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Umahluko phakathi kwefayibha ye-optical engabonakaliyo kunye nefayibha ye-optical eqhelekileyo
Kwicandelo lonxibelelwano kunye nokuhanjiswa kwedatha, itekhnoloji ye-fiber optic itshintshe indlela esinxibelelana ngayo nesinxibelelana ngayo. Phakathi kweentlobo ezahlukeneyo zeefayibha ze-optical, kuye kwavela iindidi ezimbini ezibalaseleyo: ifayibha ye-optical eqhelekileyo kunye nefayibha ye-optical engabonakaliyo. Ngelixa injongo esisiseko yazo zombini kukudlulisa idatha ngokukhanya, izakhiwo zazo, usetyenziso, kunye nokukhanya...Funda ngokugqithisileyo -
Umgaqo wokusebenza wentambo esebenzayo ye-USB optical
Intambo ye-USB Active Optical (AOC) yiteknoloji edibanisa iingenelo zeefayibha ze-optical kunye nezihlanganisi zombane zemveli. Isebenzisa iitships zokuguqula i-photoelectric ezidityaniswe kuzo zombini iziphelo zentambo ukudibanisa iifayibha ze-optical kunye neentambo ngokwemvelo. Olu yilo luvumela i-AOC ukuba ibonelele ngeenzuzo ezahlukeneyo kuneefayibha ze-copper zemveli, ngakumbi kwiindlela zedatha ezikude nezikhawulezayo...Funda ngokugqithisileyo -
Iimpawu kunye nokusetyenziswa kwezihlanganisi ze-fiber optic ze-UPC
Isixhumi se-fiber optic sohlobo lwe-UPC luhlobo oluqhelekileyo lwesixhumi kwicandelo lonxibelelwano lwe-fiber optic, eli nqaku liza kuhlalutya iimpawu zaso kunye nokusetyenziswa kwaso. Iimpawu zesixhumi se-fiber optic sohlobo lwe-UPC 1. Imilo yobuso bokugqibela Ubuso bephini yesixhumi se-UPC bulungiselelwe ukwenza umphezulu waso ube bushelelezi ngakumbi, umile okwedome. Olu yilo luvumela ubuso be-fiber optic ukuba bufikelele ekudibaneni okusondeleyo...Funda ngokugqithisileyo -
Intambo ye-fiber optic: uhlalutyo olunzulu lwezinto ezilungileyo nezingalunganga
Kwiteknoloji yonxibelelwano yanamhlanje, iintambo ze-fiber optic zidlala indima ebalulekileyo. Le ndlela, edlulisa idatha ngemiqondiso ye-optical, ithatha indawo engenakutshintshwa kwicandelo lokudluliselwa kwedatha ngesantya esiphezulu ngenxa yeempawu zayo zomzimba ezizodwa. Iingenelo zeentambo ze-Fiber Optic Ukudluliselwa kwesantya esiphezulu: Iintambo ze-fiber optic zinokubonelela ngamanani aphezulu kakhulu okudluliselwa kwedatha, ithiyori...Funda ngokugqithisileyo -
Intshayelelo kwiTekhnoloji yePAM4
Ngaphambi kokuba uqonde iteknoloji ye-PAM4, yintoni iteknoloji yokuguqula? Iteknoloji yokuguqula yindlela yokuguqula imiqondiso ye-baseband (imiqondiso yombane eluhlaza) ibe yimiqondiso yokudlulisa. Ukuze kuqinisekiswe ukusebenza kakuhle konxibelelwano kunye nokoyisa iingxaki zokudlulisa imiqondiso yomgama omde, kuyimfuneko ukudlulisela i-spectrum yesignali kwitshaneli ye-high-frequency ngokusebenzisa i-modulation ye ...Funda ngokugqithisileyo -
Izixhobo ezisebenzayo ezininzi zonxibelelwano lwe-fiber optic: uqwalaselo kunye nolawulo lwee-transceivers ze-fiber optic
Kwicandelo lonxibelelwano lwe-fiber optic, ii-transceivers ze-fiber optic azizo nje kuphela izixhobo ezibalulekileyo zokuguqula imiqondiso yombane neye-optical, kodwa zikwazixhobo eziyimfuneko kwimisebenzi emininzi ekwakheni inethiwekhi. Eli nqaku liza kuhlola uqwalaselo kunye nolawulo lwee-transceivers ze-fiber optic, ukuze kubonelelwe ngesikhokelo esisebenzayo kubaphathi benethiwekhi kunye neenjineli. Ukubaluleka...Funda ngokugqithisileyo -
I-Optical frequency comb kunye ne-optical transmission?
