Patents by Inventor Yao-Jen Hsieh

Yao-Jen Hsieh has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Patent number: 8284217
    Abstract: Disclosure is a method for randomly and dynamically generating a dynamic index, incorporated in a dynamic index system to improve the color performance of a display, comprises: transmitting video data to the dynamic index system; dynamically generating a substantially random number by a pseudo-random number generating unit; selecting the m bits of the substantially random number as a target adapted to as a position code of the dynamic pattern index matrix; and generating the two-dimensional dynamic pattern index matrix (S×T) by operating the position code.
    Type: Grant
    Filed: January 26, 2007
    Date of Patent: October 9, 2012
    Assignee: Au Optronics Corp.
    Inventors: Wen-Chieh Chang, Yao-Jen Hsieh, Huan-Hsin Li
  • Patent number: 8274493
    Abstract: A touch panel and a portable electronic device thereof are provided. The present invention can accurately determine a position touched by a user on the touch panel by judging whether or not a potential voltage value between a reference capacitor and a sensing capacitor of a pixel having a sensing area being changed, or to determine whether a switch of a pixel having the sensing area being conducted.
    Type: Grant
    Filed: February 24, 2012
    Date of Patent: September 25, 2012
    Assignee: Au Optronics Corporation
    Inventors: Mei-Sheng Ma, Hsin-Hung Lee, Yao-Jen Hsieh, Yung-Hsien Ho, Heng-Sheng Chou, Chun-Huai Li, Meng-Hsiang Chang
  • Publication number: 20120200551
    Abstract: A driving method with reducing image sticking effect is disclosed. The driving method includes applying a voltage on the data lines for trapping impurities crossing the data lines and lowering the degree of the image sticking effect, and applying different asymmetric waveforms to different data lines for trapping impurities crossing the data lines and lowering the degree of the image sticking effect.
    Type: Application
    Filed: August 4, 2011
    Publication date: August 9, 2012
    Inventors: Pin-Miao Liu, Shui-Chih Lien, Chia-Horng Huang, Chien-Huang Liao, Yu-Hsi Ho, Ting-Jui Chang, Yao-Jen Hsieh, Jenn-Jia Su
  • Patent number: 8237877
    Abstract: A touch panel includes two substrates, a sealant positioned between the substrates, a liquid crystal layer disposed between the substrates and enclosed by the sealant, and a first and a second sensing zones disposed on the substrate, wherein the first sensing zone is enclosed by the second sensing zone, and the second sensing zone is enclosed by the sealant. The first and second sensing zones have at least a first sensor and at least a second sensor respectively. The first sensor has a first sensor gap, and the second sensor has a second sensor gap smaller than the first sensor gap.
    Type: Grant
    Filed: November 10, 2008
    Date of Patent: August 7, 2012
    Assignee: AU Optronics Corp.
    Inventors: Hsin-Hung Lee, Mei-Sheng Ma, Yuan-Chun Wu, Kuo-Hsing Cheng, Jia-Lang Hsu, Pei-Yu Chen, Yao-Jen Hsieh
  • Patent number: 8217888
    Abstract: A method for processing images in a liquid crystal display is provided. The method includes the steps of: acquiring a backlight index according to an image; adjusting a backlight according to the backlight index; acquiring a reference gray level according to the adjusted backlight, wherein the reference gray level lies in between a first gray level boundary and a second gray level boundary; transferring a gray level of the image into a corresponding output gray level according to the backlight index when the gray level of the image lying in between the reference gray level and the first gray level boundary; and transferring the gray level of the image into another corresponding output gray level according to a linear relationship when the gray level of the image lying in between the reference gray level and the second gray level boundary.
    Type: Grant
    Filed: April 16, 2008
    Date of Patent: July 10, 2012
    Assignee: Au Optronics Corp.
    Inventors: Ming-Fon Chien, Ming-Jong Jou, Yao-Jen Hsieh, Yu-Hsi Ho
  • Publication number: 20120169677
    Abstract: A liquid crystal display (LCD) and an LCD panel thereof are provided. The structure of the pixel array of the LCD panel is the structure of the one third source driving (OTSD), and by which skillfully layout the coupled relationship among each pixel, each signal line and each scan line, such that the LCD panel can be driven by a column inversion to achieve the purpose of single-dot inversion displaying, and thus not only reducing the power consumption of the whole LCD, but also promoting the display quality.
