The lectures also cover channel mapping and ue categories. Sponsors i n t roduc t ion lte advanced and small cells. Coordinated multipoint transmission and reception in lte. Ghobad heidari, president, ghb intellect cary david snyder, mobile fronthaul architect, e2e5g. This paper aims at providing a technical overview of 3gpp lte. Key new feature in lte rel10 repeaters signal amplifiers already used in umts and lte rel8.
With the matured standards for lte, the long term evolution of the 3g services, eyes are now turning towards the next development, that of the truly 4g technology named imt advanced. Overview long term evolution lte is the next step forward in cellular 3g services. Lte overview free ebook download as powerpoint presentation. Since then the number of operators implementing the technology is strongly increasing around the globe. Lte deployment strategy, as it impacts the mobile operators.
The network extender is designed for use where there is weak 4g lte signal. This application note gives an introduction to lte technology, including both fdd and tdd modes of operation. Here the nr cell can be deployed as a colocated cell or a nonlocated cell as a hot spot. I get asked questions about small cell deployments all the time.
Changes in the specification are limited to corrections and bug fixes. Lte overview free download as powerpoint presentation. The term lte is typically used to represent both lte and sae. This document provides an overview of the existing deployment plans of the lte m key features, and sets out guidelines for mobile mnos and application service providers on the set up and configurations of key lte m features and spectrum bands. Overview of lte security architecture and key procedures. As the long term evolution lte standard comes to an end, 3rd generation partnership project is discussing further evolution of the lte to meet the international mobile telecommunications advanced requirements, which is referred to as lteadvanced lte release 10 and beyond. This paper provides an overview of the security in the system architecture evolution sae long term evolution lte system. Gsm association nonconfidential official document clp.
In addition, practical implementation and operational challenges are discussed. This preparation will be necessary to make the field work as cost effective as possible. The first question is how can i do the deployments. Long term evolution protocol overview nxp semiconductors. For the complete list of all the countriesterritories, see list of countries by 4g lte penetration ltetdd and ltefdd. Indooroutdoor dfs,tpc indooroutdoor dfs,tpc in consideration indoor outdoor dfs,tpc. These are recommendations to mobile operators deploying the networks globally.
Facing complex interoperability requirements, high profile commercial deadlines and an entirely new architecture, the pressure is on to make a splash on the competitive scene with a high. This article first presents the network infrastructure of the lteadvanced, and then provides an indepth overview. White paper lte performance for initial deployments. The next step is to further establish lte m as a global coverage solution that enables customers, such as. Most people dont know the end to end process of what it. Benefits and deployment considerations intel white paper please login or register for free to access the full report. Lte technology overview with public safety features. Yogendra shah, senior director, interdigital communications.
This is followed by lectures that cover lte frequency bands, ofdm, ofdma, scfdma and lte signaling. The first release of 3gpp lte facilitated extensive support for deployment in spectrum allocations of several characteristics, with transmission bandwidths extending from 1. Lwa ltewlan aggregation user plane architecture in the downlink, the enb may schedule pdcp pdus of the same bearer to be delivered to the ue either via. Changes in the specification are limited to corrections and. 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. Benefits and deployment considerations intel white paper ltewlan aggregation. This xep mostly focuses on lte as it already has a very wide deployment and will only continue to further replace 3g technologies. Systems beyond imt2000 imtadvanced is set to introduce evolutionary path beyond 3g. As shown in figure 1, lte network architecture can be subdivided into three major groups. Techniques for a tiered deployment approach a tmn ebook. Metro cells deployment considerations alcatelfilucent strategic white p aper 1 mounting whether it is the side of a building, a lamppost, or a utility pole, it should be accepted that the technology underpinning small cells will likely change over time. By improving data rate, lte reduces latency and offers a rich multimedia user experience in summary. The presentation on lte long term evolution slideshare uses cookies to improve functionality and performance, and to provide you with relevant advertising.
Mobile class targets 100 mbps with high mobility and nomadic local area class targets 1 gbpswith low. With the ability to alarm on high volumes of modified bearer kpis for example. One of the most significant features to drift from lte system to ltea system is carrier aggregation. Operate under full control of ran process the signal before forwarding it. Audience this tutorial has been designed for audiences with a need to understand the lte technology basics in very simple terms. Expanded lte deployment far beyond what either company would have done alone, including small towns and rural areas enhanced 4g capabilities the fastest lte holdings based on pairing of the companies aws spectrum mobile broadband has become the critical enabling technology for innovation and growth across a wide range of industries. Lte is in trials now and should see commercial deployment by 2010. Long term evolution timedivision duplex ltetdd, also referred to as tdd lte, is a 4g telecommunications technology and standard codeveloped by an international coalition of companies, including china mobile, datang telecom, huawei, zte, nokia solutions and networks. Security is an integral part of saelte with improvements over the.
