Intambo ye-fiber optic yemodi eyodwafuthiIntambo ye-fiber optic enemodi eminingikufeza izinhloso ezehlukene, okuzenza zingahambelani ukuze zisetshenziswe ngokushintshana. Umehluko njengosayizi oyinhloko, umthombo wokukhanya, nobubanzi bokudlulisela kuthinta ukusebenza kwazo. Isibonelo, intambo ye-fiber optic enemodi eminingi isebenzisa ama-LED noma amalaser, kuyilapho intambo ye-fiber optic yemodi eyodwa isebenzisa amalaser ngokukhethekile, iqinisekisa ukudluliswa kwesignali okunembile kumabanga amade ezinhlelweni ezinjengalezi.intambo ye-fiber optic ye-telecomfuthiintambo yefiber optic ye-FTTH. Ukusetshenziswa okungalungile kungaholela ekulimazeni kwesignali, ukungazinzi kwenethiwekhi, nezindleko eziphezulu. Ukuze usebenze kahle ezindaweni ezifanaintambo yefiber optic yesikhungo sedathaizicelo, ukukhetha intambo fibre optic efanele kubalulekile.
Okuthathwayo Okubalulekile
- Izintambo zemodi eyodwa kanye nemodi eminingi zisetshenziselwaimisebenzi ehlukene. Awukwazi ukuwashintsha. Khetha efanele izidingo zakho.
- Izintambo zemodi eyodwa zisebenza kahleamabanga amadekanye nesivinini sedatha ephezulu. Zilungele izikhungo ze-telecom nedatha.
- Izintambo ezinamamodi amaningi zibiza kancane ekuqaleni kodwa zingabiza ngaphezulu kamuva. Lokhu kungenxa yokuthi basebenzela amabanga amafushane futhi banesivinini esiphansi sedatha.
Umehluko Wezobuchwepheshe Phakathi Kwezintambo Zemodi Eningi kanye Nemodi Eyodwa
I-Core Diameter kanye Nomthombo Wokukhanya
I-diameter eyinhloko ingumehluko oyisisekelo phakathiizintambo ezinamamodi amaningi kanye nemodi eyodwa. Izintambo zamamodi amaningi ngokuvamile zinamadayimitha angumongo amakhulu, asukela ku-50µm kuya ku-62.5µm, kuye ngohlobo (isb, OM1, OM2, OM3, noma OM4). Ngokuphambene, ikhebuli ye-fiber optic yemodi eyodwa ihlanganisa ububanzi obuncane kakhulu obungu-9µm. Lo mehluko uthinta ngqo uhlobo lomthombo wokukhanya osetshenzisiwe. Izintambo ezinamamodi amaningi zithembele kuma-LED noma kuma-laser diode, kuyilapho izintambo zemodi eyodwa zisebenzisa ngokukhethekile ama-laser ekudluliseni ukukhanya okunembile nokugxilile.
| Uhlobo Lwekhebula | I-Core Diameter (microns) | Uhlobo Lomthombo Wokukhanya |
|---|---|---|
| I-Multimode (OM1) | 62.5 | I-LED |
| I-Multimode (OM2) | 50 | I-LED |
| I-Multimode (OM3) | 50 | I-Laser Diode |
| I-Multimode (OM4) | 50 | I-Laser Diode |
| Imodi eyodwa (OS2) | 8–10 | I-Laser |
Ingqikithi encane yeIntambo ye-fiber optic yemodi eyodwainciphisa ukuhlakazeka kwe-modal, ikwenze ilungele izinhlelo zokusebenza ezikude.
