Search Results - "KE Xizheng"

Recognition of orbital angular momentum vortex beam based on convolutional neural network by Ke, Xizheng, Chen, Meng

“…To identify different modes of orbital angular momentum (OAM) vortex beams after demultiplexing, deep learning technology is introduced, and a convolutional…”
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Electronic and optical properties of titanium-doped GaN nanowires by Cui, Zhen, Ke, Xizheng, Li, Enling, Liu, Tong

“…The electronic and optical properties of titanium (Ti) doped gallium nitride (GaN) nanowires (NWs) have been investigated using density functional theory…”
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Study on orthogonal superposition generation method of double-ring vortex beams by Ke, Xizheng, Zhang, Lei

“…In the orbital angular momentum (OAM) multiplexing communication system, due to the orthogonality between OAM modes, two vortex beams with different…”
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Distorted wavefront reconstruction based on compressed sensing by Ke, Xizheng, Wu, Jiali, Hao, Jiaxuan

“…The slope measured by a wavefront sensor has good sparsity in the frequency domain, so the application of compressed sensing technology to wavefront detection…”
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Development of adaptive optical correction and polarization control modules for 10-km free-space coherent optical communications by Jiali, Wu, Xizheng, Ke

“…In this work, we developed an adaptive optical correction module and polarization control module to compensate for the effects of atmospheric turbulence on…”
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Delineating Regional BES–ELM Neural Networks for Studying Indoor Visible Light Positioning by Zhang, Jiaming, Ke, Xizheng

“…This paper introduces a single LED and four photodetectors (PDs) as a visible light system structure and collects the received signal strength values and…”
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Experimental research on phase diversity method for correcting vortex beam distortion wavefront by Ke, XiZheng, Cui, NaMei

“…The orbital angular momentum (OAM) of the vortex beam has infinite dimension and are orthogonal to each other. OAM multiplexing technology is one of the key…”
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The Application of a Fisheye Lens in the Automatic Alignment of Wireless Optical Communication by Xu, Haoyu, Ke, Xizheng

“…To achieve a lightweight design and wide field of view for the automatic alignment system in wireless optical communication, in the receiving antenna—a fisheye…”
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Automatic Focusing Control in Beaconless APT System by Ke, Xizheng, Zhang, Pu

“…The beaconless acquisition pointing and tracking (APT) system uses signal light to act as beacon. But the signal light’s divergence angle is so small that it…”
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An Adaptive Heart Rate Monitoring System Based on Algebraic Distance Minimization by Li, Mu, Yang, Yangyang, Ke, Xizheng

“…A novel adaptive heart rate monitoring and filtering system based on algebraic distance minimization has been designed. This system uses frequency-modulated…”
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Study on the Difference in Wavefront Distortion on Beams Caused by Wavelength Differences in the Strong Turbulence Region by Han, Meimiao, Ke, Xizheng, Liang, Jingyuan

“…In free-space optical communication, the transmission of signal light and beacon light of differing wavelengths through the same atmospheric channel encounters…”
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Airborne Laser Communication System with Automated Tracking by Ke, Xizheng, Liang, Hanli

“…The acquisition, alignment, and tracking system is an important part of airborne laser communication and is the prerequisite and guarantee for the normal…”
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Design of Indoor Visible Light Communication PAM4 System by Liang, Jingyuan, Lin, Shuiqing, Ke, Xizheng

“…Four-level pulse amplitude modulation (PAM4) can transmit more information in the same symbol interval, effectively improving the information transmission rate…”
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Experimental study on correction of non-common path aberrations in free-space coherent optical communication by Ke, Xizheng, Wu, Jiali, Wang, Ying

“…Adaptive optics (AO) technology is based on the principle of real-time measurement and compensation to correct beam wavefront distortion. In a practical…”
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Camera-Based Channel Modeling and Symbol Error Rate Analysis of CSK Modulation for Outdoor OCC Systems by Dong, Ke, Ke, Xizheng, Li, Hui

“…A camera with an image sensor is an important alternative device to a photodiode-based receiver of visible-light communication in outdoor scenarios. The…”
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Research on a Decoupling Algorithm for the Dual-Deformable-Mirrors Correction System by Liang, Jingyuan, Wang, Hairong, Han, Meimiao, Ke, Xizheng

“…Wavefront distortion caused by atmospheric turbulence can be described as different types of aberrations, such as piston, tilt, defocusing, astigmatism, coma…”
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Correction: Ke et al. Experimental Study on Chromaticity Control in Visible Light Communication Systems. Photonics 2023, 10, 1013 by Ke, Xizheng, Wang, Xingxing, Qin, Huanhuan, Liang, Jingyuan

“…In the original publication [...]…”
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Experimental Research on Automatic Alignment and Control Algorithm of Spatial Light-Fiber Coupling by Ke, Xizheng, Yin, Benkang

“…This study aims to solve the difficulties in the coupling between space light and single-mode fiber (SMF) in free-space optical communication. A fiber coupler…”
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Experimental Study on Partially Coherent Optical Coherent Detection by Liang, Jingyuan, Mu, Yi, Ke, Xizheng, Han, Meimiao

“…When coherent detection occurs, the polarization mismatch between signal light and local oscillator light can reduce the efficiency of coherent detection. This…”
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Experimental Study on Chromaticity Control in Visible Light Communication Systems by Ke, Xizheng, Wang, Xingxing, Qin, Huanhuan, Liang, Jingyuan

“…To apply visible light communication systems in different scenarios, this article utilizes an excellent temperature-adjustable light source mixed with RGB LEDs…”
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