Ilimin asali na fiber na gani

Hanyar fiber na Pictical ta kori juyin juya halin Musulunci a fagen sadarwa. Idan babu fiber na gani don samar da tashoshin manyan tashoshi masu yawa, intanet na iya zama a matakin karatun ne kawai. Idan karni na 20 shine zamanin wutar lantarki, to karni na 21 shine zamanin haske. Ta yaya Haske ke Nasara? Bari mu koyi ainihin ilimin sadarwa na gani tare da edita da ke ƙasa.

Kashi na 1. Tsarin asali na yaduwar haske

Fahimtar raƙuman ruwa
Waves haske suna da kyau a zahiri raƙuman lantarki, kuma a sararin samaniya kyauta, igiyar ruwa da mita na raƙuman lantarki suna da daidaitattun raƙuman lantarki. Samfurar biyun daidai take da saurin haske, ita ce:

Shirya raƙuman ruwa ko mitar ruwa na lantarki don samar da bakan lantarki. Dangane da igiyar ruwa daban-daban ko mitar ruwa, yankin lantarki, yankin na lantarki, yankin microwave, yankin microsave, da yankin maraba. Majannun da aka yi amfani da su don sadarwa galibi yanki ne da aka harba, yankin microsave, da yankin radiyo na rediyo. Hoton mai zuwa zai taimaka muku fahimtar rarrabuwar kawunan sadarwa da kuma daidaitattun kafofin watsa labarai a cikin minti.

Maigidar wannan labarin, "fiber Hopic sadarwa," Yana amfani da raƙuman haske a cikin band frrared band. Idan ya zo ga wannan batun, mutane na iya mamakin dalilin da ya sa dole ne ya kasance a cikin taurarun hannu? Wannan batun yana da alaƙa da asarar isar da kayan pictical kayan, ana buƙatar gilashin wato gilashin silica. Bayan haka, muna buƙatar fahimtar yadda zargin pictical yake watsa haske.

Refraction, tunani, da duka tunani na haske

Lokacin da aka fitar da haske daga abu daya zuwa wani, Gudun da tunani faruwa a cikin ke dubawa tsakanin abubuwan biyu, da kuma kusancin gyaran haske ga hasken lamarin. Kamar yadda aka nuna a hoto ① → ②. A lokacin da abin da ya faru ya kai ko ya wuce wani kusurwa, mai sanyaya haske ya ɓace kuma duk hasken lamarin ya nuna haske, kamar yadda aka nuna a adadi mai zuwa.

Abubuwan daban-daban suna da fifiko daban-daban, don haka saurin yaduwar haske ya bambanta da kafofin watsa labarai daban. Alamar mai daɗi ta hanyar N, N = C / V, inda C shine gudu a cikin wuri da v shine karfin gudu a cikin matsakaici. A Matsakaici tare da mafi girma mai nutsuwa ana kiranta da matsakaici mai ɗorewa, yayin da matsakaici yake da ƙaramin abu mai laushi wanda aka kira shi da madaidaiciyar matsakaici matsakaici. Yanayin biyu na jimlar tunani su faru sune:
1. Isarwa daga madaidaiciyar matsakaici don dacewa da matsakaici
2. Kwan kusurwar abin da ya faru ya fi ko daidai yake da matsanancin kusurwa na gaba ɗaya
Don kauce wa yaduwar siginar pictical da rage asarar asarar, taptical watsawa a cikin ribers na zamani yana faruwa a ƙarƙashin jimlar tunani.

