Rf drive test measurements may include but not limited to following. Do not pass, stop behind vehicle and wait for pedestrians to complete crossing the street. If you are preparing for the automotive service excellence ase a3 manual drive train and axles exam and dont know where to start, look no further. Dropped call handover with same radio access technologyrat for example gsm. Driv test is conducted for checking coverage criteria of a cell site with rf drive test tool. Wcdma tems parameters investigation and drive testing. A new methodology was necessary to manage and process a. Access to drive test data through tems investigation and. Free air parameters are measured in just a few seconds. Keywords minimization of drive tests, cellular networks, mobile, lte, son 1. Get more details and other videos at proven best tele. Supports latest technologies such as 5g nr, nbiot, ltea 5 carrier aggregation, lte cat 18 devices, volte vilte, vowifiviwifi, and embms testing. It also mentions lte drive test tools including lte test scanner. Introduction mobile communication networks like gsm, umts, lte and.
This paper concentrates on the procedure of the drive test and the results obtained after completion of the test. Ul noise rise based convergence on cell level f ast. Common performance issues are as follows i voice call performance ii cs video call performance iii ps call performance iv intersystem handover performance call performance may be poor due to poor coverage. Telcoma global 3gwcdma dt drive test parameters on. Algorithm parameters traffic demand plot generation monte carlo simulator with flexible allocation of convergence criteria 1.
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. Automotive research and development, automotive service. Tujuan drive test adalah mengumpulkan informasi jaringan secara real di lapangan. In ontario, a driver will be given 7 demerit points if heshe is convicted of. Failing to stop at a school crossing, you could be fined. Handover between two rats, for example between gsm and wcdma. Main elements involved in radio network are mobile station and base transceiver station. Media supporttest media the document foundation wiki. I have been to the tesla dealerships in atlanta and they have no idea when one will be available to test drive.
Nemo outdoor is a laptopbased drive test tool for wireless network testing. First tesla model 3 test drives make big splash with. The short clips were extracted from the audio and video versions of the movie using avidemux and audacity and encoded using ffmpeglibav gui encoding. Arai pune offers automotive research and development center in india, vehicle type certification, automotive testing and calibration, vehicle design labs, advanced automotive design standards, automotive engineering course, india.
Rsrp dbm rssi dbm 10log 12n where rssi received signal strength indicator n. Drive test merupakan salah satu bagian pekerjaan dalam optimasi jaringan radio. For each drive test a team of two people should get involved. G1 practice test free practice driving test online. Lte drive test parameters telecom 2g,3g,4g,rf lte drive. This paper demonstrates that mdt can reduce drive tests, but that there are still use cases where mdt cannot replace drive tests. A conventional drivetest system is comprised of a test mobile phone, software to control and log data from the phone, and a global positioning system gps receiver for position. The benefits are many, including energy savings and higher machine output or productivity.
The data collected by drive test tool as log files is analyzed to evaluate various rf parameters of. Pdf 3g tems parameters investigation and drive testing. Figure 1 shows how drive test is used in the network planning life cycle. Configuring drive parameters 32 choosing a programming device introduction hitachi variable frequency drives inverters use the latest electronics technology for getting the right ac waveform to the motor at the right time. Rsrp is the most basic of the ue physical layer measurements and is the linear average power in watts of the. All test methods given in part iii of the manual are recommended tests as only one test is given for each property.
Minimization of drive tests mdt in mobile communication. Get 3g dt training course with certification optimizationtrainingcoursecertification 3g wcdma dt drive. There are multiple types of lte drive tests, as well as specific parameters and requirements that should be met for drive tests. In general, drive test can be define as a methode that used to verify the actual condition of rf signal certain operator excelcomindo, telkomsel, indosat, mobile8 at certain place. Drive test merupakan suatu kegiatan untuk mengambil data collecting sebuah jaringan network dengan menggunakan software dan hardware tertentu.
Performance analysis integration of new sites and change parameters of existing sites marketing benchmarking performance analysis. 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. I have had a reservation for a model 3 since april 2016 and my estimated delivery date is apriljune 2018. Reducedrivetestcostsand increaseeffectivenessof 3gnetworkoptimization abstract itiscriticalfortodays3gnetworkoperatorstochangetheirapproachtonetwork. Informasi yang dikumpulkan merupakan kondisi aktual radio frequency rf di suatu base transceiver station bts maupun dalam lingkup base station subsystem bss yang dilakukan dengan mobil sehingga pengukuran dilakukan bergerak. The country or organisation of origin of each test method is indicated in brackets after each test name.
International journal of engineering trends and technology. This page on 4g lte drive test describes lte measurements performed during drive test. Rf planning and drive test a cell can be defined as the area covered by one sector. And want to know if this is moving target as i am driving an 11 year old hybrid and cant wait much longer. With drive test measurement, key performance indicators kpi can be validated. Minimization of drive tests is a feature introduced in 3gpp release 10 that enables operators to utilize users equipment to collect radio measurements and associated location information, in. Collection of the input parameters like requirement of capacity, coverage and. Drive test plan, procedure and output for gsm teletopix. The drive tests are useful for various reasons as mentioned below.
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. It was initially added to our database on 11142014. Engineer should study the drive test plan ahead of time and highlight the intended drive test routes. Download limit exceeded you have exceeded your daily download allowance. 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. Combining drivetesting, walktesting and crowdsourcing. Isg method a3 interval tester is a shareware software in the category miscellaneous developed by isg method a3 interval tester. The latest version of isg method a3 interval tester is currently unknown. Failing to stop for a stopped school bus with its red alternating lights on c. Lte drive test parameter introduction linkedin slideshare. Dari data yang telah diperoleh tersebut kita dapat mengetahui kondisi jaringan di suatu daerah. Minimization of drive tests in 3gpp release 11 request pdf. It has a range o keywords lte, mcc, mnc, tac, cgi, pci, rsrp, sinr, rsrq, rssi, bssid, ssid, snr, dtdl, dtul, fms. A practical network will have cells of no geometric shapes.
Performance evaluation of hspa network through drive testing. Rsrp dbm rssi dbm 10log 12n where rssi received signal strength indicator. Optimizing your network, expanding service coverage, and rapidly deploying new. Isg method a3 interval tester runs on the following operating systems. Analyzing customer complaint of certain operator in their home or office area finding problem in bts timeslot. Basic audiovideo test files audio and video test files have been created by reencoding 30 second clips taken from the ccby3. Vas can be measured by the test box method, added mass method or more conveniently, by. Ul noise rise and dl power based convergence on cell level more authentic than 1. Such interactions cannot be wholly predicted through mathematical modeling. We measure smartphone voice and data performance based on extensive drivetests from major metropolitan areas to smaller cities, roads and railways, complemented by walktests in big cities with special focus on busy areas, on public transport and in frequently visited buildings, like shopping malls, main station, etc. Tests for analysis performance is the most common, and usually made into clusters grouping of cells, ie, an area with some sites of.
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