Velocity correction for video discs

Details Velocity correction for video discs Velocity correction for video discs

1974-11-12

1976-06-29

Griffin, Robert L.

Facsimile and static presentation processing

Static presentation processing

Attribute control

178 66P, H04N 576, H04N 580

Patent

active

039673111

ABSTRACT:
In a video disc player, apparatus for generating phase error signals between a reference signal recorded on a video disc record and an external reference are utilized to correct both velocity errors in the recorded signal information and phase errors in the recorded reference signal.

REFERENCES:
patent: 3871020 (1975-03-01), Wilber

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