Release 8 and release 9 architecture, access technique and frame structure, physical layer lte advanced. Lte network architecture webinar aircom international. The best way to learn a new technology is to look the overall architecture first, like the end to end communication interfaces, protocols involved, radio interface technology involved, etc. Dummies book for your business or organization, please contact our business development. A further goal was the redesign and simplification of the network architecture to an ipbased. Network architecture evolution from 4g to 5g netmanias. Lte architecture the infrastructure of an lte cellular network comprises the eutraeutran air interface and the evolved packet core epc, which includes the gateways, mobility.
Mobile 4g lte lte, lte advanced mobile 1g amps, nmt, tacs richer content video more connections 1 peak data rate for gsmgprs, latest evolved edge has peak dl data rates capable of up to 1. This first presentation explores the nodes that make up an lte network and the functions of each. The huge role of the internet in todays world of information exchange is undeniable. The initial focus is on the applicability of the proposed architecture to lte and its evolution. The term lte is typically used to represent both lte and sae.
Lte presentation ppt free download as powerpoint presentation. The architecture is based on an evolution of the existing gsmwcdma core network, with simplified operations and. Physicalcommunication32010217244 219 table 1 lte,lteadvanced,andimtadvancedperformancetargetsfordownlinkdlanduplinkul. Free 4g lte books download ebooks online textbooks. It also has a function for limiting the use of an lte terminal to only the lte subscriber based on the type of user terminal and lte subscriber profile. Ltesae architecture and concepts have been designed for efficient support of massmarket usage of any ipbased service. This book is about the worlds dominant 4g mobile telecommunication system, lte. Lte lte advanced for mobile broadband pdf, epub, docx and torrent then this site is not for you. Comparision of 3g wireless networks and 4g wireless. The evolved packet core communicates with packet data networks in the outside world such as the. The evolved umts terrestrial radio access network e.
Make your own animated videos and animated presentations for free. 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. A usim stores userspecific data very similar to 3g sim card. Executive summary this paper provides a comprehensive overview of the network architecture of a long term evolution lte system according to the release 8 version of the specifications. The evolution of wireless telephone technologies can be discretely. Restrained by the long term evolution lte limited network capacity, wifi technology is considered as one of the promising solutions to leverage the traffic load and. An adtran white paper 4glte mobile backhaul reference. Mec architectural implications for lteltea networks. Architecture and key features of lteadvanced networks. But before we jump into the architecture we need to understand what gave rise to the need of lte.
The downlink receiver chain of an lte modem is depicted in fig. The presentation on lte long term evolution slideshare uses cookies to improve functionality and performance, and to provide you with relevant advertising. Lte architecture article about lte architecture by the. What a converged mobile internet protocol would look like mobility was added to ip after the fact due to historical reasons, but single unified solution remains feasible previous attempts at convergence such as mobile ip proved to be insufficient 5g is an opportunity for the industry to address this need with a single unified protocol stack for all. This keeps information about the users phone number, home network identity and security keys etc. T his pub lic atio n is av ailab le free of c harg e from. Partnership project 3gpp to work on the longterm evolution lte on the way towards fourthgeneration mobile. The 5g architecture working group as part of the 5g ppp initiative is. Lte network architecture internet hss pgw s6a s5 s11 sgw evolved packet core epc sgw mme s1mme s1u evolved universal terrestrial radio access network eutran x2 x2 enb enb enb lteuu enb enhanced node b mme mobility management entity sgw serving gateway pgw packet data network gateway hss home subscriber systemirfan. The report then delivers a detailed analysis of the technology options available to enable network operators to make the transition to flat ip networks. The lectures also cover channel mapping and ue categories. Lte architecture and interfaces linkedin slideshare. The design challenge to create a network architecture capable of.
