Image Forming Apparatus Paper Catalog Filtering
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Solution Overview
Problem
In image forming apparatuses, selecting a desired paper profile from a large list of registered paper profiles is time-consuming and inconvenient, and automatic registration of paper settings may not match user preferences due to the need for prior paper transport.
Innovation Solution
The apparatus includes a paper size sensor, filter information setting unit, and paper catalog list generating unit to detect paper sizes, set filter information, and generate a filtered paper catalog list, allowing users to select matching paper profiles efficiently.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Adaptability or versatility
If a large number of paper profiles are registered in the image forming apparatus, then the apparatus can support more paper types and formats, but it takes more time and effort for users to select the desired paper profile from the list
Solution Approach 1:
The patent extracts and displays only the paper profile names in the list screen, separating the essential identification information from the complete profile data. This allows users to quickly scan and select paper profiles without reviewing all registered profiles in detail, reducing selection time while maintaining the ability to access comprehensive paper type information through the full profile data structure.
Solution Approach 2:
The patent segments the paper profile information into distinct components: a compact list display showing only essential identification fields (name, size, weight) and complete profile data stored separately. This segmentation allows the list screen to remain concise and easy to navigate while preserving full functionality for paper selection and configuration.
2Extent of automation
If automatic paper setting is implemented by transporting paper in advance, then paper settings can be registered automatically, but the desired paper setting may not be obtained if the paper is not transported beforehand
Solution Approach 1:
The patent implements preliminary detection of paper characteristics by having the media sensor detect paper properties (size, weight, type) before the printing process begins. This preliminary action allows the system to automatically register appropriate paper settings in advance, ensuring that when printing occurs, the correct settings are already in place without requiring physical paper transport for detection.
Solution Approach 2:
The patent establishes a feedback mechanism where the media sensor continuously monitors paper characteristics and provides this information back to the control unit. The control unit uses this feedback to automatically determine and register the appropriate paper settings, creating a closed-loop system that ensures accurate setting registration without requiring manual intervention or advance paper transport.
Applied Scientific Principles
This section explains which scientific principles are used to turn an abstract innovation direction into a practical engineering solution.
Function Achieved in This Case
This solution reduces user effort by filtering paper profiles by size, ensuring that only relevant options are displayed, improving convenience and ensuring accurate paper settings based on detected sizes.
Implementation Method 1
a paper size sensor to detect a paper size of the sheets of paper stored in the paper feed unit
Data Source
AI summary
The image forming apparatus includes a paper feed unit that stores print paper used for printing, a paper size sensor that detects a paper size of the print paper stored in the paper feed unit, a filter information setting unit that sets filter information indicating the paper size detected by the paper size sensor in association with the paper feed unit, and a paper catalog list generating unit that extracts a paper catalog matching the filter information from paper catalogs included in predetermined paper catalog data and generates a paper catalog list using the extracted paper catalog.