Siyazi ukuba ukususela ngeminyaka yoo-1990, itekhnoloji ye-WDM wavelength division multiplexing ibisetyenziswa kwiikhonkco ze-fiber optic ezikude ezigubungela amakhulu okanye amawaka eekhilomitha. Kumazwe amaninzi nakwiindawo, iziseko ze-fiber optic zezona zinto zibiza kakhulu, ngelixa ixabiso lezinto ze-transceiver liphantsi kakhulu. Nangona kunjalo, ngokukhula okukhulu kwesantya sokudluliselwa kwedatha yenethiwekhi...Funda ngokugqithisileyo -
Uvavanyo lokudibanisa inethiwekhi ye-EPON, i-GPON broadband kunye ne-OLT, i-ODN, kunye ne-ONU triple network
I-EPON（Inethiwekhi ye-Ethernet Passive Optical） Inethiwekhi ye-Ethernet passive optical yiteknoloji ye-PON esekelwe kwi-Ethernet. Yamkela isakhiwo se-point ukuya kwi-multipoint kunye ne-passive fiber optic transmission, ebonelela ngeenkonzo ezininzi nge-Ethernet. Iteknoloji ye-EPON imiselwe yiqela elisebenzayo le-IEEE802.3 EFM. NgoJuni 2004, iqela elisebenzayo le-IEEE802.3EFM lakhupha i-EPON stan...Funda ngokugqithisileyo -
Uhlalutyo lweenzuzo zeWiMAX ekufikeleleni kwi-IPTV
Ukusukela oko i-IPTV yangena kwimarike ngo-1999, izinga lokukhula liye landa kancinci kancinci. Kulindeleke ukuba abasebenzisi be-IPTV behlabathi lonke bafikelele ngaphezu kwezigidi ezingama-26 ngo-2008, kwaye izinga lokukhula konyaka elidibeneyo labasebenzisi be-IPTV eTshayina ukususela ngo-2003 ukuya ku-2008 lifikelele kwi-245%. Ngokophando, ikhilomitha yokugqibela yokufikelela kwi-IPTV isetyenziswa rhoqo kwimo yokufikelela kwikhebula le-DSL, ngokuthintelwa...Funda ngokugqithisileyo -
Uyilo oluQhelekileyo lweDCI kunye neCandelo leShishini
Kutshanje, ngenxa yophuhliso lwetekhnoloji ye-AI eMntla Melika, imfuno yokunxibelelana phakathi kwama-nodes enethiwekhi yezibalo ikhule kakhulu, kwaye itekhnoloji ye-DCI edibeneyo kunye neemveliso ezinxulumene nayo zitsale ingqalelo kwimarike, ngakumbi kwimarike yemali. I-DCI (Data Center Interconnect, okanye i-DCI ngamafutshane), okanye iData Center In...Funda ngokugqithisileyo -
Ii-optical frequency combs kunye ne-optical transmission?
Njengoko sisazi, ukususela ngeminyaka yoo-1990, itekhnoloji ye-WDM WDM ibisetyenziswa kwiikhonkco ze-fiber-optic ezithatha ixesha elide ezingamakhulu okanye amawaka eekhilomitha. Kwiingingqi ezininzi zelizwe, iziseko zefayibha zezona zinto zibiza kakhulu, ngelixa ixabiso lezinto ezisebenzisa i-transceiver liphantsi. Nangona kunjalo, ngokwanda kwamanani edatha kwiinethiwekhi ezifana ne-5G, itekhnoloji ye-WDM iya ibaluleke ngakumbi...Funda ngokugqithisileyo -
Ziziphi iimfuno ezikhethekileyo zeentambo zeProfinet?
I-Profinet yiprotocol yonxibelelwano lwemizi-mveliso esekwe kwi-Ethernet, esetyenziswa kakhulu kwiinkqubo zolawulo lwe-automation, iimfuno ezikhethekileyo zekhebula le-Profinet zigxile kakhulu kwiimpawu zomzimba, ukusebenza kombane, ukuguquguquka kwendalo kunye neemfuno zokufakela. Eli nqaku liza kugxila kwikhebula le-Profinet ukuze kuhlalutywe ngokweenkcukacha. I. Iimpawu zomzimba 1, uhlobo lwekhebula oluKhuselekileyo oluJikelezisiweyo...Funda ngokugqithisileyo
