Ericsson lte now delivers gigabit speeds to more than ten markets worldwide, adding capacity and cutting timetocontent, for a network that keeps one step ahead of its customers. So i guess lte architecture would mean the connection layout between all the equipment that lte uses in the core and eutran network. Sumit thakur uncategorized lte ppt power point presentation pdf. This paper proposes an architecture for enabling the sharing of long term evolution lte infrastructures based on multioperator core network mocn, a well. It also provides a look at the evolution to a dataonly lte network and includes a discussion of. The original files retain their individual identities but are assembled into one pdf. Ericssons portfolio of base stations and core network products can be upgraded to ltesae, and the company is developing a range of lte base stations for new. Jul 10, 20 this document provides a brief overview of the lte network architecture as the first technical document of lte area.
A usim stores userspecific data very similar to 3g sim card. 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 management and subscriber databases. Introduction of 5g nsa core the initial stage of 5g network will be 5g nsa, where 5g base stations are introduced to the existing lte network. This page covers lte advanced architecture and lte advanced protocol stack.
This paper explores the 3gpp 5g network architecture from release 15 phase 1 and how this will evolve with the introduction of next generation core ngc network. Lte 4g network architecture lte core network mobile. 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. 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. The tutorial on lte also covers lte protocol stack, lte physical layer, lte network architecture and so on. Lte evolved from an earlier 3gpp system known as the universal mobile telecommunication system umts, which in turn evolved from the global. It based on the original 3g technologies having the ability to. 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. Cdma code division multiple access or cdma has its. With this continued strong evolution lte steadily paves the way for 5g while reusing the installed base. Ims architecture the lte user equipment perspective. Cisco is a leading packet core vendor for decades and has been influencing 3gpp standards given the expertise have built over several years. A platform that carries no baggage of legacy systems brings together the performance and robustness of enterprise class equipment at a competitive price point.
System architecture for 3gpp lte modem using a programmable baseband processor di wu, johan eilert and dake liu department of electrical engineering, link. This white paper will discuss why lte is now a highly attractive technology for private wireless networks across a wide range of enterprise verticals. This document provides a brief overview of the lte network architecture as the first technical document of lte area. Nokia e2e portfolio for mission and business critical networks. The files in a pdf portfolio can be in a wide range of file types created in different applications. Cdma architecture soft handoff cdma systems requires a gps receiver and antenna at every cell base. Volte sip handset sip support, uac, uas, user agent, sipua, underlying lte network dedicated bearer, qci, default bearer, ims core network sip servers, pcscf, icscf, scscf, tas, bgw, mrf, atcf, atgw, mgcf, pstn breakin or breakout calls. The nodes use the control plane, in order to exchange signaling messages between each other. Lte standard has been published by 3gpp as an extension of umtsbased on 3gpp standard and 1xevdobase on 3gpp2 standard technologies. Mar 01, 2012 because lte and lte advanced is the technology which will drive the future of mobile communication it is always good to have better knowledge on these. Mobile class targets 100 mbps with high mobility and nomadic local area class targets 1 gbpswith low. Lte network architecture in lte tutorial april 2020. The split architecture results in the necessary scaling dimensions to support 5g use cases and traffic structures in a costefficient way. In order to achieve this, the lte network architecture introduces a number of new network nodes and interfaces to implement the necessary functionality and manage the exchange of packets between mobile devices and external packet data networks.
Lte catm1 and nbiot how to choose the right technology for your. White paper qoriq qonverge portfolio nxp semiconductors. Long term evolution lte system architecture evolution sae adding mobility towards iwlan and non3gpp air interfaces. White paper qoriq qonverge portfolio nextgeneration wireless network bandwidth and capacity enabled. Here is a list of books which you should use to refine your knowledge on lte and lte advanced. Pdf towards an open source architecture for multioperator lte. Lte advanced architecture lte advanced protocol stack. Architecture of the gsm system gsm is a plmn public land mobile network several providers setup mobile networks following the gsm standard within each country gsm system comprises 3 subsystems rss radio subsystem. Lte and network evolution lte and network evolution itu. With dramatically increased frequency bands, radio frontend architecture is becoming ever more complex, particularly as it needs to support the carrier aggregation ca of lte advanced lte a. Architecture would mean a collection of things, in this case equipment connected together.
