Automated Inspection Exclusion Area Assignment

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Solution Overview

Problem

Existing inspectors for printed materials require manual registration of reference images and setting of inspection areas, which is time-consuming and prone to errors, and lack an efficient method for automatically setting inspection exclusion areas.

Innovation Solution

An information processing apparatus that connects printers and inspectors, capable of generating and transmitting image data with pixel information for inspection exclusion, allowing automatic assignment of inspection exclusion areas based on job settings and attribute flags.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Measurement precision

If manual registration of reference images and setting of inspection areas is performed, then inspection accuracy can be maintained, but the process becomes time-consuming and prone to errors

Engineering Contradiction:
Improveinspection accuracyVSAvoidtime for reference image registration and inspection area setting
Core Design Contradiction:
Measurement precisionVSLoss of time

Solution Approach 1:

The system performs preliminary actions by automatically generating reference images and setting inspection areas based on print data analysis before the actual inspection process begins. The information processing apparatus extracts inspection areas from print data and automatically creates reference images, eliminating the need for manual registration and setup operations.

Inventive Principle:
Principle #10Preliminary action

2Ease of operation

If manual setting of inspection areas is performed, then flexibility in defining inspection regions is achieved, but human error increases and efficiency decreases

Engineering Contradiction:
Improveflexibility in defining inspection regionsVSAvoiderror rate in inspection area setting
Core Design Contradiction:
Ease of operationVSReliability

Solution Approach 1:

The system performs self-service by automatically analyzing print data to identify and define inspection areas without human intervention. The information processing apparatus extracts relevant information from print data, determines inspection regions, and sets parameters automatically, eliminating manual operations and associated errors.

Inventive Principle:
Principle #25Self-service

3Productivity

If automatic assignment of inspection exclusion areas is implemented, then efficiency is enhanced, but complexity of the system increases

Engineering Contradiction:
Improveinspection process efficiencyVSAvoidsystem complexity for automatic inspection area setting
Core Design Contradiction:
ProductivityVSDevice complexity

Solution Approach 1:

The information processing apparatus serves as an intermediary between the print data and the inspection system. It automatically analyzes print data, extracts inspection area information, generates reference images, and transmits this processed information to the inspection device, thereby automating the inspection setup process while managing system complexity through a dedicated intermediate component.

Inventive Principle:
Principle #24Intermediary (Mediator)

Data Source

PatentUS20250106326A1Information processing apparatus, method for controlling information processing apparatus, inspector, and method for controlling inspector
Publication Date: 2025.03.27 CANON KK
  • US20250106326A1 patent drawing
  • US20250106326A1 patent drawing
  • US20250106326A1 patent drawing

AI summary

An information processing apparatus is connectable to at least a printer and an inspector that performs inspection of a printed material printed with the printer. The information processing apparatus includes: a reception unit that receives a job setting for received print data; a generation unit that generates image data in which pixel information is added to the print data; and a transmitter unit that transmits the image data. In response to the reception unit receiving a predetermined job setting, the generation unit assigns pixel information indicating exclusion from the inspection by the inspector to a pixel in an image area provided in the job setting.