Patents by Inventor John Kornblum

John Kornblum 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).

  • Multiphase, interleaved direct digital synthesis methods and structures
    Patent number: 6587863
    Abstract: Direct digital synthesis (DDS) methods and structures are provided that increase DDS output frequencies fout without requiring a corresponding increase in the rate fclk at which DDS structures must operate. An exemplary method generates a periodic stream of digital words at a clock frequency fclk wherein the words represent respective amplitudes of a predetermined periodic waveform, the periodic stream has a period P and the digital words are spaced by a phase step &phgr;s.
    Type: Grant
    Filed: June 27, 2000
    Date of Patent: July 1, 2003
    Assignee: Analog Devices, Inc.
    Inventors: Ken Gentile, John Kornblum