发明名称 |
Power circuit for electronic wristwatch |
摘要 |
A power circuit for an electronic wristwatch is provided wherein voltage reduction circuit means is positioned intermediate a battery source and at least a portion of the circuitry of the timepiece to be driven by the battery source. The battery source is preferably a lithium battery. The voltage reduction circuit means include a capacitor and other circuit components formed on an integrated circuit substrate.
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申请公布号 |
US4397563(A) |
申请公布日期 |
1983.08.09 |
申请号 |
US19800145568 |
申请日期 |
1980.05.01 |
申请人 |
KABUSHIKI KAISHA SUWA SEIKOSHA |
发明人 |
ICHINOSE, MATSUO |
分类号 |
G04G19/02;G04G19/04;G04G99/00;(IPC1-7):G04B1/00;G04B37/00 |
主分类号 |
G04G19/02 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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