Ngokwedatha efanelekileyo, inani labasebenzisi be-broadband be-FTTH/FTTP/FTTB kwihlabathi liphela liza kufikelela kwi-59% ngo-2025. Idatha ebonelelwe yinkampani yophando lwemarike iPoint Topic ibonisa ukuba olu phuhliso luza kuba phezulu nge-11% kunenqanaba langoku.
IPoint Topic iqikelela ukuba kuza kubakho abasebenzisi be-broadband abasisigxina abayi-1.2 yezigidigidi kwihlabathi liphela ekupheleni kuka-2025. Kwiminyaka emibini yokuqala, inani lilonke labasebenzisi be-broadband kwihlabathi liphela lidlule uphawu lwe-1 yezigidigidi.
Malunga nama-89% aba basebenzisi bakwiimarike ezingama-30 eziphambili kwihlabathi liphela. Kwezi marike, i-FTTH kunye neetekhnoloji ezinxulumene nazo ziya kuthabatha isabelo semarike kwi-xDSL, kwaye isabelo semarike se-xDSL siya kwehla ukusuka kwi-19% ukuya kwi-9% ngexesha lexesha ...
Ukuvela kwe-5G kufanele kuthintele usetyenziso lwe-broadband oluzinzileyo ngexesha lexesha eliqikelelweyo. Ngaphambi kokuba i-5G isetyenziswe, kusenzima ukuqikelela ukuba imakethi iya kuchaphazeleka kangakanani.
Eli nqaku liza kuthelekisa ubuchwepheshe bokufikelela kwi-Passive Optical Network (PON) kunye neteknoloji yokufikelela kwi-Active Optical Network (AON) ngokusekelwe kwiimpawu zeendawo zokuhlala kwilizwe lam, kwaye lihlalutye iingenelo kunye nokungalungi kokusetyenziswa kwayo kwiindawo zokuhlala eTshayina. , Ngokucacisa iingxaki ezininzi ezibalulekileyo ekusetyenzisweni kwetekhnoloji yokufikelela kwi-FTTH kwiindawo zokuhlala kwilizwe lam, ingxoxo emfutshane malunga namaqhinga afanelekileyo elizwe lam okuphuhlisa itekhnoloji yesicelo se-FTTH.
1. Iimpawu zemarike ekujoliswe kuyo ye-FTTH yelizwe lam
Okwangoku, eyona marike iphambili ekujoliswe kuyo kwi-FTTH eTshayina ngokungathandabuzekiyo ngabahlali beendawo zokuhlala kwizixeko ezinkulu, eziphakathi nezincinci. Iindawo zokuhlala zasezidolophini ngokubanzi ziindawo zokuhlala ezifana negadi. Iimpawu zazo ezibalaseleyo zezi: uxinano olukhulu lweentsapho. Iindawo zokuhlala zegadi enye ngokubanzi zinabahlali abangama-500-3000, kwaye ezinye zingamashumi amawaka eentsapho; iindawo zokuhlala (kuquka nezakhiwo zorhwebo) ngokubanzi zixhotyiswe ngamagumbi ezixhobo zonxibelelwano zokufakela izixhobo zokufikelela kunxibelelwano kunye nokunikezelwa kwemigca kuluntu lonke. Olu lungiselelo luyimfuneko kubaqhubi bezonxibelelwano ukuba bakhuphisane kwaye badibanise iinkonzo ezininzi zonxibelelwano. Umgama ukusuka kwigumbi lekhompyutha ukuya kumsebenzisi ngokubanzi ungaphantsi kwe-1km; abaqhubi bezonxibelelwano ezinkulu kunye nabaqhubi beTV yekhebula ngokubanzi babeke inani elincinci leentambo (ngesiqhelo ii-cores ezi-4 ukuya kwezi-12) ukuya kumagumbi ekhompyutha kwiindawo zokuhlala okanye kwizakhiwo zorhwebo; unxibelelwano lwezindlu kunye nokufikelela kwi-CATV kuluntu Izixhobo zekhebula zezomqhubi ngamnye. Olunye uphawu lwemarike ekujoliswe kuyo ye-FTTH yelizwe lam kukubakho kwemiqobo kushishino ekunikezelweni kweenkonzo zonxibelelwano: abaqhubi beenkonzo zonxibelelwano abavumelekanga ukuqhuba iinkonzo ze-CATV, kwaye le meko ayinakutshintshwa ixesha elide kwixesha elizayo.
