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    Patlisiso ka Theknoloji ea FTTH Le Litharollo tsa Eona

    Nako ea poso: Dec-09-2020

    Ka nts'etsopele ea theknoloji ea dijithale, theknoloji ea puisano ea optical le thekenoloji ea software le ts'ebeliso e pharaletseng ea protocol ea TCP / IP, marang-rang a puisano, marang-rang a khomphutha le marang-rang a thelevishene a tla kopana 'me a be bonngoeng tlasa IP e khonang ho fana ka lentsoe, data le litšoantšo ho. ka nako e ts'oanang marang-rang a puisano a multimedia ea Broadband bakeng sa khoebo.Mokhoa oa hajoale oa ho fihlella oa mohala oa koporo, phihlello ea waelese, le mekhoa ea ho fihlella LAN ha ho bonolo ho fihlela sepheo sena, empa ho bonolo ho FTTH.

    FTTH ha e fane feela ka bandwidth e kholo, empa e boetse e ntlafatsa pepeneneng ea marang-rang ho lifomate tsa data, litefiso, bolelele ba maqhubu le liprothokholo, e phomotsa litlhoko tsa tikoloho le phepelo ea motlakase, e nolofatsa tlhokomelo le ho kenya, hape e na le bokhoni ba ho fetisetsa TDM, data ea IP. le video ka nako e le 'ngoe Bokhoni ba lits'ebeletso tsa khaso, moo data ea TDM le IP e fetisetsoang ka mokhoa oa IEEE802.3 Ethernet, e tlatsitsoeng ke tsamaiso ea tsamaiso ea marang-rang, e lekaneng ho netefatsa boleng ba phetisetso, le ho phatlalatsoa ha video ho ka phethahala ka ho sebelisa wavelength ea boraro (hangata 1550nm) phetiso ea khoebo.

    Theknoloji ea optical fiber access ha e le hantle ke tharollo e sebelisang tsohle kapa karolo ea fiber ea optical ka har'a marang-rang a marang-rang ho theha optical fiber subscriber loop (FITL), kapa optical fiber access network (OAN), ho finyella phihlello ea marang-rang.

    Ho latela sebaka sa ONU, marang-rang a phihlello ea fiber e arotsoe ka fiber ho komporo (FTTD), fiber ho ea lapeng (FTTH), fiber ho curb (FTTC), fiber ho moaho (FTTB), fiber ho ea ho ofisi (FTTO), fiber ho ea fatše (FTTF), fiber ho sele (FTTZ) le mefuta e meng.Har'a bona, FTTH e tla ba mofuta oa ho qetela oa nts'etsopele ea marang-rang ea phihlello ea marang-rang.FTTH e bolela ho kenya lisebelisoa tsa marang-rang (ONUs) ho basebelisi ba bolulo kapa ba likhoebo.Ke mofuta oa marang-rang a optical access e haufi le basebelisi ba letoto la FTTx ntle le FTTD.

    Lintlha tse lokelang ho nahanoa ntlafatsong ea FTTH

    Le hoja FTTH e hōlile ka mokhoa oa tekheniki, 'me theko ea litšenyehelo e lula e theoha, ho ntse ho e-na le mathata a mangata a ho phethahatsa ts'ebeliso e kholo ea FTTH naheng ea heso.

    Taba ea litšenyehelo

    Hajoale, ho feta 97% ea marangrang a phihlello ea FTTH lefats'eng feela a fana ka lits'ebeletso tsa phihlello ea Marang-rang, hobane litšenyehelo tsa ho fana ka lithelefono tsa setso tse tsitsitseng ke FTTH li phahame haholo ho feta litšenyehelo tsa thekenoloji ea thelefono e tsitsitseng e teng, le tšebeliso ea fiber optical ho fetisetsa. mehala ea khale e tsitsitseng e boetse e na le bothata ba phepelo ea motlakase ea mohala.Kajeno, marang-rang a koporo a ntse a e-na le boemo bo boholo.tšebeliso ea theknoloji ea ADSL e etsa hore kaho ea morero e be bonolo, e theko e tlaase, 'me ha e le hantle e ka finyella litlhoko tsa khoebo ea hona joale.Ke tlholisano e kholo ea FTTH mothating ona.

