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kompiuteris periferiuli mowyobilobebi

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lis zemoqmedebisas Tavakis Tavisufali magnituri<br />

fenis nawilakebi icvlian orientacias fiqsirebuli<br />

fenis mimarT, rac mniSvnelovnad zrdis saerTo winaRobas.<br />

Caweris zedapiruli simWidrove<br />

Caweris zedapiruli simWidrove magnituri<br />

diskis Sefasebis erT-erTi ZiriTadi kriteriumia. misi<br />

gansazRvrisTvis bilikze Caweris wrfivi sim-<br />

Widrove (BPI – Bits Per Inch) mravldeba diuimSi arsebul<br />

bilikebis raodenobaze (TPI – Tracks Per Inch) (nax.<br />

2.5).<br />

Tanamedrove vinCesterebSi am parametris mniSvnelobaa<br />

10-20 gbiti/diuimi2 , xolo eqsperimentul<br />

modelebSi _ 40 gbiti/diuimi2 .<br />

bilikebis raodenoba<br />

diuimze (TPI)<br />

bilikis<br />

bitebi<br />

Caweris<br />

dabali<br />

zedapiruli<br />

simWidrove<br />

bitebis<br />

raodenoba<br />

diuimze<br />

(BPI)<br />

nax. 2.5. Caweris simWidrovis grafikuli warmodgena<br />

45<br />

bilikebis raodenoba<br />

diuimze (TPI)<br />

Caweris<br />

maRali<br />

zedapiruli<br />

simWidrove<br />

bitebis<br />

raodenoba<br />

diuimze<br />

(BPI)<br />

AFC teqnologia<br />

Cveulebriv damgroveblebSi gamoyenebul xist<br />

diskebs mxolod erTi magnituri fena gaaCnia. informaciis<br />

Caweris simWidrovis gazrda SesaZlebelia<br />

mxolod magnituri monakveTebis zomebis SemcirebiT.<br />

magram zomebis zRvruli Semcireba supermagnetizmis<br />

efeqts iwvevs, romelic magnituri monakveTebis TandaTanobiTi<br />

ganmagnitebiT gamoixateba.<br />

1990 wels IBM-is specialistebma aRmoaCines,<br />

rom liTonuri ruteniumi yvelaze efeqturi aramagnituri<br />

masalaa, romlis gamoyenebac SesaZlebelia<br />

gigantur magnitorezistul TavakebSi gamyofi fenis<br />

saxiT. Tumca aRniSnuli aRmoCena realizebuli iqna<br />

mxolod 2001 wels, rodesac IBM-ma gamouSva 80 da<br />

120 gbaiti tevadobis Deskstar GPX damgroveblebi.<br />

nax. 2.6-ze warmodgenilia Cveulebrivi erTfeniani<br />

da AFC matareblebi.<br />

damgrovebeli, romelSic liTonuri ruteniumis<br />

fena gamoiyeneba, AFC (antiferomagnituri ormagi<br />

feniT) damgrovebeli ewodeba. liTonuri ruteniumis<br />

uTxelesi (sami atomis sisqis) fenis gamoyenebis<br />

Sedegad Caweris simWidrove 25 gbaiti/diuimi2-mde gaizarda.<br />

or magnitur fenas Soris moTavsebuli liTonuri<br />

ruteniumis uTxelesi fena am fenebis magnituri<br />

nawilakebis erTmaneTis sapirispiro mimarTulebiT<br />

orientaciis saSualebas iZleva. samfeniani konstruqcia<br />

Cveulebriv magnitur fenasTan SedarebiT<br />

fizikurad ufro sqelia, magram nawilakebis sapiris-<br />

46

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