• Giga@hdv-tech.com
  • Tšebeletso ea Marang-rang ea 24H:
    • 7189078c
    • sns03
    • 6660e33e
    • youtube 拷贝
    • instagram
    Litaba tsa Lehae

    Litaba

    • Ka Admin / 12 Aug 22 /0Maikutlo

      Karohano ea Khafetsa Multiplexing

      Ha matla a phetiso ea mocha oa 'mele a phahame ho feta tlhoko ea lets'oao le le leng, mocha o ka arolelanoa ka matšoao a mangata. Ka mohlala, teraka ea tsamaiso ea lithelefono hangata e na le melaetsa e likete-kete e fetisetsoang mothapong o le mong oa optical. Multiplexing ke theknoloji e rarollang ...
      Bala haholoanyane
    • Ka Admin / 11 Aug 22 /0Maikutlo

      Mefuta e Tloaelehileng ea Khoutu bakeng sa Phetiso ea Baseband

      1) Khoutu ea AMI Lebitso le felletseng la khoutu ea AMI (Alternative Mark Inversion) ke khoutu e 'ngoe ea phetoho ea letšoao. blank) lula bo sa fetohe. Mohlala: Khouto ya molaetsa: 0 1 1 0 0 0 0 0 0 0 0 1 1 0 0 1 1… AMI khoutu: 0 -1 +1 0 0 0 0 0 0 0 0 -1 +1 0 0 -1 +1… Sebopeho sa wave e tsamaellanang le khoutu ea AMI ke ...
      Bala haholoanyane
    • Ka Admin / 10 Aug 22 /0Maikutlo

      Nonlinear modulation (Angle Modulation)

      Ha re fetisa letšoao, ebang ke lets'oao la optical, lets'oao la motlakase, kapa lets'oao le se nang mohala, haeba le fetisoa ka kotloloho, lerata le ferekanngoa habonolo, 'me ho thata ho fumana tlhahisoleseling e nepahetseng qetellong ea ho amohela. E le ho ntlafatsa bokhoni ba ho thibela ho kena-kenana le ...
      Bala haholoanyane
    • Ka Admin / 09 Aug 22 /0Maikutlo

      Binary Digital Modulation

      Mekhoa ea motheo ea binary digital modulation ke: Binary amplitude keying (2ASK) - phetoho ea amplitude ea letšoao la mochine; Binary frequency shift keying (2FSK) - phetoho ea maqhubu a lets'oao la sesebelisoa; Binary phase shift keying (2PSK) - phetoho ea mohato oa lets'oao la mochini. Differential phase shift keyin...
      Bala haholoanyane
    • Ka Admin / 08 Aug 22 /0Maikutlo

      Kamoo The Rogue ONU e bileng teng kateng

      Sistimi ea PON e sebelisa theknoloji ea ho arola nako ea nako e ngata ka lehlakoreng la uplink, 'me ONU e romella datagraphs ho tataiso ea uplink ho latela setempe sa nako se fanoeng ke OLT. Ha ONU e hlahisa leseli ntle le ho fana ka setempe sa nako, e tla hohlana le matšoao a tsoang ho tse ling ...
      Bala haholoanyane
    • Ka Admin / 05 Aug 22 /0Maikutlo

      Mosebetsi oa optical module FEC

      Ka nts'etsopele ea mekhoa ea puisano ea optical e nang le sebaka se selelele, bokhoni bo boholo, le lebelo le phahameng, haholo-holo ha sekhahla se le seng sa maqhubu se fetoha ho tloha ho 40g ho ea ho 100g kapa esita le super 100g, chromatic dispersion, liphello tse se nang moeli, ho hasana ha mokhoa oa polarization, le liphello tse ling tsa phetisetso ho. ..
      Bala haholoanyane
    web聊天