Tray Information Display Priority in Image Forming Control

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Solution Overview

Problem

Image forming apparatuses face limitations in displaying tray information due to restricted displayable areas, leading to user inconvenience when desired tray information is not displayed, requiring manual operations like scrolling to view necessary details.

Innovation Solution

An image forming apparatus with a controller that manages tray information display based on mounting order and priority, adjusting display order and mode to ensure critical tray information is prominently displayed without user intervention.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of operation

If tray information is displayed based on mounting order only, then the display structure is simple, but user convenience deteriorates when desired tray information is not visible

Engineering Contradiction:
Improveuser convenienceVSAvoiddisplay control complexity
Core Design Contradiction:
Ease of operationVSDevice complexity

Solution Approach 1:

The display order of tray information is made dynamic rather than static. The controller automatically adjusts the display order based on the current image forming operation being executed, ensuring that tray information relevant to the active operation is prominently displayed. This dynamic adaptation resolves the contradiction by improving user convenience without requiring complex manual reconfiguration.

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

The system performs self-service by automatically determining and adjusting the display order of tray information based on the detected image forming operation. No user intervention or special operations are required - the controller autonomously prioritizes and displays the relevant tray information, thereby improving user convenience while maintaining simple operation.

Inventive Principle:
Principle #25Self-service

2Loss of information

If all tray information is displayed at once, then complete information is provided, but display area limitations prevent showing all desired information

Engineering Contradiction:
Improvetray information completenessVSAvoiddisplayable area
Core Design Contradiction:
Loss of informationVSArea of stationary object

Solution Approach 1:

The system extracts and prioritizes only the most relevant tray information based on the current image forming operation. Instead of attempting to display all tray information simultaneously (which would exceed display area limits), the controller identifies and extracts the critical tray information needed for the active operation, displaying it prominently while omitting less relevant information.

Inventive Principle:
Principle #2Taking out (Extraction)

Solution Approach 2:

Different portions of tray information are given different display priorities based on their relevance to the current operation. The most relevant tray information is displayed in prominent positions with higher visibility, while less relevant information is either omitted or displayed in less prominent positions, optimizing the use of limited display area.

Inventive Principle:
Principle #3Local quality

3Productivity

If manual scrolling is required to view tray information, then display structure is simple, but operation time increases

Engineering Contradiction:
Improveinformation access speedVSAvoidtime for manual operations
Core Design Contradiction:
ProductivityVSLoss of time

Solution Approach 1:

The system performs preliminary action by pre-arranging the display order of tray information based on the detected image forming operation before the user needs to view it. The controller automatically positions the relevant tray information in prominent display positions in advance, eliminating the need for users to perform time-consuming scrolling operations to find the desired information.

Inventive Principle:
Principle #10Preliminary action

Data Source

PatentUS12515906B2Image forming apparatus and display control method
Publication Date: 2026.01.06 SHARP KK
  • US12515906B2 patent drawing
  • US12515906B2 patent drawing
  • US12515906B2 patent drawing

AI summary

An image forming apparatus includes: an image former, a paper feed tray that feeds a sheet to the image former; a display that displays a list of tray information on the paper feed tray, based on a mounting order with respect to an apparatus; and a controller that controls display of the display. The controller changes a display order of a list of the tray information according to a display priority based on an image forming operation.