发明名称 |
Analogue filter systems |
摘要 |
The analogue filter system is constituted by first and second analogue filters having similar characteristics, a delay device connected between the first and second analogue filters and controlled by a timing circuit for storing the output of the first analogue filter and for producing an output with its time axis inverted, and a device for restoring the time axis of the output from the delay device.
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申请公布号 |
US4096576(A) |
申请公布日期 |
1978.06.20 |
申请号 |
US19760748311 |
申请日期 |
1976.12.07 |
申请人 |
FUKUDA DENSHI CO., LTD. |
发明人 |
TAKASHI, SAKURAI;TADAYUKI, MATSUO;KORO, TAKAHASHI |
分类号 |
H03H17/08;H03H11/04;H03H17/02;(IPC1-7):G06J1/00;G06G7/62;H04B15/00 |
主分类号 |
H03H17/08 |
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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