Patents by Inventor Richard J. Brunner

Richard J. Brunner 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).

  • Call set-up on 800 MHz analog voice channel from 1900 MHZ digital control channel
    Patent number: 5878349
    Abstract: In a cellular network having a first cluster of base stations serving a first group of mobile stations over digital RF channels and a second cluster of base stations, collocated with said first cluster, for serving a second group of mobile stations over analog RF channels, wherein some of the base stations in the second cluster have cells which overlap with cells of the first cluster, a method is disclosed for setting up a call on an analog voice channel of a base station of the second cluster while a mobile station is being served on a digital control channel of a base station in the first cluster.
    Type: Grant
    Filed: July 16, 1996
    Date of Patent: March 2, 1999
    Assignee: Telefonaktiebolaget L M Ericsson
    Inventors: Daniel Dufour, Richard J. Brunner, Ulises Olvera-Hernandez