Image Forming Apparatus Data Reuse Control for Unit Replacement
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Solution Overview
Problem
Existing image forming apparatuses face challenges in efficiently managing and correcting image forming conditions when image forming units are repositioned or replaced, leading to potential image quality issues due to lack of effective data reuse and correction mechanisms.
Innovation Solution
The apparatus includes an acquisition unit to gather unit identification and attachment position data, a calculator to generate correction data, a storage unit to relate this data, and a controller to execute data reuse control, with a notification unit informing the user of execution-related information, enabling seamless operation even when data sets change.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Adaptability or versatility
If image forming units are repositioned or replaced, then the apparatus can adapt to different configurations, but image forming conditions may deteriorate due to lack of effective data reuse
Solution Approach 1:
The system pre-calculates and stores correction data for various image forming unit configurations in advance. When units are repositioned or replaced, the corresponding correction data is automatically retrieved and applied, eliminating the need for time-consuming recalibration and ensuring consistent image quality across different configurations.
Solution Approach 2:
The system creates and stores copies of correction data for different image forming unit arrangements. When a configuration change occurs, the appropriate copied correction data is retrieved and applied, allowing the system to maintain optimal image forming conditions without requiring recalculation, thus preserving image quality while supporting configurability.
2Reliability
If correction data is recalculated for every unit repositioning, then image quality can be maintained, but processing time and operational efficiency deteriorate
Solution Approach 1:
Correction data for various image forming unit configurations is pre-calculated and stored in memory during system setup or initialization. When units are repositioned or replaced, the system automatically retrieves the corresponding pre-stored correction data and applies it, eliminating the need for time-consuming recalibration operations and maintaining high operational efficiency while ensuring image quality.
Solution Approach 2:
The system automatically detects configuration changes, retrieves appropriate correction data from storage, and applies corrections without requiring user intervention or time-consuming recalibration processes. This self-service mechanism maintains image quality while preserving operational efficiency by eliminating redundant calculation operations.
3Reliability
If correction data is stored for all possible configurations, then image quality can be maintained during unit exchanges, but memory requirements and system complexity increase
Solution Approach 1:
The system stores correction data in a universal format that can be applied across different image forming unit configurations. By using identification data that uniquely characterizes each configuration type, the system can retrieve appropriate correction data from a consolidated storage structure, reducing overall memory requirements while maintaining image quality consistency across various unit exchanges and repositioning scenarios.
Data Source
AI summary
An image forming apparatus includes image forming units having unit identification data, unit attachment portions having attachment portion identification data, an acquisition unit, a calculator, a storage unit, a controller, and a notification unit. The acquisition unit acquires data set of the two types of data. The calculator calculates data that are correction data for correcting image forming conditions or data on corrected image forming conditions. The storage unit stores the data set and the calculation data corresponding to the data set. The controller executes a data reuse control of controlling the image forming units using the calculation data that are stored in the storage unit and correspond to the data set after the data set is changed. The notification unit notifies execution-related information on execution of the data reuse control before the data reuse control.