in thoi IP l m hnh truyn thoi s dng giao thc mng (Internet
Protocol)
Nh s phn cng ca nh trng v s gip ca Ban lnh o Cng Ty TNHHTM &
DV Vin Thng Thin T to iu kin cho ngi thc hin ti thc tp ti Cng Ty
.
Ngi thc hin ti xin chn thnh cm n Ban lnh o Cng Ty TNHHTM &
DV Vin Thng Thin T , Khoa in - in t Trng i Hc S Phm K Thut TP H Ch
Minh, thy Nguyn Ng Lm v cc anh/ch trong Cng Ty tn tnh gip . Qua ti
ny ngi thc tp c th hon thnh tt nhng ni dung thc tp v nm c kin thc
chuyn mn tt hn.D rt c gng nhng khng th trnh khi nhng thiu st trong
qu trnh thc tp. Rt mong nhn c nhng li nhn xt cng nh l cc kin ng
gp.
Xin chn thnh cm n !Tp. HCM, ngy 24.thng 09 .nm 2010Sinh vin thc
hinPhan Ngc Thnh Trn Xun Thanh ThoNHN XT CA C QUAN THC TPH v tn
sinh vin:
Phan Ngc Thnh 06117070
Trn Xun Thanh Tho 06117071
Lp:
061170CNgnh:
in T - Vin Thng
Ngi hng dn:
Tn ti: TM HIU V LP T TRM PHT SNG 3GNhn xt ca c quan thc tp:
Tp. HCM, ngy 24 .thng 09.nm 2010Ngi hng dnNHN XT CA GIO VIN HNG
DNH v tn sinh vin:
Phan Ngc Thnh
06117070
Trn Xun Thanh Tho 06117071Lp:
061170CNgnh:
in T - Vin Thng
Gio vin hng dn: ThS. Nguyn Ng LmTn ti:
TM HIU V LP T TRM PHT SNG 3G
Nhn xt ca gio vin hng dn:
Tp. HCM, ngy 24 thng 09 nm 2010 Gio vin hng dn ThS. Nguyn Ng
Lm
Nhn loi ngy nay ang sng trong mt th gii trn ngp thng tin. Thng
tin t ch l nhu cu ca cuc sng v ngy nay n tr thnh phng tin, cng c hu
hiu, l mt nn cng nghip sn xut trc tip.Trong xu th hi t cng ngh vin
thng v truyn thng qung b, nhiu nc dch v vin thng tr thnh mt loi hnh
dch v c li nhun cao. Nh hi t cng ngh, nh cung cp dch v truyn thng
gi y c th nng cao c cht lng ng thi cng thu c nhiu li nhun hn t ngi
s dng . Trong thi gian gn y ngi dng cc thit b di ng c tip cn vi dch
v 3G ca cc nh cung cp dch v Vin Thng Mobiphone, Viettel,vi cc loi
hnh dch v Thoi c hnh, Internet tc cao, TV mobile. Cht lng dch v vt
tri hn nhiu so vi mng 2.5G c th l t b tc nghn khi s lng thu bao
tng, tc truy cp Internet ln ti 7.2Mbps. xy dng mt h thng 3G hon
thin a vo hot ng th phi tri qua nhiu giai on cng vic trong vic xy
dng trm pht sng 3G l mt cng on quan trng v khng th thiu trong qu
trnh trin khai h thng mng.V tnh cht quan trng v xu hng pht trin mng
3G trong tng lai em chn cng on lp t thu pht sng 3G lm ti thc tp tt
nghip nhm nm r c quy trnh hot ng lp t cng nh ng dng trong mng thng
tin di ng 3G.MC LC
Trang
Phn AGii thiu
Li cm n
Nhn xt c quan thc tp
Nhn xt gio vin hng dn
Li ni u
Mc lc
Danh mc hnh
Phn BNi dung1Chng 1. Gii thiu c quan thc tp & Nhim v c
giao21.1. Gii thiu s lc v Cng Ty TNHHTM-DV Vin Thng Thin T21.2. C
cu hot ng ca Cng Ty21.3. Tng quan v s thnh lp v hot ng ca cng
ty3
1.4. Cc hot ng khc31.5. Hng pht trin3Chng 2. Tng quan mng
3G52.1. Gii thiu mng 3G52.2. Hng pht trin ln mng 3G da trn mng sn
c62.2.1. Hng pht trin ln 3G s dng cng ngh WCDMA62.2.2. Hng pht trin
ln 3G s dng cng ngh CDMA 200072.3. Tng quan mng WCDMA92.3.1. S khi
mng WCDMA102.3.2. Chc nng tng khi102.4. Cng vic thc hin trong qu
trnh thc tp12Chng 3. Lp t trm 3G133.1. Gii thiu qu trnh lp t trm
3G133.2. Quy trnh lp t thit b trm 3G163.3. Gii thiu thit b lp t trm
3G163.3.1. Thit b chnh163.3.2. Thit b i km193.3.3. Cc loi cp v cc
thit b ph khc203.4. S u rp thit b ca t trm 3G 21Chng 4. Chc nng, cu
to phn cng, cch lp t cc thit b 234.1. Anten thu pht tn hiu 3G234.2.
Khi RRU244.3. T trm RBS3418254.4. T trm RBS320630Chng 5. Tng
kt33Phn C Ph lc v Ti liu tham kho34
Ph lc A: T Vit Tt35Ti Liu Tham kho37Danh Mc HnhHnh 1.1: S t chc
ca Cng Ty TNHH & DV Vin Thng Thin T.Hinh 2.1: Cc th h ca h thng
thng tin di ng.Hnh 2.2: Qu trnh pht trin ln 3G theo nhnh s dng cng
ngh WCDMA.Hnh 2.3: Qu trnh pht trin ln 3G theo nhnh CDMA 2000.Hnh
2.4: M hnh cu trc h thng UMTS.Hnh 2.5: Cu trc tng th h thng
UMTS/GSM.Hnh 3.1: Lp dt trm. Hnh 3.2: Qu trnh lp dt trong nh.Hnh
3.3: Qu trnh lp t bn ngoi.Hnh 3.4: M hnh pht sng.Hnh 3.5: Quy trnh
lp t trm.Hnh 3.6: Cu hnh t trm RBS 3418.Hnh 3.7: Khi PDU. Hnh 3.8:
Phn ngun t RBS 2814.Hnh 3.9: T trm RBS 3206.
Hnh 3.10: Anten pht trong trm 3G.Hnh 3.11: Thit b RRU.Hnh 3.12:
Thit b truyn dn vibaHnh 3.13: Cp ng trc v feerder.Hnh 3.14: Cu trc
cp quang.Hnh 3.15: Hnh nh cp quang.Hnh 3.16: S t trm RBS 3418.Hnh
3.17: S t trm RBS 3206.Hnh 4.1: Hnh nh Anten thu pht.Hnh 4.2: Cu to
bn trong ca Anten.Hnh 4.3: Hnh nh lp t Anten.Hnh 4.4: S khi ca
RRU.Hnh 4.5: Cu to c th ca RRUHnh 4.6: Cu trc ca CBU.Hnh 4.7: Cc bo
mch iu khin.
Hnh 4.8: Bo iu khin Led.Hnh 4.9: Thng s ca t trm RBS 3418.Hnh
4.10: Thng s ca t trm RBS 3206.
iii
