Semiconductor device and electronic timepiece

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United States of America Patent

PATENT NO 9857774
SERIAL NO

15149287

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Abstract

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A semiconductor device includes: a secondary battery; a constant voltage generation circuit that is driven in accordance with the secondary battery; a control logic circuit that is driven with a constant voltage generated by the constant voltage generation circuit and controls the constant voltage generation circuit; and a starting circuit that outputs a control signal for operating the constant voltage generation circuit in correspondence to an initialization signal input from outside in a case in which the constant voltage generation circuit is stopped.

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Patent Owner(s)

Patent OwnerAddress
SEIKO EPSON CORPORATION1-6 SHINJUKU 4-CHOME SHINJUKU-KU TOKYO 160-8801

International Classification(s)

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Ninomiya, Masaya Nagano, JP 9 7

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