Inspection Assistance Device Superimposing Comparison Results

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Solution Overview

Problem

Existing inspection technologies require workers to manually compare inspection results between image data and other data types, leading to decreased efficiency and a higher likelihood of overlooking mismatches between actual and displayed inspection results.

Innovation Solution

An inspection assistance device that acquires both image data and different types of inspection data, and superimposes comparison results onto the image of the inspection target, allowing workers to view the results directly without needing to shift their line of sight.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If inspection results are displayed on a separate processing terminal or mobile terminal, then information can be stored and reviewed, but the worker must move line of sight from the inspection target to the terminal, reducing working efficiency

Engineering Contradiction:
Improveinspection result accuracyVSAvoidinspection work efficiency
Core Design Contradiction:
ReliabilityVSProductivity

Solution Approach 1:

The patent combines the inspection target display and inspection result display into a single display unit. The image display shows the inspection target, and the result display shows inspection results, measurement data, and other information on the same display unit, allowing workers to view both simultaneously without moving their line of sight.

Inventive Principle:
Principle #5Merging (Combining)

Solution Approach 2:

The patent utilizes the spatial dimension of the display unit by arranging multiple information layers (inspection target image and inspection results) in different regions or layers of the same display area, enabling simultaneous viewing of both the target and results without requiring physical movement of the worker's gaze.

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

2Reliability

If inspection results are checked by visual observation on a separate terminal, then data can be reviewed, but mismatches between inspection results and actual state may be overlooked

Engineering Contradiction:
Improveinspection result accuracyVSAvoidmismatch detection capability
Core Design Contradiction:
ReliabilityVSLoss of information

Solution Approach 1:

The patent implements a feedback mechanism where the system automatically compares measurement data with specification data and provides visual feedback by highlighting mismatches directly on the display unit. This immediate feedback loop reduces the cognitive load on workers and prevents oversight of discrepancies.

Inventive Principle:
Principle #23Feedback

Solution Approach 2:

The patent uses color-coded indicators to represent different states of inspection results. Normal results are displayed in one color while mismatches or abnormal conditions are highlighted in contrasting colors, making it easy for workers to quickly identify and respond to issues without missing any discrepancies.

Inventive Principle:
Principle #32Color changes

Data Source

PatentUS11232530B2Inspection assistance device, inspection assistance method, and recording medium
Publication Date: 2022.01.25 NEC CORP
  • US11232530B2 patent drawing
  • US11232530B2 patent drawing
  • US11232530B2 patent drawing

AI summary

Provided is an inspection assistance device which includes: a first acquisition unit that acquires first data which is image data used to acquire results of inspection on a to-be-inspected object; a second acquisition unit that acquires second data that is different in type from the first data and is used to acquire results of inspection on the to-be-inspected object; and a display control unit that causes a display unit to display a result of comparison between first inspection result information pertaining to the inspection results based on the acquired first data and second inspection result information pertaining to the inspection results based on the acquired second data in such a manner as to be superimposed on an image in which the inspected object is displayed.