Method and system for video conference

Details Method and system for video conference Method and system for video conference

2006-09-08

2010-12-28

Ramakrishnaiah, Melur (Department: 2614)

Television

Two-way video and voice communication

Conferencing

C348S014120, C348S014070

Reexamination Certificate

active

07859561

ABSTRACT:
Techniques for compressing video stream in a video conference are disclosed. According to one aspect of the techniques, the method comprises obtaining a frame image sequence and selecting a reference frame image; determining whether an N-th frame image has acute movements relative to the reference frame image according to a predetermined threshold; and if yes, compressing and transmitting the N-th frame image; otherwise, not compressing and transmitting the N-th frame image; increasing N by 1 and repeating the above operations till the frame image sequence is over.

REFERENCES:
patent: 6813372 (2004-11-01), Standridge et al.
patent: 2006/0245379 (2006-11-01), Abuan et al.

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