The presentations are accompanied with an audio narration. Lte architecture basics 4g introduction this is the first part of the. The tutorial on lte also covers lte protocol stack, lte physical layer, lte network architecture and so on. This does not make lteadvanced a different system than lte, and it is not in any way the final. The paper introduces control plane and user plane architecture. Two leading enterprise network architects help you craft solutions that are fully aligned with business strategy, smoothly accommodate change, and maximize future flexibility. The book is the product of a collaborative effort of key experts representing a wide range of companies actively participating in the development of lte. The paper also briefly touches the bearer establishment procedure. The art of network architecture is the first book that places business needs and capabilities at the center of the process of architecting and evolving networks. The book also looks at all the subsystems of the network, focusing on both the practical and theoretical issues. A simpler strategy might be to include the price of the book in the course.
In gsm, the architecture relies on circuitswitching cs. Lte also represents the first generation of cellular networks to be based on a flat ip. The text offers an introduction to the basics of lte architecture, services and technologies and includes details on the key principles and methods of lte optimization and its parameters. Lte optimization engineering handbook wiley online books. Nov 18, 2017 lte architecture basics 4g introduction this is the first part of the series ltearchitecture.
Longterm evolution lte, for every business and technical decisionmaker a complete framework for understanding lte, by the authors of our recent bestseller, fundamentals of wimax covers technical foundations, standards, and even the latest experimental results a multilayered approach. It increases basic understanding of the currently deployed, and emerging, technologies, and. Lte long term evolution lwa lte wifi aggregation mac media access control madm multiple attribute decision making mana management and serviceaware networking architecture mano management and network orchestration mape monitor, analyse, plan, execute mbb mobile broadband mbps megabits per second mc multiconnectivity. A usim stores userspecific data very similar to 3g sim card. The epc is the latest evolution of the 3gpp core network architecture. This book is used in schools to help future network engineers understand the basics of data communications, networking, and the protocols used in internet. Saes main component is the evolved packet core, also known as an epc. This book focuses on lte with full updates including lteadvanced to provide a complete picture of the lte system. This keeps information about the users phone number, home network identity and security keys etc. Learn mobile packet core network in 5 hrs teachable. A standard lte system architecture consists of an evolved umts terrestrial radio access network, more commonly known as eutran, and the system architecture evolution, also known as sae. Fundamentals of network planning and optimisation 2g3g4g. Lte also represents the first generation of cellular networks to be based on a flat ip architecture and is designed to seamlessly support a variety of different. While some familiarity with the basics of 3gpp networks is helpful, 5g for.
In this book, the authors address the architecture of the 23g network and the. Lte was the 4g successor to the 3g umts system which was developed to provide a further evolution of the mobile telecommunications system available. This article looks at the evolved packet core epc, the core network of the lte system, giving an overview of the architecture of the core network, describing some of its key elements. The expert guide to the future of global cellular communications. This book focuses on lte with full updates including lteadvanced to. Fundamentals of lte prentice hall communications engineering.
This video explains lte meaning, full forms, speed and all important components of lte architecture like network, eutran, sae, epc, mme, hss, sgw, pgw, pdn, enb, enodeb etc category. This is not to say that i have anything against forpro. In addition, the book focuses on the endtoend aspects of the lte network architecture and different deployment scenarios of commercial lte networks. This course bundle learns you the fundamentals of 2g3g4g lte mobile packet core network, in simple way and short time. Not only was the radio access network improved for 4g lte, but the network architecture was overhauled enabling lower latency and much better interconnectivity between elements of the radio access network, ran.
The evolved packet core communicates with packet data networks in the outside world such as the internet. Long term evolution signaling flows and tutorials for lte protocol layers. Updated new edition covering all aspects of network planning and optimization this welcome new edition provides comprehensive coverage of all aspects of network planning in all the technologies, from 2g to 5g, in radio, transmission and core aspects. The most frequent difference that i noticed were the different point of observation in overall network architecture and different level of the details. Pdf fundamentals of 5g mobile networks provides an overview of the key features of. But before we jump into the architecture we need to understand what gave rise to the need of lte. Nov 14, 2015 important components of lte architecture like network, eutran, sae, epc, mme, hss, sgw, pgw, pdn, enb, enodeb etc. He is the bestselling author of more than 20 information technology books on computer networking and technology topics, such as web servers, linux, apache, windows, virtualization, and more. Then, the mme, the brain for the lte access network, authenticates the ue and generates an eps bearer based on the user profile subscribed qos information. Unlike in universal mobile telecommunications system selection from fundamentals of network planning and optimisation 2g3g4g, 2nd edition book. Though i assumed you have a very little or zero understanding on 2g and 3g technologies like gsm. Jul 10, 20 the lte network architecture has been presented as the first document of the lte technical document series. The chapter explains in detail basic concepts of downlink hybrid arq and uplink hybrid arq.
