UE Relay Link Configuration for Direct and Indirect 5G/6G Paths

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Solution Overview

Problem

Existing wireless communication systems face challenges in efficiently establishing and managing direct and indirect communication paths between user equipment and network nodes, particularly when non-3GPP technologies are involved, leading to suboptimal network configuration and limited data transmission capabilities.

Innovation Solution

A method involving user equipment and network nodes that exchange messages to inform and configure data transmission through first links, utilizing identification, measurement, and configuration information to establish and manage both direct and indirect communication paths, including support for both 3GPP and non-3GPP protocols.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Productivity

If direct communication paths are established between user equipment and network nodes, then data transmission rate is improved, but network complexity increases due to multiple path management

Engineering Contradiction:
Improvedata transmission rateVSAvoidnetwork configuration complexity
Core Design Contradiction:
ProductivityVSDevice complexity

Solution Approach 1:

The patent segments the communication path into direct paths (UE to gNB) and indirect paths (UE to relay UE to gNB). This segmentation allows the system to manage different path types independently, reducing overall network configuration complexity while maintaining high data transmission rates through optimal path selection.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The patent introduces relay user equipment as an intermediary element that facilitates indirect communication paths. This intermediary enables flexible path management by allowing UEs to communicate directly or through relays based on network conditions, thereby improving data transmission without proportionally increasing network complexity.

Inventive Principle:
Principle #24Intermediary (Mediator)

2Adaptability or versatility

If non-3GPP technologies are integrated into the communication system, then adaptability is improved, but device complexity increases

Engineering Contradiction:
Improveprotocol compatibilityVSAvoidconfiguration complexity
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The patent implements a universal configuration approach where the gNB provides unified configuration information that works for both 3GPP and non-3GPP technologies. This multi-functionality allows the system to support multiple protocols without requiring separate complex configuration mechanisms, thereby improving adaptability while controlling device complexity.

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

Solution Approach 2:

The patent enables user equipment to autonomously determine and select appropriate communication paths (direct or indirect, 3GPP or non-3GPP) based on received configuration information and current network conditions. This self-service capability reduces the need for complex centralized management of protocol-specific configurations, improving adaptability while simplifying device operation.

Inventive Principle:
Principle #25Self-service

Data Source

PatentUS20250344128A1Device and method performed by the device in a wireless communication
Publication Date: 2025.11.06 SAMSUNG ELECTRONICS CO LTD
  • US20250344128A1 patent drawing
  • US20250344128A1 patent drawing
  • US20250344128A1 patent drawing

AI summary

The disclosure relates to a 5G or 6G communication system for supporting a higher data transmission rate. The disclosure provides a method performed by first user equipment, which comprises: sending a first message to a first network node, the first message is used for informing information related to a type or mode of a first link; receiving a second message sent by the first network node, the second message is used for configuring the first user equipment to perform data transmission with the first network node through the first link between the first user equipment and a second user equipment.