发明名称 |
Evanescent mode microwave bandpass filter with a rotatable crank shape coupling antenna |
摘要 |
The microwave bandpass filter in the form of a cutoff frequency waveguide (1) or evanescent mode guide, being besides tunable within a range of frequencies and having at least one terminal (21, 22) of the coaxial type, has terminals each equipped with a crank-shaped coupling antenna (15) operable to be rotated about its longitudinal axis for filter tuning purposes.
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申请公布号 |
US4746883(A) |
申请公布日期 |
1988.05.24 |
申请号 |
US19860874183 |
申请日期 |
1986.06.13 |
申请人 |
ALCATEL THOMSON FAISCAEUX HERTZIENS |
发明人 |
SAUVAGE, MARC;HENRIOT, MARIE-CHRISTINE |
分类号 |
H01P1/20;H01P1/205;H01P1/219;H01P5/04;(IPC1-7):H01P1/20 |
主分类号 |
H01P1/20 |
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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