Calibration method for ground-to-ground airborne sensor

The invention discloses a calibration method for a ground-to-ground airborne sensor. The calibration method realizes rotation of x, y and z directions within three horizontal and vertical axes, meets the requirements of acquiring control points of spot scanning or line scanning airborne sensors thro...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser: ZUO JIANZHANG, YANG TIELI, GONG HUILI, LI XIAOJUAN, DUAN FUZHOU, LIU XIANLIN, ZHAO WENJI
Format: Patent
Sprache:chi ; eng
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Beschreibung
Zusammenfassung:The invention discloses a calibration method for a ground-to-ground airborne sensor. The calibration method realizes rotation of x, y and z directions within three horizontal and vertical axes, meets the requirements of acquiring control points of spot scanning or line scanning airborne sensors through simulating flying attitude in a flying track at a height of 50 m and employing a tackle with a controllable speed ranging from 0.5 meter/second to 5.0 meters/second and a digital control system to simulate different speeds, directions and attitudes; then realizes calibration of the ground-to-ground airborne sensor by scanning and shooting high-density control points below a suspension arm, and applying a compound multi-reflection header and radiation features adapting to a plurality of types of the airborne sensors such as optical cameras, laser scanners and the like, and realizes a calibration precision with 1 : 500 map of the optical cameras such as SWDC, etc.