RFID Tags for Mobile Device Inventory Tracking
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Solution Overview
Problem
Current mobile communication devices lack an efficient system for inventory management and tracking, particularly during distribution and retail sales, which hinders accurate monitoring and activation of devices and accessories.
Innovation Solution
Incorporating a first RFID in mobile communication devices and a second RFID in subscriber identification modules, along with RFID readers for scanning and inputting data into a computer database, to facilitate inventory tracking and management, including a mailer with an RFID for shipping and retail purchase data collection.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Measurement precision
If RFID tags are incorporated in mobile devices and SIM cards for inventory tracking, then inventory management accuracy is improved, but device complexity increases
Solution Approach 1:
The patent uses RFID tags as information copies that store inventory data without adding functional complexity to the device operation. The RFID tags contain identifier information that can be read remotely, allowing inventory tracking to be performed through data copying rather than through complex active communication protocols.
Solution Approach 2:
The patent introduces RFID readers as intermediary devices that mediate between the inventory system and the mobile devices. Instead of requiring the mobile device itself to perform complex tracking functions, the RFID reader acts as an external intermediary that reads the RFID tags and manages inventory data, thereby isolating the complexity from the mobile device.
2Adaptability or versatility
If multiple RFID systems are integrated in mobile devices and accessories, then inventory management capability is improved, but manufacturing complexity increases
Solution Approach 1:
The patent segments the inventory management system into separate components: RFID tags embedded in devices, RFID tags in SIM cards, and RFID readers at distribution points. Each component is manufactured independently using standard processes, and they are assembled through simple integration rather than complex multi-system coordination.
Solution Approach 2:
The patent employs universal RFID technology that can be applied across multiple device types (mobile phones, accessories, SIM cards) and multiple stages of the distribution chain (manufacturing, retail, activation). This universal approach allows the same RFID infrastructure to serve multiple inventory management functions without requiring device-specific customizations.
3Productivity
If RFID scanning and data input processes are implemented at retail locations, then data collection efficiency is improved, but operational time increases
Solution Approach 1:
The patent replaces manual data entry and mechanical inventory checking processes with automated RFID scanning. The RFID readers automatically detect and read tag information wirelessly without requiring physical contact or manual input, thereby substituting mechanical operations with electromagnetic field-based automation that occurs in real-time.
Solution Approach 2:
The RFID tags passively provide their identifier information when interrogated by readers, requiring no active participation from the device or manual intervention. The system performs self-service data collection where the tagged items essentially announce their own presence and identity, eliminating the need for operators to manually search for or input inventory data.
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 enables efficient inventory management, accurate tracking, and streamlined activation processes for mobile communication devices and accessories, improving distribution and retail sales operations.
Implementation Method 1
Inclusion of an RFID in a mobile telephone is known. For example, U.S. Patent Publication No. US 2006/0111053A1 is example of such phone. For example, it uses an RFID (Radio Frequency Identification) to identify the owner of the mobile telephone
Data Source
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AI summary
A system and process including mobile communication devices having two RFID' s each, one with the device and another with the SIM. An assembly/packaging system and process is disclosed along with service provider communications network(s) including a retail distribution processing system is provided including RFID readers at selected points in the process and system.