Primary Wireless Node Segmentation for Low-Delay Industrial Monitoring

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Solution Overview

Problem

Industrial wireless systems face delays and congestion when mobile devices join wireless mesh networks, hindering data collection and monitoring due to the need for advanced settings and separate communication configurations for wireless nodes and mobile devices.

Innovation Solution

A primary wireless node with wired and wireless communication ports, mediating data transfer between industrial devices and mobile devices using different radio frequency bands, constructs separate wireless networks to manage data communication efficiently.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Adaptability or versatility

If mobile devices join the wireless mesh network to display data, then data display capability is improved, but network congestion and transfer delays occur

Engineering Contradiction:
Improvedata display capabilityVSAvoidtransfer delay
Core Design Contradiction:
Adaptability or versatilityVSLoss of time

Solution Approach 1:

The system divides the wireless network into two separate networks: a first wireless network for mobile devices displaying data, and a second wireless network for industrial devices collecting data. This segmentation prevents mobile devices from congesting the industrial data collection network while still enabling data display functionality.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The primary wireless node acts as an intermediary between the first wireless network (mobile devices) and the second wireless network (industrial devices). It receives data from industrial devices via the second network and forwards it to mobile devices through the first network, enabling communication without direct integration of mobile devices into the industrial network.

Inventive Principle:
Principle #24Intermediary (Mediator)

2Adaptability or versatility

If wireless nodes require separate settings for wireless mesh network and mobile device communication, then communication flexibility is improved, but system complexity increases

Engineering Contradiction:
Improvecommunication flexibilityVSAvoidsetting complexity
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The system separates communication settings into two distinct networks: the first wireless network for mobile device communication and the second wireless network for industrial device communication. Each network has its own configuration, eliminating the need for complex dual-configuration on single nodes and simplifying setup procedures.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The primary wireless node provides multiple functions by serving as both a gateway for the first wireless network (mobile devices) and a router for the second wireless network (industrial devices). This multi-functionality is achieved through network segmentation rather than complex configuration, allowing different network types to coexist with simple settings.

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

Data Source

PatentUS20240427315A1Industrial wireless systems, primary wireless node, and secondary wireless node
Publication Date: 2024.12.26 KEYENCE CORP
  • US20240427315A1 patent drawing
  • US20240427315A1 patent drawing
  • US20240427315A1 patent drawing

AI summary

An industrial wireless system includes a primary wireless node wire-connected to a first industrial device and a secondary wireless node wirelessly connected to the primary wireless node, and mediates data communication between a second industrial device and the first industrial device. The primary wireless node has a communication port that is wire-connected to the first industrial device, a communication port that wirelessly communicates with the mobile device, and a communication port that wirelessly communicates with the secondary wireless node. A first wireless network is constructed for wireless communication between the mobile device and the primary wireless node. A second wireless network is constructed for wireless communication between the secondary wireless node and the primary wireless node. The first wireless network uses a first radio frequency band. The second wireless network uses a higher second radio frequency band.