Base Station Dynamic Network Slice Allocation

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Solution Overview

Problem

The 5G mobile communication system faces challenges in achieving optimal communication performance due to the limitations of network slicing technology, which only allocates resources based on service quality, failing to efficiently meet the diverse requirements of high speed, massive connectivity, and low latency.

Innovation Solution

A system where a base station acquires communication condition information and transmits it to a management system to select and allocate appropriate network slices based on the specific requirements of wireless terminals, using identifiers like S-NSSAI to optimize resource allocation and ensure efficient communication.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If network slicing technology allocates resources based on service quality, then service quality is improved, but communication efficiency deteriorates due to network complexity

Engineering Contradiction:
Improveservice qualityVSAvoidcommunication efficiency
Core Design Contradiction:
ReliabilityVSProductivity

Solution Approach 1:

The patent implements dynamic network slice selection by having the base station acquire communication condition information and transmit it to the management system, which then selects appropriate network slices based on real-time conditions rather than static allocation, resolving the contradiction between service quality and communication efficiency

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

The system establishes a feedback loop where the base station continuously monitors communication conditions and reports them to the management system, which adjusts network slice allocation accordingly, enabling adaptive optimization that maintains service quality while improving communication efficiency

Inventive Principle:
Principle #23Feedback

2Adaptability or versatility

If the network is made complicated to meet diverse 5G requirements, then adaptability is improved, but communication efficiency deteriorates

Engineering Contradiction:
Improveadaptability to diverse requirementsVSAvoidcommunication efficiency
Core Design Contradiction:
Adaptability or versatilityVSProductivity

Solution Approach 1:

The patent divides the network into multiple network slices, each optimized for specific requirements (high speed, massive connectivity, low latency), allowing the system to meet diverse 5G requirements while maintaining efficiency within each slice through specialized optimization

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

Each network slice is configured with specific characteristics optimized for particular service requirements, allowing different parts of the network to have different qualities suited to their specific functions, thereby achieving adaptability without sacrificing overall communication efficiency

Inventive Principle:
Principle #3Local quality

Data Source

PatentUS11729746B2Base station, system, and method
Publication Date: 2023.08.15 KK TOSHIBA
  • US11729746B2 patent drawing
  • US11729746B2 patent drawing
  • US11729746B2 patent drawing

AI summary

According to one embodiment, a base station communicably connected to a wireless terminal is provided. The base station includes a processor and a transmitter. The processor is configured to acquire communication condition information indicating conditions of wireless communication with the wireless terminal. The transmitter is configured to transmit the communication condition information to a system managing a first network slice and a second network slice which can be used by the base station.