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Kuyini ukushintsha okuvikelwe yi-PON?
Njengoba inani elikhulayo lezinsizakalo ezithwalwa yi-Passive Optical Networks (PON) likhula, kube yinto ebalulekile ukubuyisela ngokushesha izinsizakalo ngemva kokwehluleka kwemigqa. Ubuchwepheshe bokushintsha ukuvikelwa kwe-PON, njengesixazululo esiyinhloko sokuqinisekisa ukuqhubeka kwebhizinisi, buthuthukisa kakhulu ukuthembeka kwenethiwekhi ngokunciphisa isikhathi sokuphazamiseka kwenethiwekhi sibe ngaphansi kwama-50ms ngokusebenzisa izindlela zokusebenzisa kabusha ezihlakaniphile. Ingqikithi ye ...Funda kabanzi -
Iyini indlela yokuphumelela komkhawulo weShannon yezinhlelo zokudlulisa optical?
Ekufuneni umthamo ophakeme kanye nebanga elide lokudlulisa izinhlelo zokuxhumana ze-optical zanamuhla, umsindo, njengomkhawulo oyisisekelo ongokomzimba, uhlale uvimbela ukuthuthukiswa kokusebenza. Kuhlelo olujwayelekile lwe-EDFA erbium-doped fiber amplifier, i-optical transmission span ngayinye ikhiqiza cishe i-0.1dB yomsindo wokukhipha okuzenzakalelayo oqoqwe (ASE),...Funda kabanzi -
Ukuxhumana kwe-Multicore Fiber (MCF)
Ngokuthuthuka okusheshayo kobuchwepheshe bobuhlakani bokwenziwa (AI), isidingo sokucubungula idatha kanye namandla okuxhumana sesifinyelele izinga elingakaze libonwe ngaphambili. Ikakhulukazi emikhakheni efana nokuhlaziywa kwedatha enkulu, ukufunda okujulile, kanye nokubala amafu, izinhlelo zokuxhumana zinezidingo eziphakeme kakhulu zesivinini esiphezulu kanye ne-bandwidth ephezulu. I-fiber yendabuko yemodi eyodwa...Funda kabanzi -
Izimbangela eziyinhloko zokwehluleka kwekhebula le-fiber optic
Ukuqinisekisa izici zokusetshenziswa kwezibonakaliso zokudlulisa ukukhanya ezikude kanye nokulahlekelwa okuncane, umugqa wekhebula le-fiber optic kumele uhlangabezane nezimo ezithile zemvelo. Noma yikuphi ukugoba okuncane noma ukungcola kwezintambo ze-optical kungabangela ukuncishiswa kwezibonakaliso ezibonakalayo futhi kuphazamise nokuxhumana. 1. Ubude bomugqa wokuqondisa ikhebula le-fiber optic Ngenxa yezici zomzimba...Funda kabanzi -
Ukuhlaziywa okujulile kwesakhiwo sezintambo ze-fibre optic (FOC)
Ikhebula le-Fiber Optic (FOC) liyingxenye ebalulekile yenethiwekhi yesimanje yokuxhumana, futhi lithatha isikhundla esibalulekile emkhakheni wokudluliswa kwedatha ngezici zalo zesivinini esiphezulu, i-bandwidth ephezulu kanye nekhono eliqinile lokulwa nokuphazamiseka. Lesi sihloko sizokwethula isakhiwo sekhebula le-fibre optic ngokuningiliziwe ukuze abafundi bakwazi ukuliqonda ngokujulile. 1. Ukwakheka okuyisisekelo...Funda kabanzi -
I-5G ihola ukuthuthukiswa kwenethiwekhi yasekhaya: inkathi entsha yesivinini, ukuzinza kanye nobuhlakani
I-inthanethi isibe yisisekelo sempilo yomndeni, noma kunjalo, amanethiwekhi asekhaya ajwayelekile asabhekene nezinselele eziningi: i-bandwidth elinganiselwe, ukuxhumana kwamadivayisi okungazinzile, ukufinyelela okukude okunzima, kanye nolwazi olunganele lwekhaya elihlakaniphile, njll. Ukuvela kwe-5G kushintsha isimo senethiwekhi yasekhaya sibe yinkathi esebenza kahle, ehlakaniphile, nezinzile. I-5G ingathuthukisa kanjani ...Funda kabanzi -
Ukwazi okungakanani nge-EPON ne-GPON?
