RFID Asset Tracking for Powered-Off Networking Components
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Solution Overview
Problem
Current methods for inventorying networking assets are time-consuming and error-prone, especially when equipment is powered off or stored, leading to incorrect part shipments, extended downtime, and unnecessary capital expenditures due to unknown or unlocated assets.
Innovation Solution
The implementation of RFID technology with passive and active tags, along with a battery backup system and aggregation devices, allows for remote identification and location of networking device components, including those within chassis and modules, regardless of the power status, and transmits aggregated data via wireless interfaces.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Measurement precision
If manual inventory methods are used for networking assets, then identification of manufacturer, model number, and serial number can be obtained, but the process becomes time-consuming and expensive
Solution Approach 1:
The patent replaces manual mechanical inventory methods with automated RFID (radio frequency identification) technology. RFID readers automatically detect and read tags on networking devices and their components without human intervention, eliminating the time-consuming manual process while maintaining accurate identification of manufacturer, model number, and serial number information.
Solution Approach 2:
The patent introduces RFID tags as intermediary carriers of device information and RFID readers as intermediary detection devices. These intermediaries enable automatic information transfer between the physical devices and the inventory management system, resolving the contradiction between accurate identification and time efficiency.
2Measurement precision
If manual inventory methods are used, then component identification is possible, but errors occur leading to wrong part shipments
Solution Approach 1:
The patent replaces error-prone manual reading and recording processes with automated RFID detection systems. The RFID readers automatically read tags multiple times and use aggregation logic to consolidate information, eliminating human errors in transcription and data entry that lead to wrong part shipments.
Solution Approach 2:
The patent implements feedback mechanisms where RFID readers continuously detect tags, aggregate information from multiple readings, and update the inventory database. This feedback loop ensures that the most accurate and current information is maintained, reducing errors in component identification and part shipment decisions.
3Adaptability or versatility
If equipment status is unknown, then maintenance contracts can be renewed, but additional operating expenses are incurred on retired or replaced equipment
Solution Approach 1:
The patent enables the inventory system to automatically track and report the status of networking devices through RFID detection. The system self-updates the inventory database with current device locations and operational status, eliminating the need for manual status checks and enabling automatic identification of retired or replaced equipment to prevent unnecessary maintenance contract renewals.
4Productivity
If capital resources are spent on unlocated equipment, then replacement purchases are made, but depreciation costs increase and free capital decreases
Solution Approach 1:
The patent introduces RFID tags and readers as intermediaries to continuously track the location and status of networking equipment. This intermediary system provides real-time visibility into asset locations, preventing capital expenditure on equipment that already exists but is unlocated, thereby reducing unnecessary depreciation costs and preserving free capital.
5Productivity
If newer inventory is deployed before older inventory, then current needs are met, but older inventory becomes obsolete before deployment
Solution Approach 1:
The patent implements feedback through continuous RFID monitoring that tracks the location and status of all inventory items. This feedback enables the system to monitor deployment progress in real-time, allowing coordination between newer and older inventory deployment to prevent obsolescence of older equipment before it can be utilized.
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 and accurate tracking of networking assets, reducing errors, downtime, and capital expenditures by allowing remote inventorying and location of assets, even when they are not powered on, thereby optimizing resource management and deployment.
Implementation Method 1
a plurality of components disposed within the support structure, each component having an associated radio frequency identification ('RFID') tag
Data Source
AI summary
Mechanisms are provided to inventory groupings of components, e.g., the physical chassis of a networking device as well as the various cards, modules, and/or blades inserted within the chassis. The inventory may be performed remotely. Some implementations also provide mechanisms to determine remotely the physical location of the asset. Preferred implementations of the invention can provide such functionality regardless of whether a main power supply of the physical device is on or off. Some embodiments of the invention employ radio frequency identification (“RFID”) technology.