Patents by Inventor Richard C. Burbridge

Richard C. Burbridge 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).

  • UPLINK RESYNCHRONIZATION FOR USE IN COMMUNICATION SYSTEMS
    Publication number: 20120014342
    Abstract: A method and apparatus for reusing an uplink control channel configuration associated with an uplink control channel, the method comprising the steps of, at a user agent, receiving an uplink control channel resource configuration assigned by an access device, transmitting to the access device using the control channel resources associated with the received uplink control channel resource configuration and, after a time alignment timer expires, retaining the uplink control channel resource configuration.
    Type: Application
    Filed: September 26, 2011
    Publication date: January 19, 2012
    Applicant: Research In Motion Limited
    Inventors: Takashi Suzuki, Zhijun Cai, Richard C. Burbridge