搜索结果: 1-12 共查到“光学工程 WDM transmission”相关记录12条 . 查询时间(0.558 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...
32-bit/s/Hz Spectral Efficiency WDM Transmission over 177-km Few-Mode Fiber
32-bit/s/Hz Spectral Efficiency WDM Transmission over 177-km Few-Mode Fiber
2014/11/6
We transmit 32 WDM channels over 12 spatial and polarization modes of 177 km few-mode fiber at a record spectral efficiency of 32 bit/s/Hz. The transmitted signals are strongly coupled and recovered u...
50 GHz Spaced 4 × 40 Gbit/s WDM Transmission over 700 km Using 6 ps Bandlimited RZ Signals
Telecommunications Fiber Optics Communications Wavelength Division Multiplexing (WDM) Optical Time Division Multiplexing (OTDM)
2013/1/30
In this paper, we present 50 GHz spaced 4 ×40 Gbit/s WDM transmission over 700 km using SMF-based Effective Area Enlarged Positive Dispersion Fiber in a recirculating loop. The paper uses bandlimited ...
WDM Transmission of 152-Gb/s Polarization Multiplexed RZ-16QAM Signals with 25-GHz Channel Spacing over 15× ×80-km of SSMF
Fiber optical communications Fiber optics links subsystems
2015/5/22
We demonstrate transmission of 20×152-Gb/s PolMux-RZ-16QAM at a channel spacing of 25 GHz (5.68 b/s/Hz) over 15×80-km spans of SSFM. Coherent detection was used to recover the transmitted data and we ...
100Gb/s dual-carrier DP-QPSK performance after WDM transmission including 50GHz Wavelength Selective Switches
100Gb/s dual-carrier DP-QPSK performance WDM transmission Wavelength Selective Switches
2015/5/18
Using a real-time intradyne receiver, we characterize the tolerance of a 100Gb/s dual-carrier dual-polarization-QPSK signal to carrier frequency separation and frequency offset after WDM transmission ...
3× × 485-Gb/s WDM Transmission over 4800 km of ULAF and 12× × 100-GHz WSSs Using CO-OFDM and Single Coherent Detection with 80-GS/s ADCs
WDM Transmission GHz WSS CO-OFDM 80-GS/s ADC
2015/5/15
We demonstrate WDM transmission of three 485-Gb/s CO-OFDM channels with 16-QAM subcarrier-modulation, each received by a single coherent detection step.Transmission over 48 100-km ULAF spans and 12 wa...
Ultra-long 10 Gb/s Unrepeatered WDM Transmission up to 601 km
Fiber optics communications Phase modulation
2015/6/9
We perform ultra-long unrepeatered transmission at 10 Gb/s, applying the most advanced technology: RZ-DPSK, third-order Raman pumping and ultra-low loss fiber. We transmit four channels over 574 km an...
Stability of Amplified DPSK WDM Transmission against Raman Crosstalk Effects
Pulse propagation temporal solitons Raman effect
2015/6/5
We investigate Raman-crosstalk-induced amplitude dynamics in amplified DPSK WDM transmission. We prove existence and stability of equilibrium states with nonzero amplitudes in all channels. Our result...
Scaling of Nonlinear Threshold in WDM Transmission Systems using Electronic Precompensation of Intrachannel Nonlinearities
Nonlinear Threshold WDM Transmission Systems Electronic Precompensation Intrachannel Nonlinearities
2015/7/17
A simple criterion is presented which describes the impact of interchannel nonlinearities in wavelength-division multiplexing systems with electronic precompensation of intrachannel nonlinearities. Fu...
Improvement of tolerance to fibre non-linearity of incoherent multilevel signalling for WDM transmission with 10-Gbit/s OOK channels
non-linearity incoherent multilevel signalling WDM transmission 10-Gbit/s OOK channels
2015/7/16
Fibre nonlinear effect on incoherent multilevel signalling with co-propagating 10-G OOK channels is investigated by experiments and numerical simulations, and QAM signals with non-Euclidean decision b...
1 Tb/s·km WDM Transmission over Multimode Fibre Link
WDM Transmission Multimode Fibre Link
2015/7/31
We demonstrate 1 Tb/s·km WDM error-free transmission (highest reported value to our knowledge) over a MMF link by a combination of low-linewidth lasers and central launch.
The transmission performance of wavelength division multiplexed chaotic signals is numerically investigated. The impact of transmitted power, bit-rate and channel arrangement on the overall performanc...