作者： Weifeng Zhang^1,2,3,4;Shuwen Yang^1,2,3,4;Shuang Zheng^1,2,3,4;Bin Wang^1,2,3,4; （¹Radar Research Lab, School of Information and Electronics, Beijing Institute of Technology, Beijing, China ²Key Laboratory of Electronic and Information Technology in Satellite Navigation (Beijing Institute of Technology), Ministry of Education, Beijing 100081, China ³Chongqing Innovation Center, Beijing Institute of Technology, Chongqing, China ⁴Chongqing Key Laboratory of Novel Civilian Radar, Chongqing, China）

出处： Journal of Lightwave Technology 2024 P1-8

关键词： Modulation;Optical waveguides;Waveguide junctions;Optical interconnections;Optical device fabrication;Slabs;Bandwidth

摘要： Silicon-based wavelength-division-multiplexing (WDM) optical interconnection networks have recently been emerged as an effective solution in the datac ...

作者： Xinyan Chen^1,2;Zhiyang Chen^1,2,3;Yuanhao Li^1,2;Cheng Hu^1,2;Xichao Dong^4,5;Stephen Hobbs⁶; （¹Radar Research Laboratory, School of Information and Electronics, Beijing Institute of Technology, Beijing, China ²Key Laboratory of Electronic and Information Technology in Satellite Navigation, Ministry of Education, Beijing Institute of Technology, Beijing, China ³Advanced Technology Research Institute, Beijing Institute of Technology, Jinan ⁴Radar Research Laboratory, School of Information and Electronics Beijing Institute of Technology, Beijing, China ⁵Beijing Institute of Technology Chongqing Innovation Center, Chongqing, China ⁶School of Aerospace Transport and Manufacturing, Cranfield University, Bedford MK43 0AL, U.K.）

出处： IEEE Journal of Selected Topics in Applied Earth Observations and Remote Sensing 2024 Vol.17 P1-18

关键词： Synthetic aperture radar;Satellites;Spatial resolution;Orbits;Spaceborne radar;Satellite navigation systems;Radar polarimetry

摘要： Geosynchronous Synthetic Aperture Radar (GEO SAR) has advantages of short revisit time and large beam footprint. Enhancing spatial resolution has beco ...

作者： Li Qiao^1,2;Anwen Liao³;Zhuoran Li¹;Hua Wang¹;Zhen Gao^4,5,6;Xiang Gao⁷;Yu Su⁸;Pei Xiao²;Li You^9,10;Derrick Wing Kwan Ng¹¹; （¹School of Information and Electronics, Beijing Institute of Technology, Beijing, China ²5GIC/6GIC CenterInstitute for Communication Systems (ICS), University of Surrey, Guildford, U.K. ³Nanjing Research Institute of Electronics Technology, Nanjing, China ⁴MIIT Key Laboratory of Complex-Field Intelligent Sensing, Beijing Institute of Technology, Beijing, China ⁵Yangtze Delta Region Academy, Beijing Institute of Technology (Jiaxing), Jiaxing, China ⁶Advanced Technology Research Institute, Beijing Institute of Technology, Jinan, China ⁷School of Integrated Circuits and Electronics, Beijing Institute of Technology, Beijing, China ⁸China Mobile (Chengdu) Institute of Research and Development, Chengdu, China ⁹National Mobile Communications Research Laboratory, Southeast University, Nanjing, China ¹⁰Purple Mountain Laboratories, Nanjing, China ¹¹School of Electrical Engineering and Telecommunications, University of New South Wales, Sydney, NSW, Australia）

出处： IEEE Transactions on Communications 2024 Vol.72 No.2 P890-906

关键词： Massive MIMO;Millimeter wave communication;Matching pursuit algorithms;Channel estimation;Rayleigh channels;Location awareness;Wideband;Data Rate;Localization Accuracy;Active Users;Local Algorithm;High Data Rate;Channel Estimation;Angle Of Arrival;Matching Pursuit;Time Difference Of Arrival;Orthogonal Matching Pursuit;Diversity Gain;User Channel;Line-of-sight Links;High Localization Accuracy;Orthogonal Matching Pursuit Algorithm;Matching Pursuit Algorithm;Channel Estimation Algorithm;Base Station;Noise Variance;Orthogonal Frequency Division Multiplexing;Channel Sparsity;Channel Vector;Multipath Components;Massive MIMO;Signal Vector;Intelligent Reflecting Surface;Support Set;Radio Frequency Chains;Performance Of Different Algorithms;Time Overhead

摘要： This paper proposes a grant-free massive access scheme based on the millimeter wave (mmWave) extra-large-scale multiple-input multiple-output (XL-MIMO ...

