Các Chỉ Số Hiệu Suất Chính (KPI) và Tối Ưu Hóa 5G

This course is your comprehensive guide to understanding and optimizing the performance of 5G networks. As we embark on this journey together, we delve into the intricacies of 5G technology, exploring its key performance indicators (KPIs) and the strategies essential for optimizing them.

With the advent of 5G, the landscape of telecommunications is undergoing a profound transformation. From ultra-fast speeds to low latency and massive connectivity, 5G promises to revolutionize connectivity across industries, enabling groundbreaking applications such as autonomous vehicles, remote surgery, and augmented reality.

However, harnessing the full potential of 5G requires a deep understanding of its KPIs and the ability to optimize network performance accordingly. Whether you're a telecommunications professional, a network engineer, or an enthusiast eager to explore the latest advancements in wireless technology, this course is designed to equip you with the knowledge and skills necessary to excel in the dynamic world of 5G.

Prerequisites

This course assumes a basic understanding of 5G Architecture.

This course is targeted for:

• Telecom professionals

• Telecom students

• Drive Test Engineers

• 5G Optimization Engineers

• Post Processing Engineers

Course Outline:

• Section 1: Understanding importance 5G Key Performance Indicators (KPIs)

  • Importance of Performance Monitoring in 5G Networks

  • Collection of Network Performance data:

            1) Drive Testing

            2) Network Management System

  • Main Types of 5G Key Performance Indicators (KPIs)

  • 5G Non Standalone (NSA) Vs Standalone (SA) KPIs

• Section 2: 5G Accessibility KPIs

  • Types of 5G NSA Accessibility KPIs

  • SgNB Addition Procedure in 5G ENDC Call Flow

  • Understanding 5G Measurements:

    • SS-RSRP (Reference Signal Received Power)

    • SS-RSRQ (Reference Signal Received Quality)

  • B1 Measurement Report & Optimization

  • Measurement Gaps

  • SSB Measurement Timing Configuration (SMTC)

  • 3GPP Measurement Gap Patterns

  • SMTC Optimization

  • 5G NSA Accessibility KPIs: 1. SgNB Addition Success Rate

  • Optimizing SgNB Addition Success Rate

  • 5G NSA Accessibility KPIs: 2. RRC Reconfiguration Success Rate

  • Optimizing RRC Reconfiguration Success Rate

  • Introduction to 5G RACH Procedure

  • Contention Based Random Access (CBRA)

  • Contention Resolution in CBRA

  • 5G NSA Accessibility KPIs: 3. RACH Success Rate

  • Contention Free Random Access (CFRA)

  • How to Optimize RACH Procedure?

  • Simplified Call Flow to Understand 5G SA Accessibility KPIs

  • 5G SA Accessibility KPIs:

    • 1) RACH Success Rate

    • 2)RRC Connection Success Rate

    • 3)RRC Reconfiguration Success Rate

  • Contention Based Random Access (CBRA) in 5G SA

• Section 3: 5G Retainability KPIs

  • 5G Retainability KPI: 1- Call Drop Rate

  • 4G BTS Initiated SgNB Release Procedure

  • 5G BTS Initiated SgNB Release Procedure

  • UE Initiated SgNB Release Procedure

  • Reasons for UE Initiated RLF:

    • Maximum Downlink Out-Of-Sync Indications

    • Maximum Uplink RLC Retransmissions

    • SCG Reconfiguration or SRB3 Integrity Failure

  • Optimizing Call Drops due to UE Detected RLF

  • Reasons for 5G SgNB Initiated Call Drops:

    • A2 Event Related Call Drop

    • Maximum Downlink RLC Retransmissions

    • Maximum Consecutive Missed CSI Reports

    • Maximum Consecutive Missed HARQ Feedbacks

  • Optimizing Call Drops Due To 5G BTS Detected RLFs

  • 4G Master eNB Initiated Call Drops

  • MCG Fast Link Recovery Procedure

• Section 4: 5G Mobility Optimization

  • Introduction to 5G Mobility Optimization

  • Understanding A3 Events

  • Understanding A5 Events

  • PSCell Change (Handover) Procedure in NSA 3X

  • Inter-gNB Handover Procedure in 5G SA

  • Dynamic Anchor Point Selection Handover

  • Neighbor List Optimization

• Section 5: 5G Throughput Optimization

  • Introduction to 5G Throughput

  • Modulation in 5G

  • Adaptive Modulation and Coding in 5G

  • Modulation and the Coding Schemes (MCS) in 5G

  • Is 256 QAM Feature Enabled in the Network?

  • Carrier Aggregation to Increase Throughput

  • Calculate Theoretical 5G Throughput

  • Why Enable Split Bearer in ENDC?

  • Is There Any Backhaul Bottleneck?

  • 5G NR TDD Slot Configuration

  • 5G NR TDD Slot Configuration To Avoid Interference

  • Number of SSB Blocks in SSB Burst Set & SSB Burst Set Period

  • How Data Rate is Affected by Frequency of SSB Transmission?