    Type: Application
    Filed: April 29, 2011
    Publication date: July 5, 2012
    Applicant: AU OPTRONICS CORPORATION
    Inventors: Chun-Chi Lai, Ching-Wei Chen, Tsan-Chun Wang, Kuo-Hsing Cheng, Yao-Jen Hsieh
  • Publication number: 20120154320
    Abstract: A touch panel and a portable electronic device thereof are provided. The present invention can accurately determine a position touched by a user on the touch panel by judging whether or not a potential voltage value between a reference capacitor and a sensing capacitor of a pixel having a sensing area being changed, or to determine whether a switch of a pixel having the sensing area being conducted.
    Type: Application
    Filed: February 24, 2012
    Publication date: June 21, 2012
    Applicant: AU OPTRONICS CORPORATION
    Inventors: Mei-Sheng Ma, Hsin-Hung Lee, Yao-Jen Hsieh, Yung-Hsien Ho, Heng-Sheng Chou, Chun-Huai Li, Meng-Hsiang Chang
  • Patent number: 8199120
    Abstract: A repairable touch control device includes a substrate, a sensor circuit, and at least a repairing wiring. The substrate includes a sensor region, and a peripheral region. The sensor circuit, which includes sensor wirings, is disposed in the sensor region. The repairing wiring is disposed in the peripheral region for repairing the sensor wirings.
    Type: Grant
    Filed: December 22, 2008
    Date of Patent: June 12, 2012
    Assignee: AU Optronics Corp.
    Inventors: Yuan-Chun Wu, Hsin-Hung Lee, Mei-Sheng Ma, Kuo-Hsing Cheng, Yao-Jen Hsieh
  • Patent number: 8179408
    Abstract: A projective capacitive touch apparatus and a method for identifying multi-touched positions are provided. The multi-touched positions are touched on a projective capacitive touch panel. The method comprises the following steps: generating a first set of reference values according to the first touch position; generating a plurality of second sets of reference values according to a second touch position, and filtering out at least one ghost second set of reference values from the second sets of reference values. Furthermore, the plurality of second sets of reference values comprise a real second set of reference value and at least one ghost second set of reference values, while the ghost second set of reference values comprises parts of the first set of reference values.
    Type: Grant
    Filed: December 31, 2008
    Date of Patent: May 15, 2012
    Assignee: Au Optronics Corp.
    Inventors: Hsiang-Yi Chen, Yao-Jen Hsieh, Heng-Sheng Chou, Ming-Jong Jou, Pang-Chiang Chia, Shih-Yi Liao
  • Patent number: 8159466
    Abstract: A touch panel and a portable electronic device thereof are provided. The present invention can accurately determine a position touched by a user on the touch panel by judging whether or not a potential voltage value between a reference capacitor and a sensing capacitor of a pixel having a sensing area being changed, or to determine whether a switch of a pixel having the sensing area being conducted.
    Type: Grant
    Filed: January 22, 2009
    Date of Patent: April 17, 2012
    Assignee: Au Optronics Corporation
    Inventors: Mei-Sheng Ma, Hsin-Hung Lee, Yao-Jen Hsieh, Yung-Hsien Ho, Heng-Sheng Chou, Chun-Huai Li, Meng-Hsiang Chang
  • Patent number: 8139898
    Abstract: An image processing device includes an image acquisition module, a memory module, and an image signal processing module, for performing an image enlargement and enhancement. The image acquisition module sequentially reads in an image block, including a unit pixel matrix and an exterior pixel matrix, wherein each pixel matrix includes a plurality of pixels and each pixel is associated with a parameter. The memory module stores a plurality of predefined edge patterns. The image signal processing module compares a loaded image block with predefined edge patterns, and determines if it is an edge block. Then, the image signal processing module further classifies its pixels into two groups, and calculates a continuous separating boundary between the two groups. Finally, the image signal processing module enlarges an edge block by placing new pixels inside its unit pixel matrix, wherein the new pixel parameters are extrapolated from the two classified pixel groups to maintain a sharp edge boundary.
