Wireless Network Super Node Channel Selection Automation
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Solution Overview
Problem
Current wireless networks require significant user intervention for configuration and channel selection, especially in larger areas, which can be frustrating for non-technical users and may result in suboptimal performance.
Innovation Solution
A method where a super node broadcasts scanning information to gather and configure network parameters, allowing nodes to automatically switch channels and relay information to cover all available channels, enabling self-configuration and reduced user intervention.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Extent of automation
If existing wireless protocols are used for automatic node discovery, then some automation is achieved, but significant user intervention is still required for configuration
Solution Approach 1:
The system enables nodes to automatically configure themselves by discovering neighboring nodes and selecting optimal channels without user intervention. The super node automatically performs scanning, collects channel availability information, and configures all nodes in the network, making the system self-configuring and eliminating the need for manual setup.
Solution Approach 2:
The super node performs preliminary scanning and channel selection actions before the network becomes operational. By pre-configuring all nodes with optimal channel information and neighboring node details, the system eliminates the need for subsequent manual configuration and ensures optimal performance from the start.
2Reliability
If manual configuration of each node is performed, then optimal network performance can be achieved, but the complexity and time required increases significantly
Solution Approach 1:
The super node acts as an intermediary that centralizes the configuration process. Instead of requiring users to manually configure each individual node, the super node automatically discovers the network topology, scans all channels, determines optimal configurations, and distributes configuration information to all nodes, thereby maintaining optimal performance while eliminating complexity.
Solution Approach 2:
The super node performs multiple functions including node discovery, channel scanning, topology mapping, and configuration distribution. This multi-functional approach consolidates what would otherwise require multiple manual operations into a single automated process, reducing both complexity and time requirements.
3Area of stationary object
If the network covers areas larger than a single access point range, then extended coverage is achieved, but user assistance is required to configure multiple access points
Solution Approach 1:
The network is segmented into a hierarchical structure with one super node and multiple regular nodes. The super node assumes the role of a central coordinator that manages the entire extended network, while regular nodes simply follow configuration instructions. This segmentation allows the network to scale to large areas without requiring users to manually configure each access point.
Solution Approach 2:
The super node serves as an intermediary that manages communication and coordination across the entire extended network. It performs centralized channel scanning, discovers all nodes within the extended coverage area, and automatically configures optimal channels for all nodes, eliminating the need for users to manually configure multiple access points across large areas.
4Ease of operation
If manufacturer default settings are used, then setup is simplified, but network performance becomes suboptimal
Solution Approach 1:
The system performs preliminary channel scanning and topology discovery actions automatically during network initialization. The super node scans all available channels, identifies neighboring nodes, and determines optimal configuration parameters before the network becomes operational, ensuring optimal performance without requiring users to manually tune settings.
Solution Approach 2:
The system implements feedback mechanisms where the super node continuously monitors channel availability and network conditions. Based on this feedback, the super node automatically adjusts and optimizes channel assignments for all nodes, ensuring the network operates at optimal performance levels without user intervention.
Data Source
AI summary
A method and apparatus for device discovery and channel selection in a wireless networking environment are described. As part of an automatic network configuration process, a super node sequentially traverses the available channels, broadcasting discovery messages including the channel switching schedule. Wireless nodes that receive those broadcast messages switch channels in lock step with the super node, sending discovery replies on those channels over which the broadcast discovery messages are successfully received. An association is generated identifying accessible nodes and the channels through which those nodes may be accessed. An optimum channel may then be selected based on this association information. Sub-nodes may repeat the broadcast discovery messages, and relay any discovery replies to the super node. The super node may then identify sub-nodes that may be used as proxies to access nodes that would otherwise be inaccessible.