发明名称 |
CORRECTING CIRCUIT FOR INPUT SIGNAL POLARITY |
摘要 |
PURPOSE:To pick up an input signal by correcting it to a signal having true significance, by detecting the polarity of the input signal and by discriminating it. |
申请公布号 |
JPS5235906(A) |
申请公布日期 |
1977.03.18 |
申请号 |
JP19750111619 |
申请日期 |
1975.09.17 |
申请人 |
HITACHI LTD |
发明人 |
HARUNA TOSHIYUKI;FUJII KAZUO |
分类号 |
H04L25/02;H04J3/00;H04L5/22;H04L25/06 |
主分类号 |
H04L25/02 |
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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