Download - Bkrd Scft Report
LTE SCFT Report
Bharti Airtel TD LTE Project
eNodeB Name BKRD
eNodeB ID 813084
Date of Test 16-Oct-15
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Table of Content
Table 11. Tool Used..........................................................................................................................................................................................................................................................................3
2. Single Site Physical Parameter Check List:......................................................................................................................................................................................................................4
3. Single Site RF Performance Check List:...........................................................................................................................................................................................................................6
3.1Handover Test:...........................................................................................................................................................................................................................................................................6
3.2 Network Attach/Detach and E-RAB:.......................................................................................................................................................................................................................................8
3.3 Subscriber service restoration time after BS reboot...............................................................................................................................................................................................................10
3.4 Paging and TAU update..........................................................................................................................................................................................................................................................11
3. 5 Latency & Jitter Test……………………………………………………………………………………………………………………………………………………………………..12
4 Coverage Test……………………………………………………………………………………………………………………………………………………………………………… 14
4.1 RSRP Plot…………………..……………………………………………………………………………………………………………………………………………...………………..16
4.2 RSRQ Plot……………..………………………………………………………………………………………………………………………………………...………………………….18
4.3.SINR Plot……………………………………………………………………………………………………………………………………………………………………….…………..19
4.4.DL Throughput Plot………………………………………………………………………………………………………………………………………………………………………...20
4.5UL Throughput plot……………………………………………………………………………………………………………………………………………………………….………...21
.NB Check List………………………………………………………………………………………………………………………………………………………………………………….22
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1.Tool Used
Drive Test KIT which is including the latest testing software for LTE. GARMIN GPS for Positioning UE with test SIM cards. For model of all tool’s versions Please refer the below table:
Airtel LTE 4G Specification / Details
1. Test UE model MF820T
2. Drive Test Laptop model Dell E55000
3. Drive Test Software and it’s version CXT -V4.10
4. GPS Type / Model GARMIN 63
5. Drive Test Analysis Software & Version CXA -V4.10
6. Number of RB Used 100 RB
Tools used to generate this report are:-Drive Test Tool / Software Name : CXT -V4.10Analysis Tool Name & Version : CXA -V4.10MapInfo Version : MAPINFO 8.5
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2.Single Site Physical Parameter Check List:-
Test Date Drive Test Engineer Channel Bandwidth ENodeB ID No. of cells
16-Oct-15 Mr.Ritesh 20 MHz 813084 3
Site Name
Base Station Information
Cell IDAntenna Sharing
InfoCell Info PCI Lat Long Azimuth
Down tiltMIMO Tx used
No Of hop in case of
MW
BS Power
ETilt
M Tilt
(dBm)
BKRD
1 LTE Only 2T2R 334 22.72019 88.4812 70 2 1 Yes NA NA 46
2 LTE Only 2T2R 335 22.72019 88.4812 170 2 1 Yes NA NA 46
3 LTE Only 2T2R 336 22.72019 88.4812 280 2 1 Yes NA NA 46
Site Name
Drive Parameter InformationHandover
Delay(ms)
Attach Delay(ms)
Detach Delay(ms)
Average Throughput Peak Throughput
DL( Mbps) UL( Mbps) DL( Mbps) UL( Mbps)
BKRD 40.00 186.56 30.00 26.1 4.177 44.122 8.644
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Neighbor Site Intersite distance(in mts.):-
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3.Single Site RF Performance Check List:-
3.1Handover Test:-
Test. No. Site-BKRDIntra Site handover Result Remark
Handover Delay (CPS avg.) 40.00
Total handover count 6 6 HO count during drive test.
Handover success rate 100%
Data,Logs and Snapshots
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Handover DriveRroute :
Handover_intra-site_0% Load:
Result HO success rate is 100%
HO delay : <ms>
Intra Site Handover
Cell Info
Handover
Attempt Successful Handover Remark
Sector A to B
1 1 Successfu
l
Sector B to C
1 1 Successfu
l
Sector C to A
1 1 Successfu
l
Sector A to C
1 1 Successfu
l
Sector C to B
1 1 Successfu
l
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Sector B to A
1 1 Successfu
l
No.
Handover Delay (ms)
Intra-site(ms)
CPS UPS (UL) UPS (DL)
1 39 50 47
2 42 55 48
3 43 60 52
4 38 50 47
5 39 50 47
6 39 55 47
Average 40.00 53.33 48.00
Remark Only 6 Ho snaps are attached in dump.
