Verizon launched its 4g lte network on december 5, 2010. The evolution of wireless telephone technologies can be discretely grouped into various generations based on. The goal of lte was to increase the capacity and speed of wireless data networks. Lte lte advanced for mobile broadband pdf, epub, docx and torrent then this site is not for you. It was the worlds first largescale 4g lte network, covering 38 major metropolitan areas and more than onethird of all americans at launch from there, verizon worked feverishly to expand the new network to every corner of the united states.
Architecture and key features of lte advanced networks. Evolutionary analysis of gsm, umts and lte mobile network. Long term evolution lte is a 4g wireless broadband technology developed by third generation partnership project. Advantages of lte disadvantages of lte long term evolution. Increased bandwidth endtoend ip simplified architecture. A usim stores userspecific data very similar to 3g sim card. The highlevel network architecture of lte is comprised of following three main components. Lte fully abbreviated as longterm evolution is a technology involving firstgeneration 4g cellular networking. Volte ims architecture ims core cscf, tas, mrf, bgw. The paper also briefly touches the bearer establishment procedure. Additionally,the evolvedpacketdatagatewayepdgprovidessecurity. Lte refers to long term evolution, and the architecture of the lte network is as following, the enodeb is the 4g site that the ue connects to.
Lte simplifying the migration to 4g networks cisco. Summary introduction to wireless lte 4g architecture and. All you need to do is just click on the download link and get it. Lte procedures on s1 and x2 interfaces are described in detail. We present an overview of the eutran radio interface characteristics and 4g network architecture elements. This document presents the lte network architecture as the first technical document of lte area. Named as lte long term evolution, the 4g system architecture is made up of an epc evolved packet core and. Sumit thakur uncategorized lte ppt power point presentation pdf. First, the lte network reference model is defined and its basic evolved packet system eps. In this network, the base terminal station btsnodebs aggregate the radio access network ran traffic and. However, other nations and companies do play an active role in the lte project. Its basis stands in the gsmedge and umtshspa network technologies, with changes in terms of an increased capacity and higher speed by simplifying the core network and using a different radio interface. Comparision of 3g wireless networks and 4g wireless.
Fundamentals of network planning and optimisation 2g3g4g. Typical mobile network architecture with mobile backhaul network portion highlighted. Dcs nideag metro network mplsethernet ipmpls csr core csr bsc msc mme pdsn sgw metrocellmicrocell nxt1e1, ds3, oc3. Lte architecture and interfaces linkedin slideshare.
To be able to move on to other lte technical documents that follow, fundamental understanding of the entities and interfaces of the eps system is required. Latency analysis and reduction in a 4g network tu delft. Network pdnbyassigninganipaddressfromthe pdntotheue,amongotherfunctions. Lte lte advanced 4g carrieraggregation comp relay mimo a b s t r a c t. Launch of first 4g lte commercial networks in scandinavia. It based on the original 3g technologies having the ability to reach the speed up to 100 mbits with a muchreduced latency. As a leader in network technology, samsung enables network operators and enterprises to seamlessly meet the evergrowing demand for data of their employees and customers. Free 4g lte books download ebooks online textbooks. A concatenation of policy decision function pdf and charging rules function. This paper explores what 4g network technology actually is, along with some of the propositions in order to fully figure out the advantages and challenges of effectively implementing 4g. The 3gpp evolution for the 3g mobile system created the new base station system, called evolved umts terrestrial radio access network eutran and a new core network, called evolved packet core epc as a result of two standardisation projects.
The lte network called eps evolved packet system is an endtoend e2e all ip network. Pdf mobile technology has emerged the needs for wireless. Lte is a technology based on ofdm,using a flat network architecture without rnc. Release 10 of lte is likely to approach imta, download upto 1 gbps and upload upto 500 mbps. What happens when a user performs a voice call from an lte4g network. Lte is a 4g wireless communications standard developed by the 3rd generation partnership project 3gpp thats designed to provide up to 10x the speeds of 3g networks for mobile devices such as smartphones, tablets, netbooks, notebooks and wireless hotspots. Alcatellucent solution for eutran sharing and key differentiators 14 3. Difference between 3g and 4g technology with comparison. The evolved packet core communicates with packet data networks in the outside world such as the.
The evolved umts terrestrial radio access network e. 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. It is an integration of various technologies including gsm,cdma,gprs,imt2000,wireless lan. A functional representation of 3g network architecture is shown in figure 1. Summary introduction to wireless lte 4g architecture and key business implications lf pau, prof. This document presents the lte network architecture as the first technical. The 4g lte networks offer the higher bandwidth at more than 100 mbps for. The general claim is that 4g lte networks can download data at speed. Lte uses ofdma in the downlink, it utilizes channel resources effectively. 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. Key objectives of 4g lte networks are to support higher data rates, improve spectral efficiency, reduce network latency, support flexible channel bandwidths, and simplify or flatten the network by utilizing an all packet ethernetip architecture.
Use of digital coding, modulation and communications. The paper introduces control plane and user plane architecture. Lte 4g network architecture lte core network mobile. In addition, the book focuses on the endtoend aspects of the lte network architecture and different deployment scenarios of commercial lte. This increases total user capacity of the lte network as different users utilize different channels to access the system. Index terms 4g network technologies, lte, lte advanced, mimo, wimax, wireless network, wimax2. This will decrease traffic load on the lte network. An adtran white paper 4glte mobile backhaul reference. Pdf survey on lte network architecture and its security aspects.
It does not take much time for user to open the browser and download high bandwidth movie. Conclusion here we are giving you lte seminar and ppt with pdf. Design, deployment and performance of 4g lte networks addresses the key practical aspects and best practice of 4g networks design, performance, and deployment. Design, deployment and performance of 4glte networks. System architecture evolution national chengchi university. The long term evolution standard lte is a wireless communications, highspeed data standard for mobile phones and data terminals. Mhz to 20 mhz, lte sae to provide up to four times the spectral efficiency of hsdpa release 6 deliver peak user data rates ranging up to 173 mbps and reduce latency as low as 10 ms leverage flat allip network architecture leverage a new air interface to significantly cut permbyte. Several key differences in a lte network enable more flexibility in its architecture than in a 3g. Difference between 4g and lte compare the difference. 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. Cisco 809 industrial integrated services routers data.
Lte stands for long term evolution and is a registered trademark owned by etsi european telecommunications standards institute for the wireless data communications technology and a development of the gsmumts standards. This paper provides a short, but comprehensive, overview of the lte network architecture and interfaces. This keeps information about the users phone number, home network identity and security keys etc. Summary introduction to wireless lte 4g architecture and key. The results obtained from the proposed model simulation has been deeply analyzed and. Magic mobile multimedia anytime, anywhere global mobile support integrated wireless solutions customized personal service.
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