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1. Copies the file WaveSight GSM Parameters xml to the folder INSTALLDIR bin WaveSight ModelData Copies the files mfc70 dll and msvcr70 dll to the systemroot system32 directory Registers the WsModel dll adds some keys into the registry Confidential Wavecall SA Jun 04 Page 6 6 wavecall 7 WaveSight User Manual for Wizard To uninstall WaveSight for Wizard simply run the setup exe program again It undoes all the steps mentioned above 2 5 WaveSight Parameters To set up a new WaveSight model the following step should be followed From the menu Edit gt Parameters gt Propagation then select WaveSight model under Wavecall give the model a new name Figure 2 Propagation Parameters x Wavecall Y Wavesight H Wizard Is Building Height Relative to Ground or Sea Level Sea Computation Type Indoor and Indoor Attenuation dB 20 00 Transmitter Frequency MHz 900 00 Receiver Height above Ground m 1 50 Calculation Resolution m Correction Factor Vertical dB Correction Factor Horizental dB Correction Factor Terrain dB Use Clutter Class O Relative Permittivity J Class O Conductivity S m 0 12 Class O Correction Factor dB 30 00 Class 1 Relative Permittivity 12 00 Class 1 Conductivity S m 0 12 Class 1 Correction Factor dB 30 00 Class 2 Relative Permittivity 12 00 Class 2 Conductivity S m 0 12 Class 2 Correctio2. ag wavecall 1et Work wavesight For Optimi Wizard lt V 2 5 gt WaveSight User Manual for Wizard Company Information Address Lausanne Contact Email Web Wavecall SA Science Park of the Swiss Institute of Technology PSE B EPFL 1015 Lausanne Phone 41 21 693 84 05 Fax 41 21 693 84 06 Odeh Ghawi info wavecall com http www wavecall com Document History wavecall Version Revision Date 1 0 HOUSSAM ABED NOVEMBER 18 2002 2 0 ODEH GHAWI JANUARY 22 2003 2 2 ODEH GHAWI MAY 08 2003 2 3 ODEH GHAWI FEBRUARY 05 2004 2 4 J RGEN EITLE JUNE 3 2004 2 5 J RGEN EITLE JUNE 15 2004 Confidential Wavecall SA Jun 04 Page 2 2 wavecall WaveSight User Manual for Wizard Contents Company Informatiounen Eed io ii 2 DOCU uge Te Le 2 l dree rte e EE 4 2 Installation and configurations sssini ein aa iaie a ea aaa enea aaite anaia ea aeter nana 5 2 1 KE Ce 5 22 lt PREVEGUISIES EE 5 2 3 EE ee sssrinin Steecsicscucusetnadencnessdcuanunddeeces ducusutpanateetesdnssusaducuentesersuusuadexs anys 5 24 Installation fils wei eegene EE tees uatcec cess seve cbilececceietenesbsetdecevstensnacbbeSecedynestocusse damast anaiita 6 2 5 WaveSight Parameters boe asha 7 2 5 1 General WaveSipht Parameters ic cccsicscitccedsccevselecdddects cde seecdtecnaetuabsesceddeeteusucssesceteeroreeersssticedeets 7 2 5 2 Advanced WaveSight Dorameters EEN NEEN 8 2 5 3 Clutter Parameter
3. the medium loss represents an attenuation associated with a ray propagating in the vertical plane over buildings this attenuation acts as the real part of the wave number the higher the real part of the wave number the higher is the medium loss therefore according to the equation above the smaller the corr factor vertical the higher is the medium loss this factor can be used to account for loss due to objects not represented in or missing from the geographical database b Correction factor horizontal db wavesight translates this factor to a medium loss using the following formula o medium loss 10 corr factor horizontal 10 the medium loss represents an attenuation associated with a ray propagating in the horizontal plane around buildings this attenuation acts as the real part of the wave number the higher the real part of the wave number the higher is the medium loss therefore according to the equation above the smaller the corr factor horizontal the higher is the medium loss this factor can be used to account for loss due to objects not represented in or missing from the geographical database c Correction factor terrain db wavesight translates this factor to a medium loss using the following formula o medium loss 10 corr factor terrain 10 the medium loss represents an attenuation associated with a ray propagating in the vertical plane after diffraction from terrain typically in open areas This factor is o
