Buffer memory dispersion type video/audio transmission system

Details Buffer memory dispersion type video/audio transmission system Buffer memory dispersion type video/audio transmission system

1979-11-26

1985-08-27

Orsino, Jr., Joseph A.

Facsimile and static presentation processing

Static presentation processing

Attribute control

358102, 358903, H04N 710

Patent

active

045381763

ABSTRACT:
A video/audio transmission system for sending video and audio information from video and audio files of a center to a subscriber through a subscriber's junction line is disclosed in which at least one subcenter having a video/audio buffer memory, an exchange and the like is disposed near to the subscriber to reduce the number of repeaters arranged on the subscribers junction line, and in which the video and audio information is transmitted from the center to the sub-center in a time division multiplex fashion to reduce the number of transmission lines between the center and the sub-center.

REFERENCES:
patent: 3500327 (1970-03-01), Belcher et al.
patent: 3729581 (1973-04-01), Anderson
patent: 3789137 (1974-01-01), Newell
patent: 3806649 (1974-04-01), Jinguji et al.
patent: 3936595 (1976-02-01), Yanagimachi et al.
patent: 4183054 (1980-01-01), Patisaul et al.
Hiratsuka et al-High Speed Polling System for Multi-Purpose Catu, Jap. Telecomm. Review, vol. 19, #1, Jan. 1977, pp. 20-28.

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