2024 全球6G技术大会 -10.0K-Research progress and network deployment challenges of RIS-20240409.docxVIP

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Contents

Contents 1

1.Introduction 3

2.Scenarios 4

2.1.CoverageEnhancementScenarios 4

2.1.1.BlindSpotsCoverageEnhancement 4

2.1.2.WideAreaCoveragewithLowCostSolution 5

2.2.PersonalizedCommunicationServicesScenarios 6

2.2.1.NearFieldSecurityCommunicationScenarios 6

2.2.2.AcousticalControlScenarios 7

3.ProgressinKeyTechnology 8

3.1.RIS-BasedNear-fieldCommunications 8

3.1.1.RISConstructingNear-fieldWirelessPropagationEnvironment 8

3.1.2.TypicalNear-fieldModesbasedonRIS 10

3.1.3.RISNear-FieldBeamFocusingCodebookDesign 12

3.2.SensingandPositioning 16

3.2.1.RIS-AssistedSensingStrategy 16

3.2.2.ImpactofRISSidelobeonSensing 18

3.2.3.RISCollaborativeSensingandLocalization 19

3.2.4.RIS-AidedJointCommunicationandPositioningScheme 21

3.3.PhysicalLayerSecurity 27

3.3.1.RIS-AssistedPhysicalLayersecurityTransmissionTechniques 29

3.3.2.PhysicalLayerKeyGenerationTechniquesAssistedbyRIS 32

3.4.Low-CostNetworkingDesign 35

3.4.1.CostCategoriesandPerformanceAnalysis 35

3.4.2.ReducedOverheadTransmissionScheme 36

3.5.ResearchonRISDeployment 41

3.5.1.DynamicCoverageEnabledbyZeroPowerStaticRIS 41

3.5.2.DistributedandCentralizedRISDeploymentinMultiAntennaNetworks 42

4.ProgressinVerificationTest 43

4.1.SystemLevelSimulationVerification 43

4.1.1.MethodologyofSystemLevelSimulation 43

4.1.2.EvaluationIndicatorsandFactors 44

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4.2.TrailTestVerification 46

4.2.1.RISReflectorEnablestheEnhancementofIndoormmWaveCoverage 46

4.2.2.TransmissiveMetasurfaceEnablestheEnhancementofmmWaveCoverageatthe

BottomofBuildings 48

4.2.3.Shenzhen5GCurrentNetworkRISTestingSystem 49

4.2.4.HangzhouAsianGames5G-ARISApplicationPilot 53

5.ProgressinEngineeringPracticeandStandardization 55

5.1.OverviewonEngin