Intambo ye-fiber optic enemodi eminingifuthiIntambo ye-fiber optic yemodi eyodwaziyahlukahluka kakhulu ngamadayimitha ayisisekelo nokusebenza kwazo. Imicu yemodi eminingi ngokuvamile inobubanzi obuyingqikithi obungu-50–100 µm, kuyilapho imicu yemodi eyodwa ikala u-9 µm. Izintambo ezinamamodi amaningi zihamba kahle ebangeni elifushane, afika kumamitha angu-400, kuyilapho imicu yemodi eyodwa isekela ukuxhumana okude okuthatha amakhilomitha ambalwa ngokulahleka kwesignali okuncane. Ngaphezu kwalokho,ikhebula le-non-metallic fibre opticizinketho ziyatholakala ezindaweni lapho ukumelana nokugqwala kubalulekile. Ngezinhlelo zokusebenza ezithile,intambo yefiber optic yasemoyeniilungele ukufakwa okuphezulu, ngenkathiikhebula le-fiber optic elingaphansi komhlabayakhelwe izinhlelo zokusebenza ezingcwatshwe, ihlinzeka ngokuvikeleka okuqinile ezicini zemvelo.
Okuthathwayo Okubalulekile
- Izintambo ze-fiber zemodi eminingisebenza kahle amabanga amafushane, afinyelela kumamitha angama-400. Zinhle kumanethiwekhi endawo kanye nezikhungo zedatha.
- Izintambo zefiber zemodi eyodwazingcono uma uhamba amabanga amade, aze afike kumakhilomitha angu-140. Zilahlekelwa isignali encane kakhulu, okuzenza zilungele ukuxhumana ngezingcingo.
- Lapho unquma, cabanga ngezidingo zakho. Imodi eminingi ishibhile kumabanga amafushane. Imodi eyodwa isebenza kangcono kumabanga amade.
Ukuqonda Amakhebuli e-Multi-Mode kanye ne-Single-Mode Fiber Optic Cables
Iyini i-Multi-mode Fiber Optic Cable?
Ikhebula le-fiber optic enemodi eminingi yakhelwe ukudluliswa kwedatha ebangeni elifushane. Ihlanganisa ubukhulu bobubanzi obuwumgogodla obukhudlwana, ngokuvamile ama-microns angu-50 noma angu-62.5, okuvumela izindlela eziningi zokukhanya ukuthi zisakazeke kanyekanye. Lesi sici siyenza ifanelekele izinhlelo zokusebenza ezifana namanethiwekhi endawo (ama-LAN) nezikhungo zedatha. Kodwa-ke, umgogodla omkhulu ungaholela ekuhlakazweni kwe-modal, lapho amasiginali okukhanya asakazeka khona ngokuhamba kwesikhathi, okungase kubangele ukulahleka kwedatha noma ukunciphisa ubuqotho besignali kumabanga amade.
Amakhebuli anemodi eminingi alungiselelwa ama-laser vertical-cavity surface-emitting lasers (VCSELs) asebenza ngo-850 nm, avumela ukudluliswa kwedatha okunesivinini esikhulu. Zisekela amandla omkhawulokudonsa ongafika ku-10 Gbps ebangeni elingamamitha angama-300 kuye kwangama-550. Lawa makhebuli nawo angabizi kakhulu futhi kulula ukuwafaka, okuwenza abe yinketho edumile yezixazululo zenethiwekhi eziyingozi.
Iyini Ikhebula le-Fiber Optic yemodi eyodwa?
Izintambo ze-fiber optic zemodi eyodwa zenzelwe ukuxhumana okude. Ngobubanzi obuyingqikithi obungama-microns angaba ngu-9, avumela imodi yokukhanya eyodwa kuphela ukuthi ihambe phakathi komnyombo. Lo mklamo wehlisa ukuncipha nokuhlakazeka, uqinisekisa ubuqotho besignali ephezulu kumabanga anwetshiwe. Amafayibha emodi eyodwa angadlulisela idatha ebangeni elingafika kumamayela angu-125 ngaphandle kokukhuliswa, okuwenza afaneleke ezokuxhumana kanye namanethiwekhi amade.
