搜索结果: 1-15 共查到“光电子技术 gain”相关记录31条 . 查询时间(0.156 秒)
146λ××6××19-Gbaud Wavelength- and Mode-Division Multiplexed Transmission over 10××50-km Spans of FewMode Fiber with a Gain-Equalized Few-Mode EDFA
146λ××6××19-Gbaud Wavelength Mode-Division Multiplexed Transmission over 10××50-km Few Mode Fiber Gain-Equalized Few-Mode EDFA
2014/11/6
We demonstrate wavelength- and mode-division multiplexed transmission over a fiber re-circulating loop comprising 50-km of low-DMGD few-mode fiber, and an optimized few-mode EDFA with a flat gain spec...
The Gain Distribution According to the Theoretical Structure and Decay Dynamics of Sodium like Cu
Level Structure Oscillator Strengths Sodium like Cu
2013/1/30
Level structure, oscillator strengths, transition probabilities and radiative life times are evaluated for 1s2 2s2 2p63l, 4l, 5l (l = 0, 1, 2, 3, 4) states in sodium like Cu18+. The calculations are c...
Behavioral Variations of Gain and NF Owing to Configurations and Pumping Powers
Double Pass Single Pass Erbium Doped Fiber Configuration Pumping Power
2013/1/30
Six configurations are proposed in this paper to explore the gain and noise figure (NF) variations under the pumping power effect. I propose a new investigation of gain and NF at different EDFA config...
Hybrid Integration of Semiconductor Optical Amplifier and Silica-based Planar Lightwave Circuit for Low Polarization Dependent Gain
Integrated optics devices Waveguides planar
2015/5/26
We demonstrated a semiconductor optical amplifier hybrid-integrated with a silica-based planar lightwave circuits. With deploying polarization diversity circuit, polarization dependent gain was reduce...
Phase Modulated Optical Millimeter Wave Generation Based on Externally Injected Gain Switched Laser
Fiber optics communications Radio frequency photonics
2015/5/26
A novel, simple, and cost effective set up for generating phase modulated millimeter-waves is experimentally demonstrated by using an externally injected gain switched laser. System performance has be...
Less than 0.19-dB Transient Gain Excursion AGC-EDFA with Digital Control for 20-Channel Add/Drop Equivalent Operation
Transient Gain Excursion AGC-EDFA Digital Control 20-Channel Add/Drop
2015/5/20
We have developed a digitally controlled AGC-EDFA by combining an FF-controlled pump-LD and an FB-controlled VOA. An FPGA is used to finely tune the gain setting of the pump current with a wide dynami...
7×10-Gbit/s All-optical Wavelength Multicast based on Cross-gain Modulation and Cascaded Four-wave Mixing Effects in an SOA Using Single Pump Laser Source
All-optical Wavelength Cross-gain Modulation Cascaded Four-wave Mixing
2015/5/15
By combining XGM, and cascaded FWM effects in an SOA, seven multicast channels with 100-GHz spacing are demonstrated using single pump laser source. The power penalty of these multicast channels is le...
OCDMA PON supporting ONU internetworking based on gain-switched Fabry–Perot lasers with external dual-wavelength injection
Fiber optics and optical communications Fiber optics communications
2016/12/2
We propose and demonstrate an OCDMA-PON scheme with optical network unit (ONU) internetworking capability, which utilizes low-cost gain-switched Fabry-Pérot (GS-FP) lasers with external dual-wavelengt...
Optical Generation and Wireless Transmission of 60 GHz OOK Signals Using Gain Switched Laser
Fiber optics communications Radio frequency photonics
2015/6/8
We present a novel, simple and cost effective system for optical millimeter-wave generation and transmission of 3 Gbps data based on gain switching. System performance has been investigated, including...
10.3-Gb/s Operation over a Wide Temperature Range in 1.3-μm Quantum-dot DFB Lasers with High Modal Gain
Lasers distributed-feedback Quantum dot devices
2015/6/8
Temperature-stable 10.3-Gb/s operation was attained for 1.3-μm quantum-dot DFB lasers with high modal gain. Clearly-opened eye diagrams with the extinction ratio of over 5.2 dB were obtained from -40o...
Waveguide-Integrated Ge/Si Avalanche Photodetector with 105GHz Gain-Bandwidth Product
Avalanche photodiodes
2015/6/4
We report the first demonstration of a waveguide-integrated avalanche photodetector using Group-IV heterostructure materials. Such device achieved a responsivity of ~0.8A/W at unity gain and an impres...
Method for Measuring Conversion Gain Response and O/E Bandwidth of Integrated D(Q)PSK Receivers
photodetectors integrated optoelectronic circuits
2015/6/4
A method for recovering the O/E frequency response of D(Q)PSK receivers with integrated delay-line interferometers (DLIs) is presented. Modulator chirp is canceled by measuring at specific DLI phases,...
Gain Clamping in a Fiber Optical Parametric Amplifier
Fiber optics amplifiers and oscillators Fiber optics communications Nonlinear optics fibers
2015/6/4
We have experimentally shown that gain clamping is required in fiber optical parametric amplifiers. By using optical gain clamping (OGC), we have reduced gain variation to 1 dB, for signal input varia...
Overcoming gain-bandwidth product constraint in slow light Raman amplification with the use of light-stopping schemes
Overcoming gain-bandwidth product constraint slow light Raman cation
2015/8/10
We show that a light-stopping system with Raman amplification can overcome the gain-bandwidth constraint of slow light Raman amplification systems. The gain scales linearly with the time t...
A Novel Theoretical Procedure to Determine Absorption and Gain Coefficients in a Symmetric Single Step-Index Quantum Well Laser
Novel Theoretical Procedure Determine Absorption Gain Coefficients Symmetric Single Step-Index Quantum Well Laser
2009/7/28
If the indices nII, nI,III of the regions, the thickness 2a of the active region (AR) and the wavelength l for a single symmetric step-index quantum well laser (SSSIQWL) are given, the normalized prop...