Patents Represented by Law Firm Nash & Samra
  • Improved registration in cellular radio telecommunications systems
    Patent number: 5475862
    Abstract: A method and system for registering mobile stations within a cellular radio telecommunications system. A registration confirmation message, initial voice channel designation message or initial traffic channel designation message may include system parameter values to enable the mobile station to ensure that it is currently registered in the system in which it is currently located.
    Type: Grant
    Filed: January 19, 1993
    Date of Patent: December 12, 1995
    Assignee: Telefonaktiebolaget L M Ericsson
    Inventor: Francois Sawyer