Ibanga Lokudlulisela kanye Nomkhawulokudonsa
Izintambo zemodi eyodwa zihamba phambili ekudluliselweni kwebanga elide namandla omkhawulokudonsa. Bangakwazi ukudlulisa idatha ebangeni elingafika kumakhilomitha angama-200 ngomkhawulokudonsa ongenamkhawulo. Ngakolunye uhlangothi, amakhebuli anemodi eminingi anqunyelwe ebangeni elifushane, ngokuvamile aphakathi kwamamitha angu-300 no-550, kuye ngohlobo lwekhebula. Isibonelo, izintambo zamamodi amaningi we-OM4 zisekela isivinini esingu-100Gbps ngebanga eliphakeme lamamitha angu-550.
| Uhlobo Lwekhebula | Ibanga eliphezulu | Umkhawulokudonsa |
|---|---|---|
| Imodi Eyodwa | 200 km | 100,000 GHz |
| Imodi Eningi (OM4) | 550 amamitha | 1 GHz |
Lokhu kwenza ikhebula le-fiber optic yemodi eyodwa kube inketho ekhethwayo yezinhlelo zokusebenza ezidinga ukudluliswa kwedatha ngesivinini esiphezulu ebangeni elide.
Ikhwalithi Yesiginali Nokuncipha
Ikhwalithi yesiginali kanye nokuncipha nakho kwehluka kakhulu phakathi kwalezi zinhlobo ezimbili zamakhebula. Izintambo zemodi eyodwa zigcina ukuqina kwesignali ephakeme ebangeni elide ngenxa yokuncipha kokuhlakazeka kwazo kwe-modal. Izintambo ezinamamodi amaningi, ezinosayizi wawo omkhulu oyinhloko, zithola ukuhlakazeka kwe-modal okuphezulu, okungehlisa ikhwalithi yesignali ngobubanzi obunwetshiwe.
| Uhlobo lweFiber | I-Core Diameter (microns) | Ibanga elisebenzayo (amamitha) | Isivinini Sokudlulisa (Gbps) | I-Modal Dispersion Impact |
|---|---|---|---|---|
| Imodi eyodwa | 8 ku10 | > 40,000 | > 100 | Phansi |
| Imodi eminingi | 50 kuya ku-62.5 | 300 - 2,000 | 10 | Phezulu |
Ezindaweni ezidinga ikhwalithi yesignali engaguquki nethembekile, intambo ye-fiber optic yemodi eyodwa inikeza inzuzo ecacile.
Ukucatshangelwa Okusebenzayo Kokukhetha Ikhebula Elilungile
Umehluko Wezindleko Phakathi Kwezintambo Zemodi Eningi kanye Nemodi Eyodwa
Izindleko zidlala indima ebalulekile lapho kunqunywa phakathi kwezintambo zamamodi amaningi kanye nemodi eyodwa. Izintambo ezinamamodi amaningi ngokuvamile zithengeka kakhulu ngaphambili ngenxa yenqubo yazo elula yokukhiqiza kanye nokusetshenziswa kwama-transceiver angabizi kakhulu. Lokhu kuzenza zibe yinketho edumile yezinhlelo zokusebenza zamabanga amafushane, njengaphakathi kwezikhungo zedatha noma amanethiwekhi ekhampasi. Kodwa-ke, intambo ye-fiber optic yemodi eyodwa, ngenkathi ibiza kakhulu, inikeza ukusebenza kahle kwezindleko zesikhathi eside. Ikhono layo lokusekela umkhawulokudonsa ophezulu kanye namabanga amade kunciphisa isidingo sokuthuthukiswa njalo noma ukutshalwa kwezimali okwengeziwe kwengqalasizinda. Izinhlangano ezibeka phambili ukukala nokuqinisekisa ikusasa ngokuvamile zithola izindleko eziphezulu zokuqala zezintambo zemodi eyodwa zibalulekile.
Izinhlelo zokusebenza ze-Single Mode Fiber Optic Cable kanye ne-Multi-Mode Cables
Ukusetshenziswa kwalawa makhebula kuyahlukahluka ngokuya ngamakhono azo wobuchwepheshe. Izintambo ze-fiber optic zemodi eyodwa zilungele ukuxhumana okude, njengasekuxhumaneni ngocingo nasezikhungweni zedatha ezinesivinini esikhulu. Bagcina ubuqotho besignali ebangeni elingafika kumakhilomitha angu-200, okubenza bafanelekele amanethiwekhi omgogodla kanye nezinhlelo zokusebenza ezinomkhawulokudonsa ophezulu. Ngokolunye uhlangothi,izintambo ezinamamodi amaningi, ikakhulukazi izinhlobo ze-OM3 ne-OM4, zilungiselelwe ukusetshenziswa kwebanga elifushane. Avame ukuthunyelwa kumanethiwekhi angasese nasezikhungweni zedatha, asekela amanani edatha afika ku-10Gbps ebangeni eliphakathi. Ububanzi bawo obuyinhloko obukhudlwana buvumela ukudluliswa kwedatha okuphumelelayo ezindaweni lapho ukusebenza kwebanga elide kungadingeki.