Bruce hallberg is a networking technology consultant to fortune companies. This lte tutorial covers lte basics, lte features, lte air interface, lte channels and lte frame structure. Design, deployment and performance of 4glte networks. So i decided to write a post which can be visuallize the details of overal lte networks with various different angle so that we can explicitely point of the points on which both parties focus. It covers 2g gsm, egprs, 3g wcdma and 4g lte networks and introduces 5g. This books present complex topics in a very simple and easytoread form, including over 800 illustrations. Basic 3 when a ue attaches an lte network, an hss delivers key information needed for authentication and user profile to an mme. Lte architecture basics 4g introduction this is the first part of the series ltearchitecture.
The lte network architecture explained in this document applies to a lte only network provided by a single operator and thus has covered the most basic components of the eps system. Unlike hspa, ltes eutra is an entirely new air interface system. Longterm evolution network architecture ieee conference. Overview and detailed explanations are given for the latest lte standards for radio interface architecture, the physical layer, access procedures, broadcast, relaying, spectrum and rf characteristics, and system performance. Architecture would mean a collection of things, in this case equipment connected together.
This document presents the lte network architecture as the first technical document of lte area. The first deployments were simply known as lte, but later deployments were designated 4g lte advanced and later still 4g lte pro. This paper provides a short, but comprehensive, overview of the lte network architecture and interfaces. Lte procedures on s1 and x2 interfaces are described in detail. From theory to practice provides the reader with a comprehensive systemlevel understanding of lte, built on explanations of the theories which underlie it. Lte the umts long term evolution wiley online books. This tutorial has been designed for audiences with a need to understand the lte technology basics in very simple terms. As we know we can not live without modern wireless technologies. The book offers a wideranging coverage of the technical aspects of 5g. The lte network called eps evolved packet system is an endtoend e2e all ip network. Lte physical layer tutorials lte long term evolution medium.
This tutorial will give you enough understanding on lte technology from where you can take yourself at higher level of expertise. The main requirements for the new access network are high spectral efficiency, high peak data rates, short round trip time as well as flexibility in frequency and bandwidth. Providing much higher data speeds and greatly improved performance as well as lower operating costs, the scheme started to be deployed in its basic form around 2008. Oct 18, 2017 lte optimization engineering handbook is a comprehensive reference that describes the most current technologies and optimization principles for lte networks. According to different service requirements, fiberoptic cable availability and network resource allocations, ran real time and nonreal time resources can be deployed on the site or on the access cloud side. Lte evolved from an earlier 3gpp system known as the universal mobile telecommunication system umts, which in turn evolved from the global system for mobile communications gsm. Written by leading experts in the field, it serves as a handbook for anyone engaged in the study, design, deployment and business of cellular.
It is a radio access network standard meant to be a replacement of the umts, hsdpa and hsupa. Lte long term evolution or the eutran evolved universal terrestrial access network, introduced in 3gpp r8, is the access part of the evolved packet system eps. This book presents the concepts of sdmns which would change the network. The umts long term evolution from theory to practice book 2. Pdf fundamentals of 5g mobile networks researchgate. The basic architecture contains the following network elements. Physicalcommunication32010217244 219 table 1 lte,lteadvanced,andimtadvancedperformancetargetsfordownlinkdlanduplinkul. Enhancement of the utra optimisation of the utran architecture to ensure the continued competitiveness of the 3gpp technologies for the future lte was the first and only technology recognized by the next generation mobile network alliance to meet its broad requirements target deployment in 2010. Lte startup beginners guide this page has been designed for beginner with a need to understand the lte technology basics in very simple terms.
So i guess lte architecture would mean the connection layout between all the equipment that lte uses in the core and eutran network. The book covers the whole of lte, both the techniques used for radio. Not only was the radio access network improved for 4g lte, but the network architecture was overhauled enabling lower latency and much better interconnectivity. Audience this tutorial has been designed for audiences with a need to understand the lte technology basics in very simple terms. Lte tutorial tutorial on lte basics rf wireless world. A comprehensive guide to 5g technology, applications and potential for the future 5g brings new technology solutions to the 5g mobile networks including new spectrum options, new antenna structures, new physical layer and protocols designs and new network architectures. At some point, faculty have to be advocates for their students rather than, well, hirudinea.
The chapter also explores a new core network architecture referred to as the evolved packet core. The text offers an introduction to the basics of lte architecture, services and. Fundamentals of lte is a wellwritten and selfcontained book featuring a. Basically a pictorial layoutconnection diagram of various equipment used in lte. By enrolling to this course bundle, you will have access to two courses, in the first one you will learn, 2g3g packet switched ps core network. Eps is divided into two parts lte part which deals with the technology related to a radio access network eutran and epc part which deals with the technology related to a core network. Lte optimization engineering handbook is a comprehensive reference that describes the most current technologies and optimization principles for lte networks. Lte long term evolution network evolved from a 3gpp perspective from release 99 march 2000 with utra in fdd and tdd 2. Before you can truly understand network security, you have to first understand network architecture. Security in the lte sae network, user identity confidentiality, authentication data retrieval, network domain security, network domain security architecture, security architecture in ims, authentication data retrieval, ims key hierarchy. Jul 10, 20 this document provides a brief overview of the lte network architecture as the first technical document of lte area. Even though verizon here in the us brags about their lte network, a closer look will put things into perspective a bit.
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