Ericsson RAN Radio Access Networks - Associate Technical Certification

RAN Fundamentals

Knowledge objective, within this radio technical competence area the candidate should be able to identify and describe the followings:

- The general RAN architecture: Nodes, UE categories, RAN standards, etc.

- Radio design principles: Dimensioning, link budget for radio coverage, multipath propagation, path loss predictions, propagation models and tuning, traffic models, etc

- Air interface principles: Radio channel concept, modulations, spectral efficiency, FDD / TDD, transmission and reception, multiplex access technique principles, mobile technology differences, frequency, voice coding, basic antenna system, dB, dBm, dBi, etc.

- Signaling, protocols and layers: Radio messages, layers, interaction, basic protocols, etc.

- Radio network basic functionalities: mobility, idle mode, call set-up, radio resource mgmt, etc.

- RAN performance: Accessibility, retain ability, integrity, latency and throughput, counter & KPI’s, energy consumption reduction, impact of quality of service, etc.

- RAN lifecycle stages (design, optimization, integration and installation, etc)

     Access Networks an Overview 

     Networking Basics, an Overview 

     Ethernet Standards 

     LTE Fundamentals 

     LTE Radio Interface

     LTE KPIs and Acceptance 

     LTE Network Design Overview 

     LTE Protocols and Procedures 

     LTE Air interface 

LTE  RAN 

Knowledge objective, the candidate should be able to identify and describe:

The fundamental technology and characteristics of LTE RAN, the products & solutions, functionalities and features. Channel structure, bearer concept, network architecture and interfaces, radio planning principles (capacity, limitations, connected users), radio units and their functionality, SW features such as: LTE advanced, voice in LTE, IRAT mobility, QoS handling, etc. LTE introduction in legacy networks FDD vs. TDD. Main advantages/values, as well as impacts on RAN performance.

         LTE Fundamentals 

         LTE/SAE in a Nutshell

         LTE /SAE System Overview

         LTE/EPC Overview 

         LTE Features and Functionality 

          LTE Air Interface 

          LTE Product Strategy 

          Ericsson´s LTE Performance Advantage

          Coverage and Capacity in LTE 

         LTE Shared Network Solutions incl Transport options 

         LTE Multi-Layer Antenna Solutions & Capacity

          LTE RAN Voice Evolution

          LTE Load and Capacity Evolution

WCDMA RAN

Knowledge objective, the candidate should be able to identify and describe:

The fundamental technology and characteristics of WCDMA RAN, the products & solution, functionalities and features. Channel structure, bearer principles, network architecture and interfaces, planning principles (capacity, limitations, interference reduction, robustness, spectrum load), radio units and their functionality, SW features such as: HSPA/MBB functionality, QoS, Smartphone related functionality, and  mobility, etc. Main advantages/values, as well as impacts on RAN performance.

WCDMA Release Overviews 

Mobile Broadband - Enhanced Uplink Evolution 

Secure Smartphone Business 

HSPA Smartphone Capacity Evolution 

High Capacity WCDMA - Flow of users 

Ensuring high performance in high loaded HSPA NW 

Introduction to Service Differentiation and end-to-end QoS 

Uplink Features (

GSM RAN

Knowledge objective, the candidate should be able to identify and describe:

The fundamental technology and characteristics of GSM RAN, the products & solutions, functionalities and features. Channel structure, network architecture and interfaces, planning principles (capacity, limitations, interference reduction, robustness, spectrum load), signal measurements, radio units and their functionality, SW features such as: packet data support, EDGE, VAMOS, HD Voice, etc. Main advantages/values, as well as impacts on RAN performance.

GSM State of the Business 

Thin Layer GSM 

GSM RAN Key Business Areas – Introduction 

GSM KBA – Drive Cost Efficiency 

GSM KBA –  Increase Coverage and Capacity 

GSM KBA – Increase smart device Business, 

GSM Radio Access Network Overview 

GSM / WCDMA Basics 

GSM System Survey 

Monetize on Voice Efficiency: VAMOS 

GSM RAN SW Licensing 

GSM RAN BSC HW Activation Codes 

SON Based GSM Spectrum Management 

Energy Efficiency Features in GSM RAN 

RAN Modernization