Umts architecture umts system uses the same core network as the gprs and uses entirely new radio interface. Irving2,b 1 department of computer science, federal university lafia, nasarawa state, nigeria 2 department of computing, engineering and technology, university of sunderland, sunderland, sr6 0dd, united kingdom. Jan 23, 2019 hello friends, here is the link to my new udemy course on 5g technologies, architecture and protocols and all other courses. It based on the original 3g technologies having the ability to. Physicalcommunication32010217244 219 table 1 lte,lteadvanced,andimtadvancedperformancetargetsfordownlinkdlanduplinkul.
Umts is an umbrella term for the third generation radio technologies developed within 3gpp. From the editors of the highly successful wcdma for umts, this new book gives a complete and uptodate overview of long term evolution lte in a systematic and clear manner. 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. Lte fully abbreviated as longterm evolution is a technology involving firstgeneration 4g cellular networking. Outline of the lecture evolutions form gsm to umts. Universal mobile telecommunications system umts lte architecture. Jul 18, 2017 in this video we discuss three topics. The radio access specifications provide for frequency division duplex fdd and time division duplex tdd variants, and several chip rates are provided for in the tdd option, allowing utra technology to operate in a wide range of bands and coexist with other radio access technologies. Umts is a complete system architecture as in gsm emphasis on standardized interfaces mix and match equipment from various vendors simple evolution from gprs allows one to reuseupgrade some of the gprs backhaul equipment backward compatible handsets and signaling to. Lte have a significant effect on the operation of mobile devices. The long term evolution standard lte is a wireless communications, highspeed data standard for mobile phones and data terminals. 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.
Evolution to lteadvanced edited by harri holma, antti toskala. It starts with an indepth explanation of the background and standardization process before moving on to examine the system architecture evolution sae. This page on umts vs lte describes difference between umts and lte systems. Umts to gsm or umts to gprs umts supports a variety of user data rates and both packet and circuit switched services system composed of three main subsystems telcom 2720 20 umts system architecture ue user equipment that interfaces with the user utran umts terrestrial radio access network handles all radio.
Section 4 gives an overview of the lte architecture, while section. It based on the original 3g technologies having the ability to reach the speed up to 100 mbits with a muchreduced latency. This document presents the lte network architecture as the first technical document of lte area. The architecture of evolved umts terrestrial radio access network e. Evolutionary analysis of gsm, umts and lte mobile network architectures paschal a. Separation of access technology, transport technology, service technology. Architecture enhancements for non3gpp accesses 3gpp ts 23. The eutran handles the radio communications between the mobile and the evolved packet core and just has one component, the evolved base stations, called enodeb or enb. The first band covers global system for mobile communication gsm, universal mobile telecommunication system umts, wirless local area network.
A usim stores userspecific data very similar to 3g sim card. The umts architecture takes advantage of the existing gsm and gprs networks which serve as a core network in umts infrastructure. The universal mobile telecommunications system umts is a third generation mobile cellular system for networks based on the gsm standard. 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. Lte 4g network architecture lte core network mobile. It is assigned to a single user and contains all the functions needed to access umts services. Though umts supports both voice and data similar to gsm,certain standards for example hspa was targetted mainly for increasing the data rate capabilities of umts mobile terminalsdongles. Sumit thakur uncategorized lte ppt power point presentation pdf. It also provides a look at the evolution to a dataonly lte network and includes a discussion of.
Myung 2 beyond 3g international mobile telecommunications imt2000 introduced global standard for 3g. Lte architecture article about lte architecture by the. Section 4 gives an overview of the lte architecture, while section 5 gives an overview of the comparison between all architectures. The first band covers global system for mobile communication gsm, universal mobile telecommunication system umts, wirless local area network wlan and long term evaluation lte, while the. The internal architecture of the user equipment for lte is identical to the one used by umts and gsm which is actually a mobile equipment me. In order to meet the requirements for lte networks, the evolved utran e utran architecture has been improved dramatically from the 3g3. Lte was the 4g successor to the 3g umts system which was developed to provide a further evolution of the mobile telecommunications system available.
Summary introduction to wireless lte 4g architecture and key. World scientific news 54 2016 2739 28 while section 3 discusses the umts architecture. Written by experts actively involved in the 3gpp standards and product development, lte for umts, second edition gives a complete and uptodate overview of long term evolution lte in a systematic and clear manner. Lte also k nown as evolved utra and evolved utran provides new physical layer concepts and protocol architecture for umts. Architecture and key features of lteadvanced networks article pdf available january 2012 with 12,383 reads how we measure reads. In view of the far greater number of applications and facilities that it can perform, the decision was made to call it a user equipment rather than a mobile.
