Patents by Inventor Barry COLES

Barry COLES 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).

  • COHERENT AND PULSE AMPLITUDE MODULATION IN A PLUGGABLE OPTICAL TRANSCEIVER
    Publication number: 20160380698
    Abstract: An apparatus adapted to operate a pluggable optical transceiver in a plurality of modulation schemes includes core circuitry adapted to interface with a host device, wherein the host device is adapted to support the pluggable optical transceiver; direct detection modulation circuitry communicatively coupled to the core circuitry; coherent modulation circuitry communicatively coupled to the core circuitry; and selection circuitry adapted to operate one of the direct detection modulation circuitry and the coherent modulation circuitry based on a selection depending on an application of the pluggable optical transceiver.
    Type: Application
    Filed: September 13, 2016
    Publication date: December 29, 2016
    Inventors: Salam ELAHMADI, Siraj Nour ELAHMADI, George H. BUABBUD, Gabriel E. CARDONA, Qingzhong CAI, Qing ZHANG, Barry COLES