作者： Xie, Xin¹; Deng, Yunkai^{1, 2}; Yang, Zhijun³; Tian, Weiming^{1, 4} （¹Radar Research Lab, School of Information and Electronics, Beijing Institute of Technology, Beijing; 100081, China;²Beijing Key Laboratory of Embedded Real-time Information Processing Technology, Beijing; 100081, China;³Chongqing Innovation Center, Beijing Institute of Technology, Chongqing; 401120, China;⁴Advanced Technology Research Institute, Beijing Institute of Technology, Jinan; 250300, China）

出处： Journal of Radars 2024 Vol.13 No.1 P116-133

作者： Gao, Yuhang^{1, 2}; Zhang, Kaixiang^{1, 2}; Fan, Huayu^{1, 3}; Liu, Quanhua^{1, 4}; Liu, Zihao^{1, 2}; Wang, Chaoxu^{1, 2} （¹Radar Research Lab, School of Information and Electronics, Beijing Institute of Technology, Beijing; 100081, China;²Key Laboratory of Electronic and Information Technology in Satellite Navigation, Beijing Institute of Technology, Ministry of Education, Beijing; 100081, China;³Yangtze Delta Region Academy of Beijing Institute of Technology, Jiaxing; 314000, China;⁴Chongqing Innovation Center, Beijing Institute of Technology, Chongqing; 401120, China）

出处： Journal of Radars 2024 Vol.13 No.1 P187-199

作者： Zhu, Chao^{1, 2}; Xie, Xinlei³; Zhang, Ruoyi^{1, 2}; Li, Ruijin⁴; Zhu, Bin^{2, 5}; Bu, Xiangyuan³; （¹Beijing Institute of Technology, School of Cyberspace Science and Technology, Beijing; 100081, China;²Yangtze Delta Region Academy of Beijing Institute of Technology, Jiaxing; 314019, China;³Beijing Institute of Technology, School of Information and Electronics, Beijing; 100081, China;⁴University of New South Wales, School of Electrical Engineering and Telecommunications, Sydney; NSW; 2052, Australia;⁵Beijing Institute of Technology, School of Management and Economics, Beijing; 100081, China）

出处： IEEE Transactions on Vehicular Technology 2024 Vol.73 No.1 P1115-1128

摘要： In this article, we study the multi-task allocation design for vehicular fog computing (VFC) systems, where multiple vehicles offload multiple tasks s ...

作者： Yuanshuai Li¹;1;Shaoqiang Chang^1,2;2;Zihao Liu¹;3;Wei Ren³;4;Quanhua Liu^1,2;CA5 （¹The Key Laboratory of Electronic and Information Technology in Satellite Navigation, Ministry of Education, Beijing Institute of Technology, Beijing 100081, China;²The Beijing Institute of Technology Chongqing Innovation Center, Chongqing, 401120, China;³The Department of Computing, The Hong Kong Polytechnic University, Hong Kong）

出处： Signal Processing 2024 Vol.214 P109237

关键词： Alternating projection;High-resolution estimation;Multiple-signal classification;Range ambiguity suppression;Waveform diversity

摘要： Range ambiguity is a significant challenge in conventional pulse-Doppler radar systems with medium or high pulse repetition frequencies, greatly impac ...

作者： Haoyang Li;Bin Li;Tingting Zhang;Yuan Feng;Nan Wu （¹School of Information and Electronics, Beijing Institute of Technology, Beijing 100081, China ²China Research and Development Academy of Machinery Equipment, Beijing 100089, China）

出处： China Communications 2023 Vol.20 No.1 P66-78

关键词： Modulation;Indexes;Receivers;Approximation algorithms;Time-frequency analysis;Delays;Doppler shift

摘要： Orthogonal Time Frequency Space (OTFS) signaling with index modulation (IM) is a promising transmission scheme characterized by high transmission effi ...

作者： Jiwen Wang;Jihong Yu;Xiaoming Chen;Lin Chen;Changquan Qiu;Jianping An （¹School of Information and Electronics, Beijing Institute of Technology, Beijing, China ²College of Information Science and Electronic Engineering, Zhejiang University, Hangzhou, China ³School of Data and Computer Science, Sun Yat-sen University, Guangzhou, China ⁴Science and Technology on Space Physics Laboratory, China Academy of Launch Vehicle Technology, Beijing, China）

出处： IEEE Transactions on Communications 2023 P1

关键词： Internet of Things;Delays;Synchronization;Radiofrequency identification;Media Access Protocol;Information age;Throughput

摘要： Frame slotted Aloha (FSA) is the de facto MAC layer standard protocol in many ultra-low-power IoT applications, such as Radio Frequency Identification ...

作者： Yangte Gao;Zhihao Che;Lin Li;Jianfeng Gao;Fukun Bi （¹School of Information and Electronics, Beijing Institute of Technology, Beijing, P.R. China ²School of Information, North China University of Technology, Beijing, P.R. China ³DFH Satellite Co., Ltd, Beijing, P.R. China ⁴Changfeng Electronic Technology Co., Ltd, Gansu, P.R. China）

出处： IEEE Journal on Miniaturization for Air and Space Systems 2023 P1

关键词： Feature extraction;Detectors;Task analysis;Convolution;Shape;Kernel;Convolutional neural networks

摘要： Object detection in aerial images has received extensive attention in the field of computer vision. Different from natural images, the aerial objects ...