Wcdma tems parameters investigation and drive testing 1. Drive test is simply test of coverage for radiating bts. Most popular conformance test platform for the uicc interface of mobile devices based on comprion uicc simulators ut. Collection of the input parameters like requirement of capacity, coverage and. Transport channels transport channels provide services from physical layer to higher layers transport channels common dedicated broadcast control channel, bcch dl forward access control channel, fach dl paging control channel, pch dl random access control channel, rach ul zeon pdf driver trial. Following plot is from the data captured by a drive test tool azenqos drive test tool azq android. Lte drive test parameters some important indicator lte drive test parameters. A communication test set or basestation simulator should be used to establish a connection to the test device by means of an air link and call processing. Main elements involved in radio network are mobile station and base transceiver station. These maps should be used during the actual drive for navigation of the test vehicle. Even if you have not experienced of performing any drive test, you may intuitively understand what. Pdf 3g tems parameters investigation and drive testing. Wcdma drive test procedure free download as powerpoint presentation. Following are the definitions for parameters used in figure 1 and for the sensitivity equation.
After the weighting, the stream of real valued chips on the i and q branches are then summed and treated as a complex valued stream of chips. Telcoma global 3gwcdma dt drive test parameters on. Sin available input signal power w nin available input thermal noise power w ktbrf where. First, just take a quick look and find which trace color indicates which parameters do you see any correlations among these traces. This page describes rf drive test testing and provide link to rf drive test testing tools. Wcdma 3g dt drive test course by telcoma training youtube. Parametrer rf optimization and drive test gsmwcdma. Wcdma 3g dt drive test parameters on ascom tems investigation 17. Driv test is conducted for checking coverage criteria of a cell site with rf drive test tool. Wcdma drive test analysis free download as powerpoint presentation. Radio network parameters 861553hsd 101 0210 uen mo class name parameter. Mar 11, 2016 3g wcdma dt drive test parameters on tems investigation 17. The most popular conformance test platform for the uicc.
Tems deskcat postprocessing of critical data visualization of rf problems increased productivity 10 tems making wireless better ericssonyyz realtime diagnostics tems drivetester optimized for invehicle testing powerful collection with an intuitive userinterface fully adjustable for safety and convenience. Different parameter of drive test is also discus in this paper. Proven best telecom 5g, 4g, 3g, 2g, iot, wimax training courses. Tems parameter for wcdma optimization tips for wcdma wcdma tools. Learn the different types of rf drive tests such as ssvscft, dynamic, and. Drive test plan, procedure and output for gsm teletopix. Basic parameter of wcdma basic parameters of wcdma. Rxlevel represents received signal strength of gsm network. Rf drive test testing is the procedure to evaluate performance of wireless modemsystem while drivingor in motion. Pdf in cellular system propagation models designed for the specific areas or terrain. Wcdma drive test analysis telecommunications standards. The data collected by drive test tool as log files is analyzed to evaluate various rf parameters of. Jan 21, 2016 wcdma 3g dt drive test parameters on ascom tems investigation 17. International journal of engineering trends and technology ijett volume 4 issue 10 oct 20.
Block error ratio the ratio of incorrectly received blocks to the total blocks sent to the ue, expressed. However, delays in availability of certain test equipment to provide full support for the most recent technologies may require additional considerations. Wcdma spreading and modulation stanford university. Enhancement of minimization of drive tests for eutran and utran. Tests on 3gpp wcdma fdd node bs in accordance with standard ts 25.
Jan 09, 20 drive test plan, procedure and output for gsm posted on 9 january, 20 drive test is simply test of coverage for radiating bts. Each drive route should be marked on a detailed road map showing the exact route to be driven. Lte drive test parameter introduction linkedin slideshare. Rsrp dbm rssi dbm 10log 12n where rssi received signal strength indicator n. Minimization of drive tests solution in 3gpp request pdf. Copy the remote control commands to your base station manager program, which makes it easy to integrate the analyzer and generators into your test systems. Aside from the very high costs of drive tests, the data collected from them usually has a series of shortcomings, including variable spatiotemporal sampling and limitation of test repeatability. 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. Rf optimization and drive test gsmwcdma home facebook.
Mar 14, 2017 test types and parameters for lte driving testing 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. Therefore for 3g services, new optimization methods are required to be applied on totally new radio parameters for carrying out optimization, it should be checked that all sites are in working. Channel estimation in lte is based on reference signals like cpich functionality in wcdma reference signals position in time domain is fixed 0 and 4 for type 1 frame whereas in frequency domain it depends on the. Rsrp is the most basic of the ue physical layer measurements and is the linear average power in watts of the downlink. Wcdma drive test procedure high speed packet access. A practical network will have cells of no geometric shapes. This complex valued signal is then scrambled by the complex valued scramb ling code c scramb. Maximal ratio combiner mrc the combiner that achieves the. Proven best telecom 5g, 4g, 3g, 2g, iot, wimax training. Mdt minimization of drive test mdt stands for minimization of drive test.
Get wireless telecom training through worlds finest expert hd videos by telcoma. Solution for radio optimisation in 3g service new challenges are there for qos, because of new wcdma radio interface in comparison to gsm. It includes drive test parameters and values which are required for optimisation process. Sar measurement procedures federal communications commission. Wcdma for umts radio access for third generation mobile communications third edition edited by harri holma and antti toskala both of nokia, finland. Wcdma drive test procedure high speed packet access code. International journal of engineering trends and technology. Wcdma, long term evolution lte, wimax are analysed by drive. Repeat steps 1 to 3 with modified parameters if necessary. Receiver sensitivity equation for spread spectrum systems. Drive test equipment drive test tools,ues, scanner and gps can be used the scanner measures all used carrierscells and their corresponding dl scrambling codes, ue only measures sc signals from the cells that the system has informedordered the ue through the bch neighbour list or via the measurement. Gsm radio parameter details and score evaluation from. Prove 2 integrated network simulators for all 2g, 3g, lte and mobile iot cat m1, nbiot networks validated at gcf and ptcrb test case packages for every relevant gcf work item. Rf planning and drive test a cell can be defined as the area covered by one sector.
Scribd is the worlds largest social reading and publishing site. Check results left or righthand laptop, depending on test. Get 3g dt training course with certification 3g wcdma dt drive test paramet. I got the log captured by the tool and exported the data as csv file and then plot it on microsoft excel. This course covers drive test procedure of lte systems. This is the common key performance parameters for lte drive test parameter we have to work out for lte drive test task. There are multiple types of lte drive tests, as well as specific parameters and requirements that should. Gsm radio parameter details and score evaluation from drive test dt end radio parameters. Operation guide for wcdma test setup according to 3gpp ts 34. The test equipment must support the frequency bands 698 mhz 3800 mhz the test equipment must handsets with an increasing number of antennas vsa vsg bandwidth the test equipment must have at least 20 mhz vsavsg bandwidth lte requires support for six channel bandwidths from 1. Wireless technologies coverage measurement systems lte. Basic parameter of wcdma telecom 2g,3g,4g,rf lte drive. Lte drive test parameters telecom knowledge and experience. Wcdma tems parameters investigation and drive testing.
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