Lezi zintambo zisekela ama-bandwidth aphezulu, ngokuvamile adlula i-100 Gbps, futhi avame ukusetshenziswa ezinhlelweni ezidinga ukunemba nokuthembeka. Kodwa-ke, izintambo zemodi eyodwa zibiza kakhulu ngenxa yenqubo yazo eyinkimbinkimbi yokukhiqiza kanye nesidingo sama-transceivers akhethekile.
Izimpawu Ezisemqoka Zezintambo Zemodi Eningi kanye Nemodi Eyodwa
| Isici | I-Fiber yemodi eyodwa | I-Multi-Mode Fiber |
|---|---|---|
| I-Core Diameter | ~9µm | 50µm ukuya ku-62.5µm |
| Ibanga Amandla | Kufika kumakhilomitha angu-140 ngaphandle kokukhulisa | Kufika kumakhilomitha angu-2 |
| Amandla Omkhawulokudonsa | Isekela kufika ku-100 Gbps nangaphezulu | Isivinini esikhulu sisuka ku-10 Gbps siye ku-400 Gbps |
| Ukuncishiswa Kwesiginali | Ukuncipha okuphansi | Ukunciphisa okuphezulu |
| Ukufaneleka Kohlelo | Ukuxhumana okude | Izinhlelo zokusebenza zamabanga amafushane |
Izintambo ze-fiber optic ezinemodi eminingi zihamba kahle ezindaweni ezidinga izixazululo ezingabizi kakhulu, zebanga elifushane, kuyilapho amakhebuli emodi eyodwa ebusa ezimeni ezidinga ukusebenza okuphezulu kumabanga amade. Uhlobo ngalunye lunezinzuzo nemikhawulo ehlukile, okwenza lubaluleke kakhulukhetha ngokusekelwe ezidingweni ezithile zohlelo lokusebenza.
Ukuqhathanisa Amakhebula e-Multi-Mode kanye ne-Single-Mode Fiber Optic Cables
I-Core Diameter kanye nokusabalalisa ukukhanya
Idayamitha ewumgogodla ithinta kakhulu ukusakazeka kokukhanya kuzintambo ze-fiber optic. Imicu yemodi eyodwa inobubanzi obuyingqikithi obuncane, ngokuvamile obungu-8-10 microns, okuvumela imodi yokukhanya eyodwa kuphela ukuhamba. Le ndlela egxilile inciphisa ukuhlakazeka futhi iqinisekisa ukwethembeka kwesignali ebangeni elide. Ngokungqubuzanayo,izintambo eziningi ze-fiber opticifaka ama-cores amakhulu, asukela kuma-microns angama-50 kuye kwangama-62.5. Lawa ma-cores amakhulu asekela izindlela eziningi zokukhanya, okuwenza afanelekele izinhlelo zokusebenza zebanga elifushane kodwa athambekele kakhulu ekuhlakazweni kwe-modal.
| Uhlobo lweFiber | I-Core Diameter (microns) | Izimpawu Zokusabalalisa Okukhanyayo |
|---|---|---|
| Imodi Eyodwa | 8-10 | Ivumela indlela eyodwa, egxilile yokukhanya, egcina ukwethembeka kwesignali kumabanga amade. |
| Imodi Eningi | 50+ | Isekela amasignali amaningi okukhanya asakazeka ngesikhathi esisodwa, afanele amabanga amafushane. |
Ibanga kanye namakhono omkhawulokudonsa
Imicu yemodi eyodwa ihamba phambili ekuxhumaneni okude, isekela ukudluliswa kwedatha kufika kumakhilomitha angu-140 ngaphandle kokukhulisa. Baphinde banikeze umkhawulokudonsa ophezulu, ngokuvamile owedlula i-100 Gbps, okubenza balungele ezokuxhumana kanye namanethiwekhi anesivinini esikhulu. Ngakolunye uhlangothi, imicu yemodi eminingi, yakhelwe amabanga amafushane, ngokuvamile afika kumakhilomitha angu-2, anamandla omkhawulokudonsa osuka ku-10 Gbps ukuya ku-400 Gbps. Nakuba ama-multi-mode fibers anele kumanethiwekhi endawo, ukusebenza kwawo kuyehla emabangeni amade ngenxa yokuncishana okuphezulu nokuhlakazeka.
