Drive and walk test equipment for rent, lease or sale. The gl drive test solution includes the necessary functionality to support call control for the mobile phone, the capability for sendingrecording voice over the mobile phone, the ability to analyze the voice and provide vqt measurement results along with vqt analysis results, and finally the ability to associate the gps location coordinates and gps time stamping with each vqt measurement result. Drive test is conducted for checking coverage criteria of a cell site with rf drive test tool. Test, identify and troubleshoot problems in the field with cellular networks as well as with data collection equipment, as necessary, in order to meet applicable rf engineering standards set forth as per quality assurance procedures. These instruments find tremendous usage in the telecom industry. Drive test log file of the specified drive route site is. Drive route and site data for the sites to be driven is taken from customer. Aug 08, 2018 details of dt, how to drive test, how to pass drived test, basic of drive test. Amin babiker anabi mustafa 3 1,3 department of communication, alneelain university, khartoum, sudan. A powerful set of postprocessing, querying, reporting and visualization functions enables to analyze drive test data and use it for prediction model calibration. Index terms drive test, network quality, kpi, gsm, network. Download limit exceeded you have exceeded your daily download allowance.
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. There are numerous communication technology based on radio like todays wifi 802. Telecom terminology gsm rxlevel rxqual bcch tch umts3g rscp ecio. With stateoftheart technology, integrated systems and superior product quality, we. Rf planning data is created based onindoor outdoor coverage criteria in the circlewhere mobile services are to be provided. Engineer should study the drive test plan ahead of time and highlight the intended drive test routes. Apprentice telecommunications technician qualifying test ctt about the test the test consists of 36 multiple choice questions to be completed within a 3. Operators advise responsible usage of networks to address. Drive testing evaluates and measures the network after implementation.
Jadon2 amity institute of telecom engineering and management, amity university. What are modes, states and transitions in gsm, umts and lte. Issues such as interference and drop calls can be detected through drive test and network kpis can then be generated. Apply to software test engineer, quality assurance analyst, tester and more. Main elements involved in radio network are mobile station and base transceiver station. Rf survey is carried out to find out best suitableposition for bts cell site and tower giving bestdesired result for rf. Drive test data analysis and model tuning the product allows importing drive test data from ericsson tems, motorola ifta, nemo or any other tool which has ascii export capabilities. Rf optimisation remains one of the key challenges in any network. In this paper the details of cluster drive test is given. Drive test drive test for quality of voice call, video call, and data on the go. 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. 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.
Details of dt, how to drive test, how to pass drived test, basic of drive test. Today we will present a few tips for a specific type of drive test. Amity institute of telecom engineering and management. Telecom tech ee preparation guide pdf, 54 kb technical test tech see below typing test preparation guide pdf, 110 kb note for current employees only. Phonebased drive test systems are useful for evaluating basic network performance and are essential to characterizing the enduser experience while using the network.
This video explains the concept of gsm drive testing with kpi parameters for 2g network performance optimization. Perform data collection using the latest data collection systems. Telcoma 4g lte drive test training and certification is recognized by industry worldwide. A practical network will have cells of no geometric shapes. Apr 29, 2020 the test requirement, scope, test scenarios, testing techniques, testing tools, etc. The third mobile is usually used for testing the coverage. This page on 4g lte drive test describes lte measurements performed during drive test. These are widely used to measure the capacity, coverage and quality of service of the mobile network.
Pdf study and implementation of drive test for development of. This paper concentrates on the procedure of the drive test and the results obtained after completion of the test. Drive test equipment manufacturers delhi, drive test. It has a range o keywords lte, mcc, mnc, tac, cgi, pci, rsrp, sinr, rsrq, rssi, bssid, ssid, snr, dtdl, dtul, fms. Get wireless walk and drive test equipment that is designed to provide performancecritical solutions. Telecommunications regulation handbook v about the telecommunications regulation handbook this tenth anniversary edition of the telecommunications regulation handbook, edited by colin blackman and lara srivastava, is a revised and updated version of the first edition, which was edited by hank intven mccarthy. The test requirement, scope, test scenarios, testing techniques, testing tools, etc. Overview the course is intended to provide a detailed understanding of radio network drive test and benchmarking. 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. This practice exam does not have questions from the group presentations or windows commands.
Data acquired from drive test performance of the network in the field. Questions emphasize electronic circuit analysis and problem solving. Download dt drive test engineer material pdf gsm rf interview questions how tha antenna work in the mobile sites. Telecomdrive is an effort to create a unique content focused platform for the telecoms and communications segment.
These scanners support the measurements in di erent networks and positioning with global navigation satellite systems gnsss. Dt drive test resources identify routine field optimization issues like cable swapping, missing neighbors etc. Jan 30, 2016 drive testing is a method of measuring and assessing the coverage, capacity and quality of service qos of a mobile radio network. You cannot enroll in a secondary test through my learning.
