Patents Examined by Andrew Yeretsky
  • Patent number: 8797260
    Abstract: A game controller is disclosed.
    Type: Grant
    Filed: May 6, 2006
    Date of Patent: August 5, 2014
    Assignee: Sony Computer Entertainment Inc.
    Inventors: Xiaodong Mao, Richard L. Marks, Gary M. Zalewski
  • Patent number: 8736521
    Abstract: A display device includes a pixel array portion in which sub-pixels each including an electro-optic element, a write transistor for writing a video signal, a hold capacitor for holding the video signal written by the write transistor, and a drive transistor for driving the electro-optic element in accordance with the video signal held in the hold capacitor are disposed in a matrix, and each unit pixel is composed of the plurality of adjacent sub-pixels belonging to a plurality of rows. The display device further includes power source supply lines through which power source potentials different in potential from one another are selectively supplied to the drive transistors. One power source supply line is wired every plural rows.
    Type: Grant
    Filed: October 15, 2008
    Date of Patent: May 27, 2014
    Assignee: Sony Corporation
    Inventors: Junichi Yamashita, Katsuhide Uchino
  • Patent number: 8698733
    Abstract: Disclosed is an electrophoretic display and a method for driving the electrophoretic display. The method for driving the electrophoretic display, which includes a first electrode, a second electrode, and an electrophoretic layer including electrophoretic particles disposed in a plurality of pixels receiving the voltage for driving from the first electrode and the second electrode and provided between the first electrode and the second electrode includes applying a reset voltage to the pixels, applying a reset compensation voltage including reversed polarity to the reset voltage to the pixels, applying an image display voltage including the same or different polarity during a predetermined time between the neighboring pixels, and applying an image display compensation voltage including reversed polarity to the image display voltage to the pixels during a predetermined time.
    Type: Grant
    Filed: June 6, 2008
    Date of Patent: April 15, 2014
    Assignee: Samsung Display Co., Ltd.
    Inventors: Sung-Jin Hong, Il-Pyung Lee, Jae-Byung Park, Yong-Woo Lee, Sung-Hoon Yang
  • Patent number: 8659511
    Abstract: A data driver capable of displaying images with a substantially uniform brightness, an organic light emitting display device using the same, and a method of driving the organic light emitting display device. The data driver includes a plurality of current sink units for controlling predetermined currents to flow through data lines, a plurality of voltage generators for resetting values of gray scale voltages using compensation voltages generated when the predetermined currents flow, a plurality of digital-to-analog converters for selecting one gray scale voltage among the gray scale voltages as a data signal in response to bit values of the data supplied from the outside, and a plurality of switching units for supplying the data signal to the data lines. The predetermined currents may be set equal to pixel currents that correspond to a maximum brightness.
    Type: Grant
    Filed: August 7, 2006
    Date of Patent: February 25, 2014
    Assignees: Samsung Display Co., Ltd., IUCF-HYU (Industry-University Cooperation Foundation Hanyang University)
    Inventors: Do Hyung Ryu, Bo Yong Chung, Hong Kwon Kim, Oh Kyong Kwon
  • Patent number: 8654081
    Abstract: A mobile terminal is disclosed, by which the feel of manipulation of a mobile terminal keypad is enhanced and by which brightness deviation of keypad illumination is minimized. The present invention includes at least one or more light sources, a keypad having a plurality of manipulating buttons, each having a button protrusion provided to a bottom of the corresponding manipulating button, a light guide film configured to have light provided by the at least one light source enter a lateral side thereof, the light guide film having a plurality of insertion holes configured to have the button protrusions pass through, respectively, and a printed circuit board having a dome switch pressurized by the button protrusion of the keypad and an electrode part selectively coming contact with the dome switch, wherein a width of at least one of the insertion holes provided to the light guide film is different from a length thereof.
    Type: Grant
    Filed: January 28, 2010
    Date of Patent: February 18, 2014
    Assignee: LG Electronics Inc.
    Inventor: Yun Taek Jung
  • Patent number: 8619042
    Abstract: A display apparatus includes a touch panel provided overlapped on a display screen, a touch pen allowing switching of degree of smoothness of a pen tip portion in a plurality of levels and a controller causing, when the tip end of the touch pen touches the touch panel, a prescribed object image to be displayed on a position corresponding to the touched position. The controller includes a display manner selecting unit for selecting a manner of displaying the object image in accordance with the degree of smoothness of the tip end portion of the touch pen, and a display controller for displaying the object in the display manner selected by the display manner selecting unit at the position corresponding to the touched position.
