GFH2009 RFoG FTTH Micronode

Āhuatanga:

Te whakatutuki i te paerewa SCTE-174-2010.

Ara whakamua 1002/1218MHz RF bandwidth.

17dBmV RF Putanga@1550nmRx.

Aratau Burst 1610nmTx@+3dBm.

Ko te roangaru CWDM mo te OBI koreutu e waatea ana.


WHAKAMAHI HUA

Whakaahuatanga Hua

Ko te tikanga o te RFoG ko “Te Reo Irirangi i runga Kaata”.Ko te paerewa hangarau e tukuna ana e SCTE i roto i te tuhinga SCTE-174-2010, e whakaatu ana i te aratau pakaru CATV ara hoki whakamuri taiaho ka huri me te whakaweto i te wa e whiwhi ana te node whatu-rua i nga tohu taura pouwhanga whakarunga.Ko nga haruru ara hokinga te tino awangawanga o te punaha CATV-rua.Ko nga pouwhanga taura katoa, nga haruru kāpeka CATV ranei ka whakahokia ki te Upoko.I roto i te punaha RFoG PON, ko te RFoG micronode e hono ana me te pouwhanga taura mahi ka huri noa i te wa e weto ana etahi atu micronodes RFoG.Kotahi noa iho te tohu whakahoki micronode RFoG ki CMTS, he iti ake nga haruru i te punaha CATV rua-ara.

I te mea he maha nga hongere e hono ana ki te punaha Docsis 3.0 me Docsis 3.1, ka puta he take OBI (Optical Beat Interference) na te rua neke atu ranei o nga taiaho roangaru e tae mai ana ki tetahi photodiode i te wa kotahi.Hei karo i te OBI, me rereke nga roangaru laser i RFoG Micronode i roto i te punaha PON ano.

Ma te RFoG Micronode ka taea e CMTS me nga ratonga Pouwhanga Taura te heke mai i te HFC ki te PON "Fiber ki te kainga".

Ko te GFH2009 RFoG MicroNode i hangaia ki te whiwhi 1550nm haapurororaa RF IP HD ataata ranei mai i Passive Optical Whatunga (PON) me te tuku tohu pouwhanga taura whakarunga i te 1610nm me etahi atu CWDM roangaru.Kei te tautoko a GFH2009 i te hokinga mai o te tohu RF te tuku aratau pakaru, ka taea e te pouwhanga taura kotahi te korero ki a CMTS i te waahanga o te TDMA.Ka whakaputa a GFH2009 i nga ratonga RF tauwhitiwhiti-rua.Kua hoahoatia a GFH2009 hei tautoko i te DOCSIS2.0, DOCSIS3.0 me DOCSIS3.1.

Ētahi atu āhuatanga:

• Whare Aluminium Kiato.

• 1002/1218MHz ara whakamua RF bandwidth.

• 17dBmV RF putanga mo FTTH.

• ALC whai hua i -7dBm~+1dBm tāuru whatu.

• 5~42MHz / 85MHz / 204MHz hoki RF hōkaiipurangi.

• Hurihia te RF i runga i te 1310nm, 1610nm DFB laser ranei e mahi ana i te aratau pakaru.

• Utu whai hua CWDM ara hoki kōwhiringa laser mo OBI kore utu.

• Whakaaturanga arahina whakamua me te whakahoki mai i te mana mahi whatu.

• 6KV Surge Protection.

• 12V DC mana i te tauranga RF.


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