搜索结果: 1-15 共查到“知识库 光纤光学及技术 Systems over”相关记录17条 . 查询时间(0.16 秒)
Hybrid optical access networks, integrating fiber-tothe-home (FTTH) and radio-over-fiber (RoF) systems that share a single distributed infrastructure, are promising for future multiservice access netw...
Comparison of Optical Fiber Types for All-Raman Systems
Fiber optics communications Fiber optics links subsystems
2011/5/25
We experimentally explore several optical fibers for all-Raman systems. We find that while NZ-DSF with small A eff may require slightly smaller pump power, its OSNR disadvantage is approximately 5 dB ...
10 Gbit/s Wireless Transmission Using Millimeter-Wave over Optical Fiber Systems
Optoelectronics Fiber optics optical communications Radio frequency photonics
2011/5/25
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...
Wide-range BER Measurement Scheme by Estimating BER of Discarded Frames for 10 G-EPON Systems
Fiber optics communication Optical communication
2011/5/22
This paper describes a new BER measurement method obtaining the BER by estimating the number of error bits in discarded frames using the rate of discarded frames. The BER is obtained precisely by the ...
Impact of RF Noise on Transmission Performance of Multiband OFDM UWB over Fiber Systems
RF Noise Multiband OFDM UWB over Fiber Systems Transmission Performance
2011/5/15
We investigate the performance of multiband OFDM ultra wideband (UWB) signal over fiber system considering the impact of RF noise. A compensation technique is proposed to reduce RF noise impact.
Volterra Filtering for Nonlinearity Impairment Mitigation in DP-16QAM and DP-QPSK Fiber Optic Communication Systems
P-QPSK Fiber Optic Communication Systems Nonlinearity Impairment Volterra Filtering
2011/5/15
A reduced nonlinear Volterra filter is applied to 14 Gbaud DP-16QAM and 28 Gbaud DP-QPSK systems for nonlinearity mitigation. An increased reach of 500 km and 1200 km,respectively, is achieved compare...
Photonic Generation and Processing Technologies for Converged Ultra-High Throughput Fiber-Wireless Systems
Fiber Optics Communications Networks
2010/6/9
We discuss the recent advances of key photonic generation and processing technologies toward high flexibility, integration, and spectrum efficiency for delivering ultra-high throughput wireless servic...
Broadband radio over fiber systems, which can simultaneously distribute multiple wireless services and enable remote sensing, are reviewed. The systems are used to demonstrate improved remote passive ...
Impact of Pulse Shaping on the SPM Tolerance of Electronically Pre-compensated 10.7 Gb/s DPSK Systems
Fiber optics communications Modulation
2010/6/9
Pulse shaping for electronic pre-compensation systems using differential phase shift keying modulation is experimentally shown to provide a 1.9 dB increase of the nonlinearity threshold.
Fiber Nonlinearity Mitigation in 428-Gb/s Multiband Coherent Optical OFDM Systems
Fiber optics communications Coherent Communications
2010/6/4
We propose DFT-spread (DFT-S) OFDM within each sub-band of multiband-CO-OFDM to mitigate fiber nonlinearity. For 1000-km standard-single-mode-fiber transmission at 420-Gb/s, 32-band DFT-S CO-OFDM outp...
Advances in Fibers and Transmission Line Technology for Long Haul Submarine Systems
Advances Fibers Transmission Line Technology Long Haul Submarine Systems
2009/7/20
We review recent development of optical fibers for submarine networks. Further we discuss how new signal formats and increased bit rates change the requirements for fibers and challenge the balance be...
Realization of Optical OFDM Using Time Lenses and Its Comparison with Conventional OFDM for Fiber-optic Systems
Realization Conventional OFDM Fiber-optic Systems
2009/7/17
It is proposed to use Fourier transforms in optical domain using time lenses both at transmitter and at receiver to realize optical OFDM. Results show that coherent OFDM systems have higher nonlinear ...
Evaluation of Fiber Fuse Characteristics of Hole-Assisted Fiber for High Power Optical Transmission Systems
Fiber Fuse Characteristics Hole-Assisted Fiber High Power Optical Transmission Systems
2009/7/16
We evaluate fiber fuse characteristics of bend-insensitive optical fibers and show that hole-assisted fiber(HAF) is applicable as fiber fuse stopper in high-power optical transmission systems. We also...
Spectrally Efficient Simultaneous Delivery of 112Gbps Baseband Wireline and 60 GHz MM-Wave Carrying 10Gbps Optical Wireless Signal in Radio-over-Fiber WDM-PON Access Systems
Spectrally Efficient Radio-over-Fiber WDM-PON Access Systems
2009/7/15
For the first time, we demonstrate a novel scheme to deliver 112Gbps PolMux-RZ-QPSK baseband and 10Gbps optical wireless signals at 60GHz millimeter-wave in downstream links and 10Gbps centralized lig...
Impact of Fibre Nonlinearities in Electronic Dispersion Compensation Systems at 40 Gb/s
Impact of Fibre Nonlinearities Electronic Dispersion Compensation Systems
2008/8/4
The impact of intrachannel nonlinearities in 40 Gb/s systems using electronic dispersion precompensation is studied. We found no significant reduction of the nonlinear threshold compared to optical in...