Detail Dump
Enclosed
Execution date 16-Oct-15
3.2 Network Attach/Detach and E-RAB:-
Test. No. Site-BKRDNetworks attach and detach. Result Remark
Attach success rate 100%
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Detach success rate 100%
Attach Delay (ms) 186.56 Avg. Attach Delay Time
Detach Delay (ms) 30.00 Avg. Detach Delay Time
Data,Logs and Snapshots
Test Result
Attach Delay
Data points
NEAR MID EDGESamples 1 2 3 4 5 6 7 8 9 Average(msec)
Attach Delay (ms) 190 195 191 182 185 186 185 184 181 186.56
Detach Delay (ms) 40 40 30 20 20 30 40 30 20 30.00
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Attach Success
Rate 100%
Detach Success
rate100%
Remark
Detail Dump
Enclosed
Test Execution
Date16-Oct-15
Test. No Site-BKRDE-RAB establish and delete Result Remark
Establish success rate
Delete success rate
Data,Logs and Snapshots
Test Result
Establish success rate NEAR MID EDGE
Samples 1 2 3 4 5 6 7 8 9Average(msec
)
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Default ERAB Establish Time
Remark This Test performed at 5 pilot sites (JDMA, NSRN, SAFD, SABG& BTRD) as discussed earlier.
Detail Dump Enclosed
Test Execution Date
3.3 Subscriber service restoration time after BS reboot-
Test. No. Site-BKRDSubscriber service restoration time after BS reboot Result Remark
Restoration time .
Data,Logs and Snapshots
Test Result
SITE
ALARM
RAISED TIME
(Hr:Min:Sec)
ALARM CLEARED TIME
(Hr:Min:Sec)
T1
(Min:Sec:ms)
RRC Connection Request
(Hr:Min:Sec)
RRC Connection Re-
configuration Complete
(Hr:Min:Sec)
T2
(Min:Sec:ms)
Total Restoration
Time (T1+T2)
(Min:Sec:ms)
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Restoration time (avg.)
Remark This Test performed at 5 pilot sites (JDMA, NSRN, SAFD, SABG& BTRD) as discussed earlier.
Detail Dump Enclosed
Test Execution Date
3.4 Paging and TAU update
Test. No. Site-BKRDPaging and TAU update( Y/N) Result Remark
N
Data,Logs and Snapshots
Test Result
Data Points
Remark This test is part of cluster drive.
Detail Dump Enclosed
Test Execution Date
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3. 5 Latency & Jitter Test:-
Test. No. Site-BKRDMeasurement of UL/DL Throughput,coverage,latency and jitter in stationary mode in TCP/UDP covering all the way from cell center to cell edge -- no load on the neighboring cells
Point-01
Data,Logs and Snapshots
Test Result Test Point 1
Latency 26ms
Jitter 0.54ms
Data Points
Remark
Test
Execution
Date
16-Oct-15
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Test. No. Site-BKRDPeak throughput achieved by a device in best case possible Result(Mbps) Remark
Downlink throughput (Mbps) 49.552 Max. Throughput Achieved during Drive Test
Uplink Throughput (Mbps) 09.175 Max. Throughput Achieved during Drive Test
Data,Logs and Snapshots
Test Result
Data Points
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Remark Downlink/Uplink CSV files are attached for reference.
Detail Dump Enclosed NA
Test Execution Date 16-Oct-15
4.Coverage Test
Test. No. Site- BKRDOutdoor and indoor coverage.
Drive Test Result Remark
Achieved data ratePlease refer index 4.4 and index 4.5 for the
same.
RSRP measurement Please refer index 4.1 for the same.
SINR Measurement Please refer index 4.3 for the same.
Coverage quality and stability verify
Data,Logs and Snapshots
Test Result
Data Points
Remark
Detail Dump Enclosed
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PCI Coverage DT Plot:
Site Serving Clutter Details:-Name Area Total (km2) Percentage(%)
Dense Urban 0.166 20.39%Urban 0.411 50.49%
Sub_Urban 0.046 05.65%Others 0.191 23.46%
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Total Duration of Drive: 09.80 min.Total Distance covered during drive: 02.70km.
