• Vision
  • About us
  • 5G NR

    INTRODUCTION TO 5G-NR

    • Why do we need 5G.

    • 5G Protocol Stack

    • Enhanced Mobile Broadband.

    • Ultra-Reliable and Low Latency Communications.

    • Massive Machine Type Communications.

    • 5G v/s 4G Performance Synopsis.

    DEPLOYING 5G:

    • Non Standalone 5G Deployment.

    • Standalone 5G Deployment.

    5G NEW RADIO:

    • Flexible Numerology.

    • Beam Forming and Beam Steering.

    • Dual Connectivity.

    NG-RAN:

    • Small Cells.

    • Centralized RAN.

    5G CORE NETWORK ARCHITECTURE:

    5G NETWORK OPERATIONS:

    • Registering to the Network.

    • Establishing Data Connectivity.

    • Tracking Mobility within the Network.

    • Handovers.

    • Roaming.

    INTRODUCTION TO NEW RADIO

    • IMT-2020 Service Types.

    • 3GPP 5G Phases.

    • 5G System.

    NG-RAN:

    • NG-RAN Architecture.

    • Centralized RAN in 5G.

    • Standalone and Non Standalone 5G.

    • NR Protocol Stack Architecture.

    POWER ON PROCEDURE:

    • UE Capabilities.

    5G WAVEFORMS:

    • Analog & Digital Modulation schemes.

    • OFDM in 5G.

    • 5G Numerology.

    • Cyclic Prefix.

    5G FREQUENCY BANDS AND RANGES:

    • Definition of Frequency Ranges.

    • 5G NR Bands.

    5G CARRIER AND BANDWIDTH PARTS:

    • NR Carrier Numbering.

    • NR Channel Bandwidth.

    • 5G Bandwidth Part.

    NR FRAME STRUCTURE AND RESOURCES:

    • FDD Frame Structure.

    • TDD Frame Structure.

    • 5G Resource Allocation.

    • Scheduling Resources.

    MASSIVE MIMO AND BEAMFORMING:

    • MIMO IN 5G.

    • Why Massive MIMO?

    • Beam Creation.

    • Massive MIMO.

    NR BEAM MANAGEMENT:

    • Beam Forming

    • Beam Sweeping.

    • Dedicated Beam.

    NR CARRIER AGGREGATION:

    • Component Carriers.

    • Contiguous and Non-Contiguous CA.

    • Intra-Band and Inter-Band CA.

    5G ACCESS:

    • Finding a Cell.

    • PLMN and Cell Selection.

    • RRC Setup.

    5G MOBILITY:

    • Cell Reselection.

    • Measurements.

    • Xn Handovers.

    5G NG RAN

    5g Ran Architecture:

    • 5G RAN Deployment Options:

      • Option 3, Option 3x, Option 3a, Option 2, Option 7 and Option 4.

      • EN-DC, NGEN-DC, NE-DC.

    • Standalone Architecture.

    • Non-Standalone Architecture.

    C-Ran Concepts:

    • C-RAN Architecture for 5G.

    • CU-DU Split Base station

    • CP-UP Separation.

    • F1 Interface

    • F1 Protocol Stack Split.

    • E1 Interface

    • NG Interface

    • X2 interfaces

    • EN-DC Configuration for 5G C-RAN.

    Managing 5G QOS:

    5G Bearers:

    • MCG and SCG Cell Terminology.

    • RRC Considerations.

    • MCG Split SRB.

    • User Plane Splitting.

    5G PHYSICAL LAYER

    5G Waveform: CP-OFDM and DFT-S-OFDM:

    • OFDM Subcarriers.

    • Orthogonal Frequency Division Multiplexing.

    • Cyclic Prefix.

    5G NR Duplexing:

    • FDD and TDD Duplexing Modes.

    • Supplementary Downlink.

    • Supplementary Uplink.

    5G Frequency Bands:

    • Definition of Frequency Ranges.

