(Tp 2)

HC VIN CNG NGH BU CHNH VIN THNG

TS. NGUYN PHM ANH DNG

GIO TRNH

L TRNH PHT TRIN THNG TIN DI NG

3G LN 4G (Tp 2)

NH XUT BN THNG TIN V TRUYN THNG

GD 01 HM 10

LI NI U Thng tin di ng l ngnh cng nghip vin thng pht trin nhanh

nht vi con s thu bao t n 3,8 t tnh n cui nm 2008. Khi ngun t dch v thoi t tin phc v mt s t ngi di chuyn, n nay vi s ng dng ngy cng rng ri cc thit b thng tin di ng th h ba, thng tin di ng c th cung cp nhiu loi hnh dch v i hi tc s liu cao k c cc chc nng camera, MP3 v PDA. Vi cc dch v i hi tc cao ngy cng tr nn ph bin th nhu cu v 3G cng nh pht trin n ln 4G ang cng tr nn cp thit. phc v nhu cu hc tp ca sinh vin, Hc vin Cng ngh Bu chnh Vin thng phi hp vi Nh xut bn Thng tin v Truyn thng xut bn Gio trnh L trnh pht trin thng tin di ng 3G ln 4G do TS. Nguyn Phm Anh Dng bin son.

3G l thut ng dng ch cc h thng thng tin di ng th h th 3 (Third Generation). Mng 3G (Third-generation technology) l th h th ba ca chun cng ngh in thoi di ng, cho php truyn c d liu thoi v d liu ngoi thoi (ti d liu, gi email, tin nhn nhanh, hnh nh...). 3G cung cp c hai h thng l chuyn mch gi v chuyn mch knh. H thng 3G yu cu mt mng truy cp v tuyn hon ton khc so vi h thng 2G hin nay. im mnh ca cng ngh ny so vi cng ngh 2G v 2.5G l cho php truyn, nhn cc d liu, m thanh, hnh nh cht lng cao cho c thu bao c nh v thu bao ang di chuyn cc tc khc nhau. Vi cng ngh 3G, cc nh cung cp c th mang n cho khch hng cc dch v a phng tin, nh m nhc cht lng cao; hnh nh video cht lng v truyn hnh s; Cc dch v nh v ton cu (GPS); E-mail; video streaming; High-ends games;...

Do khun kh c hn, gio trnh s ch tp trung trnh by hai cng ngh: l HSPA (s pht trin tng cng ca WCDMA) v 3GPP LTE. C th coi cng ngh HSPA v s pht trin tip theo ca n l hu 3G cn cng ngh LTE l tin 4G. y l cc cng ngh d kin s rt pht trin trong nhng thp nin ti. Gio trnh c xy dng trn c s sinh vin hc mn "a truy nhp v tuyn v l thuyt tri ph".

V y l gio trnh cho mn chuyn i hi sinh vin phi t c nn gio trnh c bin son chi tit vi kt cu hp l sinh vin c th t hc. Mi chng u c phn gii thiu chung, c phn tng kt v cc cu hi.

Gio trnh bao gm 16 chng. Chng u gii thiu tng quan v cc h thng pht trin ca 3G v l trnh pht trin ln 4G. Chng 2 cp n cc vn lin quan n truyn dn v tuyn bng rng. Chng 3 nghin cu cc cng ngh a truy nhp OFDMA v SC-FDMA ng dng cho LTE. Chng 4 trnh by mt trong cc k thut quan trng ca 3G pht trin v 4G l a anten. Chng 5 trnh by mt s k thut then cht ca 3G pht trin v 4G l: thch ng ng truyn, lp biu ph thuc knh v HARQ (pht li lai ghp). Chng 6 v chng 7 trnh by nguyn l ca HSDPA v HSUPA. Chng 8 cp n cc vn qun l ti nguyn v tuyn ca HSPA. Chng 9 trnh by dch v VoIP trong HSPA. Chng 10 trnh by mt s dch v tin tin ca HSPA l MBMS - dch v qung b, a phng a phng tin v CPC - kt ni gi lin tc. Chng 11 trnh by cc mc tiu LTE. Chng 12 trnh by cc vn chung ca truy nhp v tuyn LTE v kin trc giao din v tuyn LTE. Chng 13 v 14 trnh by lp vt l v cc th tc truy nhp LTE. Chng 15 trnh by pht trin kin trc h thng LTE/SAE. Chng 16, trnh by m phng nh gi hiu nng HSPA, LTE v tnh ton qu ng truyn.

Ngoi ra phn Ph lc ca gio trnh, trnh by cc yu cu i vi phn v tuyn ca my u cui HSPA v c thm phn Thut ng vit tt, Ti liu tham kho bn c tin tra cu.

