High speed automatic frequency tuning method

Details High speed automatic frequency tuning method High speed automatic frequency tuning method

1991-04-15

1994-01-18

Eisenzopf, Reinhard J.

Telecommunications

Receiver or analog modulated signal frequency converter

Signal selection based on frequency

4551841, 4551851, 3581931, H04B 116

Patent

active

052806405

ABSTRACT:
A high speed automatic frequency tuning method for effectively tuning a broadcasting frequency of a channel selected by a viewer by moving a tuning control frequency in one direction in either a high or low band direction of a reference search frequency, in accordance with the magnitudes between the reference search frequency and an active broadcasting frequency.

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patent: 4357632 (1982-11-01), French
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patent: 4429415 (1984-01-01), Chin et al.
patent: 4451850 (1984-05-01), Kamemoto
patent: 4594611 (1986-06-01), Sugibayashi et al.
patent: 4763195 (1088-08-01), Tults
patent: 4805230 (1989-02-01), Tanaka
patent: 4819069 (1989-04-01), Tanaka

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