SEAMCAT Handbook (pdf) - Cept

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Annex 19 : Answers to the Tetra vs FM PMR exampleNote: See the questions of this exercise in section 12 on p. 102.Definition of the workspace, name: "TETRA‐PMR"Victim link/General Reference: PMR Frequency: 412.00625 MHz (channel spacing) Use wanted transmitter: yesVictim ReceiverGeneral Reference: PMR‐BS C/I: 21 dB (if only C/I, then C/(N+I) and (I+N)/N arenot required) C/(I+N): 21dB (C/(N+I) required only for selectedBlocking‐Mode) Noise floor: ‐131 dBm, constant(=Sensitivity – C/I) Blocking response: ‐23 dB, constant Blocking mode: Sensitivity Sensitivity:‐110 dBm Bandwidth receiver: 8 kHz Antenna height: 30 m, constant Antenna azimuth: 0...360 deg, uniform Antenna elevation: 0 deg, constant (horizontaldirection)Antenna Reference: Description: Maximum gain:PMR‐BSOmni‐directional9 dBiWanted TransmitterGeneral Reference: PMR‐MS Power:37 dBm, constant Antenna height: 1.5 m, constant Antenna azimuth: 0...360 degrees, uniform Antenna elevation: 0 degrees, constant(horizontal direction)Antenna Reference: Description: Maximum gain:Wt‐Vr pathCoverage radius Cell radius mode: Fixed radius: Correlation: Radio path length:(0...1)*cell radius) Path Azimuth Vr:PMR‐MSOmni‐directional0 dBiUser‐defined radius7.8 kmNo (for Wt‐Vr)uniform polar (Distance Vr:0...360 deg, uniformPropagation model Model:Hata Median Loss: Yes Variation: Yes Environment: RURAL (results in lowest pathattenuation) ...at Wt:OUTDOOR ...at Vr:OUTDOOR Propagation: ABOVE ROOF (caused by30m BS‐Antenna height)Interfering link 1/General Reference: TETRA‐PMR‐ILK1 Frequency: 410.1875…411.9875 MHz, uniformInterfering TransmitterGeneral Reference: TETRA‐MS Transmitting power: 30 dBm, constant212
Unwanted mask: Offset in MHz, power in dBcreferred to Reference bandwidth‐10.0000 ‐100.0000 18.0000‐0.5010 ‐100.0000 18.0000‐0.5000 ‐80.0000 18.0000‐0.2510 ‐80.0000 18.0000‐0.2500 ‐75.0000 18.0000‐0.1000 ‐75.0000 18.0000‐0.0750 ‐66.0000 18.0000‐0.0500 ‐66.0000 18.0000‐0.0250 ‐60.0000 18.0000‐0.0125 0.0000 18.00000.0125 0.0000 18.00000.0250 ‐60.0000 18.00000.0500 ‐66.0000 18.00000.0750 ‐66.0000 18.00000.1000 ‐75.0000 18.00000.2500 ‐75.0000 18.00000.2510 ‐80.0000 18.00000.5000 ‐80.0000 18.00000.5010 ‐100.0000 18.000010.0000 ‐100.0000 18.0000 Unwanted emission floor: NO Transmitting bandwidth: 18 kHz (Bandwidth
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SEAMCATHandbookJanuary 2010
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A.6.2 USER‐DEFINED MODE .........
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The user defines the radio systems
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Quick Start in SEAMCAT1 Installatio
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6 Interfering Link ParametersAdd/ed
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10 Results: dRSS and iRSS vectors11
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ID Description1 Create a new worksp
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(blank page)18
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The criterion for interference to o
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Unwanted:Rx bandwidthInterferingemi
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Two modes of operations, as illustr
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2 INSTALLING SEAMCAT2.1 Free softwa
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Note: Existing .sws files which hav
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4.1 Parameters of the Victim LinkTh
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4.3 Parameters of the Victim Receiv
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Delta X = 2 kmyxVictimReceiver(Vr)d
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Figure 25: Illustration on to check
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Figure 28: Output display of SEAMCA
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5.2 Parameters of the General Tab o
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5.4 Positioning of the Vr vs ItSEAM
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5.5 Calculation of the iRSSFigure 3
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Figure 37: Illustration of the emis
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6.1.1 Compatibility calculation mod
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7 STEP 4 : WHERE DOES THE INTERFERE
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7.2.2.1 User‐defined modeIn this
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The same conclusion is reached by u
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8 STEP 5 : A REAL CASE …You will
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Rwtmax 72 10 8 9= 1.42 kmFigure 57
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The iRSS unwanted extends from ‐5
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If 10 active terminals are located
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8.4 Protection distanceIf a minimum
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8.5 Power ControlNote: The power co
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Using these assumptions, the result
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Figure 80: Setting up the rotation
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Figure 83: Definition of the batch
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9.2.2 Option 2: Auto‐generation o
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Figure 90: Example where 1 tier is
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Tip 4: Extraction of output vectors
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10.2 Pre‐simulation part10.2.1 De
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UplinkTarget Noise RiseMobile stati
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10.2.5 Initial CapacityThe capacity
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10.3 CDMA Simulation parts10.3.1 Ca
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10.3.2 Snapshot simulationOnce SEAM
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10.4 ResultsOnce SEAMCAT has comple
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11 OFDMA SIMULATIONNote: At the tim
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where N is the number of RBs (i.e.