Lte architecture basics 4g introduction this is the first part of the series ltearchitecture. First, the lte network reference model is defined and its basic evolved packet system. 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 and the evolution to 4g wireless by agilent technology file type. Speed test of 4g network oncampus speed test of wifi on campus ping speed test see appendix 1 for definition data download upload speed students location when using device. This document presents the lte network architecture as the first. Several key differences in a lte network enable more flexibility in its architecture than in a 3g. This document presents the lte network architecture as the first technical document of lte area. Lte and the evolution to 4g wireless download book. Lte fully abbreviated as longterm evolution is a technology involving firstgeneration 4g cellular networking. Access network eutran and long term evolution lte are used interchangeably in the sa working groups the term system architecture evolution sae was used to signify the broad framework for the architecture for some time the term ltesae was used to describe the new evolved system, but now this has become known as the evolved. Long term evolution lte is a 4g wireless broadband technology developed by third generation partnership project. Architecture and key features of lte advanced networks.
Sae system architecture evolution is the corresponding evolution of the gprs3g packet core network evolution. In telecommunications, longterm evolution lte is a standard for wireless broadband. Using 4g lte for both primary and backup networking helps distributed enterprises enable branch office connectivity and applications like digital signage, kiosks, cctv, popup stores, pointofsale systems, instore wifi, and a variety of transportation applications. The lte network architecture strategic white paper 1 1. While ltefdd uses paired frequencies to upload and download data, ltetdd. Introduction 3gpp longterm evolution lte is the 4th generation radio access technology which incorporates orthogonal frequency division multiple access ofdma as the multipleaccess scheme in downlink. From 3g to lte analyzes data from network operators and technology suppliers to determine how continued growth of data traffic volumes will affect mobile network performance. Pdf system architecture for 3gpp lte modem using a. 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. Mobile class targets 100 mbps with high mobility and nomadic local area class targets 1 gbpswith low. Audience this tutorial has been designed for audiences with a need to understand the lte technology basics in very simple terms. Long term evolution lte is a 4g wireless broadband technology developed.
Rapid development of various communication technologies, both fixed and mobile, has caused, first of all, an increased interest in accessing the internet. The lte poster from alcatel lucent provides some details about bearer architecture, lte security system, internetworking of lte with other 3gpp umts and gsm and non3gpp systems. A functional representation of 3g network architecture is shown in figure 1. Systems beyond imt2000 imtadvanced is set to introduce evolutionary path beyond 3g. Course contents historical vision lte capabilities system architecture 3. 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. The main goal of lte is to provide a high data rate, low latency and packet optimized radioaccess technology supporting flexible bandwidth deployments. Alcatel lucent are one of the top network solution provider. If you continue browsing the site, you agree to the use of cookies on this website. System architecture evolution national chengchi university. Barth all rightsreserved2006, alcatel 25 system architecture evolution objectives new core network architecture to support the highthroughput lowlatency lte access system simplified network architecture all ip network all services are via ps domain only, no cs domain.
Lte users and passes that information to the mme at the time of location registration. Typical mobile network architecture with mobile backhaul network portion highlighted. From theory to practice provides the reader with a comprehensive systemlevel understanding of lte, built on explanations of. This paper presents the system architecture of an lte modem based on a programmable. Myung 2 beyond 3g international mobile telecommunications imt2000 introduced global standard for 3g. The highlevel network architecture of lte is comprised of following three main components. The path to lte will include many improvements to network elements in existing mobile networks. Lte architecture and lte attach linkedin slideshare. Lte stands for long term evolution and it was started as a project in 2004 by telecommunication body known as the third generation partnership project 3gpp. Introducing lte advanced pdf 36p 4g wireless systems lte technology pdf slides 82p the evolution to 4g cellular systems lte advanced pdf 28p lte the future of mobile broadband technology pdf 19p summary introduction to wireless lte 4g architecture and key business implications pdf 78p antenna design considerations for lte mobile. Sumit thakur uncategorized lte ppt power point presentation pdf. System architecture for 3gpp lte modem using a programmable baseband processor. The first of a series of lte webinars hosted by aircom. It based on the original 3g technologies having the ability to reach the speed up to 100 mbits with a muchreduced latency.
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