Intanet ya zama wani bangare na rayuwarmu ta yau da kullun. Yana ƙara haɓaka da sauri a cikin duniya, amma ba kawai a cikin birane da garuruwa ba, har ma a cikin mafi nisa, ƙauyuka da wuraren da ba za a iya isa ba da za mu iya tunanin. Wannan ya faru ne saboda yawan buƙatar da ta haifar don sadarwa, nishadantar da kanmu, aiki da kuma yin wasu abubuwa da yawa. Duk da haka, ba wai kawai samun Intanet ya isa ba, amma kuma wajibi ne don samun haɗin gwiwa mai kyau da sauri, kuma biyu daga cikin shahararrun da kuma amfani da hanyoyi don wannan su ne. fiber optics da ADSL.
Wataƙila shine karon farko da kuka ji ko karanta game da fiber optics da ADSL. Idan haka ne, kun kasance a wurin da ya dace, saboda a nan mun yi bayani Menene su, menene su, menene babban bambance-bambancen su kuma, bisa ga waɗannan, wanne ne mafi kyau.
Kafin kwatanta fiber optics da ADSL, dole ne mu fara ayyana waɗannan nau'ikan haɗin Intanet guda biyu.
Menene fiber optics?
Fiber optics yana ɗaya daga cikin hanyoyin haɗin waya da aka fi amfani dashi a cikin 'yan lokutan nan saboda yana wakiltar tsalle-tsalle na fasaha wanda ke ba da damar saurin canja wuri wanda, gaba ɗaya, yana da sauri fiye da wanda ADSL cabling ke bayarwa. Ta wannan hanyar, masu samar da Intanet waɗanda ke aiki tare da fiber optics yawanci suna ba da ƙarancin latency (ping, lokacin amsawa) kuma mafi girma kuma mafi ƙarancin fa'ida, kodayake wannan ba koyaushe bane, ya kamata a lura.
Fiber optics ba wai kawai samar da canja wurin bayanai don Intanet ba, har ma Hakanan ana amfani dashi don ba da sabis na tarho, TV da ƙari. Haka kuma, tana amfani da fitilun fitilu, ba na lantarki ba, don isar da bayanai cikin sauri, kuma tana ɗaukar sunanta daga gaskiyar cewa tana da kebul na fiber na ciki waɗanda ke zama na USB guda ɗaya.
Menene ADSL?
ADSL wani nau'in haɗi ne wanda, kamar fiber optics, ana amfani da shi sosai, kodayake Ana amfani da wannan fasaha kadan kuma kadan, Tun da yake yana ba da ƙananan saurin canja wuri fiye da fiber optics, da kuma gaskiyar cewa nisa tsakanin ma'anar haɗi da sabar mai badawa yana rinjayar saurin da abokin ciniki zai iya samu.
ADSL yana amfani da kebul na tarho don watsa bayanai. Kebul ɗin yana da alaƙa da samun igiyoyin jan ƙarfe a ciki waɗanda ke raba tashoshi don watsa hanyoyin sadarwar tarho da Intanet, waɗanda ake fassarawa da rarraba su ta hanyar splitter, wanda kuma aka sani da mai rarrabawa, wanda ke da manufar rarraba mitoci da tashoshi na Intanet da tarho.
Fiber optics da ADSL: waɗannan su ne manyan bambance-bambancen su
Da farko dai, fiber optics fasaha ce da ke amfani da kebul a matsayin hanyar jigilar bayanai. Wannan ya ƙunshi zaren gilashi da zaren, kuma ta hanyar waɗannan nau'ikan hasken wuta ne waɗanda ake aiwatar da bayanan. Saboda wannan, Fiber optics na iya kaiwa saurin canja wuri na kusan 600 MB/s da ƙarancin latency, kamar yadda muka riga muka bayyana. Latency na iya zama 'yan milliseconds (ping), kuma ba komai a wanne wurin haɗin fiber ɗin da aka shigar yake, ko kuma nisan kilomita nawa; wannan ba yakan shafi martanin uwar garken.
ADSL, kamar yadda muka fada a sama, ya kunshi kebul na wayar tarho wanda ke dauke da igiyoyin tagulla a ciki. Wannan ba ya amfani da bugun jini, kamar yadda fiber optics ke yi., amma yana buƙatar bugun wutar lantarki don canja wurin bayanai, wanda ba shi da inganci kuma yana sa saurin canja wuri, ɗauka zuwa bayanai, ya kai kusan 20 MB / s iyakar. Wani abin da ya bambanta wannan fasaha daga fiber optics shine rashin jinkirin da zai iya yin alfahari da shi, wanda, a gaba ɗaya, ya fi girma kuma yana da tasiri ta hanyar nisa, wani abu mai cutarwa ga 'yan wasan yanar gizon da ke buƙatar amsawa da musayar bayanai na 'yan milliseconds ga wani. mafi kyawun ƙwarewar wasan caca.
A gefe guda, Fiber optics ya zama sabo kuma kadan kadan yana maye gurbin ADSL, don haka masu samar da Intanet da sadarwar tarho suna tafiya a hankali daga na baya.
Wanne ya fi kyau kuma me yasa?
A wannan lokaci, tare da manyan bambance-bambancen da aka riga aka ambata kuma aka kwatanta a sama, babu wani abu mai yawa don fadadawa, tun da ya bayyana a fili fiber optics ya fi fasahar ADSL kyau. Duk da haka, mu tafi.
Fiber optics, kamar yadda muka sani, yana ba da saurin canja wuri fiye da ADSL. A ka'idar, yana iya kaiwa har zuwa sau 30 na ADSL, tunda muna da matsakaicin matsakaicin matsakaicin 600 MB / s don fiber optics da 20 MB / s na karshen. Wannan yana kawo fa'idodi da yawa a yau da kullun, waɗanda ke nunawa a lokutan lodawa, waɗanda suka fi guntu a cikin tsarin fiber optic.
Wannan shine yadda masu amfani waɗanda ke da wannan sabuwar fasaha za su iya saukar da abun ciki kamar wasanni masu nauyi, manyan aikace-aikace da fina-finai da bidiyo na ƙudurin 4K cikin daƙiƙa ko ƴan mintuna, yayin da waɗanda ke da haɗin ADSL na iya ɗauka daga mintuna zuwa sa'o'i, kodayake. abin da aka faɗa ba makawa yana da alaƙa da nauyin fayil ɗin da za a sauke, ba shakka. Hakazalika, fiber optics koyaushe yana samun nasara a sashin saurin gudu.
A gefe guda kuma, muna da latency, ɗaya daga cikin mahimman mahimman bayanai ga mutane da yawa, fiye da kowane abu ga waɗanda suka saba aiwatar da ayyuka da watsa shirye-shiryen kai tsaye, ko wasa akai-akai ko lokaci-lokaci, tunda latency yana da alaƙa da lokaci. tsakanin tsarin, sabobin da kwamfutoci. A wannan lokacin, fiber optics shima yana samun nasara, ta hanyar bayarwa mafi kwanciyar hankali da ƙananan ping wanda nesa ba ya shafa, kamar yadda saurin canja wuri yake, kamar yadda ya shafi haɗin ADSL.