Print Control With Virtual Settings for Inspection Accuracy

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Solution Overview

Problem

Existing print inspection systems require manual adjustment of print settings for reference image registration and actual printing, leading to operational errors and reduced automation in workflows, especially when changing settings like perfect binding for improved productivity.

Innovation Solution

A print control system that uses virtual printers with predefined settings for reference image registration and actual printing, allowing automatic deactivation of unnecessary post-processing and ensuring consistent print settings through operation mode switching.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Adaptability or versatility

If manual adjustment of print settings is performed for reference image registration and actual printing, then flexibility in changing settings (e.g., turning off perfect binding) is achieved, but operational errors increase and automation is reduced

Engineering Contradiction:
Improveflexibility in changing print settingsVSAvoidoperational error rate
Core Design Contradiction:
Adaptability or versatilityVSReliability

Solution Approach 1:

The system pre-defines multiple print setting configurations (first print setting for reference image registration, second print setting for actual printing) in advance. When a setting change instruction is received, the system automatically switches between these pre-configured settings without requiring manual adjustment during operation, thereby eliminating operational errors while maintaining flexibility.

Inventive Principle:
Principle #10Preliminary action

2Adaptability or versatility

If manual adjustment of print settings is performed for reference image registration and actual printing, then flexibility in changing settings is achieved, but automation level decreases

Engineering Contradiction:
Improveflexibility in changing print settingsVSAvoidworkflow automation level
Core Design Contradiction:
Adaptability or versatilityVSExtent of automation

Solution Approach 1:

The system pre-defines multiple print setting configurations (first print setting for reference image registration, second print setting for actual printing) in advance. When a setting change instruction is received, the system automatically switches between these pre-configured settings without requiring manual adjustment during operation, thereby eliminating operational errors while maintaining flexibility.

Inventive Principle:
Principle #10Preliminary action

3Manufacturing precision

If perfect binding is activated for reference image registration, then binding quality is ensured, but productivity decreases due to additional processing time

Engineering Contradiction:
Improvebinding qualityVSAvoidprocessing speed
Core Design Contradiction:
Manufacturing precisionVSProductivity

Solution Approach 1:

The system applies different processing configurations to different operational contexts: the first print setting enables perfect binding for reference image registration to ensure quality, while the second print setting disables perfect binding for actual printing to maximize productivity. This localized quality approach ensures binding quality only where necessary without compromising overall productivity.

Inventive Principle:
Principle #3Local quality

Solution Approach 2:

The system changes the perfect binding parameter between different operational modes. When registering reference images, perfect binding is enabled (parameter = on) to ensure quality. When performing actual printing for inspection, perfect binding is disabled (parameter = off) to improve productivity. The system automatically switches between these parameter settings based on the operational phase.

Inventive Principle:
Principle #35Parameter changes

Data Source

PatentUS12393377B2Print control system, print control method, print control device, and media
Publication Date: 2025.08.19 CANON KK
  • US12393377B2 patent drawing
  • US12393377B2 patent drawing
  • US12393377B2 patent drawing

AI summary

A print control system is provided. The system comprises an image forming unit to form an image onto a sheet; an image reader to read an image of the sheet; an inspection unit to inspect a quality by comparing the image read by the image reader with a reference image. The system forms an image by the image forming unit using a first print setting defined in advance when registering the reference image, registers, as the reference image, an image read by the reading unit, and forms an image by the image forming unit using a second print setting defined in advance when manufacturing a print product.