Live lte network optimization and troubleshooting methods. Lte rf optimization training provides knowledge and skills needed for successful delivery of lte network design, lte planning and optimization activities. The uplink l1l2 control signaling in lte uses two different methods to send the uplink control data, dependingon whether. All these features make lte a very attractive technology for operators as well as the subscribers. Berlinbased authors ralf kreher, principal engineer, and karsten gaenger, product line manager, geolocation, cowrote both editions. Performance, handover, handover algorithm, optimization, lte 1.
Lte signaling ebook by ralf kreher 9780470977675 rakuten. Learn how undertake network performance improvement kpis and optimization tasks and create acceptance plan, sponsor best practices and ensure data integrity of various morphologytopography. Troubleshooting and optimization, 2 edition removed 20190719 measurement, instrumentation, and sensors handbook, second edition. Lte signaling, troubleshooting, and optimization wiley online. This book supplements the information provided in the 3gpp standards by giving readers access to a universal lte epc protocol sequence to ensure they have a clear understanding of the issues involved. 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. How to verify your lte protocol and rf interactions. It explains essential topics from basic performance measurement counters, radio quality and user plane quality to the standards, architecture, objectives and functions of. Lte signaling, troubleshooting, and optimization wiley.
View table of contents for lte signaling, troubleshooting and. Troubleshooting and optimization kindle edition by kreher, ralf, gaenger, karsten. Start here use overtheair ota tests to spotcheck a transmitters coverage and signal quality. Contains a description of lte air interface monitoring scenarios as well as other key topics up to an advanced level lte signaling, troubleshooting and optimization is the long term evolution successor to the previous wiley books umts signaling and umts performance measurement. Lte signaling, troubleshooting, and optimization lt e signaling, troubles hooting and optimiz ation, first edition. On the road to 5g, centralized radio access network cran architecture is a key stepping stone. Stream control transmission protocol sctp is the key protocol utilized as transport for all signaling between the ran and epc. Sctp fast path optimization for 3g lte networks radisys white paper 3 figure 2 highlights the control protocol stacks of these lte network elements. Cran is the next logical evolution in fibertotheantenna ftta networks, or distributed ran dran, and involves centralizing several baseband units bbus in a location away from the towers and antennas, rather than collocating bbus with the remote radio head rrh on the antenna site. Lte qos lte architecture supports hard qos, with endtoend quality of service and guaranteed bit rate gbr for radio bearers. Uplink l1l2 control signaling transmission on pucch reproduced from 1, p. This guide provides deployment, debugging, and troubleshooting information for. It explains essential topics from basic performance measurement counters, radio quality and user plane quality to the standards, architecture, objectives and functions of the different interfaces. On the lte radio interface, the most interesting aspect for radio quality is.
Lte mobile network optimization a definitive guide this white paper explains the specific field level and key performance indicators that impact the performance and optimization of an lte network. Its high data rates enable advanced multimedia applications. Realworld lte to lte handoff configuration example. Pdf lte signaling, troubleshooting, and optimization. This elearning course offers a quick and concise overview of lte networks and the ofdmbased air interface. Ntct today announced two engineering experts have written lte signaling. This extensively updated second edition of lte signaling, troubleshooting and performance measurement describes the lte signaling protocols and procedures for the third generation of mobile communications and beyond. Karsten gaenger lte signalling, troubleshooting and performance measurement describes the lte signalling protocols and procedures for the third generation of mobile communications and beyond.
A comprehensive reference on the call procedures of 4g. Because the lte mac is fully scheduled, qos is a natural fit. 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. Key performance indicators and measurements for lte radio network optimization. Karsten gaenger this extensively updated second edition of lte signaling, troubleshooting and performance measurement describes the lte signaling protocols and procedures for the third generation of mobile. The lte downlink uses many messages in different layers to manage the operation of the radio link you have to be able to read all of these messages to find out if the system is working correctly you can only understand whats happening by observing activity over multiple radio. The optical channel layer is the highest level layer and interacts. May 09, 2019 monitoring and troubleshooting combo optimization this section provides information on the show commands and bulk statistics available to monitor and troubleshoot combo optimization for the sgsnmme combo node, and for each element separately. The signaling trace function is typically used for troubleshooting ue.
Lte is a trade mark of etsi currently being registered for the benefit of its. Lte provides downlink peak rates of at least 100mbits, 50 mbits in the. Magic genie signaling without any resource cost at all. Make sure that the lte demodulator settings and user allocations match the input signal. Compress and broadcast assume near entropy reaching compression of the scheduling map and that the same information is broadcast to all scheduled users jointly. Troubleshooting and optimization, 2 edition repost removed 20803 lte signaling. Handheld devices are growing exponentially and thus the need for the services on the move has increased tremendously.
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. The nonaccess stratum nas signaling security feature provides integrity protection and encryption of nas signaling. Troubleshooting and optimization, 2 edition removed. Internal use lte system signaling procedure 201009 slideshare uses cookies to improve functionality and performance, and to provide you with relevant advertising. Lte signaling, troubleshooting, and optimization ralf kreher, karsten gaenger. Karsten gaenger this extensively updated second edition of lte signaling, troubleshooting and performance measurement describes the lte signaling protocols and procedures for.
