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发明名称
Modulation circuit and method
摘要
申请公布号
GB0108369(D0)
申请公布日期
2001.05.23
申请号
GB20010008369
申请日期
2001.04.03
申请人
NEC CORPORTION
发明人
分类号
H04L27/22;H04L7/04;H04L27/00;H04L27/233
主分类号
H04L27/22
代理机构
代理人
主权项
地址
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