Optical Reader for Rack Location Tracking

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Solution Overview

Problem

Tracking and managing electronic devices in large data centers is challenging due to the numerous racks and devices, requiring efficient location identification and management solutions.

Innovation Solution

Implementing optically readable labels, such as data matrix codes, on data center racks that encode location information, which can be read by optical readers on electronic devices, allowing for accurate tracking and management through a management system.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Productivity

If manual tracking methods are used for electronic devices in data centers, then device location information can be recorded, but the tracking process becomes extremely time-consuming and error-prone due to the large number of racks and devices

Engineering Contradiction:
Improvedevice tracking efficiencyVSAvoidtime for location identification
Core Design Contradiction:
ProductivityVSLoss of time

Solution Approach 1:

Optically readable labels with location identifying information are pre-applied to each U position in the rack before devices are installed. This preliminary tagging enables automatic identification when devices are mounted, eliminating the need for manual tracking and significantly reducing the time required for location identification.

Inventive Principle:
Principle #10Preliminary action

Solution Approach 2:

The patent replaces manual mechanical tracking methods with an optical reading system. Optical readers mounted on electronic devices automatically scan and read the optically readable labels on rack positions, substituting human labor with automated optical detection to improve tracking efficiency and reduce errors.

Inventive Principle:
Principle #28Mechanics substitution (Replace mechanical system)

2Ease of operation

If optically readable labels are implemented on each rack position, then automatic location identification is enabled, but the complexity of the rack structure increases due to additional components

Engineering Contradiction:
Improvelocation identification processVSAvoidrack structure complexity
Core Design Contradiction:
Ease of operationVSDevice complexity

Solution Approach 1:

The patent uses optically readable labels that are simple, inexpensive components attached to rack positions. These labels serve as temporary identification markers that enable automatic location tracking without requiring permanent structural modifications to the rack, thus minimizing added complexity while improving ease of operation.

Inventive Principle:
Principle #27Cheap short-living objects (Disposable)

3Extent of automation

If optical readers are integrated into electronic devices, then automatic location tracking is achieved, but the device complexity and manufacturing cost increase

Engineering Contradiction:
Improvelocation tracking automationVSAvoidelectronic device complexity
Core Design Contradiction:
Extent of automationVSDevice complexity

Solution Approach 1:

The optical reader is designed as a multi-functional component that serves both as a location identification device and as part of the electronic device's inventory management system. By integrating location tracking functionality into existing electronic devices rather than adding separate dedicated tracking equipment, the patent achieves automation while minimizing the increase in device complexity.

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

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 reliable location tracking and management of electronic devices, reducing manual effort and improving configuration and inventory processes within data centers.

Implementation Method 1

an optical reader provided in an electronic device, the optical reader configured to sense and read the location identifying information encoded on the optically readable label

Methodology Applied
Scientific EffectOptical sensing: Photoelectric Effect

Data Source

PatentUS11985788B1Location-aware inventory, configuration, and management of electronic devices
Publication Date: 2024.05.14 DELL PROD LP
  • US11985788B1 patent drawing
  • US11985788B1 patent drawing
  • US11985788B1 patent drawing

AI summary

In one aspect, an example system implementing the disclosed techniques includes an optically readable label provided at a U position of a plurality of U positions in a data center rack, wherein the optically readable label encodes location identifying information. The system also includes an optical reader provided in an electronic device, the optical reader configured to sense and read the location identifying information encoded on the optically readable label in response to being mounted in the U position in the data center rack and initial power on of the electronic device.