All electronic digital tuner system with memory

Details All electronic digital tuner system with memory All electronic digital tuner system with memory

1974-05-03

1976-03-23

Libman, George H.

Tuners

Tuner unit with electromagnetic operator

Predetermined center frequency selector

325464, 325470, 334 15, H04B 116

Patent

active

039463192

ABSTRACT:
An all-electronic television tuning system has a sequentially accessible multi-position two digit memory coupled to a viewer controlled channel number selection means for providing storage and recall of selected two digit channel numbers in a sequence established by loading selected channel numbers into fifteen of sixteen serial memory locations. The system has program and operate modes, corresponding respectively to storage and recall of channel number information, and the memory has a sixteenth, particular location accessible only in the operate mode for providing immediate all channel tuning control for the viewer irrespective of the pre-programmed channel number sequence.

REFERENCES:
patent: 3651469 (1972-03-01), Keese
patent: 3800230 (1974-03-01), Marks et al.
patent: 3803495 (1974-04-01), Reynolds
patent: 3822405 (1974-07-01), Sakamoto
patent: 3845394 (1974-10-01), Hamada

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