Oct 08, 2016 this video explains the concept of gsm drive testing with kpi parameters for 2g network performance optimization. Dec 30, 2016 remember that rssi is only measured at those symbol times during which rs res are transmitted we do not have to take into the count dtx so, when there is no traffic, and assuming only the reference symbols are transmitted there are 2 of them within the same symbol of a resource block from a single tx antenna then the rssi is generated by only the 2 reference symbols so the result becomes. Ans gsm drive testing is traditional and best way to verify network performance for new sites or existing sites. Indoor performance measurements do not rely on views of the sky nor gps for positional information.
Learn the different types of rf drive tests such as ssvscft, dynamic, and. Drive test is performed to verify if they meet the coverage objectives. Drive test process two mobiles are used to generate calls with a gap of few seconds usually 1520 s. Gsm, umts and lte networks performance can be verified by performing data collection and data analysis through the drive test. 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. The course adopts a combination of theoretical concepts and exercises with the aid of industry standard tools. The certification which you will get on the successful completion of training will be telcoma certified lte drive testing expert tcldte. Drive testing of 2g, 3g, 4g, and 5g nr mobile networks. A scientific calculator is the only material permitted. Scheduler test battery stb preparation guide pdf, 329 kb senior telecommunications technician entrance exam sr. The company offers a comprehensive suite of products and services including wireless access, wireless enhancement, antenna and subsystems and wireless transmission to its global customers. The measurement process should be stopped the car stops eg near traffic lights or whenever the sampling and measurements look suspect.
Drive test technicianassociate engineer job from telecomcareers. Drive testing comprehensive telecom test solutions. Our company provides network optimization by meeting existing telecom quality of service requirements at a lower cost by providing incremental telecom network functionality andor. Telecommunications interview questions and answers will guide you that telecommunication is transmission over a distance for the purpose of communication. Lte drive test parameters telecom knowledge and experience. The di erence to the test mobile is that the scanner has a broadband rf frontend and a baseband processing. The data collected by drive test tool as log files is analyzed to evaluate various rf parameters of the network. Your quality partner for software solutions telecom. Together, we bring innovative test and measurement solutions to mobile operators, nems, contractors and distributors around the world. Testing telecom domain with sample ossbss test cases. Its now a great modern forum software for telecomhall community. The drive test is an excellent way to evaluate network, and we also talked here in telecomhall about some tips and best practices to perform it. In long term evolution drive test perform two test i. Drive testing is a method of measuring and assessing the coverage, capacity and quality of.
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. See network management policies and terms and conditions including arbitration provision at t. This online publication is reaching out to key stakeholders in india, saarc, mea and asia pacific region covering telecom operators, video service providers, isps, government bodies, regulatory boards, msos, vas players and the vendor ecosystem. Virtual drive testing replicate real world radio environments when coupled with powerful test automation capabilities, virtual drive testing offers an incomparable approach for an exhausting and realistic evaluation of network performances, considerably reducing testing time and costs and accelerating actual infrastructure deployment. Besides blog posts, you now can use as discussion forum, longform chat. Cluster drive test of long term evolution using xcal. Drive testing is a method of measuring and assessing the coverage, capacity and. Avaya, alcatel lucent, genband, amdocs, shoretel, nortel, ibm, ntt, nec. If rf power is good then what is the best rx and tx power.
For each drive test a team of two people should get involved. Universal mobile telecommunication system long term evolution umts. Proficient in post processing rf drive test data using tools such as windcatcher, mapinfo etc. 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. Telecom 2g,3g,4g,rf lte drive test,optimization,ipv6 study. Drive test, worst cell, site survey,antennarigging. If you drive faster than other vehicles on a road with one lane in each direction and continually pass the other cars, you will. It also mentions lte drive test tools including lte test scanner. We are bringing forth comprehensive range of drive test instruments.
Telecommunication is an important part of the world economy and the telecommunication industry revenue is increasing day by day. These measurements the dataset collected during drive testing field can. Sample class c written test 4 california department of. Rf planning and drive test a cell can be defined as the area covered by one sector. Also involves using navigation tools, and mapping software. Telecommunications bonding networks for buildings and other structures ges also known as bonding equalizer must be made every other 3 floors and the top floor. The tutorial gives a basic but complete overview of how telecom testing can be performed and discuss various prospects that are crucial for. A passing score is 26 questions answered correctly. In telecomhall commnunity open source doesnt just mean access to the source code. We extend the concept to collaboration among our users helping to solve doubts, help each other in every possible way and to define the best telecom practices.
Pdf rf survey and drive test tushar saxena academia. Post design drive test for site verification optimization. In the cell, proper coverage is very important to offer quality services. Collection of the input parameters like requirement of capacity, coverage and. Download dt drive test engineer material pdf be telecom. The drive tests are useful for various reasons as mentioned below.
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