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发明名称
Directional coupler
摘要
The coupler includes loosely coupled sections (1,3) in microstrip line on one side of a printed circuit board and tightly coupled sections (2) between microstrip lines on opposite sides of the board with through connections (11).
申请公布号
EP1014472(A1)
申请公布日期
2000.06.28
申请号
EP19990123509
申请日期
1999.11.25
申请人
ROHDE & SCHWARZ GMBH & CO. KG
发明人
MOLL, LUDWIG
分类号
H01P5/18
主分类号
H01P5/18
代理机构
代理人
主权项
地址
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