搜索结果: 1-15 共查到“光学工程 Brillouin”相关记录26条 . 查询时间(0.064 秒)
Distributed Temperature Sensing Using Stimulated-Brillouin-Scattering-Based Slow Light
Distributed temperature sensing stimulated Brillouin scattering slow light
2013/12/5
Distributed temperature sensing has been achieved by spatially resolved measurement of the probe time delay resulted from stimulated-Brillouin-scattering slow light. The temperature of a particular fi...
Photonic chip based tunable and reconfigurable narrowband microwave photonic filter using stimulated Brillouin scattering
Stimulated scattering modulation Nonlinear optics integrated optics Radio frequency photonics
2012/8/7
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...
Design for broadband on-chip isolator using stimulated Brillouin scattering in dispersion-engineered chalcogenide waveguides
Nonlinear optics Stimulated scattering modulation Nonlinear optics devices
2012/8/7
We propose a scheme for on-chip isolation in chalcogenide(As2S3) rib waveguides, in which Stimulated Brillouin Scattering is used to induce non-reciprocal mode conversion within a multi-moded waveguid...
Complete All-Optical Silica Fiber Isolator via Stimulated Brillouin Scattering
Brillouin scattering electrostriction optical fi bers optical isolators.
2011/8/10
This study demonstrates the theoretical operation of an all-optical silica fiber isolator using stimulated Brillouin scattering. Two pump sources that copropagate through a double-mode fib...
Complete Mitigation of Brillouin Scattering Effects in Reflective Passive Optical Networks using Triple-Format OFDM Radio Signals
Brillouin Scattering Effect Passive Optical Network Triple-Format OFDM Radio Signals
2011/5/18
Brillouin scattering is identified as a severe limitation in narrow line-width,bi-directional reflective systems. A spectrum management mitigation technique for triple-format OFDM signals is demonstra...
Self-Homodyne 10 Gbit/s PSK Receiver based on Stimulated Brillouin Amplification and Electrical Filtering
Optical communications Optical processing
2010/6/10
We demonstrate the first self-homodyne coherent detection of 10 Gbit/s PSK signals using Brillouin amplification of the optical carrier. Performance close to the ideal homodyne receiver is obtained by...
Distributed Birefringence Measurement of Polarization Maintaining Fiber Using Transient Brillouin Grating
Fibers polarization maintaining Scattering stimulated Brillouin
2010/6/10
We propose a true distributed birefringence measurement of polarization-maintaining fiber based on transient Brillouin grating. A birefringence variation of 2.5×10 -6 along 8 m Bow-tie fiber is measur...
Stimulated Brillouin Scattering based In-Band OSNR Monitoring for 40G and 100G Deployment in Optical Networks with 100 GHz and 50 GHz Channel Spacing
Fiber optics communications Fiber optics links subsystems
2010/6/10
We present an improved approach for SBS based in-band OSNR monitoring with a drastic enhancement of the dynamic monitoring range for 44.6 Gbps DPSK and 112 Gbps DP-QPSK signals by intentionally adding...
Simultaneous Monitoring of In-Band Optical Noise for WDM Signals using Stimulated Brillouin Scattering
Scattering stimulated Nonlinear optics fibers
2010/6/9
We demonstrate simultaneous monitoring of the optical signal to noise ratio (OSNR) for wavelength-division multiplexed 40 Gb/s signals using the back-reflected Stokes wave from Stimulated Brillouin Sc...
Single-Frequency Hybrid Brillouin/Ytterbium Fiber Laser with 1-W Output Power
Lasers fiber Lasers ytterbium Nonlinear optics fibers
2010/6/8
A high-power hybrid Brillouin/ytterbium fiber laser is demonstrated with an output power of 1 W. The laser operates in the single-frequency regime with an optical signal-to-noise ratio greater than 55...
Enhanced distributed hybrid sensor based on Brillouin and Raman scattering combining Fabry-Perot lasers and optical pulse coding
Fiber optics sensors Scattering Brillouin Scattering Raman
2010/6/8
Pulse coding techniques are proposed in combination with the use of Fabry-Perot lasers for simultaneous strain and temperature sensing based on hybrid spontaneous Raman-Brillouin scattering.Combinatio...
Bit-Rate Tunable Clock Recovery of NRZ-DPSK Signal Based on Delay-Asymmetric Nonlinear Loop Mirror and Stimulated Brillouin Scattering Loop
Nonlinear optical signal processing Scattering stimulated Brillouin Nonlinear optics four-wave mixing
2010/6/8
We demonstrate bit-rate tunable clock recovery of NRZ-DPSK signal. The signal is converted to RZ-OOK by demodulation and by phase erasure. Recovered clock signals from 4 to 13 GHz are obtained through...
Ge-doped Laser Fiber with Suppressed Stimulated Brillouin Scattering
Fiber design fabrication Fiber properties
2010/6/5
Ge-doped laser fibers with suppressed SBS are proposed. By taking advantage of the difference between optical and acoustic properties, higher SBS thresholds of 3-5 dB are shown numerically while maint...
New Optical Fibre Line Testing System Function for Facility Location and Identification Using Multivalued Brillouin Frequency Shift Assigned Fibre
Optical Fibre Line Testing System Function IMultivalued Brillouin Frequency Shift Assigned Fibre
2009/7/17
We propose a new optical fibre line testing system function for locating and identifying facilities in optical fibre networks with high accuracy by using 1 cm of multivalued Brillouin frequency shift ...
Almost Distortion-Free 1.2 Bit Brillouin Based Slow-Light
Almost Distortion-Free Brillouin Based Slow-Light
2009/7/15
We present the first experimental verification of an almost distortion-free SBS based delay line. Since no distortion will be accumulated by the pulses, any delay can be achieved by a cascading of suc...