Djezzy UMTS Project

Cluster Report

AIN ELBENIEN

Report By: Medhat Adel

Huawei Radio Optimization Team

DT on 2014-04-30

Cluster Report 3G

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Content

1 Cluster Report Overview .................................................................................................... 4

1.1 Cluster DT Summary ............................................................................................... 4

1.1.1 Test Tools .................................................................................................... 4

1.1.2 Cluster DT KPI Result ................................................................................... 4

1.2 Cluster Statistics KPI Summary ............................................................................... 4

1.3 Cluster Site List ....................................................................................................... 5

1.4 Drive Test Routes.................................................................................................... 6

2 Coverage Analysis .............................................................................................................. 7

2.1 RSCP (Long Call) ...................................................................................................... 7

2.1.1 MAP ............................................................................................................. 7

2.2 EcIo (Long Call) ..................................................................................................... 12

2.2.1 MAP ........................................................................................................... 12

2.3 Idle Mode CPICH RSCP .......................................................................................... 15

2.3.1 MAP ........................................................................................................... 15

2.4 DL HSDPA Throughput .......................................................................................... 15

2.4.1 MAP ........................................................................................................... 15

2.5 UE TX Power ......................................................................................................... 16

2.5.1 MAP ........................................................................................................... 16

3 Cluster KPI Statistics Result .............................................................................................. 21

3.1 Call Setup Success Rate(Voice) ............................................................................. 21

3.2 Call Setup Success Rate(VP) ................................................................................. 21

3.3 Call Setup Success Rate(R99 Data services) ......................................................... 21

3.4 Call Setup Success Rate(HSDPA ) .......................................................................... 21

3.5 Drop call rate(Voice) ............................................................................................. 21

3.6 Drop call rate(VP) ................................................................................................. 21

3.7 Drop call rate(R99 Data services) ......................................................................... 21

3.8 Drop call rate(HSDPA ) .......................................................................................... 21

3.9 SHO success ratio ................................................................................................. 21

3.10 CS Inter-RAT Handover Success Rate ................................................................... 21

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3.11 PS Inter-RAT Handover Success Rate ................................................................... 21

3.12 Radio Congestion rate .......................................................................................... 21

3.13 Channel Elements Congestion rate ...................................................................... 21

Cluster Report 3G

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1 Cluster Report Overview

Check the coverage, the service quality and KPI of the UMTS2100 network after

integration.

