Device Location Tracking via IP-Address QR Code Mapping
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Solution Overview
Problem
Current methods for tracking the physical location of devices in data centers, such as using IP addresses, inventory scans, or RFID, face challenges like inefficiency, inaccuracy, and high costs, particularly when devices are moved or need to distinguish between devices on the same rack.
Innovation Solution
A method and apparatus that establish a mapping between a device's address and its physical location using a QR code-based location identifier, allowing for accurate and efficient determination of a device's location through its IP address without requiring hardware changes, and updating this mapping when the device's location changes.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Measurement precision
If IP addresses are used to track device locations, then device location information can be obtained, but the method becomes inefficient and inaccurate when devices are moved or need to distinguish between devices on the same rack
Solution Approach 1:
The patent introduces a location identifier (such as a QR code or RFID tag) as an intermediary element that is placed at the physical location where the device is installed. This location identifier serves as a mediator between the device and the tracking system, allowing the device to be identified by its physical location rather than relying solely on IP addresses. The location identifier contains or links to location information that can be scanned or read to determine the device's physical position, thereby improving both accuracy and efficiency of device tracking.
2Measurement precision
If RFID tags are used for device tracking, then device location can be determined, but the cost increases significantly
Solution Approach 1:
The patent employs QR codes as a low-cost alternative to RFID tags for device location tracking. QR codes can be printed on stickers and attached to devices or their locations, requiring minimal hardware infrastructure. The system uses mobile devices with cameras to scan the QR codes, eliminating the need for expensive RFID readers and tags while maintaining adequate location tracking functionality. This approach significantly reduces implementation and maintenance costs compared to RFID systems.
3Measurement precision
If manual inventory scans are performed to track devices, then location information can be obtained, but the process requires significant manual operations and time
Solution Approach 1:
The patent implements automated discovery and mapping processes that pre-establish the relationship between device IP addresses and physical location identifiers. The system automatically scans the network to discover devices, queries their location identifiers, and builds a mapping database in advance. This preliminary automation eliminates the need for manual inventory scans when devices need to be tracked, as the location information is already available in the database for quick retrieval.
4Measurement precision
If devices on the same rack need to be distinguished, then more detailed location identification is required, but the complexity of the tracking system increases
Solution Approach 1:
The patent segments the location identifier into multiple hierarchical levels to provide detailed device differentiation without increasing overall system complexity. The location identifier is divided into components such as data center identifier, rack identifier, and device position identifier. This segmented structure allows the system to distinguish between devices on the same rack by providing unique identifiers at each hierarchical level, while the modular nature of the segmentation keeps the system manageable and scalable.
Data Source
AI summary
Embodiments of the present disclosure disclose a method, an apparatus and a computer program product for determining a physical location of a device by obtaining a first address of a device; and determining, based on a first mapping between the first address of the device and a location identifier of a physical location, the physical location of the device.