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发明名称
MODULATOR-DEMODULATOR
摘要
申请公布号
JPH04150243(A)
申请公布日期
1992.05.22
申请号
JP19900271805
申请日期
1990.10.09
申请人
NEC COMMUN SYST LTD
发明人
OSHIMA AKIRA
分类号
H04L27/00
主分类号
H04L27/00
代理机构
代理人
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