1.1 Cluster DT Summary

1.1.1 Test Tools

Test Mobile: E372

DT Tool: TEMS

1.1.2 Cluster DT KPI Result

Table 1-1 Cluster DT KPI

Event Target Value Test Value

SHO ratio between 30% and 40% 29.95%

Voice Call Drop rate <=1% 2.06%

HSDPA Data services Drop Rate <=2% 0.00%

HSDPA (UE Category 10) >1Mbps 5019.59

Call Setup Success Rate 90% 98.98%

1.2 Cluster Statistics KPI Summary

Table 1-2 Cluster Statistics KPI Thresholds

INDICATORS SERVICES STATISTIC

METHOD

DJEZZY Minimum

accepted value

Call Setup Success Rate Voice Statistical Higher than 99%

Call Setup Success Rate VP Statistical Higher than 99%

Call Setup Success Rate R99 Data services Statistical Higher than 98%

Call Setup Success Rate HSDPA Statistical Higher than 98%

Drop call rate Voice Statistical Less than 1%

Drop call rate VP Statistical Less than 1%

Drop call rate R99 Data services Statistical Less than 2%

Drop call rate HSDPA Statistical Less than 2%

SHO success ratio Statistical higher than 99%

CS Inter-RAT Handover Success Rate Statistical Higher than 99%

PS Inter-RAT Handover Success Rate Statistical Higher than 99%

Radio Congestion rate Statistical Less than 1.5%

Channel Elements Congestion rate Statistical Less than 1%

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1.3 Cluster Site List

Table 1-32 Cluster 3G site List

Wilaya Code 3G COMMUNE

AIN DEFLA 3A44X084 AIN BENIAN

ALGER 3A16X030 AIN BENIAN

ALGER 3A16X051 AIN BENIAN

ALGER 3A16X055 AIN BENIAN

ALGER 3A16X079 AIN BENIAN

ALGER 3A16X170 AIN BENIAN

ALGER 3A16X375 AIN BENIAN

ALGER 3A16X376 AIN BENIAN

ALGER 3A16X414 AIN BENIAN

ALGER 3A16X418 AIN BENIAN

ALGER 3A16X673 AIN BENIAN

ALGER 3A16X716 AIN BENIAN

ALGER 3A16X775 AIN BENIAN

ALGER 3A16X788 AIN BENIAN

ALGER 3A16X793 AIN BENIAN

ALGER 3A16X795 AIN BENIAN

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1.4 Drive Test Routes

Drive Test Routes

In the following picture (Figure 1-1), It shows the drive routes defined for this cluster.

Figure 1-1 Defined Drive Test Routes

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2 Coverage Analysis

2.1 RSCP (Long Call)

2.1.1 MAP

Figure 1-2 RSCP Distribution (Long Call)

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2.1.2 Poor RSCP Analysis

Point Cause Recommendations

1 Coverage Gap. Site 3A16X376 is note integrated.

2

1- 515m distance from side loops of 2nd

sector of site 3A16X414 (PSC 15).

2- Overshooting from some sectors:

3A16X375_3/6 (PSC 67).

3A16X051_3/6 (PSC 90).

3A16X055_1/4 (PSC 211).

3A16X775_3/6 (PSC 58).

3A16X788_3/6 (PSC 234).

3A16X865_1/4 (PSC 204).

3A16X606_1/4 (PSC 227).

3A16X150_2/5(PSC 249).

1- Up tilt 2 degree for the 2nd

sector of site 3A16X414, from e8

to e6. Up tilting will improve a bit but this area needs a new site.

Done

2- Down tilt 2 degree for the 3rd

sector of site 3A16X375, from

e8 to e10. Else we need M-tilting. Done

3- Down tilt 2 degree for the 3rd

sector of site 3A16X051, from

e6 to e8. Done

4- Down tilt 2 degree for the 1st

sector of site 3A16X055, from e3

to e5. Done

5- Down tilt 1 degree for the 3rd

sector of site 3A16X775, from

e8 to e9. Done

6- Down tilt 2 degree for the 3rd

sector of site 3A16X788, from

e6 to e8. Done

7- Down tilt 2 degree for the 1st

sector of site 3A16X865, from e5

to e7. Done

8- Down tilt 2 degree for the 1st

sector of site 3A16X606, from e6

to e8. Done

9- Down tilt 2 degree for the 2nd

sector of site 3A16X150, from

e5 to e7. Done

3 300m distance from the main loop of the 1

st

sector of site 3A16X414 (PSC 13).

Down tilt 1 degree for the 1st

sector of site 3A16X414, from e6 to

e7. Done

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4

1- Site 3A16X376 is note integrated.

2- Less than 400m distance from the 3rd

sector of site 3A16X170 (PSC 138).

Down tilt 1 degree for the 3rd

sector of site 3A16X170, from e6

to e7. Done

5

Area (less than 300m distance) falls between

the 1st

& 3rd

sectors of site 3A16X051 (PSC

88 & 90) and it’s served by side loops.

Down tilt 1 degree for the 1st

sector of site 3A16X051, from e6 to

e7. Done

6 Coverage gap. Site 3A16X079 is not integrated.

7 Coverage gap.

1- Down tilt 1 degree for the 3rd

sector of site 3A16X030 (PSC

157), from e6 to e7. Done

2- Down tilt 1 degree for the 2nd

sector of site 3A16X414 (PSC

14), from e6 to e7. Done

3- New site is needed to improve the coverage there, kindly

refer to the site location on the map.

8 Area falls between 1

st & 3

rd sectors of site

3A16X673 (PSC 173 & 175).

1- Also the coverage at this area can be improved if the above

mention new site is added.

2- Increase the power 1 dB for the 1st

sector of site 3A16X775

(PSC 56, CI: 52331/4). Done

2- Down tilt 2 degree for the 2nd

sector of site 3A16X030 (PSC

156), from e2 to e4. Done

9

1- Area nearby 3rd

sector of site 3A16X795

(PSC 258), around 225m distance.

