搜索结果: 151-165 共查到“光学工程 optical”相关记录1196条 . 查询时间(0.335 秒)
OPTMIZED IP-MPLS TRANSPORT FOR OPTICAL NETWORKS WITH NEXT GEN SWITCHING
OPTMIZED IP-MPLS TRANSPORT OPTICAL NETWORKS NEXT GEN SWITCHING
2015/5/26
Efficient packet transport Communication Service Provider designs for bandwidth hungry data services are abundant. Reliable, robust and cost-effective convergence to layered SONET/SDH, IP-MPLS network...
Characterization and Monitoring of Laser Linewidths in Coherent Optical OFDM Systems
Fiber optics communications Modulation
2015/5/26
We demonstrate monitoring of digitally-generated laser linewidths for 107-Gb/s coherent optical OFDM systems. Unique characteristics of time-domain phase-error variance are exploited to extract laser ...
Colorless Compact Tunable Optical Dispersion Compensator based Solely on Linear Translation
fiber optics communications dispersion compensation devices
2015/5/26
We propose and demonstrate a compact tunable optical dispersion compensator(TODC) with 100-GHz FSR. The TODC is based on longitudinal displacement of a WGR resulting in chromatic dispersion compensati...
Integrated-optic demultiplexers for optical OFDM signals
Integrated optics devices Optical communications
2015/5/26
We review recent progress on our integrated-optic OFDM demultiplexers fabricated with silica PLC technology. We detail the configuration, operating principle, and characteristics of the demultiplexers...
Reconfigurable Time-Domain De-multiplexing of Optical Signals at 40 Gb/s
Integrated optics devices Buffers couplers switches and multiplexers Nonlinear optical signal processing
2015/5/26
We experimentally demonstrate reconfigurable switching of four 10-Gb/s tributary channels of 40-Gb/s data using a programmable planar lightwave circuit and nonlinear wavelength conversion. Our device ...
Polymer PLC as an Optical Integration Bench
Photonic integrated circuits Polymer waveguides Thin film devices and applications
2015/5/26
A polymer-based photonic toolbox is presented, in which fiber grooves, waveguides,thin film elements and 45°mirrors can be combined for hybrid integration with active components.The toolbox provides s...
Optical Modulation Signal Enhancement Using a Phase Sensitive Amplifier
Fiber optic amplifiers oscillators Nonlinear optics parametric processes
2015/5/26
We propose and demonstrate the use of a PSA as a modulation signal enhancer for the first time. It can generate both phase- and amplitude modulated signals from low-extinction inputs.
Widely-Tunable Continuous-Wave Single-Longitudinal- Mode Fiber Optical Parametric Oscillator
Nonlinear Optics fibers Nonlinear optics four-wave mixing
2015/5/26
A continuous-wave fiber optical parametric oscillator with a tunability of 114 nm, a wavelength span of 143 nm and single-longitudinal-mode oscillation is demonstrated. The short-term linewidth of the...
Wide-Passband 88-Wavelength Channel-by-Channel Tunable Optical Dispersion Compensator with 50-GHz Spacing
Dispersion compensation devices Waveguides planar Gratings Spatial light modulators
2015/5/26
We realized a wide-passband multi-channel tunable optical dispersion compensator for 88 WDM signals with 50-GHz spacing by combination of an arrayed-waveguide and bulk gratings.It utilizes a novel opt...
Evaluation of a Fiber-Optic Parametric Amplifier with Optical Feedback in Multi-Channel Dynamic Networks
Networks Parametric oscillators amplifiers
2015/5/26
We investigate the feasibility of optical gain-clamping a fiber-optic parametric-amplifier to prevent cross gain saturation in multi-channel systems. We measure only moderate improvement but identify ...
Evaluation of a Fiber-Optic Parametric Amplifier with Optical Feedback in Multi-Channel Dynamic Networks
Networks Parametric oscillators amplifiers
2015/5/26
We investigate the feasibility of optical gain-clamping a fiber-optic parametric-amplifier to prevent cross gain saturation in multi-channel systems. We measure only moderate improvement but identify ...
Phase Modulated Optical Millimeter Wave Generation Based on Externally Injected Gain Switched Laser
Fiber optics communications Radio frequency photonics
2015/5/26
A novel, simple, and cost effective set up for generating phase modulated millimeter-waves is experimentally demonstrated by using an externally injected gain switched laser. System performance has be...
We review the imperatives on the optical communication technology industry to realize universal ultra high speed access to the world‟s information.
Design Green and Cost-Effective Translucent Optical Networks
Networks combinatorial network design Signal regeneration
2015/5/26
We report a network design algorithm to effectively reduce the cost and power consumption of translucent networks by using all-optical 2R regenerators. Simulation results show that the number of O/E/O...
Energy-efficient Connection Provisioning in WDM Optical Networks
All-optical networks Networks assignment routing algorithms
2015/5/26
A novel energy-efficient dynamic provisioning scheme is proposed by using an intelligent load control mechanism and an auxiliary graph model. Significant reduction in total energy consumption is achie...