发明名称 |
HELICAL ANTENNA SYSTEM |
摘要 |
It is an object of the present invention to receive simultaneously signals with different polarizations with the aid of helical feeders without gain degradation compared to known systems. According to the invention two or more helical feeders are provided for each polarization direction. The invention can be used e.g. for a DBS system. |
申请公布号 |
WO9416472(A1) |
申请公布日期 |
1994.07.21 |
申请号 |
WO1993EP03726 |
申请日期 |
1993.12.30 |
申请人 |
THOMSON CONSUMER ELECTRONICS S.A.;LOUZIR, ALI |
发明人 |
LOUZIR, ALI |
分类号 |
H01Q11/08;H01Q19/17;H01Q21/24 |
主分类号 |
H01Q11/08 |
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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