Patent · US Active

System architecture for internet telephone

US8032808B2 · kind B2 · utility

3Cited by

26References

7Claims

0Family size

Inventors

Mike Vargo · San Mateo, US
Jerry Chang · Taipei, TW

Key dates

Filing date	Feb 25, 2005
Grant date	Oct 4, 2011
Priority date	—
Expiry date	Feb 5, 2028

Classification

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

Abstract

The invention is concerned with an Internet telephone system having a client/server architecture and providing voice communication between client stations over the Internet through gateway servers. The system includes a plurality of software modules within each of the gateway servers for performing digital signal processing (DSP), and an account manager placed at an arbitrary location on the Internet for monitoring transactions between client stations to produce billing information. The system is characterized by low latency, full duplex voice communication, and permits telephone to telephone or PC to telephone connections.

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