Patents by Inventor Guignard Philippe

Guignard Philippe 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).

  • Telecommunications system combining wavelength multiplexing and packet switching networks
    Patent number: 5510923
    Abstract: The network according to the invention combines a circuit switching multicoloured optical network (R1) and a packet switching network (R2). The circuit switching network is adapted to transmit data at a high rate. The packet switching network is adapted to transmit data at an average rate. Control data are carried on the packet switching network. This provides more efficient transmission of data and effectively handles peak transmission rates. The invention has application to telecommunications.
    Type: Grant
    Filed: April 3, 1995
    Date of Patent: April 23, 1996
    Assignee: France Telecom Etablissement Autonome de Droit Public
    Inventors: Guignard Philippe, Andre Hamel