Izindaba Zemboni
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Ukuchaza Isimangaliso se-50 Ohm Coax: Iqhawe Elingaculwa Lokuxhumana Okungenamthungo
Emkhakheni omkhulu wezobuchwepheshe, kukhona iqhawe elilodwa elithule eliqinisekisa ukudluliswa kwedatha okubushelelezi kanye nokuxhumana okungenaphutha ezinhlelweni eziningi zokusebenza - izintambo ze-coaxial ezingama-50 ohm. Nakuba abaningi bengase bangaqapheli, leli qhawe elingakadunyiswa lidlala indima ebalulekile ezimbonini ezisukela kwezokuxhumana kuya ezindiza. Kule bhulogi, sizokwembula izimfihlakalo zekhebula le-coaxial elingama-50 ohm futhi sihlole imininingwane yalo yobuchwepheshe...Funda kabanzi -
Ama-router e-Wi-Fi 6 amahle kakhulu ngo-2023
Unyaka ka-2023 ubone intuthuko enkulu ekuxhumekeni okungenantambo ngokuvela kwama-router e-Wi-Fi 6 angcono kakhulu. Lokhu kuthuthukiswa kwesizukulwane ku-Wi-Fi 6 kuletha ukuthuthuka okuphawulekayo ekusetshenzisweni kwama-band afanayo e-2.4GHz kanye ne-5GHz. Esinye sezici ezibalulekile ze-router ye-Wi-Fi 6 yikhono lokuphatha amadivayisi amaningi ngesikhathi esisodwa ngaphandle kokwehla okukhulu kokusebenza...Funda kabanzi -
I-EPON VS GPON: Yazi Umehluko
Emkhakheni wamanethiwekhi e-broadband, ubuchwepheshe obubili obuvelele sebube yizimbangi eziyinhloko ekuhlinzekeni ngezinsizakalo ze-inthanethi ezisheshayo: i-EPON ne-GPON. Nakuba zombili zinikeza ukusebenza okufanayo, zinemehluko ehlukene okufanele ihlolwe ukuze kuqondwe amakhono azo futhi kunqunywe ukuthi iyiphi efanela izidingo zakho. I-EPON (Ethernet Passive Optical Network) kanye ne-GPON (Gigabit Passive Opti...Funda kabanzi -
Ama-Mesh Routers: Thuthukisa Ukuxhumana Kwenethiwekhi Yasekhaya Nokumbozwa Kwayo
Esikhathini sanamuhla sedijithali, uxhumano lwe-inthanethi oluthembekile nolusheshayo lubalulekile kokubili emsebenzini nasekuzijabuliseni. Kodwa-ke, ama-router endabuko avame ukwehluleka ekuhlinzekeni ngokuxhumana okungenamthungo kulo lonke ikhaya lakho noma isikhala sehhovisi. Yilapho ama-router e-mesh angasebenza khona. Kulesi sihloko, sizohlola umhlaba wama-router e-mesh, sixoxe ngezinzuzo zawo, izici, nokuthi...Funda kabanzi -
Ukuguqula Ukuxhumana Kwasekhaya: Ukuhlola Ubuchwepheshe be-CATV ONU
Ezweni lanamuhla elisheshayo, lapho ukuxhumana kudlala indima ebalulekile kuzo zonke izici zokuphila kwethu, kubalulekile ukuba nezixazululo zenethiwekhi ezithembekile nezisebenzayo ukuze kuhlangatshezwane nezidingo ezahlukahlukene zemindeni. Ngokufika kobuchwepheshe obuthuthukisiwe njenge-CATV ONUs (Optical Network Units), sibona intuthuko ethuthukisiwe ekuxhumekeni kwasekhaya. Kulesi sihloko sebhulogi, sizohlola ...Funda kabanzi -
Ukuthuthukisa Ikhwalithi Yokusakaza Ngama-Head-End Processors: Ukukhulisa Ukusebenza Kahle Kokukhipha
Ezweni lokusakaza elihlala lishintsha, ukuletha okuqukethwe kwekhwalithi ephezulu kubabukeli kubalulekile. Ukuze kufezwe lokhu, abasakazi bathembele kubuchwepheshe obuthuthukisiwe njengezinhlelo ezisebenza kahle kanye nabaprosesa abaphambili. Lawa madivayisi anamandla adlala indima ebalulekile ekuqinisekiseni ukudluliswa okungenamthungo kwezimpawu zokusakaza. Kule bhulogi, sizohlola ngokujulile amakhono amangalisayo enqubo yokusakaza ye-headend...Funda kabanzi -