    Type: Grant
    Filed: April 30, 2008
    Date of Patent: March 20, 2012
    Assignee: AU Optronics Corporation
    Inventors: Jen-Hui Chuang, Szu-Hui Wu, Horng-Horng Lin, Shih-Shiung Huang, Yao-Jen Hsieh
  • Patent number: 8125437
    Abstract: An over-driving device is provided. In a first frame, a compression circuit compresses a first image signal to generate a first compression image signal, and a buffer temporarily stores the first compression image signal. In a following second frame, the compression circuit compresses a second image signal to generate a second compression image signal, and the buffer outputs the first compression image signal to serve as a first buffer image signal. A comparison circuit compares the second compression image signal and the first buffer image signal and generates an enable signal according comparison result. A decompression circuit decompresses the first buffer image signal to generate a previous image signal. An over-driving unit receives the second image signal to serve to a current image signal and receives the previous image signal and the enable signal. The over-driving unit over drives the display device or not according to the enable signal.
    Type: Grant
    Filed: August 10, 2007
    Date of Patent: February 28, 2012
    Assignee: AU Optronics Corp.
    Inventors: Pang-Chiang Chia, Chun-Hung Huang, Yao-Jen Hsieh, Heng-Sheng Chou
  • Patent number: 8120569
    Abstract: An apparatus and method for adaptively adjusting backlight are described. The backlight adjusting apparatus includes an intensity-pair distribution device, a brightness compensation module, a frame-adjusting device, a backlight control device, and a backlight module. The intensity-pair distribution device generates a plurality of intensity-pair distribution values of the image frames each composed of a plurality of pixel data. The brightness compensation module computes a dark-state ratio of the pixel data of a current image frame in response to the intensity-pair distribution values, and computes a brightness index of the current image frame in response to the dark-state ratio for generating a brightness compensating signal based on the dark-state ratio and the brightness index. The frame adjusting device adjusts the brightness of the total pixel data of the current image frame in response to brightness compensating signal.
    Type: Grant
    Filed: July 10, 2007
    Date of Patent: February 21, 2012
    Assignee: AU Optronics Corp.
    Inventors: Ming-jong Jou, Yao-jen Hsieh, Huan-hsin Li
  • Publication number: 20120001958
    Abstract: An electrophoretic display and a driving method thereof are provided. The electrophoretic display includes a display panel, a storage unit, a timing controller (TCON). The display panel has a plurality of sub-pixels. The storage unit stores a plurality sets of driving waveforms, wherein the lengths of driving waveforms in the sets of driving waveforms are different from each other. The TCON has an analysis module, couples to the display panel and the storage unit, and receives an image signal having a plurality of display data. The analysis module analyzes the display data to obtain a analysis result. The TCON selects one of the sets of driving waveforms according to the analysis result, and drives the sub-pixels according to the selected set of driving waveforms.
    Type: Application
    Filed: June 30, 2011
    Publication date: January 5, 2012
    Applicant: SiPix Technology Inc.
    Inventors: Chun-Ting Liu, Hsu-Ping Tseng, Yao-Jen Hsieh, Chi-Mao Hung, Ying Hua Hsu
  • Publication number: 20110285693
    Abstract: A driving method with reducing image sticking effect is disclosed. The driving method includes applying a voltage on the data lines for trapping impurities crossing the data lines and lowering the degree of the image sticking effect, and applying different asymmetric waveforms to different data lines for trapping impurities crossing the data lines and lowering the degree of the image sticking effect.