2. Ukukhetha iTekhnoloji yoFikelelo lwe-FTTH kwilizwe lam
1) Iingxaki ezijongene nenethiwekhi ye-optical engashukumiyo (i-PON) kwizicelo ze-FTTH kwilizwe lam
Umfanekiso 1 ubonisa ulwakhiwo lwenethiwekhi kunye nokusasazwa kwenethiwekhi efanelekileyo ye-passive optical (Passive Optical Network-PON). Iimpawu zayo eziphambili zezi: i-optical line terminal (Optical Line Terminal-OLT) ibekwe kwigumbi lekhompyutha eliphakathi lomqhubi we-telecom, kwaye kubekwa ii-splitter ze-optical ezingasebenziyo (Splitter). ) kufutshane kangangoko neyunithi yenethiwekhi ye-optical (Optical Network Unit——ONU) kwicala lomsebenzisi. Umgama phakathi kwe-OLT kunye ne-ONU ulingana nomgama phakathi kwegumbi lekhompyutha eliphakathi lomqhubi we-telecom kunye nomsebenzisi, ofana nomgama wokufikelela kwifowuni osisigxina ngoku, oqhele ukuba ziikhilomitha ezininzi, kwaye i-Splitter ngokubanzi ingamashumi eemitha ukuya kumakhulu eemitha ukusuka kwi-ONU. Olu lwakhiwo kunye noyilo lwe-PON lubonisa iingenelo ze-PON: inethiwekhi yonke ukusuka kwigumbi lekhompyutha eliphakathi ukuya kumsebenzisi yinethiwekhi engasebenziyo; inani elikhulu lezixhobo zentambo ye-fiber optic ukusuka kwigumbi lekhompyutha eliphakathi ukuya kumsebenzisi ziyagcinwa; kuba igcinwa ngumntu omnye ukuya koninzi, inani lezixhobo kwigumbi lekhompyutha eliphakathi liyancitshiswa kwaye likhula, kunciphisa inani leentambo kwigumbi lekhompyutha eliphakathi.
Uyilo olufanelekileyo lwenethiwekhi ye-optical engasebenziyo (i-PON) kwindawo yokuhlala: I-OLT ibekwa kwigumbi lekhompyutha eliphakathi lomqhubi we-telecom. Ngokomgaqo wokuba i-Splitter isondele kakhulu kumsebenzisi kangangoko kunokwenzeka, i-Splitter ibekwa kwibhokisi yokusasazwa komgangatho. Ngokucacileyo, olu lwakhiwo olufanelekileyo lunokuqaqambisa iingenelo ze-PON, kodwa ngokuqinisekileyo luya kuzisa ezi ngxaki zilandelayo: Okokuqala, intambo ye-fiber optic enenombolo ephezulu iyadingeka ukusuka kwigumbi lekhompyutha eliphakathi ukuya kwindawo yokuhlala, njengeekota zokuhlala ezingama-3000, ezibalwe kumlinganiselo wesebe we-1:16. Kufuneka intambo ye-fiber optical ephantse ibe yi-200-core, kodwa okwangoku kuphela ii-cores ezi-4-12, kunzima kakhulu ukwandisa ukufakwa kwentambo ye-optical; okwesibini, abasebenzisi abanakukhetha ngokukhululekileyo umqhubi, banokukhetha kuphela inkonzo enikezelwa ngumqhubi we-telecom omnye, kwaye akunakuphepheka ukuba umqhubi omnye alawule. Imeko yeshishini ayilungelanga ukukhuphisana kwabaqhubi abaninzi, kwaye izilangazelelo zabasebenzisi azinakukhuseleka ngokufanelekileyo. Okwesithathu, abasasazi be-optical abangasebenziyo ababekwe kwibhokisi yokusasazwa komgangatho baya kubangela ukuba iindawo zokusasazwa zisasazeke kakhulu, nto leyo ebangela ukuba kube nzima kakhulu ukwabiwa, ukugcinwa kunye nokulawulwa. Kuphantse kube yinto engenakwenzeka; okwesine, akunakwenzeka ukuphucula ukusetyenziswa kwezixhobo zenethiwekhi kunye neendawo zokufikelela, kuba ngaphakathi kwe-PON enye, izinga lokufikelela komsebenzisi kunzima ukulifikelela nge-100%.
