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发明名称
IMPEDANCE MATCHING
摘要
PURPOSE:To obtain the economic system with decreasing the number of the matching circuit by controlling the impedance switching circuit within the trunk by the instruction of the central processing unit.
申请公布号
JPS52122005(A)
申请公布日期
1977.10.13
申请号
JP19760038384
申请日期
1976.04.06
申请人
NIPPON ELECTRIC CO
发明人
YANAGI AKIO
分类号
H04Q3/54;H04M7/00;H04M19/00;(IPC1-7):04M7/04
主分类号
H04Q3/54
代理机构
代理人
主权项
地址
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