Umehluko Wezindleko Nokufinyeleleka
Izindleko ziyisici esibalulekile lapho ukhetha phakathi kwalezi zinhlobo ezimbili zezintambo. Izintambo ze-Multi-mode fibre optic ngokuvamile zithengeka kakhulu ngenxa yokwakheka kwazo okulula nokusetshenziswa kwemithombo yokukhanya ye-LED. Lokhu kuphumelela kwezindleko kuzenza zidume ezinhlelweni zebhizinisi nesikhungo sedatha. Imicu yemodi eyodwa, nokho, idinga ama-laser diode nokulinganiswa okunembile, okuholela ezindlekweni eziphakeme. Naphezu kokutshalwa kwezimali kokuqala, imicu yemodi eyodwa iba ukonga kakhulu ekusetshenzisweni kwebanga elide kanye nomkhawulokudonsa ophezulu, lapho ukusebenza kwawo okuphakeme kudlula izindleko.
Izinhlelo zokusebenza ze-Multi-mode kanye ne-Single-mode Fiber Optic Cables
Izimo ezikahle zamakhebuli e-Fiber Optic enemodi eminingi
Izintambo ze-Multi-mode ze-fiber optic zifaneleka kangcono ezinsizeni zamabanga amafushane lapho ukusebenza kahle kwezindleko kanye nokufaka kalula kuyizinto eziza kuqala. Lezi zintambo zivame ukusetshenziswa kumanethiwekhi endawo (ama-LAN) nasezikhungweni zedatha, lapho asiza khona ukudluliswa kwedatha ngesivinini esikhulu phakathi kwamaseva nezinto zokusebenza zenethiwekhi. Ikhono labo lokusekela imikhawulo yomkhawulokudonsa efika ku-400 Gbps ebangeni elifushane lizenza zilungele izindawo ezidinga ukucutshungulwa kwedatha ngokushesha nokubambezeleka okuncane.
Izikhungo zemfundo namakhempasi ezinkampani nawo ayazuza kumakhebula e-fiber optic anemodi eminingi. Lezi zintambo zisebenza njengezisekelo ezithembekile zama-LAN ekhampasi ebanzi, ziqinisekisa ukuxhumana okungenamthungo kuzo zonke izakhiwo eziningi. Ukwengeza, bavame ukuqashwa ezilungiselelweni zezimboni zokuxhumanisa izinto zokusebenza ezindaweni ezivalekile, lapho ukukwazi ukuzikhokhela nokusebenza kwazo kudlula isidingo samakhono ahamba ibanga elide.
Izimo Ezikahle zezintambo ze-Fiber Optic zemodi eyodwa
Izintambo ze-fiber optic zemodi eyodwa zihamba phambili ezinhlelweni zebanga elide nezomkhawulokudonsa ophezulu. Zibalulekile kungqalasizinda yezokuxhumana, lapho zivumela ukudluliswa kwedatha ebangeni elingaphezu kwamakhilomitha angama-40 ngaphandle kokulahlekelwa kwesignali okukhulu. Lezi zintambo zibalulekile futhi kumanethiwekhi e-fiber ye-metropolitan kanye nengqalasizinda yomgogodla, lapho ukwethembeka nobubanzi kubalulekile.
Imicu yemodi eyodwa isetshenziswa kakhulu ezinhlelweni zikamabonakude wekhebula kanye nezikhungo zedatha ezidinga ukuxhumana okubanzi. Ikhono labo lokugcina isignali yobuqotho kumabanga amade libenza bafanelekele izinhlelo zokusebenza ezifana nokuxhumana ngaphansi kolwandle kanye nokudluliswa kwedatha ye-intercontinental. Izimboni ezidinga ukunemba, okufana nezithombe zezokwelapha nezinzwa zasembonini, nazo zithembele kumafayibha emodi eyodwa ngokusebenza kwazo okuphezulu.
