The lte sae architecture and concepts have been designed for efficient support of massmarket usage of any ipbased service. T he hss can be ac essed y t e mme via s6a interface. The network architecture enables the most innovative platform for the communication ecosystem. 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. To ensure cost efficient lte terminal devices, a scalable lte rffe design is essential. Jul 18, 2017 this video is taken from our gsm and gprs system engineering course. The next step is longterm evolution lte of the 3rd generation partnership project 3gpp covering emerging needs of mobile broadband into the next decade, with cell data rates of over 300 mbps expected when the system. Lte network architecture evolution ville eerola helsinki university of technology ville. Jul 10, 20 this document provides a brief overview of the lte network architecture as the first technical document of lte area.
System architecture cisco video surveillance manager on. Wimax endtoend system, wimax products radio access portfolio, mobile wimax networking, cisco bwx adaptive beamforing, cisco mobile wimax modem family, cisco bwx element management system, cisco broadband wireless gateway bwgand transport network, wimax end to end network. This page covers lte advanced architecture and lte advanced protocol stack. Demand for 5g services is rising sharply across consumer and industry markets. The lte network called eps evolved packet system is an endtoend e2e all ip network. 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. Mar 01, 2012 this book focuses on lte with full updates including lte advanced to provide a complete picture of the lte system. 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. Sae system architecture evolution is the corresponding evolution of the gprs3g packet core network evolution. System architecture evolution sae is the core network architecture of 3gpps lte wireless communication standard. The term lte is typically used to represent both lte and sae. 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. To service this demand, service providers need purposebuilt microwave and fiber mobile transport solutions delivering ubiquitous, highcapacity 5g and 4g connectivity across cities, suburban areas and remote, rural spaces.
An outlook of the evolution of lte toward lte advanced and full imtadvanced capabilities complete the article. Introduction to evolved packet core to cvtdallas online. In this paper, we consider the lte qos model framework and try to optimize the operator policy with regard to the. The goal of lte was to increase the capacity and speed of wireless data networks. Overview and detailed explanations are given for the latest lte standards for radio interface architecture, the physical layer, access procedures, broadcast, relaying, spectrum and rf characteristics, and system performance. The 3gpp nbiot system architecture for the internet of things abstract. Cisco iot system cisco iot products portfolio industrial switching ie 2k,3k,4k,5k, cgs substation embedded routing asr 902903, ess, 5900 esr cgr 2000. The global system for mobile communications gsm which is a standard for 2g second generation cellular networks has created an avenue for the development of 3g third generation and 4g fourth generation cellular network standards such as universal mobile telecommunications system umts and long term evolution lte. The huge role of the internet in todays world of information exchange is undeniable.
The mimo detector and the fec processor that handles harq and turbo decoding are presented in sec. Long term evolution lte system architecture evolution sae adding mobility towards iwlan and non3gpp air interfaces. We consider a simplified lte architecture involving com ponents. Lte advanced architecture lte advanced protocol stack. The lte longterm evolution is a highdata rate open multimedia mobile system. If you want to know what lte sae long term evolution system architecture evolution is, this course will give you an overview of the new radio technology and protocols involved in the eutran evolved utran, also referred to as lte and the architecture behind epc evolved packet core, also referred to as sae system architecture evolution. First, the lte network reference model is defined and its basic evolved packet system eps entities and the functions of each entity are described. For example, a pdf portfolio can include text documents, email messages, spreadsheets, cad drawings, and powerpoint presentations. Barth all rightsreserved2006, alcatel 4 need for ps optimised system evolve umts towards packet only system need for higher data rates.
