- Ngumlawuli / 29 sep 22 /0Izimvo
Yintoni i-Ethernet switch kwaye isebenza njani?
Ngophuhliso olukhawulezileyo lweekhompyuter kunye netekhnoloji yabo yokudityaniswa (ekwabizwa ngokuba "teknoloji yenethiwekhi"), i-Ethernet iye yaba luhlu lweekhompyuter ezimbini kunye nelona nqanaba liphezulu lokutyibilika kweyona nto iphakamileyo. Inxalenye ephambili ye-Ethernet yiScutet switch. Incwadana yemigaqo kwaye ...Funda ngokugqithisileyo - Ngumlawuli / 28 sep 22 /0Izimvo
Yintoni i-vcsel laser?
I-vclsel, ebizwa ngokuba yi-cavity yomphezulu we-cavity ekhupha i-lamer epheleleyo, luhlobo lwe-semiconductor lar. Okwangoku, uninzi lwe-VCSELs lusekwe kwi-Gas Semicontuntuntuntuntuntuntuntuntuntuntuntuntuntunzi, kwaye i-Emus laveleth ikakhulu kwibhendi ye-infrared. Ngo-1977, uNjink 'Funda ngokugqithisileyo - Ngumlawuli / 27 Sep 22 /0Izimvo
Ukuhlelwa kwenethiwekhi ye-pan, lan, indoda kunye ne-wan
Inethiwekhi inokuthi ihlulwe e-LEN, Lan, umntu, kwaye wan. Iintsingiselo ezithile zezi zibizo zichaziwe kwaye zithelekiswa ngezantsi. (1) INethiwekhi yeNdawo yoMntuFunda ngokugqithisileyo - Ngumlawuli / 26 sep 22 /0Izimvo
Yintoni i-Stomel efunyenweyo isibonakaliso (i-RSSI) ngokweenkcukacha
I-RSSI sisifinyezo samandla afunyenweyo obonisa uphawu lwempawu. Uhlobo olufunyenweyo lwemiqondiso lubalwa ngokuthelekisa amaxabiso amabini; Oko kukuthi, inokusetyenziselwa ukumisela indlela eyomeleleyo okanye ibuthathaka amandla empawu athelekiswa nomnye umqondiso. Ifomula yokubala ye-RSSI ...Funda ngokugqithisileyo - NguMlawuli / 25 Sep 22 /0Izimvo
Imigaqo esisiseko yezobugcisa ye-mimo
Ukususela nge-802.11n, itekhnoloji ye-MIMI isetyenzisiwe kule protocol kwaye iphucule kakhulu inqanaba lokusasaza kwamacingo. Ngokukodwa, indlela yokufezekisa ukuphuculwa kwetekhnoloji ephezulu. Ngoku makhe siqwalasele itekhnoloji ye-MIMO. Ngenkqubela phambili yetekhnoloji yoNxibelelwano ngaphandle kwamacingo, i-MOR ...Funda ngokugqithisileyo - Ngumlawuli / 23 sep 22 /0Izimvo
Ukuhlelwa kwezitshisi
Zininzi iintlobo zokutshintsha kwintengiso, kodwa kukho ukwahluka okwahlukileyo kokusebenza, kwaye ezona mpawu ziphambili zahlukile. Inokwahlulwa ngokwendlela ebanzi kunye nesikali sesicelo: 1) Okokuqala, kwilizwi elibanzi, ukutshintsha kwenethiwekhi kunokwahlulwa kube yi-Cheegorie ezimbini ...Funda ngokugqithisileyo