1_Tong Quan Ve Mang Thong Tin Di Dong + Thiet Bi Outdoor

8/13/2019 1_Tong Quan Ve Mang Thong Tin Di Dong + Thiet Bi Outdoor

1/25

7/2/20

GSM

Ngi trnh by : Trn Quc Chnh.

Chc v: Ph P.QLKTNV

1

MC TIU KHA HC

. m c n c c n v mng

2. Chc nng nhim vphn t v tuyn.

3. Traoi thng tin v mng Vinaphone.

4. Theo di cht lng.

2

5. Csh t ng tr m BTS.


2/25

7/2/20

TNG QUAN GSM

3

Qu trnh pht trin caccmng thng tin di ng

Qu trnh ci tin cng ngh ca thng tin di

ng GSM Tbng hp Bng rng :

TNG QUAN GSM

Chuy n i bng t n- thay i phng php

iu ch.

1G 2G 3G 4G

4

Mc ti u :1. Gii quyt tc truyn d liu

2. Ci thin cht lng cuc gi.

3. Nng cao dung lng mng.


3/25

7/2/20

Qu chuyni cngngh thng tin di ng

TNG QUAN GSM

1G

9,6Kb/s

2G

>20K

2,5G

>40K

2,75G

>380K

3G

>2M

3,5G

>5M

4G

>20M

AMP GSM GPRS EDGE UMTS HSPDA

Mcch :

5

LTE1. Ci ti n cng ngh- Thm cc Dch v.

2. Bo ton vnu tban u.

TNG QUAN GSM

B

A-bis A-ter A

OMC-R

IP GPRSIP GPRS

BSCTRAU

S

BTS

MSC/ TSC

HLR/AUCPCU

Gb

2 E1

1 E1

6

Cu trc cbn h thng thng tin ding trong h thng GSM

InternetInternet

BackboneBackboneGGSNGGSNSGSNSGSN


4/25

7/2/20

TNG QUAN GSM

BTS

BTS

BTSBTS

Cu hnha kt ni(Multidrop)

Sectorised Configuration(only one station)

BTS

BTS

BTSBTS BSC

u ni hnh sao

u ni chuiAbis

1 E1

2 E1

MSUm

Kt ni truyn dn

7

BTS

u ni hnh saocuhnh BSS

TNG QUAN GSM

temporary data

MS : myin thoi di

1. LAI

2. TMSI

Permanent Data

1. IMSI

2. ki

Sliutrong

8

ng1. Myu cui.

2. SIM Card.

3. PIN.

3. a34. a8

SIM


5/25

7/2/20

Cu trc MS :

TNG QUAN GSM

Chc nng : K t n i cuc gi i/ n.

Nhim v :1. Kt ni dch vthoi/phi thoi vi ngi dng.2. Thu/pht tn hiu v tuyn vi trm gc.

9

n o : s n xu , c v, ng n.

Chc nng BTS : To vng phsng di ng.

Nhim v BTS :1. Thu/Pht tn hiu v tu n.

TNG QUAN GSM

2. Kt ni vi BSC.3. iu khin cuc gi.4. Cn bng cng sut myu cui.5. Qun l thu bao MS.6. Cung cp dch v.6. Bo mt giao din Um. 23

1 4

10

n o : n oor u oor, n ung, Marcro/Micro/Pico/ IBS, Vendor, Bng tnhot ng. T hp cng ngh 2G/3G- SingleRAN.

BTS/NodeB: Trm Thu/Pht gc.

56


6/25

7/2/20

TNG QUAN GSM

Antennas

Abis

Clock I/O

BTS Terminal

BTS

11

Kt ni cbn trong BTS

TNG QUAN GSM

Vng h

Mobile

BTS3BTS2

Vng kn

12

Stations BSC

Vng ph sng BTS


7/25

7/2/20

Chc nng :iu khin hotng tr m gc.

Nhim v : Qun l lu gi csd liu trm gc.