The mme works as the termination point in the network for cipheringintegrity protection of nas signaling and handles the security key management. Troubleshooting and optimization, 2 edition repost removed. Key performance indicators and measurements for lte radio. The goals for lte include improving spectral efficiency, lowering costs, improving services, making use of new spectrum and reformed spectrum opportunities, and better integration with other open standards. Lte architecture supports hard qos, with endtoend quality of service and guaranteed bit rate gbr for radio bearers. Spatial, mechanical, thermal, and radiation measurement, 2nd edition. Troubleshooting and optimization do you work more on the call flows and signalling side of lte then this book for you. Improving 3gpplte uplink control signaling performance. Simulation of lte signaling article pdf available in advances in electrical and computer engineering 102 may 2010 with 2,315 reads how we measure reads. Lte signaling, troubleshooting, and optimization ebook. Troubleshooting and optimization, 2nd edition, and the published book is now available in the united states and europe. The optical channel layer is the highest level layer and interacts directly with the clients system interface. This book supplements the information provided in the 3gpp standards by giving readers access to a universal lteepc protocol sequence to ensure they have a clear understanding of the issues involved.
Lte signaling, troubleshooting and performance measurement gaenger, karsten, kreher, ralf this extensively updated second edition of lte signaling, troubleshooting and performance measurement describes the lte signaling protocols and procedures for the third generation of mobile communications and beyond. Read lte signaling troubleshooting and optimization by ralf kreher available from rakuten kobo. Lte0 one signalingscheduling principle in the lte standard. The book is full of detailed signaling information and easy to understand. Download it once and read it on your kindle device, pc, phones or tablets. A comprehensive reference on the call procedures of 4g ran and core networks, lte news alert signaling, troubleshooting and.
Lte signaling, troubleshooting, and optimization ebook, 2011. Lte signaling, troubleshooting and performance measurement. Huawei confidential page 16 contents network and rf optimization processes lte rf optimization objects troubleshooting coverage signal quality handover success rate 17. 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.
Lte signaling, troubleshooting and optimization is the long term evolution successor to the previous wiley books umts signaling and umts performance measurement. A comprehensive reference on the call procedures of 4g ran and core networks, lte signaling, troubleshooting and optimization describes the protocols and procedures of lte. In order to permit the teaching of the internals of this technology, we have developed a simulation and emulation software for the elearning community, which is able to simulate the call flows and signaling messages of the lte. Use features like bookmarks, note taking and highlighting while reading lte signaling. Lte optimization engineering handbook is a comprehensive reference that describes the most current technologies and optimization principles for lte networks. Oct 30, 2015 this extensively updated second edition of lte signaling, troubleshooting and performance measurement describes the lte signaling protocols and procedures for the third generation of mobile communications and beyond. If you continue browsing the site, you agree to the use of cookies on this website. Lte optimization free download as powerpoint presentation. Srb measurements related to signalling radio bearer. Lte rf planning and optimization for 4g job interview questions and answers page.
In this paper we briefly touch upon the procedures executed by lte user equipment ue and the various lte network elements in order to provide the services requested by the ue. It is designed to increase the capacity, coverage, and speed as compared to the earlier wireless systems 2, 3. The system password menu is where you change the enb. Lte rf planning and optimization for 4g jobs offer various placements such as rf planner, rf engineer, rf optimization engineer and rf trainer etc in reputed telecom organizations. Download it once and read it on your kindle device, pc.
To grab your dream job with confidence, go through. In order to have good endtoend performance, each and every performance indicator needs to be optimized. Dec 17, 2010 a comprehensive reference on the call procedures of 4g ran and core networks, lte news alert signaling, troubleshooting and optimization describes the protocols and procedures of lte. Sctp fast path optimization for 3glte networks radisys white paper 3 figure 2 highlights the control protocol stacks of these lte network elements. Lte enodeb troubleshooting guide utilizing anritsus handheld bts master, cell master or spectrum master with options 0541, 0542 and 0546 visit us at. It also provides the mechanism for transporting the clients digital signal through into the oth compliant network. Jan 18, 2011 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. The lte downlink uses many messages in different layers to manage the operation of the radio link you have to be able to read all of these messages to find out if the system is working correctly you can only understand whats happening by observing activity over multiple radio frames which then invalidates test results. Troubleshooting and optimization thursday, july 4, 2019. Lte rf planning optimization for 4g interview questions. Lte system signaling procedures linkedin slideshare.
A comprehensive reference on the call procedures of 4g ran and core networks, lte news alert signaling, troubleshooting and optimization describes the protocols and procedures of lte. Lte long term evolution is the latest mobile telecommunication technology, currently in development. In this paper, we focus on the uplink layer 1layer 2 l1l2 control signaling in lte. The emphasis of this book is describing the signaling procedures and call flows on the radio interface, in euthan and within enhanced packet core networks. Sctp is also utilized as transport for the diameter protocol in lte. Introduction 3gpp lte is a new radio access technology proposed to provide a smooth migration towards fourth generation 4g network 1.
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