搜索结果: 1-15 共查到“光通信器件与系统技术 Polarization”相关记录25条 . 查询时间(0.078 秒)
Optimized Pulse Shaping for Intra-channel Nonlinearities Mitigation in a 10 Gbaud Dual-Polarization 16-QAM System
Fiber optics communications Modulation
2015/5/26
An optimized pulse shape is shown to reduce intra-channel nonlinear effects in a 10 Gbaud dual-polarization 16-QAM EDFA-amplified system without optical dispersion compensation.
Real-Time FPGA-Based Intradyne Coherent Receiver for 40 Gbit/s Polarization-Multiplexed 16-QAM
Coherent communications Optical communications
2015/5/25
Real-time detection of a 40 Gbit/s polarization-multiplexed square 16-QAM signal is demonstrated in an FPGA-based intradyne coherent receiver processing 100% of data. A minimum BER of 3.3×10 -5 is ach...
Polarization Insensitive and Subchannel-preserved Wavelength Conversion of 432-Gb/s Polarization Multiplexed O-OFDM QPSK Signals Using Co-polarization Pumps
Polarization Insensitive Subchannel-preserved Wavelength Conversion Polarization Multiplexed O-OFDM QPSK Signals Co-polarization Pumps
2015/5/21
By employing co-polarization dual-pump scheme, polarization insensitive and subchannel-preserved wavelength conversion of 432-Gb/s, dual-peak polarization-multiplexed O-OFDM QPSK signals has been real...
Transmission of 111 Gb/s on a 50 GHz Grid Using Single Polarization, Direct Detection and Digital Subcarrier Multiplexing
Fiber optics and optical communications Modulation Multiplexing
2015/5/20
Digital Subcarrier Multiplexing (DSM) allows simple direct detection of spectrally effi-cient multicarrier signals. We show through simulations that, by using DSM, the quality of DWDM transmission wit...
Polarization temporal signal processor for ultrahigh-speed optical communication applications
ultrahigh-speed optical communication temporal signal processor
2015/5/15
An all-optical polarization temporal signal processor is demonstrated, which performs well in 40-Gbits/s optical signal differentiation with error of ~0.1 and efficiency of ~12%, 80-GHz 3.3-ps optical...
Characterization of an Integrated Coherent Receiver for 224 Gb/s Polarization Multiplexed 16-QAM Transmission
224 Gb/s Polarization Multiplexed 16-QAM Transmission Coherent Receiver
2015/5/15
An integrated coherent receiver module based on monolithically integrated 90° hybrids and balanced waveguide pin-photodiodes is presented. Optical transmission performance is demonstrated for a 224 Gb...
Implant Enhanced Dual Intracavity Polarization Switching Asymmetric Current Injected VCSEL
Implant Enhanced Dual ntracavity Polarization Switching Asymmetric Current VCSEL
2015/5/15
Output polarization is controlled by injecting current along crystalline directions. VCSELs with record-low threshold current of 0.19 mA and extinction ratio >21dB from fit is achieved. Polarization s...
New PMD-Induced Crosstalk in the Presence of PDL in a Polarization-Multiplexed Ultrahigh-Speed Transmission
PMD-Induced Polarization-Multiplexed Ultrahigh-Speed Transmission
2015/5/15
New impairments in polarization-multiplexed ultrahigh-speed transmission in the presence of PMD and PDL are identified analytically and experimentally. Crosstalk is inevitable even with PSP launching,...
Polarization-Dependent Loss Induced Penalties in PDM-QPSK Coherent Optical Communication Systems
Fiber optics communications Coherent communications Polarization
2015/6/10
We evaluate PDL-induced penalties in PDM-QPSK coherent systems with both lumped model and distributed model. We find the lumped model significantly over-estimates PDL penalties and PDM coherent system...
44-Gb/s/ Upstream OFDMA-PON Transmission with Polarization- Insensitive Source-Free ONUs
Fiber optics communications Modulation
2015/6/9
For the first time, we demonstrate colorless 44-Gb/s/ upstream OFDMA-PON transmission with polarization-insensitive, source-free ONUs. Superior performance is reported over 20 km SSMF plus 1:3...
160-Gb/s Polarization-Multiplexed 16-QAM long-haul transmission over 3,123 km using digital coherent receiver with digital PLL based frequency offset compensator
Fiber Optics Communications Coherent communications
2015/6/9
We demonstrate 160-Gb/s PDM 16-QAM single channel transmission over the longest distance yet to be reported, of 3123.9 km. The coherent receiver employs a frequency offset compensator based on a digit...
Low-Power, Polarization Tracked 45.6 GB/s per Wavelength PM-DQPSK Receiver in a 10-Channel Integrated Module
Fiber optics communications Phase modulation Integrated optics-Systems
2015/6/8
We introduce an architecture for low-power (<0.05 W/Gb/s) demodulation of PM-DQPSK signals at 45.6 GB/s, and demonstrate an integrated package combining custom 10-channel PLC, photodiode array, and AS...
640 Gbit/s Single-Polarization DPSK Transmission over 525 km with Time-Domain Optical Fourier Transformation in a Round-Trip Configuration
Fiber optics communications Multiplexing
2015/6/8
A 640 Gbit/s single-polarization DPSK signal was transmitted over 525 km in a single channel. Time-domain optical Fourier transformation in a round-trip configuration greatly enhanced the tolerance to...
140 Gbit/s Coherent Optical Transmission over 150 km with a 10 Gsymbol/s Polarization-Multiplexed 128 QAM Signal
Fiber optics communications Coherent communications
2015/6/8
We demonstrate a 140 Gbit/s coherent optical transmission over 150 km with a polarization-multiplexed 10 Gsymbol/s, 128 QAM format in a 20 GHz bandwidth. Error-free 120 Gbit/s-150 km transmission is a...
200-Gb/s, 430-km PDM-RZ-DQPSK (4 bit/symbol) Transmission with 10 krad/s Endless Polarization Tracking
Fiber Optic Communications Polarization
2015/6/8
We report agile endless optical polarization demultiplex, free of polarization channel jumps, over a 475 Mrad long Poincaré sphere trajectory at 10 krad/s speed, in a 50-Gsymbol/s,4-bit/symbol realtim...