4. 5 5 wavecall WaveSight User Manual for Wizard Agilent WIZARD File Edit View Analysis Format Tools Channels Window Help Oe S OOofr 0 CE Global Project Specific C Entire Project ti Propagation Parameters File D File Type 7 Ch Entity SR E Default Metric Hata Parameters Default WaveSight Lee Suburban Parameters Okumura Suburban Parameters TECC GSM Suburban Parameters TECC PCS Suburban Parameters sien Suburb P Ges Sigh Wavesight33 aset WaveSightNewT est WAYSGHT WaveSightNewT est WAVSGHT WAWSGHT coe Figure 1 Delete the old model with a link to a previous WaveSight installation 2 4 Installation files To check if Wave Sight has been installed correctly the following paragraph is giving a brief overview over the installed Wave Sight files The Wave Sight files are installed in the directory Bin wavesight under the same installation directory of Optimi Wizard The installation program does the following additions to the Wizard installation Copies WaveProp exe to INSTALLDIR Bin Create the folder WaveSight in the folder INSTALLDIR Bin Copy the files wavesight exe Grid2Trn exe All2Grid exe WaveSight_Dependency XML WaveSight GSM Template xml and WsModel dll to the directory INSTALLATIONDIR Bin wavesight Creates the folder ModelData in the INSTALLDIR bin WaveSight directory
5. of research and development The foundations of WaveSight are inspired from a five years Ph D thesis fully sponsored by well established industrials in the domain of telecommunication such as Swisscom KPN and Lucent technology A strong team of renowned researchers continue working on extending the range of applicability of the model and increasing its performance Wavecall research team has published more than 50 technical papers in the domain of propagation and can be considered as a world leading think tank in radio wave propagation 3 2 WaveSight feature overview WaveSight uses a combination of deterministic ray tracing in the vertical plane and the horizontal plane Based on the uniform theory of diffraction UTD and ray tracing its algorithms take individual building foot prints and heights as well as the terrain profile into account and accurately predict the signal power at every point of the area covered Its innovative implementation permits for unprecedented computing efficiency The algorithm enables the simulation of a micro cell with a computation time of around 1 minute and a macro cell with a computation time around 5 minutes on a Pentium II 300 MHz machine Speed and accuracy are thus no longer contradictory Because the method is fully deterministic there is no need for calibration or measurement on the field The domains of application include Wireless mobile UMTS Wireless Internet and fixed Wireless It applies to urba
6. 5 No index directory for terrain is given The index file of terrain heights of specific format indicated by the key word Index TerrDir must be given in infiles txt Buildings are by default assumed to be given relative to ground level except if the flag Is2Ground is set to 1 in comp txt WSERR16 This version can only handle Profile or Horizontal propagation In comp txt CompType was set to a value different from 1 horizontal computation or 3 combination of vertical and horizontal plane computation WSERR17 No Tx file is given For propagation prediction a transmitter file must be given in infiles txt using the key word TxFile WSERR18 No index directory for buildings is given When running with a specific type of buildings the directory that contains the index txt file must be given in infiles txt via the key word IndexBldgDir WSERR19 Null sized segment It indicates that a null sized segment was encountered in the course of the execution For instance this message occurs when reading the building files and a null sized wall exists in the building file Confidential Wavecall SA Jun 04 Page 15 15 WaveSight User Manual for Wizard 6 Appendix Il WaveSight warning messages wavecall Warning Action needed WARNG data base error mapcheck txt see ERROR IN BUILDINGS DATABASE THIS ERROR COULD CAUSE BAD PREDICTION ON THE LINE BETWEEN THE TRANSMITTER AND
7. THE ERROR THE CAUSES OF THIS ERROR ARE LISTED ABOVE IN THE BUILDINGS DATA SPECIFICATIONS The action needed is to correct the error listed in the file mapcheck txt WSERR2 Removed xxx buildings THIS MESSAGE DOESN T SHOW ANY ERROR BUT THE NUMBER OF BUILDINGS THAT WAVESIGHT REMOVED BECAUSE THEY WERE NOT A PART OF THE HORIZONTAL CALCULATIONS SINCE THEY ARE COVERED BY OTHER BUILDINGS No action needed for this warning WSERR3 Assertion failed Error in buildings database The causes of this error are listed above in the buildings data specifications Confidential Wavecall SA Jun 04 Page 16 16 wavecall WaveSight User Manual for Wizard 7 Bibliography 1 KARIM RIZK PROPAGATION IN MICROCELLULAR AND SMALL CELL URBAN ENVIRONMENT THESIS 1710 1997 Swiss FEDERAL INSTITUTE OF TECHNOLOGY OF LAUSANNE 2 K RIZK J F WAGEN F GARDIOL INFLUENCE OF DATABASE ACCURACY ON TWO DIMENSIONAL RAY TRACING BASED PREDICTION IN URBAN MICROCELLS IEEE TRANS VEH TECHNOL VOL 49 NO 2 MARCH 2000 PP 631 642 Confidential Wavecall SA Jun 04 Page 17 17
