Matsatsing ana, indasteri ea puisano e ntse e tsoela pele ka potlako.Ho tloha ho lifono tsa BB lilemong tsa bo-1980 ho ea ho lifono tse bohlale kajeno, nts'etsopele ea indasteri ea puisano ea China e tsoetse pele ho tloha khoebong e batlang e le bonolo le melaetsa e khuts'oane qalong ho fihlela lits'ebeletso tse fapaneng joalo ka ho palama marang-rang, mabenkeleng, boikhathollo le boithabiso.
I. Boemo ba nts'etsopele ea indasteri ea puisano
Hajoale, ho feta 98% ea metse ea tsamaiso ea Chaena e na le phihlello ea optical fiber le 4G, e phethahatsang Morero oa naha oa 13th oa Lilemo tse Mehlano pele ho nako.Lintlha tsa ho beha leihlo li bonts'itse hore karolelano ea sekhahla sa ho jarolla metseng ea tsamaiso ea 130,000 e feta 70Mbit / s, ha e le hantle e fihlella lebelo le ts'oanang libakeng tsa mahaeng le litoropong.Qetellong ea Loetse 2019, China e ne e na le basebelisi ba marang-rang ba 580,000 ba tsitsitseng ba nang le litefiso tsa phihlello tse fetang 1,000 Mbit/s.Palo ya maemakepe a phihlello ya marangrang a marangrang a Marang-rang e fihlile ho dimilione tse 913, e leng keketseho ya selemo le selemo ya diphesente tse 6.4 le keketseho e kgolo ya dimilione tse 45.76 mafelong a selemo se fetileng.Har'a tsona, likou tsa optical fiber access (FTTH/O) li fihlile ho limilione tse 826, keketseho ea kakaretso ea limilione tse 54.85 ho elella bofelong ba selemo se fetileng, e leng karolo ea 90.5% ea kakaretso ho tloha ho 88% qetellong ea selemo se fetileng, lefatshe
Ii.Litebello tsa nts'etsopele ea indasteri ea puisano
China e thehile ketane ea indasteri ea puisano ea optical e nang le moralo o felletseng le sistimi e felletseng, mme tekanyo ea eona ea indasteri e ntse e tsoela pele ho hola.Thepa ea optical transmission, optical access equipment and optical fiber and cable products ha e le hantle li hlokometse tlhahiso ea malapeng, 'me li na le tlhōlisano e itseng lefatšeng.Haholo-holo lekaleng la lisebelisoa tsa sistimi, Huawei, ZTE, Fiberhome le lik'hamphani tse ling li fetohile likhoebo tse etelletseng pele 'marakeng oa lisebelisoa tsa puisano tsa optical lefatšeng ka bophara.
Ho fihla ha marang-rang a 5G ho tla hasana libakeng tse ngata tsa sechaba le tsa khoebo.Sena ha se monyetla feela empa hape ke phephetso bakeng sa indasteri ea likhokahano.
(1) Tšehetso e matla ea maano a naha
Indasteri ea tlhahiso ea lisebelisoa tsa puisano e na le litšobotsi tsa boleng bo phahameng bo ekelitsoeng le litaba tsa theknoloji e phahameng, 'me kamehla e fumana tšehetso e kholo ho tsoa leanong la rona la indasteri.Leano la bo-12 la Lilemo tse Hlano bakeng sa Ntlafatso ea Naha ea Moruo le Sechaba, Tataiso ea Mabaka a Bohlokoa a Kaho ea Theknoloji e Phahameng ea Indasteri e nang le Ntlafatso ea Hajoale ea Bohlokoa, Bukana ea Tataiso mabapi le Tokiso ea Sebopeho sa Liindasteri (2011), Leano la bo 11 la Lilemo tse Mehlano bakeng sa Ntlafatso ea Indasteri ea Tlhahisoleseding le Kemiso ea Moralo oa Nako e Telele ea Bohareng ba 2020, Leano la 12 la Lilemo tse Hlano la Ntlafatso ea Indasteri ea Likhokahano, le Liindasteri tsa Theknoloji e Phahameng tse nang le Ntlafatso ea Hona Joale ea Bohlokoa Tataiso ea Mabaka a Bohlokoa a Kaho ea Liindasteri (2007) le Moralo oa Tokiso le Tsosoloso ea Indasteri ea Tlhahisoleseding ea Elektronike kaofela li fana ka maikutlo a hlakileng mabapi le ho khothaletsa nts'etsopele ea indasteri ea tlhahiso ea lisebelisoa tsa mehala.
