VISUAL LINK

personal computer-based teleconferencing system having real-time audio and video (A/V) communication functions, file transfer functions and electronic whiteboard functions comprising personal computers including display monitors, keyboards and mice, electronic whiteboards, MODEM boards including A/V controller, digital video cameras linkable to personal computers and computer programs for data communications such as communication management programs, A/V control programs, telephone number directory programs, A/V CODEC (coding and decoding) programs, data communication protocols, file transfer programs and electronic whiteboard programs