Image Forming Operation History Filtering for Maintenance Analysis

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Solution Overview

Problem

Existing image forming apparatus maintenance notification systems analyze operation histories unnecessarily, wasting energy and storage space, especially when consumables are new and do not require maintenance.

Innovation Solution

An image forming system that determines whether to analyze and store operation histories based on the state or type of the apparatus, skipping analysis and storage when not needed, and providing notifications only when necessary.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Measurement precision

If operation history is sent to analysis server for all image forming apparatus, then maintenance notification accuracy is improved, but energy consumption increases and storage space is wasted

Engineering Contradiction:
Improvemaintenance notification accuracyVSAvoidenergy consumption
Core Design Contradiction:
Measurement precisionVSUse of energy by moving object

Solution Approach 1:

The system performs preliminary determination of whether analysis is needed based on apparatus state data (age, type, model) before actually analyzing the operation history. This preliminary filtering action prevents unnecessary energy consumption and storage usage while ensuring that only relevant apparatus receive analysis treatment.

Inventive Principle:
Principle #10Preliminary action

Solution Approach 2:

The system applies different processing qualities to different apparatus based on their characteristics. New or specific-type apparatus that do not require analysis receive simplified handling, while apparatus that need analysis receive full processing. This local differentiation optimizes resource allocation.

Inventive Principle:
Principle #3Local quality

2Adaptability or versatility

If operation history is stored in server for all apparatus, then analysis capability is maintained, but storage space is needlessly consumed

Engineering Contradiction:
Improveanalysis capabilityVSAvoidstorage space
Core Design Contradiction:
Adaptability or versatilityVSQuantity of substance

Solution Approach 1:

The system performs preliminary determination of whether storage is needed based on apparatus state data before actually storing the operation history. This preliminary filtering action prevents unnecessary storage consumption while ensuring that only relevant apparatus data are retained.

Inventive Principle:
Principle #10Preliminary action

Solution Approach 2:

The system applies different storage qualities to different apparatus based on their characteristics. New or specific-type apparatus that do not require analysis have their data not stored, while apparatus that need analysis have full data stored. This local differentiation optimizes storage allocation.

Inventive Principle:
Principle #3Local quality

3Measurement precision

If analysis is executed for all received operation history, then maintenance notification accuracy is improved, but processing time and resources are wasted

Engineering Contradiction:
Improvemaintenance notification accuracyVSAvoidprocessing efficiency
Core Design Contradiction:
Measurement precisionVSProductivity

Solution Approach 1:

The system performs preliminary determination of whether analysis is needed based on apparatus state data before actually executing the analysis. This preliminary filtering action improves processing efficiency by preventing unnecessary analysis while maintaining accuracy for apparatus that require it.

Inventive Principle:
Principle #10Preliminary action

Solution Approach 2:

The system applies different processing qualities to different apparatus based on their characteristics. Apparatus that do not require analysis receive simplified handling, while apparatus that need analysis receive full processing. This local differentiation optimizes processing efficiency.

Inventive Principle:
Principle #3Local quality

Data Source

PatentUS20260032199A1Method for collecting operation history of image forming apparatus, image forming system and server computer
Publication Date: 2026.01.29 CANON KK
  • US20260032199A1 patent drawing
  • US20260032199A1 patent drawing
  • US20260032199A1 patent drawing

AI summary

An image forming system obtains an operation history of an image forming apparatus and data pertaining to a state or a type of the image forming apparatus, accumulates the operation history and the data obtained. The system is further configured to: determine, based on the data, whether to execute an analysis using the operation history accumulated in the storage device; execute the analysis in a case where the analysis is determined to be executed, and skip the analysis in a case where the analysis is determined not to be executed; and provide a notification of an analysis result that is a result of the analysis.