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.
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
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