5G ea khoebo, mojari oa pele.Ka ts'ebetso e potlakileng ea marang-rang a 5G, e le e 'ngoe ea bajari ba mantlha ba indasteri eohle ea 5G, tlhokahalo ea marang-rang a 5G fronthaul e ntse e matlafala.Nakong ea 5G, marang-rang a ho fihlella seea-le-moeeng a thehiloe haholo-holo mohahong oa C-RAN, DU e sebelisoa ka mokhoa o bohareng, 'me li-AAU tse ngata li kopantsoe ka marang-rang a fronthaul.Litharollo tsa fronthaul tse nkiloeng ke C-RAN ke haholo-holo optical fiber direct drive, WDM e sa sebetseng le litharollo tse sebetsang tsa OTN, tse nang le mathata a kang tšebeliso e phahameng ea lisebelisoa tsa fiber, ha ho na taolo le litšenyehelo tse phahameng;Shenzhen HUANET Technology Co., Ltd. e ikemiselitse ho haha marang-rang a boleng bo phahameng ba 5G fronthaul, Ke lekhetlo la pele la ho qala tharollo ea 5G fronthaul semi-active, e ntlafatsang ho tšepahala ha marang-rang le ho ntlafatsa ts'ebetso le ts'ebetso le tlhokomelo. ea marangrang a fronthaul.
.
Likarolo tsa lenaneo
Tšehetsa CPRI 1 ~ 10 le eCPRI (10G/25G), e lumellanang le STM-1/4/16/64, GE/10GE/25GE le tse ling tse ngata tse nang le litšebeletso tse ngata tse kopaneng, phetisetso e pepeneneng, e eketsa boleng ba marang-rang a fronthaul.
Phetoho ea Modular, 1: 6/12/18 ka boikhethelo, e ka fihlela khokahanyo ea maemo a mangata a fapaneng, poloko ea fiber e kholo.
Ho ka fanoa ka li-module tse fapaneng tsa leseli la mebala, tse tšehetsang maqhubu a CWDM 18, maqhubu a MWDM 12, le ho fihlela litlhoko tse fapaneng tsa index ea tekanyetso ea matla.
Ts'ireletso ea optical layer 1: 1 ts'ireletso, nako ea ho fetola ts'ireletso e ka tlase ho 50ms, ho ntlafatsa ts'epo ea marang-rang.
E ts'ehetsa tsamaiso ea marang-rang ea graphical interface, e tsosolosa libaka tsa tsamaiso ea mohala le phetisetso, 'me e hlokomela tlhokomelo e feletseng ea optical module le boemo ba line.
Thepa e sebetsang ea WDM ofising e bohareng e ts'ehetsa likhetho tsa phepelo ea motlakase ea AC 220V le DC -48V, ts'ireletso ea matla a 1 + 1, mme ho felloa ke matla ha lisebelisoa ha ho ame phetiso ea khoebo.
Remote passive WDM e na le bokhoni ba ho tsamaisa kantle le libaka tse bonolo tsa phepelo
Boemo ba kopo
Haholo-holo e finyella litlhoko tsa maemo a marang-rang a CRAN, sebaka se pakeng tsa libaka tsa DU le AAU se ka hare ho 10km.
Libakeng tseo mehloli ea fiber ea optical e haellang, ha ho na lisebelisoa tsa liphaephe, 'me likhoele tse ncha tsa optical li behiloe ntle le maemo.
Haha marang-rang a boleng bo phahameng ba fronthaul ho tšehetsa litlhoko tsa khoebo tsa 5G tse phahameng ka ho fetisisa