Bkrd Scft Report

LTE SCFT Report

Bharti Airtel TD LTE Project

eNodeB Name BKRD

eNodeB ID 813084

Date of Test 16-Oct-15

1

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

2

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

3

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



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

4

Neighbor Site Intersite distance(in mts.):-

5

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

6

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

7

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%

8

Detach success rate 100%

Attach Delay (ms) 186.56 Avg. Attach Delay Time

Detach Delay (ms) 30.00 Avg. Detach Delay Time


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

9

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


Test Result

Establish success rate NEAR MID EDGE

Samples 1 2 3 4 5 6 7 8 9Average(msec

)

10

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 .


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)

11

Restoration time (avg.)

Remark This Test performed at 5 pilot sites (JDMA, NSRN, SAFD, SABG& BTRD) as discussed earlier.


Test Execution Date

3.4 Paging and TAU update

Test. No. Site-BKRDPaging and TAU update( Y/N) Result Remark

N


Test Result

Data Points

Remark This test is part of cluster drive.


Test Execution Date

12

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


Test Result Test Point 1

Latency 26ms

Jitter 0.54ms

Data Points

Remark

Test

Execution

Date

16-Oct-15

13

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


Test Result

Data Points

14

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


Test Result

Data Points

Remark


15

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%

16

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

17

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

18

4.2.RSRQ Plot:Type RSRQ DT Plot

Stats:

RSRQ dBm Drive Test Bin

CountDrive Test

Percentage (%)Simulation

Percentage%



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%

19

[-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%



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%

20

[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%

21

[ 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%

22

[ 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:

23

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:

25

Bkrd Scft Report

Documents