Patents by Inventor Felix Uwe Bertram

Felix Uwe Bertram 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).

  • Decoding coded data streams
    Patent number: 7466772
    Abstract: A method of decoding, in one particular embodiment, an IEC 60958 biphase coded data stream comprising determining the maximum period in the data stream without a transition; determining a first threshold corresponding to a period of time less than the maximum period and greater than the data bit period; determining whether a considered transition corresponds to a data bit or a preamble based on the time between the considered transition and a preceding transition compared with said first threshold; and if the considered transition corresponds to a data bit, determining the data bit based on the considered transition and the preceding considered transition.
    Type: Grant
    Filed: November 9, 2007
    Date of Patent: December 16, 2008
    Assignee: Apple Inc.
    Inventor: Felix Uwe Bertram
  • Decoding coded data streams
    Patent number: 7310390
    Abstract: A method of decoding, in one particular embodiment, an IEC 60958 biphase coded data stream comprising determining the maximum period in the data stream without a transition; determining a first threshold corresponding to a period of time less than the maximum period and greater than the data bit period; determining whether a considered transition corresponds to a data bit or a preamble based on the time between the considered transition and a preceding transition compared with said first threshold; and if the considered transition corresponds to a data bit, determining the data bit based on the considered transition and the preceding considered transition.
    Type: Grant
    Filed: October 30, 2003
    Date of Patent: December 18, 2007
    Assignee: Apple Inc.
    Inventor: Felix Uwe Bertram