搜索结果: 1-12 共查到“光电子技术 Bragg gratings”相关记录12条 . 查询时间(0.152 秒)
Fabrication of Microfiber-Based Bragg Gratings with Ultraviolet-Light Exposure
Fiber Bragg gratings Integrated optics devices Microstructure fabrication
2015/5/22
We fabricated microfiber-based Bragg gratings with ultraviolet-light exposure. Bragg reflections are observed for gratings with diameters of several micron-meters. The dependence of Bragg grating char...
Developments and Applications of Microstructured Fiber Bragg Gratings
Fiber optics components Fiber Bragg gratings Microstructured fibers
2015/5/22
Nowadays, fiber Bragg gratings (FBGs) indisputably represent one of the most powerful in-fiber tools for the development of effective sensing and communication devices.Within this fiber technology, th...
Intensity-Modulated Optical Fiber Sensors Based on Chirped-Fiber Bragg Gratings
Optical fiber sensors fiber Bragg gratings intensity-modulated sensors
2013/5/27
Intensity-modulated fiber Bragg grating (FBG) sensors, compared with normal wavelength-encoding FBG sensors, can reduce the cost of sensor system significantly by using cost-efficient optical power...
Temperature-insensitive 2-D tilt sensor by incorporating fiber Bragg gratings with a hybrid pendulum.
Fiber Bragg gratings (FBGs) Fiber-optic sensors Tilt measureme nt Temperature insensitive Hybrid pendu lum
2013/5/27
A novel two-dimensional (2-D) tilt sensor is demonstrated by incorporating only twofiber Bragg gratings (FBGs) with a hybrid pendulum transducer. The pendulum transducer is specially designed with hol...
Temperature-Insensitive 2-D Pendulum Clinometer Using Two Fiber Bragg Gratings
Clinometer fiber Bragg gratings (FBGs) fiber-optic sensors temperature-insensitive.
2013/5/27
A novel two-dimensional (2-D) clinometer has been demonstrated by attaching two fiber Bragg gratings (FBGs) on a deliberately designed pendulum composed of a tapered cylin-drical beam and a mass. Due ...
Fabrication of fiber Bragg gratings in 40 μ μm diameter low GeO 2 silica fiber using cw-Ar + -laser
Fiber Bragg gratings photosensitivity Fiber optics components
2015/6/4
Mean index changes >10 -3 were obtained in non-hydrogen-loaded ~3% GeO 2 -doped silica fibers with a 9/40 μm core/cladding diameter using a cw 244-nm-Ar + -laser. Core stress changes are positive indi...
Temperature-insensitive 2D tilt sensor with three fiber Bragg gratings.
fiber Bragg gratings fiber-optic sensors tilt measurement
2013/5/27
A two-dimensional (2D) tilt sensor based on three optical fiber Bragg gratings (FBGs) isproposed and demonstrated. Experimental results show that a high measurement sensitivity of 192 pm/◦ and r...
3.Free-spectral range tunable Fabry-Perot filter with superimposed fiber Bragg gratings
Fabry–Perot Free-spectral range Superimposed fiber Bragg grating
2013/5/24
A novel free-spectral range (FSR) tunable Fabry–Perot filter (FPF) with two superimposed fiber Bragg gratings (SFBGs) is proposed and experimentally demonstrated. The SFBGs, initially uniform in perio...
Fiber Bragg Gratings Made in Highly Nonlinear Bismuth Oxide Fibers Using IR Ultrafast Radiation
Fiber Bragg Gratings Made Highly Nonlinear Bismuth Oxide Fibers IR Ultrafast Radiation
2015/7/20
We have written for the first time high quality Bragg grating structures in highly nonlinear single mode bismuth oxide fibers . The grating inscription method is presented along with the annealing beh...
Reconfigurable Time Domain Spectral Phase Encoding/Decoding Scheme Using Fibre Bragg Gratings for Two-dimensional Coherent OCDMA
Time Domain Spectral Phase Encoding/Decoding Scheme Fibre Bragg Gratings Two-dimensional
2015/8/4
We demonstrate the reconfigurable time domain spectral phase encoding/decoding (SPED) schemes using fibre Bragg gratings (FBG) for the first time. Chirped FBG is used for coherent spectral phase encod...
A Novel Tunable ROADM Concept Based on Tilted Fiber Bragg Gratings and MEMS Technology
ROADM Concept Tilted Fiber Bragg Gratings MEMS Technology
2015/8/4
A novel concept enabling ultra low-loss tunable ROADM is proposed and demonstrated. Wavelength selection is achieved using tilted fiber Bragg gratings in a MEMS controlled mirror cavity.
Experimental Demonstration of the Reduction of PDL and DGD in Fibre Bragg Gratings by Using a Twisted-Fibre for the Inscription
PDL DGD Fibre Bragg Gratings Twisted-Fibre Inscription
2015/8/3
We experimentally report the possibility to reduce PDL and DGD in fibre Bragg gratings by inducing polarization mode coupling. This is obtained by using a twisted-fibre for the inscription.