Patents Represented by Attorney Lee, Hong, Dergerman, Kang & Waimey

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  • Method of cooperatively relaying data in cellular networks for a broadcast multicast services
    Patent number: 7715787
    Abstract: A method of transmitting subpackets in a mobile communication system using at least one frequency carrier is disclosed. More specifically, the method comprises receiving a first broadcast subpacket from a base station (BS) at a first time slot on a first frequency carrier, and receiving at least one subsequent broadcast subpacket from the BS via at least one relay station (RS) at a second time slot on a second frequency carrier, wherein information of the first broadcast subpacket and the subsequent broadcast subpacket are the same.
    Type: Grant
    Filed: September 28, 2006
    Date of Patent: May 11, 2010
    Assignee: LG Electronics Inc.
    Inventors: Young Cheul Yoon, Sang Gook Kim, Li-Hsiang Sun, Byung Kwan Yi, Woo Hyun Paik
  • Method and system for sensing a shock in optical disk device
    Patent number: 7506223
    Abstract: Disclosed is a method and system enabling to remove a noise effectively by establishing types of shocks that may occur possibly and by sensing a shock using the error corresponding to the shock. The present invention includes the steps of reading a data recorded on a disk, detecting an error or errors from the read data using CIRC (cross interleaved Reed-Solomon code), counting a number of the detected errors, and of judging whether a shock is generated or not using the counted number of the errors.
    Type: Grant
    Filed: March 12, 2003
    Date of Patent: March 17, 2009
    Assignee: Reigncom Ltd.
    Inventor: Yong-Hyun Lee