Foundations of 5G NR Air Interface

This course provides a solid foundation on 5G New Radio (NR) technology as defined by 3GPP standards and specifications in Release 15. The content and flow are structured to introduce NR air interface with a focus on PHY, MAC, and RRC layer design principles and their impacts on performance and deployments.  
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  • Author
    Dr. Kamran Etemad
  • Level
  • Study time
    Approx. 12 hours
  • Certificate

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Foundations of 5G NR Air Interface

Over 100+ Slides and 8 hours of course materials!

A Course Outline


Short Review of 5G Standardization Requirements and Timeline

  • 3GPP Standardization Process and Time Lines
  • Preview of Key Design Principles and Features in NR


NR Transmission Time-Frequency Structure

  • Band Dependent and Flexible Numerology 
  • Unified Frame Structure (FDD/TDD/Unlicensed)
  • Flexible Start times and Duration (Mini Slots and Slot Aggregation)
  • Bandwidth Parts 


Physical Channels Design and Structures 

  • Overview Logical, Transport and Physical Channels
  • BCH and Synchronization Signal Block (SSB)
  • PDCCH Structure and DCI Signaling
  • PDSCH and PUSCH Structure and PHY Processing
  • PUCCH and PRACH Structure and Formats


Physical Layer Reference Signals

  • DL and UL Demodulation Reference Signals (DMRS)
  • Phase Tracking Reference Signals (PT-RS)
  • Channel State Reference Signals (CSI-RS)
  • Tracking Reference Signals (T-RS)
  • Sounding Reference Signals (SRS)


Resource Allocation and Transmission Schemes

  • Dynamic Resources Allocation Types
  • HARQ Transmission Protocol and Feedback
  • Dynamic DL and UL Scheduling
  • Configured Grant/SPS Scheduling
  • Pre-emptive Scheduling
  • Reserved Resources


Multi-Antenna Transmissions and Beam Management

  • DL MIMO Operation
  • UL MIMO Operation
  • Beam Management in NR


Initial Synchronization and System Access

  • Overview Initial Access and RRC Connection Establishment
  • DL Synchronization and Cell/Network Selection
  • UL Synchronization and PRACH Procedures and Beam Correspondence


Power Saving and Mobility Management

  • UE RRC States and Procedures
  • Idle State Mobility and CN Based Paging
  • Inactive State Mobility and RAN Based Paging
  • RRM Measurements and Connected State Mobility
  • Power Saving Procedures


Spectrum, Multicarrier Operation

  • NR-LTE Co-deployment & Coexistence
  • DL and UL Spectrum Sharing
  • Supplemental Uplink
  • 5G/NR Spectrum Bands and Carrier Bandwidths

Created by

Dr. Kamran Etemad

Technology Advisory and Leadership, Advanced Wireless Technology and 4G/5G Standards Development, Standards and IP development and Patent Analysis. Advanced Technology Training and consulting.

  • 90+ Patents in 4G and 5G Design
  • 25+ Years of experience in telecom Industry
  • 3GPP Delegate and Contributor

Job Roles
  • Senior Technology Advisor, FCC
  • Former R&D Director, Intel
  • VP of Advanced Technology and Strategy, WFI
  • Executive Consultant, Sprint-Nextel

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Whether you want to transition into a new field, improve in your role or bring your big ideas to life, 6G Academy can help you get there. With our technology skills platform, you can build in-demand skills and apply them in the real world with confidence.

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Frequently asked questions

Why Should I enrol? 

The global 5G market is currently worth 5.53 billion U.S. dollars in 2020. By 2030, the market is forecast to have a value of 620.72 billion U.S. dollars. Despite the downturn in the overall economy, businesses continue to invest in 5G and beyond because the majority of the workforce is critically dependent on telecom to function. This program was designed to help you take advantage of this growing need for skilled 5G NR professionals.

What jobs will this program prepare for me? 

Graduates of this program will have the 5G NR skills needed to be extremely valuable across many functions, and in many roles at mobile network operators, vendors, chipsets design, standardization and patent examination institutes, as well as Telco startups. Specific roles include: 
  • Radio Optimization Engineer
  • Radio Network Planning Engineer
  • Network Architect
  • RAN Design Architect
  • 5G Physical Layer Software Designer
  • Radio Engineer
  • System Test Engineer
  • Wireless System EngineerRF Engineer
  • Cellular Field Design Engineer
  • Systems Engineer
  • Product Manager – RAN 5G
  • Systems Engineer – Protocol and Network Architecture

How do I know if this program is right for me? 

If you’re an engineer or someone with a strong telecom background, this program offers you the ideal path to pursue a 5G career and prepares you to seek out 5G NR jobs across the telecom ecosystem.

Do I need to apply? What are the admission criteria? 

No. This 5G NR Training program accepts all applicants regardless of experience and specific background.

What are the prerequisites for enrollment?  

The 5G NR Training Program is designed for students with intermediate experience of telecom wireless systems. You should be familiar with LTE Systems at the architecture and Air Interface level.6. If I do not meet the requirements to enroll, what should I do?7. How is this training program structured?8. How long is this training program?9. What software and versions will I need in this program?10. What is the refund policy?

Do I need to apply? What are the admission criteria? 

We have a number of short free courses that can help you prepare. Reach out to us at to discuss the options.

What software and versions will I need in this program? 

To successfully complete this training program, you’ll need to have a good internet connection, at least 1MB/s.

What is the refund policy? 

There is no possibility to refund the payment for this training program.

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