Memory enhancing apparatus

Horology: time measuring systems or devices – Signalling means – Time condition responsive

Patent

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Details

368246, G04B 2302

Patent

active

045764840

ABSTRACT:
The disclosed memory enhancing apparatus includes an oscillating section for generating a plurality of first signals. A counting section is coupled to the oscillating section for receiving the first signals and responsively generating a plurality of second signals having time intervals therebetween, each of the time intervals having a duration different from that of the immediately preceding interval. A dividing section is coupled to the counting section and includes means for varying the frequency of the first signals while an output section is coupled to the counting section for providing a reminding signal in response to each of the second signals.

REFERENCES:
patent: 4060973 (1977-12-01), Martino

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