搜索结果: 1-11 共查到“光学工程 Transmissions”相关记录11条 . 查询时间(0.049 秒)
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...
On the Interest of Chirped Lasers for AMOOFDM Transmissions in Long Distance PON Networks
Fiber optics communications Modulation
2011/5/26
We report the performance of a chirped laser in IMDD-based transmissions and we show that the interplay between laser chirp and fiber dispersion can be very attractive for long distance PONs if adapti...
Scattered Pilot Channel Tracking Method for PDM-CO- OFDM Transmissions Using Polar-Based Intra-Symbol Frequency-Domain Average
Fiber optics communications Modulation
2011/5/25
We have demonstrated an efficient scattered pilot channel tracking approach with a new polar-based intra-symbol frequency domain average (ISFA) for 16-QAM, 40-Gb/s PDM-CO-OFDM systems. This proposal c...
Polarization Division Multiplexed 2×10-Gbps Optical Data Transmissions over a Holey Fiber in 1-μm-waveband Photonic Transport System
Fiber optics communications Optical communications Microstructured fibers Semiconductor lasers
2011/5/22
Error-free polarization division multiplexed (PDM) 10-Gbps × 2-PDM transmission over a 3.7-km-long holey fiber in the 1-μm waveband, which are shown to be capable of 8.4-THz bandwidth transmission, is...
Polarization-Insensitive Parametric Tunable Dispersion Compensation for Field Fiber Transmissions with Ultra-High-Definition Video Signals
Polarization-Insensitive Parametric Tunable Dispersion Compensation Ultra-High-Definition Video Signals
2011/5/15
We report a parametric TDC employing polarization diversity loop with a PM-HNLF.Stable transmissions under the dispersion-managed condition over 105-km field fiber are demonstrated using NRZ-OOK ultra...
10 Gbit/s Photonic Crystal Fiber Transmissions with 1.1 μ μm Directly-Modulated Single-Mode VCSEL
Photonic crystal fibers Fiber optics communications
2010/6/10
We demonstrate a 10-Gbit/s transmission over a 5-km photonic crystal fiber in the 1.1 μm band using a directly-modulated single-mode VCSEL. The transmission distance was extended to 14 km by using an ...
Experimental Study on Broadband Nonlinear Phase Wandering in Coherent Detection Long-Haul Transmissions
Coherent communications Fiber optics communications
2010/6/9
We investigate fast phase wandering observed in coherent detection long-haul transmission experiments. We demonstrate the phase wandering is a broadband nonlinear effect.We compare its impact on diffe...
Experimental Demonstration of Coherent MAP Detection for Nonlinearity Mitigation in Long-Haul Transmissions
Coherent communications Fiber optics communications
2010/6/9
We implemented a maximum a posteriori probability (MAP) detection scheme for mitigating nonlinear phase distortion. We demonstrated 1 dB improvement in system performance and ~2dB higher nonlinearity ...
1.8-ps RZ-Pulse 43-Gbps Transmissions over 126-km DSF with Parametric Tunable Dispersion Compensation
Fiber optics communications Nonlinear optics fibers
2010/6/8
We demonstrate 1.8-ps pulse 43 Gbps RZ-OOK transmissions over 126-km zero-DSF using a parametric tunable dispersion compensator with slope compensation. The penalty dependence on the converted wavelen...
Simultaneous Triple Data Transmissions on A Single Wavelength
Triple Data Transmissions Single Wavelength
2009/7/20
We propose and experimentally demonstrate a novel low-cost optical access network providing bidirectional data transmissions and a broadcast service simultaneously with a single wavelength. All these ...
Multi-rate transmissions on spectral amplitude coding optical code division multiple access system using random diagonal codes
optical code division multiple access (OCDMA) bit error rate (BER)
2009/2/6
In this paper, we study the use of a new code called random diagonal (RD) code for spectral amplitude coding (SAC) optical code division multiple access (OCDMA) networks, using fiber Bragg-grating (F...