搜索结果: 1-15 共查到“光电子技术 P-QPSK”相关记录41条 . 查询时间(0.074 秒)
Single-carrier 400G interface and 10-channel WDM transmission over 4,800 km using all-ETDM 107-Gbaud PDM-QPSK
Single-carrier 400G interface 10-channel WDM transmission over 4,800 km all-ETDM 107-Gbaud PDM-QPSK
2014/11/6
We transmit all-electronically multiplexed 107-Gbaud polarization-multiplexed quadrature-phase-shift-keying over 4,800-km using coherent detection based on a real-time oscilloscope with 63-GHz electro...
MLSE-Based Nonlinearity Mitigation for WDM 112 Gbit/s PDM-QPSK Transmissions with Digital Coherent Receiver
Coherent communications Fiber optics communications
2015/5/26
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...
Polarization Multiplexed (D)QPSK InP Receiver Photonic Integrated Circuits
Photonic integrated circuits Fiber optics communications Optoelectronics
2015/5/26
In this paper we review recent developments in the area of receiver photonic integrated circuits for the implementation of polarization multiplexed (differentially coded), quadrature phase shift keyin...
Interplay between PMD and Nonlinearity in 112 Gb/s DP-QPSK Transmission with Co-propagating 10.7 Gb/s NRZ Channels
Fiber optics communications Coherent communications
2015/5/26
We experimentally demonstrate interplay between PMD and nonlinearity in 112 Gb/s DP-QPSK signal transmission with 10.7 Gb/s NRZ neighbors can have both positive and negative impact depending on channe...
Impact of the Channel Count on the Nonlinear Tolerance in Coherently-detected POLMUX-QPSK modulation
Coherent communications Fiber optics communications
2015/5/26
GPU-based transmission simulations with different channel counts (1~81) are used to determine the minimum required channel number for correctly simulating fiber nonlinearities that impact 40G/100G CP-...
Generation of 5-Gbps QPSK Signal using Directly Modulated RSOA for 100-km Coherent WDM PON
Fiber optics links subsystems Coherent communications
2015/5/22
We generate the QPSK signal by utilizing the chirp characteristics of the directly modulated RSOA for the high-speed coherent WDM PON. In addition, we demonstrate the error-free transmission of the 5-...
Performance prediction for WDM PM-QPSK transmission over uncompensated links
Coherent communications Nonlinear optics fibers
2015/5/21
We derive closed-form expressions depending on a single fitting parameter for performance prediction of WDM PM-QPSK long-haul uncompensated transmission. Besides general properties, we demonstrate tha...
Generation of 432Gb/s Single-carrier Optical Signal by Format Conversion from QPSK to 16QAM
Fiber optical communications Fiber optics links subsystems
2015/5/21
We have proposed and experimentally demonstrated the generation of 432Gb/s (54Gbaud PM-16QAM) single-carrier optical signal by format conversion from QPSK to 16QAM.
Signal Chirp Design for Suppression of Nonlinear Polarization Scattering in DP-QPSK Transmission
Signal Chirp Design Suppression Nonlinear Polarization Scattering DP-QPSK Transmission
2015/5/21
We analyze chirp techniques for suppression of nonlinear effects in DP-QPSK transmission. Simulations reveal that a significant reduction in nonlinear polarization scattering can be achieved by proper...
All-Optical 2R Regeneration of BPSK and QPSK Data using a 90° Optical Hybrid and Integrated SOA-MZI Wavelength Converter Pairs
Coherent communications Wavelength conversion devices
2015/5/20
We demonstrate all-optical 2R regeneration with a 90° optical hybrid and integrated MZI-SOA pairs for 10 Gb/s BPSK and 20 Gb/s QPSK with negative power penalty. Power penalty and OSNR improvements of ...
10 Channel, 100Gbit/s per Channel, Dual Polarization, Coherent QPSK, Monolithic InP Receiver Photonic Integrated Circuit
10 Channel 100Gbit/s per Channel Dual Polarization Coherent QPSK Monolithic InP Receiver Photonic Integrated Circuit
2015/5/20
A 10 channel, dual polarization, monolithically integrated, coherent QPSK receiver on InP operating at 100Gbit/s per channel is demonstrated.
Fully-Integrated Polarization-Diversity Coherent Receiver Module for 100G DP-QPSK
Fully-Integratedp Polarization-Diversity Coherent Receiver Module 100G DP-QPSK
2015/5/20
A new compact coherent receiver module comprising a micro-optic polarization beam splitter and two InP-based 90 0 hybrids with integrated photodiodes is characterized at 112 Gbit/s DP-QPSK. A penalty ...
Impact of alfa-factor on SOA Dynamic Range for 20 GBd BPSK, QPSK and 16-QAM Signals
Impact of alfa-factor SOA Dynamic Range 20 GBd BPSK QPSK 16-QAM Signals
2015/5/20
Impact of SOA α-factor on dynamic range limitation decreases for higher-order modulation formats leading to undistinguishable performances of bulk and QD SOAs. Results are supported by experiments at ...
Manufacturable Monolithically Integrated InP Dual-Port Coherent Receiver for 100G PDM-QPSK Applications
Manufacturable Monolithically Integrated InP Dual-Port Coherent Receiver 100G PDM-QPSK Applications
2015/5/20
We developed a single-chip InP coherent receiver for detection of PDM-QPSK signals,which meets specifications for 100G between 1530 and 1570 nm. Integration includes a mode converter for efficient cou...
Low-Complexity Two-Stage Carrier Phase Estimation for 16-QAM Systems using QPSK Partitioning and Maximum Likelihood Detection
Low-Complexity Two-Stage Carrier Phase Estimation 16-QAM Systems QPSK Partitioning Maximum Likelihood Detection
2015/5/20
A feedforward carrier phase estimation algorithm using a modified QPSK partition approach followed by maximum-likelihood (ML) detection is proposed. Results demonstrate complexity reduction by more th...