Patent · US Expired

Token passing arrangement for a conference call bridge arrangement

US7016315B2 · kind B2 · utility

4Cited by
5References
12Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMar 26, 2001
Grant dateMar 21, 2006
Priority date
Expiry dateOct 20, 2023

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH04M2201/14
  • WIPO fieldTelecommunications
  • WIPO sectorElectrical engineering

Abstract

A user terminal (10) using an internet protocol using session initiation protocol to interconnect a number of user terminals (11–13) in a conference call. A conference bridge (30) or user terminal (10) detects speech of one of the user terminals (203). A “babble ” timer is started (207). The speaker is allowed to continuously speak until silence is detected (217) or until the “babble” timer timers out (211).

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