    Type: Grant
    Filed: November 10, 2008
    Date of Patent: December 31, 2013
    Assignee: Sharp Kabushiki Kaisha
    Inventor: Toshiyuki Taniuchi
  • Patent number: 8558826
    Abstract: A driving circuit for a display device for selectively outputting a driving voltage positive or negative with respect to a given reference voltage of the display device in accordance with an image signal, includes an input stage circuit; and an output stage circuit for outputting a driving voltage between a given high voltage and a first intermediate voltage or a driving voltage between a second intermediate voltage and a given low voltage in accordance with a pair of output stage control signals output from the input stage circuit.
    Type: Grant
    Filed: June 6, 2008
    Date of Patent: October 15, 2013
    Assignee: Panasonic Corporation
    Inventors: Kazuhito Ito, Junji Takiguchi, Tooru Suyama
  • Patent number: 8552945
    Abstract: A liquid crystal display device and method for driving the same is described for reducing a compensating deviation of a common voltage. The liquid crystal display device includes a liquid crystal display panel; a data driver for driving data lines of the liquid crystal display panel; a gate driver for driving gate lines of the liquid crystal display panel; and a common voltage compensating unit for generating a plurality of compensating signals for compensating respective distortions of common voltages at a plurality of common regions of a common electrode of the liquid crystal display panel by using common voltages fed back from the common regions, and supplying compensating signals corresponding to each of the plurality of common regions.
    Type: Grant
    Filed: June 5, 2008
    Date of Patent: October 8, 2013
    Assignee: LG Display Co., Ltd.
    Inventor: Chae Wook Lim
  • Patent number: 8514204
    Abstract: A capacitive touch panel has a plurality of traces including a boundary trace, and a virtual trace is defined outward of the boundary trace and assigned with a virtual coordinate and a virtual capacitance for interpolation to position a touch point around the boundary of the capacitive touch panel, thereby eliminating the non-addressable region of the capacitive touch panel.
    Type: Grant
    Filed: August 25, 2010
    Date of Patent: August 20, 2013
    Assignee: Elan Microelectronics Corporation
    Inventors: Hung Nien, Yi-Hsin Tao, Chih-Hsien Teng, Hsin-Shieh Tsai, Chun-Chung Huang, Chia-Hsing Lin
  • Patent number: 8502798
    Abstract: A system and method for detecting and tracking multiple objects on a touchpad or touchscreen, wherein the method provides a new data collection algorithm, wherein the method reduces a calculation burden on a processor performing detection and tracking algorithms, wherein multiple objects are treated as elements of a single object and not as separate objects, wherein the location of the objects are treated as end-points of a single object when two objects are detected, and treated as a perimeter or boundary when more than two objects are detected.
    Type: Grant
    Filed: October 9, 2012
    Date of Patent: August 6, 2013
    Assignee: Cirque Corporation
    Inventors: David Taylor, Paul Vincent, Jared C. Hill, Richard D. Woolley
  • Patent number: 8451209
    Abstract: A liquid crystal display device in which a frame of the image signal to be displayed is written into a liquid crystal display panel while a backlight is activated intermittently within one frame period so as to prevent blur injury arising when displaying motion pictures includes: sections and for variably controlling the illumination duration of the backlight based on the detected type of the image content to be displayed. This configuration makes it possible to appropriately control the image quality degradation caused by blur injury, stroboscopic effect and flickering, hence realize total image quality improvement.
    Type: Grant
    Filed: December 8, 2003
    Date of Patent: May 28, 2013
    Assignee: Sharp Kabushiki Kaisha
    Inventors: Michiyuki Sugino, Takashi Yoshii, Toshiyuki Fujine
  • Patent number: 8405592
    Abstract: A driving apparatus, a system and a method thereof is provided by the present invention. The driving apparatus has at least an output terminal and includes a driving circuit and a control switch. The control switch is electrically coupled with the driving circuit. The driving circuit receives an input signal and converts the input signal into an analog driving signal. The control switch is controlled by a control signal. When the control switch is turned on, the analog driving signal is able to be sent to the output terminal of the driving apparatus. The control signal further controls the spike current generated as turning on the control switch so as to reduce the spike current. The driving apparatus can be applied to an LCD system, so that the panel and the chips of the LCD system have longer life time, lower electricity consumption and better heat dissipation performance.
    Type: Grant
    Filed: June 6, 2008
    Date of Patent: March 26, 2013
    Assignee: Novatek Microelectronics Corp.