Uyilo oluchanekileyo lwenethiwekhi ye-passive optical (PON) kwindawo yokuhlala: I-OLT kunye ne-Splitter zombini zibekwe kwigumbi lekhompyutha kwindawo yokuhlala. Iingenelo zolu lwakhiwo oluchanekileyo zezi: kufuneka kuphela iintambo ze-fiber optic ezisezantsi ukusuka kwigumbi lekhompyutha eliphakathi ukuya kwindawo yokuhlala, kwaye izixhobo ze-optical cable ezikhoyo zinokuhlangabezana neemfuno; imigca yokufikelela yendawo yokuhlala yonke ixhunyiwe kwigumbi lekhompyutha kwindawo yokuhlala, okuvumela abasebenzisi ukuba bakhethe ngokukhululekileyo abaqhubi be-telecom abahlukeneyo. Kubaqhubi be-telecom, inethiwekhi kulula kakhulu ukuyinika, ukuyigcina kunye nokulawula; kuba izixhobo zokufikelela kunye neepaneli ze-patch zikwigumbi elinye leseli, ngokuqinisekileyo kuya kuphucula kakhulu ukusetyenziswa kwezibuko zezixhobo, kwaye izixhobo zokufikelela zinokwandiswa kancinci kancinci ngokwenyuka kwenani labasebenzisi bokufikelela. Nangona kunjalo, olu lwakhiwo oluchanekileyo lukwanazo neentsilelo zalo ezicacileyo: Okokuqala, ulwakhiwo lwenethiwekhi yokulahla i-PON yeyona nzuzo inkulu yeenethiwekhi ezingasebenziyo, kwaye igumbi lekhompyutha eliphakathi kwinethiwekhi yomsebenzisi liseyinethiwekhi esebenzayo; okwesibini, ayigcini izixhobo zentambo ye-fiber optic ngenxa ye-PON; , izixhobo ze-PON zinesakhiwo senethiwekhi esibiza kakhulu kwaye sinzima.
Ngamafutshane, i-PON inamacala amabini aphikisanayo ekusetyenzisweni kwe-FTTH kwiindawo zokuhlala: Ngokwesakhiwo senethiwekhi esifanelekileyo kunye noyilo lwe-PON, ngokuqinisekileyo inokudlala ngeenzuzo zayo zokuqala: inethiwekhi yonke ukusuka kwigumbi lekhompyutha eliphakathi ukuya kumsebenzisi yinethiwekhi engasebenziyo, egcina igumbi lekhompyutha eliphakathi elininzi Kwizixhobo zekhebula le-fiber optic zomsebenzisi, inani kunye nobukhulu bezixhobo kwigumbi lekhompyutha eliphakathi zenziwe lula; nangona kunjalo, ikwazisa iintsilelo ezingamkelekanga: kufuneka ukwanda okukhulu kokubekwa kwemigca yekhebula le-fiber optic; iindawo zokusasazwa zisasazekile, kwaye ukwabiwa kwamanani, ukugcinwa kunye nolawulo kunzima kakhulu; abasebenzisi abanakukhetha ngokukhululekileyo Abaqhubi abalungelanga ukhuphiswano lwabaqhubi abaninzi, kwaye umdla wabasebenzisi awunakuqinisekiswa ngokufanelekileyo; ukusetyenziswa kwezixhobo zenethiwekhi kunye neendawo zokufikelela kuzo kuphantsi. Ukuba uyilo oluchanekileyo lwenethiwekhi ye-passive optical (PON) kwikota yokuhlala luyamkelwa, izixhobo zekhebula ze-optical ezikhoyo zinokuhlangabezana neemfuno. Igumbi lekhompyutha loluntu linentambo efanayo, okulula kakhulu ukwabela, ukugcina kunye nokulawula amanani. Abasebenzisi banokukhetha ngokukhululekileyo umqhubi, nto leyo ephucula kakhulu ukusetyenziswa kwezibuko zeZixhobo, kodwa kwangaxeshanye balahla iingenelo ezimbini eziphambili zePON njengenethiwekhi engasebenziyo kunye nokugcina izixhobo zentambo ye-fiber optic. Okwangoku, kufuneka ikwanyamezele iingxaki zeendleko eziphezulu zezixhobo zePON kunye nolwakhiwo oluntsonkothileyo lwenethiwekhi.
2) Ukukhetha iteknoloji yokufikelela kwi-FTTH kwiindawo zokuhlala kwilizwe lam - iteknoloji yokufikelela kwi-Point-to-point (P2P) kwi-Active Optical Network (AON) kwiindawo zokuhlala.