Designing to evolving lte advanced pro and pre5g requirements practical deployment considerations dr. Eutran, epc and eps definitions eps bearer structure 2. Lte simplifying the migration to 4g networks cisco. Pdf fueled by the increasing popularity of handheld mobile devices with powerful. This paper provides an overview of the mac for 3gpp long term evolution lte also referred to as eutran, with. Lte overview mimo orthogonal frequency division multiplexing. The recommended capacity of the network extender can be found in the auxiliary network extender placement considerations at the end of this. Lte has become the fastest developing mobile system technology. Lte release 9 technology introduction white paper the lte technology as specified within 3gpp release 8 was first commercially deployed by end 2009. Lte introduction ofdma and scfdma physical layer lte physical channels and signals multiple input multiple output antennas bandwidths system and ue parameter interfaces and nodes protocols and procedures structure and layers mbms miscellaneous 3 33 53 95 107 112 117 141 225 262 272 page 2 lte introduction.
Overview of lte spectrum sharing technologies ieee xplore. Lte aims to offer a rich user experience that includes voice, data, and video in a mobile environment, anywhere, anytime with lower deployment cost. Ltea and small cell deployment strategies a tmn ebook. Ltewlan aggregation deployment considerations and benefits. This article first presents the network infrastructure of the lteadvanced, and then provides an indepth overview of.
However, other nations and companies do play an active role in the lte project. 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. Overview of enabling technologies for 3gpp lteadvanced. Benefits and deployment considerations intel white paper. Please login or register for free to access the full report. Lte advanced lte standardization has come to a mature state by now where changes on the specification are limited to corrections and bug fixes. Coexistence of ltelaa and wifi on 5 ghz with corresponding. The goal of lte was to increase the capacity and speed of wireless data networks. By preparing for all of the phases of deployment you can predict the problems and minimize them prior to sending anyone in the field. Sae system architecture evolution is the corresponding evolution of the gprs3g packet core network evolution. Deploying an long term evolution lte network is a significant undertaking for any operator. Benefits and deployment considerations download pdf provides a qualitative and quantitative analysis of lwa and compares it with other technologies that utilize unlicensed spectrum. Lwa lte wlan aggregation user plane architecture in the downlink, the enb may schedule pdcp pdus of the same bearer to be delivered to the ue either via.
It highlights the key networking features encapsulated by ltea pro, and shows how far vendors and operators have got in terms of developing, trialing and, in some cases, deploying the 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. Lte tdd which is also referred to as tdlte provides the long term evolution path for tdscdma based networks. Slideshare uses cookies to improve functionality and performance, and to provide you with relevant advertising. Now these two forces are merging to enable the mobile internet. The lte network architecture incorporates new network elements. Umts long term evolution lte technology introduction. Also see how wireless is different considerations for the open internet rulemaking, september. We were also first to perform an lte multiuser field trial under real world urban deployment conditions in. Lte includes an fdd frequency division duplex mode of operation and a tdd time division duplex mode of operation. If you regularly observe more than 2 bars of 4g lte macro coverage throughout your building, the solution may not be suitable. Audience this tutorial has been designed for audiences with a need to understand the. The deployment of small cells, cran, and mini macros can be challenging.
Oct 03, 2012 overview of lte security architecture and key procedures. Overview of ofdm elearning lte overview elearning required equipment pc laptop with administrator privileges with the introduction of lte features such as voice over lte volte, multifrequency, small cell deployment, and lte advanced features, the existing rf design process needs to be enhanced. Frequency division duplexing fdd and time division duplexing tdd both paired and unpaired. Citizens broadband radio service cbrs is a new set of frequency bands that can be shared or lightly licensed for private communication and is currently in the process of regulatory approval in the united states other regions already utilize this spectrum for commercial. Different from operations in licensed spectrum with exclusive access, lte deployment needs to take into account the distinct regulations on channel access to. In this kind of deployment lte cell is large cell size to meet coverage requirement while nr cell size is small to meet the capacity requirements. Pdf allip network architecture is fast becoming a norm in mobile telecommunications. They do not realize the complexity of the deployment.
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