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Kodi Fiber Optic Access Network Reform mu 5G Era ndi Chiyani?

Kodi Fiber Optic Access Network Reform mu 5G Era ndi Chiyani?

Kodi Fiber Optic Access Network Reform mu 5G Era ndi Chiyani?
Tawona kuwonjezeka kwa bandewu ya 5G, kuchepetsedwa ndikuchepetsa ndi kuthandizira kwamphamvu pa intaneti ya Zinthu. Zimabweretsanso vuto lalikulu pamaneti ochezera. Choyamba, pazantchito zachikhalidwe za pa intaneti, bandwidth ya ogwiritsa ntchito mafoni imakwezedwa mpaka 1 ~ 10Gbps. Kuchedwa kwachepetsedwa kukhala 1 ~ 10ms, komwe kuli kofanana ndi ntchito yolumikizana ndi mzere wokhazikika. Ubwino wa bandwidth ndi kuchedwetsa kwa mwayi wamtundu wamtundu wamtundu wamtunduwu umatayika pamaso pa 5G, komanso kupezeka mosavuta kosavuta kumakulitsa kusamutsa anthu ambiri pamsewu wopanda zingwe wa 5G. Kachiwiri, pa ntchito ya IoT, 5G IoT ili ndi njira zambiri, zoperekera mautumiki mosavuta, njira yokhotakhota, magwiridwe antchito komanso kukonza, komanso mtengo wotsika kuposa chipata cha IoT.

Mavuto ndi mwayi Intaneti kuwala mwayi mu  5G  nyengo
Monga mfundo ndi kulankhulana zofunika kwambiri zomangamanga kwa kusintha digito wa anthu lonse, 5G adzazindikira za interconnection zinthu zonse, ndipo anthu kugwirizana ndi makina, chilengedwe, etc. kwambiri ndi mokwanira, ndipo ndiyotheka, mwachangu, wanzeru komanso wodalirika. Kulumikizirana kulumikizana ndikupangitsa kuti mitundu yonse yazipanga, mtundu wa bizinesi ndi moyo.
Poyerekeza ndi 4G, 5G imatha kupereka mautumiki amphamvu, ogawika magawo atatu a bizinesi ya telecom, imodzi imalimbikitsidwa ya mobile Broadband (eMBB) ndi chiwonetsero chokwera mpaka 10Gbps, ndipo inanso ndikuti chiwerengero cha zolumikizira chimatha kufika 1 miliyoni pa kilomita imodzi . Olumikizidwa ndi intaneti ya Zinthu (mMTC), chachitatu ndi kulumikizana pang'ono, kulumikizana kwambiri (URLLC) ndikachedwa-kotsiriza kwa 1ms, monga intaneti ya Magalimoto.
Tawona kuwonjezeka kwa bandewu ya 5G, kuchepetsedwa ndikuchepetsa ndi kuthandizira kwamphamvu pa intaneti ya Zinthu. Zimabweretsanso vuto lalikulu pamaneti ochezera. Choyamba, pazantchito zachikhalidwe za pa intaneti, bandwidth ya ogwiritsa ntchito mafoni imakwezedwa mpaka 1 ~ 10Gbps. Kuchedwa kwachepetsedwa kukhala 1 ~ 10ms, komwe kuli kofanana ndi ntchito yolumikizana ndi mzere wokhazikika. Kugwiritsa ntchito kwa bandwidth ndi kuchedwa kwa mwayi wamakhalidwe azikhalidwe kumatayika pamaso pa 5G, komanso kufunikira kwa kuyenda kumapangitsa kuti magalimoto ambiri azigwiritsidwa ntchito kupita ku 5G yopanda zingwe. Kachiwiri, pa ntchito ya IoT, 5G IoT ili ndi njira zambiri, zoperekera mautumiki mosavuta, njira yokhotakhota, magwiridwe antchito komanso kukonza, komanso mtengo wotsika kuposa chipata cha IoT.
Komabe, kukula kwa 5G kumabweretsa mwayi watsopano pamanetiweki. Choyamba, 5G yogwiritsa ntchito kapangidwe ka AAU ndi DU kapangidwe kake, ndipo chifukwa cha pafupipafupi potulutsa 5G AAU nambala yayikulu, 4G nthawi 2 kapena nthawi zowonjezerapo, kotero 5G isanafike njira yotumizira imakhala yofunika kwambiri, chinsinsi cha zinthu zamafuta a kuwala chimatumizidwa; zamangidwa kuti zikhale zotetezera ODN, zomwe zimakhala zotsika mtengo komanso zosavuta kupeza pakufunika. 5G AAUs, matekinoloje a WDM-PON amapereka mapulogalamu osiyanasiyana. Kachiwiri, 5G imagwiritsa ntchito ma sign-frequency apamwamba kwambiri, omwe ali ndi mphamvu yofooka kukhoma, ndipo palinso vuto la kuwonongeka kwa bandwidth ndi mtundu wosakhazikika wopezeka pamphepete mwa network yopanda waya. Mosiyana ndi, bwalwidth ndi mtundu wa ntchito ya ogwiritsa ntchito omwe ali ndi mzere wokhazikika sakhala patali. Ndi mwayi waukulu.
Ogwiritsira ntchito amatha kuganizira zabwino za kuphatikiza opanda zingwe za 5G ndi mwayi wopezeka kuti apange zowonjezera. Amadalira zida zazikulu za ODN fiber ndi mwayi wokhazikika wa bandwidth womwe wamangidwa pamaneti omwe alipo kuti apatse ogwiritsa ntchito mwayi wokhazikika komanso wodalirika wa 5G + FTTH wapawiri-gigabit.

