搜索结果: 1-15 共查到“光学工程 tunable”相关记录102条 . 查询时间(0.238 秒)
An integrated tunable C band laser fabricated in a commercial CMOS foundry is discussed. The laser is embedded in the silicon chip, and is hermetically sealed. Preliminary optical characterization res...
Wavelength-tunable QAM Synthesis by Direct Modulation of Injection-locked Fabry-Perot Semiconductor Lasers
Wavelength-tunable QAM Synthesis Direct Modulation Injection-locked Fabry-Perot Semiconductor Lasers
2014/11/6
A new scheme for direct and tunable (30nm shown here) QAM synthesis from binary RF data streams is demonstrated with up to 48Gbit/s QPSK, including propagation over 75km SMF-28. Preliminary 16QAM (60G...
Two-Dimensional Chalcogenide Nanoplates as Tunable Metamaterials via Chemical Intercalation
Two-dimensional materials chalcogenides plasmonics photonics EELS
2015/8/6
New plasmonic materials with tunable proper ties are in great need for nanophotonics and metamaterials applications. Here we present two-dimensional layered, metal chalcogenides as tunable metamateria...
Large Area Metal Nanowire Arrays with Tunable Sub-20 nm Nanogaps
metal nanowire arrays top-down nanofabrication nanoelectrodes metal nanograting plasmonic substrates
2016/12/2
We report a new top-down nanofabrication technology to realize large area metal nanowire (m-NW) arrays with tunable sub-20 nm separation nanogaps without the use of chemical etching or milling of the ...
Tunable Reflection Bands and Defect Modes in One-Dimensional Tilted Photonic Crystal Structure
Photonic Crystal Structure Photonic Band Gap (PBG) Omnidirectional Reflector Tilted PC Structure De-fect Modes
2013/1/30
We show theoretically that range of reflection bands and defect modes inside the band gap can be tuned by using a one-dimensional tilted photonic crystal (TPC) structure. A TPC structure is similar to...
Photonic chip based tunable and reconfigurable narrowband microwave photonic filter using stimulated Brillouin scattering
Stimulated scattering modulation Nonlinear optics integrated optics Radio frequency photonics
2015/8/7
We report the first demonstration of a photonic chip based dynamically reconfigurable, widely tunable, narrow pass-band, high Q microwave photonic filter (MPF). We exploit stimulated Brillouin scatter...
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...
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...
Demonstration of Baud-Rate-Variable and Channel- Spacing-Tunable Demultiplexing of 10-40-Gbaud OFDM Subcarriers using a Multi-Tap Optical DFT
Fiber optics links subsystems Nonlinear wave mixing
2015/5/25
We experimentally demonstrate a tunable and reconfigurable optical DFT to demodulate 10-40-Gbuad OFDM with 2/3/4 subcarriers at 20/40GHz frequency spacing. Average power penalty of ~7 dB at BER of 10 ...
Wide-tuning (65 nm) Semi-cooled (50oC) Operation of a Tunable Laser based on a Novel Widely Tunable Filter
Semiconductor lasers Lasers tunable
2015/5/25
A tunable laser based on a medium wavelength selectivity tunable filter named a lateral-grating-assisted lateral-co-directional-coupler was developed. A wide tuning range of over 65 nm with SMSR of ov...
25-Gb/s Transmitter for Optical Interconnection with 10-Gb/s VCSEL Using Dual Peak-Tunable Pre-Emphasis
Optics in computing optical interconnects
2015/5/22
We developed a 25-Gb/s VCSEL transmitter with 10-Gb/s VCSEL. By driving standard 10-Gb/s VCSELs using pre-emphasis technology to overcome their optical bandwidth limit, we achieved clear eye opening a...
40Gbit/s -tunable stacked-WDM/TDM-PON using dynamic wavelength and bandwidth allocation
Fiber optics communications Fiber optics components
2015/5/22
This paper proposes a configuration and a dynamic wavelength and bandwidth allocation for the upstream signal in 40Gbit/s -tunable stacked-WDM/TDM-PON. An upstream transmission experiment with...
Tunable nonlinear frequency conversion of bismuth-tellurite glass holey fiber
Nonlinear optics fiber Harmonic generation and mixing
2015/5/22
We report on tunable parametric generation (PG) and third-harmonic generation (THG) in a 2.9-μm core bismuth-tellurite holey glass fiber. The maximum conversion efficiency was measured to be 0.1% and ...
Tunable Slotted Fabry-Pérot Lasers for Agile Optical Networks
Tunable Lasers Fiber Optic Communications Switching, packet
2015/5/21
We present work carried out to examine the characteristics and transmission performance of a three section tunable slotted Fabry-Pérot laser. The low cost laser exhibits many attractive properties inc...