ANTENNA APPARATUS

An antenna apparatus includes an azimuth angle axis fixed to a base and serving as a rotation axis rotating in an azimuth angle direction, a supporting column rotating in the azimuth angle direction about the azimuth angle axis, and a first elevation angle axis fixed with respect to the supporting c...

Ausführliche Beschreibung

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Bibliographische Detailangaben
1. Verfasser: IKEMATSU, Hiroshi
Format: Patent
Sprache:eng
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Beschreibung
Zusammenfassung:An antenna apparatus includes an azimuth angle axis fixed to a base and serving as a rotation axis rotating in an azimuth angle direction, a supporting column rotating in the azimuth angle direction about the azimuth angle axis, and a first elevation angle axis fixed with respect to the supporting column and serving as a rotation axis rotating in an elevation angle direction. The antenna apparatus further includes an aperture antenna having a reflecting mirror to rotate in the elevation angle direction about the first elevation angle axis, and an AESA antenna opposite to the first elevation angle axis with the supporting column interposed. The AESA antenna is farther away from the base than the first elevation angle axis is in a vertical direction which is a direction in which the azimuth angle axis extends.