Title:
FOCUSING METHOD, FOCUSING DEVICE, AND UNMANNED AERIAL VEHICLE
Document Type and Number:
WIPO Patent Application WO/2022/257857
Kind Code:
A1
Abstract:
The present application discloses a focusing method, a focusing device, and an unmanned aerial vehicle. The focusing method is applied to an unmanned aerial vehicle; the unmanned aerial vehicle is provided with an aerial photography camera. The method comprises: obtaining a far focus of the aerial photography camera when the unmanned aerial vehicle is at a high altitude; obtaining a preset focus interval according to the far focus, wherein a minimum value of the preset focus interval is smaller than the far focus, and a maximum value of the preset focus interval is larger than or equal to the far focus; and when a current image position point of the aerial photography camera is larger than the maximum value, or the current image position point is smaller than the minimum value, obtaining a first definition statistical value at the end of last focusing, and determining, according to the first definition statistical value, whether to focus or not. By means of the mode, the focusing frequency of the unmanned aerial vehicle can be reduced, such that the service life of elements in the unmanned aerial vehicle is prolonged.
Inventors:
LI ZHAOZAO (CN)
Application Number:
PCT/CN2022/096911
Publication Date:
December 15, 2022
Filing Date:
June 02, 2022
Export Citation:
Assignee:
AUTEL ROBOTICS CO LTD (CN)
International Classes:
B64C39/02; H04N5/232; B64D47/08
Foreign References:
| CN113438414A | 2021-09-24 | |||
| CN109905604A | 2019-06-18 | |||
| CN108254995A | 2018-07-06 | |||
| CN108141522A | 2018-06-08 | |||
| CN105629628A | 2016-06-01 |
Attorney, Agent or Firm:
LIUJIA CHINA IP LAW OFFICE (CN)
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