04893326 is referenced by 233 patents and cites 16 patents.

An auxiliary unit is used in conjunction with a personal computer based work station for interconnecting the work station to an audio-visual communications network. The auxiliary unit includes a CRT, a camera, a speaker phone circuit, and a CPU for interfacing these elements with each other and with the communications network to permit the transmission and reception of voice, video and computer graphics information.

Title
Video-telephone communications system
Application Number
7/46248
Publication Number
4893326
Application Date
May 4, 1987
Publication Date
January 9, 1990
Inventor
JoonYoul Maeng
Austin
TX, US
Edward H Cooper Jr
San Antonio
TX, US
Michael L Kenoyer
San Antonio
TX, US
Joe W Duran
Austin
TX, US
Agent
Rockey and Rifkin
Assignee
Video Telecom
TX, US
IPC
H04N 1/42
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