mobiluri telekomunikaciis miwispira da Tanamgzavruli sistemebi
mobiluri telekomunikaciis miwispira da Tanamgzavruli sistemebi mobiluri telekomunikaciis miwispira da Tanamgzavruli sistemebi
adgilebis registrSi Seiyvaneba informacia kav- Siris axali aris nomris Sesaxeb, romelic uzrunvelyofs mobiluri sadgurisaken gamoZaxebaTa warmarTvas. mdgomareobisa da gadaadgilebis registrebSi arsebuli monacemebis SenarCunebisaTvis wyvetebis dros, gaTvaliswinebulia am registrebis damamaxsovrebeli mowyobilobebis dacva. nax. 3.5ze mocemulia is droebiTi monacemebi, romlebic inaxeba HLR-sa da VLR-Si. imisaTvis, rom aRvkvecoT kavSiris fiWuri sistemis resursebis arasanqcirebuli gamoyeneba, masSi Setanilia autentifikaciis meqanizmi _ abonentis namdvilobis dadastureba. autentifikaciis centi (AUC) Sedgeba ramdenime blokisagan da aformirebs gasaRebebs da algoriTmebs autentifikaciisaTvis. misi meSveobiT mowmdeba abonentis sruluflebianoba da xorcieldeba misi SeRweva kavSiris qsel- Si. AUC-Si miiReba gadawyvetileba da ganisazRvreba daSifvris gasaRebebi monacemTa bazis safuZvleze, romelic Tavmoyrilia mowyobilobis identifikaciis registrSi (EIR). yoveli mobiluri abonenti sistemiT sargeblobisas Rebulobs abonentis identifikaciis moduls (SIM-baraTs), romelic Seicavs saerTaSoriso saidentifikacio nomers (IMSEI), autentifikaciis saku- Tar individualur gasaRebs (Ki), autentifikaciis algoriTms (A3)-s. am informaciis meSveobiT, monacemTa urTierTgacvlis safuZvelze (mobilur sadgursa da qsels Soris) xdeba autentifikaciis sruli ciklis dasruleba da abonents neba erTveba qselSi SeRwevisaTvis. 74 nax. 3.4. mdgomareobis registrSi Senaxuli xangrZlivi monacemebi 75
nax. 3.5. droebiTi monacemebi, romlebic inaxeba HLR-Si da VLR-Si abonentis namdvilobis Semowmebis procedura xorcieldeba Semdegnairad (nax. 3.6). qselidan mobilur sadgurze gadaicema raRac SemTxveviTi sidide (RAND-Randon Number_abonentis SemTxveviTi nomeri). fiWur telefonSi individualuri gasaRebis Ki da autentifikaciis algoriTmis A3-is meSveobiT miRebuli ricxvebi (maTematikuri gamoTvlebis safuZvelze) gardaiqmneba da gamoiTvleba axali ricxvi _ SRES. am ricxvs mobiluri sadguri agzavnis ukan qselSi, sadac xdeba miRebuli ricxvis Sedareba TviT qselSi gamoTvlil ricxvTan. Tu es ori ricxvi erTmaneTs daemTxva, maSin mobilur sadgurs neba 76 eZleva miuerTdes qsels, winaaRmdeg SemTxvevaSi ara. saidumloebis dacvis mizniT gamoZaxilis gamoTvla warmoebs farulad (SIM-baraTiT). nax. 3.6 abonentis Semowmebis procedura momsaxurebisa da marTvis centri (OMC) uzrunvelyofs funqciebis ganawilebasa da MSC-sa da BSSs Soris urTierTqmedebebs. misi funqciebi emTxveva Cveulebrivi kavSiris qselSi Semavali msgavsi centrebis funqciebs. gansxvaveba mxolod imaSia, rom GSM standartSi OMC uzrunvelyofs radioqvevsistemis marTvas. 3.1.2. signalebis struqtura da formireba GSM standartSi GSM standartis agebis sxvadasxva variantis analizis Sedegad SeirCa am sistemebisaTvis optimaluri 77
- Page 1 and 2: g. murjikneli, g. robitaSvili, T. v
- Page 3 and 4: uak 621. 396. wignSi ganxilulia mob
- Page 5 and 6: 4.1. mobiluri telekomunikaciis mesa
- Page 7 and 8: teritoriis garkveul ubnebad dayofis
- Page 9 and 10: 1.2. personaluri radiogamoZaxebis s
- Page 11 and 12: 1.3. mobiluri telekomunikaciis fiWu
- Page 13 and 14: sixSiruli zolis sigane aris F k , m
- Page 15 and 16: 2.6. naxazidan Cans, rom miRebul rT
- Page 17 and 18: ganmeorebis N periodis mqone fsevdo
- Page 19 and 20: sadac m aris erTi mimdevrobis droiT
- Page 21 and 22: mimdinare koordinatebia. 2 2 D r
- Page 23 and 24: 2 B q 0, 87 Ms pir ; xolo uku arxS
