Patent · US Expired

Roaming services using home location register

US7321768B2 · kind B2 · utility

4Cited by
3References
9Claims
0Family size

Assignee

Inventors

Key dates

Filing dateNov 29, 2001
Grant dateJan 22, 2008
Priority date
Expiry dateMay 27, 2023

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10S707/99948
  • WIPO fieldDigital communication
  • WIPO sectorElectrical engineering

Abstract

A distributed home location register (DHLR) (102-104) authorizes roaming services agreement electronically for a user (1) in a foreign network (120). A home network 100 has a network HLR 101 which records the roaming agreement and charges for billing user (1). A visitor location register (VLR) (122) then charges user (1) for services while in the foreign network (120) according to the roaming services agreement.

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