The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Jun. 10, 2003
Filed:
Mar. 15, 2001
Applicant:
Inventors:
Assignee:
Hitachi, Ltd., Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01Q 3/00 ;
U.S. Cl.
CPC ...
H01Q 3/00 ;
Abstract
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.
Quick Actions:
Yamamoto, Hiroshi. (2003). Antenna drive device and artificial satellite tracking system using the same (U.S. Patent No. 6577281). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/6577281
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