搜索结果: 1-15 共查到“光学工程 Compact”相关记录53条 . 查询时间(0.224 秒)
New Design Results in Compact,Highly Efficient Frequency Comb
New Design Results Compact Highly Efficient Frequency Comb
font style='font-size:12px;'>
2017/3/30
Northwestern Engineering researchers have designed a quantum cascade laser (QCL) frequency comb that is dramatically more efficient than previous iterations. Led by Manijeh Razeghi, researchers i...
Compact bends for multi-mode photonic crystal waveguides with high transmission and suppressed modal crosstalk
Nanophotonics photonic crystals Integrated optics devices Photonic crystal waveguides
font style='font-size:12px;'>
2015/8/7
We demonstrate an extremely compact bend for a photonic crystal waveguide supporting three spatial modes. The bend exhibits nearly 100% transmission over a relative bandwidth of 1% with less than 1% c...
Ultra-compact photonic crystal waveguide spatial mode converter and its connection to the optical diode effect
Integrated optics devices Guided waves
font style='font-size:12px;'>
2015/8/7
We design an extremely compact photonic crystal waveguide spatial mode converter which converts the fundamental even mode to the higher order odd mode with nearly 100% efficiency. We adapt a pre...
Design methodology for compact photonic-crystal-based wavelength division multiplexers
compact photonic-crystal-based wavelength division multiplexers
font style='font-size:12px;'>
2015/8/10
We present an extremely compact wavelength division multiplexer design, as well as a general framework for designing and optimizing frequency selective devices embedded in photonic crystals satisfying...
Compact refractometer based on extrinsic-phase-shift fiber Bragg grating
Refractometer Extrinsic-phase-shift Fiber Bragg grating Compact sensing structure Large measurement range
font style='font-size:12px;'>
2013/5/27
A novel method to measure refractive index of liquids by using an extrinsic-phase-shift fiber Bragg grating(EPS-FBG) is proposed and experimentally demonstrated. The EPS-FBG is obtained by separating ...
Monolithically Integrated Compact VMUX/DEMUX on Silicon-on-Insulator Platform
Wavelength filtering devices Integrated optics devices Photonic integrated circuits
font style='font-size:12px;'>
2015/5/26
We demonstrate a compact 40-channel, dense wavelength division multiplexing (DWDM)VMUX/DEMUX by monolithic integration of an echelle grating and high-speed p-i-n VOA on the silicon-on-insulator (SOI) ...
Colorless Compact Tunable Optical Dispersion Compensator based Solely on Linear Translation
fiber optics communications dispersion compensation devices
font style='font-size:12px;'>
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...
40-Gbps Direct Modulation of 1.3-μ μm InGaAlAs DFB Laser in Compact TO-CAN Package
Semiconductor laser Integrated optics devices
font style='font-size:12px;'>
2015/5/25
We developed a compact TO-CAN module with a 1.3-μm InGaAlAs directly-modulated laser. We achieved a record relaxation oscillation frequency slope value of 4.85 GHz/mA 1/2 and a 40-Gbps modulated trans...
Flexible and Compact Hierarchical Optical Cross-Connect Node with Waveband Add/Drop Restriction
Fiber optics optical communications Switching circuit
font style='font-size:12px;'>
2015/5/22
flexible and compact hierarchical optical cross-connect (HOXC) node that considers a practical waveband add/drop restriction is proposed. We introduce a prototype HOXC system and verify its technical ...
Compact PLC-based Transponder Aggregator for Colorless and Directionless ROADM
Buffers couplers routers switches multiplexers Optical switching devices Waveguides planar
font style='font-size:12px;'>
2015/5/22
We describe a compact transponder aggregator comprising a splitter-switch and a tunable filter array based on PLC technology. We realize a colorless, directionless and contentionless multi-degree ROAD...
Compact and low-cost optical interconnection employing novel small multi-fiber optical connectors
Fiber optics components Subsystem integration techniques
font style='font-size:12px;'>
2015/5/22
We describe a novel small multi-fiber connector and its applications to high-density and low-cost interconnection for optical network systems, including an optical backplane combined with an optical f...
Compact InGaAsP/InP Flattened Ring Lasers with Etched Beam Splitters
Resonators Photonic integrated circuits
font style='font-size:12px;'>
2015/5/21
We present results from novel compact InGaAsP/InP based flattened micro-ring resonators and lasers. Resonators with circumferences 30-300μm by using etched beam-splitters (EBS) are demonstrated. EBS c...
An Ultra-Compact Polarization Rotator Based on Surface Plasmon Polariton Effect
Polarization Surface Plasmon Polariton
font style='font-size:12px;'>
2015/5/21
A 3μm long ultra small surface plasmon polariton effect based TM to TE polarization rotator was designed. Effective polarization rotation was achieved in fabricated devices. 10dB PER and 11dB insertio...
Compact broadband polarizer based on shallowly-etched silicon-on-insulator ridge optical waveguides
Compact broadband polarizer based shallowly-etched silicon-on-insulator ridge optical waveguides
font style='font-size:12px;'>
2015/5/21
A novel type of optical polarizer based on silicon-on-insulator shallowly-etched ridge waveguide is designed,fabricated and characterized. The present polarizer is compact, broad-band, and easy-fabric...
Fully Reconfigurable Compact RF Photonic Filters Using High-Q Silicon Microdisk Resonators
Integrated optics devices Wavelength filtering devices.
font style='font-size:12px;'>
2015/5/21
We present a fully reconfigurable fourth-order SOI RF-photonic filter with a tunable bandwidth of 0.9–5 GHz, FSR > 600 GHz, out-of-band rejection > 38 dB, and compact size (0.15 mm 2 ) using high-Q re...