Izimo Zokusetshenziswa Kwemboni Nezibonelo
Izintambo ze-fiber optic zidlala indima ebalulekile ezimbonini ezihlukahlukene. Ithebula elingezansi ligqamisa izindawo ezithile ezibalulekile zohlelo lokusebenza:
| Indawo Yesicelo | Incazelo |
|---|---|
| Ezokuxhumana | Ibalulekile kuamanethiwekhi anesivinini esikhulu, okuvumela ukudluliswa kwedatha okusheshayo kumabanga amade. |
| Izikhungo Zedatha | Isetshenziselwa ukudluliswa kwedatha ngesivinini esikhulu phakathi kwamaseva nemishini yenethiwekhi, iqinisekisa ukubambezeleka okuphansi. |
| Ukufanekisa Kwezokwelapha | Ibalulekile kubuchwepheshe obufana ne-endoscopy ne-OCT, evumela ukudluliswa kokukhanya ngezinjongo zokucabanga. |
| Inzwa Yezimboni | Isetshenziselwa ukuqapha amapharamitha ezindaweni ezinokhahlo, enikeza ukuzwela okuphezulu nokungavikeleki ekuphazamiseni. |
Kwezokuxhumana ngocingo, imicu yemodi eyodwa yakha umgogodla wengqalasizinda ye-inthanethi, kanti imicu yemodi eminingi ivamise ukusetshenziswa kumanethiwekhi ezokuxhumana asemadolobheni. Izikhungo zedatha zisebenzisa zonke izinhlobo zezintambo ukuze zicutshungulwe kahle futhi zigcinwe. Ezilungiselelweni zezimboni, izintambo ze-fiber optic ziqapha imingcele ebalulekile, ziqinisekisa ukuphepha nokusebenza kahle.
Ubuhle Nebubi Bemodi Eningi kanye Nezintambo Zemodi Eyodwa Ye-Fiber Optic
Izinzuzo zama-Multi-mode Fiber Optic Cables
Izintambo ze-fiber optic ezinemodi eminingiinikeza izinzuzo ezimbalwa, ikakhulukazi ezicelweni zebanga elifushane. Ububanzi bawo obuwumgogodla obukhudlwana, ngokuvamile obungu-50 kuya ku-62.5 microns, buvumela amasignali amaningi okukhanya ukuthi asakazeke kanyekanye. Lo mklamo wenza kube lula ukufaka futhi wehlise izindleko ngokuvumela ukusetshenziswa kwemithombo yokukhanya engabizi kakhulu, njengama-LED. Lezi zintambo zilungele amanethiwekhi endawo (ama-LAN) kanye nezikhungo zedatha, lapho zisekela ukudluliswa kwedatha ngesivinini esiphezulu ebangeni elingafika kumamitha angu-400.
Ukwengeza, izintambo ezinamamodi amaningi zihlinzeka ngamakhono aphezulu womkhawulokudonsa wamabanga amafushane ukuya kwaphakathi, okuwenza afanelekele izindawo ezidinga ukucutshungulwa kwedatha ngokushesha. Ukusebenza kahle kwezindleko zabo kanye nokufaka kalula kwabo kubenza babe ukukhetha okudumile kwezixazululo zenethiwekhi eziyingozi ezikhungweni zemfundo, amakhampasi ezinkampani, kanye nezilungiselelo zezimboni.
Ububi bezintambo ze-Multi-mode Fiber Optic
Naphezu kwezinzuzo zabo, izintambo eziningi ze-fiber optic zinemikhawulo. Ukusabalalisa kwe-Modal, okubangelwa amasignali amaningi okukhanya ahamba phakathi nendawo, kungaholela ekonakaleni kwesignali ebangeni elide. Lesi sici sikhawulela ububanzi bawo obusebenzayo ukuthi bube cishe amakhilomitha angu-2.
Usayizi oyinhloko omkhulu futhi uphumela ekuncipheni okuphezulu uma kuqhathaniswa namafayibha emodi eyodwa, kunciphisa ikhwalithi yesignali kumabanga anwetshiwe. Nakuba izintambo ezinamamodi amaningi zingabizi kakhulu ezinhlelweni zebanga elifushane, ukusebenza kwazo kuyehla uma zisetshenziselwa ukuxhumana okude, kuzenze zingakufanelekeli ukuxhumana ngezingcingo noma ukudluliswa kwedatha ye-intercontinental.
