Integrated RFID Tag Reader for Nested Container Tracking
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Solution Overview
Problem
Current tracking systems face challenges in real-time monitoring of container contents, especially at the item-layer, due to nested container configurations and the lack of integrated communication between passive and active RFID tags, leading to delayed and incomplete data retrieval.
Innovation Solution
The integration of RFID devices with both passive and active communication capabilities, allowing for simultaneous use of passive and active readers, and enabling nested containers to autonomously gather and process information, forming a relative hierarchy of logistical units and providing end-to-end visibility.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If heterogeneous RFID tags (passive and active) are used in nested containers, then tracking capability is improved, but device complexity increases due to requiring separate readers for each tag type
Solution Approach 1:
The integrated reader device incorporates multiple reader components within a single device, enabling it to read both passive and active RFID tags simultaneously. This multi-functional design eliminates the need for separate readers for different tag types, reducing device complexity while maintaining the ability to track heterogeneous tags in nested containers
2Ease of manufacture
If static nesting and stacking information is collected during packing, then container configuration is established, but real-time tracking of container contents is lost
Solution Approach 1:
The system continuously collects real-time data from RFID tags in nested containers and provides feedback about container contents and locations. This ongoing information flow allows tracking systems to maintain updated knowledge of container contents throughout transit, rather than relying solely on static initial configuration data
Solution Approach 2:
While maintaining real-time tracking, the system preserves the benefit of preliminary container configuration by initially establishing the nesting hierarchy during packing, then using this pre-established structure as a foundation for continuous real-time monitoring throughout the supply chain
3Adaptability or versatility
If separate devices are used for reading passive and active tags, then compatibility with different tag types is achieved, but information about interrelationships between tag types is not provided
Solution Approach 1:
The integrated reader device merges multiple reader components into a single device that can simultaneously read passive and active tags. This combination enables the system to capture and process information about relationships between different tag types within the same container hierarchy, providing interrelationship data that separate devices cannot provide
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 real-time tracking and visibility of nested containers, improving supply chain efficiency by providing dynamic and accurate information about container contents, even in complex stacking configurations, and allowing for seamless communication between different tag types.
Implementation Method 1
a passive tag reader 205 to transmit over a passive communication channel
Implementation Method 2
an active tag transceiver 310 to communicate over an active communication channel
Data Source
AI summary
Systems and methods for providing expanded compatibility in identification tags such as RFID (Radio Frequency Identification) devices. Integrated devices can be equipped with various combinations of passive and active tags configured for compatibility with passive and active readers, respectively. Additionally, the integrated devices can be equipped with various combinations of passive and active tag readers for compatibility with passive and active tags, respectively. A first combination comprises an active tag and a passive tag reader for collecting information over a passive channel, and sending the information over an active channel. A second combination comprises an active tag and a passive tag receiver/transceiver for communication over both active and passive channels. A third combination comprises an active tag and an active tag reader for collecting information over an active channel, and sending information over an active channel.