Ukuhambisana Nengqalasizinda Yenethiwekhi Ekhona
Ukuhambisana nengqalasizinda ekhona kungenye into ebalulekile. Izintambo ezinamamodi amaningi zivame ukusetshenziswa ezinhlelweni zefa lapho ukuthuthukiswa okungabizi kakhulu kuyadingeka. Ukuhambisana kwabo nama-transceivers amadala kanye nemishini kubenza babe yisinqumo esisebenzayo sokugcina amanethiwekhi akhona. Intambo ye-fiber optic yemodi eyodwa, nokho, ifaneleka kangcono kumanethiwekhi esimanjemanje, asebenza kahle kakhulu. Ikhono layo lokuhlanganisa nama-transceivers athuthukile futhi lisekela amanani aphezulu wedatha liqinisekisa ukusebenza okungenamthungo ezindaweni ezisezingeni eliphezulu. Lapho zithuthukisa noma zishintsha, izinhlangano kufanele zihlole ingqalasizinda yazo yamanje ukuze zinqume ukuthi yiluphi uhlobo lwekhebula oluhambisana nemigomo yazo yokusebenza.
Ukushintsha noma Ukuthuthukisa Phakathi Kwemodi Eningi kanye Nemodi Eyodwa
Ukusebenzisa ama-Transceivers ukuze Kuhambisane
Ama-transceivers adlala indima ebalulekile ekuvaleni igebe phakathi kwezintambo ezinamamodi amaningi kanye nemodi eyodwa. Lawa madivayisi aguqula amasiginali ukuze aqinisekise ukuhambisana phakathi kwezinhlobo ezahlukene zefayibha, okuvumela ukuxhumana okungenazihibe ngaphakathi kwamanethiwekhi ayingxube. Isibonelo, ama-transceiver afana ne-SFP, SFP+, ne-QSFP28 anikeza amanani ahlukahlukene okudlulisa idatha, asuka ku-1 Gbps kuya ku-100 Gbps, awenza afanelekele izinhlelo zokusebenza ezifana nama-LAN, izikhungo zedatha, nekhompyutha esebenza kahle kakhulu.
| Uhlobo lwe-Transceiver | Isilinganiso Sokudluliswa Kwedatha | Izicelo Ezijwayelekile |
|---|---|---|
| I-SFP | 1 Gbps | Ama-LAN, amanethiwekhi okugcina |
| I-SFP+ | 10 Gbps | Izikhungo zedatha, amapulazi eseva, ama-SAN |
| SFP28 | Kufika ku-28 Gbps | Cloud computing, virtualization |
| QSFP28 | Kufika ku-100 Gbps | Ukusebenza okuphezulu kwekhompyutha, izikhungo zedatha |
Ngokukhetha i-transceiver efanele, izinhlangano zingathuthukisa ukusebenza kwenethiwekhi kuyilapho zigcina ukuhambisana phakathi kwezinhlobo zamakhebula.
Izimo Lapho Ukuthuthukiswa Kwenziwa Khona
Ukuthuthukisa kusuka kumodi eminingiezintamboni ezinemodi eyodwa kuvame ukuqhutshwa isidingo somkhawulokudonsa ophezulu kanye namabanga amade okudlulisela. Kodwa-ke, lolu shintsho luletha izinselele, okuhlanganisa izingqinamba zobuchwepheshe kanye nemithelela yezezimali. Imisebenzi yezomphakathi, njengokufaka amapayipi amasha, ingase idingeke, enezele kuzo zonke izindleko. Ukwengeza, izixhumi namaphaneli okuchibiyela kufanele kucatshangelwe ngesikhathi senqubo yokuthuthukisa.
