5G Air Interface Non-Standalone Operation
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Topic areas covered include:
- 5G Phases:
- NR (New Radio) Phases.
- 5G NR Roadmap.
- EN-DC Architecture:
- 5G RAN Deployment Options:
- Option 3, Option 3x, Option 3a, Option 2, Option 7 and Option 4.
- Standalone Architecture.
- Non-Standalone Architecture.
- EN-DC UE Protocol.
- C-RAN for EN-DC.
- EN-DC Bearers:
- EN-DC Terminology:
- MCG, SCG, PCell, PSCell. SpCell and SCell.
- EN-DC User Plane Bearer Options.
- SRB3.
- MCG Split SRB in EN-DC.
- EN-DC in the RAN:
- EN-DC X2 Setup.
- EN-DC Configuration Update.
Topic areas covered include:
- 5G NR Duplexing:
- FDD and TDD Duplexing Modes.
- SDL (Supplementary Downlink):
- SUL (Supplementary Uplink).
- 5G Frequency Bands:
- Definition of Frequency Ranges.
- 5G NR Bands.
- EN-DC Band Combinations.
- Baseband Processing Combinations.
- Harmonics and Intermodulation for EN-DC.
- 5G Carrier Numbering.
- 5G Waveform: CP-OFDM and DFT-s-OFDM:
- OFDM Subcarriers.
- Orthogonal Frequency Division Multiplexing.
- Cyclic Prefix.
- NR Numerology and Frame Structure:
- Numerology.
- Slot Length.
- Frame Structure.
- NR Slots.
- 5G NR Time Unit.
- NR Cyclic Prefix.
- NR Physical Resource Block:
- PRB Options.
- Resource Grid:
- Resource Element.
- 5G NR Transmitted Signal.
- Slot Format Configuration.
- Uplink/Timing.
- Channel Bandwidth:
- Maximum Transmission Bandwidth.
- Carrier BWP (Bandwidth Part):
- PRB and CRB.
- Point A Definition.
Topic areas covered include:
- Why Massive MIMO?
- Requirement for Massive MIMO:
- Antenna Elements.
- Antenna Arrays.
- Increasing Capacity.
- MIMO in 5G:
- Summary of Transmission Path in 5G NR.
- Codewords, Layers and Antenna Ports.
- MIMO Spatial Multiplexing.
- SU-MIMO vs MU-MIMO.
- Beamforming (Massive MIMO):
- Spatial Multiplexing vs Beamforming.
- Creating a Beam.
- Narrow Beams and Beam Steering.
- Beamforming Nulls:
- Null Beam Steering.
- Massive MIMO Antennas.
- MIMO in a Handset.
- Multiple Panel Antenna.
- NR Beam Management:
- Beam Sweeping.
- SS Block:
- NR SSB, PSS, SSS, PBCH and DMRS.
- Beam Management Reference Signals:
- CSI-RS and SRS.
- Transmission Configuration and Quasi Co-Location:
- TCI, QCL and QCL Type.
- Single and Multiple CSI-RS:
- CRI (CSI-RS Resource Indicator).
- PMI (Precoding Matrix Indicator).
- Transmission Based on SRS.
- SS Burst and Burst Set.
- SS Block Locations.
- SS/PBCH Block Index Indication.
- Beam Measurement, Determination and Reporting.
- Transmission and Ports in NR:
- Downlink Transmission:
- Codewords.
- DMRS Ports.
- Uplink Transmission.
- NR Downlink Antenna Ports.
- NR Uplink Antenna Ports.
Topic areas covered include:
- NR Physical Layer Processing:
- Key Specifications.
- Code Block Generation:
- Scrambling.
- Channel Coding.
- Rate Matching.
- Code Block Concatenation.
- Code Block Group:
- NR CBG Size.
- Codewords to Antenna Ports.
- NR Channels:
- Logical Channels:
- BCCH, PCCH, CCCH, DCCH and DTCH.
- Transport Channels:
- BCH, DL-SCH, PCH, UL-SCH and RACH.
- Mapping Logical Channels into Transport Channels:
- DCI and UCI Mapping.
- Physical Channels:
- PBCH, PDSCH, PDCCH, PRACH, PUSCH and PUCCH.
- Mapping Transport Channels to Physical Channels.
- Synchronization and Reference Signals.
- Downlink Physical Channels and Signals:
- Downlink Synchronization Signals.
- PSS and SSS:
- PCI Identification.
- Physical Broadcast Channel:
- DMRS for BCH.
- Physical Downlink Control Channel:
- CORESET.
- CORESET Configuration.
