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发明名称
SIGNAL DETECTING CIRCUIT
摘要
<p>PURPOSE:To detect the presence of signals and their frequency by frequencyconverting frequency-sweep signals as a local signal and combining band-pass filters, delay circuits and signal detecting circuits as specified.</p>
申请公布号
JPS5274294(A)
申请公布日期
1977.06.22
申请号
JP19750151110
申请日期
1975.12.17
申请人
NIPPON ELECTRIC CO
发明人
MATSUO YOSHIO
分类号
H04B1/16;G01R23/15;G01R23/173;G01S7/28;G01S7/292;G01S13/04;G01S13/28;G01S13/50;H03L7/02;H04B1/10;H04L7/04;H04L27/00
主分类号
H04B1/16
代理机构
代理人
主权项
地址
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