| Isici | Izintambo Zemodi Eningi | Imodi Eyodwa (AROONA) | I-CO2 Savings |
|---|---|---|---|
| Isamba se-CO2-eq sokukhiqiza | 15 amathani | 70 kg | 15 amathani |
| Uhambo olulinganayo (Paris-New York) | 15 uhambo lokubuya | 0.1 uhambo lokubuya | 15 uhambo lokubuya |
| Ibanga emotweni emaphakathi | 95,000 km | 750 km | 95,000 km |
Ngaphandle kwalezi zinselele, izinzuzo zesikhathi eside zentambo ye-fiber optic yemodi eyodwa, njengokuncishiswa kwesignali nokuqina, ikwenza kube utshalomali olufanele lwamanethiwekhi okuqinisekisa isikhathi esizayo.
Izixazululo ze-Dowell Zokushintsha Phakathi Kwezinhlobo Zekhebula
I-Dowell inikeza izixazululo ezintsha zokwenza kube lula ukuguqulwa phakathi kwezintambo ezinamamodi amaningi kanye nemodi eyodwa. Izintambo zabo ze-fiber optic patch zithuthukisa kakhulu isivinini sedatha nokuthembeka uma kuqhathaniswa nezinhlelo zezintambo zendabuko. Ukwengeza, imiklamo ye-Dowell egobayo kanye ne-miniaturized iqinisekisa ukuqina nokusebenza kahle, okuwenza alungele amanethiwekhi esimanje anesivinini esikhulu. Ukusebenzisana nemikhiqizo ethenjwayo njenge-Dowell kuqinisekisa ukuthi ukuthuthukiswa kwenethiwekhi kuhlangabezana nezindinganiso zomkhakha futhi kuhlala kuhambisana nobuchwepheshe obuguqukayo.
Ngokusebenzisa ubuchwepheshe buka-Dowell, izinhlangano zingafinyelela izinguquko ezingenamthungo ngenkathi zithuthukisa ukusebenza kwenethiwekhi nokuthembeka.
Izintambo ezinamamodi amaningi kanye nemodi eyodwa zinezinjongo ezihlukile futhi azikwazi ukusetshenziswa ngokushintshana. Ukukhetha ikhebula elifanele kuncike ebangeni, izidingo zomkhawulokudonsa, kanye nesabelomali. Amabhizinisi e-Shrewsbury, MA, athuthukise ukusebenza kahle ngokushintshela ku-fiber optics. I-Dowell inikeza izixazululo ezinokwethenjelwa, iqinisekisa izinguquko ezingenamthungo kanye namanethiwekhi angakala ahlangabezana nezidingo zesimanje kuyilapho ithuthukisa ukuphepha nokusebenza kwedatha.
FAQ
Ingabe izintambo ezinamamodi amaningi kanye nemodi eyodwa zingasebenzisa ama-transceiver afanayo?
Cha, zidinga ama-transceiver ahlukene. Izintambo ezinamamodi amaningi zisebenzisa ama-VCSEL noma ama-LED, kuyilaphoizintambo zemodi eyodwathembela kumalaser ukuze uthole ukudluliselwa kwesignali okunembile.
Kwenzekani uma kusetshenziswa uhlobo lwekhebula olungalungile?
Ukusebenzisa uhlobo lwekhebula olungalungile kubangelaukucekelwa phansi kwesignali, ukuqina okukhulayo, kanye nokungazinzi kwenethiwekhi. Lokhu kungaholela ekuncipheni kokusebenza kanye nezindleko zokunakekela eziphezulu.
Ingabe izintambo ezinamamodi amaningi zifanele ukusetshenziswa kwebanga elide?
Cha, izintambo ezinamamodi amaningi zilungiselelwe amabanga amafushane, ngokuvamile afika kumamitha angu-550. Izintambo zemodi eyodwa zingcono ezinhlelweni zebanga elide ezidlula amakhilomitha ambalwa.
Isikhathi sokuthumela: Apr-10-2025