Inspection Data Recording With Time and Target Verification

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Solution Overview

Problem

Inspection data may be inaccurately recorded due to a worker's poor attitude, such as not performing inspections at the correct time or on the correct target, leading to invalid inspection results.

Innovation Solution

An inspection assistance device that accepts information about an inspection target, acquires image data, and records inspection results only when the imaging time is within a predetermined range relative to the acceptance time and the target matches the recognized inspection target, ensuring accurate data recording.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Productivity

If image data is stored without verification of imaging time and target matching, then data recording efficiency is improved, but data accuracy and reliability deteriorate

Engineering Contradiction:
Improvedata recording efficiencyVSAvoidinspection result accuracy
Core Design Contradiction:
ProductivityVSReliability

Solution Approach 1:

The system performs preliminary verification of imaging time and target identification before recording inspection data. The recording control unit checks whether the image data was captured within a predetermined time range and whether the inspection target in the image matches the expected target, preventing false or misplaced data from being recorded in the first place

Inventive Principle:
Principle #10Preliminary action

Solution Approach 2:

The system implements a feedback mechanism where the recording control unit continuously monitors and verifies the correspondence between inspection targets and captured images before allowing data recording. This feedback loop ensures that only valid, accurately matched inspection data is stored, maintaining data reliability while enabling efficient recording operations

Inventive Principle:
Principle #23Feedback

2Measurement precision

If strict verification of imaging time and target matching is performed, then data accuracy is improved, but processing time and system complexity increase

Engineering Contradiction:
Improveinspection data accuracyVSAvoidsystem processing complexity
Core Design Contradiction:
Measurement precisionVSDevice complexity

Solution Approach 1:

The system performs verification only on critical parameters (imaging time range and target identification) rather than comprehensive analysis of all image data. This partial verification approach ensures data accuracy for the most important aspects while avoiding unnecessary processing complexity that would arise from exhaustive validation of every image attribute

Inventive Principle:
Principle #16Partial or excessive action

Data Source

PatentUS11380140B2Inspection assistance device, inspection assistance method, and recording medium
Publication Date: 2022.07.05 NEC CORP
  • US11380140B2 patent drawing
  • US11380140B2 patent drawing
  • US11380140B2 patent drawing

AI summary

Provided is a technology for recording effective data, as a result of inspection on a to-be-inspected object. This inspection assistance device is provided with: a reception unit that receives information about a to-be-inspected object; an acquisition unit that acquires image data captured by an imaging device; and a recording control unit that, in the case when the imaging time of the image data falls within a prescribed time range based on the time at which the information was received being set as a reference, and when the to-be-inspected object indicated by the received information coincides with the to-be-inspected object recognized from the image data, records the information pertaining to the result of inspection on the to-be-inspected object and the information about the to-be-inspected object in association with each other.