Access Point Interface Configuration for Mesh Network Stability

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Solution Overview

Problem

In wireless communication networks, especially in large houses or multistory buildings, a single router's signal coverage is inadequate, and existing solutions like Mesh technology face issues with reduced wireless performance due to contention for wireless channels and increased hop counts, leading to complex network topologies and low recovery efficiency.

Innovation Solution

An access method and apparatus for an access point (AP) that determines and configures interface configuration information based on access restriction rules, allowing or restricting the number of connections and hop counts to improve wireless performance and topology recovery efficiency by dynamically managing the number of APs connected to each AP and the maximum hop count in the mesh network.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Area of stationary object

If Mesh networking is applied to extend signal coverage in large houses or multistory buildings, then coverage area is improved, but wireless performance deteriorates due to contention for wireless channels and increased hop counts

Engineering Contradiction:
Improvesignal coverage areaVSAvoidwireless performance
Core Design Contradiction:
Area of stationary objectVSReliability

Solution Approach 1:

The patent applies parameter changes by dynamically adjusting the maximum hop count limit and the maximum number of AP connections based on network conditions. The AP controller modifies these parameters to optimize the balance between coverage area and wireless performance, preventing network degradation while maintaining extensive coverage in large buildings.

Inventive Principle:
Principle #35Parameter changes

Solution Approach 2:

The system implements dynamics by making the AP connection limits and hop count restrictions adaptive rather than static. The AP controller continuously monitors network state and dynamically adjusts configuration parameters to maintain optimal wireless performance as the network topology changes, ensuring the system adapts to varying coverage requirements and device densities.

Inventive Principle:
Principle #15Dynamics

2Area of stationary object

If the number of accessing Mesh devices is increased to improve network coverage, then coverage area is improved, but network speed and performance deteriorate

Engineering Contradiction:
Improvenetwork coverage areaVSAvoidnetwork speed
Core Design Contradiction:
Area of stationary objectVSProductivity

Solution Approach 1:

The patent changes parameters by setting and adjusting maximum connection limits for APs and maximum hop count values. These parameter adjustments control the number of devices that can access the network simultaneously, preventing network saturation and maintaining adequate network speed while still allowing sufficient devices to connect for comprehensive coverage.

Inventive Principle:
Principle #35Parameter changes

Solution Approach 2:

The AP controller implements feedback mechanisms by monitoring network performance metrics and using this information to adjust connection limits and hop count restrictions. This feedback loop ensures that as more devices connect and coverage expands, the system automatically regulates access to prevent performance degradation, maintaining network speed despite increased device density.

Inventive Principle:
Principle #23Feedback

3Reliability

If access restrictions are imposed to improve wireless performance and network stability, then reliability is improved, but network complexity increases due to configuration management

Engineering Contradiction:
Improvenetwork stabilityVSAvoidconfiguration complexity
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The patent applies self-service by enabling the AP controller to automatically manage access restrictions, connection limits, and hop count configurations without requiring manual intervention. The system self-adjusts parameters based on monitored network conditions, eliminating the need for complex manual configuration while maintaining network stability and reliability through automated policy enforcement.

Inventive Principle:
Principle #25Self-service

4Reliability

If the maximum hop count is restricted to improve wireless performance, then reliability is improved, but coverage area is reduced

Engineering Contradiction:
Improvewireless performanceVSAvoidcoverage area
Core Design Contradiction:
ReliabilityVSArea of stationary object

Solution Approach 1:

The system implements dynamics by making the maximum hop count restriction adaptive rather than fixed. The AP controller dynamically adjusts the hop count limit based on network conditions, device density, and performance requirements. This allows the network to extend coverage to multistory buildings when performance permits while maintaining stricter limits in congested areas, optimizing the trade-off between coverage area and wireless performance.

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

The patent changes parameters by adjusting the maximum hop count value based on network state. When network conditions are favorable, the system increases the hop count limit to extend coverage to distant or multi-floor locations. When performance degrades, the parameter is reduced to maintain reliability, dynamically optimizing the coverage area without permanently sacrificing wireless performance.

Inventive Principle:
Principle #35Parameter changes

Data Source

PatentUS11659473B2Access method and apparatus for access point, electronic device, and storage medium
Publication Date: 2023.05.23 BEIJING XIAOMI MOBILE SOFTWARE CO LTD
  • US11659473B2 patent drawing
  • US11659473B2 patent drawing
  • US11659473B2 patent drawing

AI summary

An access method is provided for an access point (AP). The method is applied to a first AP, and includes: responsive to determining that an access restriction rule allows a second AP to access the first AP, interface configuration information of the first AP is determined according to the access restriction rule; and an access interface of the first AP is configured according to the interface configuration information, where the access interface is configured for the second AP to access the first AP in response to determining that the access interface is configured to allow access.