Ngokucacileyo, iingenelo zePON ziyanyamalala kwiindawo zokuhlala ezinabantu abaninzi. Njengoko ubuchwepheshe bePON bangoku bungekavuthwa kakhulu kwaye ixabiso lezixhobo lisephezulu, sikholelwa ukuba kuyinzululwazi ngakumbi kwaye kunokwenzeka ukukhetha ubuchwepheshe be-AON ukuze ufumane ukufikelela kwi-FTTH, kuba:
－Amagumbi eekhompyutha adla ngokubekwa kuluntu;
Itekhnoloji ye-P2P ye-AON ivuthiwe kwaye ingabizi kakhulu. Inokubonelela ngokulula nge-bandwidth ye-100M okanye i-1G kwaye ikwazi ukunxibelelana ngokungenamthungo neenethiwekhi zekhompyutha ezikhoyo;
-Akukho mfuneko yokwandisa ukufakwa kweentambo ze-optical ukusuka kwigumbi lomatshini eliphakathi ukuya kwindawo yokuhlala;
－－Isakhiwo senethiwekhi esilula, iindleko eziphantsi zokwakha kunye nokusebenza kunye nokugcinwa;
-Ucingo oludibeneyo kwigumbi leekhompyutha loluntu, kulula ukwabela amanani, ukulondoloza nokulawula;
-Vumela abasebenzisi ukuba bakhethe ngokukhululekileyo abaqhubi, nto leyo ekhuthaza ukhuphiswano lwabaqhubi abaninzi, kwaye izilangazelelo zabasebenzisi zinokukhuseleka ngokufanelekileyo ngokhuphiswano;
——Izinga lokusetyenziswa kwezibuko zezixhobo liphezulu kakhulu, kwaye amandla anokwandiswa kancinci kancinci ngokwenani labasebenzisi bokufikelela.
Ulwakhiwo oluqhelekileyo lwenethiwekhi ye-FTTH esekwe kwi-AON. Intambo ye-fiber optic ekhoyo ephantsi-core isetyenziswa ukusuka kwigumbi lekhompyutha eliphakathi lomqhubi we-telecom ukuya kwigumbi lekhompyutha yoluntu. Inkqubo yokutshintsha ibekwa kwigumbi lekhompyutha yoluntu, kwaye imo yokunxibelelana ye-point-to-point (P2P) iyasetyenziswa ukusuka kwigumbi lekhompyutha yoluntu ukuya kwisiphelo somsebenzisi. Izixhobo ezingenayo kunye neepaneli ze-patch zibekwe ngokulinganayo kwigumbi lekhompyutha yoluntu, kwaye inethiwekhi yonke isebenzisa i-Ethernet protocol ngetekhnoloji evuthiweyo kunye nexabiso eliphantsi. Inethiwekhi ye-point-to-point FTTH ye-AON okwangoku yitekhnoloji yokufikelela ye-FTTH esetyenziswa kakhulu eJapan nase-United States. Phakathi kwabasebenzisi be-FTTH abazizigidi ezi-5 kwihlabathi liphela, ngaphezulu kwama-95% basebenzisa itekhnoloji ye-P2P esebenzayo. Iingenelo zayo ezibalaseleyo zezi:
－－Ibhendi ephezulu: kulula ukuyiqonda ukufikelela okuzinzileyo kwe-broadband ye-100M ngeendlela ezimbini;
-Ingaxhasa ukufikelela kwi-intanethi, ukufikelela kwi-CATV kunye nokufikelela kwifowuni, kwaye ifezekise ukuhlanganiswa kweenethiwekhi ezintathu kwinethiwekhi yokufikelela;
－－Xhasa ishishini elitsha elibonakalayo kwixesha elizayo: ividiyo, i-VOD, i-cinema yedijithali, iofisi ekude, umboniso we-intanethi, imfundo yeTV, unyango lwezonyango olukude, ukugcinwa kwedatha kunye nokugcinwa kwedatha, njl.njl.;
－－Isakhiwo senethiwekhi esilula, iteknoloji evuthiweyo kunye neendleko zokufikelela eziphantsi;
- Ligumbi leekhompyutha kuphela kuluntu eliyindawo esebenzayo. Beka iingcingo zegumbi leekhompyutha kwindawo enye ukuze kuncitshiswe iindleko zokugcinwa nokuphucula ukusetyenziswa kwezikhumulo zezixhobo;
-Vumela abasebenzisi ukuba bakhethe ngokukhululekileyo abaqhubi, nto leyo ekhuthaza ukhuphiswano phakathi kwabaqhubi beenkonzo zonxibelelwano;
-Londoloza izixhobo zentambo ye-fiber optic ukusuka kwigumbi lekhompyutha eliphakathi ukuya kuluntu ngokufanelekileyo, kwaye akukho mfuneko yokwandisa ukufakwa kweentambo ze-fiber optic ukusuka kwigumbi lekhompyutha eliphakathi ukuya kuluntu.
