Dynamic Single-Link Multi-Link Mode Transition for Wireless APs

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Solution Overview

Problem

Current wireless communication systems face challenges in dynamically transitioning between single-link and multi-link communication modes to optimize data delivery based on changing conditions.

Innovation Solution

An access point (AP) communicates with wireless stations (STAs) and supports multiple communication devices and modes, dynamically transitioning between single-link and multi-link communication modes based on determinations of the best mode of delivery for the next period.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Device complexity

If single-link communication mode is used, then device complexity is reduced, but medium utilization and data throughput are limited

Engineering Contradiction:
Improvecommunication mode complexityVSAvoiddata throughput
Core Design Contradiction:
Device complexityVSProductivity

Solution Approach 1:

The system dynamically transitions between single-link and multi-link communication modes based on real-time channel conditions and network requirements. The access point evaluates factors such as channel occupancy time, data volume, and interference levels to determine when to switch modes, optimizing the balance between complexity and throughput.

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

The invention changes operational parameters by switching between different communication modes (single-link vs. multi-link). This involves modifying system configuration parameters such as channel selection, transmission power, and protocol settings to adapt to varying network conditions and maximize data throughput.

Inventive Principle:
Principle #35Parameter changes

2Productivity

If multi-link communication mode is used, then medium utilization and data throughput are improved, but device complexity increases

Engineering Contradiction:
Improvedata throughputVSAvoidcommunication mode complexity
Core Design Contradiction:
ProductivityVSDevice complexity

Solution Approach 1:

The system dynamically transitions between single-link and multi-link communication modes based on real-time channel conditions and network requirements. The access point evaluates factors such as channel occupancy time, data volume, and interference levels to determine when to switch modes, optimizing the balance between complexity and throughput.

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

The access point continuously monitors channel conditions, transmission success rates, and network traffic patterns to feedback-adjust the communication mode selection. This feedback mechanism enables the system to learn from past performance and make informed decisions about when to use single-link or multi-link modes.

Inventive Principle:
Principle #23Feedback

3Adaptability or versatility

If dynamic mode transition is implemented, then adaptability to changing conditions is improved, but control complexity increases

Engineering Contradiction:
Improvemode transition adaptabilityVSAvoidcontrol complexity
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The system performs preliminary evaluations of channel conditions and network requirements before transitioning between modes. The access point pre-calculates optimal transmission parameters and prepares transition protocols in advance, reducing the computational burden during actual mode switching operations.

Inventive Principle:
Principle #10Preliminary action

Solution Approach 2:

The access point continuously monitors channel conditions, transmission success rates, and network traffic patterns to feedback-adjust the communication mode selection. This feedback mechanism enables the system to learn from past performance and make informed decisions about when to use single-link or multi-link modes.

Inventive Principle:
Principle #23Feedback

4Device complexity

If single-link mode is used, then control complexity is reduced, but medium utilization efficiency decreases

Engineering Contradiction:
Improvecontrol complexityVSAvoidmedium utilization efficiency
Core Design Contradiction:
Device complexityVSLoss of energy

Solution Approach 1:

The system dynamically transitions between single-link and multi-link communication modes based on real-time channel conditions and network requirements. The access point evaluates factors such as channel occupancy time, data volume, and interference levels to determine when to switch modes, optimizing the balance between complexity and throughput.

Inventive Principle:
Principle #15Dynamics

Data Source

PatentUS12295053B2Transitioning between multi-link and single-link mode on a transmission opportunity (TXOP) basis
Publication Date: 2025.05.06 QUALCOMM INC
  • US12295053B2 patent drawing
  • US12295053B2 patent drawing
  • US12295053B2 patent drawing

AI summary

Disclosed are techniques for wireless communication. In an aspect, an access point (AP) communicates with at least one wireless station (STA) and supporting a plurality of communication devices and communication modes on a communication medium, establishes a single-link communication mode with the at least one wireless STA and at least one communication device of the plurality of communication devices over a single-link, establishes a multi-link communication mode with the at least one wireless STA and the at least one communication device over a multi-link, and dynamically transitions between the single-link communication mode and the multi-link communication mode based upon a determination related to a best mode of delivery for a next period.