Communications: electrical – Systems – Portable self-contained
Patent
1974-06-17
1976-02-10
Curtis, Marshall M.
Communications: electrical
Systems
Portable self-contained
340336, 340340, G06F 314
Patent
active
039381382
ABSTRACT:
A time switching power saving system for electronic indicators which comprises an indicator operated by a battery and a time switching indication control circuit for controlling the operation of the indicator in such a manner that the indicator makes a continuous indication for a predetermined time period from the start of indication and then makes an intermittent indication after the predetermined time period has passed, so that the power consumption of the circuit is decreased without stopping the operation of the indicator.
REFERENCES:
patent: 3191048 (1965-06-01), Cowen
patent: 3493956 (1970-02-01), Andrews et al.
patent: 3631318 (1971-12-01), Hubbard
Kamoto Hidetoshi
Kojima Koichi
Curtis Marshall M.
Sony Corporation
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