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. Below is a brief description of each of the components shown in the above architecture. Developed and maintained by the 3gpp 3rd generation partnership project, umts is a component of the international telecommunications union imt2000 standard set and compares with the cdma2000 standard set for networks based on the competing. Irving2,b 1 department of computer science, federal university lafia, nasarawa state, nigeria 2 department of computing, engineering and technology, university of. The mobile equipment comprised of the following important modules. Umts networks andreas mitschelethiel, jens muckenheim oct12 1 umts system architecture and protocol architecture overview on overall system architecture umts network architecture and elements mobile station highlevel functions umts domains and strata umtsgprs protocol architecture references.
Its basis stands in the gsmedge and umts hspa network technologies, with changes in terms of an increased capacity and higher speed by simplifying the core network and using a different radio interface. 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. Umts to gsm or umts to gprs umts supports a variety of user data rates and both packet and circuit switched services system composed of three main subsystems telcom 2720 4 umts system architecture ue user equipment that interfaces with the user utran umts terrestrial radio access network handles all radio. At first i will center the study in the objectives and main characteristic of this generation. The iu is the utran interface between the radio network controller rnc and cn. The highlevel network architecture of lte is comprised of following three main components. This application note introduces lte fdd and tdd technology and related testing aspects. Developed and maintained by the 3gpp 3rd generation partnership project, umts is a component of the international telecommunications union imt2000 standard set and compares with the cdma2000 standard set for networks based on the competing cdmaone. Umts networks oliver waldhorst, jens muckenheim oct11 1 umts system architecture and protocol architecture overview on overall system architecture umts network architecture and elements mobile station highlevel functions umts domains and strata umtsgprs protocol architecture references.
Both the systems are used for cellular mobile communications. Umts long term evolution lte technology introduction. Larchitecture umts est constituee dune partie radio appelee rns radio network. Later hsdpa,hsupa,hspa, lte and lte advanced were introduced consecutive releases from 3gpp.
Mobile class targets 100 mbps with high mobility and nomadic local area class targets 1 gbpswith low. The mobile phone and subscriber identity module, the umts radio access network and, supporting voice with the circuit switched core network. Later hsdpa,hsupa,hspa,lte and lte advanced were introduced consecutive releases from 3gpp. This paper provides an overview of ims, its architecture and applications from the perspective of the lte user equipment ue. Building upon on the success of the first edition, lte for umts, second edition has been revised to now contain improved coverage of the release 8 lte details, including field. Umts network architecture basic configuration, release 3 bss bsc rns rnc cn node b node b a iups iur iub uu msc sgsn gs gmsc ggsn hlr gn gr gc c d e auc h eir f gf pstn gi gb iucs vlr b gp. The user equipment or ue is a major element of the overall 3g umts network architecture. The network architecture can be divided into subsystems based on the nature of traffic, protocol structures, physical elements. Lte the umts long term evolution wiley online books.
The lte network called eps evolved packet system is an endtoend e2e all ip network. February, 28th 2005 overview in this document i make a study of third mobiles generation systems. Ce nouveau reseau remplacera progressivement les anciens reseaux 2g gsm, gprs, edge et 3g umts, hsxpa. The home subscriber server hss component has been carried forward from umts and gsm and is a central database that contains information about all the network operators subscribers. Outline 1 introduction 2 lte architecture 3 lte radio interface 4 multimedia broadcastmulticast service 5 lte deployment considerations 6 work related to video streaming 7 conclusions ahmed hamza long term evolution lte a tutorial october, 2009 2 48. In order to simplify protocol architecture, lte brings some major changes to the existing. Umts lte technology theory, such as lte architecture, physical and transport. Wirelesscommunication general terms security keywords umts, gsm, maninthemiddle attack, authentication, mobilecommunication permission to make digital or hard copies of all or part of this work for personal or classroom use is granted without fee provided that copies are. Pdf universal mobile telecommunications system umts. Evolutionary analysis of gsm, umts and lte mobile network. System architecture with eutran and legacy 3gpp access networks. Systems beyond imt2000 imtadvanced is set to introduce evolutionary path beyond 3g. 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.
Umts system architecture and protocol architecture overview on overall system architecture umts network architecture and elements mobile station. The functions of the enb in eutran systems include not only base station nodeb functions to. The new radio network in umts is called utran umts terrestrial radio access network and is connected to the core network cn of gprs via iu interface. Evolution types evolution contains not only technical evolution but also expansion to network architecture and services. While legacy networks employed a hierarchical architecture, eutran uses a flat architecture. This keeps information about the users phone number, home network identity and security keys etc.
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