Aircraft Illuminating Device Attitude Control for Image Acquisition

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Solution Overview

Problem

Unmanned aircrafts struggle to capture high-quality images or videos at night or in weak light environments due to the mismatch between the illumination area and the photographing area of the image acquisition apparatus.

Innovation Solution

A control method and apparatus that obtain attitude data of the image acquisition apparatus to rotate the illuminating device, ensuring the illumination area matches the photographing area, thereby improving light compensation for the captured object.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Illumination intensity

If the illuminating device is mounted on the aircraft without attitude synchronization, then the device structure is simple, but the illumination area does not match the photographing area in low-light conditions

Engineering Contradiction:
Improveillumination area matchingVSAvoidcontrol system complexity
Core Design Contradiction:
Illumination intensityVSDevice complexity

Solution Approach 1:

The control system receives attitude data from the image acquisition apparatus and uses this feedback to automatically adjust the illumination device's attitude, ensuring the illumination area matches the photographing area without requiring complex manual coordination

Inventive Principle:
Principle #23Feedback

Solution Approach 2:

The control system merges the attitude control functions of both the image acquisition apparatus and the illuminating device, allowing them to operate as a coordinated unit that automatically adapts to attitude changes

Inventive Principle:
Principle #5Merging (Combining)

2Reliability

If the illuminating device rotates to match the photographing area, then the illumination quality improves, but the control system becomes more complex

Engineering Contradiction:
Improveimage quality in low-lightVSAvoidcontrol system complexity
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The system uses real-time attitude data feedback from the image acquisition apparatus to automatically control the rotation and positioning of the illuminating device, ensuring reliable illumination matching without complex manual intervention

Inventive Principle:
Principle #23Feedback

Solution Approach 2:

The illuminating device automatically adjusts its own attitude based on received attitude data, performing self-positioning to match the photographing area without requiring external manual control

Inventive Principle:
Principle #25Self-service

Data Source

PatentUS11920762B2Method for controlling illuminating device, and apparatus, aircraft, and system thereof
Publication Date: 2024.03.05 SZ DJI TECH CO LTD
  • US11920762B2 patent drawing
  • US11920762B2 patent drawing

AI summary

A control method for an illuminating device, which is mounted on an aircraft having an image acquisition apparatus, includes obtaining attitude data of an image acquisition apparatus and rotating the illumination device, according to the attitude data of the image acquisition apparatus, to match an illumination area of the illumination device with a photographing area of the image acquisition apparatus.