Kashi na 2

Tsarin fiber

Tare da ainihin ilimin jimlar yanayin yaduwa, yana da sauƙin fahimtar tsarin ƙirar zaruruwa. Fiber na fiber na fiber na pictical ya kasu kashi uku: Layer na farko shine ainihin silicon dioxide, wanda kuma aka haɗa da gilashi silicon dioxide, wanda kuma aka haɗa da gilashi silicon Dioxide, wanda kuma aka haɗa da gilashi silicon Dioxide, wanda kuma aka haɗa da gilashi silicon Dioxide, wanda kuma aka haɗa da gilashi silicon dioxide, wanda kuma aka haɗa da gilashi silicon Dioxide, wanda kuma aka haɗa da gilashi silicon dioxide, wanda kuma aka haɗa da gilashi silicon Dioxide, wanda kuma aka haɗa da gilashi silicon Dioxide, wanda kuma aka sani da gilashi. Core mai diamita gaba daya 9-10 microns (yanayin-moden), 50 ko 62.5 microns micrack (Yanayi Multi-Yanayin). Fib na fiber na yana da babban abin maye kuma ana amfani dashi don watsa haske. Layer LYY cloreddded: located a kusa da gilashin silica, ya kuma hada gilashin silica (tare da diamita ta gaba daya 125 microns). Alamar alama ta kumfa tana da ƙasa, tana haifar da cikakkiyar yanayi tare da zaren zaren. Na uku shafi na na uku: na waje Layer wani yanki ne mai karfafa resin shafi. Abubuwan kariya na kare suna da ƙarfi sosai kuma suna iya jure manyan tasirin, suna kare fiber na picovics lalacewa da iskar sharewa.

Eptical Wucewa

Fiber Enticsications isar da asarar fitowar ta fiber shine mahimmancin mahimmancin mahimmancin ingancin fiber Dodic. Babban abubuwan da ke haifar da hakkin siginar gani sun hada da asarar daukar hoto, watsuwa da asara, matsawa, matsawa da rashi na fiber, matsawa da hasashen fiber.

Haske na haske ya bambanta, kuma asarar watsa labarai a cikin zaruruwa na ganima. Don rage asarar kuma ka tabbatar da tasirin watsa, masana kimiyya sun himmatu wajen samo hasken da ya fi dacewa. Haske a cikin kewayon 1260nm ~ 1360nm yana da mafi ƙarancin raɗawar da aka haifar ta hanyar watsuwa da mafi ƙasƙantar da asarar sha da mafi ƙasƙantar da asarar sha da mafi ƙasƙanci. A farkon zamanin, an dauki wannan yanki na tafiye-tafiye a matsayin ƙungiyar sadarwa ta gani. Daga baya, bayan dogon lokaci na bincike da aiki, masana a hankali suna taƙaita wani yanki mai ƙarfi (1260nm ~ 1625nm ~ 1625nm), wanda ya fi dacewa da watsa a cikin zaruruwa na pictical. Don haka hasken raƙuman ruwa da ake amfani da shi a cikin Sadarwar Sadarwa na Fiberic gaba ɗaya cikin bandredd band.

Rarrabuwa ta fiber

Fery fiber fiber: Yana watsa hanyoyi da yawa, amma babban watsawa na Inter modpeon ya iyakance sigina na dijital, kuma wannan yassin ya zama mafi tsananin ƙarfi tare da ƙara yawan tashin hankali. Saboda haka, nesa na Firtan isar da Sirricaukaka Extics ba kusa ba, yawanci kawai 'yan kilomita.
Fiber yanayin guda ɗaya: tare da ƙananan diarya na fiber, a bayyane yake kawai za'a iya yada shi, ana iya yada shi dace da sadarwa mai nisa.

Kashi na 3. Ka'idar Aiki na Tsarin Sadarwar Sadarwa

Tsarin sadarwa na fiberical

Abubuwan sadarwa suna amfani da su, kamar wayoyin hannu da kwamfutoci, suna watsa bayanai a cikin siginar lantarki. Lokacin gudanar da sadarwa ta zahiri, mataki na farko shine canza alamun lantarki a cikin sigina na sihiri, sannan kuma juyar da alamun gani a cikin siginar lantarki don cimma manufar watsawa. Ainihin tsarin sadarwa na gani ya ƙunshi wani mai watsa wayewa, mai karɓar karɓaɓɓu, da kuma katangar fiber na fiber don watsa haske. Don tabbatar da ingancin watsa sakonni mai nisa da haɓaka bandwidth na watsa hankali, maimaitawa da maimaitawa da mahimman maimaitawa da mahara ake amfani da mahara.

Da ke ƙasa akwai taƙaitaccen gabatarwa ga ƙa'idar aikin kowane ɓangaren kowane ɓangaren kowane ɓangaren haɗin gwiwar kowane tsarin sadarwa ta fiber.

Eptical Tritritter:Canza sakon lantarki cikin siginar lantarki a cikin sigina na sihiri, galibi sun haɗa da masu alamun siginar da tushen haske.