8. geometrical and electromagnetic tricks to minimize the computing time Figure 14 shows an example of the calculation time with relation to the area of study Note that the calculation time for the area of 8X8km with a resolution of 5m is very high This is because the machine RAM is low in this case WaveSight is swapping i e using the hard disk as memory which make the computation time very slow It is highly recommended to use 512 Mbytes of RAM when the studied area is more than 4x4 km TEST FOR THE CALCULATION TIME OF WAVESIGHT VERSION 2 2 17 MACHINE PENTIUM III 650 MHz RAM 196 MB CITY TORINO ANTENNA ISOTROPIC FREQUENCY 1890 MHz RECEIVER HEIGHT 1 5M AREA OF STUDY 1X1 KM 2x2 KM 4X4 KM 8X8 KM RESOLUTION CALCULATION CALCULATION CALCULATION CALCULATION TIME TIME TIME TIME 5 1 MIN 12 s 4 MIN 57 S 16 MIN 15 s 104 MIN 15 S 10 1 MIN AS 4 MIN 21 S 13 MIN 50 S 24 MIN 49 S 20 1 MIN2S 4 MIN 14 S 13 MIN 10 s 21 MIN 20 s Figure 14 WaveSight computing time with relation to the area of study Confidential Wavecall SA Jun 04 Page 13 13 wavecall WaveSight User Manual for Wizard 4 Appendix WaveSight error messages Errors Explanations WSERR1 You cannot have an IndexTerrDir and a TerrainFile Please check infiles txt IndexTerrDir is a key word in infiles txt that indicates the directory of a specific type of terrain format TerrainFile is a key word in i
9. lt COST 231 Walfisch lkegami Parameters Wizard General D efault General Parameters Wizard General JOkumura Suburban Parameters Wizard General JTECC GSM Suburban Parameters Wizard General TECC PCS Suburban Parameters Wizard General TECC Suburban Parameters Wizard Hata D efault COST231 Hata Parameters Wizard Hata D efault Hata Okumura Parameters Wizard Lee Micro Lee MicroCell Defaults Wizard Lee Chicago Suburban un optimized LEE Wizard Lee Chicago Urban un optimized LEE Wizard Lee Default Lee Parameters Wizard Metric Hata Default Metric Hata Parameters izard MicroCell Microcell Defaults Display Styles lt Back Next gt Cancel Figure 4 Selecting WaveSight at the project level Assignment of other transmitter parameters goes as described for Wizard The parameters that Wave Sight uses from Wizard transmitter properties are Easting Northing Elevation Antenna Type Azimuth Tilt ERP Calculation Distance for the frame area of calculation 3 After finishing transmitter parameter assignment Choose from the menu Analyze the command GSM Coverage The Process of calculation goes as usual WaveSight uses the Terrain file and the Building file assigned to the Wizard project Confidential Wavecall SA Jun 04 Page 11 11 wavecall WaveSight User Manual for Wizard 3 WaveSight ray tracing model 3 1 Background WaveSight is the result of more than eight years
10. n Factor dB 30 00 Class 3 Relative Permittivity 12 00 Class 3 Conductivity Sm 0 12 Class 3 Correction Factor dB Figure 2 WaveSight Propagation Parameters Menu A window entitled Propagation Parameters opens The parameters that should be set for Wave Sight are 2 5 1 General WaveSight Parameter e Building height relative to ground or to sea level WaveSight could handle both value e Computation Type the area of computation only for indoor area only for outdoor area or both e Indoor Attenuation represents the penetration loss from outdoor to indoor It is a real value and should be in dB Confidential Wavecall SA Jun 04 Page 7 7 wavecall WaveSight User Manual for Wizard e Transmitter Frequency represents the transmitters frequency in MHz It is a real value Default value is 900 MHz e Receiver height above ground Represents the receiver height above ground in meters It is a real value and should be in meters In WaveSight you could set this value at any height desired e Resolution For the Computation of the Result represents the bin size for the computation over the coverage area associated to its cells Default value is 5 00 m 2 5 2 Advanced WaveSight parameters a Correction factor vertical db WaveSight translates this factor to a medium loss using the following formula o medium loss 10 corr factor vertical 10
