The course covers network quality and kpis for lte network with emphasis on the practical considerations. This paper describes the handover parameter optimization problem for lte. Carrier aggregation ca is the most important feature in lte advanced because it improves the practical data rates, enhances network capacity, simplifies traffic management and extends the coverage area and provides a very robust. Scalability, easily introducing new use cases for networks large and small as industry demands evolve. Its high data rates enable advanced multimedia applications. This thesis work provides a detailed analysis of the optimization space of antenna parameters and compares different tilt techniques as well as discusses vertical sectorization as a novel. Flexibility, enabling service providers to configure different use cases, at different times, in different parts of the network, depending on network conditions and requirements. Just as ethernet and the internet have different types of qos, for example, various levels of qos can be applied to lte traffic for different applications. It gives high peak data rate due to flexibility of spectrum usage with low latency times. Selfconfiguring, selfoptimizing wireless networks is not a new concept but as the mobile networks are evolving towards 4g lte networks, introduction of self configuring and self optimizing mechanisms is needed to minimize operational efforts. Lte tdd which is also referred to as tdlte provides the long term evolution path for tdscdma based networks. Mera has developed an lte systemlevel matlabbased simulator.
Rf measurements related to coverage and interference are discussed to analyze coverage holes and overlapping regions. This workshop provides insights into the symptoms and possible causes of field performance issues in lte radio networks using ue logs. Sep 01, 2016 during network establishment, you should take measures to improve network coverage according to the above contents. Telcoma 4g lte performance optimization training and certification is recognized by industry worldwide. Load balancing optimization in lteltea cellular networks. Lte includes an fdd frequency division duplex mode of operation and a tdd time division duplex mode of operation.
In the optimization process we have to check the kpi value to monitor and optimize the radio network performance in order to provide better subscriber quality or to achieve better use of installed network resources. View ericsson 3g optimization research papers on academia. Apply to engineer, rf engineer, senior test engineer and more. Lte is an all ip based system, thus all the data including voice is sent as an ip packet. This course undertakes an indepth study of the lte performance and optimization procedures. Capabilities, leveraging the best of network assets. Dec 18, 20 lte optimization mcps mcp mcpsinc mobilecomm 4g. Lte advanced carrier aggregation optimization please login or register for free to access the full report. It covers frequencies from 800 to 2000 mhz,and distances from the bs starting at 20 m and up to 5 km. They share their deep technology knowledge in books available here. Long term evolution lte is one of the choices for next generation broadband wireless networks and is defined by the 3gpp standards as an evolution to a variety of 3g wireless networks such as umts and 1xevdo.
Lte advanced lte standardization has come to a mature state by now where changes on the specification are limited to corrections and bug fixes. Lte mobile optimization a definitive guide white paper. Learn how undertake network performance improvement kpis and optimization tasks and create acceptance plan, sponsor best practices and ensure data integrity of various morphologytopography. Lte enodeb troubleshooting guide utilizing anritsus handheld bts master, cell master or spectrum master with options 0541, 0542 and 0546 visit us at. The certification which you will get on the successful completion of training will be telcoma certified lte optimization expert tcloe. Consider using son optimization manager to improve. This application note gives an introduction to lte technology, including both fdd and tdd modes of operation. Mar 24, 20 rf planning and optimization for lte networks 42111. Physicalcommunication32010217244 219 table 1 lte,lteadvanced,andimtadvancedperformancetargetsfordownlinkdlanduplinkul.
We have categories of kpi and numbers of kpi of each category. Frequency division duplexing fdd and time division duplexing tdd both paired and unpaired. 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. Lte optimization free download as powerpoint presentation.
Lte optimization engineering handbook is a comprehensive reference that describes the most current technologies and optimization principles for lte networks. A read is counted each time someone views a publication summary such as the title, abstract, and list of authors, clicks on a figure, or views or downloads the fulltext. Lte qos lte architecture supports hard qos, with endtoend quality of service and guaranteed bit rate gbr for radio bearers. Project 3gpp introduced the coverage and capacity optimization cco use case for long term evolution lte under the topic of selforganizing network son.
Lte signaling, troubleshooting and optimization is the long term evolution successor to the previous wiley books, umts signaling and umts performance measurement about the author ralf kreher works as senior software architect for tektronix communications test and optimization business with focus on umts and lte performance measurement and key. It allows evaluating and optimizing the system performance. The course lte optimization covers the important features and parameters that influence lte performance like throughput, sessionservice continuity, intralte interference and coexistence with legacy 2g and 3g systems. Because the lte mac is fully scheduled, qos is a natural fit. Apply to rf engineer, engineer, test engineer and more. The purpose is to check the performance of network. Self optimization of future radio access networks is one of the main topics for mera research group. Lte a can aggregate up to 5 carriers to make up to 100 mhz 4. Umts long term evolution lte technology introduction. A number of network scenarios are presented and the optimization alternatives are discussed. Lte throughput optimization is one of the most frequently discussed topic. Pdf lte post launch optimization v harjeetsingh gill. So, i have decided to write about the various aspects which can help in lte throughput optimization. Sctp fast path optimization for 3g lte networks radisys white paper 3 figure 2 highlights the control protocol stacks of these lte network elements.
Lte architecture supports hard qos, with endtoend quality of service and guaranteed bit rate gbr for radio bearers. Selfoptimization of coverage and capacity in lte using. Stream control transmission protocol sctp is the key protocol utilized as transport for all signaling between the ran and epc. Efficient radio usage and optimization procedures ensure higher capacity per cell and costefficient deployment. Sctp is also utilized as transport for the diameter protocol in lte. This article explains the impact of control overhead especially pdcch and the procedures that can be used to optimize it. Lte coverage optimization analysis linkedin slideshare. A self optimizing function would increase network performance and quality reacting to dynamic processes in the network. Start here use overtheair ota tests to spotcheck a transmitters coverage and signal quality. Lte rf optimization training provides knowledge and skills needed for successful delivery of lte network design, lte planning and optimization activities. The text offers an introduction to the basics of lte architecture, services and technologies and includes details on the key principles and methods of lte optimization and its parameters. Lte a has frequency reuse factor of 1 since spectrum is expensive, uses highorder mimo. Downlink coverage optimization eliminates four problems of the network.
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