Signal Asxer:Alamar alama mai ɗaukar hoto na madaidaiciya cikin fifa daban-daban raƙuman ruwa a cikin fiber na kwali don watsa, cimma sakamakon tasirin yiwuwar yiwuwar yiwuwar yiwuwar yiwuwar yiwuwar yiwuwar yiwuwar yiwuwar yiwuwar yiwuwar yiwuwar yiwuwar yiwuwar karfin watsawa.

Maimaitawa:A lokacin watsa, madaidaiciya da kuma tsananin siginar zai lalace, don haka ya zama dole don mayar da matsakaiciyar hanyar siginar siginar asali da haɓaka ƙarfin sigina.

Alamar alama Demultiplexer:Bazu sigina na moluxed a cikin sigina na asali.

Mai karba:Canza sigina na gani da aka samu a siginar lantarki, galibi ya ƙunshi mai ɗaukar hoto da maimaitawa.

Kashi na 4. Fa'idodi da aikace-aikacen sadarwa na gani

Abvantbuwan amfãni na sadarwa na gani:

1
Da ɗaukar hoto na 10 GBPs (biliyan 10 (1 biliyan 2 a kowace biyu) na bayani, idan ana amfani da Sadarwa na lantarki, ana buƙatar siginar da aka yi amfani da ita kuma ana buƙatar siginar kowane matattara. Idan aka kwatanta da wannan, ta amfani da sadarwa na gani zai iya cimma nisan ruwa na sama da kilomita 100. Yawancin lokuta ana daidaita siginar siginar, ƙananan farashin. A gefe guda, kayan fiber na gani shine silicon dioxide, wanda ke da yawan farashi mai yawa fiye da waya mai ƙarfe. Saboda haka, Sadarwa na Hanci yana da sakamako mai amfani da tattalin arziki da kuzari.

2

Misali, yanzu yayin magana da abokai a ƙasashen waje ko hira akan layi, sautin ba kamar lagging kamar yadda yake ba. A zamanin Sadarwa, sadarwa ta duniya, sadarwa ta ƙasa ta dogara ne akan tauraron dan adam a matsayin mai watsa shirye-shirye da isowar yaduwar sigogi da kuma isowar siginar. Da kuma sadarwa mai nuna kyau, tare da taimakon igiyoyi na jirgin ruwa, takaice nisa, yana yin watsa bayani cikin sauri. Saboda haka, ta amfani da sadarwa ta pictical na iya samun Sadarwar Scroanet tare da ƙasashen waje.

3. Mai iya karfin kawawa

Sadarwa na lantarki na iya fuskantar kurakurai saboda tsangwama na lantarki, yana haifar da raguwa a cikin ingancin sadarwa. Koyaya, rashin daidaituwa bai shafi hayaniyar lantarki ba, yana yin aminci da abin dogara. Kuma saboda ƙa'idar Jimlar tunani, siginar ta kasance a tsare gaba ɗaya fiber fiber don watsa, don haka mahimmancin amintacce ne.

4. Babban ikon watsa abubuwa
Gabaɗaya, sadarwa ta lantarki zata iya watsa 10GBPS kawai (biliyan 10 (1 biliyan 2) na Sadarwa na Pictbps (1 Tafiya ta Prevics 0 ko 1 sigina) Bayani.

Aikace-aikacen sadarwa na gani

Akwai fa'idodi da yawa don sadarwa mai kyau, kuma an haɗa shi cikin kowane lungu na rayuwarmu tun bayan sa. Na'urori kamar wayoyin hannu, kwamfutoci, da wayoyin IP waɗanda ke amfani da Intanet a yanar gizo a cikin hanyar sadarwa, duk ƙasar, har ma ga hanyar sadarwa ta duniya. Misali, sigina sun fito da kwamfutoci da wayoyin hannu suna taruwa a cikin kayan aikin sadarwa na yanar gizo ta hanyar igiyoyin jirgin ruwa a cikin igiyoyin subbarine.

Tabbatar da ayyukan yau da kullun kamar kiran bidiyo, siyayya ta kan layi, wasannin bidiyo, da kuma sayar dukkansu ta dogara da goyon baya da taimako a bayan al'amuran. Isowar cibiyoyin sadarwa na ofical sun sanya rayuwarmu mafi kwanciyar hankali da dacewa.