Patents by Inventor Jen Hsieh

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).

  • DRIVING METHOD OF BISTABLE DISPLAY DEVICE
    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
  • SYSTEM, MODULE, AND METHOD FOR CONSTANT CURRENT CONTROLLING OF POWER CONVERTER
    Publication number: 20110255308
    Abstract: A system, a module, and a method for constant current controlling of a power converter are disclosed. The constant current controlling system includes a power converter and a constant current controlling module. The power converter has a transformer and a switching unit. The switch unit is coupled with the primary coil of the transformer. The constant current controlling module is coupled with the transformer and the switching unit, for generating a discharge time and detecting a current waveform signal, before generating a control signal in order to adjust the duration of the switching period of the switching unit to ensure that an output current of the power converter may remain substantially the same.
    Type: Application
    Filed: April 14, 2010
    Publication date: October 20, 2011
    Inventors: Chun-Kong Chan, Kuo-Jen Hsieh
  • MOVABLE TRANSFORMER EMBEDDED INTO AN OPENING OF A PCB AND A METHOD OF INSTALLING THE SAME
    Publication number: 20110254648
    Abstract: A movable transformer embedded into an opening of a PCB includes a first bobbin unit, a second bobbin unit, a third bobbin unit, a winding unit and a magnetic unit. The second bobbin unit is electrically connected to the PCB. The third bobbin unit is electrically connected to the PCB. The winding unit is disposed around the first bobbin unit, the second bobbin unit and the third bobbin unit. The magnetic unit passes through the first bobbin unit and disposed outside the first bobbin unit. In addition, one side of the first bobbin unit is slidably mated with the second bobbin unit, another side of the first bobbin unit is slidably mated with the third bobbin unit, so that the first bobbin unit is selectively moved from one position above the opening to another position in the opening.
    Type: Application
    Filed: April 15, 2010
    Publication date: October 20, 2011
    Inventors: CHUN-KONG CHAN, Kuo-Jen Hsieh
  • SYSTEM AND METHOD FOR CONTROLLING SENSORLESS MOTOR
    Publication number: 20110241588
    Abstract: A system and a method for controlling a sensorless motor are disclosed, where the system includes a motor driver and a zero crossing detector. The motor driver can drive the sensorless motor. The zero crossing detector can detect a zero-crossing point when the voltage of one motor coil of the sensorless motor is in a blanking period.
    Type: Application
    Filed: April 6, 2010
    Publication date: October 6, 2011
    Applicant: inergy Technology Inc.
    Inventors: Chien-Chung TSENG, Hsien-Wen HSU, Chien-Jen HSIEH
  • Optical module and positioning frame thereof
    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
  • DRIVING METHOD OF ELECTROPHORETIC DISPLAY
    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
  • Driving method for reducing image sticking
    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
  • METHOD OF FORMING EXPOSURE PATTERNS
    Publication number: 20110189597
    Abstract: The present invention discloses a method of forming exposure patterns. These steps of the present method comprise: a substrate is provided; a photoresist layer is formed over the substrate; subsequently, a photo mask with a pattern is placed and aligned to a corresponding location over the photoresist layer for at least double exposure processes, and the photo mask with a pattern is moved and aligned to another corresponding location over the photoresist layer during at least one exposure process; successively, at least one filter is provided to perform at least one exposure process, and the filter is placed above or below the photo mask; and the patterns with different dimensions are consequently formed on the substrate after partial photoresist is removed during a later developing process.
    Type: Application
    Filed: May 7, 2010
    Publication date: August 4, 2011
    Applicant: CHUNGHWA PICTURE TUBES, LTD.
    Inventors: Wen-Jen HSIEH, Ying-Hung Chuang, Feng-Chin Tang
  • Liquid crystal driving system and method for driving liquid crystal display
    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
  • Flash memory cell with split gate structure and method for forming the same
    Patent number: 7951670
    Abstract: A split gate memory cell. A floating gate is disposed on and insulated from a substrate comprising an active area separated by a pair of isolation structures formed therein. The floating gate is disposed between the pair of isolation structures and does not overlap the upper surface thereof. A cap layer is disposed on the floating gate. A control gate is disposed over the sidewall of the floating gate and insulated therefrom, partially extending to the upper surface of the cap layer. A source region is formed in the substrate near one side of the floating gate.
    Type: Grant
    Filed: March 6, 2006
    Date of Patent: May 31, 2011
    Assignee: Taiwan Semiconductor Manufacturing Co., Ltd.
    Inventors: Chen-Ming Huang, Hung-Cheng Sung, Wen-Ting Chu, Chang-Jen Hsieh, Ya-Chen Kao
  • DRIVING METHOD FOR REDUCING IMAGE STICKING
    Publication number: 20110115780
    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: January 19, 2011
    Publication date: May 19, 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
  • DRIVING METHOD FOR REDUCING IMAGE STICKING
    Publication number: 20110080396
    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: December 14, 2010
    Publication date: April 7, 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
  • FLAT DISPLAY, TOUCH DEVICE AND TOUCH DETECTING METHOD
    Publication number: 20110074711
    Abstract: A touch device is disposed on a substrate having a plurality of scan lines. The touch device comprises a plurality of readout lines and a plurality of sensors. The readout lines and the scan lines are intersected with each other, and the sensors are electrically coupled to the corresponding scan lines and the corresponding readout lines respectively. A scan signal is introduced into the scan lines in sequence to control whether turning on the sensors, and the scan signal comprises at least one first turn-on pulse and a second turn-on pulse to simultaneously turn on at least two sensors which are electrically coupled to different scan lines.
    Type: Application
    Filed: June 30, 2010
    Publication date: March 31, 2011
    Applicant: AU OPTRONICS CORP.
