发明名称 |
VARIABLE ATTENUATOR |
摘要 |
PURPOSE:To obtain the variable attenuator with excellent performance, by mounting a movable metallic plate providing an electromagnetic wave absorbing body to the external side of the waveguide providing coupling window and by changing the coupling amount to the electromagnetic wave absorbing body. |
申请公布号 |
JPS5413245(A) |
申请公布日期 |
1979.01.31 |
申请号 |
JP19770077754 |
申请日期 |
1977.07.01 |
申请人 |
NIPPON TELEGRAPH & TELEPHONE |
发明人 |
SAITOU TAKAYA;NAKAMURA MAKOTO |
分类号 |
H01P1/22;(IPC1-7):01P1/22 |
主分类号 |
H01P1/22 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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