Lte procedures on s1 and x2 interfaces are described in detail. This video tutorial talks about lte architecture in detail to give holistic view of lte architecture. But before we jump into the architecture we need to understand what gave rise to the need of lte. The different implementation options are analyzed and a. None long term evolution lte network is optimized for delivering highspeed packetoriented content and services to a large number of mobile users.
Indeed these contribute strongly to lte meeting its performance targets. Our high performance cpes are simple to install, maintain and operate helping to reduce capex and opex. Main functionalities of each network node are discussed in detail along with examples. Lte has adopted packetswitch technology using endtoend. It addresses the performance attributes of the lte radio and system architecture and how the global lte ecosystem makes it. System architecture for 3gpp lte modem using a programmable.
Long term evolution lte tutorials lte video tutorial. The lte network architecture has been presented as the first document of the lte technical document series. Standalone network embedding lte radio, core and applications. Numerical simulations are used to show the performance of the first release of lte, as well as assess the benefit of the key features. The paper introduces control plane and user plane architecture. In this second part of 15 mins with 5g we will start looking at the 3gpp specifications for 5g network architecture and learn how to refer the specs.
Myung 2 beyond 3g international mobile telecommunications imt2000 introduced global standard for 3g. Lte tutorial tutorial on lte basics rf wireless world. Lte network architecture evolution ville eerola helsinki university of technology ville. Lte advanced protocol stack consists of user plane and control plane for as and nas. 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. The paper starts with a discussion about interworking between lte and 5g then explores. We brought massive connectivity to the internet of things and made lte meet the requirements of missioncritical services, such as those for public safety. System architecture evolution sae is the core network architecture of 3gpps lte wireless communication standard. Lte will evolve to lte aadvanced to enhance the capacity, qos, and nw flexibility. Highly ruggedized compact cellular 3g and 4g lte with gps and dual sim and wlan 2. 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.
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. For example, a pdf portfolio can include text documents, email messages, spreadsheets, cad drawings, and powerpoint presentations. An outlook of the evolution of lte toward lte advanced and full imtadvanced capabilities complete the article. First, the lte network reference model is defined and its basic evolved packet system eps entities and the functions of each entity are. Increased bandwidth endtoend ip simplified architecture. Nov 18, 2017 lte architecture basics 4g introduction this is the first part of the series ltearchitecture.
Lte is mainly designed for high speed data applications both in the uplink and downlink. Barth all rightsreserved2006, alcatel 4 need for ps optimised system evolve umts towards packet only system need for higher data rates. The lte x2 interface supports communication between enbs for the purposes of. Code division multiple access technology mobile device investigations program technical operations division. Lte cpe portfolio telrad networks has a comprehensive portfolio of lte products designed to deliver extended coverage and high data throughput for virtually any deployment scenario. Introduction to evolved packet core to cvtdallas online. If you continue browsing the site, you agree to the use of cookies on this website. The highlevel network architecture of lte is comprised of following three main components. One of the main drivers making this change possible is the deployment of 4th generation \4g\ long \ term evolution \lte\ cellular technologies. Jan 16, 2011 the presentation on lte long term evolution slideshare uses cookies to improve functionality and performance, and to provide you with relevant advertising. Long term evolution lte is explicitly designed to deliver highspeed, high quality services to mobile subscribers. Network architecture functional and physical domains ericsson.
Lte fully abbreviated as longterm evolution is a technology involving firstgeneration 4g cellular networking. Lte have a significant effect on the operation of mobile devices. Course contents historical vision lte capabilities system architecture 3. Epc with functional additions to support the nr radio access though multirat dual connectivity together with lte provides a relatively light weight effort to. Scbm3404 is a highly optimized device built for enterprise and local areamacro base stations. Lte radio frame 10 ms 1 subframe 1 ms 1 r e s o u r c e t b l o c k 1 2 s s u b c a r r i e r s 1 8 0 f k h z h 1 s c d h 1 5 h z time r e q u e n c y r e o u r c e b l o c k s c a n n e l b a n d w i lte 6 symbols two types of cyclic prefix supported by lte. Introduction the architecture of the henb system is discussed and three different options for implementation are listed. System architecture evolution longterm evolution lte. Lte advanced architecture for eutran consists of pgw,sgw,mme,s1mme,enb,henb,henbgw, relay node etc. We will also cover 5g deployment scenarios from the specs as well as some of the informative web resources. Lte architecture article about lte architecture by the. Lte uses several different types of logical, transport and physical channel, which are distinguished by the kind of information they carry and by the way in which the information is processed in the transmitter.
