作者： Jing Wang，Naike Du，Xiuzhu Ye （with School of Information and Electronics, Beijing Institute of Technology）

出处： Journal of Beijing Institute of Technology 2024 第3期

关键词： inverse problem；scattered field；deep learning

摘要： This paper proposed a deep-learning-based method to process the scattered field data of transmitting antenna, which is unmeasurable in inverse scatter ...

作者： 邢思哲^1,2;，张俊文^1,2;，申王伟^1,2;，颜安^1,2;，李国强^1,2;，孙奥龙^1,2;，周骥³;，郭栋⁴;，施剑阳^1,2;，李子薇^1,2;，沈超^1,2;，迟楠^1,2; （¹Key Laboratory of EMW Information (MoE], Fudan University；²Department of Communication Science and Engineering, Shanghai ERC of LEO Satellite Communication and Applications, Shanghai CIC of LEO Satellite Communication Technology, Fudan University；³Department of Electronic Engineering, Jinan University；⁴School of Information and Electronics, Beijing Institute of Technology）

出处： Chinese Optics Letters 2024 第22卷 第4期 P32-41

摘要： Increasing bandwidth requirements have posed significant challenges for traditional access networks. It is difficult for intensity modulation/direct d ...

作者： Liting Zhang，Hao Huan，Ran Tao，Xiaogang Tang （School of Information and Electronics, Beijing Institute of Technology；School of Aerospace Information,Space Engineering University）

出处： Journal of Beijing Institute of Technology 2024 第2期

关键词： range migration fitting (RMF)；passive localization；residual frequency offset (RFO)

摘要： Recently, researchers have proposed an emitter localization method based on passive synthetic aperture.However, the unknown residual frequency offset ...

作者： Wei-Chiang Wu¹;Ran Tao²; （¹College of Mechanical and Electrical Engineering, Sanming University, Sanming, China ²Beijing Institute of Technology, China）

出处： Chinese Journal of Electronics 2024 Vol.33 No.2 P504-515

关键词： GSM;Spectral efficiency;Computer network reliability;Transmitting antennas;Modulation;Symbols;Downlink;Spatial Module;Energy Output;Generalized Spatial Modulation;Antenna Array;Spectral Efficiency;Preprocessing Stage;Multiple-input Multiple-output Systems;Active Antenna;User Terminals;Correlation Matrix;Background Noise;Computer Simulations;Window Size;Time Slot;Decision Rules;Energy Spectrum;Identification Algorithm;Nearest Neighbor Search;Information Bits;Symbol Error Rate;Inter-symbol Interference;Complex Multiplication;Receiver Antenna;Successive Interference Cancellation;Channel Parameters;Channel Impulse Response;Correct Probability;Single User;Simulation Example

摘要： This paper considers downlink multiuser multiple-input-multiple-output system with parallel spatial modulation scheme, in which base station transmitt ...

作者： Dandan Li，Deyi Wang，Hao Huan （Beijing Key Laboratory of Fractional Signals and Systems, School of Information and Electronics, Beijing Institute of Technology；Beijing Aerospace Automatic Control Institute）

出处： Journal of Beijing Institute of Technology 2024 第2期

关键词： passive localization；range migration；residual frequency offset

摘要： Traditional single-satellite passive localization algorithms are influenced by frequency and angle measurement accuracies, resulting in error estimati ...

作者： Zhen Ye¹;Zhen Li¹;Nan Wang²;Yuan Li¹;Wei Li²; （¹School of Electronics and Control Engineering, Chang\'an University, Xi\'an, China ²School of Information and Electronics, Beijing Institute of Technology, Beijing, China）

出处： IEEE Journal of Selected Topics in Applied Earth Observations and Remote Sensing 2024 P1-16

关键词： Semantic segmentation;Laser radar;Feature extraction;Semantics;Accuracy;Spatial resolution;Fuses

摘要： Semantic segmentation using cross-modal data is a hot topic in the field of Earth observation. Compared with single-modal strategies, cross-modal netw ...

作者： Yongpeng Cui¹;Xiaojun Sun^1,2;Ran Tao³; （¹School of Electronic Engineering, Heilongjiang University, Harbin, China ²Key Laboratory of Information Fusion Estimation and Detection, Harbin, China ³Beijing Institute of Technology, China）

出处： Chinese Journal of Electronics 2024 Vol.33 No.1 P282-292

关键词： Adaptive systems;Information filters;Matrices;Adaptive estimation;Kalman filters;State estimation;Nonlinear systems

摘要： The adaptive fusion estimation problem was studied for the multi-sensor nonlinear under-observed systems with multiplicative noise. A one-step predict ...

作者： Jiawei Ru¹;Lizhong Wang²;Maoshen Jia¹;Liang Wen²;Chunxi Wang¹;Yuhao Zhao¹;Jing Wang³; （¹Faculty of Information Technology, Beijing University of Technology, Beijing, China;²Samsung R&D Institute China - Beijing, Beijing, China;³School of Information and Electronics, Beijing Institute of Technology, Beijing, China）

出处： Journal of Physics: Conference Series 2024 Vol.2759 P012005

摘要： This paper proposes a transform domain audio coding method based on deep complex networks. In the proposed codec, the time-frequency spectrum of the a ...

作者： Anbin Qi;Xiang Xie;Jing Wang

出处： ICASSP 2024 - 2024 IEEE International Conference on Acoustics, Speech and Signal Processing (ICASSP) Seoul, Korea, Republic of 2024

关键词： Measurement;Learning systems;Design methodology;Multitasking;Data models;Vectors;Task analysis;Diffusion Model;Multi-task Model;Variational Autoencoder;Multi-task Learning;Corrupted Data;Objective Metrics;Vector Quantization;Subjective Metrics;Multi-task Learning Method;Normal Distribution;Loss Function;Neural Network;Time Step;Denoising;Gaussian Noise;Diffusion Process;Codebook;Autoregressive Model;Reversible Process;Generative Adversarial Networks;Noise Estimation;Latent Vector;Auxiliary Task;Downsampling Layer;Estimation Network;Subjective Scores;Development Dataset;Sound Effects;Random Gaussian Noise;Rate Set

摘要： It is a common method to quantify the latent in audio generation and then use diffusion models to estimate noise or data from the corrupted data to ge ...

作者： Chunxuan Shi;Yongzhe Li;Ran Tao

出处： ICASSP 2024 - 2024 IEEE International Conference on Acoustics, Speech and Signal Processing (ICASSP) Seoul, Korea, Republic of 2024

关键词： Precoding;Signal processing algorithms;Massive MIMO;Interference;Minimization;Approximation algorithms;Optimization;Interference Exploitation;Convex Optimization;Dual Problem;Fast Solution;Massive Multiple-input Multiple-output;Optimization Problem;Quadratic Function;Efficient Algorithm;Lagrange Multiplier;Antenna Array;Phase Values;Interest In Recent Years;Interference Signal;Decision Threshold;Phase Shift Keying;Non-convex Constraints;Quadratic Constraints;Symbol Error;Constellation Points;Symbol Error Rate;Peak-to-average Power Ratio;Constellation Diagram

摘要： We study the problem of constant-envelope precoding in massive MIMO communications with interference exploitation, whose main challenge lies in the no ...