11. n areas for any transmitter and receiver height 3 3 Accuracy As it is impossible to obtain a sufficiently detailed description of the propagation environment to solve the electromagnetic problem in a rigorous manner i e solve Maxwell s equations so some assumptions had to be made in WaveSight to compute the propagation path loss Even if the detailed description were available the computation time needed to obtain a rigorous solution would be a limiting obstacle In the absence of such a rigorous solution the only way to test the validity of the WaveSight model is the comparison with measurements Therefore validations against measurement are a fundamental component of the model Wavecall performed a large number of validations of WaveSight against measurements The validations included comparisons over 1000 km of measurement routes in 100 cells located in a dozen of European and American cities These comparisons showed that the WaveSight model achieves increased prediction accuracy in comparison with the classical models Confidential Wavecall SA Jun 04 Page 12 12 wavecall WaveSight User Manual for Wizard 3 4 Computing time WaveSight uses one of the most comprehensive methods to compute the propagation that is ray tracing This method is well known not only for its superior accuracy but also for being computing time demanding The ray tracing implementation in WaveSight are innovative and original They make use of numerous
12. n is relative to ground and there is no terrain file WSERR10 No frame file is given It is mandatory to indicate in the infiles txt a frame file with the key word FrameFile WSERR11 Error in frame file east X gt west x The frame file indicated by the key word FrameFile in infiles txt must contains the x of shen thw n th ondo 2 nan af tbla 2 annt Wavecall SA Jun 04 Page 14 14 WaveSight User Manual for Wizard wavecall WSERR12 Error south y gt north y in frame file the south east corner the y of the south east corner then the x of north west and then the y of the north west corner The frame file indicated by the key word FrmFile in infiles txt must contain the x of southeast corner the y of the southeast corner then the x of northwest and then the y of the northwest corner WSERR13 Error in the index file east x gt west x The index file of terrain heights of specific format indicated by the key word IndexTerrDir must contain the x of south east corner the y of the south east corner then the x of north west and then the y of the north west corner WSERR14 Error in the index file south y gt upper y The index file of terrain heights of specific format indicated by the key word IndexTerrDir must contain the x of south east corner the y of the south east corner then the x of north west and then the y of the north west corner WSERR1
13. nfiles txt that indicates the path for the file WaveSight type of terrain Therefore it is not possible to have both keywords in infiles txt Confidential WSERR2 You cannot have an IndexBldgDir and a BldgFile Please check the inputs txt file IndexBldgDir is a key word in infiles txt that indicates the directory of specific type of building format BldgFile is a key word in infiles txt that indicates the path for the file WaveSight format of buildings Therefore it is not possible to have both keywords in infiles txt WSERR3 hori directory not found In the WaveSight directory a sub directory named hori must exist On PC platform this directory is created automatically On UNIX platform this directory must be created manually WSERR4 Insufficient memory WSERR5 This version handle full 3D cannot The CompType in comp txt is set to 2 WSERR6 The antenna pattern is given with a resolution higher than half degree WSERR7 The pattern of the specified antenna is not listed in the antenna file The file which contains all antenna patterns it is specified via the keyword AntFile in infiles txt does not contain the antenna pattern specified in transmitter WSERR8 An antenna file name must be provided The AntPtrn key word in the transmitter file indicates a pattern but infiles txt does not contain the path to the file where this pattern can be found WSERR9 Buildings elevatio
14. nly taken into account if there is no clutter associated with the point of diffraction This attenuation acts as the real part of the wave number the higher the real part of the wave number the higher is the medium loss therefore according to the equation above the smaller the corr factor terrain the higher is the medium loss this factor can be used to account for terrain occupation when no clutter values are available 2 5 3 Clutter Parameters In order to activate the use of the clutter in WaveSight model you need to select Yes for the option User Clutter for each clutter class the user must assign three values for three parameter of the clutter Confidential Wavecall SA Jun 04 Page 8 8 wavecall WaveSight User Manual for Wizard Permittivity Is the relative permittivity assigned to the clutter The Permittivity is taken into account in the diffraction formula over the terrain The higher the Permittivity is the more energy is diffracted from the terrain Conductivity S m Is the conductivity assigned to the clutter The Conductivity is taken into account in the diffraction formula over the terrain The higher the Conductivity is the more energy is diffracted from the terrain Correction Factor dB represents attenuation associated with a ray propagating in the vertical plane in open area above certain clutter 2 6 Assign WaveSight Propagation Parameters to Transmitters To assign WaveSight Propagation Parameters to a
