Implicit Data Backup in Peer-to-Peer Fire Detection Networks

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Solution Overview

Problem

Fire detection networks face challenges in efficiently reprogramming replacement units due to the need for manual intervention, specialized tools, and the risk of errors, especially in harsh environments where units may be damaged and require reconfiguration.

Innovation Solution

An implicit data backup and recovery system that automatically distributes and stores configuration data across units within the network, allowing for automatic reprogramming of replacement units without user intervention, using a computer-based tool to design and download data, and maintaining backup copies in a compressed format for efficient memory use.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If manual reprogramming is used for replacement units, then configuration data can be transferred, but the process is time-consuming and prone to errors

Engineering Contradiction:
Improvereprogramming accuracyVSAvoidreprogramming time
Core Design Contradiction:
ReliabilityVSLoss of time

Solution Approach 1:

The system performs preliminary action by automatically creating and storing backup copies of configuration data from existing units before any replacement occurs. When a unit fails, the backup data is already prepared and can be immediately transferred to the replacement unit, eliminating the time-consuming manual reprogramming process and ensuring accuracy through automated data retrieval.

Inventive Principle:
Principle #10Preliminary action

2Ease of operation

If configuration data is stored on each unit, then reprogramming can be performed, but specialized tools and expertise are required

Engineering Contradiction:
Improvereprogramming simplicityVSAvoidreprogramming equipment
Core Design Contradiction:
Ease of operationVSDevice complexity

Solution Approach 1:

The system implements self-service by enabling replacement units to automatically retrieve and install their own configuration data from backup copies stored on other units in the network. This eliminates the need for specialized reprogramming tools and expert intervention, as the units autonomously perform the configuration transfer process through built-in communication and data storage capabilities.

Inventive Principle:
Principle #25Self-service

3Extent of automation

If backup data is stored on network units, then automatic reprogramming is enabled, but memory resources are consumed

Engineering Contradiction:
Improvereprogramming automationVSAvoidmemory usage
Core Design Contradiction:
Extent of automationVSQuantity of substance

Solution Approach 1:

The system merges the functionality of multiple units by storing backup configuration data across the network rather than dedicating separate storage resources to each unit. This distributed approach allows any unit to serve as a backup source for any other unit, reducing total memory requirements while enabling automatic reprogramming through networked data sharing.

Inventive Principle:
Principle #5Merging (Combining)

Data Source

PatentUS7760081B2Implicit data backup and restoral system in a peer-to-peer fire detection network
Publication Date: 2010.07.20 HONEYWELL INTERNATIONAL INC
  • US7760081B2 patent drawing
  • US7760081B2 patent drawing
  • US7760081B2 patent drawing

AI summary

A fire detection network employs an implicit data backup and recovery system. The implicit data backup system allows fire detection units within a network to be automatically reprogrammed with configuration data. The detection units can store backup data and can access the stored backup data when necessary.