Mar 26, 2012 the architecture of lte network and working principle lte is a standard for wireless data communications technology and an evolution of the gsmumts standard. The mobile equipment comprised of the following important modules. In addition to lte, 3gpp is also defining ipbased, flat network architecture. This document presents the lte network architecture as the first technical document of lte area. Check out this video for the 2nd 15 mins with 5g session with imtiyaz ali. Lte 4g network architecture lte core network mobile. The paper starts with a discussion about interworking between lte and 5g then explores. Much of the lte standard addresses the upgrading of 3g umts to what will eventually be 4g mobile communications technology. Lte fully abbreviated as longterm evolution is a technology involving firstgeneration 4g cellular networking. Current ran architecture is undergoing a transformation to increase deployment flexibility and network dynamicity, so that networks will be able to meet the performance requirements demanded by applications such as extreme mobile broadband and longrange massive mtc. Summary introduction to wireless lte 4g architecture and key.
In effect, this means that lte more than any other technology. Dec 01, 2018 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. Fourth generation systems and long term evolution 148. Main functionalities of each network node are discussed in detail along with examples. This page covers lte advanced architecture and lte advanced protocol stack. Also this paper tries to present the advantages why operators are. An adtran white paper 4glte mobile backhaul reference. Private lte and 5g the need for a private lte network solution wireless technologies have proliferated to almost all corners of the globe and continue to evolve toward full mobile broadband capability.
Lte advanced architecture lte advanced protocol stack. Get the best seminar report on volte technology with volte ppt and tutorials, diffrence between volte and voip, architecture diagram for engineering and projects. Audience this tutorial has been designed for audiences with a need to understand the lte technology basics in very simple terms. Lte, the long term evolution systems is the major milestone in stepping towards 4g evolution. Most measurements 47 for lte and 36 for gsm3g were less than lte and gsm3g did the measured level exceed 1%.
The two 5g network architecture options can be compared by looking at four main perspectives. 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 network architecture evolution ville eerola helsinki university of technology ville. The long term evolution standard lte is a wireless communications, highspeed data standard for mobile phones and data terminals. The vertical axis shows the number of measured points for each technology lte and gsm3g in each percentage range.
Lte or long term evolution is the brand name given to the efforts of 3gpp 4th generation technology development efforts mostly in europe and umb ultramobile broadband is the brand name for similar efforts by 3gpp2 in north america. 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. The 4g architecture basically build upon 3g or can say that it is a extension of 3g wireless technology. Named as lte long term evolution, the 4g system architecture is. Advantages of lte disadvantages of lte long term evolution. Sumit thakur uncategorized lte ppt power point presentation pdf. Get the best seminar report on volte technology with volte ppt and tutorials, diffrence between volte. 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. Volte, voice over lte is an imsbased specification. 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.
Systems beyond imt2000 imtadvanced is set to introduce evolutionary path beyond 3g. Technical innovation of lte lte is a technology based on ofdm,using a flat network architecture without rnc. 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. Ltea has been tested to show that the download and upload speeds are around two to three times faster than standard lte. Shared channel based, ps mode only but with voip capability simple architecture. Lte provides a packet switched model at the sap, but retains a circuit switched model at the phy. Lte network architecture webinar aircom international duration. However, other nations and companies do play an active role in the lte project. The architecture of lte network and working principle lte is a standard for wireless data communications technology and an evolution of the gsmumts standard. Typical mobile network architecture with mobile backhaul network portion highlighted.
Lte and umb and then look into the details system architecture evolution the proposed architectural. Multefire technology progress and benefits, and how it. Mar 05, 2018 volte ims architecture in simplified way. 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. The lte network called eps evolved packet system is an endtoend e2e all ip network. 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. This paper explores the network architecture of 4g 4th generation and lte long term evolution wireless technologies, the mobile standards used by these technologies and key features. To stop total cost of ownership from soaring, the proposed architecture will be softwareconfigurable and split between.
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. The existing mobile phones can not be used to access lte network features. Architecture would mean a collection of things, in this case equipment connected together. Launch of first 4g lte commercial networks in scandinavia.
Physicalcommunication32010217244 219 table 1 lte,lteadvanced,andimtadvancedperformancetargetsfordownlinkdlanduplinkul. Ltea improves upon the radio technology and architecture of lte. 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. Ltesae architecture and concepts have been designed for efficient support of. 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. Pdf 4g is new wireless technology developed by the third generation. If you continue browsing the site, you agree to the use of cookies on this website. Lte also k nown as evolved utra and evolved utran provides new physical layer concepts and protocol architecture for umts. Most measurements 47 for lte and 36 for gsm3g were less than. Lte advanced protocol stack consists of user plane and control plane for as and nas. Architecture and key features of lteadvanced networks.
Dcs nideag metro network mplsethernet ipmpls csr core csr bsc msc mme pdsn sgw metrocellmicrocell nxt1e1, ds3, oc3. Lte technology operating solely in unlicensed or shared spectrum wifilike deployment simplicity unlicensed spectrum, e. An important feature in lte is its adoption of radio resource management rrm procedures which. 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. Basically a pictorial layoutconnection diagram of various equipment used in lte. Raj jain download abstract rapid increase in data traffic over cellular network is necessitating deployment of long term evolution lte in the cellular. We will also cover 5g deployment scenarios from the specs as well as some of the informative web resources. The presentation on lte long term evolution slideshare uses cookies to improve functionality and performance, and to provide you with relevant advertising.
The user need to have mobile phone which supports lte functionality. This strategy accounts for the slow adoption of 5g technology and leverages lte network. Status and migration trends lav gupta, lavgupta at wustl. So i guess lte architecture would mean the connection layout between all the equipment that lte uses in the core and eutran network. This video tutorial talks about lte architecture in detail to give holistic view of lte architecture. This application note introduces lte fdd and tdd technology and related testing aspects. It based on the original 3g technologies having the ability to reach the speed up to 100 mbits with a muchreduced latency. Long term evolution protocol overview nxp semiconductors. The goal of lte was to increase the capacity and speed of wireless data networks. Higher versions of lte such as lte advanced will further improve the performance of existing lte standard based products. Myung 2 beyond 3g international mobile telecommunications imt2000 introduced global standard for 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.
Lte advanced architecture for eutran consists of pgw,sgw,mme,s1mme,enb,henb,henbgw, relay node etc. It based on the original 3g technologies having the ability to. Feb 20, 2016 this video tutorial talks about lte architecture in detail to give holistic view of lte architecture. 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. Umts long term evolution lte technology introduction. Mobile class targets 100 mbps with high mobility and nomadic local area class targets 1 gbpswith low. Nov 14, 2015 lte network architecture webinar aircom international duration. In consumer markets, service providers are delivering rich, collaborative, connected experiences to anyone with a smartphone or tablet. Long term evolution lte is designed to deliver very fast data speeds faster than most.
Lte is a 4g wireless broadband technology developed by the third generation. Lte a has been tested to show that the download and upload speeds are around two to three times faster than standard lte. Audience this tutorial has been designed for audiences with a need to understand the. Lte a improves upon the radio technology and architecture of lte. The main goals of lte is to increase the capacity and data rates of wireless data networks, improve spectrum efficiency, improve coverage, reduced latency and packetoptimized system that. Lte is a technological revolution, not just evolution high speed internet a large number of simultaneous users real time service self configuration and optimization all ip flat network architecture. Figure 1, presents a pictorial depiction of the discussion so far.
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