1,419 Result(s)
within
Lu**g Chen
Electrical Engineering
Electronics and Microelectronics, Instrumentation
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Article
An Amplitude-Adaption High-Frequency Signal Injection Method for SynRMs at Zero-Low Speed
In this article, an amplitude-adaption high-frequency signal injection (A-HFSI) method is proposed for synchronous reluctance motor (SynRM) sensorless control at zero-low speed to reduce the position estimatio...
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Article
Observer-Based Finite-Time Adaptive Fault-Tolerant Control for Nonlinear System with Unknown Time-Varying Delay
In the fault-tolerant control tasks of nonlinear systems, unmeasurable states, time delay and actuator faults are considered to be the main factors hindering effective controller design and tracking performanc...
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Article
Pattern Synthesis of Large Linear Arrays Using Nonuniformly-Spaced Subarrays
In this paper, we develop a new algorithm for pattern synthesis of large linear arrays. In our algorithm, the large linear array is divided into multiple disjoint nonuniformly-spaced subarrays and is only weig...
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Article
CST-UNet: Cross Swin Transformer Enhanced U-Net with Masked Bottleneck for Single-Channel Speech Enhancement
Speech enhancement performance has improved significantly with the introduction of deep learning models, especially methods based on the Long–Short-Term Memory architecture. However, these methods face challen...
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Article
Data-Driven Control for Linear Discrete-Time Systems with Input Saturation
In this paper, a class of linear discrete-time systems with input saturation is studied in a data-driven framework. Firstly, the input-state data are collected to represent the open-loop and closed-loop system...
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Article
Bi-Level Optimal Scheduling of Distribution Networks with the Photovoltaic Prosumer Groups Based on Contract Theory
Large-scale development and grid integration of distributed photovoltaics (PV) are crucial measures for optimizing energy structures and building a new type of power system. Aggregating PV prosumers to form a ...
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Article
Research on Three-Phase Unbalance Control of Low-Voltage Distribution Network Based on Load Commutation
In order to control the three-phase imbalance problem of low-voltage distribution network, this paper proposes a governance scheme based on the improved whale optimization algorithm (WOA) algorithm to solve th...
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Article
Imbalanced Industrial Load Identification Based on Optimized CatBoost with Entropy Features
The industrial load sample data categories are unbalanced, resulting in low classification performance for a few sample categories. An imbalanced industrial load identification method based on optimized CatBoo...
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Article
Passivity Enhancement Method for Grid-Connected Inverter Based on the Fixed-Frequency Phase-Locked Loop in Weak Grid
In distributed generation system, the time-delayed phase-locked loop (TD-PLL) is a common method of grid synchronization in single-phase grid-connected inverters (GCIs). However, GCIs with TD-PLL are exposed t...
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Article
High-Precision Direction of Arrival Estimation Based on LightGBM
Machine learning-based direction-of-arrival (DOA) estimation methods can have a good predictive ability even in complex scenarios. However, their estimation performance in the face of unknown data is poor beca...
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Article
Power Grid Resource Data Homologous Maintenance Based on Complex Representation Disambiguation Model Component
Power grid resource planning is the key link of stable power supply and the important engine of smart grid system construction. The same source maintenance of power grid resources is a heavy systematic work, i...
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Article
A Distributionally Robust Bi-level Optimization Model for Power Market Considering Source–Load Interaction and Carbon Permit Allocation
To control the uncertain risk of source–load interaction, this paper proposes a distributionally robust equilinear model of the power market clearing considering the carbon permit allocation. Firstly, a novel ...
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Article
Optimal replication strategy for mitigating burst traffic in information-centric satellite networks: a focus on remote sensing image transmission
Information-centric satellite networks play a crucial role in remote sensing applications, particularly in the transmission of remote sensing images. However, the occurrence of burst traffic poses significant ...
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Article
Transformer in reinforcement learning for decision-making: a survey
Reinforcement learning (RL) has become a dominant decision-making paradigm and has achieved notable success in many real-world applications. Notably, deep neural networks play a crucial role in unlocking RL’s ...
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Article
Wavelet-based 3D Data Cube Denoising Using Three Scales of Dependency
In this paper, we propose a novel method for 3D data cube denoising, where the 3D data cube is corrupted by noise with spatially varying noise levels. We perform 3D dual tree complex wavelet transform (DTCWT) ...
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Article
Sliding Mode Control for Uncertain Fractional-Order Systems with Time-Varying Delays
This article investigates the asymptotic stability of fractional-order (FO) systems with uncertainty and time-varying delay based on the sliding mode control (SMC) method. First, based on the SMC method, a sui...
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Article
Advances in understanding quantum dot light-emitting diodes
Quantum dot light-emitting diodes (QD-LEDs) are attractive for display and lighting applications owing to their high colour rendering index, their low-cost solution processability and their ability to achieve ...
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Article
A Two-Phase Reference-Free Approach for Low-Light Image Enhancement
Reference-free low-light image enhancement methods only employ low-light images during training, thereby significantly alleviating the over-reliance on obtaining paired or unpaired datasets. Existing reference...
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Article
Design and Analysis of 9-mW 25.5–30.7-GHz CMOS Variable-Gain Amplifier Using Body-Floating Gain-and-Noise-Enhancement Technique
We demonstrate a low-power (Pdc) 25.5–30.7 GHz CMOS variable-gain amplifier (VGA). The VGA constitutes a common-source (CS) input stage (M1), followed by current-reused CS gain (M2) and output stages (M3). Transi...
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Article
2-D DOA Estimation Algorithm for Three-Parallel Co-prime Arrays via Spatial–Temporal Processing
In this paper, we present an underdetermined estimation algorithm for two-dimensional (2-D) direction of arrival (DOA) based on three-parallel co-prime arrays. By exploiting the correlation among the received ...
