Patents by Inventor Christopher Cushing

Christopher Cushing 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).

  • Method and apparatus for group leader selection in wireless multicast service
    Patent number: 7688755
    Abstract: In a telecommunication system comprising a multicast group (110) and a base station (200), a signal performance value (304) is received from at least two members of the multicast group (110) to generate a set of signal performance values (306). A group leader (310) of the multicast group (110) is selected as a function of the set of signal performance values (306) to acknowledge multicast transmissions from the base station (200) to the multicast group (110).
    Type: Grant
    Filed: October 25, 2005
    Date of Patent: March 30, 2010
    Assignee: Motorola, Inc.
    Inventors: Xin Xiao, Tomas Capurka, Christopher Cushing
  • Method and apparatus for group leader selection in wireless multicast service
    Publication number: 20070091889
    Abstract: In a telecommunication system comprising a multicast group (110) and a base station (200), a signal performance value (304) is received from at least two members of the multicast group (110) to generate a set of signal performance values (306). A group leader (310) of the multicast group (110) is selected as a function of the set of signal performance values (306) to acknowledge multicast transmissions from the base station (200) to the multicast group (110).
    Type: Application
    Filed: October 25, 2005
    Publication date: April 26, 2007
    Inventors: Xin Xiao, Tomas Capurka, Christopher Cushing