E6474a drive test analysis solution viavi solutions inc. This page on 4g lte drive test describes lte measurements performed during drive test. This course completes drive test procedure of lte systems. Nemo outdoor is a laptopbased drive test tool for 2g, 3g, 4g, and 5g nr mobile network testing which supports over 300 devices and scanning receivers, from various vendors, all the latest network technologies and latest smartphones. Drive testing lte 3 while the name drive test comes from the fact that the measurement equipment is generally driven in a vehicle, we should also mention that measuring indoor coverage is becoming increasingly important. Dresden set up an lte research mobile radio network in.
Lte is built on an all new radio access network based on ofdm orthogonal frequency division multiplexing technology. Drive test analysis 1 lte telecommunication broadcasting. We have categories of kpi and numbers of kpi of each category. Enterprise dt postprocessing with customized static reports wf automation 11. Post design drive test for site verification optimization. This page describes kpi key performance indicators basics including its categories and mentions lte kpis. Telecom 2g,3g,4g,rf lte drive test,optimization,ipv6 study materials. He can do lte testing through tems investigation software. In long term evolution lte, as with other cellular technologies, drive testing is a part of the network deployment and management life cycle from the early onset. Quality issues identification and rx lev, rx qual, tch blocking, sdcch drop,hoissues, call drop problems, and call set up issues analysis.
Telecom 2g,3g,4g,rf lte drive test,optimization,ipv6 study. The tems network testing portfolio allows you to optimize mobile network quality and application performance by measuring end user experience. This report is based on a drive test activity conducted in salalah for checking mnos network performance, preparation and delivered qos during khareef 20. The course aim to aware engineering candidates about rf survey, rf drive test, optimization, planning for gsmcdma and wcdma networks and provide them depth practical knowledge to carried out rf survey and rf drive test. 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.
Idle channel rf optimization and log file analysis in gsm optimization and log file analysis in gsm 1. Pdf lte drive test part 1 malik md nurani academia. This course of lte drive test covers the process of drive test, parameters of dt and analysis of log files etc. Islam proceedings of the world congress on engineering and computer science 2009 vol i wcecs 2009, october 2022, 2009, san francisco, usa isbn. Agilent technologies recently introduced what it claims is the industrys first signal generator and analysis product for lteadvanced 8x8 mimo. Jdsu has developed drive test solutions for lte system which include jdsu e6474a wireless network optimization system and jdsu w14a measurement receiver and other modulessoftwares.
Rf optimisation remains one of the key challenges in any network. For benchmarking, its predetermined report templates help you compare key performance indicators kpis from different operators, technologies, and time frames, and visualize the results in a single report. At the shanghai expo 2010 in may 2010, motorola demonstrated a live lte in conjunction with china mobile. Earlier, mts has received a license to build an lte network in uzbekistan, and intends to commence a test lte network in ukraine in partnership with alcatellucent. Pdf lte rf drivetest and coverage analysis asylbek. Mar 11, 2016 3g wcdma dt drive test parameters on tems investigation 17. Lte drive test parameters some important indicator lte drive test parameters. Get wireless walk and drive test equipment that is designed to provide performancecritical solutions. The data collected by drive test tool as log files is analyzed to evaluate various rf parameters of the network. Jan 31, 2012 minimization of drive test requirements analysis prashant panigrahi january 31, 2012 1 wireless network is one of the most complex system and to make sure that the network is working as per the standards and serving the users optimally, the telecom operators perform drive tests.
Used by over 300 network operators worldwide, including 25 of the top 30, analyzer is recognized as the global standard in drive test data postprocessing, and offers a number of key capabilities. An efficient approach for evaluating performance in lte wireless. Perform cell site survey on gsm, wcdma, lte radio access network using rantcell app. Nemo analyze supports all 3gpp network technologies, including 5g nr, nbiot, lte m, lte a ca, voltevilte, vowifi, and mmimo. What is kpi what are lte kpis,key performance indicators. Dec 04, 2016 the purpose is to check the performance of network. Performed handover tests, stationary dlul throughput test e911 call test as well as mobility and cluster drive performed irat and reselection test, ensuring neighbor sites are up.
Driv test is conducted for checking coverage criteria of a cell site with rf drive test tool. Helped other engineers to upload and process the data achieved after bench marking. Lte drive test parameters telecom knowledge and experience. For companies looking for the most versatile drive test tools in telecom, now you can deliver confident coverage and better qos for the customers who demand a better experience. Lte drive testing powerpoint electromagnetic interference. And its very important things for mobile service provider.
Performed drive testing to analyze and benchmark network performance. Wcdma drive test analysis free download as powerpoint presentation. Rsrp is the most basic of the ue physical layer measurements and is the linear average power in watts of the downlink. For network operators, tems delivers the ability to walk test, drive test, and dynamically analyze service performance under reallife conditionsindoors, outdoors, and around the clock. Specified in 3gpp release 8, the air interface for lte combines ofdma based modulation and multiple access scheme for the downlink, together with sc fdma single carrier fdma for the uplink. My paper is based on performance analysis of gsm network reliance gsm in aligarh city, up, india. Responsible to complete the annual coverage and performance drive test analysis. The data collected by drive test tool as log files is analyzed to evaluate various rf parameters of. Drive testing is a method of measuring and assessing the coverage, capacity and quality of service qos of a mobile radio network the technique consists of using a motor vehicle containing mobile radio network air interface measurement equipment that can detect and record a wide variety of the physical and virtual parameters of mobile cellular service in a given geographical area. Call events can be manipulated easily and efficiently by the user, reducing analysis time. Pre launch optimisation continuous optimisation swap management 26. Drive test is performed mostly for characterization of propagation and fading effects in the channel.
