Video conferencing system with high resolution still image capab

Details Video conferencing system with high resolution still image capab Video conferencing system with high resolution still image capab

1996-04-24

1997-11-25

Chin, Tommy P.

Television

Bandwidth reduction system

H04N 724

Patent

active

056917678

ABSTRACT:
Image data of four frames are stored in four memories and the image data from the four memories are sequentially transmitted, whereby still picture image data having a resolution twice the resolution of a common intermediate format (CIF) image based on the video CODEC recommendation H.261 can be transmitted.

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Trends in Telecommunications vol. 2, No. 1, 1986, Netherlands pp. 13-27 J. High-Quality Speech and Data With 2 MBIT/S For Video-Teleconferences and Visual Telephony! * p. 13, right column--p. 17, right column, line 11 * * p. 21, right column, line 4--p. 22, left column, line 5 *.
Patent Abstracts of Japan vol. 15, No. 258 (E-1084)28 Jun. 1991 & JP-A-30 82 257 (Canon Inc) 8 Apr. 1991 * abstract *.

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