5G NR Air Interface Training

Why Take This Course?

• Enhance your industry knowledge and skills by gaining a greater understanding of the 5G air interface.
• Train with engineers at Qualcomm Technologies – a world leader in 5G technology and wireless engineering.
• Participate in a professional development opportunity you can display on your resume/CV and LinkedIn profile.

Course Outline:

• Introduction to 5G new radio
• NR protocol
• SYNC signals
• RACH
• Reference signals
• Control channels
• Data channels
• Mobility
• Beam management
• Discussion of bandwidth part

Prerequisites:

• LTE overview knowledge
• LTE Advanced technical overview knowledge

Objectives:

• Discuss the motivations for 5G NR and the technologies that enable the NR air interface, define 5G NR waveforms and scalable numerologies, review the 5G NR bandwidth, discuss the slot-based frame structure of 5G NR, explain Bandwidth Part (BWP) in 5G NR, and identify the role of beam sweeping in the 5G NR air interface.
• Introduce the protocol layer in NR, compare protocol layer characteristics and enhancements with LTE, review functions and modes for each sublayer.
• Describe the purpose and the details of synchronization signals, compare the synchronization signals of LTE and 5G NR, explain how system information is delivered in stand-alone (SA) and non-standalone (NSA) operation modes.
• Discuss RACH procedures and introduce elements new to NR, describe PRACH configuration and preamble types supported in NR, and outline details for MSG-1 through MSG-4.
• Describe the motivation for reference signals, compare RS in LTE and 5G, outline the details of CSI-RS configuration and resources, describe Demodulation Reference Signals (DMRS) resources for data transmission, explain the motivations and configuration of Phase Tracking Reference Signals (PTRS), describe Tracking Reference Signals (TRS).
• Compare LTE Control Channels with 5G NR, explain CORESET for PDCCH, describe the Downlink Control Information (DCI) formats in 5GNR, outline short and long PUCCH formats.
• List key differences between 4G LTE and 5G NR data channels, discuss UL/DL transmission schemes including grant free UL data transmission, identify the importance of CSI reporting and feedback, describe UL/DL scheduling including resource allocation, outline the Hybrid Automatic Repeat Request (HARQ) design and process, discuss UL Power Control, outline paging procedures for NSA and SA modes.
• Differentiate Cell-Level and Beam-Level mobility procedures, explain the impact of beams in cell-level mobility, discuss Beam Management procedures for: Initial Beam Selection, Beam Switching, and Beam Failure Detection and Recovery, introduce transmission configuration indicator (TCI) states and how they are used during beam switching.
• List key motivations for a BWP, explain how BWP is configured, identify the impacts of multiple SSBs in different BWP.