Adaptive Wireless Interference Scanner for Heterogeneous IoT Networks

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Solution Overview

Problem

Current technologies lack an adaptive and dynamic frequency management system to effectively mitigate interference in heterogeneous wireless communication environments, where multiple IoT devices with different wireless protocols operate in the same frequency band, leading to network performance degradation and poor user experience.

Innovation Solution

An adaptive channel and frequency management system that includes a wireless interference scanner, a communications module, and a channel and frequency configuration module, which gather interference data, interact with a wireless configuration service provider to obtain optimal settings, and configure wireless devices to minimize interference by dynamically changing channels and prioritizing access based on Quality of Service metrics.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Adaptability or versatility

If multiple heterogeneous wireless protocols operate in the same frequency band, then device versatility and connectivity options are improved, but wireless interference increases and network performance degrades

Engineering Contradiction:
Improvedevice versatilityVSAvoidwireless interference
Core Design Contradiction:
Adaptability or versatilityVSObject-affected harmful factors

Solution Approach 1:

The system dynamically adjusts channel assignments and frequency settings based on real-time interference conditions. The adaptive channel manager monitors the wireless environment and reconfigures protocol parameters on-the-fly to minimize interference between heterogeneous protocols while maintaining connectivity options.

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

The invention changes operational parameters such as channel numbers, transmission power levels, and frequency selections to resolve interference issues. By modifying these parameters dynamically, the system allows multiple protocols to coexist in the same frequency band without significant mutual interference.

Inventive Principle:
Principle #35Parameter changes

2Device complexity

If wireless devices use fixed channel assignments, then system simplicity is maintained, but network performance degrades due to inability to adapt to interference conditions

Engineering Contradiction:
Improvesystem simplicityVSAvoidnetwork performance
Core Design Contradiction:
Device complexityVSProductivity

Solution Approach 1:

The adaptive channel manager implements a feedback mechanism that continuously monitors wireless communication quality, detects interference levels, and adjusts channel assignments accordingly. This closed-loop control enables the system to maintain optimal performance while adapting to changing network conditions.

Inventive Principle:
Principle #23Feedback

Solution Approach 2:

The system performs self-configuration and self-optimization by automatically detecting interference conditions and adjusting its own parameters without external intervention. The adaptive channel manager autonomously manages channel assignments based on real-time environmental conditions.

Inventive Principle:
Principle #25Self-service

3Productivity

If wireless devices implement interference avoidance mechanisms, then network performance is improved, but device complexity and processing overhead increase

Engineering Contradiction:
Improvenetwork performanceVSAvoidprocessing overhead
Core Design Contradiction:
ProductivityVSDevice complexity

Solution Approach 1:

The system performs preliminary channel assessment and interference prediction before establishing wireless connections. By evaluating the wireless environment in advance and pre-configuring optimal channel assignments, the system reduces the need for complex real-time interference avoidance processing.

Inventive Principle:
Principle #10Preliminary action

Data Source

PatentUS10791560B2Distributed and adaptive heterogeneous wireless communication management
Publication Date: 2020.09.29 ALTERA CORP
  • US10791560B2 patent drawing
  • US10791560B2 patent drawing
  • US10791560B2 patent drawing

AI summary

In embodiments, an apparatus for providing adaptive wireless communication management may include a wireless interference scanner to gather interference data of wireless communications of at least two wireless protocols in free space surrounding the apparatus. The apparatus may further include a communications module, coupled to the wireless interference scanner, to interact with a wireless configuration service provider to send the interference data to, and from which to receive optimal channel settings for, a wireless device to wirelessly communicate at least in part through the free space surrounding the apparatus. The apparatus may further include a channel and frequency configuration module, coupled to the communications module, to configure the wireless device, based, at least in part, on the optimal channel settings.