Endoscope Image Display Buffering for Delay-Safe Frame Capture

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Solution Overview

Problem

Existing image display systems for endoscopes do not effectively manage network delays when transmitting and displaying images, leading to potential misalignment between the user's intended image selection and the recorded image due to variable network delays.

Innovation Solution

An image display system that includes a first system for acquiring images, a second system for processing and storing images, and a monitor for displaying images, utilizing processors to add identification information and manage network delays by storing temporary images on a buffer, allowing precise selection and recording of intended images.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Adaptability or versatility

If images are transmitted between systems over a network, then image processing and display capabilities are improved, but network delays cause misalignment between user-selected images and recorded images

Engineering Contradiction:
Improveimage processing capabilityVSAvoidimage selection accuracy
Core Design Contradiction:
Adaptability or versatilityVSMeasurement precision

Solution Approach 1:

The patent applies preliminary action by pre-storing transmitted images in a buffer memory within the second system before they are needed for recording. This allows the system to compensate for network delays by having images ready in advance, ensuring that when a user selects an image for recording, the corresponding image is immediately available without misalignment caused by transmission delays.

Inventive Principle:
Principle #10Preliminary action

2Measurement precision

If images are stored in a buffer to manage network delays, then image selection accuracy is improved, but system complexity increases

Engineering Contradiction:
Improveimage selection accuracyVSAvoidsystem structure
Core Design Contradiction:
Measurement precisionVSDevice complexity

Solution Approach 1:

The patent uses an intermediary approach by introducing a buffer memory as a mediator between the network transmission system and the recording system. The buffer acts as an intermediate storage that decouples the timing between image transmission and image recording, allowing the system to maintain accuracy without requiring complex real-time synchronization mechanisms.

Inventive Principle:
Principle #24Intermediary (Mediator)

3Measurement precision

If identification information is added to images, then image tracking accuracy is improved, but data processing time increases

Engineering Contradiction:
Improveimage tracking accuracyVSAvoidprocessing time
Core Design Contradiction:
Measurement precisionVSLoss of time

Solution Approach 1:

The patent applies preliminary action by adding identification information to images at the point of transmission to the buffer, rather than adding it later during processing. This early tagging allows the system to quickly identify and retrieve specific images using their pre-assigned identifiers, reducing the time required for image tracking and retrieval operations.

Inventive Principle:
Principle #10Preliminary action

Data Source

PatentUS12469591B2Image display system, image-processing system, and image display method
Publication Date: 2025.11.11 OLYMPUS CORPORATION(JP)
  • US12469591B2 patent drawing
  • US12469591B2 patent drawing
  • US12469591B2 patent drawing

AI summary

An image display system includes a first processor disposed in a first system and a second processor disposed in a second system. The first processor is configured to transmit two or more first images to the second system and receive two or more second images from the second system. The first processor is configured to transmit, to the second system, first identification information added to a second image displayed on a monitor when a release signal has been received. The second processor is configured to acquire a temporary image to which the same second identification information is added as the first identification information among two or more temporary images stored on a buffer.