Wireless Channel Management via Dynamic Pattern Assignment
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Solution Overview
Problem
As wireless networks grow in size and complexity, channel interference between endpoint devices and wireless network devices becomes a significant issue due to the fixed number of communication channels, leading to reduced network performance.
Innovation Solution
A method and system for managing channels in wireless networks that retrieves device parameters, including location and channel information, to generate a list of available channels and adjust channel settings to minimize interference by assigning devices to non-overlapping channels based on a determined channel pattern.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Adaptability or versatility
If a fixed number of communication channels are used in wireless networks, then device compatibility and standardization are improved, but channel interference increases as network size grows
Solution Approach 1:
The patent implements dynamic channel assignment where wireless network devices automatically adjust their operating channels based on real-time detection of channel patterns and interference levels. Instead of static channel allocation, the system continuously monitors the wireless environment and reassigns channels to maintain optimal performance, resolving the contradiction between standardized channels and interference prevention.
Solution Approach 2:
The system changes the channel parameter dynamically based on network conditions. By detecting channel patterns (such as DFS channels or non-DFS channels) and adjusting the operating frequency accordingly, the patent maintains device compatibility while avoiding interference through parameter adaptation rather than fixed assignment.
2Quantity of substance
If more wireless network devices are added to expand network coverage, then network capacity and coverage area are improved, but channel interference increases due to limited available channels
Solution Approach 1:
The patent segments the wireless spectrum into different channel patterns (DFS and non-DFS channels) and assigns devices to appropriate segments based on their operational requirements and environmental conditions. This segmentation allows multiple devices to coexist by dividing the limited channel resources into manageable groups, reducing interference while supporting network expansion.
Solution Approach 2:
The system introduces a temporal dimension to channel allocation by implementing periodic channel detection and reassignment. Instead of competing for the same channels simultaneously, devices transition between different channel patterns over time, effectively adding a time dimension to the channel allocation problem and reducing spatial interference.
3Object-affected harmful factors
If manual channel configuration is used to avoid interference, then channel conflict is reduced, but system complexity and configuration time increase
Solution Approach 1:
The patent implements self-service through automatic channel detection and assignment mechanisms. Wireless network devices autonomously detect channel patterns, identify available channels, and configure their operating frequencies without manual intervention. This eliminates the need for complex manual configuration while maintaining optimal channel selection, resolving the contradiction between interference avoidance and system simplicity.
Solution Approach 2:
The system incorporates feedback loops where devices continuously monitor channel conditions, detect interference patterns, and automatically adjust their channel assignments based on this feedback. This closed-loop control mechanism replaces complex manual configuration with simple automated responses to environmental conditions, reducing both interference and configuration complexity.
Data Source
AI summary
According to one embodiment of the invention, a method for managing channels in a wireless network includes retrieving device parameters from a wireless network device communicating on a channel in the wireless network. The device parameters include a parameter indicative of a location of the wireless network device and a parameter indicative of the channel of the wireless network device. The channel is associated with a data transmission frequency. The method also includes generating a list of available channels for the wireless network device by determining a channel pattern in the wireless network. The method further includes specifying the channel on which the wireless network device should communicate based on the generated list of available channels to reduce channel interference to the wireless network device.