Optical network network change and technology hotspot
Kuti akwaniritse mwayi wa 5G + FTTH wapawiri wa Gigabit, njira yolumikizira mauthenga ikufunika kulingalira chimodzimodzi kusinthika kwa njira zamagetsi zamagetsi komanso zopanda zingwe, zomwe zimakhala ndi mapulani ndi kumanga, zomanga ma netiweki, ndi njira yaukadaulo.
Kuchokera pamalingaliro okonzekera ndikumanga, pokonzekera fiber network Kuphunzira ndi zomanga zipinda zamakompyuta, ndikofunikira kulingalira za bizinesi yomwe ilipo ndikukula kwa bizinesi yamtsogolo. Kukhazikitsa malo ophatikizira ntchito ndi njira yabwino, yotengera kugawika kwa ma network, ma station opanda zingwe, ndi ntchito zabizinesi yaboma, kuphatikiza magawo a oyang'anira ndi malo achilengedwe, kapangidwe ka njira ya pamsewu, kugawa kwa makasitomala. Iliyonse ya malo ophatikizidwa othandizira ophatikizidwa ndi pulogalamuyi imaphatikizidwa ndi netiweki ya ODN yolumikizidwa kwambiri ndi chipinda chophunzirira chophatikizidwa. Chipinda chophatikizira cholumikizidwira chipinda chimodzi chimagwiritsa ntchito OLT yopanda zingwe, BBU / DU yopanda zingwe, ndi zida zopatsira chingwe. , kuti tikwaniritse malo osunthira.
Kuchokera pamawonedwe a maukonde, chipinda chophatikizidwacho ndi chipinda cha POP chofikiridwa ndi ogwiritsa ntchito ndipo ndi njira yofunikira pakuzindikirira ntchito ndikutsitsa mtambo. Chipinda chophatikizira chachikulu chophatikizira chimachepetsa kuchuluka kwa zipinda zamakina ndikukwaniritsa zofunikira za opaleshoni yapaintaneti. Pokhazikitsa chipinda chofikira, zida zogwirizira, zida za chipinda, njira zamatchulidwe, kusinthika kwamtsogolo pa netiweki ya SDN ndikuyambitsa kugwiritsa ntchito mwanzeru kwa AI ndikusintha kosavuta ntchito yomanga ndi kuyendetsa ntchito ya kuwala kwathunthu pezani maukonde ndikuchepetsa magwiridwe. Mtengo wabizinesi.
Panjira yaukadaulo, kuti mukwaniritse zofunikira kwambiri pazantchito zatsopano monga 4K / 8K / VR / AR, chingwecho chimakwezedwa kuukadaulo wa 10G PON, ndipo opanda zingwe amawonjezera mwayi wa 5G kuti akwaniritse bandwidth yopitilira 1Gbps pa wogwiritsa ntchito aliyense. Kupitilira pazida za NFVI zomwe zikumira kulowa kuchipinda cha zida ndi ukadaulo wa MEC, kuti ikwaniritse zosowa zenizeni za nthawi yotsika, muzichita ntchito zatsopano monga VR, kulumikizana kwa magalimoto, kuwongolera kutali.
Mukungoyang'ana kugwiritsa ntchito bwino kwa zida za ODN fiber, ukadaulo wa PON potengera mapangidwe a point-to-multipoint kumapereka mayendedwe angapo a hotspot, kuphatikiza ukadaulo wa WDM-PON wa kutulutsa kwa 5G komanso ukadaulo wa 50G PON pa bandwidth yayikulu.
WDM-PON ndi njira yomanga maukadaulo ambiri (onani chithunzi pansipa). Zimagwiritsa ntchito ma wavelengths odziimira pawokha kuti apereke mapaipi okhazikika kwa wogwiritsa ntchito aliyense, ndipo kuthamanga kuli mpaka 25Gbps, yomwe imakwaniritsa zofunikira za kutumizira kwa 5G. Nthawi yomweyo, WDM-PON imagwirizanitsa ndi ma network omwe ali ndi ODN amapulumutsa zida zamafuta am'mbuyo, ndipo ndioyenera kupezeka ndi 5G m'matauni amakono. Ndi imodzi mwasankhidwe ofunika kwambiri pa teknoloji yotumizira 5G. Pakadali pano, WDM-PON imakhalabe ndi mavuto monga kukwera mtengo kwambiri komanso kudalirika kochepa kwa kayendedwe ka kutentha kwa ntchito, komwe kumayenera kuthetsedwa pogwiritsa ntchito unyolo wa mafakitale.