    Inventors: Yuet-Ping LEE, Seok-Lyul LEE, Yao-Jen HSIEH, Heng-Sheng CHOU, Pang-Chiang CHIA, Weng-Bing CHOU, Chao-Chen WANG
  • APPARATUS AND METHOD FOR DRIVING SENSORLESS MOTOR
    Publication number: 20110062907
    Abstract: An apparatus and a method for driving a sensorless motor are described and shown in the specification and drawings, where the method includes steps as follows. First, a control signal is acquired, where the control signal has information of a predetermined rotational speed. Next, energy is supplied and progressively increased to the sensorless motor, so as to rotate a rotor of the sensorless motor. Then, a position of the rotor is detected. Finally, the energy is gradually regulated so that the sensorless motor is maintained at the predetermined rotational speed.
    Type: Application
    Filed: September 16, 2009
    Publication date: March 17, 2011
    Applicant: INERGY TECHNOLOGY INC.
    Inventors: Chien-Chung TSENG, Hsien-Wen HSU, Chien-Jen HSIEH
  • PERSONAL ALARM SYSTEM
    Publication number: 20110037594
    Abstract: A personal alarm system can help a user to wake up in a preset time. A sensor can sense operations of the personal alarm system and output sense signals. A control unit can calculate a sum of the sense signals to obtain a number of operations of the personal alarm system, and stop an alarm from sounding in response to the sum of the sense signals meeting the condition to stop the alarm from sounding.
    Type: Application
    Filed: September 17, 2009
    Publication date: February 17, 2011
    Applicant: HON HAI PRECISION INDUSTRY CO., LTD.
    Inventors: MING-SHIU OU YANG, CHUNG-JEN HSIEH
  • LIQUID CRYSTAL DISPLAY
    Publication number: 20110012892
    Abstract: A liquid crystal display (LCD) including a display panel and a source driver is provided. The display panel includes a plurality of pixels arranged in an array. The source driver is coupled to the display panel and includes a plurality of source lines. Each of the source lines of the source driver is responsible for performing the pixel-writing to six corresponding pixel columns in the display panel.
    Type: Application
    Filed: September 6, 2009
    Publication date: January 20, 2011
    Applicant: AU OPTRONICS CORPORATION
    Inventors: Ken-Ming Chen, Chi-Mao Hung, Yao-Jen Hsieh, Chao-Liang Lu, Jing-Tin Kuo, Pei-Lin Tien
  • Method for Updating Display Image of Electrophoretic Display Panel and Electrophoretic Display Apparatus using the same
    Publication number: 20100309193
    Abstract: A method for updating display image of an electrophoretic display panel and an electrophoretic display apparatus using the same are provided. In the aforementioned method, the gate lines of the electrophoretic display panel are divided into a first group and a second group. The display data related to pixels coupled to the gate lines of the fist group need not to be updated. Furthermore, the display data related to at least one of the pixels coupled to the gate lines of the second group need to be updated. The first type gate pulses are provided to the gate lines of the first group respectively, and second type gate pulses are provided to the gate lines of the second group respectively. The second type gate pulse has a predetermined pulse width. The pulse width of the first type gate pulse is shorter than the predetermined pulse width.
    Type: Application
    Filed: April 9, 2010
    Publication date: December 9, 2010
    Inventors: Wei-Min SUN, Chi-Mao Hung, Yao-Jen Hsieh, Kai-Hong Wang, Hong-Zhang Lin
  • TOUCH PANEL AND DISPLAY DEVICE
    Publication number: 20100309146
    Abstract: A touch panel includes at least a warning sensor. When an external force applied onto the touch panel reaches a predetermined strength so as to contact a top warning electrode to a bottom warning electrode, the warning sensor will be turned on in order to warn the user to reduce the external force so as to prevent the touch panel from being damaged by the external force.
    Type: Application
    Filed: September 8, 2009
    Publication date: December 9, 2010
    Inventors: Yuet-Ping Lee, Yao-Jen Hsieh, Heng-Sheng Chou, Pang-Chiang Chia, Chao-Chen Wang, Yu-Cheng Tsai
  • METHOD OF REPAIRING COLOR FILTER AND PRE-REPAIR MATERIAL USED THEREBY
    Publication number: 20100310762
    Abstract: A method of repairing a color filter and a pre-repair material used thereby are provided. The method includes the following steps. First, a color filter including a substrate and a color filter layer is provided, and the color filter layer having at least one defect pattern is disposed on the substrate. Then, a pre-repair layer is formed in the at least one defect pattern. After that, a repair layer is formed on the pre-repair layer, and the repair layer is connected to the substrate through the pre-repair layer.
    Type: Application
    Filed: August 26, 2009
    Publication date: December 9, 2010
    Applicant: CHUNGHWA PICTURE TUBES, LTD.
    Inventors: Feng-Chin Tang, Chi-Hsin Li, Wen-Jen Hsieh, Huang-Ming Chen
  • Shift Registers
    Publication number: 20100290581
    Abstract: A shift register including shift register units controlled by first and second clock signals for generating an output signal. For each unit, in an active period, the first driving device drives the first switch device to activate the output signal, and the second driving device provides a voltage signal according to the first clock signal to drive the first switch device to de-activate the output signal. When the first switch device de-activates the output signal, the second switch device provides the voltage signal to serve as the output signal according to the second clock signal. In the active period, the voltage signal has a low level, and the first and second clock signals are set as alternating-current signals and are opposite to each other. In a blanking period, the voltage signal has a high level, and each of the first and second clock signals is set as a direct-current signal.
    Type: Application
    Filed: July 22, 2010
    Publication date: November 18, 2010
    Applicant: AU OPTRONICS CORP.
    Inventors: Kuo-Hsing Cheng, Yao-Jen Hsieh