Patents by Inventor Sethumadhauan Chandrasekhar

Sethumadhauan Chandrasekhar 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).

  • Integrated dual-wavelength transceiver
    Patent number: 6437891
    Abstract: In accordance with the invention, an integrated dual wavelength transceiver comprises a multilayer monolithic structure that functions as an optical waveguide, a photodetector, and a light emitter. In an alternative embodiment, second spaced apart portion on the same substrate can provide an amplifier to amplify electrical signals generated by the photodetector.
    Type: Grant
    Filed: October 27, 1998
    Date of Patent: August 20, 2002
    Assignee: Agere Systems Guardian Corp.
    Inventors: Sethumadhauan Chandrasekhar, Andrew Gomperz Dentai