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Performance of Parametric Wavelength Exchange for Narrow Pulse Width Return-to-Zero Signal
Parametric Wavelength Exchange Narrow Pulse Return-to-Zero Signal
2015/7/14
We demonstrate the parametric wavelength exchange for 10-Gb/s RZ and NRZ signals. The narrow pulse width of the exchanged RZ signal indicates that CW or quasi-CW pumps are capable of handling with ult...
Wavelength Conversion Devices Using Periodic Domain-Inverted Structures and Their Applications to Photonic Networks
Nonlinear optics Wavelength conversion Optical switching
2009/6/8
Recent progress in waveguide-type quasi-phase matched (QPM) nonlinear-optic wavelength conversion devices is reviewed with emphasis on research work of the author's group. A new technique for forming ...
Tunable Wavelength Converter and Filter Based on Periodically Poled Lithium Niobate
Periodically poled lithium niobate Wavelength converter Wavelength filter
2009/6/1
In this paper, we present our researches on the applications of periodically poled lithium niobate (PPLN) in optical communications. Tunable wavelength converter and filter are investigated based on P...
Gas temperature measurements using wavelength modulation spectroscopy at 1.39 μm
combustion gas temperature measurements
2011/5/6
Gas temperature measurements in a combustion system by using wavelength modulation spectroscopy 2f ratio of two selected transitions method were presented for 1.39 μm. Wavelength modulation was perfor...
Wavelength-Multiplexed Entanglement Distribution over 10 km of Fiber
Wavelength-Multiplexed Entanglement Distribution
2015/8/6
We report the first experimental demonstration of wavelength-multiplexed entanglement distribution. 44 channels of highly-entangled photon-pairs from one single broadband source are distributed over 1...
Wavelength Demultiplexer Based on a Continuous-Wave Bismuth-Oxide Fiber Optical Parametric Amplifier
Wavelength Demultiplexer Continuous-Wave Bismuth-Oxide Fiber Optical Parametric Amplifier
2015/8/6
We used the sub-nanometer bandwidth of a bismuth-oxide fiber OPA for demultiplexing 10Gb/s channels 100GHz apart with penalty <2dB. We obtained -20dB of crosstalk, with 2.5W of CW pump power.
Wavelength Selective Switches time requirements for shared path protection in ASON/GMPLS rings
Wavelength Switches time shared path protection ASON/GMPLS rings
2015/8/6
We analyze the protection time provided by the shared path protection scheme in GMPLS-based optical rings, as a function of the switching time of the Wavelength Selective Switches (WSS).
Novel Node Architectures for Wavelength-Routed WDM Networks with Wavelength Conversion Capability
Node Architectures Wavelength-Routed WDM Networks Wavelength Conversion Capability
2015/8/6
We present and evaluate two novel node architectures based on optical switch matrices and wavelength converters (WCs). Relatively small and cheap switches are required while WCs efficiently improve bl...
Power Divergence Due to Wavelength Rerouting in Long Haul Circulating Loop Experiments
Wavelength Rerouting Long Haul Circulating Loop
2015/8/6
The power divergence and the resulting transmission penalty due to wavelength rerouting is measured in long-haul transmission for different power adjustment steps in an applied constant gain circulati...
Balancing Multifibre and Wavelength Converter Cost in Wavelength Routing Networks
Balancing Multifibre Wavelength Converter Cost Wavelength Networks
2015/8/6
This paper evaluates the balance between the cost of multifibres and the cost of wavelength converters in multilayer networks. A novel ILP formulation of the static planning problem is applied.
Tunable Optical Wavelength Conversion of a 10 Gb/s OFDM Data Signal using a Periodically-Poled Lithium Niobate Waveguide
Tunable Optical Wavelength Conversion OFDM Data Signal Lithium Niobate Waveguide
2015/8/4
We experimentally demonstrate tunable wavelength conversion of 10 Gb/s RF-tone assisted OFDM signal with high conversion efficiency over ~30 nm tuning range using a PPLN waveguide. A penalty of < 3 dB...
Integrated Optical PPLN Transmitter and Receiver Modules for Wavelength Conversion of C-Band Signals to / from the Mid Infrared
Integrated Optical PPLN Transmitter Receiver Modules Wavelength Conversion C-Band Signals Mid Infrared
2015/8/4
We developed transmitter and receiver modules with Ti:PPLN waveguide operated as difference frequency generator to convert a signal (λ s ~ 1550 nm) to the mid infrared (λ i ~ 3800 nm) and back again.
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
2015/8/4
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.
Low Penalty 80Gb/s Non-Inverted Wavelength Conversion Using a Broad Rectangular Shaped Optical Filter
Non-Inverted Wavelength Conversion Optical Filter
2015/8/4
We demonstrate non-inverted wavelength conversion at 80Gb/s based on cross-phase modulation in a SOA.Using a flat-top 6nm broad filter with sharp roll-off we achieve a penalty of only 0.5dB.
Wavelength-tunable ultrashort optical pulse generation using Mach- Zehnder-modulator-based flat comb generator
Wavelength-tunable optical pulse Mach- Zehnder-modulator comb generator
2015/8/4
Broadband wavelength tunable femtosecond pulse generation has been demonstrated using a Mach-Zehnder-modulator-based comb generator. 200fs, 10GHz pulses were generated in the wavelength range of 1545 ...
