A first casing is comprised of metal and has a side face formed with a cutout portion. A second casing is comprised of resin. A pivot member has a pivot shaft and is disposed between the first casing and the second casing so as to be pivotable about the pivot shaft. The pivot shaft is rotatably supported by a part of the first casing which is other than an edge of the cutout portion.Type: GrantFiled: April 7, 2006Date of Patent: February 8, 2011Assignee: Mitsumi Electric, Co., Ltd.Inventor: Hiroshi Ishimaru
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Patent number: 7884800Abstract: A mouse includes a left button, a right button, a touch sensing unit and a processing unit. The left button and the right button generate click signals in response to click operations. The touch sensing device generates touch positional signals when the left or right button is touched. The processing unit is used to receive the touch positional signals, calculate y-coordinate values of all points in the touched areas; select two significant points respectively from the left touched area and the right touched area; compare the y-coordinate values of the two significant points to generate a comparison result; confirm a current operated mode; if the confirmed operated mode is a left handed operation, send a control signal with a left-button identifier to a computer configured therewith; if the confirmed operated mode is a right handed operation, send a control signal with a right-button identifier to the computer configured therewith.Type: GrantFiled: December 29, 2006Date of Patent: February 8, 2011Assignees: Hong Fu Jin Precision Industry (Shen Zhen) Co., Ltd., Hon Hai Precision Industry Co., Ltd.Inventors: Yong Yuan, Shih-Fang Wong
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Patent number: 7884801Abstract: A method is provided for sensing displacement of an optical sensor relative to a surface, the sensor having at least first and second arrays with a plurality of photosensitive elements. The method involves: (i) generating for each array first set of quasi-sinusoidal signals at a first time and a second set of quasi-sinusoidal signals at a second time in response to motion of light received thereon; (ii) computing from said first and second sets of signals phase angle changes for signals received from each array; (iii) computing from said first and second sets of signals radius values for signals received from each array; (iv) computing unwrapped phase angle changes for signals received from each array; and (v) combining said unwrapped phase angle changes for each of said arrays using radius-weighted-averaging to provide a single weighted average of unwrapped phase angle change resulting from said motion of light.Type: GrantFiled: February 16, 2006Date of Patent: February 8, 2011Assignee: Cypress Semiconductor CorporationInventors: Yansun Xu, Brian D. Todoroff
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Patent number: 7884802Abstract: An information selecting apparatus includes a computer, and makes a user select an arbitrary item from a plurality of items by a direction input of the user. Each of the items is assigned to a direction based on an input frequency, for example. In a case that a direction input is performed by means of a polygonal guide, the items are assigned to directions corresponding to the vertexes of the guide and directions corresponding to the parts except for the vertexes. For example, a high-frequency item is assigned to the direction corresponding to the vertex, or a range of the direction assigned to the high-frequency item is relatively made larger. Furthermore, when a direction corresponding to the vertex is input, items assigned to the parts except for the vertexes may temporarily be assigned to other vertexes.Type: GrantFiled: May 22, 2007Date of Patent: February 8, 2011Assignee: Nintendo Co., Ltd.Inventor: Yasuhiro Yoshioka
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Patent number: 7884803Abstract: A turntable-type input device includes a base, a first keyboard, a second keyboard and a turntable. The first keyboard and second keyboard are movably disposed on the base. The turntable is rotatably disposed on the base and located above the first keyboard and the second keyboard. The turntable is coupled to the first keyboard and the second keyboard. When the turntable is rotated, the turntable brings the first keyboard and the second keyboard synchronously to move in opposite directions relative to the base such that the first keyboard and the second keyboard are spread out from the base or received to the base.Type: GrantFiled: July 31, 2007Date of Patent: February 8, 2011Assignee: Darfon Electronics Corp.Inventor: Jui-Yi Huang
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Patent number: 7884804Abstract: An input/output device is disclosed that includes an input-sensitive display screen and alphanumeric keys for entering characters. The input-sensitive display screen may be positioned proximate the alphanumeric keys and be capable of displaying graphical information and sensing user selection of the graphical information. The input-sensitive display screen may include a combination display/input region and a non-display input region. The touch sensitive display screen may be detachable from the alphanumeric region and may be operable in a detached configuration. The input/output device may usable with a method of input correction. The method may include displaying, on a secondary display, a first text unit, such as a character or a word, which corresponds with a second text unit shown on a primary display screen of a computing device. The method further involves receiving user selection of the first text unit and replacing the first text unit with a second text unit.Type: GrantFiled: June 30, 2005Date of Patent: February 8, 2011Assignee: Microsoft CorporationInventor: Yuan Kong
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Patent number: 7884805Abstract: A device may comprise a display and a processor. The processor may obtain a first set of one or more touches on a remote surface of a remote device based on a signal received on a communication link between the device and the remote device. receive information associated with the first set of one or more touches through the signal. detect a gesture on the display, and determine whether the information is to be used to obtain content based on the gesture.Type: GrantFiled: April 17, 2007Date of Patent: February 8, 2011Assignee: Sony Ericsson Mobile Communications ABInventor: Ola Karl Thorn
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Patent number: 7884806Abstract: A proximity sensor device and method is provided that facilitates improved device usability by providing a at least one control function prior to the specialized host software loading, and then switch to provide full range of functionality when the specialized host software has been loaded. In one embodiment, the proximity sensor device comprises a proximity sensor adapted to detect object presence and a controller configured to output simulated keyboard information and output object positional information. For example, when operating in a first mode prior to the specialized host software loading the controller outputs the simulated keyboard information that indicates a control function to a keyboard controller. Then, when operating in a second mode after the specialized host software has been loaded, the controller outputs object positional information to the keyboard controller. The object positional information can be used to provide a full range of user interface functions.Type: GrantFiled: May 14, 2007Date of Patent: February 8, 2011Assignee: Synaptics IncorporatedInventor: Raymond Alexander Trent, Jr.
