Multi-location video conferencing system
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United States of America Patent
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-
Sep 14, 1999
Grant Date -
N/A
app pub date -
Nov 27, 1996
filing date -
Nov 27, 1995
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
A video conferencing system uses video conferencing terminals at a number of locations to allow each of participants in a video conference to watch other participants he or she wants to watch in a desired array using a small amount of hardware. The system comprises first image reduction and storage units for reducing images from the terminals at a reduction ratio for speaker's image and storing the reduced images, second image reduction and storage units for reducing the images from the terminals at a reduction ratio for non-speaker's image and storing the reduced images, image readout control units for reading the reduced image stored in a corresponding one of the second image reduction and storage units in such a way that a plurality of reduced images identical to that reduced image can be displayed on one display screen, and an image selecting and combining unit for generating a composite image and outputting it to receiving terminals.
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