5G-NR API for Dynamic Network Slice Optimization

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Solution Overview

Problem

5G-NR networks face challenges in providing reliable and high-quality service due to congestion, especially when multiple devices access the internet simultaneously, leading to performance issues such as slowed video game performance and increased latency.

Innovation Solution

Implementing APIs and subscription services that enable 5G-NR networks to share analytic data across radio access, transport, and core networks, allowing devices to adjust network settings such as modulation schemes, routing protocols, and application settings to optimize performance.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Quantity of substance

If multiple devices access the internet simultaneously through 5G-NR networks, then network capacity and connectivity are improved, but network congestion increases and performance deteriorates

Engineering Contradiction:
Improvenumber of devices connectedVSAvoidnetwork performance
Core Design Contradiction:
Quantity of substanceVSReliability

Solution Approach 1:

The patent implements dynamic network slicing that adapts in real-time based on traffic conditions, device requirements, and network load. Network slices are not static but can be created, modified, or terminated dynamically to optimize performance for each service type while accommodating varying numbers of connected devices

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

The network is divided into multiple virtual network slices that segment traffic by service type, priority, or application requirements. This segmentation allows different devices and services to operate in isolated virtual networks, preventing congestion in one slice from affecting others, thereby maintaining reliability as device quantity increases

Inventive Principle:
Principle #1Segmentation

2Adaptability or versatility

If large amounts of data are transmitted in network requests, then application functionality is improved, but network congestion increases and service reliability deteriorates

Engineering Contradiction:
Improveapplication functionalityVSAvoidservice quality
Core Design Contradiction:
Adaptability or versatilityVSReliability

Solution Approach 1:

Different network slices are allocated with specific quality characteristics optimized for their intended applications. High-bandwidth applications like video streaming receive slices with large data transmission capacity, while latency-sensitive applications like online gaming receive slices with optimized response time, allowing each application to function at its optimal level without interfering with others

Inventive Principle:
Principle #3Local quality

Solution Approach 2:

The network slice management system acts as an intermediary that monitors traffic patterns, application requirements, and network conditions, then dynamically adjusts slice parameters to balance data transmission needs with overall network reliability, preventing any single large data request from causing system-wide congestion

Inventive Principle:
Principle #24Intermediary (Mediator)

3Reliability

If network settings are adjusted to optimize performance for specific applications, then application-specific quality is improved, but overall system complexity increases

Engineering Contradiction:
Improveapplication performanceVSAvoidnetwork configuration complexity
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The network slice management system automatically monitors application performance requirements and dynamically adjusts network slice configurations without manual intervention. The system self-optimizes by detecting when applications need specific settings and automatically modifying slice parameters, thereby maintaining high application performance while avoiding the complexity of manual configuration management

Inventive Principle:
Principle #25Self-service

Data Source

PatentUS20240118951A1Application programming interface to indicate a controller to a device in an access network
Publication Date: 2024.04.11 NVIDIA CORP
  • US20240118951A1 patent drawing
  • US20240118951A1 patent drawing
  • US20240118951A1 patent drawing

AI summary

Apparatuses, systems, and techniques including APIs, subscription services, and controllers to enable one or more fifth generation new radio (5G-NR) networks to share information. For example, a processor comprising one or more circuits can perform an API or subscription service to cause a device in a radio access network (RAN) to share its analytic data with a device in a transport network, and said device in said transport network can use said analytic data to adjust its network settings to improve performance.