Patents by Inventor Rui Paulo Rodriques Ramalho

Rui Paulo Rodriques Ramalho 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).

  • Frequency synthesizer
    Patent number: 5668504
    Abstract: A frequency synthesizer including a phase-locked loop, an oscillator of which supplies n phases with increasing delays of a fast clock signal synchronized on a reference frequency, each of said n phases being sent onto a same number m of fractional dividers having their respective outputs sent onto m jitter compensators which each issue, based on said n phases, a clock signal synchronized on said reference frequency.
    Type: Grant
    Filed: July 9, 1996
    Date of Patent: September 16, 1997
    Assignee: SGS-Thomson Microelectronics S.A.
    Inventor: Rui Paulo Rodriques Ramalho