- Page 25 and 26: SesaZlebelia abonentTa maqsimaluri
- Page 27 and 28: amasTan, abonentTa saerTo ricxvi lo
- Page 29 and 30: 2 4 ( r / R) ( r / R) 4 62, 5 0 0
- Page 31 and 32: Cveni azriT, mizanSewonilia, ganvix
- Page 33 and 34: 2.2. mobiluri telekomunikaciis AMPS
- Page 35 and 36: cxr. 3.1. cifruli standartebis maxa
- Page 37 and 38: is neli gadarTviT (wamSi 217 naxtom
- Page 39: erTi saerTaSoriso saidentifikacio n
- Page 43 and 44: sixSiris Sewyobis droiTi ganmeoreba
- Page 45 and 46: fizikuri arxis formirebamde cifrul
- Page 47 and 48: nax. 3.10. b. cifrul formaSi gardaq
- Page 49 and 50: mowyobilobaTa Semadgenloba da funqc
- Page 51 and 52: _ mobilur abonentTa da sxvadasxva f
- Page 53 and 54: CDMA-s princi pze agebul sistemebSi
- Page 55 and 56: gadacemuli signalis simZlavris zust
- Page 57 and 58: mimReb mxareze Secdomebis pirdapiri
- Page 59 and 60: mis siCqare 384 kbiti/wm B-ISDN-Si
- Page 61 and 62: IMT-2000 (UMTS) gamoyofil sixSireTa
- Page 63 and 64: CDMA2000 qseli absoluturad Seesabam
- Page 65 and 66: li cikluri wanacvlebiT, rac moiTxov
- Page 67 and 68: formis mixedviT ganasxvaveben Semde
- Page 69 and 70: ganTavsebisas. kosmosuri aparatebis
- Page 71 and 72: nax. 5.3-ze naCvenebia miTiTebuli d
- Page 73 and 74: _ calkeuli kosmosuri aparatis mier
- Page 75 and 76: telekomunikacia abonetebs Soris 2 s
- Page 77 and 78: cxrili 5.2 148 cxrili 5.2 (gagrZele
- Page 79 and 80: tis xedvis zonaSi sul ramdenime wam
- Page 81 and 82: omelic zrunvelyofs salaparako infor
- Page 83 and 84: sistemas SeuZlia uzrunvelyos rogorc
- Page 85 and 86: i 5-15 aTas km simaRleze. saSualorb
- Page 87 and 88: uzrunvelyofs monacemTa gadacemis ma
- Page 89 and 90: lis maRali kuTxiT (45 0 -ze meti) d
nax. 3.5. droebiTi monacemebi, romlebic inaxeba<br />
HLR-Si <strong>da</strong> VLR-Si<br />
abonentis namdvilobis Semowmebis procedura<br />
xorcieldeba Semdegnairad (nax. 3.6). qseli<strong>da</strong>n<br />
mobilur sadgurze ga<strong>da</strong>icema raRac SemTxveviTi<br />
sidide (RAND-Randon Number_abonentis SemTxveviTi<br />
nomeri). fiWur telefonSi individualuri gasaRebis<br />
Ki <strong>da</strong> autentifikaciis algoriTmis A3-is meSveobiT<br />
miRebuli ricxvebi (maTematikuri gamoTvlebis<br />
safuZvelze) gar<strong>da</strong>iqmneba <strong>da</strong> gamoiTvleba axali<br />
ricxvi _ SRES. am ricxvs <strong>mobiluri</strong> sadguri agzavnis<br />
ukan qselSi, sa<strong>da</strong>c xdeba miRebuli ricxvis Se<strong>da</strong>reba<br />
TviT qselSi gamoTvlil ricxvTan. Tu es ori ricxvi<br />
erTmaneTs <strong>da</strong>emTxva, maSin mobilur sadgurs neba<br />
76<br />
eZleva miuerTdes qsels, winaaRmdeg SemTxvevaSi<br />
ara. saidumloebis <strong>da</strong>cvis mizniT gamoZaxilis<br />
gamoTvla warmoebs farulad (SIM-baraTiT).<br />
nax. 3.6 abonentis Semowmebis procedura<br />
momsaxurebisa <strong>da</strong> marTvis centri (OMC) uzrunvelyofs<br />
funqciebis ganawilebasa <strong>da</strong> MSC-sa <strong>da</strong> BSSs<br />
Soris urTierTqmedebebs. misi funqciebi emTxveva<br />
Cveulebrivi kavSiris qselSi Semavali msgavsi centrebis<br />
funqciebs. gansxvaveba mxolod imaSia, rom<br />
GSM stan<strong>da</strong>rtSi OMC uzrunvelyofs radioqvevsistemis<br />
marTvas.<br />
3.1.2. signalebis struqtura <strong>da</strong> formireba<br />
GSM stan<strong>da</strong>rtSi<br />
GSM stan<strong>da</strong>rtis agebis sxva<strong>da</strong>sxva variantis analizis<br />
Sedegad SeirCa am <strong>sistemebi</strong>saTvis optimaluri<br />
77
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