TNG QUAN GSM

ng b, iu khin chuyn mch cuc gi gia ccBTS trong cng BSC, chuyni tc knh v tuynvi knh tngi.

Phn loi :1.Local : BSC+ TRAU t cng v tr.

13

BSC/RNC : H thngiu khin trm gc.

2.Remote : TRAU t cng t ng MSC.

Packet data traffic

Circuit switched traffic

A-bis

OMC-R

Base Station Subsystem

TNG QUAN GSM

BTS

BSC TCMSC

SGSN

16 Kb/s

A-ter (mux)

- er16 Kb/s 64 Kb/s

MFSUm

13 Kb/s

MS

(TRAU)

14

BTS Gb

KT NI CBN BSC.

E1 E1E1


8/25

7/2/20

Chc nng :iu khin kt ni cuc gi.

TNG QUAN GSM

, , ,nh s- Qun l thu baoa dch v ISDN,kt ni cc h thng dch v VAT, kt nimng ngoi.

Phn loi :Chuyn mch knh : MSC. MSC

15

MSC/TSC : Tngi di ng

uy n mc g : .Tngi cng : Gateway- TSC/TSS.

TNG QUAN GSM

16

Kt ni cc MSC/TSC


9/25

7/2/20

Chc nng : qun lng k thu bao ch.

Nhi m v : Lu tr s thu bao ton cu

TNG QUAN GSM

IMSI. Kim sotng nhp mng, PhnLoi thu bao : White-Black- Gray List.Qun l dch v thu bao : Tr trc- Trsau.

Phn lo i :HLR- N HLR.

HLR

17

HL R:B qun lng k thu bao ch

imsi MCC Mobile country code:

3 ch s

MNC Mobile network code:

TNG QUAN GSM

mCC mnC msin

c s

MSIN Mobile subscriber

identity number:10 ch s

Bao gm 15 ch s

18

hlr ID +

a ch

HLR

2 ch s

8 ch s

X1 X2 X3 X4 X5 X6 X7 X8


10/25

7/2/20

msisdn CC country code: 3 s

NDC national dest. code: 2 ch s

TNG QUAN GSM

CC ndC sn

Bao gm 12 ch sQuay:MSISDN

19

hlr ID

+X1 X2 X3 X4 X5

a ch HLR

2 ch s5 ch s

HLRlocation data

TNG QUAN GSM

Subscriber data

1. IMSI To

2. MSISDN CSDL

3. Basic Services

4. Suplementary services

1. VLR Number

2. LMSI number

S liutrongHLR

20

5. Res tr ic tions


11/25


12/25

7/2/20

Chc nng :To thut ton bo mt

TNG QUAN GSM

Nhim v : to m ngu nhin cung cp chothu bao di ng trn giao din v tuyn.

Phn loi : Theo nh cung cp.

23

AUC : Trung tm Nhn Thc

Mobile cp nht v tr - LAC

MSC ACLp

iIMSI

MS VLR HLR

.LAC Y.cu tham s nhn

dngTham s nhndng

Nhn dng

Cho Sl. Tbao

SRES=SRES

S liu thu bao

24

IMSI

TMSI

Gi TMSI

nhnTMSI


13/25


14/25

7/2/20

TNG QUAN VMNG VINAPHONE

HSL

STM

1/HS

L

STM1/HSL

27

Kt ni mng Core


28

Nng cp H thng ln 2,5-,27 G


15/25

7/2/20


29

Nng cp mng ln 3G :


30

Trin khai 3G giaion I


16/25

7/2/20


. MS: .

Phn loi : Trtrc, Trsau,G-Phone

31

Thu bao Vinaphone


BTS : Cbn l tr m Marcro- Indoor- C nh- Khng ngiqun l- Nhiu nh cung cp- Nhiu bng tn 900/1800/2100-

a c ng ng - - ng e .

S lng : 1550 BTS, 6000 NodeB.

Nh cung cp 2G: Motrola, Alcatel, Ericsson, Huawie,Siemens.

