Telecommunications – Receiver or analog modulated signal frequency converter – Signal selection based on frequency
Patent
1978-04-03
1980-11-18
Bookbinder, Marc E.
Telecommunications
Receiver or analog modulated signal frequency converter
Signal selection based on frequency
455173, 455175, 455192, 334 16, H04B 126, H03J 702
Patent
active
042349613
ABSTRACT:
By using a optical switch, which can be operated by the tuning knob of a receiver, signals can be obtained which accurately correspond to the operation of the tuning knob for switch-over of the receiver to a continuous manual tuning mode and for suppressing the automatic tuning correction during tuning.
REFERENCES:
patent: 3440544 (1969-04-01), Pampel
patent: 3736442 (1973-05-01), Miller et al.
patent: 3835384 (1974-09-01), Liff
patent: 3949158 (1976-04-01), Rzeszewski et al.
patent: 3968437 (1976-07-01), Ong
patent: 4122395 (1978-10-01), Schotz et al.
Bookbinder Marc E.
Briody T. A.
Goodman E. W.
Streeter W. J.
U.S. Philips Corporation
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