搜索结果: 1-15 共查到“光电子技术 bandwidth”相关记录25条 . 查询时间(0.064 秒)
Photonics for HPEC: A Low-Powered Solution for High Bandwidth Applications
Photonics HPEC: A Low-Powered Solution High Bandwidth Applications
2011/5/25
Photonics offer high bandwidth for minimal power. While critical for the future of HPC, this has an immediate impact in HPEC, where power is critical. Here, a 4-10x improvement in performance/watt can...
Bandwidth-flexible ROADMs as Network Elements
Networks wavelength routing Wavelength filtering devices
2011/5/22
The continuing need to reduce transmission costs drives the requirement for higher spectral efficiency in optical communication systems. We review here the use of Bandwidth-flexible ROADMs as one of t...
A Broadband, Spectrally Flat, High Rep-rate Frequency Comb: Bandwidth Scaling and Flatness Enhancement of Phase Modulated CW through Cascaded Four-Wave Mixing
Broadband Spectrally Flat High Rep-rate Frequency Comb Bandwidth Scaling Flatness Enhancement Phase Modulated CW Cascaded Four-Wave Mixing
2011/5/20
We demonstrate a scheme to scale the bandwidth by several times while enhancing spectral flatness of frequency combs generated by intensity and phase modulation of CW lasers using cascaded four-wave m...
Wide Bandwidth, Low Loss 1 by 4 Wavelength Division Multiplexer on Silicon for Optical Interconnects
Wide Bandwidth Low Loss 1 by 4 Wavelength Division Multiplexer Silicon Optical Interconnects
2011/5/20
We demonstrate an add/drop filter based on coupled vertical gratings on silicon. The concept is extended to implement a 1 by 4 wavelength division multiplexer with 3nm bandwidth,1dB insertion loss and...
Bandwidth Measurement of Multimode Fibers through System Level Bit Error Rate Testing
Bandwidth Measurement Multimode Fibers Bit Error Rate Testing
2011/5/18
A new bandwidth measurement method for multimode fibers is developed through measuring bit error rate and power penalty associated with the testing system. Experimental calibration procedure and actua...
Experimental Investigation of Wide Bandwidth Single and Dual Pump non-Degenerate Phase Sensitive Amplifiers
Fiber optics amplifiers oscillators Nonlinear optics parametric processes
2010/6/10
We demonstrate non-degenerate phase sensitive amplification of a DPSK data signal in both single and double pumped parametric configurations, achieving uniform phase sensitive gain and attenuation ove...
Novel Passive Launch Scheme for Ultimate Bandwidth Improvement of Graded-Index Multimode Fibers
Fiber optics communications Optical engineering
2010/6/9
We propose a new practical multimode fiber optical launch scheme, providing near single mode group excitation for >5 times transmission bandwidth improvement. Equalization-free transmission of a 10-Gb...
Digital Video Bandwidth Requirements for Large Flat-panel Televisions
Fiber optics communications Psychophysics
2010/6/5
Consumer expectations for high quality high-definition programming will place greater demand on access networks as flat-panel display sizes increase. Herein, we investigate the bandwidth requirement t...
Waveguide-Integrated Ge/Si Avalanche Photodetector with 105GHz Gain-Bandwidth Product
Avalanche photodiodes
2010/6/4
We report the first demonstration of a waveguide-integrated avalanche photodetector using Group-IV heterostructure materials. Such device achieved a responsivity of ~0.8A/W at unity gain and an impres...
Method for Measuring Conversion Gain Response and O/E Bandwidth of Integrated D(Q)PSK Receivers
photodetectors integrated optoelectronic circuits
2010/6/4
A method for recovering the O/E frequency response of D(Q)PSK receivers with integrated delay-line interferometers (DLIs) is presented. Modulator chirp is canceled by measuring at specific DLI phases,...
A 30 GHz Bandwidth, 80 GS/s Sample Rate Real-time Waveform Digitizing System
GHz Bandwidth GS/s Sample Rate Real-time Waveform Digitizing System
2010/6/4
A method employing a unique mixture of microwave and digital signal processing is described that provides for large bandwidth increases in waveform digitizers. Such digitizers are a critical component...
Three-Dimensional Metamaterials with an Ultrahigh Effective Refractive Index over a Broad Bandwidth
Three-Dimensional Metamaterial Ultrahigh Effective Refractive Index Broad Bandwidth
2009/8/10
The authors introduce a general mechanism, based on electrostatic and magnetostatic considerations,for designing three-dimensional isotropic metamaterials that possess an enhanced refractive index ove...
Overcoming gain-bandwidth product constraint in slow light Raman amplification with the use of light-stopping schemes
Overcoming gain-bandwidth product constraint slow light Raman cation
2009/8/10
We show that a light-stopping system with Raman amplification can overcome the gain-bandwidth constraint of slow light Raman amplification systems. The gain scales linearly with the time t...
Bandwidth-On-Demand Ultra Dense WDM Access (1.25/2.5 Gb/s × N-ch) Employing Time-Domain Interleaved Wavelength-Swept Transmitter
Ultra Dense WDM Access Time-Domain Interleaved Wavelength-Swept Transmitter
2009/7/20
To realize a flexible WDM signal format, the dynamic control of channel number and data rate is proposed. A total rate of more than 10 Gb/s with ultra-dense spacing (< 10 GHz) is demonstrated experime...
FlexPON:a Hybrid TDM/WDM Network enabling Dynamic Bandwidth Reconfiguration using Wavelength Routing
FlexPON Hybrid TDM/WDM Network Dynamic Bandwidth Reconfiguration Wavelength Routing
2009/7/14
A new cost-effective FTTH network with high bandwidth efficiency and extreme flexibility is demonstrated. FlexPON uses a stack of coloured PONs combined with remote wavelength routing allowing capacit...