Nghiên ứu ứng dụng khuếh đại quang sợi trong truyền dẫn quang wdm

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                   -                    -         HOÀNG          10 I THIU CHUNG V KHUI QUANG 11 1.1  12 1.1.1  12  14  15 -Doped Fiber Amplifier) 16  16 -L 21  22  27 1.2.5  30  TDFA 31 1.3.1   31  THULIUM 37 1.4 PDFA 39 1.4.1   39 1.4.2    42 1.5  44   44 1.5.2 H s khui 58 1.5.3  59 I QUANG TRONG H THNG WDM 60 2.1  60  60  60 2.1.3  62 2.1.4  64 2.2  67  67 2.2.2 Chi tín hiu b OLT 69  69   NGHIÊN CU NH NG CA CƠNG SUT SĨNG LIÊN TC CW N T S SNR TRONG KHUCH I RAMAN 71 3.1 Mơ hình tính tốn .71  71 3.1.2 Nguyên lý 71 3.2   74  77 3.3.1 Lu   toán 77  78   79 TÀI   80  AGC Automatic Gain Control AMP Amplifier APC Automatic Power Control APD ARP Avalanche Photodiode Automatic Power Reduction ASE Amplifier Spontaneous Emission ASE BA Amplifier Spontaneous Emission Booster Amplifier                    BER CPG CPM Bit Error Rate Circuit Pack Group Cross Phase Modulation  Card nhóm  DAC DBF Dual Amplifier Circuit Distributed Feedback laser  Laser  DCF Dispersion Compensating Fiber DRA Distributed Raman Amplifier DRA Distributed Raman Amplifier        DRS DSF Double Rayleigh Scattering Dispersion Shifted Fiber   DWDM Dense Wavelength Multiplexing DX Digital Cross Connect  EDF Erbium Dopped Fiber EDFA Erbium Droped Fiber Amplifer       Erbium FWM GVD ILF INTLV Four Wave Mixing Group Velocity Dispersion Interleave Filter Interleave Division            Xen ITU-T LA International Telecommunication      Union -Tellecommunication  Standardization Sector Line Amplifier  LASER Light Amplication by Emission of Radiation Stimulate LD Laser Diode Diode laser LED Light Emitting Diode LRA Lumped Raman Amplifier LTE MFD Line Terminal Equipment Mode Field Diameter       trung   MPI MSA Multipath Interference Mid-Stage Access NDSF Non Dispersion Shifted Fiber NF NF Noise Figure Noise Figure NLSE Nonliear Schrodinger Equation NRZ OADM OAR Non-Return-to-Zero Optical Add/Drop Multiplexing Optically Aplifed Recciver               Mã NRZ   OC Optic Circulator  LASER ODEMUX Optical DeMultiplexing  OFA Optic Fiber Ampliter OLA Optical Line Amplifier OLT Optical Line Terminal      quang  OMUX OSA OSC OSNR Optical Multiplexing Optical Spectrum Analyser Optical Service Channel Optical Signal to Noise Ratio       OTDR Optical Time Domain Reflectometers  OTR Optical Transport Repeater  OTU PA PBE Optical Transmission Section Pre-amplifier Push Button Equalization PDFA Praseodymium Doped Fiber Amplifier PO RIN Power Optimizer Renatine Intensity Noise         Praseodymium   S/N SBS Signal to Noise ratio Stimulated Brilloin Scattering SLA Semiconductor Laser Amplifier SMF SNCP SNR Single Mode Fiber Sub-Network Connection Protecting Signal-to-Noise Ratio SPM SRS Self Phase Modulation Stimulated Raman Scattering TDFA Thulium-Doped Fiber Amplifier TEC Thermally Expanded Core Interface WDM Wavelength Division Multiplexing WT Walength Translation Ghép kênh phân chia theo   XPM Cross Phase Modulation   Tán                  Thulium NH Hình 1. 12 Hình 1. .14 Hình 1.3 Khui quang si EDFA 18 Hình 1. 19 Hình 1.-- 22 Hình 1.-- 26 Hình 1. 28 Hình 1. 29 Hình 1.   Thulium 31 Hình 1.10  quang  pha t 39 Hình 1. 40 Hình 1.     42 Hình 1. 45 Hình 1.14   p  1m 46 Hình 1. 48 Hình 1. 58 Hình 2.1 60 Hình 2.2 62 Hình 2.3 64 Hình 2.4 67 Hình 2.5 68 Hình 2.6 S 70 Hình 3.1    phép  71 Hình 3.2 C 72 Hình 3.3  77 Hình 3.4  78