搜索结果: 1-12 共查到“光纤光学及技术 Amplification”相关记录12条 . 查询时间(0.081 秒)
Two-Pump Distributed Parametric Amplification for Optically Powered Communication System
Fiber optics amplifiers oscillators Nonlinear optics parametric processes
2011/5/25
We demonstrate a power-efficient two-pump distributed parametric amplification(DPA) system. The residual pumps are recycled to power up the receiving component. At the BER of 10 −9 , power penal...
117-Gb/s Optical OFDM Super-channel Transmission over 1200-km SSMF Using Direct Detection and EDFA-Only Amplification
Fiber optics communications Modulation
2011/5/22
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...
Parametric Amplification of 28-GBd NRZ-16QAM Signals
Parametric Amplification 28-GBd NRZ-16QAM Signals
2011/5/21
We show experimentally parametric amplification of 28-GBd NRZ-16QAM signals with 11 dB polarization-dependent on-off gain and negligible OSNR penalty by using a high-power, low-noise DFB pump laser.
All-fiber Autocorrelator based on Parametric Amplification
All-fiber Autocorrelator Parametric Amplification
2011/5/15
We investigate the feasibility of an all-fiber optical autocorrelator based on parametric amplification. Our preliminary results indicate that it is possible to measure pulse widths below 100ps.
1-Tb/s DWDM Amplification in a Fiber Optical Parametric Amplifier
Parametric oscillators amplifiers Fiber optics communications
2010/6/10
We report less than 1-dB cross-talk penalty for 26 DWDM channels modulated at 43.7 Gb/s RZ-DPSK when amplified by a fiber optical parametric amplifier showing compatibility with high-capacity (> 1 Tb/...
Simple suppression technique for higher-order mode amplification in bent large mode area triple-cladding fibers
Fiber design fabrication iber properties
2010/6/4
A novel technique to suppress the higher-order mode in bent LMA triple-cladding fibers is proposed. It is shown that the higher-order mode can be coupled to a cladding mode with only an adjustment of ...
Long Reach and Enhanced Power Budget DWDM Radio-over-Fibre Link Supported by Raman Amplification and Coherent Detection
Enhanced Power Budget DWDM Radio-over-Fibre Link Supported Raman Amplification
2009/7/17
We report on a scalable and enhanced power budget radio-over-fibre system for hybrid-wireless access networks operating at 12.5 GHz DWDM spacing for 5 GHz RF carriers over a 60 km fibre link with Rama...
Sectioned Core Doping Effect on Higher-Order Mode Amplification in Yb-Doped Rod-Type Photonic Crystal Fibers
Sectioned Core Doping Effect Higher-Order Mode Amplification Yb-Doped Rod-Type Photonic Crystal Fibers
2009/7/16
The amplification properties of guided modes in Yb-doped rod-type photonic crystal fibers with sectioned core doping have been investigated, evaluating the doped-area radius which provides the effecti...
GPON reach extension to 60 km with entirely passive fibre plant using Raman amplification
GPON reach extension passive fibre plant Raman amplification
2009/7/16
We describe a purely-passive GPON compatible reach extender using distributed Raman amplification.Operation over 60 km of AllWave fibre at 2.5 Gbit/s is demonstrated with a total loss budget of 43 dB ...
17 Tb/s (161×114 Gb/s) PolMux-RZ-8PSK transmission over 662 km of ultra-low loss fiber using C-band EDFA amplification and digital coherent detection
PolMux-RZ-8PSK transmission ultra-low loss fiber C-band EDFA amplification
2008/8/6
Employing PolMux-RZ-8PSK modulation and coherent detection, we demonstrate 25 GHz-spaced, 161 ? 114 Gb/s DWDM transmission through eight spans of ultra-low-loss fiber (average span length/loss of 82.7...
Quantum-limited Amplification in a Fiber Optical Parametric Amplifier
Quantum-limited Amplification Fiber Optical Parametric Amplifier
2008/7/31
The noise figure of a fiber optical parametric amplifier is measured at 300 and 77 K. Record low-noise, quantum-
limited amplification is achieved at the Stokes frequencies.
Direct amplification of picosecond pulses in erbium fibre to 127 kW peak power without pulse break-up
Direct amplification picosecond pulses erbium fibre
2008/7/30
Picosecond pulses are directly amplified in a core pumped erbium fibre with effective area 1170- μ m 2 to record diffraction limited 67- nJ pulse energy and 127- kW peak power without pulse break-up.