Wireless Network Congestion Management via Dynamic Trend Projection

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Solution Overview

Problem

Wireless networks, such as LTE networks, face congestion issues due to increasing traffic demands, leading to reduced resource efficiency and higher costs when designed for worst-case scenarios, which may not frequently occur.

Innovation Solution

A congestion management method that dynamically projects trends in network elements using functionality metrics to detect potential congestion and redirect traffic to secondary VLANs, optimizing resource utilization and maintaining service quality.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If the LTE network is designed for a worst case scenario to handle congestion, then the reliability of the network is improved, but the efficiency of network resource utilization deteriorates and costs increase

Engineering Contradiction:
Improvenetwork reliabilityVSAvoidresource utilization efficiency
Core Design Contradiction:
ReliabilityVSProductivity

Solution Approach 1:

The system performs preliminary actions by dynamically projecting network traffic trends using functionality metrics before actual congestion occurs. The network element monitors metrics such as packet delay, throughput, and latency to predict future congestion conditions, allowing proactive traffic redirection to secondary VLANs before the congestion impacts service quality.

Inventive Principle:
Principle #10Preliminary action

Solution Approach 2:

The patent implements dynamics by transitioning from static worst-case network design to dynamic congestion management. The system continuously adapts its behavior based on real-time network conditions, dynamically adjusting traffic routing decisions between primary and secondary VLANs based on projected congestion trends rather than fixed design parameters.

Inventive Principle:
Principle #15Dynamics

2Productivity

If the LTE network uses dynamic trend projection and adaptive congestion control, then resource efficiency is improved, but the device complexity increases

Engineering Contradiction:
Improveresource efficiencyVSAvoidcongestion management complexity
Core Design Contradiction:
ProductivityVSDevice complexity

Solution Approach 1:

The system employs feedback mechanisms where network elements continuously monitor functionality metrics (packet delay, throughput, latency) and use this information to adjust traffic routing decisions. The projected trends from monitored metrics create a closed-loop control system that automatically optimizes resource allocation based on actual network behavior patterns.

Inventive Principle:
Principle #23Feedback

Solution Approach 2:

The patent introduces functionality metrics as intermediary elements that bridge the gap between raw network data and congestion control decisions. These metrics serve as mediators that translate complex network behavior into actionable predictions, simplifying the decision-making process for traffic management while enabling efficient resource utilization.

Inventive Principle:
Principle #24Intermediary (Mediator)

Data Source

PatentUS9961003B2Method and apparatus for providing congestion management for a wireless communication network
Publication Date: 2018.05.01 AT&T INTELLECTUAL PROPERTY I L P
  • US9961003B2 patent drawing
  • US9961003B2 patent drawing
  • US9961003B2 patent drawing

AI summary

A method and apparatus for providing a congestion management of a wireless communication network are disclosed. For example, the method projects dynamically a trend for a network element of the wireless communication network, using a functionality metric associated with the network element of the wireless communication network, and determines if there is a potential congestion in accordance with the trend. The method then provides a notification of the potential congestion, if there is a potential congestion for the network element of the wireless communication network.