PON ya m'badwo wotsatira imatengera ukadaulo wa 50G PON, ndipo ITU-T yakhazikitsidwa mu 2018. 50G PON imatenga ukadaulo wa ma single-wavelength, imagwirizana ndi XG (S) PON ndi GPON, ndipo imathandizira kwambiri kuchedwetsa ntchito kwa uplink kudzera pa DBA low-latency ukadaulo. Itha kukwaniritsa zosowa zakunyumba zokulirapo kwa bandwidth, ndikugwiritsidwanso ntchito kuboma ndi mabizinesi ndi 5G yaying'ono station station backhaul. Gawo latsopanoli lakulitsa kwambiri mtundu wa PON ndipo ndi njira yabwino kwambiri yosinthira kwa ogwiritsa ntchito kugwiritsa ntchito maukonde a ODN omwe alipo.
Malingaliro pamakina a Network of Optical Access Network mu  5G  Era Chinsinsi
cha njira yolumikizira ma network mu nthawi ya 5G ndi kumanga chipinda chophatikizira chachipinda chanzeru cholumikizana ndi mafoni, kukwaniritsa zofunikira zofunikira, kuthamanga, kosavuta, kosinthika. , anzeru komanso odalirika. Kuyeseza koyang'ana pa FIG., Mukusunga makina oyambira othandizira (kuphatikiza mphamvu zosunga zobwezeretsera), nkhani yomwe makina ozizira amagetsi, kayendetsedwe kazinthu, ndi njira zopezera maukonde, intaneti yolowera imagawika m'magulu anayi amachitidwe amchipinda.