This document serves as a guide to the fundamentals of how lte networks operate and explores the lte security architecture. Lte architecture article about lte architecture by the free. We need to find a good rffe topology applicable for the lte mass market and scalable for multiple variants. First, the lte network reference model is defined and its basic evolved packet system eps entities and the functions of each entity are described. In recent years, architecture firms and students alike have been switching from paper portfolios to digital presentations. Most of my carrier about wireless area was about the wireless communication between ue mobile phone and enbbts, i tend to assume that all other. A pdf portfolio contains multiple files assembled into an integrated pdf unit. After assembling a pdfportfolio in adobe acrobat, you can easily e. The lte network architecture strategic white paper 1 1. The evolved umts terrestrial radio access network e.
However, some services, such as conversational voice over ip voip, require special treatment in order to minimize endtoend delay and provide a. Basically a pictorial layoutconnection diagram of various equipment used in lte. Volte ims architecture ims core cscf, tas, mrf, bgw. Rapid development of various communication technologies, both fixed and mobile, has caused, first of all, an increased interest in accessing the internet. Nearly every firm today has a website to display their past projects. The lte network architecture explained in this document applies to a lte only network provided by a single operator and thus has. Long term evolution lte is the next generation 3gpp radio access network evolved umts terrestrial radio access network eutran system architecture evolution sae is the 3gpp next generation standard for mobile networks providing. This keeps information about the users phone number, home network identity and security keys etc.
Systems beyond imt2000 imtadvanced is set to introduce evolutionary path beyond 3g. Cisco has witnessed transitions earlier too, first from 2g to 3g and then 3g to 4g, and we are currently bestplaced vendor to define and lead the solution for the important and crucial transition from 4g to 5g. Sae is the evolution of the gprs core network, with some differences. This paper provides an overview of ims, its architecture and applications from the perspective of the lte user equipment ue. The architecture of lte network and working principle. It also guarantees that ran architecture is futureproof. Empower defense forces everywhere with ultrabroadband ipbased modern networking. The cisco industrial router portfolio the complete line of industrial routers includes. It is thus an lte advanced pro evolution and a nr technology that adds to existing networks in a 3gpp nonstand alone nsa or 3gpp stand alone sa architecture configuration. Physicalcommunication32010217244 219 table 1 lte,lteadvanced,andimtadvancedperformancetargetsfordownlinkdlanduplinkul. In order to well understand the architecture of lte network, we need to know what is the difference between the control plane, and the user plane. The presentation on lte long term evolution slideshare uses cookies to improve functionality and performance, and to provide you with relevant advertising.
The evolved packet core communicates with packet data networks in the outside world such as the. Technical overview of 3gpp lte indian institute of. Most of my carrier about wireless area was about the wireless communication between ue mobile phone and enbbts, i tend to assume that all other readers has the same interestfocus as mine. Feb 20, 2016 this video tutorial talks about lte architecture in detail to give holistic view of lte architecture. Skts network portfolio efficiently copes with the data traffic explosion. Samsung lte core is already virtualized and provides a cups architecture with separate cp and up, a basic feature of 5g, for quick and easy support of the introduction of 5g network. Private lte networks for industrial iot large addressable market with many verticals multefire in 5ghz globally, lte based cbrs in 3. The huge role of the internet in todays world of information exchange is undeniable. He recently completed his interaction design studies at copenhagen institute of interaction design ciid. Also this paper tries to present the advantages why operators are. Lte network architecture in lte lte network architecture in lte courses with reference manuals and examples pdf. This paper briefly describes lte technology, its challenges and freescales solutions for addressing these challenges. Its flexibility and decoupling of hardware from software enables a softwaredefined elastic resilient ran. A read is counted each time someone views a publication summary such as the title, abstract, and list of authors, clicks on a figure, or views or downloads the fulltext.