Objectives
After completing this course, the student will be able to:
■ Define IAB and why it is needed
■ Sketch the IAB architecture
■ Step through the key operations of IAB
■ Identify deployment scenarios of IAB for improving coverage and capacity
Outline
1. IAB: What and Why?
1.1 Transport bandwidth
1.2 Coverage fill
1.3 First mile access
1.4 Space limitations
Exercise: Knowledge check
2. IAB Architecture
2.1 gNB BBU split
2.2 Donors DUs and IAB DUs
2.3 Relay
2.4 F1 and Backhaul Adaptation Protocol (BAP)
Exercise: Build IAB-based 5G network
Exercise: Knowledge check
3. IAB Operations
3.1 Multiplexing access and backhaul
3.2 Route management
3.3 IAB resource management
3.4 Backhaul bearer setup
Exercise: Knowledge check
4. IAB Deployment Scenarios
4.1 Cell densification
4.2 Coverage fill
4.3 Coverage extension
Exercise: Knowledge check
Putting it all together
Final Assessment