Patents by Inventor Long Guan

Long Guan 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).

  • Delay lock loop phase glitch error filter
    Publication number: 20060045227
    Abstract: A method and apparatus is provided for providing a phase glitch error filter for a delay lock loop. The device comprises a delay lock loop to provide an output signal based upon a phase difference between a reference signal and a feedback signal. The delay lock loop comprises a filter unit to provide filtering of noise on a phase control signal to substantially reduce a false delay lock loop state.
    Type: Application
    Filed: September 2, 2004
    Publication date: March 2, 2006
    Inventor: Long Guan