搜索结果: 1-11 共查到“光电子技术 Mitigation”相关记录11条 . 查询时间(0.183 秒)
International Workshop on Laser Conditioning and Damage Mitigation of Optics in High Power Laser
a channel of communication understanding for the researchers
2013/10/31
Highpowerlaseroutputcapabilityisthemaincriteriontoevaluatethesuccessofthedesign,constructionandoperationofhighpowersolidlaserfacilitiesandalsothemaingoalofresearchinlaserphysics,opticalmaterials,laser...
MLSE-Based Nonlinearity Mitigation for WDM 112 Gbit/s PDM-QPSK Transmissions with Digital Coherent Receiver
Coherent communications Fiber optics communications
2011/5/26
We investigate the performance of linear equalization combined with MLSE in long-haul transmission. In the nonlinear regime with high launch powers Q-factor improvement up to 1.4 dB is demonstrated wi...
Multi-stage Carrier Phase Recovery and Nonlinear Polarization Crosstalk Canceller for XPM Mitigation
Coherent communications Nonlinear optics fibers
2011/5/26
Novel XPM mitigation technique by coordination of carrier phase recovery and nonlinear polarization crosstalk canceller is proposed. It doubles the Q improvement over conventional method in 112Gb/s DP...
Mitigation of Dispersion-Induced Phase Noise for an Optical OFDM Radio-over-Fiber System at 60-GHz Band
Fiber optics communications Lasers fiber Radio frequency photonics
2011/5/21
For OFDM RoF systems at 60-GHz band, dispersion-induced phase noise (PN) could heavily degrade transmission performance. We propose an algorithm to suppress PN and experimentally demonstrate the algor...
Mitigation of Nonlinearities in Optical Transmission Systems
Mitigation Nonlinearities Optical Transmission Systems
2011/5/21
Nonlinear compensation with digital back-propagation can improve Q-factor by more than 1dB, proven by experiments. Simplification of propagation model is the key to suppress circuit size, whereas stra...
Linear and nonlinear impairment mitigation for enhanced transmission performance
Linear nonlinear impairment mitigation enhanced transmission performance
2011/5/20
We review the unique resistance of coherent systems to linear effects and the challenges to digitally mitigate nonlinearities. We also show how linear effects can sometimes turn out to be beneficial b...
Experimental Characterization of Nonlinearity Mitigation by Digital Back Propagation and Nonlinear Polarization Crosstalk Canceller under High PMD condition
High PMD condition Digital Back Propagation Nonlinear Polarization Crosstalk Canceller
2011/5/15
Impact of PMD is evaluated on nonlinear mitigation algorithm. While the backpropagation showed consistent improvement regardless of PMD, the best performance was found under different PMD conditions d...
Volterra Filtering for Nonlinearity Impairment Mitigation in DP-16QAM and DP-QPSK Fiber Optic Communication Systems
P-QPSK Fiber Optic Communication Systems Nonlinearity Impairment Volterra Filtering
2011/5/15
A reduced nonlinear Volterra filter is applied to 14 Gbaud DP-16QAM and 28 Gbaud DP-QPSK systems for nonlinearity mitigation. An increased reach of 500 km and 1200 km,respectively, is achieved compare...
Nonlinear Polarization Effects and Mitigation in Polarization Multiplexed Transmission
Fiber optics communications Nonlinear optics fibers Polarization
2010/6/10
We show that nonlinear polarization effects could significantly degrade the performance of polarization multiplexed transmission and change the perspective of dispersion management in such systems. Te...
Fiber Nonlinearity Mitigation in 428-Gb/s Multiband Coherent Optical OFDM Systems
Fiber optics communications Coherent Communications
2010/6/4
We propose DFT-spread (DFT-S) OFDM within each sub-band of multiband-CO-OFDM to mitigate fiber nonlinearity. For 1000-km standard-single-mode-fiber transmission at 420-Gb/s, 32-band DFT-S CO-OFDM outp...
Gain Transient Mitigation in Remote Erbium Doped Fibre Amplifiers by Burst Packet Carving at the ONU for Extended Power Budget PONs
Remote Erbium Doped Fibre Amplifiers Burst Packet Carving ONU Extended Power Budget PONs
2009/7/20
We present a new approach to mitigate the gain transients in remote Erbium Doped Fibre Amplifiers by means of pre-distortion of data packets at the ONU, allowing a strong reduction (30%) of the packet...