Channel remote control device for a television, radio, etc.

Details Channel remote control device for a television, radio, etc. Channel remote control device for a television, radio, etc.

1977-08-04

1979-09-25

Britton, Howard W.

Radiant energy

Ionic separation or analysis

Static field-type ion path-bending selecting means

358194, H04B 900, H04N 544

Patent

active

041692268

ABSTRACT:
A channel control device for a television, radio etc. comprising light signal transmitting device and light signal receiving device. Said light signal transmitting device send light signal which is more than two pulse and differs according to selected channel. Said light signal receiving device decodes said light signal and generates signal which will drive the shaft of tuner to a desired or selected channel position.

REFERENCES:
patent: 3294901 (1966-12-01), Stanghi
patent: 3325593 (1967-06-01), Platt
patent: 3440427 (1969-04-01), Kammer
patent: 3866177 (1975-02-01), Kawamata
patent: 3906366 (1975-09-01), Minami
patent: 3928760 (1975-12-01), Isoda

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