- PDCCH for SFI.
- PDCCH for Pre-emption.
- Physical Downlink Shared Channel:
- PDSCH Configuration Setup.
- PDSCH DMRS:
- Type A and Type B.
- DMRS Configuration Parameters.
- Configuration Type 1 and Configuration Type 2.
- NR Uplink Physical Channels:
- Physical Random Access Channel:
- NR Preambles.
- RACH/PRACH Configuration.
- PRACH Configuration Index.
- PRACH SCS.
- Preamble Formats for NR.
- Physical Uplink Shared Channel:
- Configuring PUSCH.
- Physical Uplink Control Channel:
- PUCCH Formats.
- PUCCH Location.
- PUCCH Configuration.
- Additional 5G Reference Signals:
- CSI-RS:
- CSI-RS Configuration.
- ZP and NZP CSI-RS.
- CDM Types.
- Examples of CDM4 and FD-CDM2.
- Periodic and Semi-Persistent CSI-RS.
- CSI-RS Frame Location.
- Sounding Reference Signal:
- SRS Mapping.
- Wideband and Sub-Band SRS.
- SRS Usage.
- Phase Tracking Reference Signal:
- PTRS Location.
- PTRS Configuration.
- PTRS Conditions.
Topic areas covered include:
- EN-DC Radio Resource Control:
- RRC EN-DC Features.
- RRC States.
- RRC Messages:
- MIB.
- RRC Reconfiguration.
- Measurement Report.
- E-UTRA RRC for EN-DC Operation:
- UL Information Transfer MRDC.
- SCG Failure Information NR.
- NR Packet Data Convergence Protocol:
- PDCP Services.
- PDCP Functions.
- PDCP Profiles.
- PDCP Protocol Data Units.
- NR Radio Link Control:
- Transparent Mode
- Unacknowledged Mode.
- Acknowledged Mode.
- RLC Protocol Data Units
- NR Medium Access Control:
- MAC Services and Functions.
- MAC Control Elements.
- NR RNTI Identities.
- MAC Headers.
Topic areas covered include:
- Attaching and EN-DC Operation:
- Initial E-UTRA Attach.
- UE Capabilities:
- UE NR Capability Parameters.
- UE MR-DC Capabilities.
- E-UTRA Measurements for EN-DC:
- E-UTRA Measurement Configuration Options:
- RRC Measurement Configuration.
- Measurement Objects.
- Report Configuration:
- Event B1 NR.
- LTE Events Summary.
- Measurement Identities.
- NR Measurement Timing Configuration:
- SMTC.
- MTC.
- Identifying Suitable NR Cell.
- Measurement Report.
- PSCell Addition:
- SgNB Addition Request and Request Acknowledge.
- RRC Connection Reconfiguration.
- Reconfiguration with Sync.
- PSCell Split SRB.
- PSCell Split DRB.
- Secondary Node Release.
- Random Access Process.
- Radio Link Failure:
- RLF Configuration.
- Out-of-Sync and In-Sync.
- Failure Report.
- Beam Failure:
- Beam Failure Parameters.
- Beam Failure Detection.
- Beam Failure Recovery.
- Power Control:
- Downlink Power Allocation.
- Uplink Power Control.
Topic areas covered include:
- NR Scheduling:
- Downlink Control Information.
- Search Space.
- PDCCH Aggregation Levels.
- Resource Allocation Type.
- Allocation Type 0.
- Allocation Type 1.
- Dynamic Switch.
- PDSCH and PUSCH Scheduling.
- NR Downlink Resource Allocation:
- PDSCH Time Domain Resource Allocation.
- Table 1 and Table 2 PDSCH/PUSCH MCS.
- Transport Block Size.
- Downlink Configured Scheduling.
- Discontinuous Reception.
- NR Uplink Resource Allocation:
- PUSCH Time Domain Resource Allocation.
- PUSCH MCS Index.
- Uplink Configured Scheduling.
- NR Feedback:
- Buffer Status Report.
- Power Headroom Reporting.
- HARQ-ACK.
- Scheduling Request.
- Channel State Information.
- Channel Quality Indicator.
- EN-DC Resource Coordination:
- Resource Coordination Signalling.
- Coordination Resource Bitmap.
Topic areas covered include:
- EN-DC Mobility:
- Mobility Options.
- NR Measurements.
- EN-DC Change of Secondary Node:
- Triggers.
- Secondary Node Triggered.
- RRC Reconfiguration.
- Measurement Gap Configuration.
- Handover Restriction List.
- Inter MeNB Handover with EN-DC.