Sebaka sa satellite saete ea Beiddite (BDS, le sona se ratoang hape, phetoho ea Chantination: Beidou) ke Chaena ea satellite ea Lefatše. Ke sistimi ea boraro e holileng satellite ea Satellite e latelang GPS le Glonass.
Ke moloko oa Beidoution I
Sebaka sa khafetsa sa ho akheha ha Beidoution, ke kenyelletsa tšebeletso ea seea-le-moea e kenyelletsang litšebeletso tsa radio (RDS)
A) UpLink Band: Sehlopha sena se sebelisetsoa lisebelisoa tsa mosebeletsi ho fetisetsa matšoao ho la 1610MHHZ, ho ba setho sa L. Moralo ona oa sehlopha o lumella lisebelisoa tsa mobu hore li romelle likopo le tlhaiso-leseling e meng e nepahetseng ho satellites.
B) Busslink Band: Sehlopha sena se sebelisetsoa ho fetisetsa li-satellite ho fetisetsa li-at ho lisebelisoa tsa mosebelisi, tse nang le makhetlo a 2483.5mh, ke ea sehlopha sa s-sehlopha. Moralo ona oa sehlopha o thusa Satellites ho fana ka tlhaiso-leseling ea ho tsamaea, ho beha lintlha tse ling le lits'ebeletso tse ling tse hlokahalang ho ea thepa ea lefats'e.
Hoa hlokomeleha hore sehlopha sa khafetsa se nke lehlakore le etselitsoeng ho fihlela litlhoko tsa tekeneng le liletsa tsa boemo ba nako eo. Ka khatelo-pele ea mahlale le ntlafatso e potlakileng tsamaisong ea Beidou, ho kenyelletsa le mekhoa e fapaneng ea ho fana ka mokhoa o hlakileng le litšebeletso tse tšepahalang tsa tšebetso le tse tšepahalang.
Beidoution moloko oa II
Mokhoa oa Beideou Moloko oa II, tsamaiso ea bobeli ea Beilumo ea Beilumo e tsamaeang ka maoto (BDS), ke sistimi e fumanehang ea Satellite ea Satellite e ntlafalitsoeng ke China. Kaho holim 'a moaho oa Beidou Moqosi oa Beidoution I, e ikemiselitse ho fana ka tšusumetso e matla, ho ba le maemo a phahameng le nako (PLAN) lits'ebeletso lefatšeng ka bophara. Sistimi e na le likarolo tse tharo: sebaka, fatše le mosebelisi. Satellites ea sebaka e kenyelletsa lisebelisoa tse ngata tsa ho tsamaea ka maoto, ho kenyelletsa liteishene tsa taolo ea Master, le liteishene tsa ho lekola
Metsi a mangata a aloction ea Beideo Moloko oa IIGau o akaretsa litebele tse tharo: B2, B2, ka litekanyetso tse tobileng:
A) B1 Band: Khafetsa of 1561.098mhz hleha
b) B2 Band: Khafetsa of 1207.52mhz ± 2.04Mh ± 2.041mh.
c) B3 Band: Khaligano ea khafetsa ea 1268.52mhz ± 10.23mh, e sebelisetsoang lits'ebeletso tse phahameng haholo, li fana ka bokhoni bo phahameng ba ho nepahala le ho anti-kopolo.
Beidou e tsamaisa iii
Sisteme ea Navigation ea Beiluu ea Beiluu ea Beiluu e tsejoang ka hore e be Beidopu-3 ea ho tsamaea ka sekepe E finyeletse ho tloha sebakeng sa Regional ho ea eketseha haholo, ho fana ka tšusumetso e kholo, ho beha maemo a phahameng le lits'ebeletso tsa nako ho basebelisi lefatšeng ka bophara. Beidou-3 e fana ka lipontšo tse ngata tse bulehileng ho pholletsa b1, B2, B3, ho kenyelletsa B2A, B2B, B2B le B3B. Mehala ea khafetsa ea matšoao ana e tjena:
A) B1 Band: B1i: Center Frequency ea 1561.098mhz ± 2.046mhz, pontso ea mantlha e sebelisoang haholo lisebelisoa B1c: Center Frequency ea 1575.420HZ ± 16mhz, lipontšo tsa mantlha tsa Beidou-3 m
b) B2 Band: B2A: Center Frequency ea 1176.4350hz ± 10.2mhz B2B: Center Frequency ea 1207.140z ± 10.23mhz, ts'ehetso ea Beidou-3 M / Ke Satellites
c) B3 Band: B3: Center Frequency ea 1268.520mh, e tšehetsoang ke li-satellite tsohle tse tsoang mohiruoa oa Amerika, libui tse ngata tsa khafetsa.
Tlhahlobo ea "cangdu"bakeng saPuisano ea Satellite Chaena, ho kenyeletsa le RF e tlaase, filtass Kaofela ha tsona li ka etsoa ho latela lintoa tsa hau.
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Nako ea poso: Sep-25-2024