[Selelekela] Theknoloji ea "wavelength division multiplexing" e ka sebelisa ka botlalo lisebelisoa tse kholo tsa bandwidth tse tlisoang ke sebaka se tlase sa tahlehelo ea fiber ea mofuta o le mong. Ho ea ka maqhubu (kapa bolelele ba maqhubu) a leqhubu la leseli la mocha ka mong, arola fensetere ea tahlehelo e tlaase ea fiber ka litsela tse 'maloa, sebelisa leqhubu la leseli e le mojari oa pontšo,' me u sebelise "multiplexer" karohano ea maqhubu (multiplexer). pheletso ya phetiso.
Theknoloji ea "wavelength division multiplexing" e ka sebelisa ka botlalo lisebelisoa tse kholo tsa "bandwidth" tse tlisoang ke sebaka se tlaase sa tahlehelo ea fiber ea mofuta o le mong. Ho ea ka maqhubu (kapa bolelele ba maqhubu) a leqhubu la leseli la mocha ka mong, fensetere ea tahlehelo e tlaase ea fiber optical e arotsoe ka litsela tse 'maloa, leqhubu la leseli le sebelisoa e le mochine oa pontšo, le multiplexer karohano ea maqhubu (multiplexer). ) e sebelisoa qetellong ea phetisetso. Matšoao a optical carriers a wavelengths a kopantsoe 'me a romelloa ho fiber optical bakeng sa phetiso. Qetellong ea ho amohela, "wavelength division multiplexer" (wave splitter) e arola li-carriers tsena tsa optical tse jereng matšoao a fapaneng ka bolelele bo fapaneng ba maqhubu. Kaha lipontšo tsa optical carrier tsa maqhubu a fapaneng a maqhubu a fapaneng a ka nkoa e le tse ikemetseng ho tse ling (ntle le ho nahana ka ho se lumellane ha fiber ea optical), multiplexing le phetisetso ea lipontšo tse ngata tsa optical li ka fumanoa ka fiber e le 'ngoe ea optical.
Theknoloji ea Fiber Access
Marang-rang a phihlello ea fiber optical ke "mile ea ho qetela" ea tsela e kholo ea tlhahisoleseling. Ho finyella phetiso ea tlhahisoleseding e potlakileng le ho finyella litlhoko tsa sechaba, eseng feela marang-rang a marang-rang a marang-rang a marang-rang, empa hape le karolo ea ho fumana mosebedisi ke senotlolo. Optical fiber access network ke eona thekenoloji ea bohlokoa bakeng sa phallo ea tlhahisoleseling e potlakileng ho kena malapeng a likete. Ka phihlello ea optical fiber broadband, ka lebaka la maemo a fapaneng a ho fihla a likhoele tsa optical, ho na le likopo tse fapaneng tse kang FTTB, FTTC, FTTCab le FTTH, tseo ka kakaretso li bitsoang FTTx. Ka hona, e ka sebelisa ka botlalo litšoaneleho tsa marang-rang a marang-rang a marang-rang a optical, ho fa basebelisi sebaka se hlokehang se sa lekanyetsoang, le ho finyella ka botlalo litlhoko tsa ho fumana marang-rang. Hajoale, thekenoloji ea malapeng e ka fa basebelisi FE kapa GE bandwidth, e leng mokhoa o nepahetseng oa ho fihlella bakeng sa basebelisi ba likhoebo tse kholo le tse mahareng.
Nts'etsopele ea Theknoloji ea Puisano ea Optical Fiber
Lilemong tsa morao tjena, ka tsoelo-pele ea thekenoloji, phetoho ea tsamaiso ea lithelefono le ho buloa butle-butle ka botlalo ha 'maraka oa lithelefono, nts'etsopele ea puisano ea optical fiber e boetse e hlahisitse boemo bo bocha ba tsoelo-pele e matla. Se latelang ke kenyelletso e khutšoanyane ea libaka tse kholo tsa nts'etsopele lefapheng la puisano ea fiber optical. Tlhaloso le tebello, nts'etsopele ea litsamaiso tsa ultra-high-speed, ho iphetola ha litsamaiso tsa WDM tse nang le matla a maholo a maholo.
Ha re nahana ka tsoelo-pele ea puisano ea fiber ea optical lilemong tsa morao tjena, ho haha marang-rang a naha ea morao-rao e nang le ponahalo e hlakileng ka ho fetisisa, e feto-fetohang haholo le e kholo haholo e ke keng ea beha motheo o tiileng oa 'mele bakeng sa bokamoso ba National Information Infrastructure (NII), empa. hape le indasteri ea tlhahisoleseling ea naha ea heso lekholong le tlang la lilemo le ho qala ha moruo oa naha le ts'ireletso ea naha li na le bohlokoa bo boholo ba leano. Nts'etsopele ea indasteri ea puisano ea fiber ea optical le eona ke mokhoa o ke keng oa khutlisoa oa puisano ea sejoale-joale.