Image Forming Device IC Tag Detection for Sheet Selection
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Solution Overview
Problem
Existing image forming devices face issues in accurately selecting recording sheets based on document management levels, leading to potential security breaches and increased office expenses due to incorrect selection of tagged or not-tagged sheets during copying processes.
Innovation Solution
An image forming device equipped with a management level information acquiring unit, storing unit, and recording sheet selecting unit that detects and writes management level information onto recording sheets, ensuring appropriate sheet selection based on document security levels, thereby preventing human errors and ensuring correct tagging.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Ease of operation
If the image forming device uses a simple recording sheet selection method without detecting contactless IC tags, then the device complexity is reduced and ease of operation is improved, but the reliability of selecting appropriate recording sheets based on document management levels deteriorates
Solution Approach 1:
The system automatically detects contactless IC tags on documents and recording sheets, and autonomously selects appropriate recording sheets based on management level information without requiring user intervention. The image forming device self-determines the management level from the document's IC tag and matches it with corresponding recording sheets, eliminating manual selection while ensuring accurate matching.
2Reliability
If the image forming device automatically detects contactless IC tags and selects recording sheets autonomously, then the reliability of recording sheet selection is improved, but the device complexity increases
Solution Approach 1:
The contactless IC tag reader serves multiple functions: it reads management level information from documents, detects IC tags on recording sheets, and provides data for automatic selection. The control unit integrates multiple functions including IC tag detection, management level determination, and recording sheet selection into a single coordinated process, reducing the need for separate dedicated components.
3Ease of operation
If the image forming device allows users to manually select recording sheets, then the ease of operation is improved, but the risk of human errors and security breaches increases
Solution Approach 1:
The system continuously feedbacks the management level information from the document's IC tag to the control unit, which then automatically selects and confirms the appropriate recording sheet. This closed-loop feedback mechanism ensures that the selected recording sheet matches the document's security requirements, eliminating human error while maintaining ease of use.
4Reliability
If the image forming device uses contactless IC tags for managing document security, then the security management capability is improved, but the cost of recording sheets increases
Solution Approach 1:
The system applies contactless IC tags selectively only to documents and recording sheets that require enhanced security management, rather than universally to all documents. This allows organizations to implement high security measures where needed while using standard, lower-cost recording sheets for routine documents, optimizing the balance between security capability and cost.
Data Source
AI summary
An image forming device including a document tag reader that detects a contactless IC tag (document tag) attached to the document. If the document tag reader detects a document tag attached to a document, the tagged document is recognized as having a high management level, and a tagged recording sheet is fed (selected) from a sheet tray storing tagged recording sheets to which a contactless IC tag (sheet tag) is attached. On the other hand, if the document tag reader does not detect a document tag, the document is recognized as having a low management level, and a not-tagged recording sheet is fed (selected) from a sheet tray storing not-tagged recording sheets to which a contactless IC tag (sheet tag) is not attached.


