Endoscope Image Processing Apparatus CAD Delay Suppression

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Solution Overview

Problem

Existing endoscope systems with computer-aided diagnosis (CAD) capabilities face challenges in efficiently processing and analyzing images due to the high computational demands of recognition processing, leading to potential delays in video signal output.

Innovation Solution

The image processing apparatus includes a processor configured to output image information signals to multiple routes, apply analysis to one route, and generate a new image signal based on the analyzed results and original image signal, ensuring that the new image signal is completed before the analysis result is acquired, thus minimizing delays.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Measurement precision

If recognition processing (CAD) is applied to endoscopic images, then diagnostic accuracy is improved, but processing time increases causing video output delays

Engineering Contradiction:
Improvediagnostic accuracyVSAvoidvideo output delay
Core Design Contradiction:
Measurement precisionVSLoss of time

Solution Approach 1:

The system performs preliminary actions by outputting the third image information signal through the second route before the analysis result is ready, and completes generation of the fourth image information signal before the analysis result is acquired. This preliminary action ensures continuous video output without waiting for the computationally intensive CAD processing to complete.

Inventive Principle:
Principle #10Preliminary action

Solution Approach 2:

The video signal processing is segmented into multiple independent routes: the first route processes images through CAD analysis while the second route provides a direct path for image information signals. This segmentation allows parallel processing where the time-consuming analysis occurs independently without blocking the main video output flow.

Inventive Principle:
Principle #1Segmentation

2Reliability

If computer-aided diagnosis processing is performed on continuous image signals, then diagnostic support is improved, but processing speed decreases due to computational complexity

Engineering Contradiction:
Improvediagnostic supportVSAvoidprocessing speed
Core Design Contradiction:
ReliabilityVSProductivity

Solution Approach 1:

The system maintains continuity of useful action by continuously outputting the third image information signal through the second route independent of the CAD processing status. The video output continues without interruption while diagnostic analysis proceeds in parallel, ensuring both reliability and processing speed are maintained.

Inventive Principle:
Principle #20Continuity of useful action

Solution Approach 2:

The third image information signal is prepared and outputted in advance through the second route before the CAD analysis completes. This preliminary action ensures that the video output is already ready and continuous when the diagnostic results become available, maintaining high processing speed while providing reliable diagnostic support.

Inventive Principle:
Principle #10Preliminary action

Data Source

PatentUS20250031943A1Image processing apparatus, endoscope system, and image processing method
Publication Date: 2025.01.30 OLYMPUS CORPORATION(JP)
  • US20250031943A1 patent drawing
  • US20250031943A1 patent drawing
  • US20250031943A1 patent drawing

AI summary

An image processing apparatus includes a processor. The processor is configured to output second and third images corresponding to a continuous first image respectively to first and second routes, analyze the second image and output an analysis result, and generate a fourth image based on the third image and the analysis result and continuously output the fourth image. When acquiring the third image, the processor completes the generation of the fourth image before acquiring an analysis result by the second image generated based on a same first image as the first image, which is a generation source of the third image.