Patents by Inventor Hyeon-Koo Yang

Hyeon-Koo Yang 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).

  • Apparatus and method for transmitting and receiving data in a communication system using low density parity check codes
    Patent number: 8190981
    Abstract: An apparatus for transmitting data in a communication system using a Low Density Parity Check (LDPC) matrix is provided. The apparatus includes an interleaver for interleaving a descending bit-ordered codeword having a predetermined size and in accordance with a predetermined modulation scheme; and a bit mapper for mapping codeword bits constituting the interleaved codeword in accordance with a predetermined mapping scheme that takes into account degrees of the codeword bits and reliability characteristics of modulation symbol-constituting bits based on the predetermined modulation scheme.
    Type: Grant
    Filed: August 28, 2008
    Date of Patent: May 29, 2012
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Hong-Sil Jeong, Se-Ho Myung, Jae-Yoel Kim, Sung-Ryul Yun, Hak-Ju Lee, Kyeongcheol Yang, Hyeon-Koo Yang, Dong-Min Shin, Kyung-Joong Kim
  • Apparatus and method for transmitting and receiving data in a communication system using low density parity check codes
    Publication number: 20090063929
    Abstract: An apparatus for transmitting data in a communication system using a Low Density Parity Check (LDPC) matrix is provided. The apparatus includes an interleaver for interleaving a descending bit-ordered codeword having a predetermined size and in accordance with a predetermined modulation scheme; and a bit mapper for mapping codeword bits constituting the interleaved codeword in accordance with a predetermined mapping scheme that takes into account degrees of the codeword bits and reliability characteristics of modulation symbol-constituting bits based on the predetermined modulation scheme.
    Type: Application
    Filed: August 28, 2008
    Publication date: March 5, 2009
    Inventors: Hong-Sil Jeong, Se-Ho Myung, Jae-Yoel Kim, Sung-Ryul Yun, Hak-Ju Lee, Kyeongcheol Yang, Hyeon-Koo Yang, Dong-Min Shin, Kyung-Joong Kim