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Patent number: 7884807Abstract: A proximity sensor device and method is provided that facilitates orientation changes in displays. The proximity sensor device and method provide a user with the ability to indicate an orientation change in a display using the sensing region of a proximity sensor device as a user interface. In one specific embodiment, proximity sensor device is implemented to indicate an orientation change in a first way responsive to detected object motion along the sensing region in a first direction, and is further implemented to indicate an orientation change in a second way responsive to detected object motion along the sensing region in a second direction. Thus, a user can cause orientation changes of different ways through the use of object motions in different directions along the sensing region.Type: GrantFiled: May 15, 2007Date of Patent: February 8, 2011Assignee: Synaptics IncorporatedInventors: Torbjorn Hovden, Mark Andrew Huie, Thuy Thanh Bich Le, Phillip Frank Acker, Jr.
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Patent number: 7884808Abstract: A cover for a mobile device is provided. The cover includes a support member having an upper surface, and a touch sensitive portion located on the upper surface of the support member, the touch sensitive portion being configured to generate a signal when touched to control the mobile device. A mobile device is also provided. The mobile device has a cover including a support member having an upper surface, and a touch sensitive portion located on the upper surface of the support member, the touch sensitive portion being configured to generate a signal when touched to control the mobile device. The mobile device also includes a display unit located in the mobile device.Type: GrantFiled: August 28, 2007Date of Patent: February 8, 2011Assignee: LG Electronics Inc.Inventor: Won Seok Joo
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Patent number: 7884809Abstract: A method and a system for navigating a display screen to search for a desired item of information stored in an electronic device. The electronic device includes a novel fly over user interface (FOUI) capable of receiving commands from a user to provide a zoom out view of the display screen. A user may commence a navigation session by touching the display screen in a non active area or by clicking on a specifically designated icon to activate the user interface. During the navigation session, the display screen is zoomed-out and a magnifying area may appear on the display screen. The user interface enables the user to scroll the zoomed-out display screen by dragging the magnifying area towards an edge of the display screen to find a desired item of information. The display screen may be a display screen of a digital device (e.g., portable computer, personal computer, a cellular telephone, a digital watch, etc). The user may terminate a navigation session by removing the pointer from the display screen.Type: GrantFiled: February 16, 2009Date of Patent: February 8, 2011Assignee: Access Systems Americas, Inc.Inventors: Gilles Fabre, Jeff Parrish
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Patent number: 7884810Abstract: Unevenness detecting apparatus for compensating for threshold voltage and method thereof is provided with a plurality of scan lines and a plurality of data lines and a pixel circuit arranged in each point which the scan lines and the data lines are intersected. The unevenness detecting apparatus for compensating for the threshold voltage and method thereof may accurately sense a state of minute unevenness such as fingerprints by using an active element (e.g., TFT) as an element of which pixel circuit is composed.Type: GrantFiled: April 3, 2006Date of Patent: February 8, 2011Assignee: Silicon Display Technology Co., Ltd.Inventors: Jin Jang, Ji-Ho Hur, Se-Hwan Kim, Seung-Hyun Park
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Patent number: 7884811Abstract: A hand-holdable, durable digital writing and sketching device or assembly having rugged construction that houses an on-board camera with a view through an optical window of a writing surface brought in view by a user moving the device. The device is rugged, sealed, and is capable of withstanding dropping, water submersion, abrasive incursions, and resistance to chemical and fungal degradation. The optical window and optic channel to the camera is protected by a durable and replaceable light-transmitting shield that provides a sealed barrier to the environmental elements harmful to the functioning of the device. The writing and sketching device oscillates between a stowed and a deployed state. The deployed state includes the camera being in view the writing surface and the stowed state includes the camera being either masked from viewing the writing surface or aimed internally from viewing the writing surface.Type: GrantFiled: May 21, 2007Date of Patent: February 8, 2011Assignee: Adapx Inc.Inventors: Robert M. Paratore, Scott Lind, David McGee
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Patent number: 7884812Abstract: Disclosed is a liquid crystal projector comprising operation means for operating a liquid crystal projector; means for previously registering a password; means for entering, in a case where the password is registered, a password when the power to the liquid crystal projector is turned on; and means for comparing the entered password with the registered password and making it possible to operate the liquid crystal projector by the operation means only when both the passwords coincide with each other.Type: GrantFiled: August 20, 2003Date of Patent: February 8, 2011Assignee: Sanyo Electric Co., Ltd.Inventors: Hisashi Nakamura, Tomohiko Fujii
