Patents by Inventor Si-Wang Sung

Si-Wang Sung 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).

  • DATA DRIVER DEVICE AND DISPLAY DEVICE FOR REDUCING POWER CONSUMPTION IN A CHARGE-SHARE OPERATION
    Publication number: 20110316901
    Abstract: A data driver device and a display device, in which the data driver device includes a plurality of data lines; a plurality of first charge-share switches connected between a share line and the plurality of data lines, respectively; and a plurality of second charge-share switches each connected between two adjacent data lines among the plurality of data lines.
    Type: Application
    Filed: September 7, 2011
    Publication date: December 29, 2011
    Inventors: Jun-Hong Park, Si-Wang Sung, Hee-Sook Choi
  • Data driver device and display device for reducing power consumption in a charge-share operation
    Patent number: 8031146
    Abstract: A data driver device and a display device, in which the data driver device includes a plurality of data lines; a plurality of first charge-share switches connected between a share line and the plurality of data lines, respectively; and a plurality of second charge-share switches each connected between two adjacent data lines among the plurality of data lines.
    Type: Grant
    Filed: July 27, 2007
    Date of Patent: October 4, 2011
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Jun-Hong Park, Si-Wang Sung, Hee-Sook Choi
  • DATA DRIVER DEVICE AND DISPLAY DEVICE FOR REDUCING POWER CONSUMPTION IN A CHARGE-SHARE OPERATION
    Publication number: 20080170057
    Abstract: A data driver device and a display device, in which the data driver device includes a plurality of data lines; a plurality of first charge-share switches connected between a share line and the plurality of data lines, respectively; and a plurality of second charge-share switches each connected between two adjacent data lines among the plurality of data lines.
    Type: Application
    Filed: July 27, 2007
    Publication date: July 17, 2008
    Inventors: Jun-Hong Park, Si-Wang Sung, Hee-Sook Choi
  • Multi-level shifter having small chip size and small current consumption
    Patent number: 7212037
    Abstract: A multi-level shifter circuit is provided for a flat panel source driver, the multi-level shifter circuit having a voltage dropper for dropping a source voltage and outputting a dropped source voltage, and a plurality of level shifters to which the dropped source voltage is applied for receiving data bits and converting the level of the data, where the multi-level shifter circuit has a small chip size and consumes a small amount of current.
    Type: Grant
    Filed: February 16, 2005
    Date of Patent: May 1, 2007
    Assignee: Samsung Electronics Co., Ltd.
    Inventor: Si-Wang Sung
  • Multi-level shifter having small chip size and small current consumption
    Publication number: 20050179464
    Abstract: A multi-level shifter circuit is provided for a flat panel source driver, the multi-level shifter circuit having a voltage dropper for dropping a source voltage and outputting a dropped source voltage, and a plurality of level shifters to which the dropped source voltage is applied for receiving data bits and converting the level of the data, where the multi-level shifter circuit has a small chip size and consumes a small amount of current.
    Type: Application
    Filed: February 16, 2005
    Publication date: August 18, 2005
    Inventor: Si-Wang Sung