G - Physics – 11 – B
Patent
G - Physics
11
B
328/82
G11B 20/10 (2006.01) G11B 20/14 (2006.01)
Patent
CA 1274284
ABSTRACT OF THE DISCLOSURE A circuit for use in reproducing a PCM signal recorded in a recording medium in the usual mode and a special mode, to control the frequency of a reproduction clock in accordance with variations in the frequency of the PCM signal. The speed of the medium and the speed of the head, or the frequency of a single-frequency signal in a track format recorded on the signal recording track of the medium is detected to produce a band control signal in accordance with the PCM signal frequency to shift the operating band of a voltage-controlled oscillator in the circuit.
553002
Egami Tsuyoshi
Yoshimoto Mitsufumi
Ridout & Maybee Llp
Sanyo Electric Co. Ltd.
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