image coding; data compression; image resolution; teleconferencing; video codecs; codecs; video signal processing; digital signal processing chips; VLSI; real-time systems; variable resolution image compression; VLSI implementation; bandwith requirements; telepresence system; teleconferencing systems; encoding/decoding subsystem; SBus interface; VLSI codec chip; real time compression; real time decompression; video rates; output image quality; 1024 pixel; 1048576 pixel
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