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Bluetooth điđe
12.05.2004.
    « Prev  : Stranica 1 od 8 :  Next »      By ::  Denis Arunović 
- Uvod -

Nakon bjesomučnog testiranja nove nVidijine zvjerke i članaka o tehnologiji novog ATI-jevog čipa Radeon X800 vrijeme je za članak u kojem nema toliko tehničkih termina, novotarija, kilobajta slika...članak za "po doma". U ruke nam je palo više Bluetooth uređaja - točnije 4 donglea, dvije GSM slušalice, prezentacijski pointer i printer adapter. Kao što većina vas vjerojatno zna (ponavljamo za rookie kojih je na PCE-u sve više) Bluetooth je standard bežične radio komunikacije na frekvenciji od oko 2,4 GHz kojeg je razvio savez tvrtki (Ericsson, Nokia, IBM, Intel i Toshiba) u svrhu pojednostavljenja komunikacije među raznim uređajima - u prvom redu mobilnim telefonima, ručnim, prijenosnim i stolnim računalima.

Trenutna komercijalna verzija specifikacije Bluetooth nosi oznaku 1.1 te se dijeli na dvije klase. Uređaji klase I imaju velik domet (oko 100 m) i prije su bili vrlo skupi, dok puno standardniji čipovi klase II imaju domet od oko 10 m i obično se ugrađuju u mobilne telefone te prijenosna i ručna računala. Uređaji velikog dometa namijenjeni su jednostavom kućnom odnosno uredskom umrežavanju čija je primarna namjena dijeljenje raznih uređaja kao što su printeri i skeneri.

Korporativni mobitel PCE-a dobro se "kužio" sa svim Bluetooth gadgetima

Testirani uređaji potiču od dvije tvrtke - Trusta i Epoxa. Trust je dosta poznat po svom širokom asortimanu računalnih dodataka pa nije ni čudo da je izašao na tržište i s Bluetooth uređajima. S druge strane tajvanski Epox najbolje poznajemo po kvalitetnim i brzim matičnim pločama. Budući da su u zadnje vrijeme gotovo svi proizvođači matičnih ploča proširili svoje asortimane Epoxova Bluetooth linija proizvoda zapravo nije ništa što bi nas trebalo iznenaditi. Od Trustovih proizvoda testirali smo dva USB Bluetooth donglea (po jedan za svaku klasu čipa) te jedne slušalice. Identičan "ratni raspored" slijedi i Epox s tim da nam je osim dongleova i slušalice na test stigao i prezentacijski pointer te USB Bluetooth printer adapter.

Za kraj malo objašnjenje za one koji se bune sa terminom USB Bleutooth dongle. Radi se o malom Bluetooth adapteru koji je velik kao, danas vrlo popularne, USB flash memorije. Adapter omogućava računalu da ostvaruje vezu sa drugim Bluetooth uređajima kao što je npr. mobilni telefon.



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