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发明名称
Transmission output control apparatus having a directional coupler with a variable coupling length
摘要
申请公布号
GB9918976(D0)
申请公布日期
1999.10.13
申请号
GB19990018976
申请日期
1999.08.11
申请人
NEC CORPORATION
发明人
分类号
H04B1/04;H01P5/04;H01P5/18;H04B7/26
主分类号
H04B1/04
代理机构
代理人
主权项
地址
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