2- Overshooting from 1st

sector of site

3A16X795 (PSC 256).

3- Area falls between 2nd

& 3rd

sectors of site

3A16X170 (PSC 137 & 138).

1- Down tilt for 3A16X795 sectors, 2 degree for 1st

sector “from

e5 to e7” and 1 degree for 3rd

sector “from e6 to e7”. Done

2- Down tilt 1 degree for the 3rd

sector of site 3A16X170, from

e6 to e7. Done

10

1- Area (A&B) -less than 400m distance-

served by side loops of the 1st

sector of site

3A16X788 (PSC 232) ,from elevation profile,

this area with a sever slope, check below

snaps.

2- Area (C&D) less than 500m in front of the

2nd

sector of site 3A16X051 (PSC 89), from

elevation profile, this area with a sever

slope, check below snaps.

3- Overshooting from some sectors:

3A16X418_3/6 (PSC 194).

3A16X030_1/4 (PSC 155).

3A16X795_2/5 (PSC 257).

1- Up tilt 1 degree d for the 1st

sector of site 3A16X788, from e6

to e5. Done

2- Up tilt 1 degree d for the 2nd

sector of site 3A16X051, from e6

to e5. Done

If the coverage remains, will be better to add a new site, refer to

the site location on the below snap.

3- Down tilt 2 degree for the 3rd

sector of site 3A16X418, from

e6 to e8. Done

4- Down tilt 1 degree for the 1st

sector of site 3A16X030, from e6

to e7. Done

5- Down tilt 2 degree d for the 2nd

sector of site 3A16X795, from

e4 to e6. Done

6- Up tilt 1 degree d for the 1st

sector of site 3A16X793 (PSC

241), from e6 to e5. Done

11

Area more tan 1Km distance from the 1st

sector of site 3A16X055 (PSC 211), and it is

the best server for that area.

Increase the power 1 dB for the 1st

sector of site 3A16X055 (CI:

26481/4). Done

12 Overshooting from 3

rd sector of site

3A16X746 (PSC 218).

Down tilt 2 degree for the 3rd

sector of site 3A16X746, from e5

to e7. Done

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13

Area less than 300m distance from the main

loop of the 3rd

sector of site 3A16X375 (PSC

67).

Down tilt 2 degree for the 3rd

sector of site 3A16X375, from e8

to e10. Else we need M-tilting. Done

14 Poor coverage due to terrain.

Down tilt 2 degree for the 1st

sector of site 3A16X375 (PSC 65),

from e6 to e8. Done

15 Coverage gap, area with radius more than

1.47Km. New site is needed.

Point 10: Elevation profile for the area nearby 1st

sector of site 3A16X788 (PSC 32):

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Point 10: Elevation profile for the area in front of 2nd sector of site 3A16X051 (PSC 89):

PSC 89

PSC 89

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2.2 EcIo (Long Call)

2.3 MAP

Figure 1-3 EcIo Distribution (Long Call)

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2.4 Poor EcIo Analysis

Point Cause Recommendations

1 Missing NBR, 3A16X375_3 (PSC 67, CI: 60123) to

3A16X051_3 (PSC 90, CI: 26443) Define missing NBRs. Done

2

1- Missing NBR (Overshooting cells), PSC

334/304/505/385.

2- Poor quality as Site 3A16X079 is not integrated.

PSC 334, 304, 505 and 385 do not exist on all whole

CFG files.

2

1

Cluster Report 3G

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Point Cause Recommendations

3

1- Missing NBRs.

2- Overshooting from some sectors:

3A16X722_3/6 (PSC 226).

3A16X035_3/6 (PSC 10).

3A16X575_1/4 (PSC 186).

3A16X874_1/4 (PSC 139).

3A16X778_1/4 (PSC 8).

3A16X802_3/6 (PSC 237).

3A16X781_1/4 (PSC 72).

3A16X699_3/6 (PSC 125).

3A16X880_1/4 (PSC 27).

3A16X572_3/6 (PSC 162).