    Lintlha tsa maano

    Ho ntse ho na le litšitiso tsa indasteri ho lelekisa phihlello ea litšebeletso tse felletseng tsa FTTH naheng ea heso, ke hore, basebelisi ba mehala ea mehala ha ba lumelloe ho sebetsa lits'ebeletso tsa CATV, ho fapana le hoo, basebelisi ba CATV ha ba lumelloe ho sebetsa lits'ebeletso tsa mehala tsa setso (tse kang mohala), mme boemo bona bo ke ke ba fetoloa ka nako e telele nakong e tlang Ka hona, opereishene e le 'ngoe e ke ke ea fana ka litšebeletso tsa ho bapala ka makhetlo a mararo ho marang-rang a phihlello ea FTTH.

    Tšebelisano ea ONU le ho sebelisana

    Ho lumellana ha ONU ho phetha karolo ea bohlokoa ntlafatsong le ntlafatsong ea ketane eohle ea indasteri ea FTTH.Ts'ebeliso ea sekala sa FTTH le papatso li ntse li hloka ho ntlafatsa maemo a indasteri kapele kamoo ho ka khonehang.Baetsi ba lisebelisoa ba lokela ho sebelisana le mekhatlo ea maemo, li-operators, baetsi ba lisebelisoa le mafapha a meralo ho tsepamisa maikutlo linthong tse tšeletseng tse kenyelletsang litekanyetso tsa tekheniki tsa sistimi, litekanyetso tsa tekheniki tsa sesebelisoa sa FTTH, litekanyetso tsa tekheniki tsa FTTH optical cable, FTTH boenjiniere bo tšehetsang lisebelisoa tsa tekheniki, litekanyetso tsa kaho tsa boenjiniere tsa FTTH le tlhahlobo ea FTTH. litekanyetso.Ka lehlakoreng le leng, theha ka botlalo litekanyetso tsa tekheniki tsa indasteri ea FTTH le litlhaloso ho tataisa lits'ebetso tsa FTTH.

    Bophahamo bo khethehileng ba khoebo

    Ho hloka kopo ke ntlha ea bohlokoa e amang tsoelo-pele e tsoelang pele ea FTTH.Haeba u ka palama Marang-rang feela, lebelo la ADSL la 1M le tla lekana.Leha ho le joalo, hang ha tlhokahalo ea lits'ebeletso e ntse e eketseha, joalo ka digital TV, VOD, litšebeletso tsa video tsa Broadband, le lifono tsa video tsa boleng bo holimo, mabenkele a marang-rang, litšebeletso tsa bongaka tsa marang-rang, joalo-joalo, bandwidth ea 1M e ke ke ea khona ho e tšehetsa, le DSL. e ke ke ea khona ho etsa joalo., FTTH e na le sebaka sa eona.Ka hona, nts'etsopele ea lits'ebeletso tsa marang-rang ke ts'ebetso ea bohlokoa bakeng sa nts'etsopele ea FTTH.

    Maemo a tšebeliso ea litšebeletso tsa mehala naheng ea heso ka kakaretso a tlase.Hajoale, ho na le basebelisi ba fokolang ba khoebo ba FTTH (hoo e batlang e le zero), mme papatso ea FTTH e ntse e le qalong.Ka lebaka lena, ho khetha thekenoloji ea FTTH e lumellanang le maemo a naha ea rona ho bohlokoa haholo ho khothaletsa ho ata ha FTTH naheng ea rona.Ka katoloso ea sekala sa kopo, litšenyehelo tsa lisebelisoa tsa FTTH li na le sebaka se setle sa ho fokotsa.Nakong e tlang, 'maraka oa Broadband o tla phela hammoho le ADSL, FTTB+LAN, le FTTH ka nako e itseng.ADSL e tla tsoela pele ho ba eona e ka sehloohong ka nako e khuts'oane.DSL le FTTH li tla nts'etsapele hammoho.Ha theko ea thepa ea FTTH e fokotseha butle-butle ho DSL ka lebaka la ho eketseha ha molumo oa kaho Matla a 'maraka a FTTH a tla eketseha haholo ha boemo bo phahame.



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