mobiluri telekomunikaciis miwispira da Tanamgzavruli sistemebi
mobiluri telekomunikaciis miwispira da Tanamgzavruli sistemebi
mobiluri telekomunikaciis miwispira da Tanamgzavruli sistemebi
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tis xedvis zonaSi sul ramdenime wamis ganmavlobaSi.<br />
TanamgzavrTa erTimeoreze miyolebiT <strong>da</strong> maTi<br />
sxva<strong>da</strong>sxva sistemebSi ganlagebiT uzrunvelyofili<br />
xdeba de<strong>da</strong>miwis ze<strong>da</strong>piris sruli ga<strong>da</strong>farva, mimoxilvis<br />
zonebis <strong>da</strong> Tanamgzavrebis uwyveti xedva<br />
miwisze<strong>da</strong> sadgurebi<strong>da</strong>n. amasTan erTi Tanamgzavr<strong>da</strong>n<br />
meoreze ga<strong>da</strong>rTva teqnikis saqmea, xolo maTi<br />
ricxvis gazr<strong>da</strong> kompensirdeba mocemul orbitaze<br />
maTi gaSvebis (ramdenime Tanamgzavri erT gaSvebaze)<br />
xarjebis SemcirebiT. amJamd telekomunikacis<br />
bazarze iseTi situaciaa, rom <strong>telekomunikaciis</strong><br />
ganviTarebuli infrastruqturis qveynebSic momsaxurebis<br />
miaxloebiT 35% ganekuTvneba <strong>da</strong>balorbitul<br />
Tanamgzavrul sistemebs. bolo dros kerZo<br />
kompaniebis mier wardgenilia <strong>da</strong>axloebiT 40 sxva<strong>da</strong>sxva<br />
proeqti <strong>da</strong>balorbituli <strong>sistemebi</strong>s Seqmnaze,<br />
romlebic savsebiT realizebadia. qvemoT ganxilulia<br />
<strong>da</strong>balorbitiani telekomunikacis is <strong>sistemebi</strong><br />
romlebic miRebis an ganviTarebi stadiaSia.<br />
5.4.1. <strong>mobiluri</strong> <strong>telekomunikaciis</strong><br />
<strong>Tanamgzavruli</strong> sistema Iridium<br />
1987 wels kompania Motorola Inc. Seudga Iridium-is<br />
<strong>da</strong>balorbituli <strong>Tanamgzavruli</strong> telekomunikacis<br />
sistemis SemuSavebas. Iridium-is proeqti efuZneba<br />
farTo saerTaSoriso TanamSromlobas. Iridium Inc.is<br />
saerTaSoriso konsorciumSi kompania Motorola<br />
Inc.-is partiorebia iseTi wamyvani kompaniebi, rogorebicaa<br />
DDI (iaponia), Sprint-i, Lockheed-i <strong>da</strong> Paytheon-i<br />
(aSS), m.v. xruniCevis saxelobis saxelmwifo kosmosuri<br />
samecniero-sawarmoo centri (ruseTi) <strong>da</strong> sxv.<br />
152<br />
SemuSavebul proeqtSi <strong>da</strong>sawyisisaTvis 77 Tanamgzavris<br />
gamoyeneba iyo gaTvalsiwinebuli. swored<br />
TanamgzavrTa pirvelad arCeul raodenobas un<strong>da</strong><br />
umadlodes proeqti Tavisi saxelwodebis miRebaSi,<br />
radgan mendeleevis cxrilis 77-e elementis saxelwodebaa<br />
iridiumi. Tumca Semdgom, rigi mizezebis<br />
gamo orbitalur <strong>da</strong>jgufebaSi TanamgzavrTa raodenobaa<br />
66-mde Semcir<strong>da</strong>, magram proeqtis saxelwodeba<br />
igive <strong>da</strong>rCa (nax. 5.7).<br />
orbitaluri jgufebis ZiriTadi parametrebia:<br />
_ kvazipolaruli orbitebi <strong>da</strong>xriT i=86,4;<br />
_ sibrtyeebis ricxvi _ 6;<br />
_ kosmosuri aparatis ricxvi erT sibrtyeSi _ 11;<br />
_ erT sibrtyeSi mdebare kosmosur aparatebs<br />
Soris kuTxuri <strong>da</strong>Soreba _ 32,7 gradusi;<br />
_ orbitebis simaRle _ 780 km;<br />
_ kosmosuri aparatebis de<strong>da</strong>miwis garSemo mimoqcevis<br />
periodi 100 wT.<br />
nax. 5.7. sistema Iradium-is 66 Tanamgzavri<br />
6 orbitaze<br />
153
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