OPEN RAN by Pourya Alinezhad

OPEN RAN by Pourya Alinezhad

• 1.
  O-CU-UP O-RU O-DU F1-U F1-C E1 5G O-RU Xn UPF AMF N2 N3 Fronthaul O-CU-CP Www.palinezhad.ir https://www.linkedin.com/in/pourya-alinezhad/ PDCP-C RRC PDCP-U SDAP PHY PHY HighLevel Functional O-RAN Architecture Split 2 and 7.2X PHY MAC RLC S p l i t 7 . 2 S p l i t 2 S p l i t 2 Fronthaul 4G O-RU X2
• 2.
  O-CU-UP O-RU O-DU Open Front haul C-U-Synchplanes Management plane F1-U F1-C E1 5G O-RU Xn UPF AMF N2 N3 Scrambling Modulation Layer Mapping Precoding RE Mapping IQ Compression Fronthaul IQ Decompression Precoding iFFT and CP Addition D to A Conversion Analog Beamforming Ethernet layer1 Ethernet (including (VLAN) IP (Optional) UDP (Optional) eCPRI RoE O-CU-CP Www.palinezhad.ir https://www.linkedin.com/in/pourya-alinezhad/ PDCP-C RRC PDCP-U SDAP PHY PHY High Level Functional O-RAN Architecture Split 2 and 7.2X PHY MAC RLC Fronthaul 4G O-RU X2
• 3.
  O1 Service management andorchestration framework (SMO) O-CU-UP O-RU O-DU Open Front haul C-U-Synch planes Management plane F1-U F1-C E1 5G O-RU Xn UPF AMF N2 N3 Scrambling Modulation Layer Mapping Precoding RE Mapping IQ Compression Fronthaul IQ Decompression Precoding iFFT and CP Addition D to A Conversion Analog Beamforming Non Real-time RAN intelligence controller E2 E2 E2 A1 O1 O2 Ethernet layer1 Ethernet (including (VLAN) IP (Optional) UDP (Optional) eCPRI RoE O-CU-CP O1 Www.palinezhad.ir https://www.linkedin.com/in/pourya-alinezhad/ Open Fronthaul M plan Fronthaul O-eNB X2 O1 Near Real Time RAN Intelligence controller O1 E2
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  Service management andorchestration framework (Service Provider) O-CU-UP O-RU O-DU F1-U F1-C E1 O-RU Xn Fronthaul Non Real-time RAN intelligence controller O-CU-CP Federated O-Cloud Orchestration and Management Network Function Orchestrator Service management and orchestration framework (Cloud Provider) Infrastructure Management Services Deployment Management Services Administration Scale in/scale out Infrastructure discovery FCAPS Platform software management. Scaling Healing Health checks Diagnostics. Provisioning Deployment Termination Www.palinezhad.ir https://www.linkedin.com/in/pourya-alinezhad/ Fronthaul O2-M O2-D
• 5.
  Service management andorchestration framework (Service Provider) O-CU-UP O-RU O-DU F1-U F1-C E1 O-RU Xn Fronthaul Non Real-time RAN intelligence controller O-CU-CP Federated O-Cloud Orchestration and Management Network Function Orchestrator Service management and orchestration framework (Cloud Provider) Infrastructure Management Services Deployment Management Services Near Real Time RAN Intelligence controller A1 Non-RT RIC Framework rApps R1 Non RT RIC Framework Logical termination of A1 and provides access to SMO Framework services required for rApp runtime processing Non RT RIC Applications (rApps) Applications to provide value add services for RAN operation such as driving policy and enrichment information across A1 O1 O1 O1 O1 Interface Facilitates data gathering for rApp consumption Registration via R1 rApp outlines its data consumption requirements and resulting data production O1 Www.palinezhad.ir https://www.linkedin.com/in/pourya-alinezhad/ Fronthaul Control Loop Tasks that require >=1s latency O2-D O2-M O-eNB X2
• 6.
  Service management andorchestration framework (Service Provider) O-CU-UP O-RU O-DU F1-U F1-C E1 O-RU Xn Fronthaul Non Real-time RAN intelligence controller O-CU-CP Federated O-Cloud Orchestration and Management Network Function Orchestrator Service management and orchestration framework (Cloud Provider) Infrastructure Management Services Deployment Management Services Near Real Time RAN Intelligence controller A1 Non-RT RIC Framework rApps R1 Non RT RIC Framework Logical termination of A1 and provides access to SMO Framework services required for rApp runtime processing Non RT RIC Applications (rApps) Applications to provide value add services for RAN operation. e.g. They can be used for sending policy and enrichment information across A1 O1 O1 O1 O1 Interface Facilitates data gathering for rApp consumption Registration via R1 rApp outlines its data consumption requirements and resulting data production O1 Future Location Prediction Cell Utilization UE QoE Estimation Www.palinezhad.ir https://www.linkedin.com/in/pourya-alinezhad/ Fronthaul Control Loop Tasks that require >=1s latency O2-D O2-M
• 7.
