Patent · US Expired

Method of handling a telephone call

US6493339B1 · kind B1 · utility

3Cited by

6References

15Claims

0Family size

Assignee

Telefonaktiebolaget LM Ericsson (Publ) · SE

Inventors

Fredrik Axelsson · Mariestad, SE
Magnus Hallenstål · Täby, SE
Simon J. Peel · Nacka, SE

Key dates

Filing date	Nov 10, 1998
Grant date	Dec 10, 2002
Priority date	—
Expiry date	Nov 10, 2018

Classification

Technology area (CPC H)Electricity
CPC primaryH04M7/006
WIPO fieldTelecommunications
WIPO sectorElectrical engineering

Abstract

A method is disclosed for routing a telephone call over a computer network such as the internet. On determination that the call is to be handled in this way, temporary computer network addresses are allocated to the calling party and called party by their respective local exchanges. The calling party local exchange determines the computer network address of the called party local exchange from a dedicated server.

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