Patent · US Expired

Congestion control system for VoIP network

US7391765B2 · kind B2 · utility

5Cited by
15References
28Claims
0Family size

Assignee

Inventors

Key dates

Filing dateApr 5, 2002
Grant dateJun 24, 2008
Priority date
Expiry dateMar 12, 2025

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH04M7/1275
  • WIPO fieldDigital communication
  • WIPO sectorElectrical engineering

Abstract

A system according to this invention executes congestion control for monitoring a packet flow which passes through a relay router in a VoIP network and in which a packet is transferred with a predetermined priority, and for, when congestion is generated by generation of a new packet flow, maintaining a transfer state of a packet of a packet flow established before the new packet flow is generated and transferred with the predetermined priority.

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