发明名称 |
Frequency adjusting circuit |
摘要 |
A frequency adjusting circuit for digitally adjusting the frequency of a time reference signal consisting of a series of pulses is disclosed. The circuit function to adjust the frequency of said series of pulses by subtracting or adding a given number of pulses from or to said series of pulses for a time set beforehand every time upon receipt of a predetermined number of pulses of said time reference signal.
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申请公布号 |
US4225824(A) |
申请公布日期 |
1980.09.30 |
申请号 |
US19780915739 |
申请日期 |
1978.06.15 |
申请人 |
CITIZEN WATCH CO. LTD. |
发明人 |
SEKINE, MITSUO;YAMAGUCHI, SIZUO |
分类号 |
G04G3/02;H03K5/00;H03K23/64;(IPC1-7):H03K1/17;H03K21/30 |
主分类号 |
G04G3/02 |
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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