1、A Digital Twin Network Approachfor 6G Wireless Network AutonomyWhite Paper(2022)China Mobile Research Institute(CMRI)ContentsPreface.11.Current Situation and Vision of Network Operation and Maintenance Optimizationof Operators.32.Self-Intelligence Network Signposts and Inspirations.42.1 Signposts.42

2、.2 Challenges.62.3 Inspirations.73.6G Network Autonomy Based on Network Digital Twin.93.1 Basic Concepts.103.1.1 Digital Twin Network.103.1.2 Three Contents.123.1.3 Five states.133.1.4 Double closed loops.153.2 Technical Features.163.3 Network Architecture.193.3.1 End to End Architecture.193.3.2 Dat

3、a Plane.213.3.3 Intelligent Plane.233.4 Key Technologies.243.4.1 Data Acquisition and Analysis Techniques.253.4.2 Data Enhancement Techniques.263.4.3 Pre Verification of Data and Knowledge Collaboration Driven.283.4.4 Knowledge Graphs and Graph Neural Networks.283.4.5 Simulation Serviceability.303.4

4、.6 Correction techniques for pre-verification results.313.5 Whole life cycle autonomy of network.323.5.1 Continuous planning.333.5.2 Virtual and real connection.343.5.3 Combination of prevention and cure.353.6 Case description.353.6.1 Optimization of beam weight for large-scale antennas.353.6.2 Inte

5、lligent deep RAN slices.373.6.3 Federated scheduling of multi-dimensional resources.394.Summary and Outlook.41Abbreviations.44Writing unit and staff.44References.45China MobileA Digital Twin Network Approach for 6G Wireless Network Autonomy White Paper1 1PrefaceAt present,all walks of life are using

6、 the advanced cloud platform technologies and networkconnection services to digitalize and automate the transformation of serviceto improve theservice agility and the flexibility.In the field of mobile communications,although operators havebeen exploring,researching and deploying applications in aut