搜索结果: 1-13 共查到“光纤光学及技术 efficiency”相关记录13条 . 查询时间(0.125 秒)
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...
The Efficiency of a p-n Solar Diode as a Function of the Recombination Velocity within the Depletion Layer
Efficiency Diffusion Equation Recombination Velocity
2013/1/30
The role of the carrier’s recombination velocity Si within the depletion Layer of p-n junction solar cell and the external bias voltage Va across the junction in determining the current density “J” th...
Energy Efficiency in Optical IP Networks with Multi-Layer Switching
Networks Fiber optics communications
2015/5/26
We show that significant savings in energy consumption can be achieved in optical IP networks with multi-layer switching by using a coordinated combination of IP aggregation,electronic bypass and opti...
300 Mbps Transmission with 4.6 bit/s/Hz Spectral Efficiency over 50 m PMMA POF Link Using RC-LED and Multi- Level Carrierless Amplitude Phase Modulation
300 Mbps Transmission 4.6 bit/s/Hz Spectral Efficiency PMMA POF Link Multi- Level Carrierless Amplitude Phase Modulation
2015/5/18
Successful transmission of up to 300 Mbps over a 50 m long POF link using a commercially available Fast Ethernet capable RC-LED is presented. Carrierless Amplitude Phase modulation was used with 16- a...
XPM-Induced Spectral Distortion in High Efficiency,Picosecond,Fiber Optical Parametric Oscillators
XPM-Induced Spectral Distortion High Efficiency Fiber Optical Parametric Oscillators
2015/5/15
We describe a 230nm tunable fiber optical parametric oscillator (FOPO) using an 8ps pump laser. The FOPO generates 2-4ps pulses with conversion efficiency as high as 20%. The output spectrum exhibits ...
Based on traffic models the energy consumption of adaptive networks is compared to networks with constant power consumption. The results show that adaptive network resource allocation serves to reduce...
OFDM Spectral Efficiency Limits from Fiber and System Non-Linearities
Fiber optic communication Modulation
2015/6/8
Coherent optical OFDM systems offer a straight-forward approach to address high spectral effi-ciency. Non-linear impairments set limits to the maximum spectral efficiency. The limiting effects are ex-...
Energy Efficiency in 10Gbps Ethernet Transceivers:Copper versus Fiber
Networks Packet Switching
2015/6/4
The new Energy Efficient Ethernet standard will significantly improve the energy efficiency of 10Gbps copper transceivers. This paper compares the energy efficiency of 10Gbps Ethernet copper transceiv...
High Spectral Efficiency Phase and Quadrature Amplitude Modulation for Optical Fiber Transmission–Configurations, Trends, and Reach
High Spectral Efficiency Phase Quadrature Amplitude Modulation Optical Fiber Transmission–Configurations
2015/7/16
Catering to the current interest in high-order modulation formats, this paper discusses possible transmitter configurations and receiver concepts. Moreover, the major trends in system performance are ...
Effect of Fibre Base and Reflectors Profile on the Efficiency of Ultra- Long Laser Cavities
Effect Fibre Base Reflectors Profile Efficiency Ultra- Long Laser Cavities
2015/7/16
We study the effect of fibre base and grating profile on the efficiency of ultra-long Raman lasers. We show that for the studied parameters, FBG profile does not affect the performance when operating ...
Improvement of FWM Conversion Efficiency by SBS-suppressed Highly Nonlinear Dispersion-Decreasing Fiber with a Strain Distribution
FWM Conversion Efficiency SBS-suppressed Nonlinear Dispersion-Decreasing Fiber
2015/7/31
We demonstrated 8dB SBS-suppression and a uniform dispersion simultaneously by down-sized dispersion-decreasing HNLF applying distributed strain. FWM wavelength conversion efficiency of -2dB was achie...
10,000 km 21.4Gb/s WDM APS-DPSK With High Spectral Efficiency for Ultra-Long-Haul Submarine Upgrades
WDM APS-DPSK High Spectral Efficiency Ultra-Long-Haul Submarine Upgrades
2015/7/30
21.4Gb/s APS-DPSK transmission over 10,000km has been achieved over legacy submarine fibre demonstrating that upgrades to transpacific links are possible at double the spectral efficiency of previous ...
High efficiency supercontinuum generation using ultra-long Raman fibre cavities
High efficiency supercontinuum Raman fibre cavities
2015/7/30
Supercontinuum generation in a multi-fibre ultra-long Raman fibre laser cavity is investigated experimentally. By using this cavity configuration we demonstrate improved spectral flatness and supercon...