RRC Parameter Segmentation for Modular Feature Configuration

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Solution Overview

Problem

The existing 3GPP communication system faces challenges in quickly adapting to market requirements due to long feature promotion times, increased product complexity, and compatibility risks from rapid feature additions, leading to delayed market response and high maintenance costs.

Innovation Solution

A communication method and apparatus that classify configuration parameters into basic and specific parameters for features, allowing independent configuration and decoupling of features, enabling flexible loading and unloading based on transmission requirements and service needs.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Adaptability or versatility

If new features are continuously added to each release, then the functionality and versatility of the communication system are improved, but the product complexity and compatibility maintenance costs increase

Engineering Contradiction:
Improvefeature functionalityVSAvoidproduct complexity
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The patent segments the communication protocol into a frozen basic structure and extensible feature modules. The basic RRC message structure remains fixed while feature-specific parameters can be dynamically added through defined extensions, allowing new features to be incorporated without modifying the core protocol and reducing overall system complexity.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The patent extracts feature-specific parameters from the core RRC message structure into separate, optional extension fields. This extraction allows the basic message format to remain simple and stable while feature functionality is implemented through add-on parameters, effectively separating concerns and reducing complexity.

Inventive Principle:
Principle #2Taking out (Extraction)

2Reliability

If a complete release structure is frozen before market launch, then product stability is improved, but the time-to-market for new features increases

Engineering Contradiction:
Improveproduct stabilityVSAvoidtime-to-market
Core Design Contradiction:
ReliabilityVSLoss of time

Solution Approach 1:

The patent performs preliminary action by defining the basic RRC message structure and feature extension mechanisms in advance before market launch. This preliminary framework allows the core protocol to be frozen and stabilized while still permitting rapid addition of new feature parameters through the pre-defined extension mechanisms, reducing time-to-market for new features.

Inventive Principle:
Principle #10Preliminary action

Solution Approach 2:

The patent introduces dynamics into the protocol structure by allowing optional feature parameters to be added or removed based on market requirements while the basic structure remains frozen. This dynamic capability enables the system to adapt to changing market needs without compromising the stability of the core protocol.

Inventive Principle:
Principle #15Dynamics

3Adaptability or versatility

If all features are supported in a product, then adaptability to different market requirements is improved, but the complexity of feature management and compatibility recognition increases

Engineering Contradiction:
Improvefeature support coverageVSAvoidfeature management complexity
Core Design Contradiction:
Adaptability or versatilityVSEase of operation

Solution Approach 1:

The patent creates a universal RRC message structure that can handle both basic communication functions and various feature-specific functions through a unified extension mechanism. This multi-functional design allows a single product to support multiple features without requiring separate management mechanisms for each, reducing operational complexity.

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

Solution Approach 2:

The patent uses parameter changes to enable feature loading and unloading. By modifying which optional parameters are present in the RRC messages rather than changing the fundamental message structure, the system can dynamically adjust feature support based on market requirements while maintaining ease of management through consistent parameter handling.

Inventive Principle:
Principle #35Parameter changes

Data Source

PatentEP4712526A1Communication method and communication apparatus
Publication Date: 2026.03.18 HUAWEI TECH CO LTD
  • EP4712526A1 patent drawingFigure 1(a)
  • EP4712526A1 patent drawingFigure 1(b)~2
  • EP4712526A1 patent drawingFigure 3(a)~3(b)

AI summary

This application provides a communication method and a communication apparatus. In this method, configuration parameters of a terminal device are classified into a basic configuration parameter (namely, a common parameter of a plurality of features) and a configuration parameter of a specific feature (namely, a specific parameter of the specific feature), so that parameter configuration is independently performed for different features, the different features are decoupled from each other, and the configuration parameter of the specific feature can be added or deleted. This effectively reduces complexity of the terminal device, ensures quick marketization of a terminal device of a related feature, and avoids a compatibility risk.