5G ea khoebo, mojari oa pele. Ka ho kenngoa ka potlako ha marang-rang a 5G, e le e 'ngoe ea lijari tsa mantlha tsa indasteri eohle ea 5G, tlhoko ea marang-rang a 5G fronthaul e ntse e eketseha. Mehleng ea 5G, marang-rang a phihlello ea seea-le-moea a thehiloe haholo-holo ho meralo ea C-RAN, DU e sebelisoa ka tsela e bohareng, 'me li-AAU tse ngata li hokahane ka marang-rang a fronthaul. Litharollo tsa fronthaul tse nahanoang ke C-RAN ke haholo-holo optical fiber direct drive, passive WDM le litharollo tse sebetsang tsa OTN, tse nang le mathata a kang tšebeliso e phahameng ea mehloli ea fiber, ho se laolehe le litšenyehelo tse phahameng; Shenzhen HUANET Technology Co., Ltd. e ikemiselitse ho haha marang-rang a fronthaul a boleng bo holimo, Ke ea pele ho qala tharollo ea fronthaul ea 5G fronthaul semi-active, e ntlafatsang ts'epo ea marang-rang le hape e ntlafatsang taolo le ts'ebetso le tlhokomelo ea marang-rang a fronthaul.
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Likarolo tsa lenaneo
Tšehetsa CPRI 1 ~ 10 le eCPRI (10G/25G), e lumellana le STM-1/4/16/64, GE/10GE/25GE le mojari e mong oa litšebeletso tse ngata o kopaneng, phetiso e bonaletsang, e eketsa boleng ba marang-rang a fronthaul
Tlhophiso ea modular, 1:6/12/18 ea boikhethelo, e ka fihlella kopano ea maemo a mangata a fapaneng, poloko ea fiber e kholo
Ho ka fanoa ka mefuta e fapaneng ea li-module tsa mabone a mebala, tse tšehetsang maqhubu a CWDM 18, maqhubu a MWDM 12, le ho fihlela litlhoko tse fapaneng tsa tekanyetso ea tekanyetso ea motlakase oa mela.
Tšehetsa tšireletso ea lera la optical 1:1, nako ea ho fetola tšireletso e ka tlase ho 50ms, e ntlafatsa ts'epo ea marang-rang
E tšehetsa taolo ea marang-rang a sebopeho sa litšoantšo, e haha bocha libaka tsa taolo ea waelese le phetisetso, 'me e hlokomela tlhokomelo e felletseng ea module ea optical le boemo ba mola.
Lisebelisoa tse sebetsang tsa WDM ofising e bohareng li tšehetsa likhetho tsa phepelo ea motlakase ea AC 220V le DC -48V, tšireletso ea ho kenya motlakase oa 1+1, 'me ho hloleha ha motlakase oa lisebelisoa ha ho ame phetiso ea khoebo.
WDM e sa sebetseng e hole e na le bokhoni ba ho kenya tšebetsong kantle le libaka tse feto-fetohang tsa ho kenya tšebetsong
Boemo ba kopo
Haholo-holo e fihlela litlhoko tsa maemo a marang-rang a CRAN a ho qetela ho ea ho ntlha, sebaka se pakeng tsa libaka tsa DU le AAU se ka hare ho 10km
Libakeng tseo mehloli ea faeba ea optical e haellang ho tsona, ha ho na mehloli ea liphaephe, 'me likhoele tse ncha tsa optical lia beoa ntle ho meeli.
Haha marang-rang a boleng bo holimo a ho tsamaisa thepa pele ho ts'ehetsa litlhoko tsa khoebo tse tšepahalang haholo tsa 5G