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Figure 115: General OFDMA input par
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ParameterUser base stationDescripti
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Figure 121 presents the set‐up of
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12 EXAMPLE ‐ TETRA MS INTERFERERS
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Parameter Mobile Station Base Stati
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the wanted signal within the define
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Unwanted mask: Offset in MHz, power
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Annex 1 : EGE Input ParametersThis
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p. 51 Blocking response:Receiver fr
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A.1.4Window Victim link/Wanted tran
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Description: comments onthe linkInt
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A.1.7Window Interfering Link/ Wante
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page Description Symbol Type Unit C
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Uniform density:The user provides t
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Figure 140: Interfering link/It‐V
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ID Description Comments1 Calculatio
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1 condition1,0,if condition is sati
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Annex 3 : dRSS calculationIn this a
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Annex 4 : iRSS calculationFor the i
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A.5.1Unwanted emission MaskAnnex 5
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Eventually:emission _ relemission _
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Note:Delta = N1 (dBm/1 MHz) ‐ N2
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Figure 149: Illustration of the spe
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Annex 6 : Receiver selectivity and
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This limit of acceptable wanted sig
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A.6.5SEAMCAT calculation of receive
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Annex 7 : How to calculate the prob
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Annex 8 : Distribution or Function
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x X S / 2 ( i 1 Si min)wherei 1
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For the path azimuth used in descri
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By default all antennas have 0 dBi
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The coverage radius in the noise‐
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This function is aimed for the calc
Page 162 and 163: (a)Figure 174: Setting up the Power
Page 164 and 165: A.12.2 ACIR in DLIn DL ACIR ‐1 =A
Page 166 and 167: 2. Run [number of trials] with 40 U
Page 168 and 169: ID Description1 Plot configuration
Page 170 and 171: A.13.2.3 Snapshot SummaryIt provide
Page 172 and 173: Figure 186: Main plot of CDMA netwo
Page 174 and 175: NameNon interferedcapacity per cell
Page 176 and 177: Name Description LinkdirectionGeome
Page 178 and 179: NameCell PositionUsing wraparounddi
Page 180 and 181: Name Description LinkdirectionCell
Page 182 and 183: Note: a full load system is assumed
Page 184 and 185: A.15.3 Free space propagation model
Page 186 and 187: General environmentLocal environmen
Page 188 and 189: Dist. Range Propagation mode Standa
Page 190 and 191: A.15.5 Spherical diffraction propag
Page 192 and 193: ( f ) 10.5 1.5 ( f 57)57 < f 60
Page 194 and 195: When transmitter and receiver are l
Page 196 and 197: Frequency 100 MHz 600 MHz 2 000 MHz
Page 198 and 199: For d d H (h t ) the field strengt
Page 200 and 201: f: frequency (MHz).Note 1: The foll
Page 202 and 203: a tolerance of ε dB is to be used
Page 204 and 205: Figure 209: Access to the SEAMCAT c
Page 206 and 207: A.17.1 IntroductionAnnex 17 : Refer
Page 208 and 209: Victim Interferer Victim Interferer
Page 210 and 211: oThis is discussed but not included
Page 214 and 215: Propagation model Model:Hata Median
Page 216 and 217: Annex 21 : List of abbreviationsAbb
Page 218 and 219: transmitter (It)iRSSILTEInterfering
Page 220 and 221: LLibrary...........................
Page 222: Nansensgade 19, 31366 Copenhagen K,
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