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发明名称
PHASE MODULATOR AND DEMODULATOR
摘要
申请公布号
JPH02198205(A)
申请公布日期
1990.08.06
申请号
JP19890019045
申请日期
1989.01.26
申请人
NEC CORP
发明人
OSAWA TOMOYOSHI
分类号
H03C3/00;H04L27/22;H04L27/227
主分类号
H03C3/00
代理机构
代理人
主权项
地址
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