Image Forming Apparatus Storage Allocation and Quality Management

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Solution Overview

Problem

Image forming apparatuses face challenges when there is a shortage of storage capacity, leading to reduced image quality during image formation, and existing solutions do not effectively address this issue without increasing storage capacity.

Innovation Solution

The apparatus includes an executing unit that reduces image quality and an informing unit, which informs users of the reduced quality and provides effective measures such as changing storage capacity allocation or increasing storage capacity, specifically through patterns like reallocating storage areas or adding more storage devices.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Productivity

If image formation is executed when storage capacity is insufficient, then image formation can be performed, but image quality is reduced below required quality

Engineering Contradiction:
Improveimage formation capabilityVSAvoidimage quality
Core Design Contradiction:
ProductivityVSManufacturing precision

Solution Approach 1:

The system performs image formation with partial quality by reducing image quality when storage capacity is insufficient, allowing the process to continue rather than completely halting. This enables productivity maintenance at the cost of reduced image quality, which is then communicated to the user with suggestions for improvement.

Inventive Principle:
Principle #16Partial or excessive action

2Manufacturing precision

If storage capacity is increased to maintain image quality, then image quality can be maintained, but device complexity and cost increase

Engineering Contradiction:
Improveimage qualityVSAvoidstorage capacity configuration
Core Design Contradiction:
Manufacturing precisionVSDevice complexity

Solution Approach 1:

The system automatically detects storage capacity insufficiency, executes image formation at reduced quality, and provides self-diagnosis by informing users of the situation and suggesting effective measures. This self-service approach eliminates the need for complex automatic storage expansion mechanisms while maintaining user awareness and control.

Inventive Principle:
Principle #25Self-service

3Manufacturing precision

If storage capacity is increased to maintain image quality, then image quality can be maintained, but acquisition cost increases

Engineering Contradiction:
Improveimage qualityVSAvoidstorage capacity
Core Design Contradiction:
Manufacturing precisionVSQuantity of substance

Solution Approach 1:

The system changes the operational parameter of image quality dynamically based on available storage capacity. Instead of maintaining fixed high-quality requirements, the system adapts image quality parameters to match current storage conditions, and communicates this relationship to users who can then make informed decisions about storage expansion.

Inventive Principle:
Principle #35Parameter changes

4Ease of operation

If the system informs users of reduced image quality and effective measures, then users can take corrective action, but system complexity increases

Engineering Contradiction:
Improveuser awareness and controlVSAvoidsystem structure
Core Design Contradiction:
Ease of operationVSDevice complexity

Solution Approach 1:

The system implements a feedback mechanism by informing users when image formation is executed at reduced quality and providing suggestions for effective measures. This feedback loop enables users to take corrective actions (such as expanding storage or adjusting settings) without requiring complex automatic intervention systems, maintaining relative system simplicity while improving user control.

Inventive Principle:
Principle #23Feedback

Data Source

PatentUS10944883B2Image forming apparatus with effective measure for restoring image quality
Publication Date: 2021.03.09 FUJIFILM BUSINESS INNOVATION CORP
  • US10944883B2 patent drawing
  • US10944883B2 patent drawing
  • US10944883B2 patent drawing

AI summary

An image forming apparatus includes an executing unit configured to, if there is a shortage of storage capacity for image information necessary to perform image formation, execute the image formation at a reduced image quality below a required image quality, and an informing unit configured to inform that image formation has been executed at a reduced image quality, and inform an effective measure to enable image formation that does not involve a reduction in image quality, the effective measure including at least one of making a setting change to storage capacity allocation and increasing storage capacity.