Client Device Wireless Interference Mitigation Logic

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Solution Overview

Problem

Wireless networks in home or small business environments face interference issues due to dynamic and error-prone performance, constrained capacity, and lack of effective management tools that involve client devices, leading to suboptimal configurations and increased interference.

Innovation Solution

Client devices equipped with wireless network interference mitigation logic monitor channel conditions and participate in interference mitigation procedures, adjusting parameters such as channel tuning and power levels to improve network performance, with a focus on usable bandwidth to differentiate native from foreign network consumption.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If client devices monitor channel conditions and participate in interference mitigation procedures, then network performance and communication capabilities are improved, but device complexity and processing requirements increase

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

Solution Approach 1:

Client devices autonomously monitor their own channel conditions and participate in interference mitigation procedures without requiring centralized control. Each device independently assesses its usable bandwidth and communicates with foreign network APs to coordinate interference reduction, enabling self-service operation that improves reliability without proportionally increasing system complexity

Inventive Principle:
Principle #25Self-service

Solution Approach 2:

The system dynamically adjusts operational parameters such as power levels and channel selections based on monitored channel conditions. By changing these parameters adaptively, the system improves network performance while managing device complexity through standardized parameter adjustment mechanisms rather than complex architectural changes

Inventive Principle:
Principle #35Parameter changes

2Ease of operation

If automatic interference mitigation is implemented, then ease of operation is improved, but device complexity increases

Engineering Contradiction:
Improveease of operationVSAvoiddevice complexity
Core Design Contradiction:
Ease of operationVSDevice complexity

Solution Approach 1:

The interference mitigation system operates automatically without user intervention. Client devices self-monitor channel conditions, calculate usable bandwidth, and initiate coordination with foreign network access points. This self-service approach dramatically improves ease of operation while containing device complexity through modular, standardized procedures that can be implemented via software updates rather than hardware redesign

Inventive Principle:
Principle #25Self-service

3Measurement precision

If client devices collectively report network conditions, then measurement precision is improved, but loss of information and communication overhead increase

Engineering Contradiction:
Improvechannel condition accuracyVSAvoidcommunication overhead
Core Design Contradiction:
Measurement precisionVSLoss of information

Solution Approach 1:

Instead of every client device reporting all channel condition data, the system implements selective reporting where only relevant devices report specific metrics. Client devices calculate usable bandwidth and report only when foreign network interference is detected, providing partial but sufficient information to achieve precise measurement without excessive communication overhead

Inventive Principle:
Principle #16Partial or excessive action

Solution Approach 2:

The reporting mechanism is segmented into discrete, manageable units. Rather than continuous comprehensive reporting, devices report specific metrics (usable bandwidth, interference levels) at defined intervals or trigger events. This segmentation reduces communication overhead while maintaining measurement precision through targeted data collection

Inventive Principle:
Principle #1Segmentation

Data Source

PatentUS7751377B2Wireless network interference mitigation
Publication Date: 2010.07.06 MICROSOFT TECHNOLOGY LICENSING LLC
  • US7751377B2 patent drawing
  • US7751377B2 patent drawing
  • US7751377B2 patent drawing

AI summary

Wireless network interference is mitigated with client devices having wireless network interference mitigation logic and/or utilizing a usable bandwidth channel quality metric. In a described example implementation, a client device includes wireless network interference mitigation logic that monitors at least one channel condition of a wireless network and participates in a wireless network interference mitigation procedure based on the at least one channel condition. In another described example implementation, a usable bandwidth of a wireless channel is ascertained with respect to a native network, the usable bandwidth reflecting a difference between (i) a total channel capacity of the wireless channel and (ii) a portion of the total channel capacity that is consumed by wireless communications of one or more foreign networks. By way of example only, the at least one channel condition may be usable bandwidth. The wireless network interference mitigation logic may also be employed in non-client devices.