Patent · US Active

System and method for coordinating between multiple telephony channels

US7688803B1 · kind B1 · utility

12Cited by

71References

20Claims

0Family size

Inventors

Steven Jay Young · Los Gatos, US
Todd Krein · San Jose, US
Stephen G. Perlman · Palo Alto, US

Key dates

Filing date	Sep 30, 2002
Grant date	Mar 30, 2010
Priority date	—
Expiry date	Oct 1, 2028

Classification

Technology area (CPC H)Electricity
CPC primaryH04M7/0069
WIPO fieldTelecommunications
WIPO sectorElectrical engineering

Abstract

A system comprising: an IP telephony interface communicatively coupled to an IP telephony service; a secondary telephony interface communicatively coupled to a secondary telephony service; and a telephone connection module to select between the IP telephony service and the secondary telephone service based on one or more specified telephony connection conditions.

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