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经营范围
发明名称
Circuit for cancelling whole or part of a waveform using nonrecursive and recursive filters
摘要
申请公布号
US5042026(A)
申请公布日期
1991.08.20
申请号
US19880161808
申请日期
1988.02.29
申请人
NEC CORPORATION
发明人
KOIKE, SHIN'ICHI;YAMAGUCHI, MASARU;ARAI, MASANOBU;OGATA, TAKENORI
分类号
H03H17/02;H04B3/23
主分类号
H03H17/02
代理机构
代理人
主权项
地址
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