Image Forming Apparatus Maintenance Notification System

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Solution Overview

Problem

Existing methods for analyzing the maintenance needs of image forming apparatuses rely on sufficient maintenance history data, which can be incomplete if maintenance records are not properly inputted, leading to inappropriate timing for maintenance notifications.

Innovation Solution

An image forming system that includes a processor configured to perform operations such as analyzing operation history and input information, issuing maintenance notifications based on analysis results, and adjusting notification thresholds based on user input to ensure accurate maintenance timing.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Productivity

If the server collects and analyzes maintenance history to determine maintenance timing, then maintenance notifications can be issued at optimized times, but the system becomes unreliable when maintenance history is incomplete or missing

Engineering Contradiction:
Improvemaintenance notification timing accuracyVSAvoidmaintenance notification reliability
Core Design Contradiction:
ProductivityVSReliability

Solution Approach 1:

The system introduces a feedback mechanism where the server requests maintenance history information from the terminal apparatus when the collected history is insufficient. The terminal apparatus provides additional maintenance history information in response to the request, enabling the server to accurately determine maintenance timing despite incomplete initial data collection

Inventive Principle:
Principle #23Feedback

Solution Approach 2:

The system performs preliminary collection of maintenance history data from the terminal apparatus before issuing maintenance notifications. The server proactively requests and collects necessary maintenance history information to ensure adequate data availability before making maintenance timing determinations

Inventive Principle:
Principle #10Preliminary action

2Productivity

If the server issues maintenance notifications based on collected maintenance history, then maintenance timing can be optimized, but unnecessary notifications may be issued when maintenance history is incomplete

Engineering Contradiction:
Improvemaintenance efficiencyVSAvoidunnecessary maintenance actions
Core Design Contradiction:
ProductivityVSLoss of energy

Solution Approach 1:

The system uses feedback to verify maintenance history completeness by requesting additional information from the terminal apparatus when initial collection is insufficient, preventing premature or unnecessary maintenance notifications before accurate assessment is made

Inventive Principle:
Principle #23Feedback

3Adaptability or versatility

If the system collects maintenance history from users, then maintenance timing analysis becomes possible, but the system complexity increases due to data collection and verification requirements

Engineering Contradiction:
Improvemaintenance analysis capabilityVSAvoiddata collection system complexity
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The terminal apparatus serves multiple functions: it displays maintenance notifications to users, collects maintenance history information from users, and transmits this information to the server. This multi-functionality reduces overall system complexity by consolidating data collection capabilities in an existing component

Inventive Principle:
Principle #6Universality (Multi-functionality)

Data Source

PatentUS12287598B2Method of analyzing state of image forming apparatus based on running sound
Publication Date: 2025.04.29 CANON KK
  • US12287598B2 patent drawing
  • US12287598B2 patent drawing
  • US12287598B2 patent drawing

AI summary

A system performs a first analysis operation in which an operation history of an image forming apparatus and input information are analyzed, an issuance operation in which, in a case where a result of an analysis of the first analysis operation satisfies notification conditions, a second analysis operation in which a confidence for the result of the analysis of the first analysis operation is obtained, a transmission operation in which, in a case where the confidence is less than a threshold, a message requesting further input of input information is transmitted, and a control operation in which the notification conditions are controlled based on the input information obtained as a response to the message.