Medical Image Processing Apparatus Frame Sequential Color Correction

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Solution Overview

Problem

Conventional medical image processing systems face challenges in efficiently performing image correction processing in frame sequential configurations, leading to reduced processing frequency and frame rate when acquiring and processing color components of moving images.

Innovation Solution

A medical image processing apparatus and system that includes a color component storage section for storing and reading first and second color components of the same wavelength band, allowing for simultaneous image correction processing, such as noise reduction and motion interpolation, to improve the efficiency and accuracy of image acquisition and processing.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Measurement precision

If conventional frame sequential image pickup method is used to acquire color components, then the system can capture images with multiple wavelength bands, but the image correction processing frequency and frame rate are reduced

Engineering Contradiction:
Improveimage correction processing accuracyVSAvoidprocessing frequency
Core Design Contradiction:
Measurement precisionVSProductivity

Solution Approach 1:

The patent applies preliminary action by storing multiple color components (R1, R2, G1, G2, B1, B2) in advance in the storage section before correction processing is needed. This allows the correction processing section to simultaneously access and process multiple components without waiting for their acquisition, thereby increasing processing frequency while maintaining correction accuracy

Inventive Principle:
Principle #10Preliminary action

Solution Approach 2:

The patent introduces a time dimension by acquiring and storing color components from multiple cycles (first cycle: R1, G1, B1; second cycle: R2, G2, B2). This temporal dimensionality allows simultaneous processing of multiple components, resolving the contradiction between processing accuracy and frequency

Inventive Principle:
Principle #17Another dimension (Dimensionality change)

2Reliability

If image correction processing is performed on frame sequential color components, then noise reduction and motion interpolation can be achieved, but the processing time increases

Engineering Contradiction:
Improveimage qualityVSAvoidprocessing time
Core Design Contradiction:
ReliabilityVSLoss of time

Solution Approach 1:

The patent implements continuous useful action by simultaneously reading and processing multiple color components (R1, R2, G1, G2, B1, B2) that were acquired in parallel and stored in advance. This continuous simultaneous processing reduces total processing time while maintaining image quality through comprehensive correction operations

Inventive Principle:
Principle #20Continuity of useful action

Solution Approach 2:

By storing all necessary color components in advance before correction processing begins, the system eliminates sequential waiting time. The correction processing section can immediately and simultaneously process all stored components, reducing processing time while ensuring high image quality through complete correction operations

Inventive Principle:
Principle #10Preliminary action

Data Source

PatentUS8315448B2Medical image processing apparatus and medical image pickup system
Publication Date: 2012.11.20 OLYMPUS CORPORATION(JP)
  • US8315448B2 patent drawing
  • US8315448B2 patent drawing
  • US8315448B2 patent drawing

AI summary

A medical image processing apparatus of the present invention is a medical image processing apparatus to which a plurality of color components corresponding to frame-sequentially picked-up images of an object are time-sequentially inputted while maintaining periodicity thereof, including a color component storage section that can store a first color component inputted to the medical image processing apparatus at one timing and a second color component, which is a component of the same wavelength band as that of the first color component inputted to the medical image processing apparatus at timing preceding the one timing by one cycle or more, and an image correction processing section that simultaneously reads the first color component and the second color component stored in the color component storage section and performs image correction processing.