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Deep Reinforcement Learning-Based Adaptive Nulling in Phased Array Under Dynamic Environments
Published 2025-01-01“…A phased array consists of multiple antenna elements that can control the direction of the radiated signal by adjusting each antenna element’s phase and amplitude, which are encapsulated in the phased array weights. …”
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Virtual adaptive antenna array mutual of the influence of its components on the basis of the LMS-algorithm
Published 2015-12-01“…Adaptive process is based on LMS-algorithm for each element of the array complex weight coefficients are calculated, which provide the formation of the main lobe of the radiation pat-tern (RP) in direction to the source of the desired signal and the formation of minimum in the RP to sources of uncorrelated noise.…”
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A sparse moving array imaging approach for FMCW radar with dual-aperture adaptive azimuth ambiguity suppression and adaptive QR decomposition
Published 2025-08-01“…In addition, an adaptive QR decomposition denoising method for sparse array signals based on iterative low-rank matrix approximation (LRMA) and regularized QR is proposed to preprocess sparse motion array signals. …”
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Real-Time Controller Based on FPGA and DSP for Solar Ground Layer Adaptive Optics Prototype System at 1-m NVST
Published 2017-01-01“…As the brain of the GLAO system, the real-time controller (RTC) computes the commands to drive the DM according to the average wavefront errors measured by the multi-direction correlating Shack–Hartmann WFS, which is a time-consuming process. A customized RTC based on a high-speed field programming gate array and a multi-core digital signal processor was developed for the solar GLAO prototype system at the 1-m New Vacuum Solar Telescope. …”
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Direction of arrival estimation in passive radar based on deep neural network
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RLS adaptive filter co-design for de-noising ECG signal
Published 2024-12-01“…This paper introduces a novel, low-complexity filter designed to enhance ECG signal quality. The proposed method involves partitioning the implementation of the Recursive Least Squares (RLS) adaptive filter between a Microblaze soft processor and hardware resources within a Field Programmable Gate Array (FPGA). …”
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Deep Learning Framework Using Spatial Attention Mechanisms for Adaptable Angle Estimation Across Diverse Array Configurations
Published 2025-01-01“…Rapid advancement of wireless communication systems and the increasing need for accurate, real-time signal processing have driven innovations in direction-of-arrival (DoA) estimation techniques. …”
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Design of Adaptive Planar Microstrip Patch Array Operating at 28 GHz for 5G Smart Mobile System
Published 2019-12-01“…The present smart antenna has an adaptive radiation pattern that adjusts its main beam automatically to the desired direction by following the signal environment. …”
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Аlgorithm for Spectrum Sensing and Signal Selection by External Parameters
Published 2024-03-01“…Automatic adaptation of radio monitoring system to further signal processing is possible due to preliminary signal selection. …”
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Optimization of searching for moving targets of a multifunctional radar station
Published 2021-01-01“…One of the important areas of further improvement of radar technology is the transition to antenna arrays with digital beamforming based on adaptive signal processing directly in the elements of the digital antenna array (DAA).…”
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Matched-field Source Localization with a Mobile Short Horizontal Linear Array in Offshore Shallow Water
Published 2013-03-01“…The short array can be conveniently placed on autonomous underwater vehicles and deployed for adaptive spatial sampling. …”
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Diffusion-Based Sound Source Localization Using a Distributed Network of Microphone Arrays
Published 2025-03-01“…Traditionally, microphone array networks for 3D sound source localization rely on centralized data processing, which can limit scalability and robustness. …”
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Random Matrix Theory Predictions of Dominant Mode Rejection SINR Loss due to Signal in the Training Data
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On the equivalence of characteristics and specularity in the construction of traditional and MIMO radars with a parallel view of space based on antenna arrays
Published 2025-06-01“…In recent years, more and more attention has been paid in radar theory and practice to the development of multiple-input and multiple-output (MIMO) radar, which offers a number of advantages over traditional radar based on phased antenna arrays (PAAs). These include the possibility to flexibly view space and adapt to a changing signal-interference environment, etc. …”
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Recording of Cardiac Excitation Using a Novel Magnetocardiography System with Magnetoresistive Sensors Outside a Magnetic Shielded Room
Published 2025-07-01“…MCG recordings were obtained from 40 healthy participants, with signals processed using ANC, R-peak-synchronized averaging, and Bayesian spatial signal separation. …”
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Serial Gene Expression Profiling of Neural Stem Cells Shows Transcriptome Switch by Long-Term Physioxia from Metabolic Adaption to Cell Signaling Profile
Published 2022-01-01“…We identified more than 400 O2-regulated genes involved in cellular metabolism, cell proliferation/differentiation, and various signaling pathways. NSCs from both regions showed a low number but high conformity of regulated genes (9 genes in midbrain vs. 34 in cortical NSCs; 8 concordant expression changes) after short-term physioxia (2 days) with metabolic processes and cellular processes being the most prominent GO categories pointing to cellular adaption to lower oxygen levels. …”
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High Consistency Ramp Design Method for Low Noise Column Level Readout Chain
Published 2024-11-01“…In order to address the inconsistency problem caused by parasitic backend wiring among multiple ramp generators and among multiple columns in large-array CMOS image sensors (CIS), this paper proposes a high-precision compensation technology combining average voltage technology, adaptive negative feedback dynamic adjustment technology, and digital correlation double sampling technology to complete the design of an adaptive ramp signals inconsistency calibration scheme. …”
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Sparse Reconstruction-Based Target Localization with Distributed Waveform-Diverse Array Radars
Published 2025-07-01Get full text
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