32

BTS Vinaphone

Nh cung cp 3G : MB-Motorola, MT- ZTE,NM- Ericsson.SingleRAN (NB+MT)


17/25

7/2/20


:

SBSC : 260SRNC : 25Phn loi : Local ( BSC/TRAU) / RemoteBSC-TRAU.

- -

33

BSC Vinaphone:


MSC/MSS/VLR TSC/TSS:Slng : 30Phn loi : (4) Nh cung cp Ericsson, Siemens,Huawie.

34

MSC/MSS Vinaphone:


18/25

7/2/20


HLR/AUC :Slng : 03Phn loi :NgHLR- Qun l Thu bao Vinaphone trtrc v tr sau.

35

HLR Vinaphone:

HLR- Qun l thu bao G-Phone.

THEO DI CHT LNG

u c p s ng v c ng c a mng:1. Phsng theo din tch .2. Phsng theo mt dn c.3. o kimnh tun th cht lng.

36

SO SNH VNG PHSNG CC MNG


19/25

7/2/20

THEO DI CHT LNG

BTS Omni:- Vng ph ngu.- Mt thu bao thp.- Cu hnh thp.

BTS Sector:- Vng ph nh hng.- Mt thu bao ln.

37

Vng ph sng BTS:

- .

THEO DI CHT LNG

A A

BB

B

BGain Anten : Kh nng tp trung nng

lng ca Anten theo hng so vi Anten v

38

Vng ph sng ph thuc vo Gain ca Anten

.


20/25

7/2/20

THEO DI CHT LNG

TA=1 TA=3 TA=10 TA=15

39

Kim tra vng ph sng bngim chun

THEO DI CHT LNG

40

Kt qu o Driving Test


21/25

7/2/20

THEO DI CHT LNG

KPI- 2G : ( So snh APT)- - HOR : 95 %- DOR : 1 % / 3%- MOS : 3

41

Cc thng s nh gi cht lng cuc gi.

THEO DI CHT LNG

Phng php theo di:- .- Driving Test.- kin phn nh khch hng.- ThngktOMC.- C cnh bo ti trm.- Lu lng st gim bt thng.- Thi gian mt lin lc BTS gia tng.

42

Mt s phng phpin hnh


22/25

7/2/20

CSHTNG TRM BTS

- Tr Anten.- Kim thu li.-- .- Cu cp.- Anten di ng,Viba.- Fi .

43

OUT DOOR BTS OUT DOOR INDOOR

CSHTNG TRM BTS

- Tr t ng Cao > 45m .- Tr d co : 25-30m.- Chu sc gi > cp 12 .- Anten lp di kim thu li

trong vng bo b < 45 .- Chn tr c bng tipt.

44

TRAN TEN


23/25

7/2/20

CSHTNG TRM BTS

Ch un vng xung

45

Cu cp phi

- p m r c-im un Fi > 135 %

Ch tipt trc khi vo trm

CSHTNG TRM BTS

1.4

1.5

1.6

Limit : 1.5

Distance-to-faultG3-C5

R

M2: 1.199 @ 5.16 Meter

1.0

1.1

1.2

1.3

0.0 2.5 5.0 7.5 10.0 12.5 15.0 17.5 20.0

M2

Model: S331D Serial #: 00632031 Prop.Vel:0.800Date: 02/09/2007 Time: 01:27:42 Ins.Loss:0.000dB/mResolution: 517 CAL:ON(COAX) CW: OFF

VSW

Distance (0.0 - 20.0 Meter)

46

Kt qu o sngng Fi


24/25

7/2/20

CSHTNG TRM BTS

47

TN TI CSHTNG TRM BTS

Dy Jumper tha cun li trn cu cp

CSHTNG TRM BTS

48


Dy ngun truyn dn lp sai quynh


25/25

7/2/20

CSHTNG TRM BTS

49


Cp Lung E1 u sai quynh.

THANK YOU

50

1_Tong Quan Ve Mang Thong Tin Di Dong + Thiet Bi Outdoor

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