Dual search mode type tuning system

Details Dual search mode type tuning system Dual search mode type tuning system

1981-05-08

1983-09-20

Richardson, Robert L.

Facsimile and static presentation processing

Facsimile

Specific signal processing circuitry

3581951, 455164, 455182, H04B 116, H04N 550

Patent

active

044059477

ABSTRACT:
A signal seeking tuning control system of a television receiver is first caused to operate in a first mode to search a frequency range surrounding a selected channel in accordance with predetermined conditions of a picture synchronization signal, and thereafter caused to operate in a second mode to search essentially the same frequency range but this time in response to predetermined conditions of an automatic fine tuning signal.

REFERENCES:
Ser. No. 261,447, Phase Locked Loop Tuning Control System Including A Timed Sync Activated Aft Signal Seeking System, J. G. George et al.

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