搜索结果: 1-15 共查到“光纤光学及技术 Transmission”相关记录56条 . 查询时间(0.126 秒)
406.6-Gb/s PDM-BPSK Superchannel Transmission over 12,800-km TWRS Fiber via Nonlinear Noise Squeezing
406.6-Gb/s PDM-BPSK Superchannel Transmission 12,800-km TWRS Fiber Nonlinear Noise Squeezing
2014/11/6
We transmit a 406.6-Gb/s superchannel consisting of eight 37.5-GHz-spaced 32-Gbaud Nyquist-filtered PDM-BPSK signals over 12,800-km (160×80-km) EDFA-only amplified dispersion-unmanaged TWRS fiber. Thi...
146λ××6××19-Gbaud Wavelength- and Mode-Division Multiplexed Transmission over 10××50-km Spans of FewMode Fiber with a Gain-Equalized Few-Mode EDFA
146λ××6××19-Gbaud Wavelength Mode-Division Multiplexed Transmission over 10××50-km Few Mode Fiber Gain-Equalized Few-Mode EDFA
2014/11/6
We demonstrate wavelength- and mode-division multiplexed transmission over a fiber re-circulating loop comprising 50-km of low-DMGD few-mode fiber, and an optimized few-mode EDFA with a flat gain spec...
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...
Coherent Detected Secure Point-to-Point Optical Fiber Transmission using Ultra-Dense Optical Spectral Phase Coding (UD-SPC) and Multilevel BCJR Equalization
Coherent Detected Secure Point-to-Point Optical Fiber Transmission Ultra-Dense Optical Spectral Phase Coding Multilevel BCJR Equalization
2016/12/2
A secure P2P optical fiber communication scheme based on ultra-dense optical spectral phase coding (UD-SPC) is proposed. The multi-code interference is suppressed by increasing the memory of the multi...
This letter proposes and experimentally demonstrates a cost-effective phase-modulation duobinary modulation scheme for improving self-phase modulation tolerance using a single modulator. Successful tr...
This investigation experimentally demonstrates a 40 GHz phase shifter based on a semiconductor laser. The phase shift is achieved by adjusting the bias current and wavelength detuning. The device has ...
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...
Demonstration of mode-division multiplexing transmission over 10 km two-mode fiber with mode coupler
mode-division multiplexing transmission two-mode fiber mode coupler
2015/5/25
We realized mode-division multiplexing(MDM) transmission by using orthogonal LP modes with negligible modal crosstalk, for the first time. A 2x10Gbps MDM transmission was achieved over a 10km two-mode...
10 Gbit/s Wireless Transmission Using Millimeter-Wave over Optical Fiber Systems
Optoelectronics Fiber optics optical communications Radio frequency photonics
2015/5/25
Millimeter-Wave-over-fiber systems are widely considered as a disruptive technology for high data rate wireless communications. This paper reviews recent achievements and trends in millimeter-wave-ove...
Impact of Crosstalk on MB-OFDM UWB Transmission in Radio over Fiber WDM System
Fiber optics optical communications Radio frequency photonics
2015/5/22
We experimentally investigate the impact of crosstalk on the performance of MB-OFDM UWB signal transmission in RoF WDM system. It is found that OFDM signal’s orthogonalities are almost kept after 20 k...
Beyond 2.5Gb/s Photonic Generation and Wireless Transmission of Different Pulse Modulation Formats for a High Speed Impulse Radio UWB over Fiber System
Fiber optics communications Radio frequency photonics
2015/5/22
We experimentally demonstrate beyond 2.5Gbps photonic generation of different pulse modulation formats for impulse radio ultra-wideband (IR-UWB) over fiber application. IR-UWB transmission over 20km f...
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 ...
117-Gb/s Optical OFDM Super-channel Transmission over 1200-km SSMF Using Direct Detection and EDFA-Only Amplification
Fiber optics communications Modulation
2015/5/22
With EDFA-only amplification, we successfully demonstrate the transmission of a 4-QAM, 117-Gb/s (100 Gb/s without overhead) DDO-OFDM super-channel over 1200-km SSMF with only 1-dB OSNR penalty. We als...
Remotely Pumped WDM-PONs for Bidirectional 10-Gb/s Transmission with Channel Fault Monitoring
Fiber optics communications Fiber optics amplifiers oscillators
2015/5/22
WDM-PONs for 10-Gb/s bidirectional transmission are realized with REAMs as ONUs and ASE source for channel fault monitoring. The remotely pumped scheme can simultaneously boost up- and down-stream sig...
An Optimal Tone Reservation Method for IM/DD Optical OFDM Transmission in Multimode Fiber
Optimal Tone Reservation Method IM/DD Optical OFDM Transmission Multimode Fiber
2015/5/20
We propose an optimal, yet efficient tone reservation method which enables distortion-free IM/DD optical OFDM transmission with no additional bias. Compared to previous approaches, both spectral and p...