发明名称 |
Input circuit for portable electronic devices |
摘要 |
There is disclosed an input circuit for portable electronic devices comprising an exteriorly operable member for delivering an operating signal to a portable electronic device and including a first flip-flop set in synchronism with an edge of said operating signal, a second flip-flop for reading therein said operating signal and a reset signal preparing circuit supplied with an output from said second flip-flop and preparing a reset signal for said first flip-flop. |
申请公布号 |
US4198579(A) |
申请公布日期 |
1980.04.15 |
申请号 |
US19770862539 |
申请日期 |
1977.12.20 |
申请人 |
CITIZEN WATCH CO LTD |
发明人 |
EBIHARA, HEIHACHIRO;SEKIYA, FUKUO;YAMADA, TAKASHI |
分类号 |
G04G5/00;H03K5/1252;(IPC1-7):H03K5/00 |
主分类号 |
G04G5/00 |
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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