EV-DO shi ne yarjejeniyar hanyar sadarwa mai ƙaura da aka yi amfani da ita don sadarwa ta hanyar sadarwa maras amfani, musamman damar Intanet kuma an dauke shi da fasaha mai zurfi kamar DSL ko ayyukan Intanit na USB .
Wasu lokuta na wayar hannu suna goyon bayan EV-DO. Wašannan wayoyi na iya samuwa daga wasu masu sintiri na waya a duniya baki daya ciki har da Gudu da Verizon a Amurka Wasu masu adawa na PCMCIA da matakan lantarki na waje don wanke kwamfyutocin da na'urorin hannu don EV-DO.
Yaya Fast yake EV-DO?
Ka'idar EV-DO tana amfani da sadarwar asymmetric , ƙaddamar da karin bandwidth don saukewa fiye da loda. Asali na ainihin EVDO Revision 0 yana tallafawa sama da 2.4 Mbps data down down amma kawai 0.15 Mbps (kimanin 150 Kbps) sama.
An inganta EV-DO da ake kira Revision A, ƙara saukewa ya sauke zuwa 3.1 Mbps kuma ya aika zuwa 0.8 Mbps (800 Kbps). Sabuwar hanyar EV-DO na B da kuma na Cakewa ta fasaha na goyon bayan muhimman bayanan data ta hanyar tarawa bandwidth daga tashoshi mara waya ta waya. Na farko EV-DO rev B ya fara motsawa a shekara ta 2010 tare da goyon baya don saukewar zuwa 14.7 Mbps.
Kamar yadda yake tare da sauran ladabi na cibiyar sadarwar , ba a samu yawan adadin ka'idodin EV-DO ba. Cibiyoyin sadarwa na ainihi zasu iya gudana a 50% ko žasa da sauri.
Har ila yau Known As: EVDO, Juyin Halittar Bayanan Juyin Halitta, Ka'idar Juyin Halitta Kawai