- Ntchito yolumikizira: imakutanthauzira kulumikizana kwa mkati mwa chipinda cholumikizira, kunena za kapangidwe ka Spine-Leaf malo opangira data, kukhazikitsa bandwidth yayikulu, yowopsa, komanso yodalirika yolumikizirana mkati kuti mukwaniritse njira yopanda zingwe ya DU / wired OLT / uplink / chipinda cholumikizira kulumikizana kwa bizinesi NFVI Complex ndi QoS kumatsimikizira pakati pamagawo;
- Network yolumikizira: imatanthauzira opanda zingwe DU ndi waya wa WT, womwe umayang'anira ntchito yopanda zingwe;
- Ntchito za NFVI (ntchito yosungira makompyuta):  Monga gawo lakutali la m'mphepete mwa data EDC,  ntchito yomwe NFV ikuyenda pa iyo imayendetsedwa ndi intaneti ya 5G kuti iwonetsetsetsetsetsetse ngati pakugwirabe ntchito moyenera pa nthawi yeniyeni komanso kukonza zochitika;
- Ntchito yotumizira: Imakhala ndi mawonekedwe ogwiritsira ntchito intaneti kuti anyamule mozungulira mawayilesi opanda zingwe; chida chotumizira chimatha kukhala OTN, IPRAN kapena SPN.
Zowonadi zake, kuchuluka kwa mwayi wofikira kuchipinda chamakompyuta ndikokulirapo, ndipo mawonekedwe a hardware ndi malo ake ndizosiyana kwambiri. Kubwezeretsa kwa ndalama ndi zida zamakina onse pakusintha kwazida ndizazambiri ndipo ntchito ndi yayikulu. Pakukonzekera komweko, mfundo zitatu zotsatirazi ziyenera kuganiziridwanso bwino ndikukhazikitsa gawo lililonse. Pang'onopang'ono zisinthe.
- Mfundo yotseguka: Ntchito yolumikizira, ntchito yolumikizira, zomangamanga za NFVI (ntchito yosungirako makompyuta) ndi ntchito yotumizira mu chipinda chofikira iyenera kuthandizira mawonekedwe otseguka; chipangizo chamakono cha NFVI chimagawidwa ndi ntchito zonse ndi ogwiritsa ntchito mu chipinda cha zida. .
- Scalability kanuni: Magawo a kupezeka kwa chipinda cha zida ndizosiyana, monga zochitika za Hardware monga chipinda chamagetsi, magetsi, ndi kupasuka kwamoto; ntchito yolumikizira, ntchito yolumikizira, zomangamanga za NFVI (ntchito yosungirako makompyuta), ndi ntchito yotumizira mu chipinda chofikira Crop kutengera zosowa zenizeni za bizinesi ndikuthandizira kukulitsa kosalala mwa ntchito ndi kuthekera.
- Mfundo ya kusinthasintha: Kusintha kwa maukonde pachipinda chothandizira kupeza ziyenera kukhazikitsidwa ndikutsimikizika kosavuta kwa kapangidwe ka zida zopezera. Pansi pa malo oonetsetsa kuti ntchito zomwe zilipo zikuchitika, ntchito zoyenera zitha kusankhidwa molingana ndi momwe chipinda chachipangiracho chimagwirira ntchito.
Ma network opezeka mu nthawi ya 5G akadali ndi phindu lalikulu. Kutengera luso la ODN la ubiquitous O, kudzera pakumanga kwa malo ophatikizika othandizira, ma waya ndi zingwe zopanda zingwe zitha kufananizidwa ndi chipinda chopangira zida, ndikugawana zinthu monga chipinda cha zida ndi MEC. Kuphatikizidwa ndi kusinthika kosalekeza kwaukadaulo wa PON komanso kuyambitsidwa kwa ukadaulo wa SDN & NFV. Kuzindikira kusinthidwa kwanzeru kwa chipinda chophatikizira chogwirizira ndikupangitsa ntchito kukhala yosavuta ndikugwirira ntchito komanso kukonza.


Post time: Dec-04-2019