Izinzuzo zamakhebuli e-Fiber Optic yemodi eyodwa
Izintambo ze-fiber optic zemodi eyodwa zihamba phambili ezinhlelweni zebanga elide nezomkhawulokudonsa ophezulu. Ububanzi bawo obuncane obuwumgogodla, obungama-microns angu-9, buvumela imodi yokukhanya eyodwa kuphela ukuhamba, kunciphisa ukuncishana nokuhlakazeka. Lo mklamo uqinisekisa ubuqotho besignali ephezulu ebangeni elingafika kumakhilomitha ayi-140 ngaphandle kokukhulisa.
Lezi zintambo zisekela ama-bandwidths angaphezu kuka-100 Gbps, okuwenza abaluleke kakhulu kwezokuxhumana, amanethiwekhi emadolobheni amakhulu, kanye nengqalasizinda ewumgogodla. Izimboni ezidinga ukunemba, njengokuthwebula izithombe zezokwelapha nezinzwa zasembonini, nazo ziyazuza ekusebenzeni okuphakeme kwamafayibha emodi eyodwa. Nakuba izindleko zabo zokuqala ziphezulu, banikeza ukusebenza kahle kwezindleko zesikhathi eside zezicelo ezifunayo.
Ukubi kwezintambo ze-Fiber Optic zemodi eyodwa
Izintambo ze-fiber optic zemodi eyodwa ziletha izinseleleukufakwa nokugcinwa. Usayizi wabo omncane oyinhloko udinga ukuqondanisa okunembile kanye nemishini ekhethekile, okwandisa ubunkimbinkimbi nezindleko. Lawa makhebuli nawo antekenteke kakhulu kunemicu yemodi eminingi, enobubanzi obulinganiselwe bokugoba obudinga ukuphathwa ngokucophelela.
Ukufaka nokunakekela kudinga abasebenzi abaqeqeshiwe namathuluzi athile, okungaba nzima ukuwathola kwezinye izifunda. Nakuba amafayibha emodi eyodwa ehlinzeka ngokusebenza okukhethekile, izindleko zawo zokuqala eziphakeme nokuba yinkimbinkimbi kungase kuvimbe abasebenzisi abanebhajethi elinganiselwe noma izidingo ezingadingi kakhulu.
Izintambo eziningi ze-fiber optic zinikeza izixazululo ezingabizi kakhulu zezinhlelo zokusebenza zebanga elifushane, kuyilapho izintambo zemodi eyodwa zihamba phambili ezimweni ezikude, ezinomkhawulokudonsa ophezulu. Amanethiwekhi e-Fiber-optic, afinyelela ku-60% awonga amandla ngaphezu kwemigqa yethusi, anciphisa umthelela wendawo. Nokho, ukuthunyelwa kubhekene nezinselelo zezomnotho nezokusebenza. I-Dowell ihlinzeka ngezintambo ze-fiber optic zekhwalithi ephezulu eziklanyelwe izidingo ezihlukahlukene, iqinisekisa ukusebenza okuthembekile.
FAQ
Uyini umehluko omkhulu phakathi kwezintambo ze-fiber optic ezinemodi eminingi kanye nemodi eyodwa?
Izintambo zamamodi amaningibabe nama-cores amakhulu okudlulisa idatha ebangeni elifushane. Izintambo zemodi eyodwa zifaka ama-cores amancane, avumela ukuxhumana kwebanga elide ngokulahleka kwesignali okuncane.
Ingabe izintambo ezinamamodi amaningi nawemodi eyodwa zingasetshenziswa ngokushintshana?
Cha, adinga ama-transceiver ahlukene futhi alungiselelwa izinhlelo ezithile. Ukusebenzisa uhlobo olungalungile kungaholela ezinkingeni zokusebenza noma ukungahambisani kwesignali.
Ngikhetha kanjani phakathi kwezintambo zamamodi amaningi kanye nemodi eyodwa?
Cabangela ibanga, izidingo zomkhawulokudonsa, kanye nesabelomali. Amamodi amaningi afanelana nebanga elifushane, ukusetha okungabizi kakhulu. Imodi eyodwa ilungele izinhlelo zokusebenza zebanga elide, ezinomkhawulokudonsa ophezulu.
Isikhathi sokuthumela: Apr-09-2025