1、AbstractDigital twin,with emerging potential 6th generation(6G)technology,can be a new driving force for 6G.It can benefitwidely in the scenarios of networks,industry,agricultural andhuman bodies.Digital twin technology is an organic combinationof many supporting technologies.Moreover,some solutions

2、 to theadoption of digital twin are presented,such as mobile network,intelligent transportation,and Internet of things(IoT).Intent awaredigital twin 6G networks can be a full life-cycle solution,drivenby the knowledge graph.Keywords:digital twin，6G，Digital twin 6G networks.Table of Contents1.Overvie

3、w.11.1.History of Digital Twin.11.2.Current Researches on Digital Twin.21.3.Digital Twin+6G Fusion and Development.42.Application Scenarios of Digital Twin in 6G.52.1.Twin Network.52.2.Twin Industry.62.3.TwinAgriculture.62.4.Twin City.72.5.Twin Body.83.Key Technologies of Digital Twin.93.1.Technical

4、 Framework of Digital Twin.93.2.Main Supporting Technologies for Digital Twin.114.Digital Twin Solution for 6G.134.1.Digital Twin Network for 6G.134.1.1.Lifecycle Twin Network.134.1.2.Knowledge-driven Twin Network Control.184.1.3.Intent-Driven Twin Network Management.264.1.4.Terminals data-related s

5、upporting technologies.324.2.Other Applications of the Digital Twin.334.2.1.Smart Transportation.334.2.2.IoT.424.2.3.UE Twin.475.Development Prospect of Digital Twin.52Acknowledgements.53References.53Abbreviations.5511.Overview1.1.History of Digital TwinThe twin concept was originated from NASA in i

6、ts Apollo program in 1970.NASA attempted to create a mirror system to monitor physical spaces that are notaccessible to people,that is,to build two identical spaceflight vehicles,one launchedto the space for missions and one left on the Earth(mirror system)to reflect theworking state of the vehicle