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Patent number: 7884813Abstract: An apparatus for driving a self-luminescent display panel is provided with a plurality of luminescent elements 14 that are arranged at intersection positions of a plurality of data lines and a plurality of scanning lines. One frame period is time-divided into N subframe periods (N is a positive integer). A gradation display is set by an accumulated sum of one or plural lighting control periods. The apparatus is provided with first gradation control means (21, 24, 25, 26, 30) for lighting at least two other subframe periods at a brightness level a in addition to subframe periods lit at a brightness level a?1, assuming that a is an integer satisfying 0<a<N.Type: GrantFiled: March 15, 2006Date of Patent: February 8, 2011Assignee: Tohoku Pioneer CorporationInventor: Shuichi Seki
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Patent number: 7884814Abstract: An apparatus and method for concealing and revealing a light emitting display. The apparatus includes a housing structure, for positioning about the display, which has an opening aligned for visual access to the display. A film is disposed within the opening, which has the optical properties of partial reflectance and partial transmittance. A shade is supported by the housing structure, and includes a means for moving the shade between a concealed position that disables visual access to the display and a revealed position that enables visual access to the display.Type: GrantFiled: January 12, 2007Date of Patent: February 8, 2011Inventor: Jonathan W. Graham
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Patent number: 7884815Abstract: A handheld computing device featuring interchangeable display units is disclosed. The handheld computing device includes a processing unit and a visual display unit detachable from the processing unit. The processing unit and the detachable visual display unit include communication ports capable of communicating with each other. The processing unit further can receive information representative of the properties of the detachable visual display unit.Type: GrantFiled: May 8, 2007Date of Patent: February 8, 2011Assignee: Palm, Inc.Inventors: Sherridythe A. Fraser, Shawn R. Gettemy, Kevin Lee, Yoon Kean Wong, Lawrence Lam
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Patent number: 7884816Abstract: Scanning beam display systems using fluorescent screens and various servo feedback control mechanisms to control display imaging qualities, including techniques and mechanism for measuring and correcting pyramidal errors of a polygon scanner.Type: GrantFiled: December 13, 2006Date of Patent: February 8, 2011Assignee: Prysm, Inc.Inventors: Alan C. Burroughs, Mark A. Pajdowski, David L. Kent, Roger A. Hajjar
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Patent number: 7884817Abstract: An API is provided that enables programmability of a 3D chip, wherein programming or algorithmic elements written by the developer can be downloaded to the chip, thereby programming the chip to perform those algorithms. A developer writes a routine that is downloadable to a 3D graphics chip. There are also a set of algorithmic elements that are provided in connection with the API that have already been programmed for the developer, that are downloadable to the programmable chip for improved performance. Thus, a developer may download preexisting API objects to a 3D graphics chip. A developer adheres to a specific format for packing up an algorithmic element, or set of instructions, for implementation by a 3D graphics chip. The developer packs the instruction set into an array of numbers, by referring to a list of ‘tokens’ understood by the 3D graphics chip. This array of numbers in turn is mapped correctly to the 3D graphics chip for implementation of the algorithmic element by the 3D graphics chip.Type: GrantFiled: September 2, 2004Date of Patent: February 8, 2011Assignee: Microsoft CorporationInventors: Charles N. Boyd, Michael A. Toelle
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Patent number: 7884818Abstract: Provided is an article design support system featuring enhanced degree of freedom in terms of designing articles (for example, an article of furniture). A part space P surrounding a part incorporated in a cell space S is correlated with the cell space S, which is formed by a frame constituting a unit. The position (dimensions) of the part space P in the cell space S is defined by part space data specifying a relative position and relative dimensions using the cell space S as a reference. The position (dimensions) of a part in the part space P is defined by part (element) data specifying a relative position and relative dimensions using the part space P as a reference.Type: GrantFiled: December 16, 2005Date of Patent: February 8, 2011Inventor: Kenichi Ninomiya
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Patent number: 7884819Abstract: By merging or adding the color contributions from objects intersected by secondary rays, the image processing system may accumulate color contributions to pixels from objects intersected by secondary rays as the further color contributions are determined. Furthermore, by associating a scaling factor of color contribution with objects and with secondary rays which intersect the objects, color contributions due to secondary ray/object intersections may be calculated at a later time than the color contribution to a pixel from original ray/object intersection. Consequently, it is not necessary for a vector throughput engine or a workload manager to wait for all secondary ray/object intersections to be determined before updating the color of a pixel.Type: GrantFiled: September 27, 2006Date of Patent: February 8, 2011Assignee: International Business Machines CorporationInventors: Jamie R. Kuesel, Eric O. Mejdrich, Robert A. Shearer
