Audio/video signal recording method

Details Audio/video signal recording method Audio/video signal recording method

1981-10-28

1984-10-30

Murray, Richard

Facsimile and static presentation processing

Facsimile

Recording apparatus

358330, 358343, H04N 9491

Patent

active

044802706

ABSTRACT:
A method for recording video and audio information onto a recording medium which involves recording a carrier frequency signal, frequency modulated with composite color video information, and a subcarrier frequency signal, modulated with audio frequency information onto the recording medium and selecting the frequencies of the carrier and subcarrier signals such that the subcarrier frequency is lower than the second lower chroma sideband of the modulated carrier signal.

REFERENCES:
patent: 3893163 (1975-07-01), Wessels et al.
patent: 3972064 (1976-07-01), Keizer
patent: 3978279 (1976-08-01), Boruschewitz et al.

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