Patents by Inventor Det Wu

Det Wu 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).

  • Defect reallocation for data tracks having large sector size
    Publication number: 20070242379
    Abstract: A method is provided. The method includes determining that a data sector included in a select data track is in error, the data sector in error includes at least one identified data wedge. The at least one defective data wedge in the data sector in error is located. The method also includes moving the at least one defective data wedge by utilizing at least one spare wedge on the select data track.
    Type: Application
    Filed: April 18, 2006
    Publication date: October 18, 2007
    Applicant: Seagate Technology LLC
    Inventors: Edmun Seng, AikChuan Lim, Stephen Kuan, UttHeng Kan, Lin Lim, Det Wu
  • Decoder with energization control circuit
    Publication number: 20070035866
    Abstract: A multistage decoder circuit has an error reduction stage that includes an adaptation circuit. The adaptation circuit provides adaptable error reduction as a function of bit error rate. The multistage decoder circuit has an energization control circuit that couples to the adaptation circuit. The energization control circuit controls an energization of the adaptation circuit as a function of actual or expected channel quality.
    Type: Application
    Filed: August 11, 2005
    Publication date: February 15, 2007
    Applicant: Seagate Technology LLC
    Inventors: Det Wu, Edmun Seng, Lin Lim, UttHeng Kan