5G NR Call Processing: Non-Standalone Mode

This course introduces call processing non-standalone (NSA) mode, EN-DC options 3/3a/3x, NSA NR initial access, EN-DC procedures, beam management, and key MAC/PHY procedures.

Engineers on roof working on 5G equipment

Why Take This Course?

  • Enhance your industry knowledge and skills by gaining a greater understanding of 5G NR Call Processing NSA Mode.
  • 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 NR Call Processing
  • Discussion of EN-DC options 3/3a/3x
  • NSA NR initial access
  • EN-DC procedures
  • Beam management
  • Key MAC/PHY procedures



  • None



  • List the main requirements that are driving the development of 5G NR technologies.
  • Describe 5G NR deployment scenarios.
  • Introduce 5G NR waveform and numerology.
  • Explain the 5G frame structure and use cases for self‑contained slots.
  • Discuss 5G NR channel coding: Low Density Parity Check (LDPC) codes and Polar codes.
  • Compare the Air Interface design for 5G NR with LTE.
  • Provide an overview of dual-connectivity in LTE.
  • Introduce NR Protocol Layer 2 functions.
  • Explain EN-DC Options 3, 3a, and 3x.
  • Discuss bearer reconfiguration in EN-DC.
  • Discuss how NSA UE obtains NR cell information for initial access.
  • Explain NSA NR Cell Acquisition, including the role of PSS, SSS and PBCH (SS-PBCH Block).
  • Present the beam sweeping operation.
  • Describe the RACH process and concept of beam correspondence.
  • Provide an overview of LTE-NR Common procedures.
  • Explain the EN-DC Attach and PDN Establishment procedure.
  • Discuss EN-DC NR Measurement procedure.
  • Explain EN-DC Connected mode operation for NR Add and Release.
  • Discuss NR Carrier Aggregation in EN-DC.
  • Introduce Beam Management in 5G NR.
  • Describe various procedures for Beam establishment.
  • Explain CSI-RS for Beam Management.
  • Introduce TCI States and QCL concepts for Beam Management.
  • Discuss Uplink Beam Management.
  • Describe NR PDCCH CORESET and Slot Format Configuration.
  • Discuss Preemption settings.
  • Discuss Reference Signals and DMRS Configuration.
  • Explain HARQ Procedures for DL and UL.
  • Explain the role of BSR in split-bearer UL traffic routing.


***NOTE: This course is taught through our eLearning platform, so you may learn online and at your own pace. You will have access to all course material for one year from your date of purchase. If you are interested in live training for a group of at least 15 people, please contact us via the “Request Training” form at the top of the page.

Course Information

Duration: 6 hours
Price : $695
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