  Service management andorchestration framework (Service Provider) O-CU-UP O-RU O-DU F1-U F1-C E1 O-RU Xn Fronthaul Non Real-time RAN intelligence controller O-CU-CP Federated O-Cloud Orchestration and Management O2-D O2-M Service management and orchestration framework (Cloud Provider) Infrastructure Management Services Deployment Management Services Near Real Time RAN Intelligence controller A1 Control Loop Tasks that require >=1s latency Non-RT RIC Framework rApps R1 Non RT RIC Framework Logical termination of A1 and provides access to SMO Framework services required for rApp runtime processing Non RT RIC Applications (rApps) Applications to provide value add services for RAN operation. e.g. They can be used for sending policy and enrichment information across A1 O1 O1 O1 O1 Interface Facilitates data gathering for rApp consumption Registration via R1 rApp outlines its data consumption requirements and resulting data production O1 Future Location Prediction Cell Utilization UE QoE Estimation Control Loop Tasks that takes >=10ms and <1s. Northband API Policies and enrichment data FCAPS Bulk and Real time data E2 E2 E2 xApp QoS Mgmt Mobility Mgmt Trained Model Interference Mgmt 3rd party applications RADIO NETWORK INFORMATION BASE O1 Control Loop Tasks that takes >10ms Www.palinezhad.ir https://www.linkedin.com/in/pourya-alinezhad/ Messaging infrastucture Conflict Mitigation xApp Subscription Managment Management services Shared data layer Security Fronthaul Design Invent ory Polic y Configura tion Network Function Orchestrator The near real-time RIC (near-RT RIC): Provides programmatic control of open centralized units (O-CUs) and open distributed units (O-DUs) on time cycles of 10ms to 1 second. The non-real-time RIC (non-RT RIC): Provides higher layer policies that can be implemented in the RAN either via the near-RT RIC or via a direct connection to RAN nodes. Can be used in conjunction with artificial intelligence/machine learning (AI/ML) model training. It is specified for control loops of more than 1 second. Sample suggested xApps/rApps: Context-based dynamic handover management for vehicle-to-everything (V2X) Dynamic radio resource allocation for unmanned aerial vehicles Traffic steering Quality-of-service/quality-of-experience (QoS/QoE) optimization Massive MIMO beamforming optimization RAN sharing QoS-based resource optimization RAN slice service assurance Multi-vendor slice performance management Dynamic spectrum sharing Network slice subnet instance (NSSI) resource allocation optimization Local indoor positioning in RAN
• 8.
  Service management andorchestration framework (Service Provider) O-CU-UP O-RU O-DU F1-U F1-C E1 5G O-RU Xn Fronthaul Non Real-time RAN intelligence controller O-CU-CP Federated O-Cloud Orchestration and Management Network Function Orchestrator O2-D O2-M Service management and orchestration framework (Cloud Provider) Infrastructure Management Services Deployment Management Services Near Real Time RAN Intelligence controller A1 Non-RT RIC Framework rApps R1 Non RT RIC Framework Logical termination of A1 and provides access to SMO Framework services required for rApp runtime processing Non RT RIC Applications (rApps) Applications to provide value add services for RAN operation. e.g. They can be used for sending policy and enrichment information across A1 O1 O1 O1 O1 Interface Facilitates data gathering for rApp consumption Registration via R1 rApp outlines its data consumption requirements and resulting data production O1 Future Location Prediction Cell Utilization UE QoE Estimation Northband API Policies and enrichment data FCAPS Bulk and Real time data E2 E2 xApp QoS Mgmt Mobility Mgmt Trained Model Interference Mgmt 3rd party applications Scrambling Modulation Layer Mapping Precoding RE Mapping IQ Compression O1 Open Front haul C-U-Synch planes Management plane IQ Decompression Precoding iFFT and CP Addition D to A Conversion Analog Beamforming Ethernet layer1 Ethernet (including (VLAN) IP (Optional) UDP (Optional) eCPRI RoE UPF AMF N2 N3 Infrastructure discovery Administration Scale in/scale out FCAPS Platform software management. Www.palinezhad.ir https://www.linkedin.com/in/pourya-alinezhad/ RADIO NETWORK INFORMATION BASE Messaging infrastucture Conflict Mitigation xApp Subscription Managment Management services Shared data layer Security Control Loop Tasks that takes >10ms Control Loop Tasks that takes >=10ms and <1s. Control Loop Tasks that require >=1s latency X2 PDCP-C RRC PDCP-U SDAP PHY PHY MAC RLC Split 7.2 Split 2 S p l i t 2 Split 7.2 Fronthaul Open FH M-plan PHY Provisioning Deployment Termination Scaling Healing Health checks Diagnostics. O-eNB E2 E2 The near real-time RIC (near-RT RIC): Provides programmatic control of open centralized units (O-CUs) and open distributed units (O-DUs) on time cycles of 10ms to 1 second. The non-real-time RIC (non-RT RIC): Provides higher layer policies that can be implemented in the RAN either via the near-RT RIC or via a direct connection to RAN nodes. Can be used in conjunction with artificial intelligence/machine learning (AI/ML) model training. It is specified for control loops of more than 1 second. Sample suggested xApps/rApps: Context-based dynamic handover management for vehicle-to-everything (V2X) Dynamic radio resource allocation for unmanned aerial vehicles Traffic steering Quality-of-service/quality-of-experience (QoS/QoE) optimization Massive MIMO beamforming optimization RAN sharing QoS-based resource optimization RAN slice service assurance Multi-vendor slice performance management Dynamic spectrum sharing Network slice subnet instance (NSSI) resource allocation optimization Local indoor positioning in RAN Design Invent ory Polic y Configura tion