Patent · US Active

System and method to identify and associate call legs in session initiation protocol back to back user agents

US8073124B2 · kind B2 · utility

0Cited by

2References

21Claims

0Family size

Assignee

Siemens Enterprise Communications, Inc. · US

Inventors

Alexandre Chatilov · San Jose, US
Jeffrey Blohm · Menlo Park, US
Shakil Malhotra · Portola Valley, US
Jagjiwan Virk · Milpitas, US

Key dates

Filing date	Jul 11, 2006
Grant date	Dec 6, 2011
Priority date	—
Expiry date	Sep 13, 2030

Classification

Technology area (CPC H)Electricity
CPC primaryH04M2203/5009
WIPO fieldTelecommunications
WIPO sectorElectrical engineering

Abstract

A system and method for simplifying Session Initiation Protocol (“SIP”) Back To Back User Agent (“B2BUA”) development by associating different call legs with each other across multiple SIP entities. Call legs may be associated with one another through a common or shared identification.

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