搜索结果: 121-135 共查到“光学仪器及技术 Optical”相关记录194条 . 查询时间(0.14 秒)
Characterization of a Mode-Locked Quantum-Dash Fabry-Perot Laser Based on Measurement of the Complex Optical Spectrum
Mode-Locked Quantum-Dash Fabry-Perot Laser Complex Optical Spectrum
2009/7/17
By measuring the complex optical spectrum using a half-rate, sinusoidal modulation method, a mode locked quantum-dash Fabry-Perot laser is characterized for free-running operation and actively mode-lo...
160 Gbit/s OTDM System Based on 40 GHz Optical Pulses Generated Using Simultaneous Two-Arm Modulation of a Mach-Zehnder Modulator
OTDM System Optical Pulses Generated Mach-Zehnder Modulator
2009/7/17
Bit-error-rate free performance of 160 Gbit/s OTDM data based on 1.9 ps 40 GHz optical pulses generated by simultaneous two-arm modulation of a Mach-Zehnder intensity modulator has been demonstrated.
The design and characterization of monolithically integrated optical transceiver PIC in InP is reported.The PIC is fabricated in one growth step and comprises a DFB laser / monitor in 1310nm, a PIN ph...
10 × 112-Gb/s PDM 16-QAM Transmission over 1022 km of SSMF with a Spectral Efficiency of 4.1 b/s/Hz and no Optical Filtering
ransmission SSMF Spectral Efficiency Optical Filtering
2009/7/16
Ten 25-GHz-spaced wavelength-division-multiplexed channels using 112-Gb/s polarization-division-multiplexed 16-QAM are transmitted over 1022 km of standard single-mode fiber. Owing to electrical-drive...
1 Tb/s Optical Path Aggregation with Spectrum-Sliced Elastic Optical Path Network SLICE
Optical Path Aggregation Spectrum-Sliced Elastic Optical Path Network SLICE
2009/7/16
We demonstrate highly spectrally-efficient path aggregation directly in the optical domain. Multiple hundred-gigabit class flows are aggregated into a seamless 1 Tb/s optical path and transmitted in s...
Colourless FSK/ASK Optical Network Unit Based on a Fabry Pérot Type SOA/REAM for Symmetrical 10 Gb/s WDM-PONs
Colourless FSK/ASK Optical Network Fabry Pérot Type SOA/REAM WDM-PONs
2009/7/16
An Optical Network Unit based on colourless detection of optical frequency modulated signals based on a combination of Semiconductor Optical Amplifier and Reflective Electroabsorption modulator with i...
Design Optimization for 10Gb/s Full-duplex Transmission using RSOA- based ONU with Electrical and Optical Filtering and Equalization
Design Optimization Full-duplex Transmission RSOA- based ONU Electrical Optical Filtering
2009/7/16
The optimum design characteristics to maximize the performance of 10Gbps full-duplex bidirectional transmission are studied experimentally using a low-bandwidth RSOA assisted by electronic equalizatio...
Tunable Optical Dispersion Compensator Module Using Integrated Multiple Lenses in an Arrayed-Waveguide Grating
Tunable Optical Dispersion Compensator Module Integrated Multiple Lenses Arrayed-Waveguide Grating
2009/7/16
An AWG-based tunable dispersion compensator with integrated silicone lenses is fabricated. Its tuning range runs from +47 to +410 ps/nm and error-free dispersion compensation is confirmed for 42.7-Gbp...
4×4 Optical Packet Switching with a Prototype 4×4 Label Processing and Switching Sub-System
Optical Packet Switching Prototype Processing Switching Sub-System
2009/7/16
We demonstrate 4 × 4 optical packet switching for 10-Gb/s, asynchronous burst optical packets with a 4 × 4 label processing and switching sub-system prototype. Error-free operation (BER<10 -12 ) is ac...
Optical Technologies Can Improve the Energy Efficiency of Networks
Optical Technologies Energy Efficiency Networks
2009/7/15
Optical technologies, in comparison with electronic technologies, need less power to switch high bitrates and to interconnect farther subsystems. The paper discusses with specific examples how optics ...
Complete Temporal Optical Fourier Transformations Using Dark Parabolic Pulses
Complete Temporal Optical Fourier Transformations Dark Parabolic Pulses
2009/7/15
A study of the dynamics of temporal optical Fourier transforms is presented in the interest of improving transform quality. Experimental verification of how a complete Fourier transform can be obtaine...
Reducing the Optical Component Cost for Future Fibre Access
Optical Component Cost Future Fibre Access
2009/7/15
Next generation fibre access will require components with performance comparable to today’s long-haul DWDM but at GPON prices. This paper outlines the role of “colourless” technology and photonic inte...
Evolution of Optical Access Network Technologies in Radio Systems
Evolution Optical Access Network Technologies Radio Systems
2009/7/15
Radio system architecture has drastically changed thanks to the evolution of optical fibre technologies.This paper describes optical access technologies that contribute to the efficient construction o...
Bit-Rate-Variable and Order-Switchable Optical Multiplexing of 160- Gbit/s PRBS Data Using Tunable Optical Delays
Bit-Rate-Variable Order-Switchable Optical Multiplexing PRBS Tunable Optical Delays
2009/7/15
We experimentally demonstrate 160-Gbit/s PRBS data multiplexing with tunable rate and order using switchable optical delays and conversion/dispersion based tunable optical delay. Less than 9 dB penalt...
Localized Measurement of Linear Polarization Rotation Parameters in Short Optical Fibers
Localized Measurement Linear Polarization Rotation Parameters
2009/7/15
We present a novel measurement technique for precise longitudinal characterization of polarization parameters in optical fibers based on the modified counter-colliding scanner technique.