Patent · US Expired

Method and system for providing a private conversation channel in a video conference system

US7656824B2 · kind B2 · utility

30Cited by

9References

20Claims

0Family size

Assignee

Thomson Licensing · FR

Inventors

Charles Chuanming Wang · Beijing, CN
Jens Cahnbley · Lüneburg, DE
John Richardson · Crystal Lake, US

Key dates

Filing date	Dec 13, 2002
Grant date	Feb 2, 2010
Priority date	—
Expiry date	Jan 29, 2025

Classification

Technology area (CPC H)Electricity
CPC primaryH04N7/15
WIPO fieldAudio-visual technology
WIPO sectorElectrical engineering

Abstract

A method for providing a private conversation channel in a videoconference session between at least three participants includes the steps of providing an ability to receive a private acceptance in response to the private invitation and providing an ability to exclude non-parties to the private conversation from receiving private messages corresponding to the private conversation.

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