IR Camera Display Control Unit for Automatic View Parameter Adjustment

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Solution Overview

Problem

Infrared (IR) camera users, especially inexperienced ones, face difficulties in adjusting view parameter settings to effectively interpret thermal images, particularly when dealing with large temperature differences or specific temperature gradients, due to the need for manual expertise and the inefficiency of automatic settings.

Innovation Solution

An IR camera with a display control unit that automatically adjusts view parameter settings based on a manually indicated temperature reference area, allowing users to easily set thermal image color span and level, and enabling IR/Visual fusion thresholds, thereby simplifying the interpretation of thermal images.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Measurement precision

If manual adjustment of view parameters is required, then measurement precision is improved, but ease of operation deteriorates

Engineering Contradiction:
Improveview parameter setting accuracyVSAvoiduser operation simplicity
Core Design Contradiction:
Measurement precisionVSEase of operation

Solution Approach 1:

The system automatically adjusts view parameters based on thermal image content analysis, allowing the camera to self-configure without user intervention. The display control unit processes the thermal image, identifies temperature distributions, and automatically sets color span, color level, and fusion thresholds, eliminating the need for manual user adjustment while maintaining accurate measurement parameters.

Inventive Principle:
Principle #25Self-service

2Ease of operation

If automatic settings are used, then ease of operation is improved, but measurement precision deteriorates

Engineering Contradiction:
Improveuser operation simplicityVSAvoidview parameter setting accuracy
Core Design Contradiction:
Ease of operationVSMeasurement precision

Solution Approach 1:

The system continuously analyzes the thermal image content and uses this feedback to automatically adjust view parameters. The display control unit processes the thermal image data, identifies temperature distributions and patterns, and dynamically modifies color span, color level, and fusion thresholds based on the actual image content, ensuring both ease of operation and measurement precision through closed-loop control.

Inventive Principle:
Principle #23Feedback

3Measurement precision

If view parameters are adjusted for specific temperature gradients, then measurement precision is improved, but device complexity increases

Engineering Contradiction:
Improvetemperature gradient detection accuracyVSAvoidparameter adjustment complexity
Core Design Contradiction:
Measurement precisionVSDevice complexity

Solution Approach 1:

The system segments the thermal image into different temperature zones and analyzes each region's temperature distribution characteristics. The display control unit divides the image into multiple regions of interest, processes each region's temperature gradient separately, and adjusts view parameters independently for each segment, enabling precise temperature gradient detection without increasing overall system complexity.

Inventive Principle:
Principle #1Segmentation

Data Source

PatentUS8354639B2IR camera with adjustable view parameter settings
Publication Date: 2013.01.15 FLIR SYST AB
  • US8354639B2 patent drawing
  • US8354639B2 patent drawing
  • US8354639B2 patent drawing

AI summary

The invention relates to an IR camera for capturing thermal images of an imaged view, the IR camera comprising an IR camera display arranged to display the captured thermal images to a user of the IR camera according to a view parameter setting. The IR camera is characterized in that it further comprises a display control unit arranged to automatically adjust the view parameter setting in the IR camera display based on a temperature reference area in the captured thermal images, wherein the temperature reference area is obtained using an indication means when a manual indication is performed by the user of the IR camera. The invention further relates to a method for adjusting view parameter settings in an IR camera and a computer program product.