| 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 |
US8558739(B2) |
申请公布日期 |
2013.10.15 |
| 申请号 |
US20010025155 |
申请日期 |
2001.12.18 |
| 申请人 |
HEINZ WILLIAM EMIL;EHLEN MATHIAS MARTIN ERNEST;ANDREW LLC |
发明人 |
HEINZ WILLIAM EMIL;EHLEN MATHIAS MARTIN ERNEST |
| 分类号 |
H01P1/18;H01Q3/00;H01Q1/12;H01Q1/24;H01Q3/26;H01Q3/32;H01Q21/08 |
主分类号 |
H01P1/18 |
| 代理机构 |
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代理人 |
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