Gio trnh c th l ti liu tham kho cho sinh vin cc trng i hc, cc chuyn gia, cc cn b qun l v k thut trong lnh vc thng tin di ng. Mc d c nhiu c gng, song qu trnh bin son s kh trnh khi thiu st, Hc vin rt mong nhn c kin gp ca cc bn ng nghip v bn c gn xa.

Xin trn trng cm n!

HC VIN CNG NGH BU CHNH VIN THNG

i

MC LC

Li ni u ..............................................................................................5

Chng 6. HSDPA ...............................................................................185

6.1. Tng quan..............................................................................186

6.2. HS-DSCH .............................................................................191

6.3. MAC-hs v x l lp vt l..................................................200

6.4. Lung s liu.........................................................................204

6.5. iu ch bc cao ...................................................................206

6.6. Lp biu v thch ng ng truyn .....................................208

6.7. HARQ vi kt hp mm .......................................................215

6.8. CQI v cc phng tin nh gi cht lng khung khc ....230

6.9. Cu trc cc knh bo hiu ca HSDPA...............................235

6.10. HSDPA MIMO ...................................................................248

6.11. Cc th tc lp vt l ca HSDPA......................................254

6.12. Di ng................................................................................257

6.13. Cc th loi UE ...................................................................259

6.14. Tng kt ..............................................................................261

6.15. Cu hi ................................................................................263

Chng 7. Truy nhp gi ng ln tc cao HSUPA ............... 265

7.1. Tng quan..............................................................................266

7.2. E-DCH ..................................................................................272

7.3. MAC-e v x l lp vt l ....................................................281

ii

7.4. Lung s liu.........................................................................286

7.5. Lp biu.................................................................................287

7.6. HARQ vi kt hp mm .......................................................298

7.7. Bo hiu iu khin...............................................................314

7.8. Th tc lp vt l ..................................................................327

7.9. Di ng..................................................................................329

7.10. Cc th loi UE ...................................................................331

7.11. Tng kt...............................................................................331

7.12. Cu hi ................................................................................333

Chng 8. Qun l ti nguyn v tuyn ............................................335

8.1. Tng qun qun l ti nguyn v tuyn ca HSDPA ...........336

8.2. Cc gii thut RNC cho HSDPA...........................................337

8.3. Cc gii thut nt B cho HSDPA ..........................................352

8.4. Tng quan qun l ti nguyn v tuyn HSUPA ..................365

8.5. Cc gii thut RNC cho HSUPA...........................................366

8.6. Cc gii thut nt B cho HSUPA ..........................................370

8.7. Tng kt.................................................................................372

8.8. Cu hi ..................................................................................372

Chng 9. VoIP trong HSPA............................................................. 375

9.1. ng lc VoIP.......................................................................376

9.2. Nn tiu ............................................................................378

9.3. VoIP trong HSPA..................................................................379

9.4. Tng kt.................................................................................388

9.5. Cu hi ..................................................................................389

iii

Chng 10. Cc dch v qung b/a phng, a phng tin v kt ni gi lin tc....................................................... 391

10.1. Tng quan MBMS...............................................................392

10.2. Cc knh cho MBMS ..........................................................402

10.3. Kt ni gi lin tc ..............................................................406

10.4. Tng kt...............................................................................417

10.5. Cu hi ................................................................................418 Ph lc Thut ng vit tt Ti liu tham kho

THUT NG VIT TT

2G Second Generation Th h th hai

3G Third Generation Th h th ba

3GPP 3rd Generation Partnership Project n cc i tc th h th ba

3GPP2 3rd Generation Partnership Project 2 n i tc th h th ba - 2

AAS Adaptive Antenna System H thng anten thch ng

ACLR Adjacent Channel Leakage Ratio T s r knh ln cn

ACK Acknowledgement Cng nhn

AGW Access Gateway Cng truy nhp

AM Acknowledged Mode Ch cng nhn

AMC Adaptive Modulation and Coding M ha v iu ch thch ng

AMR Adaptive MultiRate a tc thch ng

ARQ Automatic Repeat-reQuest Yu cu pht li t ng

AWGN Additive Gaussian Noise Tp m Gauss trng cng

BCCH Broadcast Control Channel Knh iu khin qung b

BCH Broadcast Channel Knh qung b

BES Best Effort Service Dch v n lc nht

BER Bit Error Rate T s li bit

BLER Block Error Rate T s li khi

BM-SC Broadcast/Multicast Service Center Trung tm dch v qung b/a phng

BPSK Binary Phase Shift Keying Kha chuyn pha hai trng thi

BS Base Station Trm gc

BTS Base Tranceiver Station Trm thu pht gc

CAZAC Constant Amplitude Zero Auto-Correlation

T tng quan bng khng bin khng i

CC Convolutional Code M xon

CDMA