Minimization of drive test requirements analysis prashant panigrahi january 31, 2012 1 wireless network is one of the most complex system and to make sure that the network is working as per the standards and serving the users optimally, the telecom operators perform drive tests. Wcdma drive test analysis data analysis mobile technology. Lte kpi measurement methodology and acceptance procedure. This included video streams and a drive test system using td lte. Mobistat continually grows as data is collected during each drive cycle.
Dec 04, 2016 complete 4g lte dt on tems investigation training course with certification lte drive test 4g lte dt drive test log file ana. Mobistat provides prebuilt plotscharts, user selectable parameters, downloadable raw data for additional analysis, and is. Reference signal received power rsrp, reference signal. Test types and parameters for lte driving testing 4g lte drive test. Data collection using xcal with 1 short call, 1 long call, and frequency scanning. Table of content training description training description this training presents drive test methodology and reporting both in 2g and 3g networks. Different sites of recent technology 2g, 3g, hspa, wcdma, long term evolution lte, wimax are analysed by drive testing with tems investigation tools. Advanced ran workshop on drive test logs analysis and optimization gsm, umts, lte duration. Lte kpi measurement methodology and acceptance procedure, service kpis and lte network kpis, the drive test, lte kpi measurement, network, acceptance. The system scales from a standalone tool to an enterpriselevel clientserver solution and. Ten base stations with a total of 25 sectors as part of a research project, the technical university of dresden set up an lte research mobile radio network in downtown dresden.
Drive tautomated site candidates selectionest analysis drive test analysis3d analysis lte, fixed wimax, mobile wimax lte coverage prediction lte coverage prediction allows calculating pointtoarea lte signal characteristics. Drive testing provides an accurate realworld capture of the rf environment under a particular set of network and environmental conditions. Phonebased drive test for lte phonebased drive test systems are useful for evaluating basic network performance and are essential to characterizing the enduser experience while using the network. Performing an lte drive test is an important part of how wireless carriers determine whether their networks are performing well and get a glimpse into their competitors network performance. This course will help dt engineer to perform lte network optimization. Benchmarking drive test report for al buraimi governorate. Cluster drive test of long term evolution using xcal. Used in more than 180 countries worldwide, tems investigation is the industry standard tool for troubleshooting, verification, optimization and maintenance of wireless networks with emphasis on the practical considerations. Area of analysis wider and far more significant than in a classical drive test, which is limited only to few roads in a short time frame 1 mdt campaign.
Rsrp dbm rssi dbm 10log 12n where rssi received signal strength indicator n. The object is to collect field data to optimize and adjust the prediction model for preliminary simulations. Lte drive test data can be analyzed during the drive. Lte drive test data can be analyzed during the drive test process as it is displayed on the screen. Explain about drive test key performance indicator and how to improve drive test kpi with analysis and solution. Performed umts and lte drive testing using xcal wireless network optimization software. Drive test, worst cell, site survey,antennarigging. Dengan tema 4g lte drive test optimization anggota. Drive and walk test equipment for rent, lease or sale.
Lte drive test system composed of lte ue hardware and. Mar 14, 2017 test types and parameters for lte driving testing 4g lte drive test. The proposed approach relies on repeatability of two drive tests and interpolation analysis. Mobile network drive testing and monitoring tools rantcell. To collect real time network parameters details drive test is performed using the drive test tool xcal. This paper concentrates on the procedure of cluster drive test and the results obtained after completion of the test. Index terms lte, sinr, pci, pusch, rsrq, dtdl, dtul, fms, vol, vos. What is kpi what are lte kpis, key performance indicators. Actix analyzer the industry leading desktop solution, actix analyzer provides advanced drive test survey analytics. Indoor performance measurements do not rely on views of the sky nor gps for positional information. Voice over longterm evolution volte is a technology that enables transmission of voice calls over lte network by using ip multimedia subsystem ims. It supports network optimization, network acceptance and validation, and is used in 2g, 3g, lte, volte and 5g rollouts.
The drive tests are useful for various reasons as mentioned below. Signals ahead lte drive test part 1 stockholm redefining research d. Lte usb e3276 commercial lte usb device test configuration voice. The purpose is to check the performance of network. Drive test results indicate network behavior on a particular day and a particular instance of time and does not.
It also mentions lte drive test tools including lte test scanner. Drive test is performed to verify if they meet the coverage objectives. The different test cases of lte kpi are mentioned for each of the kpi categories. Scribd is the worlds largest social reading and publishing site. Lte drive testing free download as powerpoint presentation. Ascom has been involved in the first successful commercial deployments of new mobile technologies for over 20 years, from 2g to lte, and now lte advanced, performing network tests as subscribers will perceive it our experience in early deployments is built into the industry leading tems portfolio, made available to over 650 customers in 170 countries to provide. Drive testing of 2g, 3g, 4g, and 5g nr mobile networks. Phonebased systems address the need to verify network settings such as cell selection and reselection boundaries and to measure the voice and data application performance in.
Wireless technologies coverage measurement systems. Designed to easily visualize the relationships between data and geography, mapinfo professional helps business analysts. Drive test tools nemotems, no car to be used, no people to be sent on field. This document is made to outline the process of the lte drive test. Minimization of drive test requirements analysis 3glteinfo. Two approaches are used to evaluate the network performance, namely. Let us understand various drive test tools available for lte system. In this paper, according to kpi reports and previous drive test.
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