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Patent number: 7884820Abstract: Interactive relighting with dynamic reflectance involves relighting a graphical scene with dynamic changes to the reflectance(s) in the graphical scene. A graphical scene may include source radiance, regions having reflectances, a surface spot, incident radiation from the source radiance at the surface sport, an incident direction, a viewing direction, exit radiance, and so forth. In an example embodiment, a graphical scene is relighted based on at least one adjusted reflectance of the graphical scene using an incident radiance at a surface spot that is separated into respective incident radiance components corresponding to different respective numbers of interreflections in the graphical scene. In another example embodiment, a graphical scene is relighted based on at least one adjusted reflectance of the graphical scene using a tensor representation for a reflectance of a surface spot with the tensor representation being segmented into three adjustable factors for lighting, viewing, and reflectance.Type: GrantFiled: June 15, 2007Date of Patent: February 8, 2011Assignee: Micorsoft CorporationInventors: Kun Zhou, Yanyun Chen, Stephen S. Lin, Baining Guo
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Patent number: 7884822Abstract: A game apparatus includes a first LCD and a second LCD, and on the first LCD, a two-dimensional game screen including objects positioned in a two-dimensional coordinate is displayed. When a two-dimensional coordinate of a specific object out of the objects positioned in the two-dimensional coordinate satisfies a predetermined condition, a three-dimensional coordinate of each of the objects is calculated on the basis of the two-dimensional coordinate of each of the objects. The object is modeled in the calculated three-dimensional coordinate, moved by a predetermined animation, and then shot by a virtual camera. Accordingly, a game screen of an image (animation) of the three-dimensional virtual space shot by the virtual camera is displayed on the second LCD.Type: GrantFiled: September 5, 2006Date of Patent: February 8, 2011Assignee: Nintendo Co., Ltd.Inventors: Shinya Saito, Yasunari Watanabe, Kenichi Yokoo
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Patent number: 7884823Abstract: Game data is rendered in three dimensions in the GPU of a game console. A left camera view and a right camera view are generated from a single camera view. The left and right camera positions are derived as an offset from a default camera. The focal distance of the left and right cameras is infinity. A game developer does not have to encode dual images into a specific hardware format. When a viewer sees the two slightly offset images, the user's brain combines the two offset images into a single 3D image to give the illusion that objects either pop out from or recede into the display screen. In another embodiment, individual, private video is rendered, on a single display screen, for different viewers. Rather than rendering two similar offset images, two completely different images are rendered allowing each player to view only one of the images.Type: GrantFiled: June 12, 2007Date of Patent: February 8, 2011Assignee: Microsoft CorporationInventors: Joe Bertolami, Robert M. Craig, Dax Hawkins, Sing Bing Kang, Jonathan E. Lange
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Patent number: 7884824Abstract: A method for processing status information on determined functions in a wireless terminal device. Reference information on the appearance of an element of a display, such as a selection or a background element, and the status of status information is determined. The status of the status information, such as availability, on pointable targets is determined. When a target is pointed by a selection element, the appearance of the element of the display is selected in a predetermined manner in accordance with the status of the status information. The method can be implemented by a wireless terminal device or by a software product arrangeable in a terminal device.Type: GrantFiled: June 14, 2004Date of Patent: February 8, 2011Assignee: Nokia CorporationInventor: Erika Reponen
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Patent number: 7884825Abstract: An edge function is computed from two vertex coordinates given by a rendering target line. Gradient determination is then performed on the edge function, and the functions representing two shift lines that are formed by translating the rendering target line in the y-axis direction or x-axis direction depending on the angle formed by the rendering target line and the x-axis of the rendering plane coordinate system by 0.5d and ?0.5d will be computed, where d denotes the width of one pixel. Then, the number of subpixels included in a parallelogram, which has four points of the starting points and ending points of the two shift lines as vertices, is acquired so as to determine the pixel value of each pixel based on the number.Type: GrantFiled: October 21, 2005Date of Patent: February 8, 2011Assignee: Sony Computer Entertainment Inc.Inventors: Teruyuki Nakahashi, Tanio Nagasaki, Minoru Takahata