Objectives
After completing this course, the learner will be able to:
■ Sketch the 3GPP roadmap for 5G
■ Illustrate device power saving features of 5G R16
■ Explain 5G R16 mobility performance enhancements
■ Describe reliability improvement enhancements in 5G R16
■ Describe latency improvement enhancements in 5G R16
■ Describe 5G R16 enhancements for cellular IoT, NTN, IAB
Outline
1. 5G Rel 16 Enhancements - What and Why?
1.1 5G use case requirements
1.2 UE-focused 5G 3GPP roadmap
1.3 Network-focused 5G 3GPP roadmap
2. Device Battery Life Enhancement for IoT
2.1 C-DRX adaptation/Wake-Up Signaling (WUS)
2.2 Enhanced cross-slot scheduling
2.3 Maximum MIMO layers adaptation
2.4 Relaxed RRM for idle/inactive UEs
2.5 Scell dormancy
3. Mobility Enhancement for URLLC
3.1 Dual Active Protocol Stack (DAPS) handover
3.2 Conditional Handover (CHO)
3.3 T312-based fast RLF recovery
4. Reliability Improvement Features
4.1 End-to-end dual connectivity
4.2 Redundant transmission in Core network tunnel
4.3 Enhanced configured grant configurations
5. Latency Improvement Features
5.1 2-Step RACH operation
5.2 Enhanced PDCCH monitoring
5.3 Sub-slot-based HARQ ACK Feedback
5.4 Inter-UE Uplink Preemption
6. 5G System Enhancement Features
6.1 Network Slice Specific Authentication and Authorization (NSSAA)
6.2 Control plane cellular IoT optimization
6.3 Non-Public Networks (NPN)
6.4 5G SRVCC (from 5GS to 3G )
6.5 Integrated Access and Backhaul (IAB)
Putting It All Together