Dynamic Wi-Fi Frequency Band Selection for Communication Devices

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Solution Overview

Problem

Current communication devices tend to consume resources unnecessarily and increase power consumption by utilizing multiple Wi-Fi frequency bands statically, even when conditions change, leading to inefficient resource allocation and potential interference.

Innovation Solution

Implement a system that dynamically selects and allocates Wi-Fi frequency bands based on the type of application and load conditions, reallocating bands after communication sessions conclude to optimize resource usage and reduce power consumption.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Productivity

If a communication device utilizes multiple Wi-Fi frequency bands statically, then bandwidth and throughput for high-quality applications are improved, but resource allocation efficiency deteriorates and power consumption increases

Engineering Contradiction:

Improvebandwidth throughputVSAvoidpower consumption

Core Design Contradiction:

ProductivityVSLoss of energy

Solution Approach 1:

The patent implements dynamic frequency band selection where the system transitions from static multi-band utilization to dynamic single-band selection based on real-time application requirements and network conditions. The network device monitors application types, data rates, and channel conditions to dynamically determine which frequency band (2.4 GHz, 5 GHz, or 6 GHz) should be used, thereby avoiding unnecessary power consumption while maintaining high bandwidth when needed.

Inventive Principle:

Principle #15Dynamics

Solution Approach 2:

The system changes operational parameters by adjusting the selected frequency band based on application characteristics and network conditions. Different applications (video streaming, online gaming, file transfer) have different requirements, and the system modifies the frequency band parameter accordingly to optimize both performance and energy efficiency.

Inventive Principle:

Principle #35Parameter changes

2Productivity

If a communication device utilizes multiple Wi-Fi frequency bands statically, then bandwidth and throughput for high-quality applications are improved, but resource allocation efficiency deteriorates

Engineering Contradiction:

Improvebandwidth throughputVSAvoidresource allocation efficiency

Core Design Contradiction:

ProductivityVSAdaptability or versatility

Solution Approach 1:

The system implements dynamic resource allocation where the network device continuously monitors application requirements, current network conditions, and channel quality to dynamically select the most appropriate frequency band. This dynamic approach allows the system to adapt resource allocation to changing conditions, improving efficiency compared to static multi-band utilization.

Inventive Principle:

Principle #15Dynamics

Solution Approach 2:

The patent incorporates feedback mechanisms where the network device monitors application performance, data rates, and channel conditions, then uses this feedback to make informed decisions about frequency band selection. This closed-loop control ensures optimal resource allocation efficiency while maintaining high bandwidth when needed.

Inventive Principle:

Principle #23Feedback

3Productivity

If a communication device utilizes multiple Wi-Fi frequency bands statically, then support for bandwidth intensive applications is improved, but device complexity increases

Engineering Contradiction:

Improveapplication support capabilityVSAvoidfrequency band management complexity

Core Design Contradiction:

ProductivityVSDevice complexity

Solution Approach 1:

The patent extracts the complexity of multi-band management from the communication device by implementing centralized control at the network device. The network device performs application identification, channel quality assessment, and frequency band selection, thereby reducing the complexity burden on individual communication devices while maintaining support for bandwidth-intensive applications.

Inventive Principle:

Principle #2Taking out (Extraction)

4Reliability

If a communication device utilizes multiple Wi-Fi frequency bands statically, then initial communication service quality is improved, but adaptability to changing conditions deteriorates

Engineering Contradiction:

Improvecommunication service qualityVSAvoidadaptability to changing conditions

Core Design Contradiction:

ReliabilityVSAdaptability or versatility

Solution Approach 1:

The system transitions from static to dynamic frequency band selection, continuously adapting to changing network conditions, application requirements, and channel quality. This dynamic approach maintains high communication service quality while improving adaptability to changing conditions compared to static multi-band utilization.

Inventive Principle:

Principle #15Dynamics

Data Source

PatentUS20240114570A1Apparatuses and methods for facilitating an application and service aware frequency band selection

Publication Date: 2024.04.04 AT&T INTELLECTUAL PROPERTY I L P

AI summary

Aspects of the subject disclosure may include, for example, determining that a first communication session involving a client device and utilizing a first Wireless Fidelity (Wi-Fi) frequency band has concluded, and based on the determining, causing a second communication session involving the client device to utilize a second Wi-Fi frequency band that is different from the first Wi-Fi frequency band. Other embodiments are disclosed.