Vibration-Based Location Indication for Datacenter Computing Devices

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Solution Overview

Problem

Conventional location indication methods for information handling systems, such as blinking LEDs, are ineffective for visually impaired technicians and can be obscured, leading to incorrect identification of computing devices in datacenters.

Innovation Solution

A vibration-based location indication system using dedicated or inherent vibration devices in information handling systems to produce vibrations that indicate the location of computing devices, allowing for tactile and auditory identification.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Illumination intensity

If visual indication methods (blinking LEDs) are used to indicate computing device locations, then the location indication is visible and can be detected from a distance, but blind or visually impaired technicians cannot identify the location indications

Engineering Contradiction:
Improvevisibility of location indicationVSAvoidaccessibility to visually impaired technicians
Core Design Contradiction:
Illumination intensityVSAdaptability or versatility

Solution Approach 1:

The patent replaces the optical indication system (LEDs) with a mechanical vibration system. The vibration device generates tactile vibrations that can be felt through the computing device chassis, providing location indication through mechanical sensation rather than optical emission. This substitution enables visually impaired technicians to locate devices through touch while maintaining detectability for all users.

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

Solution Approach 2:

The patent introduces vibration as an intermediary medium between the computing device and the technician. Instead of direct visual contact with LEDs, the vibration device transmits mechanical energy through the device housing, creating an intermediate tactile channel that bridges the gap between the device location and the technician's sensory perception, particularly for those who cannot see.

Inventive Principle:
Principle #24Intermediary (Mediator)

2Illumination intensity

If blinking LEDs are used for location indication, then the indication can be seen, but the LEDs can be obscured by other computing devices, racks, cabling, and datacenter components

Engineering Contradiction:
Improvevisibility of location indicationVSAvoidreliability of location indication
Core Design Contradiction:
Illumination intensityVSReliability

Solution Approach 1:

The patent replaces the optical LED system with a mechanical vibration system embedded in the computing device. Since vibrations are generated from within the device itself and transmitted through its housing, they are not blocked by external obstructions such as racks, cabling, or other computing devices. This substitution eliminates the obscuration problem while maintaining reliable location indication.

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

3Illumination intensity

If multiple LEDs are present in a datacenter, then location indication can be provided, but it becomes difficult to distinguish which LED belongs to which computing device

Engineering Contradiction:
Improvevisibility of location indicationVSAvoidaccuracy of device identification
Core Design Contradiction:
Illumination intensityVSLoss of information

Solution Approach 1:

The patent applies local quality by making each computing device have its own localized vibration device that generates vibrations specific to that device's location and characteristics. Each device's vibration source is embedded within its own housing, creating a localized tactile signature that can be distinguished from other devices based on position and vibration characteristics, preventing confusion between multiple devices.

Inventive Principle:
Principle #3Local quality

Solution Approach 2:

The patent uses vibration characteristics (frequency, amplitude, pattern) as analogous to color changes in optical systems. Different computing devices can have different vibration patterns or frequencies, creating distinguishable tactile 'signatures' similar to how different LED colors indicate different devices. This allows technicians to identify specific devices through tactile differentiation rather than visual color coding.

Inventive Principle:
Principle #32Color changes

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 blind or visually impaired technicians to accurately locate computing devices in datacenters, reducing errors and enhancing accessibility.

Implementation Method 1

drive, based on the location indication instruction, the at least one vibration device to produce a vibration that is configured to indicate the location

Methodology Applied
Scientific EffectVibration: Vibration

Data Source

PatentUS12462656B2Vibration-based location indication system
Publication Date: 2025.11.04 DELL PROD LP
  • US12462656B2 patent drawing
  • US12462656B2 patent drawing
  • US12462656B2 patent drawing

AI summary

A vibration-based location indication system includes a computing system that is coupled to a management system via a network. The computing system includes a computing system vibration device, and a computing system location indication subsystem that is coupled to the network and the computing system vibration device. The computing system location indication subsystem receives a computing system location indication instruction to indicate a location of the computing system from the management system via the network and, based on the computing system location indication instruction, drives the computing system vibration device to produce a vibration that is configured to indicate the location of the computing system.