3A16X037_3/6 (PSC 197).

3A16X606_1/4 (PSC 227).

1- Define missing NBRs. Done

2- Down tilt 3A16X722_3/6 (PSC 226), from e5 to e7 (9). Done

3- Down tilt 3A16X035_3/6 (PSC 10), from e6 to e8. Done

4- Down tilt 3A16X575_1/4 (PSC 186), from e6 to e8. Done

5- Down tilt 3A16X874_1/4 (PSC 139), from e4 to e6. Done

6- Down tilt 3A16X778_1/4 (PSC 8), from e4 to e6. Done

7- Down tilt 3A16X802_3/6 (PSC 237), from e7 to e8. Done

8- Down tilt 3A16X781_1/4 (PSC 72), from e6 to e8. Done

9- Down tilt 3A16X699_3/6 (PSC 125), from e6 to e8. Done

10- Down tilt 3A16X880_1/4 (PSC 27), from e4 to e6. Done

11- Down tilt 3A16X572_3/6 (PSC 162), from e6 to e8. Done

12- Down tilt 3A16X037_3/6 (PSC 197), from e6 to e8. Done

13- Down tilt 3A16X606_1/4 (PSC 227), from e6 to e8. Done

3

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2.5 Idle Mode CPICH RSCP

2.5.1 MAP

2.6 DL HSDPA Throughput

2.6.1 MAP

The HSDPA throughput is impacted in some areas where:

1- The radio conditions are not good (kindly refer to the RCSP & EcIo analysis).

2- There is a missing NBRs (kindly refer to the RCSP & EcIo analysis).

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2.7 UE TX Power

2.7.1 MAP

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2.7.2 Call Set up Failure Analysis

Call Setup failure (1):

The call setup scenario is normal, and not failure, starting from RRC phase, RB setup and then call

proceeding till normal release.

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Call Setup failure (2):

Issue: Bad radio condition (poor RSCP & EcIo).

Resolution: add new site to cover this gap.

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2.7.3 Call Drop Analysis

Point Cause Recommendations

1 Missing NBR, 3A16X375_3 (PSC 67, CI:

60123) to 3A16X051_3 (PSC 90, CI: 26443) Handled before during poor EcIo analysis.

2 Coverage gap. Handled before during poor RSCP analysis.

3 Unspecified.

4

Missing NBR, 3A16X722_3 (PSC 226, CI:

52153) to 3A16X606_1 (PSC 227, CI:

61181) & to 3A16X880_1 (PSC 27, CI:

62161) & to 3A16X035_3 (PSC 10, CI:

26313).

And 3A16X837_3 (PSC 203, CI: 62003) to

3A16X606_1 (PSC 227, CI: 61181) & to

3A16X575_1 (PSC 186, CI: 61031) & to

3A16X035_3 (PSC 10, CI: 26313)

Define missing NBRs. Done

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Point Cause Recommendations

4 Missing NBR, 3A16X375_3 (PSC 67, CI:

60123) to 3A16X051_3 (PSC 90, CI: 26443) Handled before during poor EcIo analysis.

6 Coverage gap (poor RSCP/EcIo) No action as site 3A16X079 is not integrated yet.

7 Missing NBR, 3A16X035_3 (PSC 10, 26313)

to 3A16X418_2 (PSC 193, CI: 60402). Define missing NBRs. Done

8 Missing NBRs (Overshooting cells). Handled before during poor EcIo analysis.

9 Missing NBRs (Overshooting cells). Handled before during poor EcIo analysis.

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3 Cluster KPI Statistics Result

3.1 Call Setup Success Rate(Voice)

3.2 Call Setup Success Rate(VP)

3.3 Call Setup Success Rate(R99 Data services)

3.4 Call Setup Success Rate(HSDPA )

3.5 Drop call rate(Voice)

3.6 Drop call rate(VP)

3.7 Drop call rate(R99 Data services)

3.8 Drop call rate(HSDPA )

3.9 SHO success ratio

3.10 CS Inter-RAT Handover Success Rate

3.11 PS Inter-RAT Handover Success Rate

3.12 Radio Congestion rate

3.13 Channel Elements Congestion rate