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OSNR monitoring of a 1.28 Tbit/s signal using a reconfigurable Wavelength Selective Switch
OSNR monitoring reconfigurable Wavelength Selective Switch
2011/5/25
We demonstrate in-band optical signal to noise monitoring of an 1.28 Tbit/s signal by implementing an interferometer inside a reconfigurable wavelength selective switch based on liquid crystal on sili...
Optical Switch Architectures for Emerging Colorless/Directionless/Contentionless ROADM Networks
Fiber optics and optical communications Buffers couplers routers switches multiplexers Fiber optics communications Networks wavelength routing
2011/5/22
Next generation reconfigurable architectures are starting to be deployed by carriers worldwide. This paper focuses on emerging Colorless, Directionless and Contentionless (C/D/C)ROADM architectures us...
Wavelength-space permutation switch with coherent PDM QPSK transmission for supercomputer optical interconnects
Optical interconnects Coherent communications
2010/6/4
We experimentally study the performance of an economically-viable, high-capacity supercomputer optical interconnect employing wavelength-space optical packet switching,polarization division multiplexe...
MEMS-based 1x43 Wavelength-Selective Switch with Flat Passband
MEMS-based Wavelength-Selective Switch Flat Passband
2009/7/20
We propose a flat-passband 1x43 wavelength-selective switch by using a combination of anamorphic prism pairs and two-axis MEMS mirrors. The prototype successfully demonstrates a 1x43 switching with a ...
Improvement of Wavelength Switch Performance Consisting of a SSG- DBR-LD and a SOA-DISC with BPF Detuning
Wavelength Switch Performance SSG- DBR-LD SOA-DISC BPF Detuning
2009/7/17
We demonstrate dynamic wavelength switch operation using a SSG-DBR-LD and a SOA-DISC-type wavelength converter. Error free performance was achieved with precise adjustment of signal wavelength to peri...
Demonstration of a Wavelength Selective Switch Using an LCOS and a Stacked Arrayed Waveguide Grating
Wavelength Selective Switch LCOS Stacked Arrayed Waveguide
2009/7/17
We successfully fabricated a stacked AWG with an accuracy of 0.3% and demonstrated an LCOS-based wavelength selective switch with it. Flat-top spectral response with a crosstalk of less than -31dB was...
Polarization-Independent and Low-Current Operation of InAlGaAs/InAlAs Mach-Zehnder Interferometer-Type Photonic Switch with Hybrid- Waveguide Structure for Optical Packet Switching
Polarization-Independent Low-Current Operation Hybrid-Waveguide Structure Optical Packet Switching
2009/7/15
We demonstrated a polarization-independent Mach-Zehnder interferometer-type photonic switch with very-low-current of about 5mA. Furthermore, a few nano-second switching response time was also confirme...
250 Gb/s Multi-Wavelength Operation of Microring Resonator-Based Broadband Comb Switch for Silicon Photonic Networks-on-Chip
Multi-Wavelength Operation Broadband Comb Switch Silicon Photonic Networks-on-Chip
2008/8/4
A 250-Gb/s multi-wavelength signal dynamically routed through a high-speed 1×2 silicon switch advocates low-power networks-on-chip, with power penalties and extinction ratios investigated.
High-Speed 2×2 Switch for Multi-Wavelength Message Routing in On-Chip Silicon Photonic Networks
High-Speed Multi-Wavelength Message Routing On-Chip Silicon Photonic Networks
2008/7/31
A 2×2 multi-wavelength silicon switch, enabling low-power on-chip message routing with ultra-compact footprints,is designed, fabricated, and tested with switching ratios, transition times, and power p...