Sikholelwa ukuba kuyinzululwazi ngakumbi kwaye kunokwenzeka ukukhetha iteknoloji ye-AON yokufikelela kwi-FTTH, ngenxa yokungaqiniseki ekuphuhlisweni kwemigangatho kunye netekhnoloji ye-PON:
-Umgangatho usandula ukuvela, uneenguqulelo ezininzi (EPON & GPON), kwaye ukhuphiswano lwemigangatho aluqinisekanga ngokukhuthazwa kwixesha elizayo.
Izixhobo ezifanelekileyo zifuna iminyaka emi-3-5 yokwenziwa zibe semgangathweni kunye nokuvuthwa. Kuya kuba nzima ukukhuphisana nezixhobo ze-Ethernet P2P zangoku ngokwexabiso kunye nokuthandwa kwiminyaka emi-3-5 ezayo.
Izixhobo ze-PON optoelectronic zibiza kakhulu: uthumelo olunamandla aphezulu, olukhawulezayo kunye nolwamkelo; izixhobo ze-optoelectronic zangoku azikwazi ukuhlangabezana neemfuno zokuvelisa iinkqubo ze-PON ezingabizi kakhulu.
-Okwangoku, ixabiso eliqhelekileyo lokuthengisa izixhobo ze-EPON zangaphandle liphakathi kwe-1,000-1,500 yeedola zaseMelika.
3. Nika ingqalelo kwiingozi zobuchwepheshe be-FTTH kwaye uphephe ukucela inkxaso ngokungaziyo ukuze ufumane inkonzo epheleleyo.
Abasebenzisi abaninzi bafuna i-FTTH ukuze ixhase zonke iinkonzo, kwaye ngaxeshanye ixhase ukufikelela kwi-intanethi ye-broadband, ukufikelela kwithelevishini yekhebula (CATV) kunye nokufikelela kwifowuni esisigxina yendabuko, oko kukuthi, ukufikelela kwimidlalo emithathu, sinethemba lokufikelela kwiteknoloji yokufikelela kwi-FTTH ngenyathelo elinye. Sikholelwa ukuba kulungile ukukwazi ukuxhasa ukufikelela kwi-intanethi ye-broadband, ukufikelela kwithelevishini elinganiselweyo (CATV) kunye nokufikelela kwifowuni eqhelekileyo esisigxina, kodwa eneneni kukho iingozi ezinkulu zobugcisa.
Okwangoku, phakathi kwabasebenzisi abazizigidi ezi-5 ze-FTTH kwihlabathi liphela, ngaphezulu kwe-97% yeenethiwekhi zokufikelela kwi-FTTH zibonelela ngeenkonzo zokufikelela kwi-intanethi kuphela, kuba iindleko ze-FTTH zokubonelela ngefowuni yendabuko esisigxina ziphezulu kakhulu kuneendleko zobuchwepheshe befowuni esisigxina ekhoyo, kunye nokusetyenziswa kwefayibha ye-optical ukuhambisa i-fixed yendabuko. Ifowuni ikwanayo nengxaki yokunikezelwa kwamandla efowuni. Nangona i-AON, i-EPON kunye ne-GPON zonke zixhasa ukufikelela kwi-triple play. Nangona kunjalo, imigangatho ye-EPON kunye ne-GPON isandula ukupapashwa, kwaye kuya kuthatha ixesha ukuba iteknoloji ikhule. Ukhuphiswano phakathi kwe-EPON kunye ne-GPON kunye nokukhuthazwa kwexesha elizayo kwale migangatho mibini nako akuqinisekanga, kwaye isakhiwo sayo senethiwekhi esingama-point-to-multipoint asifanelekanga kwi-high density yaseTshayina. Izicelo zendawo yokuhlala. Ngaphezu koko, izixhobo ezinxulumene ne-EPON kunye ne-GPON zifuna ubuncinci iminyaka emi-5 yokumiswa kunye nokuvuthwa. Kwiminyaka emi-5 ezayo, kuya kuba nzima ukukhuphisana nezixhobo zangoku ze-Ethernet P2P ngokubhekiselele kwixabiso kunye nokuthandwa. Okwangoku, izixhobo ze-opto elektroniki azikwazi ukuhlangabezana neemfuno zemveliso eziphantsi. Iimfuno zenkqubo ye-Cost PON. Kuyabonakala ukuba ukufunxwa ngokungaboniyo kokufikelela kwinkonzo epheleleyo ye-FTTH kusetyenziswa i-EPON okanye i-GPON kweli nqanaba kuya kuzisa iingozi ezinkulu zobugcisa ngokuqinisekileyo.
