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发明名称
MODULATOR/DEMODULATOR
摘要
申请公布号
JPH02214247(A)
申请公布日期
1990.08.27
申请号
JP19890034804
申请日期
1989.02.14
申请人
NEC CORP
发明人
HAMA TOMIHARU
分类号
H04L29/14
主分类号
H04L29/14
代理机构
代理人
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