(2) Mmaraka oa lapeng o ntse o atleha
Tsoelopele e potlakileng ea nts'etsopele ea moruo oa naha ea rona e khothalelitse nts'etsopele e matla ea indasteri ea likhokahanyo tsa mehala.Matsete a maholohali a meralo ea likhokahano e tla tsamaisa nts'etsopele ea liindasteri tse amanang.Ho qala ka 2010, kaho ea marang-rang a likhokahano tsa mehala ea 3G, haholo sistimi ea TD-SCDMA, e kene mohatong oa bobeli.Katoloso ea botebo le bophara ba kaho ea marang-rang a likhokahano tsa mehala ea 3G e tla tlisa matsete a mangata a metheo ea likhokahano tsa mehala, e le ho fana ka monyetla o motle bakeng sa nts'etsopele ea indasteri ea tlhahiso ea lisebelisoa tsa likhokahano tsa China.Ka lehlakoreng le leng, maqhubu a sebetsang a puisano ea 3G ea mohala hangata a pakeng tsa 1800 le 2400MHz, e fetang habeli 800-900MHz ea puisano ea 2G ea mohala.Tlas'a matla a ts'oanang, ka nts'etsopele ea puisano ea mehala ea 3G, sebaka sa ts'ireletso sa setsi sa setsi sa eona se maemong a phahameng a ts'ebetso se tla fokotsoa, kahoo palo ea liteishene tsa motheo e hloka ho eketseha, 'me matla a mmaraka a lisebelisoa tse tsamaellanang tsa seteishene. le eona e tla eketseha.Hona joale, nako ea ts'ebetso ea 4G ea puisano ea mehala e pharaletse ebile e phahame ho feta ea 3G, kahoo palo e lekanang ea liteishene le lisebelisoa tsa lisebelisoa li tla eketseha, tse hlokang tekanyo e kholo ea lichelete.
3) Melemo e bapisoang ea baetsi ba China
Lihlahisoa tsa indasteri li na le theknoloji e matla, 'me bareki ba tlaase le bona ba na le litlhoko tse phahameng tsa taolo ea litšenyehelo le lebelo la ho arabela.Thuto ea rona e phahameng e koetlisa palo e kholo ea baenjiniere ba hlaheletseng selemo se seng le se seng ho finyella litlhoko tsa indasteri ea lipatlisiso le nts'etsopele ea theknoloji.Mosebetsi oa rona o mongata oa boleng bo holimo, tšehetso ea indasteri e tsoetseng pele, tsamaiso ea thepa le maano a khetho ea lekhetho le tsona li etsa hore indasteri ea rona e laole litšenyehelo, monyetla oa lebelo la ho arabela o hlakile.Patlisiso le nts'etsopele ea theknoloji, litšenyehelo tsa tlhahiso, lebelo la karabelo le likarolo tse ling tsa melemo, ho etsa hore indasteri ea rona ea tlhahiso ea li-antenna tsa puisano le lisebelisoa tsa radio e be le tlholisano e matla ea machabeng.
Ho akaretsa, tlas'a semelo sa tsoelo-pele e potlakileng ea Inthanete le tefo ea mohala, theknoloji ea morao-rao ea puisano e se nang mohala e fetohile mohloli o ka sehloohong oa phetiso ea tlhahisoleseding sechabeng sa kajeno ka lebaka la boiketlo ba eona bo ikhethang.Marang-rang a se nang mohala a tlisa boiketlo bo sa lekanyetsoang ho batho, marang-rang a se nang mohala a phatlalatsoa butle-butle 'me a phahama, kahoo lienjiniere tsa puisano tse se nang mohala li tla ba le mosebetsi o mongata oa ho li etsa!
Nako ea poso: Mar-18-2023
