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  1. 461
  2. 462

    Coverage, Throughput, and Energy Efficiency Enhancement in Beamspace Massive MIMO System Using Rate-Splitting and Orthogonal Precoding by David Alimo, Masanori Hamamura, Saifur Rahman Sabuj

    Published 2024-01-01
    “…Millimeter-wave beamspace massive multiple-input multiple-output system with a lens antenna array can minimize transceiver hardware complexity without compromising performance. …”
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    Article
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    Ultrahigh-Performance Radio Frequency System-on-Chip Implementation of a Kalman Filter-Based High-Precision Time and Frequency Synchronization for Networked Integrated Sensing and... by Roghayeh Ghasemi, Patrick Fenske, Tobias Koegel, Markus Hehn, Ingrid Ullmann, Martin Vossiek

    Published 2025-01-01
    “…However, ultraprecise time and frequency synchronization is crucial for unlocking the full potential of such networked ISAC systems. In this article, a novel real-time wireless time and frequency synchronization scheme is developed and fully implemented on a high-end radio frequency system-on-chip field-programmable gate array (FPGA) platform. …”
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  7. 467

    Transceiver Design for an FDA-MIMO Radar and MIMO Communication Spectral Coexistence System by Qihang XU, Lan LAN, Guisheng LIAO, Kewei WANG, Tongxing ZHENG

    Published 2025-08-01
    “…To address these issues, we devise a Frequency Diverse Array Multiple-Input Multiple-Output (FDA-MIMO) radar and MIMO communication spectral coexistence system and propose a radar-centric joint transceiver design scheme. …”
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    Article
  8. 468

    Chaotic spiral based reconfiguration scheme for the mitigation of power loss in solar photovoltaic (PV) systems by Karthick. B, M. Sudhakaran

    Published 2025-03-01
    “…The performance of photovoltaic (PV) arrays is significantly compromised by partial shading, which leads to reduced energy output and the formation of hotspots that can damage the modules. …”
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    Article
  9. 469

    Orientation Controllable RCS Enhancement Electromagnetic Surface to Improve the Road Barriers Detectability for Autonomous Driving Radar by Yanbin Chen, Tong Wang, Qi Liu, Haochen Wang, Cheng Jin

    Published 2025-06-01
    “…Then, we arranged the one-dimensional VanAtta array in another dimension forming a two-dimensional array, enabling adjustable orientation RCS enhancement due to the controllable phase of the reflected electromagnetic waves. …”
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  10. 470

    Enhanced Mainlobe Jamming Suppression in Distributed Array Radar via Joint Optimization of Radar Positions and Subpulse Frequencies by Weiming Pu, Kewei Feng, Xiaoping Wang, Zhennan Liang, Xinliang Chen, Quanhua Liu

    Published 2025-07-01
    “…This study presents a joint optimization framework for radar positions and subpulse carrier frequencies to address mainlobe jamming suppression in a distributed array radar system with one main and multiple auxiliary radars. …”
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    Thinned Eisenstein Fractal Antenna Array Using Multi-Objective Optimization for Wideband Performance by Luis E. Cepeda , Leopoldo A. Garza , Marco A. Panduro , Alberto Reyna , Manuel A. Zuñiga 

    Published 2025-05-01
    “…The results confirm the efficacy of the proposed synthesis method for developing scalable, energy-efficient antenna arrays for next-generation systems.…”
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  13. 473

    Fast OMP algorithm and its FPGA implementation for compressed sensing‐based sparse signal acquisition systems by Shirshendu Roy, Debiprasad P. Acharya, Ajit K. Sahoo

    Published 2021-09-01
    “…Abstract Compressed sensing‐based radio frequency signal acquisition systems call for higher reconstruction speed and low dynamic power. …”
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  14. 474

    A Dual-Polarized and Broadband Multiple-Antenna System for 5G Cellular Communications by Haleh Jahanbakhsh Basherlou, Naser Ojaroudi Parchin, Chan Hwang See

    Published 2025-02-01
    “…This study presents a new multiple-input multiple-output (MIMO) antenna array system designed for sub-6 GHz fifth generation (5G) cellular applications. …”
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  15. 475

    Simultaneous In‐Hand Shape and Temperature Recognition Using Flexible Multilayered Sensor Arrays for Sense‐Based Robot Manipulation by Seong‐Min Im, Byeong‐Sun Park, Jaehwan Jang, Sungeun Hong, Changjoo Nam, Young Tack Lee, Min‐gu Kim

    Published 2025-07-01
    “…Abstract Artificial tactile systems play a pivotal role in advancing human‐machine interaction technology by enabling precise physical interaction with objects and environments. …”
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  16. 476

    Unlock the Potentials of Large-Element-Spacing Arrays: A Meta-Lens Solution for Grating-Lobe Suppression and Gain Enhancement by Zhengmei Wang, Shan Lin, Yuehe Ge, Zhizhang (David) Chen, Jingjing Zhao, Jiahong Chen, Ziheng Zhou, Trevor S. Bird

    Published 2024-12-01
    “…The results demonstrate that our meta-lens solution achieves significant grating-lobe suppressions and substantial gain enhancements with only a marginal increase in system profile or volume. The proposed meta-lens approach is versatile and applicable to various LES antenna arrays, including sparse/thinned arrays, regardless of their size, element spacing, and configuration (uniform or non-uniform, periodic or aperiodic).…”
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    Joint Transmit-receive Beam Design of FDA-MIMO Dual-function Radar-communication Systems for Radio-frequency Stealth by Haozheng WU, Chenguang SHI, Jianjiang ZHOU

    Published 2025-08-01
    “…To address this issue, a joint transmit-receive beamforming design for Frequency Diversity Array MIMO (FDA-MIMO) DFRC systems is designed herein to achieve RF stealth. …”
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    Article