Kwinethiwekhi yokufikelela, ngumkhwa ongenakuphepheka ukuba i-optical fiber ithathe indawo yeentambo ezahlukeneyo zobhedu. Nangona kunjalo, i-optical fiber iya kuthatha indawo yeentambo zobhedu ngokupheleleyo ngobusuku obunye. Akunakwenzeka kwaye akunakwenzeka ukuba zonke iinkonzo zifikeleleke ngeentambo zombane. Naluphi na uphuhliso lwetekhnoloji kunye nokusetyenziswa kwazo kuhamba kancinci, kwaye i-FTTH ayifani. Ke ngoko, kuphuhliso lokuqala kunye nokukhuthazwa kwe-FTTH, ukubakho kwe-optical fiber kunye nentambo yombane akunakuphepheka. Ukubakho kwe-optical fiber kunye nentambo yombane kunokuvumela abasebenzisi kunye nabaqhubi be-telecom ukuba baphephe ngempumelelo iingozi zobugcisa ze-FTTH. Okokuqala, itekhnoloji yokufikelela kwi-AON ingasetyenziswa kwinqanaba lokuqala ukufezekisa ukufikelela kwi-FTTH broadband ngexabiso eliphantsi, ngelixa i-CATV kunye neefowuni ezizinzileyo zendabuko zisasebenzisa ukufikelela kwe-coaxial kunye ne-twisted pair. Kwi-villas, ukufikelela kwi-CATV nako kunokufezekiswa ngaxeshanye nge-optical fiber ngexabiso eliphantsi. Okwesibini, kukho imiqobo yeshishini ekuboneleleni ngeenkonzo ze-telecom eTshayina. Abaqhubi be-Telecom abavumelekanga ukusebenzisa iinkonzo ze-CATV. Ngokuchaseneyo, abaqhubi be-CATV abavumelekanga ukusebenzisa iinkonzo ze-telecom zendabuko (ezifana nefowuni), kwaye le meko iya kuthatha ixesha elide kwixesha elizayo. Ixesha alinakutshintshwa, ngoko ke umqhubi omnye akanakubonelela ngeenkonzo zokudlala kathathu kwinethiwekhi yokufikelela ye-FTTH; kwakhona, ekubeni ubomi beentambo ze-optical bunokufikelela kwiminyaka engama-40, ngelixa iintambo ze-copper zihlala ziyiminyaka eli-10, xa iintambo ze-copper zifuneka ukuba ziphile Xa umgangatho wonxibelelwano wehla, akukho mfuneko yokubeka naziphi na iintambo. Udinga kuphela ukuphucula izixhobo ze-fiber optic ukuze unikezele ngeenkonzo ezibonelelwa ziintambo ze-copper zokuqala. Enyanisweni, lo gama nje ubuchwepheshe buvuthiwe kwaye ixabiso liyamkeleka, ungaphucula nangaliphi na ixesha. Izixhobo ze-optical fiber, zonwabele ngexesha elifanelekileyo ukulula kunye ne-bandwidth ephezulu eziziswa bubuchwepheshe obutsha be-FTTH.
Ukushwankathela, ukhetho lwangoku lokuhlala kunye kwentambo ye-optical fiber kunye ne-copper, kusetyenziswa i-AON's FiberP2P FTTH ukufikelela kwi-intanethi, ii-CATV kunye neefowuni zemveli ezizinzileyo zisasebenzisa ukufikelela kwi-coaxial kunye ne-twisted pair, nto leyo enokuthintela ngempumelelo umngcipheko wetekhnoloji ye-FTTH. Kwangaxeshanye, yonwabele ukulula kunye ne-bandwidth ephezulu eziswa yitekhnoloji entsha yokufikelela kwi-FTTH ngokukhawuleza. Xa itekhnoloji ivuthiwe kwaye iindleko zamkelekile, kwaye imiqobo yeshishini isusiwe, izixhobo ze-fiber optic zinokuphuculwa nangaliphi na ixesha ukuze kufezekiswe ukufikelela ngokupheleleyo kwenkonzo ye-FTTH.
Ixesha lokuthumela: Epreli-10-2021