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发明名称
MODULATOR-DEMODULATOR
摘要
申请公布号
JPH03192857(A)
申请公布日期
1991.08.22
申请号
JP19890334349
申请日期
1989.12.21
申请人
NEC CORP
发明人
MITANI SHIGEYUKI
分类号
H04L27/00
主分类号
H04L27/00
代理机构
代理人
主权项
地址
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