    Inventor: Wei-Ta Chiu
  • Patent number: 8384645
    Abstract: A method for driving an LCD panel and an LCD using the same are provided. The method includes following steps. Firstly, a number of scan signals are provided sequentially, and an enabling time of the scan signals excluding the last scan signal is adjusted according to a compensation time, so as to unfix the enabling time of these scan signals. Next, the scan signals having the unfixed enabling time are sequentially provided to an LCD panel, so as to turn on a number of row pixels of the LCD panel one by one. Thereby, the entire brightness of the LCD can be uniformed by applying the method disclosed in the present invention.
    Type: Grant
    Filed: May 29, 2008
    Date of Patent: February 26, 2013
    Assignee: Au Optronics Corporation
    Inventors: Mei-Sheng Ma, Chien-Hung Chen, Chun-Huai Li
  • Patent number: 8339337
    Abstract: Disclosed herein is a display apparatus including: a pixel array section including pixel circuits each having an electro optical device, a signal writing transistor, a signal storage capacitor, and a device driving transistor; and a pixel driving section, wherein: in a no-light emission period, the pixel driving section carries out a threshold-voltage correction process by changing an electric potential appearing on an electrode of the device driving transistor close to the electro optical device toward an electric potential obtained by subtracting the threshold voltage of the device driving transistor from the initialization electric potential of the gate electrode of the device driving transistor and a mobility correction process of negatively feeding a current flowing through the device driving transistor back to the gate electrode of the device driving transistor; and when a current is not flowing through the device driving transistor, the pixel driving section applies a positive bias voltage to the gate
    Type: Grant
    Filed: October 15, 2008
    Date of Patent: December 25, 2012
    Assignee: Sony Corporation
    Inventors: Junichi Yamashita, Tetsuro Yamamoto, Katsuhide Uchino
  • Patent number: 8284166
    Abstract: A system and method for detecting and tracking multiple objects on a touchpad or touchscreen, wherein the method provides a new data collection algorithm, wherein the method reduces a calculation burden on a processor performing detection and tracking algorithms, wherein multiple objects are treated as elements of a single object and not as separate objects, wherein the location of the objects are treated as end-points of a single object when two objects are detected, and treated as a perimeter or boundary when more than two objects are detected.
    Type: Grant
    Filed: November 10, 2008
    Date of Patent: October 9, 2012
    Assignee: Cirque Corporation
    Inventors: David Taylor, Paul Vincent, Jared C. Hill, Richard D. Woolley
  • Patent number: 8248397
    Abstract: Disclosed herein is a method of driving an organic electroluminescence emission portion, the driving method including the steps of: executing steps from preprocessing step to writing step for at least continuous three scanning time periods; applying a first node initialization voltage to corresponding one of the data lines, and supplying the video signal instead of the first node initialization voltage for each of the scanning time periods; applying the first node initialization voltage from the corresponding one of the data lines to the first node through the write transistor held in the ON state, thereby initializing the potential at the first node; and applying the first node initialization voltage from the corresponding one of the data lines to the first node through the write transistor held in an ON state, thereby holding the potential at the first node.
    Type: Grant
    Filed: October 9, 2008
    Date of Patent: August 21, 2012
    Assignee: Sony Corporation
    Inventors: Naobumi Toyomura, Katsuhide Uchino, Tetsuro Yamamoto
  • Patent number: 8199081
    Abstract: Disclosed herein is a display apparatus including: a pixel array section including pixel circuits laid out to form a matrix as pixel circuits each having an electro optical device, a signal writing transistor, a device driving transistor, and a storage capacitor; a power-supply scan circuit; a signal outputting circuit; and a write scan circuit.
    Type: Grant
    Filed: October 14, 2008
    Date of Patent: June 12, 2012
    Assignee: Sony Corporation
    Inventor: Tetsuo Minami
  • Patent number: 8044914
    Abstract: A method and apparatus of compensating for a kick-back voltage to reduce the generation of flicker in a liquid crystal display (LCD). The method of compensating for a kick-back voltage includes correcting input pixel data using a kick-back correction function that meets a condition on which a response characteristic of a voltage detected from a pixel electrode of a liquid crystal cell for a positive input pixel signal and a response characteristic of a voltage detected from the pixel electrode of the liquid crystal cell for a negative input pixel signal become symmetrical without causing a saturation state on a basis of a kick-back voltage measured from an LCD panel to generate corrected pixel data, and driving the LCD panel using the corrected pixel data.
    Type: Grant
    Filed: March 13, 2008
    Date of Patent: October 25, 2011
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Jae-chul Lee, Jong-seon Kim