Kulesi sikhathi sokuthuthukiswa okusheshayo kwe-inthanethi, ubuchwepheshe bokufinyelela i-fiber optic bungene kuzo zonke izici zokuphila kwethu. Ukuxhumana kwenethiwekhi okuzinzile nokusheshayo kubalulekile kungakhathaliseki ukuthi uyakujabulela ukubuka izinhlelo ze-TV, ukudlala imidlalo ekhaya, noma ukuqhuba kahle amabhizinisi ahlukahlukene ebhizinisini. Phakathi kobuchwepheshe obuningi bokufinyelela i-fiber optic, i-EPON ne-GPON ngokungangabazeki...Funda kabanzi -
Ukusebenzisa ubuchwepheshe bokubona i-fiber optic ukuthuthukisa ukuqapha isitshalo samandla omoya
Njengoba umhlaba uguqukela emandleni avuselelekayo, amapulazi omoya aba yingxenye ebalulekile yengqalasizinda yethu yamandla. Ukuqinisekisa ukuthembeka nokusebenza kahle kwalezi zindawo kubalulekile, futhi ubuchwepheshe bokubona i-fiber optic budlala indima ebalulekile ekufezeni lo mgomo. Ubuchwepheshe bokubona i-fiber optic busebenzisa izakhiwo ezihlukile ze-fiber optic ukuthola izinguquko ekushiseni, ekucindezelekeni, kanye nasemoyeni...Funda kabanzi -
Ukuqhathanisa phakathi kwabamukeli be-fiber optic kanye nabamukeli be-optical module
Okuqukethwe 1. Isingeniso 2. Izinzuzo ze-transceiver ye-fiber optic kanye ne-module ye-optic 3. Ekuphetheni Isingeniso Abamukeli be-fiber optic kanye nabamukeli be-module ye-optical bangamadivayisi abalulekile ekuxhumaneni kwe-optical, kodwa bahlukile ngemisebenzi, izimo zohlelo lokusebenza kanye nezici. 1. I-transceiver ye-fiber optic: I-transceiver ye-fiber optic...Funda kabanzi -
Indima ebalulekile yokuhlolwa kokuhlakazeka ekuhlonzeni ifayibha
Kungakhathaliseki ukuthi ukuxhumanisa imiphakathi noma amazwekazi ahlanganisa yonke indawo, isivinini kanye nokunemba yizidingo ezimbili ezibalulekile zamanethiwekhi e-fiber optic athwala ukuxhumana okubalulekile. Abasebenzisi badinga izixhumanisi ze-FTTH ezisheshayo kanye nokuxhumeka kweselula kwe-5G ukuze bafeze izinhlelo zokusebenza ezisebenzisa i-telemedicine, izimoto ezizimele, imihlangano yevidiyo kanye nezinye izinhlelo zokusebenza ezisebenzisa i-bandwidth. Ngokuvela kwenani elikhulu lezikhungo zedatha kanye nokwanda...Funda kabanzi -
Ukuhlaziywa kochungechunge lwekhebula le-coaxial le-LMR ngalunye
Uma uke wasebenzisa ukuxhumana kwe-RF (imvamisa yomsakazo), amanethiwekhi eselula, noma izinhlelo ze-antenna, ungase uhlangane negama elithi ikhebula le-LMR. Kodwa liyini ngempela futhi kungani lisetshenziswa kabanzi kangaka? Kulesi sihloko, sizohlola ukuthi liyini ikhebula le-LMR, izici zalo ezibalulekile, nokuthi kungani liyisinqumo esikhethwayo sezinhlelo zokusebenza ze-RF, bese siphendula umbuzo othi 'Liyini ikhebula le-LMR?'. Ngaphansi...Funda kabanzi -
Umehluko phakathi kwe-fiber optical engabonakali kanye ne-fiber optical evamile
Emkhakheni wezokuxhumana kanye nokudluliswa kwedatha, ubuchwepheshe be-fiber optic bushintshe indlela esixhumanisa futhi sixhumana ngayo. Phakathi kwezinhlobo ezahlukene ze-fiber optical, kuvele izigaba ezimbili ezivelele: i-fiber optical evamile kanye ne-fiber optical engabonakali. Ngenkathi inhloso eyisisekelo yazo zombili iwukudlulisa idatha ngokukhanya, izakhiwo zazo, izinhlelo zokusebenza, kanye...Funda kabanzi