4.1.RSRP Plot:
Type RSRP DT Plot and Prediction Plot
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Stats:
RSRP dBmDrive Test Bin
CountDrive Test Percentage
(%)Simulation
Percentage%
Commutative Percentage%Drive test
PercentageSimulation test
Percentage[INF to -80] 352 61.54% 0.29% 61.54% 0.29%
[-80 to -88] 170 29.72% 1.08% 91.26% 1.37%
[-88 to -91] 28 4.90% 4.28% 96.15% 5.64%
[-91 to -93] 8 1.40% 6.36% 97.55% 12.01%
[-93 to -95] 8 1.40% 8.39% 98.95% 20.39%
[-95 to -161] 6 1.05% 11.66% 100.00% 32.06%
[-161 to -100] 0 0.00% 12.84% 100.00% 44.90%
[-100 to -107] 0 0.00% 13.77% 100.00% 58.68%
[-107 to -117] 0 0.00% 13.77% 100.00% 72.45%
[-117 to -160] 0 0.00% 13.77% 100.00% 86.23%
[-160 to -INF] 0 0.00% 13.77% 100.00% 100.00%
As per SCFT observation DU penetration loss is 24 dBConsidering -115 dB as indoor acceptable level outdoor RSRP Acceptable level is = -115+24 = -91 dBmOutdoor coverage radius as per -91 dBm =220m
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4.2.RSRQ Plot:Type RSRQ DT Plot
Stats:
RSRQ dBm Drive Test Bin
CountDrive Test
Percentage (%)Simulation
Percentage%
Commutative Percentage%Drive test
PercentageSimulation test
Percentage[INF to -8] 0 0.00% 3.09% 0.00% 3.09%
[-8 to -12] 0 0.00% 19.38% 0.00% 22.47%
[-12 to -15] 1 0.17% 19.38% 0.17% 41.86%
[-15 to -20] 22 3.85% 19.38% 4.02% 61.24%
[-20 to -159] 537 93.88% 19.38% 97.90% 80.62%
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[-159 to -INF] 12 2.10% 19.38% 100.00% 100.00%
4.3.SINR Plot:
Type SINR DT Plot and Prediction Plot
Stats:
SINR dBDrive Test Bin
CountDrive Test
Percentage (%)Simulation
Percentage%
Commutative Percentage%Drive test
PercentageSimulation test
Percentage[INF to 20] 57 9.97% 3.50% 9.97% 3.50%
[20 to 15] 178 31.12% 8.00% 41.08% 11.50%
[15 to 10] 186 32.52% 12.95% 73.60% 24.45%
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[10 to 5] 108 18.88% 18.53% 92.48% 42.98%
[5 to 2] 19 3.32% 19.01% 95.80% 61.98%
[2 to -2] 13 2.27% 19.01% 98.08% 80.99%
[-2 to -INF] 11 1.92% 19.01% 100.00% 100.00%
4.4. DL Throughput Plot:
Type DL Throughput DT Plot
Stats:DL Throughput Mbps Drive test Bin Count Drive Test Percentage (%) Commutative Percentage%
[INF to 50] 0 0.00% 0.00%
[50 to 40] 16 2.80% 2.80%
[40 to 30] 162 28.32% 31.12%
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[ 30 to 20 ] 266 46.50% 77.62%
[ 20 to 10 ] 118 20.63% 98.25%
[ 10 to 5 ] 6 1.05% 99.30%
[ 5 to 1 ] 1 0.17% 99.48%
[ 1 to -INF] 3 0.52% 100.00%
Average DL Throughput Received: 26.1Mbps
4.5. UL Throughput Plot:Type UL Throughput DT Plot and Prediction Plot
Stats:UL Throughput Mbps Drive test Bin Count Drive Test Percentage (%) Commutative Percentage%
[INF to 15] 0 0.00% 0.00%
[ 15 to 10 ] 0 0.00% 0.00%
[ 10 to 5 ] 281 37.72% 37.72%
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[ 5 to 2 ] 304 40.81% 78.52%
[ 2 to 1 ] 101 13.56% 92.08%
[1 to 0.5] 44 5.91% 97.99%
[0.5 to -INF] 15 2.01% 100.00%
Average UL Throughput Received: 04.177Mbps
Google Snap: PCI Plot:
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NB List Check List:24
Serving Cell Name_Cell ID
Neighbor Cell Name_Cell ID Serving Cell PCI Neighbor Cell
PCI Incoming HO Outgoing HO Remarks
BKRD_1 BKRD_2 334 335 Yes Yes SuccessfulBKRD_1 BKRD_3 334 336 Yes Yes SuccessfulBKRD_2 BKRD_1 335 334 Yes Yes SuccessfulBKRD_2 BKRD_3 335 336 Yes Yes SuccessfulBKRD_3 BKRD_1 336 334 Yes Yes SuccessfulBKRD_3 BKRD_2 336 335 Yes Yes Successful
Remarks(Further comments)Checked bySignature:
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