    Type: Application
    Filed: August 4, 2011
    Publication date: November 24, 2011
    Inventors: Pin-Miao Liu, Shui-Chih Lien, Chia-Horng Huang, Chien-Huang Liao, Yu-Hsi Ho, Ting-Jui Chang, Yao-Jen Hsieh, Jenn-Jia Su
  • Publication number: 20110279491
    Abstract: An exemplary driving method is adapted for a bistable display device including a pixel array. The pixel array includes a plurality of first pixels and a plurality of second pixels arranged in a predetermined manner. The driving method includes the following steps of: during a first time period, providing the first pixels with a first pixel voltage for black insertion and providing the second pixels with a second pixel voltage different from the first pixel voltage; during a second time period following the first time period, providing the first pixels with the second pixel voltage for white insertion and maintaining the second pixels provided with the second pixel voltage for white insertion; and during a third time period following the second time period, initiating the first pixels to display a gray scale image and providing the second pixels with the first pixel voltage for black insertion.
    Type: Application
    Filed: March 24, 2011
    Publication date: November 17, 2011
    Applicant: AU OPTRONICS CORP.
    Inventors: Sheng-Chao LIU, Yao-Jen Hsieh, Ching-Huan Lin
  • Patent number: 8026884
    Abstract: A system for driving a liquid crystal display is provided. The system receives a video signal including a first predetermined gray level signal and a second predetermined gray level signal. The system includes a memory, an impulse signal module, a first multiplexer and a detection unit. The memory stores the first predetermined gray level signal. The impulse signal module receives the first and second predetermined gray level signal to generate a plurality of impulse signals. The first multiplexer receives the plurality of impulse signals and outputs the second predetermined gray level signal or the plurality of impulse signals according to the first control signal. The detection unit generates a first control signal to be applied to the first multiplexer according to the first predetermined gray level signal and the second predetermined gray level signal.
    Type: Grant
    Filed: July 14, 2006
    Date of Patent: September 27, 2011
    Assignee: AU Optronics Corp.
    Inventors: Yao-Jen Hsieh, Huan-Hsin Li, Chih-Sung Wang
  • Publication number: 20110221740
    Abstract: A driving method of an electrophoretic display having at least a display particle is provided. The driving method includes the following steps. A first voltage difference is applied to a data line in a first period, in which the data line corresponds to one of the display particles. At least a particle restore period is inserted in the first period, and a second voltage difference is applied to the data line in the particle restore periods, in which the second voltage difference is different from the first voltage difference. With this method disclosed here, the maxima brightness, maxima darkness, contrast ratio, color saturation, bistability, and image updating time can be largely improved.
    Type: Application
    Filed: March 8, 2011
    Publication date: September 15, 2011
    Applicant: SIPIX TECHNOLOGY INC.
    Inventors: Bo-Ru Yang, Ping-Yueh Cheng, Chi-Mao Hung, Chun-An Wei, Yao-Jen Hsieh
  • Patent number: 8013823
    Abstract: A driving method with reducing image sticking effect is disclosed. The driving method includes applying a voltage on the data lines for trapping impurities crossing the data lines and lowering the degree of the image sticking effect, and applying different asymmetric waveforms to different data lines for trapping impurities crossing the data lines and lowering the degree of the image sticking effect.
    Type: Grant
    Filed: May 14, 2007
    Date of Patent: September 6, 2011
    Assignee: AU Optronics Corp.
    Inventors: Pin-Miao Liu, Shui-Chih Lien, Chia-Horng Huang, Chien-Huang Liao, Yu-Hsi Ho, Ting-Jui Chang, Yao Jen Hsieh, Jenn-Jia Su
  • Patent number: 7990401
    Abstract: A method for driving a liquid crystal display includes: a) receiving a video signal from a first group of gray scales values; b) comparing a current frame of the video signal with a previous frame to determine whether the current frame is in a static state or in a dynamic state; c) when the current frame is determined to be in the static state, converting the video signal to a driving signal; d) when the current frame is determined to be in the dynamic state, calculating a overdrive signal. The value of the driving signal is selected from a second group of gray scale values having at least one decimal point gray scale and having the same number of gray scale values as that of the first group of gray scale values. The value of the overdrive signal is selected from the first group of gray scale values.
    Type: Grant
    Filed: August 18, 2006
    Date of Patent: August 2, 2011
    Assignee: Au Optronics Corp.
    Inventors: Huan-Hsin Li, Yao-Jen Hsieh, Kuei-Hsueh Chen, Fang-Yu Su