mobiluri telekomunikaciis miwispira da Tanamgzavruli sistemebi
mobiluri telekomunikaciis miwispira da Tanamgzavruli sistemebi
mobiluri telekomunikaciis miwispira da Tanamgzavruli sistemebi
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zo sadguri anawilebs abonentebis simZlavreebs<br />
imgvarad, rom miRweul iqnes salaparako signalebis<br />
miRebis <strong>da</strong>makmayofilebeli done. rogorc pir<strong>da</strong>pir,<br />
aseve ukuarxebSi simZlavreTa marTvis zemoT<br />
aRniSnuli principi, ra Tqma un<strong>da</strong>, moqmedebs <strong>mobiluri</strong><br />
sadgurebis akumulatorebis gamoyenebis va<strong>da</strong>ze.<br />
gamokvlevebi gviCvenebs, rom (nax. 3.21) CDMA<br />
sistemebSi gamosxivebuli saSualo simZlavre naklebia<br />
vidre sxva SeRwevis meTodebis gamoyenebiT<br />
agebul sistemebSi.<br />
nax. 3.21. <strong>mobiluri</strong> sadgurebis gamosxivebuli<br />
simZlavris cvlileba<br />
pir<strong>da</strong>pir arxSi simZlavris regulireba xdeba<br />
zemoT ganxilulisagan gansxvavebulad. am SemTxvevaSi<br />
SesaZlebelia regulirebis ori varianti:<br />
Ria ciklisas (gawyvetili maryuJi) <strong>da</strong> Sekruli<br />
ciklisas (Sekruli maryuJi), rogorc es naCvenebia<br />
nax. 3.22-ze.<br />
102<br />
nax. 3.22. pir<strong>da</strong>pir arxSi simZlavris marTva<br />
gavaanalizoT simZlavris regulirebis Ria cikli.<br />
<strong>mobiluri</strong> sadguri CarTvis Semdeg eZebs sabazo<br />
sadguris signals. am signalTan sinqronizaciis<br />
Semdeg xdeba misi simZlavris gazomva <strong>da</strong> aRiricxeba<br />
ga<strong>da</strong>cemuli signalis simZlavre. aRricxvebi<br />
efuZneba imas, rom gamosxivebuli signalis savaraudo<br />
simZlavrisa <strong>da</strong> miRebuli signalis sim-<br />
Zlavris doneebis jami un<strong>da</strong> iyos mudmivi <strong>da</strong> -73<br />
db-is toli. Tu miRebuli signalis done, mag., tolia<br />
-85 db-is, maSin gamosxivebuli simZlavris done<br />
toli un<strong>da</strong> iyos 12 db-is. es procesi meordeba<br />
yovel 20 mwm-Si, magram igi mainc ver uzrunvelyofs<br />
sasurvel sizustes simZlavris regulirebaSi, imdenad,<br />
ramdena<strong>da</strong>c pir<strong>da</strong>piri <strong>da</strong> uku arxebi muSaoben<br />
sxva<strong>da</strong>sxva sixSirul diapazonebSi (sixSireTa Zvra<br />
45 mhc-ia) <strong>da</strong>, aqe<strong>da</strong>n gamomdinare, aqvT milevis sxva<strong>da</strong>sxva<br />
done gavrcelebisas <strong>da</strong> sxva<strong>da</strong>sxvagvarad<br />
ganicdian xelSeSlebis zemoqmedebas.<br />
ganvixiloT simZlavris regulirebis <strong>da</strong>xuruli<br />
cikli. simZlavris regulirebis meqanizmi am dros<br />
103
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