发明名称 |
Antenna control system |
摘要 |
An antenna control system enabling the remote variation of antenna beam tilt. A drive means continuously adjusts phase shifters of a feed distribution network to radiating elements to continuously vary antenna beam tilt. A controller enables the beam tilt of a number of antenna at a site to be remotely varied.
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申请公布号 |
US2003048230(A1) |
申请公布日期 |
2003.03.13 |
申请号 |
US20020147532 |
申请日期 |
2002.05.17 |
申请人 |
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发明人 |
HEINZ WILLIAM EMIL;EHLEN MATHIAS MARTIN ERNEST |
分类号 |
H01P1/18;H01Q1/12;H01Q1/24;H01Q3/26;H01Q3/32;H01Q21/08;(IPC1-7):H01Q3/00;H01Q21/00 |
主分类号 |
H01P1/18 |
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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