I-SAT Optical Node: Inguquko Yokuxhumana Kwesathelayithi
Emkhakheni omkhulu wokuxhumana ngesathelayithi, intuthuko yezobuchwepheshe iyaqhubeka nokucindezela imingcele futhi ishintshe indlela esixhumana ngayo emhlabeni jikelele. Enye yalezi zinto ezintsha i-SAT optical node, intuthuko entsha eguqule izinhlelo zokuxhumana ngesathelayithi. Kulesi sihloko, sizohlola umqondo, izinzuzo kanye nemiphumela ye-SAT optical no...Funda kabanzi -
Amandla Ezwi: Ukunikeza Izwi Kwabangenalo Izwi Ngezinhlelo ze-ONU
Ezweni eligcwele intuthuko kwezobuchwepheshe kanye nokuxhumana, kuyacasula ukuthola ukuthi abantu abaningi emhlabeni wonke basalwela ukuthi amazwi abo azwakale kahle. Kodwa-ke, kunethemba loshintsho, ngenxa yemizamo yezinhlangano ezifana ne-United Nations (ONU). Kule bhulogi, sihlola umthelela kanye nokubaluleka kwezwi, kanye nendlela i-ONU ekhuthaza ngayo...Funda kabanzi -
Ubuchwepheshe be-CATV ONU bekusasa le-Cable TV
Ithelevishini yekhebula ibilokhu iyingxenye yezimpilo zethu amashumi eminyaka, inikeza ukuzijabulisa nolwazi emakhaya ethu. Kodwa-ke, ngokuthuthuka okusheshayo kobuchwepheshe, ithelevishini yekhebula yendabuko iyaphambukiswa, futhi inkathi entsha iyeza. Ikusasa lethelevishini yekhebula lisekuhlanganisweni kobuchwepheshe be-CATV ONU (Cable TV Optical Network Unit). Ama-CATV ONU, aziwa nangokuthi i-fiber-to-...Funda kabanzi -
Ushintsho lwe-Eero's Gateway Luthuthukisa Ukuxhumana Emakhaya nasemaHhovisini Abasebenzisi
Esikhathini lapho ukuxhumana kwe-Wi-Fi okuthembekile sekubalulekile ekhaya nasemsebenzini, izinhlelo zokuxhumana ze-eero ziye zaba yinto eshintsha umdlalo. Eyaziwa ngekhono layo lokuqinisekisa ukumbozwa okungenamthungo kwezikhala ezinkulu, lesi sixazululo esisezingeni eliphezulu manje sethula isici esiphumelelayo: ukushintsha amasango. Ngaleli khono elisha, abasebenzisi bangavula ukuxhumana okuthuthukisiwe kanye...Funda kabanzi -
Ukuthuthukiswa kwe-EDFA kuphawula ingqophamlando ebalulekile emkhakheni wokuxhumana kwe-optical
Ososayensi abavela emhlabeni wonke bathuthukise ngempumelelo ukusebenza kwama-amplifiers e-erbium-doped fiber (ama-EDFA), okwenza intuthuko enkulu emkhakheni wokuxhumana kwe-optical. I-EDFA iyithuluzi elibalulekile lokuthuthukisa amandla ezimpawu ze-optical kuma-optical fibers, futhi ukuthuthukiswa kwayo kokusebenza kulindeleke ukuthi kuthuthukise kakhulu amakhono okuxhumana kwe-optical...Funda kabanzi -
Intuthuko Yesikhathi Esizayo kanye Nezinselele Zamanethiwekhi E-PON/FTTH
Ezweni esiphila kulo elisheshayo neliqhutshwa ubuchwepheshe, isidingo se-inthanethi esheshayo siyaqhubeka nokukhula. Ngenxa yalokho, isidingo se-bandwidth ekhula njalo emahhovisi nasemakhaya siba sibi kakhulu. Ubuchwepheshe be-Passive Optical Network (PON) kanye ne-Fiber-to-the-Home (FTTH) sebube phambili ekuletheni isivinini se-inthanethi esisheshayo. Lesi sihloko sihlola...Funda kabanzi