    • 5G NR Bands.

    • EN-DC Band Combinations.

    • Baseband Processing Combination.

    • Harmonics and Intermodulation.

    • 5G Carrier Numbering.

    NR Numerology And Frame Structure:

    • 5G NR Frame Structure

    • FNR Slots.

    • 5G NR Time Unit.

    • NR Cyclic Prefix.

    • NR Physical Resource Block and Resource Grid.

    • Virtual Resource Blocks

    • CRB

    • 5G NR Transmitted Signal.

    • Slot Format Configuration.

    • Uplink Timing.

    Channel Bandwidth:

    • Maximum Transmission Bandwidth.

    • Carrier BWP (Bandwidth Part).

    5G MASSIVE MIMO AND BEAMFORMING

    What is Massive MIMO?

    • Requirement for Massive MIMO.

    • Antenna Elements.

    • Antenna Arrays.

    MIMO In 5G:

    • MIMO Spatial Multiplexing.

    • SU-MIMO vs MU-MIMO.

    • Summary of Transmission Path in 5G NR:

      • Codewords, Layers and Antenna Ports.

    Beamforming (Massive MIMO):

    • Spatial Multiplexing vs Beamforming.

    • Creating a Beam.

    • Narrow Beams and Beam Steering.

    • Beamforming Nulls:

      • Null Beam Steering.

    • Massive MIMO Antennas.

    • MIMO in a Handset.

    • Multiple Panel Antenna.

    NR Beam Management:

    • Beam Sweeping.

    • SS Block:

      • NR SSB, PSS, SSS, PBCH and DMRS.

    • Beam Management Reference Signals:

      • CSI-RS and SRS.

    • Single and Multiple CSI-RS:

      • CRI (CSI-RS Resource Indicator).

    • PMI (Precoding Matrix Indicator).

    • Transmission Based on SRS.

    Synchronization Signal Block Location:

    • SS Burst and Burst Set.

    • SS Block Locations.

    • SS/PBCH Block Index Indication.

    • GSCN (Global Synchronization Channel Number).

    • Beam Measurement, Determination and Reporting.

    PHYSICAL LAYER AND CHANNELS INTRODUCTION

    NR Channels:

    • Logical Channels.

    • Transport Channels.

    • Mapping Logical Channels into Transport Channels.

    • Physical Channels.

    • Mapping Transport Channels to Physical Channels.

    • Synchronization and Reference Signals.

    NR Physical Layer Processing:

    • Key Specifications.

    • Code Block Generation.

    • Code Block Group.

    • Processing Chain.

    DOWNLINK PHYSICAL CHANNELS AND SIGNALS

    Downlink Synchronization Signals:

    • PSS and SSS.

    Physical Broadcast Channel:

    • Master Information Block.

    • PBCH Payload.

    • PBCH Physical Layer Processing.

    • DMRS for PBCH.

    Physical Downlink Control Channel:

    • 5G PDCCH and 5G PDSCH
    • PDCCH Physical Layer Processing.

    • PDCCH Features.

    • CORESET.

    • CORESET Configuration.

    • CORESET Configuration for EN-DC.

    • Other PDCCH Usages:

      • MU-MIMO and Beamforming.

    Physical Downlink Shared Channel:

    • PDSCH DMRS.

    NR UPLINK PHYSICAL CHANNEL

    NR Physical Random Access Channel:

    • Preamble Sequence Generation.

    • Configuring RACH/PRACH.

    • NR PRACH Configuration Index.

    • Preamble Formats.

    • Preamble Sequence.

    • NR PRACH Format 0 Example.

    • NR PRACH Format - CP Size.

    NR Physical Uplink Shared Channel:

    • NR PUSCH Processing Chain

    • Configuring NR PUSCH

    PUSCH DMRS:

    NR Physical Uplink Control Channel:

    • 5G PUCCH and 5G PUSCH
    • NR PUCCH Formats.

