5G Service Energy Efficiency Evaluation for Split Network Functions

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Solution Overview

Problem

The existing energy efficiency evaluation methods for network elements in 4G networks are not applicable in the service-based architecture of 5G networks, as the functions of network elements in 4G are split, leading to a need for a new approach to evaluate energy efficiency in 5G networks.

Innovation Solution

An energy efficiency evaluation method and device that determine energy efficiency information for target objects in a service-based architecture by obtaining service energy consumption data, including service information and energy consumption information, and using this data to calculate energy efficiency based on specific service feature requirements.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Adaptability or versatility

If the 4G network element energy efficiency evaluation method is used, then the evaluation process is simple, but it is not applicable to the 5G service-based architecture where network element functions are split

Engineering Contradiction:
Improveapplicability to service-based architectureVSAvoidevaluation process complexity
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The patent segments the energy efficiency evaluation process into multiple independent modules: service information acquisition module, energy consumption information acquisition module, and energy efficiency determination module. This segmentation allows the evaluation system to adapt to the split-function architecture of 5G networks while maintaining manageable complexity through modular design.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The patent creates a universal energy efficiency evaluation mechanism that can handle both traditional network elements and split network functions in service-based architectures. The evaluation framework is designed to be architecture-agnostic, accepting service information and energy consumption information from various sources and producing standardized energy efficiency metrics applicable across different 5G network configurations.

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

2Adaptability or versatility

If traditional energy efficiency evaluation is performed, then only basic data transmission to energy consumption ratio is evaluated, but it cannot account for various service feature requirements in 5G networks

Engineering Contradiction:
Improveservice feature coverageVSAvoidservice information completeness
Core Design Contradiction:
Adaptability or versatilityVSLoss of information

Solution Approach 1:

The patent performs preliminary acquisition of service information (including service type, service area, quantity of service devices, amount of data transmission) and energy consumption information before calculating energy efficiency. This preliminary data collection ensures that all relevant service features are captured and stored, preventing information loss and enabling comprehensive energy efficiency evaluation that accounts for diverse 5G service requirements.

Inventive Principle:
Principle #10Preliminary action

Data Source

PatentEP4132075B1Energy efficiency evaluation method, and related device
Publication Date: 2025.12.31 HUAWEI TECH CO LTD
  • EP4132075B1 patent drawingFigure 1~2
  • EP4132075B1 patent drawingFigure 3~4
  • EP4132075B1 patent drawingFigure 5~6

AI summary

Embodiments of this application provide an energy efficiency evaluation method and a related device, to implement energy efficiency evaluation for a target object in a service-based architecture. In the method, a service producer obtains service energy consumption data of the target object, where the service energy consumption data includes service information and energy consumption information of the target object, and the service producer determines energy efficiency information of the target object based on the service energy consumption data. The target object may include a target object obtained by splitting a function implemented by a network element in the service-based architecture, and the service information indicates a service feature requirement of the target object. Therefore, the service producer may determine the energy efficiency information of the target object based on the service energy consumption data including the service information, to implement the energy efficiency evaluation for the target object in the service-based architecture.