搜索结果: 1-15 共查到“光学仪器及技术 Polarization”相关记录34条 . 查询时间(0.25 秒)
Researchers devise new tool to measure polarization of light
Researchers new tool measure polarization of light
2016/7/4
Polarimetry has widespread applications within atmospheric sensing, telecommunications, biomedical imaging, and target detection. Several existing methods of imaging polarimetry trade off the sensor’s...
Differential cross-polarization modulation (DXPoM) wavelength conversion using a semiconductor optical amplifier has been proposed to outperform substantially traditional cross-polarization modulation...
Over 1-Tbit/s/port Polarization-Multiplexed DWDM/DQPSK Optical Packet Switching and Buffering
Over 1-Tbit/s/port Polarization-Multiplexed DWDM/DQPSK Optical Packet Switching Buffering
2015/5/20
We demonstrate 1.2-Tbit/s/port polarization-multiplexed optical packet (20 Gbit/s DQPSK × 30λ × 2 Polarization) switching and buffering. Our optical packet switch system with low polarization dependen...
Improvement of All Optical ADC based on Phase-Shifted Optical Quantization by Using a Polarization Modulator
Phase-Shifted Optical Quantization Optical ADC Improvement
2015/5/15
A novel scheme of OADC using PolM is proposed in this paper and ENOB of 3.18 bits under a sampling rate of 10Gs/s is obtained in the experiment.
A Polarization Diversity Circuit for Silicon Photonics
Silicon Photonics Polarization Diversity Circuit
2015/5/15
A polarization diversity circuit in silicon waveguide was developed. The polarization dependent loss is 0.5dB. The insertion loss from the polarization diversity components is 3dB. The extinction rati...
Distributed Birefringence Measurement of Polarization Maintaining Fiber Using Transient Brillouin Grating
Fibers polarization maintaining Scattering stimulated Brillouin
2015/6/10
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...
All-Order Polarization Mode Dispersion (PMD) Compensation in 10Gbit/s×4 OTDM System via Hyperfine Resolution Optical Pulse Shaper
Fiber Optics Communications Polarization Fiber optics components Fiber optics sensors
2015/6/8
We experimentally demonstrate optical compensation of all-order polarization mode dispersion with >50ps mean differential group delay in a 10Gbit/s×4 OTDM system using an optical pulse shaper with 1.6...
We demonstrate fast endless optical polarization control for instrumentation,polarization demultiplexing and PMD compensation. Mean/max polarization error is 0.077/0.197 rad during 30 minutes at up to...
Characterization of Integrated Polarization-Diversity DPSK Demodulator with Two-Dimensional Chirped Grating Couplers and Ring Resonators
Integrated optics devices Fiber optics communications
2015/6/4
We describe the design and experimental results of an integrated polarization-diversity DPSK demodulator. The integration of 2-D chirped grating couplers enabled polarization-diversity operation with ...
10Gb/s Bi-directional Symmetric WDM-PON System based on POLMUX Technique with Polarization Insensitive ONU
Optical communications Networks
2015/6/4
We demonstrated 10Gb/s bi-directional symmetric transmission based on polarization-division multiplexing with a centralized light source. One of two orthogonal polarization states carries downstream d...
Impact of Polarization-mode Dispersion on Wavelet Transform Based Optical OFDM Systems
Fiber optics communications Modulation
2015/6/4
The impact of PMD on wavelet transform based optical OFDM (WTO-OFDM) systems is investigated. Simulations show that WTO-OFDM is very sensitive to PMD. A 1-dB penalty at 5-ps DGD is incurred for 112-Gb...
Spectral and polarization properties of stochastic electromagnetic beams propagating in gain or absorbing media
Spectral polarization properties stochastic electromagnetic beams propagating in gain absorbing media
2013/7/2
Based on the generalized Huygens–Fresnel diffraction principle and on the unified theory of coherence and polarization of light, the analytical expressions for the cross-spectral density matrix of a c...
240-Gb/s Polarization-Multiplexed 64-QAM Modulation and Blind Detection Using PLC-LN Hybrid Integrated Modulator and Digital Coherent Receiver
Polarization-Multiplexed 64-QAM Modulation Blind Detection PLC-LN Hybrid Integrated Modulator Digital Coherent Receiver
2015/7/20
We demonstrate 240-Gb/s 64-QAM signal modulation and detection. 20-Gbaud 64-QAM signals are generated employing hybrid integration of silica PLCs and LiNbO 3 phase modulators, and demodulated with a d...
Sensitivity of Balanced Receivers for Polarization Shift Keying in Free-Space Optical Communications
Sensitivity Balanced Receivers Polarization Shift Free-Space Optical Communications
2015/7/20
Polarization modulation is a robust and efficient format for optical free-space communications. We study the sensitivity of real-world balanced receivers, including possible atmospheric effects on the...
System Benefits of Temporal Polarization Interleaving with 100Gb/s Coherent PDM-QPSK
System Benefits Temporal Polarization Interleaving PDM-QPSK
2015/7/20
We demonstrate, over a NZDSF link, that the system benefits provided by the temporal interleaving of polarization tributaries of 100Gb/s coherent RZ-PDM-QPSK data depend on the WDM system configuratio...