    • NR PUCCH Location Example.

    • NR PUCCH Configuration.

    • NR PUCCH Format 0 Example.

    5G REFERENCE SIGNALS.

    • 5g Reference Signals.

    Channel State Information - Reference Signals:

    • CSI-RS Types.

    • CSI-RS Features.

    • CSI-RS Locations in a Slot.

    • CSI-IM Patterns.

    • CSI-RS Configuration.

    • ZP-CSI-RS Configuration.

    • CSI Timing.

    Sounding Reference Signal:

    • SRS Usages.

    PHASE TRACKING REFERENCE SIGNAL.

    NR LAYER 2 AND LAYER 3:

    Non-Access Stratum:

    • NAS States

    • NAS Attach

    • Initial Context Setup

    • NAS EMM procedures

    • NAS ESM Procedures

    NR Radio Resource Control:

    • 5G NR RRC Overview
    • NR RRC States.

    • RRC Messages.

    • RRC Critical and Non-Critical Extensions.

    • RRC Timers & Variables

    Service Data Application Protocol:

    • SDAP in the RAN.

    • SDAP Functions.

    • SDAP Headers.

    • SDAP Example.

    • RDI Indication.

    • RQI Indication.

    NR Packet Data Convergence Protocol:

    • PDCP Services and Functions.

    • PDCP Profiles.

    • PDCP Protocol Data Units.

    • PDCP Example.

    • PDCP Architecture

    • PDCP-Bearer setup

    • Data Transmission in PDCP

    • SDU Discard

    • Integrity & Encryption

    • Header Compression & Decompression

    • PDCP PDU Formats, Timers, Variables & Constants

    NR Radio Link Control:

    • Transparent Mode.

    • Unacknowledged Mode.

    • Acknowledged Mode.

    • RLC Protocol Data Units.

    • RLC-Bearer Setup

    • Data Transfer Procedures

    • ARQ Operation

    • RLC PDU Formats

    • RLC Variables, Timers & Constants

    NR Medium Access Control:

    5G SCHEDULING

    NR Scheduling:

    • DCI (Downlink Control Information).

    • Search Space.

    • PDCCH Aggregation Levels.

    • Resource Allocation.

    • Frequency Domain Resource Allocation.

    • Resource Allocation Type 0.

    • Resource Allocation Type 1.

    • Dynamic Switch.

    • PDSCH and PUSCH Scheduling.

    NR Downlink Resource Allocation:

    • PDSCH Time Domain Resource Allocation.

    • PDSCH/PUSCH MCS.

    • Transport Block Size.

    • Downlink Configured Scheduling.

    • Discontinuous Reception.

    NR Uplink Resource Allocation:

    • PUSCH Time Domain Resource Allocation.

    • PUSCH MCS Index.

    • Uplink Configured Scheduling.

    NR Feedback:

    • Buffer Status Reporting.

    • Power Headroom Reporting.

    • HARQ-ACK.

    • Scheduling Request.

    • Channel State Information.

    • Channel Quality Indicator.

    Inter-RAN Resource Coordination:

    Resource Coordination Signalling.

    Coordination Resource Bitmap.

    5G ACCESS PROCEDURE

    Initial Access:

    • Network Access Procedure.

    • PLMN and Access Network Selection.

    • Scanning.

    • GSCN Number and Raster.

    • SSB Operation.

    • Deriving SSB Index.

    • Downlink Synchronization.

    • SI Acquisition - MIB/SIB1/RMSI.

    • Example of SI Mapping.

    • System Information Block 1.

    • System Information Types.

    • Cell Selection.

    Random Access:

    • 5G Random Access Procedure
    • Random Access Triggers.

    • Contention Based Random Access Procedure.

    • PRACH Preambles.

    • RACH Configuration Common.

    • Preamble Options.

    • Preambles per SSB per PRACH Occasion.

    • SS/PBCH Index Mapping to PRACH Occasion.

