Equipment for outputting video images to a computer screen

Details Equipment for outputting video images to a computer screen Equipment for outputting video images to a computer screen

1997-12-30

2000-08-15

Wu, Xiao

Computer graphics processing and selective visual display system

Display peripheral interface input device

345132, G09G 502

Patent

active

061043761

ABSTRACT:
A video communicating equipment that receives digital image data and a clock signal as input, generating analogue image data internally and then outputting the analogue image data to a computer screen. The video communicating equipment comprises a line buffer, a complex programming logic device and a digital-to-analogue converter. Using only a normal telephone network and an ordinary computer screen, the video communication equipment of this invention enables both voice and video communication functions. Furthermore, the computer screen can be selected to output either computer images or video communication images.

REFERENCES:
patent: 4916541 (1990-04-01), Hashimoto et al.
patent: 5097257 (1992-03-01), Clough et al.
patent: 5182643 (1993-01-01), Futscher

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