发明名称 |
Antenna drive device and artificial satellite tracking system using the same |
摘要 |
At least one antenna is supported on a fixed supporting portion by an oscillating mechanism having rotational degrees of freedom on a X-Y plane, and a drive mechanism such as a drive motor is arranged in the vicinity of the oscillating center axis whereby the elevation angle and the azimuth angle of the antenna can be controlled.
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申请公布号 |
US6577281(B2) |
申请公布日期 |
2003.06.10 |
申请号 |
US20010812775 |
申请日期 |
2001.03.15 |
申请人 |
HITACHI, LTD. |
发明人 |
YAMAMOTO HIROSHI;SUGAWARA SATOSHI;SHIMIZU SATOSHI |
分类号 |
H01Q1/12;H01Q3/08;H04B7/15;(IPC1-7):H01Q3/00 |
主分类号 |
H01Q1/12 |
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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