Patents by Inventor Cheng-Hung Liu

Cheng-Hung Liu 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).

  • Publication number: 20140205012
    Abstract: One video encoding method includes: performing a first part of a video encoding operation by a software engine with instructions, wherein the first part of the video encoding operation comprises at least a motion estimation function; delivering a motion estimation result generated by the motion estimation function to a hardware engine; and performing a second part of the video encoding operation by the hardware engine. Another video encoding method includes: performing a first part of a video encoding operation by a software engine with instructions and a cache buffer; performing a second part of the video encoding operation by a hardware engine; performing data transfer between the software engine and the hardware engine through the cache buffer; and performing address synchronization to ensure that a same entry of the cache buffer is correctly addressed and accessed by both of the software engine and the hardware engine.
    Type: Application
    Filed: January 13, 2014
    Publication date: July 24, 2014
    Applicant: MEDIATEK INC.
    Inventors: Kun-Bin Lee, Cheng-Hung Liu, Han-Liang Chou, Chi-Cheng Ju
  • Patent number: 7553055
    Abstract: Systems for displaying images are provided. An embodiment of a system comprises a liquid crystal display module, and the liquid crystal display module comprises a backlight assembly. The backlight module primarily includes a circuit board and at least an LED disposed on a first planar side of the circuit board. The circuit board comprises at least a hole and a heat conductor extending through the hole. Heat from the LED on the first planar side is dissipated to a second planar side of the circuit board by the heat conductor through the hole.
    Type: Grant
    Filed: August 21, 2006
    Date of Patent: June 30, 2009
    Assignee: TPO Displays Corp.
    Inventor: Cheng-Hung Liu
  • Publication number: 20070133221
    Abstract: Systems for displaying images are provided. An embodiment of a system comprises a liquid crystal display module, and the liquid crystal display module comprises a backlight assembly. The backlight module primarily includes a circuit board and at least an LED disposed on a first planar side of the circuit board. The circuit board comprises at least a hole and a heat conductor extending through the hole. Heat from the LED on the first planar side is dissipated to a second planar side of the circuit board by the heat conductor through the hole.
    Type: Application
    Filed: August 21, 2006
    Publication date: June 14, 2007
    Inventor: Cheng-Hung Liu