Switching apparatus for the recording and reproducing of PCM or

Details Switching apparatus for the recording and reproducing of PCM or Switching apparatus for the recording and reproducing of PCM or

1981-10-30

1983-08-09

Chin, Tommy P.

Facsimile and static presentation processing

Facsimile

Specific signal processing circuitry

358314, 358336, 360 381, H04N 576

Patent

active

043982190

ABSTRACT:
A switching apparatus for PCM or video signals is disclosed which includes a circuit detecting the information inherent to a PCM signal and discriminating whether the signal recorded on a record medium is the PCM signal or video signal and a circuit automatically switching the PCM signal and the video signal.

REFERENCES:
patent: 3824620 (1974-07-01), Langer
patent: 4093959 (1978-06-01), Hedlund
patent: 4245262 (1981-01-01), Ohtsu
An Experimental Digital Videotape Recorder, by Yokoyama, et al., SMPTE Journal, Mar. 1980, vol. 89, pp. 173-180.

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