BLE Gas Detector Compliance Auditing via Advertisement Packets

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Solution Overview

Problem

Managing the maintenance and compliance of hundreds of portable gas detectors in hazardous work environments is challenging, making it difficult to ensure that workers are protected and that safety policies are upheld.

Innovation Solution

A Bluetooth Low Energy (BLE) enabled gas detector system that broadcasts advertisement packets containing non-compliance information when it fails to meet predefined compliance standards, allowing auditor devices (mobile or fixed) to receive and display this information, indicating non-compliance.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Productivity

If traditional manual compliance checking methods are used for gas detectors, then administrative burden and time consumption increase, but the ability to ensure regular compliance checks decreases

Engineering Contradiction:
Improvecompliance checking efficiencyVSAvoidtime for compliance management
Core Design Contradiction:
ProductivityVSLoss of time

Solution Approach 1:

The gas detector automatically performs self-diagnosis and generates compliance status reports without requiring manual intervention. The device autonomously monitors its own functionality, tracks maintenance schedules, and communicates compliance status to auditors, eliminating the need for administrators to manually check each detector's compliance status.

Inventive Principle:
Principle #25Self-service

Solution Approach 2:

The system implements automated feedback loops where the gas detector continuously monitors its own operational parameters, compares them against compliance criteria, and communicates status changes to auditors in real-time. This automated feedback mechanism ensures compliance issues are identified and reported immediately without manual intervention.

Inventive Principle:
Principle #23Feedback

2Reliability

If hundreds of gas detectors are manually monitored for compliance, then administrative complexity increases, but the reliability of compliance assurance decreases

Engineering Contradiction:
Improvecompliance assurance reliabilityVSAvoidadministrative management complexity
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The patent introduces an automated auditor device as an intermediary between the gas detectors and human administrators. This intermediary automatically collects compliance data from multiple detectors, processes the information against predefined criteria, and generates standardized reports, thereby reducing administrative complexity while improving reliability through consistent automated assessment.

Inventive Principle:
Principle #24Intermediary (Mediator)

Solution Approach 2:

The system creates digital copies of compliance status information from physical gas detectors through automated data collection. These digital representations allow remote auditing and analysis without requiring physical inspection of each detector, reducing administrative burden while maintaining accurate compliance records.

Inventive Principle:
Principle #26Copying

3Reliability

If gas detectors continuously communicate compliance status, then energy consumption increases, but real-time compliance monitoring capability improves

Engineering Contradiction:
Improvereal-time compliance monitoringVSAvoiddetector energy consumption
Core Design Contradiction:
ReliabilityVSUse of energy by moving object

Solution Approach 1:

The gas detector performs compliance self-diagnosis and communication at periodic intervals rather than continuously. The device monitors its operational parameters continuously but only initiates communication with auditors when compliance status changes or at scheduled intervals, thereby reducing energy consumption while maintaining effective real-time monitoring capability.

Inventive Principle:
Principle #19Periodic action

Solution Approach 2:

The detector autonomously determines when compliance status changes require communication, eliminating the need for continuous polling or constant power consumption. The device self-manages its communication schedule based on actual compliance status changes, optimizing energy usage while ensuring timely reporting of compliance issues.

Inventive Principle:
Principle #25Self-service

Data Source

PatentEP3131075B2Gas detectors safety compliance advertisement via low-power wireless radio
Publication Date: 2025.05.21 HONEYWELL INTERNATIONAL INC
  • EP3131075B2 patent drawingFigure 1
  • EP3131075B2 patent drawingFigure 2

AI summary

Embodiments relate generally to systems and methods for indicating when a gas detector is out of compliance. A Bluetooth Low Energy (BLE) enabled wireless gas-detector may allow for an advertisement packet to be transmitted from the gas detector. This advertisement packet may contain information about the gas detector to allow remote auditing from any BLE enabled remote listening device. This auditor device may be in the form of a mobile device, such as a cell phone or tablet, a fixed location auditor device, or any other BLE enabled device.