Search Results - "Yu, Yanguang"

High sensitive sensing by a laser diode with dual optical feedback operating at period-one oscillation by Ruan, Yuxi, Liu, Bin, Yu, Yanguang, Xi, Jiangtao, Guo, Qinghua, Tong, Jun

“…Laser dynamics have great potential for various applications, ranging from cryptography to microwave photonics and instrumentation. This letter presents a…”
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Optical Feedback Self-Mixing Interferometry With a Large Feedback Factor C : Behavior Studies by Yanguang Yu, Jiangtao Xi, Chicharo, J.F., Bosch, T.M.

“…This paper studies the behavior of optical feedback self-mixing interferometric (OFSMI) systems, where the semiconductor lasers operate at a single mode…”
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Tunable Optical Frequency Comb Generated Using Periodic Windows in a Laser and Its Application for Distance Measurement by Chen, Zhuqiu, Fang, Can, Ruan, Yuxi, Yu, Yanguang, Guo, Qinghua, Tong, Jun, Xi, Jiangtao

“…A novel method for the generation of an optical frequency comb (OFC) is presented. The proposed approach uses a laser diode with optical feedback and operating…”
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Quality-guided spatial phase unwrapping algorithm for fast three-dimensional measurement by Chen, Ke, Xi, Jiangtao, Yu, Yanguang

“…A challenge problem associated with fringe pattern profilometry (FPP) systems is the unwrapping of phase maps resulted from complex object surface shapes. The…”
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Laser Self-Mixing Fiber Bragg Grating Sensor for Acoustic Emission Measurement by Liu, Bin, Ruan, Yuxi, Yu, Yanguang, Xi, Jiangtao, Guo, Qinghua, Tong, Jun, Rajan, Ginu

“…Fiber Bragg grating (FBG) is considered a good candidate for acoustic emission (AE) measurement. The sensing and measurement in traditional FBG-based AE…”
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Measuring Linewidth Enhancement Factor by Relaxation Oscillation Frequency in a Laser with Optical Feedback by Ruan, Yuxi, Liu, Bin, Yu, Yanguang, Xi, Jiangtao, Guo, Qinghua, Tong, Jun

“…This paper presents a new method for measuring the linewidth enhancement factor (alpha factor) by the relaxation oscillation (RO) frequency of a laser with…”
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Channel Covariance Matrix Estimation via Dimension Reduction for Hybrid MIMO MmWave Communication Systems by Hu, Rui, Tong, Jun, Xi, Jiangtao, Guo, Qinghua, Yu, Yanguang

“…Hybrid massive MIMO structures with lower hardware complexity and power consumption have been considered as potential candidates for millimeter wave (mmWave)…”
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Dual-Frequency Doppler LiDAR Based on External Optical Feedback Effect in a Laser by Chen, Zhuqiu, Yu, Yanguang, Ruan, Yuxi, Nie, Bairun, Xi, Jiangtao, Guo, Qinghua, Tong, Jun

“…A novel Dual-frequency Doppler LiDAR (DFDL) is presented where the dual-frequency light source is generated by using external optical feedback (EOF) effect in…”
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Iterative Nonlinearity Mitigation and Decoding for LED Communications by Zhao, Weikang, Guo, Qinghua, Yu, Yanguang, Xi, Jiangtao, Tong, Jun

“…The light-emitting diode (LED) is the major source of nonlinearity in LED communication systems, which needs to be carefully handled to avoid significant…”
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Spectrum Sensing Using Weighted Covariance Matrix in Rayleigh Fading Channels by Ming Jin, Qinghua Guo, Jiangtao Xi, Youming Li, Yanguang Yu, Huang, Defeng David

“…Covariance-based detection is a low-complexity blind spectrum sensing scheme that exploits spatial and/or temporal correlations of primary signals. However,…”
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Achieving Long Distance Sensing Using Semiconductor Laser with Optical Feedback by Operating at Switching Status by Nie, Bairun, Ruan, Yuxi, Yu, Yanguang, Guo, Qinghua, Fang, Can, Xi, Jiangtao, Tong, Jun, Du, Haiping

“…In this study, a novel distance sensing method is presented by using a semiconductor laser (SL) with optical feedback (OF) and operating the SL at a switching…”
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Determining System Parameters and Target Movement Directions in a Laser Self-Mixing Interferometry Sensor by Liu, Bin, Ruan, Yuxi, Yu, Yanguang

“…Self-mixing interferometry (SMI) is a promising sensing technology. As well as its compact structure, self-alignment and low implementation cost, it has an…”
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Energy Detection With Random Arrival and Departure of Primary Signals: New Detector and Performance Analysis by Jin, Ming, Guo, Qinghua, Li, Youming, Xi, Jiangtao, Yu, Yanguang

“…By taking into account the random arrival and departure of primary signals, spectrum sensing is formulated to a hypothesis testing problem with null hypothesis…”
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Fringe Pattern Analysis With Message Passing Based Expectation Maximization for Fringe Projection Profilometry by Guo, Qinghua, Xi, Jiangtao, Song, Limei, Sunny Yu, Yanguang, Yin, Yongkai, Peng, Xiang

“…Fringe projection profilometry (FPP) is a popular optical 3-D imaging approach, in which the images of deformed fringe patterns are analyzed to extract object…”
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Energy Efficiency of Uplink Massive MIMO Systems With Successive Interference Cancellation by Liu, Tianle, Tong, Jun, Guo, Qinghua, Xi, Jiangtao, Yu, Yanguang, Xiao, Zhitao

“…The energy efficiency (EE) of an uplink massive multiple-input multiple-output system depends strongly on the number of antennas at base stations (BSs) and the…”
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Iterative Frequency Domain Equalization With Generalized Approximate Message Passing by Qinghua Guo, Defeng Huang, Nordholm, Sven, Jiangtao Xi, Yanguang Yu

“…An iterative frequency domain equalization approach for coded single-carrier block transmissions over frequency selective channels is developed by using the…”
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Shrinkage of Covariance Matrices for Linear Signal Estimation Using Cross-Validation by Jun Tong, Schreier, Peter J., Qinghua Guo, Sheng Tong, Jiangtao Xi, Yanguang Yu

“…Linear estimation of signals is often based on covariance matrices estimated from training, which can perform poorly if the training data are limited and the…”
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Fringe Order Correction for Fringe Projection Profilometry Based on Robust Principal Component Analysis by Zhang, Yiwei, Tong, Jun, Lu, Lei, Xi, Jiangtao, Yu, Yanguang, Guo, Qinghua

“…Temporal phase unwrapping is among the most robust and efficient phase unwrapping methods in fringe projection profilometry. They can recover the fringe orders…”
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Improving Measurement Sensitivity for a Displacement Sensor Based on Self-Mixing Effect by Ruan, Yuxi, Liu, Bin, Yu, Yanguang, Xi, Jiangtao, Guo, Qinghua, Tong, Jun

“…When a part of light emitted by a laser is back-reflected or back-scattered from an external target and re-enters the laser cavity, both the laser intensity…”
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Determination and Characterization of Novel Papillomavirus and Parvovirus Associated with Mass Mortality of Chinese Tongue Sole ( Cynoglossus semilaevis ) in China by Xue, Shuxia, Liu, Xinrui, Liu, Yuru, Lu, Chang, Jia, Lei, Yu, Yanguang, Liu, Houfu, Yang, Siyu, Zeng, Zhu, Li, Hui, Qin, Jiatong, Wang, Yuxuan, Sun, Jinsheng

“…A massive mortality event concerning farmed Chinese tongue soles occurred in Tianjin, China, and the causative agent remains unknown. Here, a novel…”
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