TV conference communication device and method of controlling the

Details TV conference communication device and method of controlling the TV conference communication device and method of controlling the

1994-12-09

1999-04-27

Woo, Stella

Television

Two-way video and voice communication

User positioning

348 17, 348 19, 348 14, 37910202, H04N 715

Patent

active

058984577

ABSTRACT:
A method of controlling TV conference communication devices having exchanges of moving picture images therebetween through a network includes sending first moving-picture-image parameters from one of the TV conference communication devices to at least another one of the TV conference communication devices during the exchanges, wherein the first moving-picture-image parameters include information indicating quality of the moving picture images, and transmitting the moving picture images from the at least another one of the TV conference communication devices by using the first moving-picture-image parameters.

REFERENCES:
patent: 5170427 (1992-12-01), Guichard et al.
patent: 5231492 (1993-07-01), Dangi et al.
patent: 5389965 (1995-02-01), Kuzma
patent: 5392284 (1995-02-01), Sugiyama
patent: 5473366 (1995-12-01), Imaeda et al.
Draft Revision of Recommendation H.261, Apr. 28, 1990, "Video Codec for Audiovisual Services AT px64 kbit/s".
CCITT (ITU-T) Recommendation H.320 Set Forth in Mar., 1993, pp. 613-638.
CCITT (ITU-T) Recommendation H.261 Set Forth in Mar., 1993 pp. 569-612.
CCITT (ITU-T) Recommendation H.242 Set Forth in Mar., 1993, pp. 509-567.
CCITT (ITU-T) Recommendation H.221 Set Forth in Mar., 1993, pp. 443-489.

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