Patent · US Expired

Method for controlling connections to a mobile station

US7231046B1 · kind B1 · utility

33Cited by
16References
18Claims
0Family size

Assignee

Inventors

Key dates

Filing dateDec 7, 1999
Grant dateJun 12, 2007
Priority date
Expiry dateDec 7, 2019

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH04W80/02
  • WIPO fieldDigital communication
  • WIPO sectorElectrical engineering

Abstract

The present invention is a novel and improved method for managing in a single location the ciphering keys and algorithms used for encrypting or ciphering the communications of a specific mobile station with multiple core networks or core network entities. Further another aspect of the invention is that the management location is movable as the mobile station moves within the radio access network.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.