Results 91 to 100 of about 5,371 (219)
Widely tunable fiber ring laser with EDFA/SOA
, 2001 Tunable fiber lasers using using erbium-doped fiber amplifier (EDFA) and SOA were investigated for their wide wavelength tunable range, and potentially fast tuning speed.
Baby, V. +3 more
core +2 more sources
Guangtongxin yanjiu, 1999 就ＥＤＦＡ 在光纤ＣＡＴＶ 系统中应用时对系统的信号失真（ＣＳＯ）和载噪比（ＣＮＲ）的影响进行了理论分析，通过对ＥＤＦＡ 性能的优化设计，使之尽可能地增加功率裕度 ...
刘爱军 +4 more
doaj
Research of EDFA Application in WDM Systems
In this research we have investigated EDFA optical amplifier’s operating parameters and its effects on the resulting gain and ...
Bobrovs, Vjačeslavs, Berezins, Sergejs
core
SIMULASI ERBIUM DOPED FIBER AMPLIFIER (EDFA) PADA SISTEM KOMUNIKASI SERAT OPTIK [SIMULATION ERBIUM DOPED FIBER AMPLIFIER (EDFA) IN FIBER OPTIC COMMUNICATION SYSTEM] [PDF]
, 2007 ABSTRAKSI: Semakin berkembangnya sistem komunikasi yang menggunakan media serat optik maka perlu dilakukan pembelajaran mengenai penguatan daya dari cahaya yang disalurkan pada serat optik.
Fischer Elisa Christiana Banggur
core
Guangtongxin yanjiu, 2015 为了获得具有高增益、低噪声和增益平坦度良好等特性的宽带混合放大器,分别采用EDFA（掺铒光纤放大器）与FRA（光纤拉曼放大器）理论模型,设计了EDFA+FRA HFA（混合放大器）的结构,搭建了HFA系统,优化了HFA性能参数,研究了HFA的增益、带宽、平坦度和噪声指数等重要性能。通过FRA增益斜率与EDFA增益斜率进行互补,HFA的各项性能指标集中了EDFA和FRA的优点,弥补了各自的不足,这对高速率、大容量和宽带宽的长距离光纤通信具有重要意义。
徐小锋, 刘毓, 贾沛沛
doaj
RADIATION BEHAVIOR AND TOTAL-IONIZING-DOSE TOLERANCE OF ERBIUM-DOPED FIBER AMPLIFIER MODULES
Безопасность информационных технологийThis paper presents the results of an experimental study investigating the radiation hardness on the radiation tolerance of commercial erbium-doped fiber amplifier (EDFA) modules intended for space laser communication systems.
Roman K. Mozhaev +2 more
doaj +1 more source
Design of EDFA Gain Controller based on Disturbance Observer Technique
, 2012 Based on a theoretical erbium-doped fiber amplifier (EDFA) model, we have proposed an application of disturbance observer(DOB) with proportional/integral/differential(PID) controller to EDFA for minimizing gain-transient time of wavelength -division ...
Seop-Hyeong Park +3 more
core +1 more source
Guangtongxin yanjiu, 1998 本文对EDFA引入系统后产生的信号与ASE以及ASE之间的拍频噪声的电噪声功率谱进行了理论计算，通过实验进一步验证了EDFA的拍频噪声的特性。
刘爱军, 林兵
doaj
Gain flattened L-band EDFA based on upgraded C-band EDFA using forward ASE pumping in an EDF section
, 2000 A novel method is presented for implementing an L-band erbium doped fibre amplifier (EDFA) making use of forward amplified spontaneous emission pumping, from a commercially available c-band EDFA, in an erbium doped fibre.
Poulsen, Henrik Nørskov +3 more
core
1.28Tb/s long-haul superchannel transmission employing EDFA-Raman amplification
, 2015 A long-haul transmission of 1.28Tb/s quad-subcarrier PM-16QAM based superchannel (5.0bit/s/Hz) employing EDFA only/ EDFA-Raman amplification schemes is reported.
Talha Rahman +18 more
core +1 more source