Mobile transport to support 5g and lte everywhere ericsson. The 5g system consists of next generation radio access network ngran, new radio and evolved lte and 5g core network 5gc, supporting end to end flow based qos and network slicing separated by a standardized, unified and open interface, which allows a multivendor deployment. It addresses the performance attributes of the lte radio and system architecture and how the global lte ecosystem makes it. Thirdgeneration 3g wireless systems are deployed all over the world. Portfolio management systems or portfolio systems are defined as itenabled systems used by buyside firms to manage client portfolios across different assets, geographies and clientele. These travel as far as the physical channel processor in the receiver, but. Lte advanced architecture for eutran consists of pgw,sgw,mme,s1mme,enb,henb,henbgw, relay node etc. As shown in the figure lte sae system architecture evolution consists ue,enodeb and epcevolved packet core. If you continue browsing the site, you agree to the use of cookies on this website. This insures maintaining system flexibility but also unifying the frontend components eco system. Cisco wimaxend to end architecture pdf 54p this note covers the following topics. The system cannot suffer loss of service due to single point failures. The ability to support other industries is a major challenge for communication service providers going forward.
A good architecture forms the foundation of successful networks. The original files retain their individual identities but are assembled into one pdf. Skts network portfolio efficiently copes with the data traffic explosion. The course outlines key radio technologies selected for lte. Long term evolution l te 3gpp work on the evolution of the 3g mobile system started in november 2004. A baseline architecture for private lte is shown in figure 2. Ltesae architecture and performance semantic scholar. Close attention is given to ltes use of multiple antenna techniquesin particular, multiple input multiple output mimoand to a new. 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. Besides the quality of service, the availability of service is also one of the main requirements of the mission critical communication system for emergency responders. Firstnet, an lte based system will require different criteria. Nbiot is a promising new radio access technology which can coexist with existing gsm, umts and lte deployments.
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. 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 lte sae was used to describe the new evolved system, but now this has become known as the evolved. This document provides a brief overview of the lte network architecture as the first technical document of lte area. Pdf the deployment of a new mobile telecommunication operator and its operation can lead to very high costs and a long entry time to. Ltesae longterm evolution system architecture evolution systems promise. The first version of the 3gpp narrowbandiot nbiot standards has been finalized in june 2016 as part of release. The 2d array structure allows a large number of antenna elements to be packed within. Lte advanced protocol stack consists of user plane and control plane for as and nas.
The files in a pdf portfolio can be in a wide range of file types created in different applications. An outlook of the evolution of lte toward lte advanced and. Physicalcommunication32010217244 219 table 1 lte,lteadvanced,andimtadvancedperformancetargetsfordownlinkdlanduplinkul. 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. Maintaining compatibility with mobile devices and services.
Ventilation systems installation plans mechanical ventilation. Epc was previously called sae system architecture evolution. In order to ensure compatibility with existing mobile phone networks, phones and services, the radio interface to the mobile phone and to the core network are the same. Ims architecture the lte user equipment perspective. A pdf portfolio contains multiple files assembled into an integrated pdf unit. As such the system must monitor its noise floor or ambient noise. Pdf virtualization of the core network of lte researchgate. Fdmimo utilizes a 2d active antenna array aaa that integrates a 2d planar passive antenna element array and an active transceiver unit array into an active antenna system aas. Practical attacks against privacy and availability in 4glte. This document presents the lte network architecture as the first technical document of lte area.
Numerical simulations are used to show the performance of the first release of lte, as well as assess the benefit of the key features. System architecture cisco video surveillance manager onboard cisco video surveillance media server video recording and storage based on event triggers video offload via wifi in maintenance yard ir829 vehicle logic unit ie4k2k yard wifi network ruggedized server cisco ip cameras 2. Towards an open source architecture for multioperator lte core networks. And just in case you missed it, you can also check out the. Specification of a large system like lte is a complex endeavor. Various interfaces are designed between these entities which include uu between ue and enodeb, x2 between two enodeb, s1 between epc and enodeb. The course outlines key radio technologies selected for lte e. To much noise will cause interference leading to degraded service or dropped calls.
Named as lte long term evolution, the 4g system architecture is made up of an epc evolved packet core and evolved universal terrestrial radio access network eutran. 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. The innovative design and flexible combinations of the function modules and auxiliary. Lte was the 4g successor to the 3g umts system which was developed to provide a further evolution of the mobile telecommunications system available. To move past the limitations of a 5 mhz wcdma system, 3gpp is now deploying a new standard for a new mobile networks, and this is called the long term evolution lte and system architecture evolution sae for next generation mobile networks. Home portfolio training catalogue 2g3g4g training lteepc system overview. Architecture for localarea private lte networks source. 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.
