Hybrid Network Device Automatic Configuration via Link Performance

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Solution Overview

Problem

Hybrid communication networks with multiple network devices and technologies face challenges in automatic configuration, particularly in determining the role and configuration of network devices within the network, leading to complex and cumbersome manual configuration processes for optimal performance.

Innovation Solution

A method for determining whether a network device is a central access point, configuring operating parameters if it is, or determining how to configure based on communication link performance measurements if it is not, using multiple communication interfaces and protocols such as Ethernet, WLAN, and PLC, to automatically set up communication bands, channels, and power levels.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Manufacturing precision

If manual configuration processes are used for hybrid network devices, then configuration accuracy can be ensured, but the complexity and time consumption increase significantly

Engineering Contradiction:
Improveconfiguration accuracyVSAvoidconfiguration process complexity
Core Design Contradiction:
Manufacturing precisionVSDevice complexity

Solution Approach 1:

The network device automatically determines its own role (central access point or non-central access point) by detecting whether it is directly connected to the gateway, and self-configures its operating parameters based on this determination, eliminating the need for manual configuration and reducing configuration process complexity while maintaining accuracy

Inventive Principle:
Principle #25Self-service

Solution Approach 2:

The device performs preliminary detection of its connection status to the gateway before configuration is needed, determining its role in advance. This preliminary action allows the device to automatically select the appropriate configuration mode (central or non-central) without requiring manual intervention during the configuration process

Inventive Principle:
Principle #10Preliminary action

2Loss of time

If automatic configuration is implemented for network devices, then configuration time is reduced, but configuration reliability may be compromised

Engineering Contradiction:
Improveconfiguration timeVSAvoidconfiguration reliability
Core Design Contradiction:
Loss of timeVSReliability

Solution Approach 1:

The device continuously monitors communication link performance measurements and uses this feedback to determine its role and adjust its configuration. The automatic configuration process incorporates feedback from link quality assessments to ensure reliable configuration decisions are made, maintaining configuration reliability while reducing configuration time

Inventive Principle:
Principle #23Feedback

Solution Approach 2:

The device performs preliminary detection of gateway connectivity and communication link quality before automatic configuration is executed. This preliminary assessment ensures that the automatic configuration process makes reliable decisions based on pre-evaluated connection conditions, maintaining configuration reliability while enabling fast automatic setup

Inventive Principle:
Principle #10Preliminary action

3Measurement precision

If central access point configuration is determined by direct gateway connection, then network topology accuracy is improved, but the detection complexity increases

Engineering Contradiction:
Improvetopology detection accuracyVSAvoidgateway connection detection complexity
Core Design Contradiction:
Measurement precisionVSDifficulty of detecting and measuring

Solution Approach 1:

The detection process is segmented into distinct steps: first detecting whether a gateway connection exists, then determining if it is a direct connection, and finally using this information to establish the device's role. This segmentation simplifies the overall detection complexity while maintaining topology detection accuracy by breaking down the complex detection task into manageable stages

Inventive Principle:
Principle #1Segmentation

Data Source

PatentEP3033906B1Automatic configuration of a network device
Publication Date: 2017.07.26 QUALCOMM INC
  • EP3033906B1 patent drawingFigure 1
  • EP3033906B1 patent drawingFigure 2
  • EP3033906B1 patent drawingFigure 3

AI summary

A hybrid device can implement functionality to automatically configure itself to form a home network with other network devices. If it is determined that the hybrid device is the central access point of a hybrid network, operating parameters are determined for the central access point. The central access point can then operate in conjunction with other non-CAP hybrid devices of the hybrid device to determine how to configure the non-CAP hybrid device. The configuration of the non-CAP hybrid device can be determined based, at least in part, on a communication link performance measurement between the CAP and the non-CAP hybrid device. Furthermore, the hybrid network can also be monitored to ensure that the hybrid devices do not repeatedly or randomly switch between different configurations.