QoS Optimization Device Weight Factor Algorithm

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Solution Overview

Problem

Network service providers lack real-time tools to determine whether network devices are meeting target performance metrics for quality of service (QoS) treatment levels, relying on relative priorities rather than end-to-end compliance across segments.

Innovation Solution

An optimization device configures network devices with weight factors based on the difference between target and predicted performance metrics, using a weight factor algorithm to minimize distances and ensure traffic is processed according to QoS treatment levels, while providing a user interface for monitoring and managing network performance.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Device complexity

If network devices manage traffic based on relative priorities, then device complexity is reduced, but the ability to meet target performance metrics deteriorates

Engineering Contradiction:
Improvetraffic management complexityVSAvoidQoS performance metric compliance
Core Design Contradiction:
Device complexityVSManufacturing precision

Solution Approach 1:

The optimization device continuously monitors actual performance metrics from network devices and uses this feedback to dynamically adjust weight factors. This closed-loop feedback mechanism enables real-time optimization of QoS parameters without requiring complex manual configuration at each network device, resolving the contradiction between simplicity and performance compliance.

Inventive Principle:
Principle #23Feedback

Solution Approach 2:

An external optimization device acts as an intermediary between network devices and QoS management. This intermediary calculates optimal weight factors and pushes them to network devices, allowing simple network devices to achieve complex QoS optimization goals without inherent complexity in their design.

Inventive Principle:
Principle #24Intermediary (Mediator)

2Manufacturing precision

If real-time monitoring and optimization of multiple network devices is implemented, then QoS performance compliance is improved, but device complexity and system resources increase

Engineering Contradiction:
ImproveQoS performance metric complianceVSAvoidoptimization system complexity
Core Design Contradiction:
Manufacturing precisionVSDevice complexity

Solution Approach 1:

The optimization device serves multiple network devices simultaneously with a single unified system. It can monitor, analyze, and optimize QoS parameters across multiple devices using the same weight factor calculation algorithms, reducing the need for separate optimization systems for each device and managing complexity through universality.

Inventive Principle:
Principle #6Universality (Multi-functionality)

Solution Approach 2:

Network devices automatically report their performance metrics and configuration parameters to the optimization device without requiring manual intervention. The optimization device then autonomously calculates and pushes optimal weight factors back to the devices, creating a self-service system that reduces operational complexity.

Inventive Principle:
Principle #25Self-service

3Manufacturing precision

If weight factors are dynamically adjusted to meet target performance metrics, then QoS treatment accuracy is improved, but the time required for optimization increases

Engineering Contradiction:
ImproveQoS treatment accuracyVSAvoidoptimization time
Core Design Contradiction:
Manufacturing precisionVSLoss of time

Solution Approach 1:

The optimization device calculates optimal weight factors based on target performance metrics before actual traffic flows occur. By performing preliminary optimization calculations and pushing weight factors to network devices in advance, the system ensures that QoS treatment accuracy is maintained without real-time delays during actual traffic processing.

Inventive Principle:
Principle #10Preliminary action

Solution Approach 2:

The system periodically updates weight factors based on changing network conditions and performance metrics rather than continuously adjusting them. This periodic optimization approach maintains QoS accuracy while reducing the computational overhead and time required compared to continuous real-time adjustment.

Inventive Principle:
Principle #19Periodic action

Data Source

PatentUS9219658B2Quality of service optimization management tool
Publication Date: 2015.12.22 VERIZON PATENT & LICENSING INC
  • US9219658B2 patent drawing
  • US9219658B2 patent drawing
  • US9219658B2 patent drawing

AI summary

A device may receive traffic information associated with traffic flows assigned to a group of quality of service (QoS) treatment levels and travelling via a network device. The device may identify a group of target performance metrics corresponding to the group of QoS treatment levels. The device may determine a group of weight factors based on the traffic information and the group of target performance metrics. The group of weight factors may be determined such that a group of predicted performance metrics is optimized with respect to the group of target performance metrics. The device may output information identifying the group of weight factors to cause a parameter, associated with the network device, to be updated based on the group of weight factors. The parameter may relate to a manner in which the traffic flows are processed by the network device.