RFID Tag Mounting Prevention for Tape Cartridge Management

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Solution Overview

Problem

Existing tape cartridge management systems face challenges in managing both external and internal RFID tags with a single system, as external tags can be easily mis-mounted on internal cartridges, leading to confusion and increased costs due to the need for separate management systems and potential mis-mounting issues.

Innovation Solution

A tape cartridge management system where RFID tags are positioned either externally or internally on the side walls of the cartridges, with a reader-writer configured to read and write management information consistently, and an identification member on the external surface to prevent mis-mounting, ensuring that the system can manage both types of cartridges with a single system.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of operation

If external RFID tags are used on tape cartridges, then workability and ease of mounting are improved, but the risk of mis-mounting and improper use increases

Engineering Contradiction:
Improveease of mountingVSAvoidrisk of mis-mounting
Core Design Contradiction:
Ease of operationVSReliability

Solution Approach 1:

The patent introduces a label pasting member as an intermediary component between the external RFID tag and the cartridge case. This label pasting member includes a mounting prevention protrusion that physically prevents mis-mounting by ensuring the tag can only be attached in the correct orientation and position, thereby maintaining ease of operation while eliminating mis-mounting risks

Inventive Principle:
Principle #24Intermediary (Mediator)

Solution Approach 2:

The mounting prevention protrusion creates an asymmetric structure on the label pasting member. The protrusion extends in a specific direction (e.g., upward) and prevents the tag from being mounted in incorrect orientations. This asymmetric design ensures that only the correct mounting orientation is possible, resolving the contradiction between ease of mounting and prevention of mis-mounting

Inventive Principle:
Principle #4Asymmetry

2Reliability

If internal RFID tags are used to prevent mis-mounting, then security and reliability are improved, but the cost and complexity of replacement increase

Engineering Contradiction:
Improveprevention of improper useVSAvoidreplacement cost
Core Design Contradiction:
ReliabilityVSEase of manufacture

Solution Approach 1:

The label pasting member serves multiple functions: it acts as a mounting surface for the external RFID tag, provides a removable adhesive interface, and includes the mounting prevention protrusion for security. This multi-functional design allows the system to use external tags (maintaining low cost and ease of replacement) while incorporating security features previously only available with internal tags

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

Solution Approach 2:

The system segments the security function from the tag itself and places it in the label pasting member. The mounting prevention protrusion is part of the label pasting member structure, not the tag. This segmentation allows the tag to remain external and replaceable while the security feature is built into the mounting mechanism, resolving the contradiction between reliability and ease of manufacture

Inventive Principle:
Principle #1Segmentation

3Reliability

If both internal and external tags are mounted on a single cartridge, then security is improved, but tag confusion and management complexity increase

Engineering Contradiction:
ImprovesecurityVSAvoidmanagement system complexity
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The patent extracts the security function from the RFID tag itself and places it in the label pasting member structure. By removing the need for internal tags and relying solely on the externally-mounted tag with mounting prevention features, the system eliminates tag confusion while maintaining security, thus resolving the contradiction between security and management complexity

Inventive Principle:
Principle #2Taking out (Extraction)

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

Enables seamless management of both external and internal type tape cartridges with a single system, preventing mis-mounting issues and allowing for continuous use of existing external tags without replacement, while ensuring accurate data retrieval and storage.

Implementation Method 1

an RFID tag for storing management information being arranged outside or inside of each case of the tape cartridges

Methodology Applied
Scientific EffectRFID (Radio Frequency Identification): Electromagnetic Induction

Data Source

PatentUS7804393B2Tape cartridge management system and tape cartridge
Publication Date: 2010.09.28 FUJIFILM CORP
  • US7804393B2 patent drawing
  • US7804393B2 patent drawing
  • US7804393B2 patent drawing

AI summary

A tape cartridge management system which includes a plurality of tape cartridges, an RFID tag for storing management information being arranged at outside or inside of a case of the tape cartridges, and a reader-writer for reading and writing the management information stored in the RFID tag, the reader-writer being configured to be capable of reading and writing the management information with an identical positional relation against the plurality of the tape cartridges, wherein the tape cartridges for arranging the RFID tag at the outside of the case is provided with the RFID tag on an external surface of a side wall on which a label pasting member of the case is disposed, and wherein the tape cartridges for arranging the RFID tag at the inside of the case is provided with the RFID tag on an internal surface of the side wall on which the label pasting member of the case is disposed.