Patents by Inventor Philip Thomas Robinson

Philip Thomas Robinson 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).

  • System and method for communicating with a telco-return cable modem as a single communications device
    Patent number: 6295554
    Abstract: A system and method for communicating with a cable modem having an RF interface for downstream data and a PSTN interface for upstream data. The system uses a cable modem driver that receives commands for sending and receiving data. The cable modem driver interfaces to the RF interface to receive downstream data. The cable modem driver interfaces to an inner protocol driver to redirect data to a standard modem driver. The inner protocol driver sends the data to the modem driver and the modem driver sends the data over the PSTN connection.
    Type: Grant
    Filed: May 27, 1998
    Date of Patent: September 25, 2001
    Assignee: 3Com Corporation
    Inventors: Baris Karadogan, Andrew Nunns, Philip Thomas Robinson