Patents by Inventor Varghese Baby

Varghese Baby 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).

  • All-optical wavelength converter based on Sagnac interferometer with an SOA at asymmetric position
    Patent number: 7068894
    Abstract: According to at least one embodiment, a system comprises a Sagnac interferometric loop and a semiconductor optical amplifier (SOA) located at an asymmetric position on that loop, wherein the Sagnac interferometric loop and the SOA are operable to perform signal conversion on an input signal.
    Type: Grant
    Filed: September 1, 2004
    Date of Patent: June 27, 2006
    Assignee: Trustees of Princeton University
    Inventors: Paul R. Prucnal, Ivan Glesk, Lei Xu, Varghese Baby
  • All-optical wavelength converter based on sagnac interferometer with an SOA at asymmetric position
    Publication number: 20050105847
    Abstract: According to at least one embodiment, a system comprises a Sagnac interferometric loop and a semiconductor optical amplifier (SOA) located at an asymmetric position on that loop, wherein the Sagnac interferometric loop and the SOA are operable to perform signal conversion on an input signal.
    Type: Application
    Filed: September 1, 2004
    Publication date: May 19, 2005
    Applicant: The Trustees of Princeton University
    Inventors: Paul Prucnal, Ivan Glesk, Lei Xu, Varghese Baby