1、1/40ContentsChapter 1 Introduction.21.1 Structure.21.2 Background.21.3 Concept and Objectives.3Chapter 2 Scenarios and Requirements.42.1 Scenarios.42.2 Requirements.62.3 Evaluation Metrics.8Chapter 3 System Design.83.1 Characteristics.93.2 Architectures.12Chapter 4 Key Technologies.184.1 Access and

2、Connection Management Technologies.194.2 Networking and Deployment.214.3 Mobility Management Technologies.234.4 Flexible and Efficient User Plane Transmission Technologies.284.5 User-Centric Resource Orchestration.304.6 Distributed Multi-Antenna Technologies.344.7 Terminal Key Technologies.354.8 Use

3、r-Centric Convergence Technologies.36Chapter 5 Summary.37References.37Abbreviations.38Acknowledgment.402/40Chapter 1 Introduction1.1 StructureThe advent of the 6th generation mobile communication network(6G)promises to introducenew performance metrics and application scenarios.A user-centric network

4、 is poised to be a keytechnology driving the realization of the 6G vision,as it breaks away from the traditionalparadigm of a“base station centric”network and effectively integrates with emergingtechnologies in the information industry.The International Telecommunication Union Radiocommunication sec

5、tor(ITU-R)highlights in its Future Technology Trends of TerrestrialInternational Mobile Telecommunications Systems towards 2030 and Beyond report that,as anew type of network architecture,user-centric architecture technology can enhance Radio AccessNetworks(RAN)1.This white paper delves into the res

6、earch on User-Centric Access Network(UCAN)technology for 6G.It begins by introducing the background of UCAN technology research andexplains the concept and goal of user-centric in 6G.Chapter 2 outlines the scene requirements andevaluation metrics for UCAN,while Chapter 3 delves into the design of us