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Phase Sensitive Degenerate Parametric Amplification Using Highly Efficient PPLN Ridge Waveguides
Nonlinear optics parametric processes Lithium niobate
2015/5/22
We constructed the first CW pumped degenerate parametric amplifier based on PPLN waveguides. We successfully demonstrated an in-phase gain of +11 dB and the phase sensitive amplification of a modulate...
Efficient Regenerator Placement and Wavelength Assignment in Optical Networks
Efficient Regenerator Placement Wavelength Assignment Optical Networks
2015/5/21
We present a novel auxiliary graph approach for optical networks regenerator placement and wavelength assignment (RPWA) problem. Simulation results show that our proposed approach outperforms other tw...
A Novel MoM Approach for Obtaining Accurate and Efficient Solutions in Optical Rib Waveguide
Method of moments optical rib waveguide integrated optics rectangular waveguide
2009/7/28
The optical rib waveguide (ORW) plays an important role in the design of several integrated optical devices. Various methods have been proposed for obtaining the modal field solutions in ORW. However,...
Management and Control Scheme Employing Wavelength-Grouped Transmission-Guaranteed Link for Highly-Manageable and Cost-Efficient Transparent Optical Mesh Networks
Employing Wavelength-Grouped Transmission-Guaranteed Link Transparent Optical Mesh Networks
2015/7/17
This paper proposes a GMPLS-based management and control scheme that visualizes the route and available resources considering optical reachability and wavelength assignment in transparent-optical-mesh...
High-order micro-ring resonator assisted wavelength converters for scalable and power efficient photonic routers
resonator wavelength converters power efficient photonic routers
2015/7/17
We design and demonstrate the first higher-order silicon micro-ring resonators suitable for wavelength conversion. We show that 40 and 160Gb/s wavelength conversion is feasible with a SOA followed by ...
All-Optical Wavelength Conversion at 160Gb/s by Intersubband Transition Switches Utilizing Efficient XPM in InGaAs/AlAsSb Coupled Double Quantum Well
Wavelength Conversion Coupled Double Quantum Well
2015/7/14
We report all-optical wavelength conversion of 160-Gb/s signal by intersubband transition switches with signal pulse energy as low as sub-pJ, which is enabled by newly designed InGaAs/AlGaAs/AlAsSb co...
Improved Nonlinear Tolerance of 112-Gb/s PDM-OFDM in Dispersion-Uncompensated Transmission with Efficient Channel Estimation
Nonlinear Tolerance PDM-OFDM Dispersion-Uncompensated Transmission Efficient Channel Estimation
2015/7/30
We show numerically that the nonlinear tolerance of a 112-Gb/s PDM-OFDM signal, coherently received with a robust and efficient channel estimation method, is substantially improved by fiber dispersion...