Inspection Result Display Layout for Large-Sheet Defect Review

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Solution Overview

Problem

Existing image inspection systems face challenges in effectively displaying inspection results for large or non-standard sized sheets, leading to limited available display area and increased user effort in identifying defects.

Innovation Solution

The system adjusts the sizes of display areas in the inspection result screen based on the size of the inspection image, providing separate areas for the overall image and enlarged defect views, optimizing the display for easier defect identification.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Adaptability or versatility

If the inspection image size increases to accommodate larger sheets, then the display area becomes insufficient, but reducing the display area limits the visibility of defects

Engineering Contradiction:
Improvesheet size adaptabilityVSAvoiddisplay area
Core Design Contradiction:
Adaptability or versatilityVSArea of stationary object

Solution Approach 1:

The display screen is segmented into multiple functional areas: a first display area showing the overall inspection image and a second display area showing enlarged defect images. This segmentation allows simultaneous presentation of both global context and detailed defect information, resolving the contradiction between displaying large inspection images and providing sufficient display area for defect visibility.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The patent transitions from a single-dimensional display approach to a multi-dimensional display strategy by creating separate display areas at different magnification levels. The first display area provides a reduced-view overview while the second display area provides enlarged defect views, effectively adding a dimensional aspect of magnification variation to the display system.

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

2Measurement precision

If the inspection image is enlarged to show defects clearly, then defect visibility improves, but the overall image context is lost

Engineering Contradiction:
Improvedefect detection precisionVSAvoidimage context information
Core Design Contradiction:
Measurement precisionVSLoss of information

Solution Approach 1:

By segmenting the display into a first display area for overall image context and a second display area for enlarged defect views, the system preserves both global image context and local defect detail simultaneously, preventing loss of either information type.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The display structure implements a nested information hierarchy where the first display area contains the overall inspection image context, and the second display area contains nested enlarged views of specific defect regions within that context, allowing users to understand both the whole and its parts simultaneously.

Inventive Principle:
Principle #7Nested doll (Nesting)

Data Source

PatentUS20260052215A1Inspection apparatus
Publication Date: 2026.02.19 CANON KK
  • US20260052215A1 patent drawing
  • US20260052215A1 patent drawing
  • US20260052215A1 patent drawing

AI summary

An inspection apparatus performs inspection on an image formed on a sheet, based on an inspection image obtained by reading the sheet. The inspection apparatus includes a display unit, and a control unit configured to, in a case where an abnormal image is included in an inspection result, display, on the display unit, a confirmation screen including a first display area in which an image showing the inspection result including the abnormal image is displayed, and a second display area in which an enlarged image of the abnormal image in the inspection result is displayed. The control unit adjusts a size of the first display area and a size of the second display area in the confirmation screen in accordance with a size of the inspection image.