2023智能超表面技术白皮书

RISTECHAlliance Mar.2023 Contributorsarelistedinalphabeticalorderofcompanyasfollows.BeijingInstituteofTechnology,YangZiyiBeijingJiaotongUniversity,ZhangJiayi,AiBoBeijingLenovoSoftwareCo.,Ltd.ZhangYiBeijingUniversityofPostsandTelecommunications,ZhangJianhua,ZhangYuxiang,WangYingBeijingXiaomiMobileSoftwareCo.,Ltd.,ChiLiangang,DuanGaomingChinaMobile,YuanYifei,SuXinChinaTelecom,SunZhenqiang,LiNanxi,ChengZhenqiaoChinaUnicom,LiuQiuyan,LiXiaoshuang,ZhangZhonghao,LiFuchangChongqingUniversityofPostsandTelecommunications,LiZhiduCICTMobileCommunicationsTechnologyCo.,Ltd.,ZhangXin,SunWenlong,SuXin,PengYingHuazhongUniversityofScienceandTechnology,YinHaifan,PeiXilongKeysightTechnologies,FengXiang,WenZhu,CuiYanhuaNanchangUniversity,YuLisu,WangYuhao,WangZhenghai,LiuChaoliang,GuoJichangNanjingGloryTelecomInformationTechnologyCo.,Ltd.,YangYifanNanjingUniversityofAeronauticsandAstronautics,ZhouFuhui,WuYuhang,WuQihuiNanjingUniversityofPostsandTelecommunications,WuWei,WangZiNationalandKapodistrianUniversityofAthens,GeorgeC.AlexandropoulosNorthwesternPolytechnicalUniversity,BaiXudongParis-SaclayUniversity,MarcoDiRenzoQueenMaryUniversityofLondon,LiuYuanweiRohde&Schwarz,WangLilei,HeinzMelleinShanghaiJiaoTongUniversity,WuQingqing,ChenWen,LiZhendongShanghaiNormalUniversity,PengZhangjieShenzhenResearchInstituteofBigData,ShenChaoSouthChinaUniversityofTechnology,ZhengBeixiong,ChenZhenSoutheastUniversity,JinShi,ChengQiang,PanCunhua,TangWankai,ChenWeicong,WangJingheSouthernUniversityofScienceandTechnology,YouChangshengTechnologyInnovationInstitute,HeJiguang,AymenFakhreddine,GeorgeC.AlexandropoulosTheChineseUniversityofHongKong,Shenzhen,ShenKaiming,ZhangZonghuiTiangongUniversity,GeLijunTsinghuaUniversity,YangFan,DaiLinglong,XuShenhengvivoMobileCommunicationCo.,Ltd.,YangKun,JiangDajie,QinFeiXidianUniversity,LiLong,ZhangShunUniversitàdiBologna,VittorioDegliEspostiUniversityofElectronicScienceandTechnologyofChina,YuanXiaojun,LiSixian,CaiChang,YanWenjingUniversityofGlasgow,QammerHAbbasi,JalilurRehmanKazim,JamesRains,MuhammadAliImranZhejiangUniversity,HuangChongwen,YangZhaohui,ChenXiaoming,ZhangZhaoyangZTECorporation,ZhaoYajun,JianMengnan,ChenYijian,DouJianwu,ZhangNan,ZhengShuang,XuHanqing,ZhangQi,LiuRuiqi,WangShanAcknowledgementThankstoallthemembersofRISTA. Copyright©RISTA2023 Abstract ReconfigurableIntelligentSurface(RIS)isafoundationalandinnovativetechnology,involvingmeta-materials,electromagneticinformation,interfaceelectromagnetism,electromagneticcomputing,cybernetics,wirelesscommunicationand othermulti-disciplinarycontent.Inrecentyears,alargenumberoftheoreticalinnovationsandprototypetestshavedemonstratedthatRIShasadvantagesinlowcost,lowpowerconsumptionandeasydeployment,whichgeneratesmanypotentialopportunitiesandbroadapplicationprospectsinthe5Gandfuture6Gnetworks.Firstly,thiswhitepaperdiscussesthedevelopment opportunities ofRIS and its potential application in 5G/6G stagebased on thedevelopmenttrendandchallengesofmobilecommunicationnetwork.Secondly,thetechnologysystemofRISiscomprehensivelysortedout,includingbasictheory,hardwarestructureandregulation,systemmodelingandkeytechnologies.Then,newtypesofRISsarediscussed,includingsimultaneouslytransmittingandreflectingsurface,activeRIS,newlarge-scaleantennasbasedonRIS,transceiversbasedonRIS,andaircomputingbasedonRIS.Furthermore,thedevelopmentstatusofRISresearchanddevelopment,test and verification,standard and ecology are analyzed in depth.Finally,theevolutiontrendofRISisprobedfromtheperspectiveofevolution,standardindustryandecologicalconstruction. Contents 1.Introduction.....................................................................................................................................................11.1.ChallengesofMobileCommunicationNetworks...................................................................11.2.ConceptsandDevelopmentsofRIS...........................................................................................22.ScenariosofRIS............................................................................................................................................42.1.PotentialScenariosin5G-A.........................................................................................................42.1.1.CoverageEnhancement...................................................................................................42.1.2.ThroughputEnhancement...............................................................................................62.1.3.RobustnessEnhancement................................................................................................62.2.6GPotentialScenarios...................................................................................................................72.2.1.High-FrequencyCommunication..................................................................................72.2.2.SpaceCommunications...................................................................................................92.2.3.IntegratedSe