Multispectral Image Processing for UAV Environmental Monitoring

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Solution Overview

Problem

Current image processing systems for unmanned aerial vehicles (UAVs) lack efficient methods to selectively process and record multispectral image data from multiple wavelength bands in real-time, limiting their capability to capture and store comprehensive environmental data.

Innovation Solution

An image processing device with a processor and storage unit that selectively processes and records image signals from multiple cameras with different wavelength bands, generating data for display and recordation in specific formats based on predetermined conditions, allowing for efficient real-time data capture and storage.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Loss of information

If all image signals from multiple wavelength bands are processed and recorded simultaneously, then comprehensive environmental data is captured, but data processing complexity and storage requirements increase significantly

Engineering Contradiction:
Improvecomprehensive environmental dataVSAvoiddata processing complexity
Core Design Contradiction:
Loss of informationVSDevice complexity

Solution Approach 1:

The patent segments the image signal processing by dividing it into two distinct paths: a first image signal for display purposes and a second image signal for recordation purposes. This segmentation allows the system to handle different data streams with different processing requirements, reducing overall system complexity while maintaining comprehensive data capture capability.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The patent extracts only the necessary image signal components for each specific purpose. For display, only the first image signal is processed, while for recordation, the second image signal is processed according to a predetermined format. This extraction approach avoids processing unnecessary data, reducing computational complexity and storage requirements.

Inventive Principle:
Principle #2Taking out (Extraction)

2Productivity

If image data from multiple wavelength bands is recorded in real-time, then comprehensive environmental monitoring is achieved, but data storage capacity requirements increase

Engineering Contradiction:
Improvereal-time data capture capabilityVSAvoiddata storage capacity
Core Design Contradiction:
ProductivityVSQuantity of substance

Solution Approach 1:

The patent extracts and processes only the necessary image signal components for recordation according to a predetermined format. By selectively processing the second image signal only when needed for recordation and in a predetermined format, the system reduces the volume of stored data while maintaining real-time capture capability for comprehensive environmental monitoring.

Inventive Principle:
Principle #2Taking out (Extraction)

3Reliability

If multiple image signals are processed simultaneously for both display and recordation, then complete data availability is maintained, but processing time and computational load increase

Engineering Contradiction:
Improvedata availabilityVSAvoidprocessing time
Core Design Contradiction:
ReliabilityVSLoss of time

Solution Approach 1:

The patent segments the processing timeline into different periods: a first period for processing the first image signal for display, and a second period for processing the second image signal for recordation. This temporal segmentation ensures data availability for both purposes while reducing simultaneous computational load and processing time.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The patent implements periodic action by alternating between processing the first image signal for display and the second image signal for recordation in different periods. This periodic approach maintains data availability for both display and recordation while managing computational resources efficiently over time.

Inventive Principle:
Principle #19Periodic action

Data Source

PatentUS20210235044A1Image processing device, camera device, mobile body, image processing method, and program
Publication Date: 2021.07.29 SZ DJI TECH CO LTD
  • US20210235044A1 patent drawing
  • US20210235044A1 patent drawing
  • US20210235044A1 patent drawing

AI summary

An image processing device includes a processor and a storage device. The storage device stores a program that, when executed by the processor, causes the processor to select a first image signal in a first period, select the first image signal and a second image signal in a second period, generate image data for display based on the first image signal selected in the first period, and generate image data for recordation according to a predetermined recording format based on the first image signal and the second image signal selected in the second period. The first image signal has a first wavelength band and is output by a first image sensor of a camera device. The second image signal has a second wavelength band and is output by a second image sensor of the camera device.