15. rd the vegetation cannot be taken into account 2 Terrain given in raster format 3 Clutter given in raster format 4 Transmitter parameters Antenna pattern antenna height direction tilt power EiRP dBm frequency 5 Receiver parameter WaveSight use receiver height only Confidential Wavecall SA Jun 04 Page 4 4 wavecall WaveSight User Manual for Wizard 2 Installation and configuration 2 1 Version Component Version information WaveSight 3 6 1 7 Interface 1 0 0 8 2 2 Prerequisites Wave Sight requires the following environment 1 Wizard on Windows Platform version 6 5 or later version 2 Minimal hardware requirements 128MB of RAM 200MB of disk storage 2 3 Installation procedure Important 1 Before installing the new version of WaveSight any existing model that has a previous link to WaveSight should be deleted the mentioned model could be deleted as following from the Files menu select Delete select the Global option then from the drop list select Propagation Parameters File and delete the old model Figure 1 To install Wave S ghtto Wizard you unzip the WS4W2Z6 5 1V1 0 0 8 zip file to a temporary directory and run the setup exe program In the following sections we will assume that Wizard is installed in the directory INSTALLDIR The installation setup will put WaveSight into the INSTALLDIR bin directory Confidential Wavecall SA Jun 04 Page
16. s iii enai ara aiD 8 2 6 Assign WaveSight Propagation Parameters to Transmitters ENEE 9 3 Wavesisht ray tacne EE 12 Bel EE 12 32 WaveSight feature cada 12 BS ACCULACY A E cues idsdepueb ie exsavdsdeboeesnees A E toeusupendeadepyepavosneduesys 12 Jide COMMING EE 13 4 APPEAR Li iaa 14 WaveSight error Messages simi ideada 14 6 Appood RE 16 WaveSieht warming Messages EE 16 7 LE Mee EE 17 Confidential Wavecall SA Jun 04 Page 3 3 wavecall WaveSight User Manual for Wizard 1 Introduction Wave Sight is a highly accurate wave propagation prediction tool for wireless networks It is specifically used to predict radio wave propagation for mobile communication networks in urban environments The deployment of a cellular network is subject to very tight schedules that must ensure high quality service Wave Sight is instrumental in reducing costs and planning time and in improving network quality as it meets prediction accuracy requirements To achieve high prediction accuracy Wave Sight uses new methods of calculation that were validated as part of thesis research conducted at the Swiss Institute of Technology in Lausanne EPFL Swisscom in Bern Switzerland Dutch Telecom KPN in the Hague the Netherlands and at Bell Laboratories of Lucent Technologies Crawford Hill New Jersey The inputs for WaveSight 3 6 1 7 are 1 Buildings vegetation in case available described as vectors Note that in the current integration in Wiza
17. transmitter there are two ways to do so 1 Atthe cell level the process is done as follows Open the transmitter parameters editing window Figure 3 Click on the View button in the Propagation Parameters section A new window appears asking to choose the Propagation Parameter File Figure 2 Choose the WaveSight model created previously as it has been described in paragraph 2 5 and select it 2 Atthe project level the process is done as follows From the Edit menu select the option Project gt RF Parameters gt under Propagation Parameters select one of WaveSight model previously created as it has been described in paragraph 2 5 Figure 4 Confidential Wavecall SA Jun 04 Page 9 9 wavecall See your net work BTS Data me HexCell 697 Level 2 Use SS HexCell 697 0 311 ET le O e P Gi 7 ve D Inner FIGURE 3 BTS DATA WinDows Condena i Meca SAMA Jun 04 Page 10 10 wavecall See your net work WaveSight User Manual for Wizard Optimi Wizard File Edit View Analysis Format Tools Channels Window Help Ce L Ir com a Edit Project E x IK Basic Project Data Propagation Model Technology Specific Data Parameter Name an Gei Twavecalllwavesight waveSight GSM Parameters ba avecall wavesight waveSigheNewFeb2004 Wavesight WaveSiqht GSM Parameters Wizard COST 231 JDefault COST 231 Parameters Pr Wizard COST 231 JDefau
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