Introduction 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 3 48. The ltesae architecture and concepts have been designed for efficient support of. With this continued strong evolution lte steadily paves the way for 5g while reusing the installed base. We will also cover 5g deployment scenarios from the specs as well as some of the informative web resources. 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 support mobility between multiple heterogeneous access system 2g3g, lte, non 3gpp access systems e. The modern communication system is aimed to reach the real world one environment from virtual world via connecting resources of one with another through social network system. Evolutionary analysis of gsm, umts and lte mobile network. New frequency spectrum, new radio with tight integration with lte and wifi and further steps into cloud architecture, nfv and sdn are required to meet the needs for e. Pdf towards an open source architecture for multioperator lte. 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. The most frequent difference that i noticed were the different point of observation in overall network architecture and different level of the details. Sae is the evolution of the gprs core network, with some differences.
Lte tutorial tutorial on lte basics rf wireless world. Iv presents the architecture of the programmable baseband processor. Iot systems are likely to require the use of a variety of processing software and the adaptability of cloud services is likely to be required in order to deal with new requirements, firmware or system updates and offer new capabilities over time. It accounts for eps relation to and interoperability with the legacy 2g3g network as well as non3gpp networks. System architecture evolution long term evolution lte. The architecture of lte network and working principle lte is a standard for wireless data communications technology and an evolution of the gsmumts standard. This is the next step in the continuous move to wider bandwidth and higher data rates. System architecture evolution national chengchi university. Lte the 4g standard uses a different approach, having incorporated small cells into the system from the outset. However, other nations and companies do play an active role in the lte project.
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. Volte service description and implementation guidelines. The chapter discusses gsm frequency bands, the gsm public land mobile network plmn and its objectives and services, gsm architecture and gsm subsystem entities, interfaces, and protocols between gsm. Wearables 1 1 executive summary wearables technology concerns any electronic products that are designed to be worn on people, animals or even insects in order to collect data through sensors and to affect change through command actuation, depending on the capability and capacity of the wearable device. Check out this video for the 2nd 15 mins with 5g session with imtiyaz ali. This application note describes the long term evolution lte of the universal mobile telecommunication system umts, which is being developed by the 3rd generation partnership project 3gpp. Cdma systems are equipment with a protocol that allows the system to adjust in these situations. Indeed these contribute strongly to lte meeting its performance targets. Our course explores the network architecture for both circuit and packet switched services, detailing the air interface and the. There are few more components which have not been shown in the diagram to keep it simple. 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. Future communication network architecture evolution ericsson. Also this paper tries to present the advantages why operators are. Global system mobile communications and edge enhanced data rates for global evolution and.
If the lte rffe is customized for each specific region, the components economies scale will be limited for multiple variants and would slow the cost reduction. The 3gpp nbiot system architecture for the internet of. With ltesae th ehss will g t additionally data per subscriber for sae mobility and service handling. System architecture for 3gpp lte modem using a programmable baseband processor di wu, johan eilert and dake liu department of electrical engineering, link. System architecture for 3gpp lte modem using a programmable. There may not yet be a single commonly agreed view on what 5g exactly is, but it is clear that the evolution of mobile broadband is about to enter a new phase. We create our product plans based on the knowledge and insight gained from this participation. Ericssons portfolio of base stations and core network products can. Rapid development of various communication technologies, both fixed and mobile, has caused, first of all, an increased interest in accessing the internet. The architecture of evolved packet core epc has been illustrated below. These components are like the earthquake and tsunami warning system etws, the equipment identity register eir and policy control and charging rules function pcrf. 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. Finally, we describe the open issues on e2e architecture and a possible migration path. This white paper will discuss why lte is now a highly attractive technology for private wireless networks across a wide range of enterprise verticals.