    • Random Access Response Window.

    • Random Access Response Message.

    • PRACH Power.

    • Contention Free Random Access Procedure.

    5G Network Registration:

    • RRC Setup.

    • 5G Registration Procedure.

    • Device Capabilities.

    EN-DC OPERATIONAL PROCEDURE

    Attaching and EN-DC Operation:

    • Initial E-UTRA Attach.

    • UE Capabilities.

    E-UTRA Measurements for EN-DC:

    • EUTRA Measurement Configuration Options.

    • Measurement Objects.

    • Report Configuration.

    • LTE Events Summary.

    • Measurement Identities.

    • NR Measurement Timing Configuration.

    • Identifying Suitable NR Cell.

    • Measurement Report.

    PSCell Addition:

    • SgNB Addition Request and Request Acknowledge.

    • RRC Connection Reconfiguration.

    • Reconfiguration with Sync.

    • PSCell Split SRB.

    • PSCell Split DRB.

    • Secondary Node Release.

    • Random Access Process.

    EN-DC Radio Link Failure:

    • RLF Configuration.

    • Out-of-Sync and In-Sync.

    • Failure Report.

    5G CONNECTED MODE PROCEDURES

    Radio Link Failure:

    • RLF Configuration.

    • Out-of-Sync and In-Sync.

    • NR RRC Reestablishment Procedure.

    • EN-DC SCG Failure.

    Beam Failure:

    • Beam Failure Parameters.

    • Beam Failure Detection.

    • Beam Failure Recovery.

    Power Control:

    • Downlink Power Allocation.

    • Uplink Power Control.

    5G PAGING

    Paging:

    Scheduling Paging:

    • Paging Frame and Occasion.

    • DCI Paging.

    • Discontinuous Reception for Paging.

    RRC Inactive State and Paging.

    5G MEASUREMENTS

    Measurement Quantities:

    NR Measurements Configuration Options:

    • Measurement Configuration Options.

    • Measurement Objects.

    • Report Configuration.

    • Periodic Measurements.

    • NR Measurement Events.

    • Measurement Gap Configuration.

    • EN-DC Measurement Gap.

    5G CARRIER AGGREGATIONS

    NR Carrier Aggregation:

    • Component Carriers.

    • Contiguous and Non-Contiguous CA.

    • Intra-Band and Inter-Band CA.

    • PCell and SCell.

    • Downlink and Uplink Carrier Aggregation.

    • Carrier Allocation Specifications.

    Configuring Carrier Aggregation:

    • Buffer Based SCell Activation.

    • Configuring CA SCells.

    • MAC CA Activation.

    • MAC Buffer Status and Power Headroom Reports.

    Releasing Carrier Aggregation:

    • SCell Release Procedure.

    5G DUAL CONNECTIVITY

    Dual-Connectivity:

    • New Radio Dual Connectivity.

    NR-DC Secondary Node Procedures:

    • NR-DC Secondary Node Addition.

    • Determining the Bearer Configuration.

    • NR Dual Connectivity Mobility.

    • Secondary Node Release.

    5G MOBILITY

    • NR Idle Mode Mobility:

    • Multi-Beam Measurement Quantity.

    • NR Cell Reselection.

    • Priority Based Inter-RAT Cell Reselection.

    • NR System Information Messages.

    • Reselection to a Higher Priority Frequency or RAT Cell.

    • Reselection to a Lower Priority Frequency or RAT Cell.

    • Deleting NR Priorities.

    • Registration Area Update.

    Xn Based Handover:

    • Handover Procedure.

    • RRC Connection Reconfiguration.

    • Path Switch Procedure.

    RRC Inactive Mobility:

    • I-RNTI.

    • RAN Notification Area.

    • RRC Resume Procedure.

    Inter MeNB Handover with EN-DC:

    • MeNB Handover Procedure.

    • RRC Connection Reconfiguration.