Showing 261 - 280 results of 369 for search '"wireless communications"', query time: 0.08s Refine Results
  1. 261

    Design of Adaptive Planar Microstrip Patch Array Operating at 28 GHz for 5G Smart Mobile System by Zhwan Mohammed Rashid, Asaad M. Jassim Al-Hindawi

    Published 2019-12-01
    “…Smart antenna system has been studied extensively for the fifth generation of wireless communication systems, because it has made a system better performance of higher capacity and coverage as well as of power-saving. …”
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    Article
  2. 262

    Design and Verification of a High-Precision Wireless Strength Testing Node for Aircraft Structure by Jian Wu, Xingmei Cui, Hongbing Sun, Yunpeng Xu

    Published 2016-04-01
    “…The wireless strain sensor node is composed of power module, multichannel strain sensing acquisition module, data-processing module, and wireless communication module. In addition, its special design of encapsulation makes it shock-proof and possess anti-interference property. …”
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    Article
  3. 263

    Enhanced Performance of Microstrip Antenna Arrays through Concave Modifications and Cut-Corner Techniques by Salah eddine Boukredine, Elhadi Mehallel, Ahcene Boualleg, Oussama Baitiche, Abdelaziz Rabehi, Mawloud Guermoui, Abdelmalek Douara, Imad Eddine Tibermacine

    Published 2025-01-01
    “… This paper presents the design and analysis of a high-performance 4×1 linear microstrip-fed antenna array optimized for wireless communication systems operating at 2.45 GHz. A novel concave-shaped modification is introduced on both the horizontal and vertical edges of the rectangular patch elements, significantly enhancing key performance metrics such as gain, impedance matching, and radiation efficiency. …”
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    Article
  4. 264

    Main directions of implementing research results of artificial intelligence systems into domestic production by F. F. Sharipov, M. A. Dyakonova

    Published 2024-03-01
    “…With the advent of the Internet and space navigation capabilities of modern astronautics, the approach and level of tasks in organizing human life have completely changed. Wireless communication, the Internet of Things, unmanned vehicle including aircraft are the terms of the XXI century. …”
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    Article
  5. 265

    Quantum Algorithms for the Physical Layer: Potential Applications to Physical Layer Security by Toshiki Matsumine, Hideki Ochiai, Junji Shikata

    Published 2025-01-01
    “…Meanwhile, as an alternative to cryptographic methods, physical layer security (PLS) has been extensively studied as a means to realize secure wireless communication that is resistant to attacks by both classical and quantum computers, i.e., quantum-safe. …”
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    Article
  6. 266

    A Codesigned Compact Dual-Band Filtering Antenna with PIN Loaded for WLAN Applications by Shanxiong Chen, Yu Zhao, Maoling Peng, Yunji Wang

    Published 2014-01-01
    “…With the presence of small size and good filtering performances, the proposed filtering antenna is a good candidate for the wireless communication systems. Prototypes of the proposed filtering antenna incorporating a PIN diode are fabricated and measured. …”
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    Article
  7. 267

    A Companding Technique to Reduce Peak-to-Average Ratio in Discrete Multitone Wireline Receivers by Miad Laghaei, Hossein Shakiba, Ali Sheikholeslami

    Published 2024-01-01
    “…Multicarrier modulation, while providing a theoretical pathway to data rates approaching the Shannon limit and being extensively utilized in wireless communication, has encountered limited application in high-speed wireline communication. …”
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    Article
  8. 268

    Experimental Investigation of Zadoff-Chu Matrix Precoding for Visible Light Communication System with OFDM Modulation by Xinyue Guo, Yang Guo, Shuangshuang Li

    Published 2018-01-01
    “…Light-emitting diode- (LED-) based visible light communication (VLC) has become a potential candidate for next generation high-speed indoor wireless communication. Due to the limited modulation bandwidth of the LED, orthogonal frequency division multiplexing (OFDM) modulation is particularly preferred in the VLC system to overcome the ISI, which suffers from the high peak-to-average power ratio (PAPR) and leads to severe performance loss. …”
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    Article
  9. 269

    A 4 × 4 Beamforming Network for Spatial Diversity and Multiplexing Reconfiguration by Li Sun, Yuan Gao, Shi-gang Zhou, Guan-xi Zhang, Gao-ang Li

    Published 2022-01-01
    “…Good results indicate the proposed network can be widely used in wireless communication networks for MIMO applications.…”
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    Article
  10. 270

    Adaptive encoding scheme providing optimal performance for Internet of Things industry in the backscatter system by Jae-Hyun Ro, Bit-Na Kwon, Seongjoo Lee, Hyoung-Kyu Song

    Published 2017-02-01
    “…In the wireless communication market, Internet of Things is one of the major issues. …”
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    Article
  11. 271

    Digital Phase-Locked Loops: Exploring Different Boundaries by Yuncheng Zhang, Dingxin Xu, Kenichi Okada

    Published 2024-01-01
    “…This article examines the research area of digital phase-locked loops (DPLLs), a critical component in modern electronic systems, from wireless communication devices to RADAR systems and digital processors. …”
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    Article
  12. 272

    Network Congestion Control Algorithm for Image Transmission—HRI and Visual Light Communications of an Autonomous Underwater Vehicle for Intervention by Salvador López-Barajas, Pedro J. Sanz, Raúl Marín-Prades, Juan Echagüe, Sebastian Realpe

    Published 2025-01-01
    “…In these environments, wireless communication networks are prone to congestion, leading to potential mission failures. …”
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    Article
  13. 273

    Terahertz Metamaterials Inspired by Quantum Phenomena by Ziheng Ren, Yuze Hu, Weibao He, Siyang Hu, Shun Wan, Zhongyi Yu, Wei Liu, Quanlong Yang, Yuri S. Kivshar, Tian Jiang

    Published 2025-01-01
    “…These trends open new pathways for high-speed on-chip data transmission and THz photonic integrated circuits, being crucial for the upcoming 6G and 7G wireless communication technologies. Here, we summarize the underlying principles of quantum physics-inspired metamaterials and highlight the latest advances in their application in the THz frequency band, encompassing both spatial and on-chip metadevice realizations.…”
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    Article
  14. 274

    Enhancing the Efficiency of Routing Strategies in WSNs Using Live Streaming Algorithms by Hayder Jasim Alhamdane, Mohsen Nickray

    Published 2024-12-01
    “…This research summarizes past, present, and future advancements in environmentally friendly routing algorithms within wireless communication networks. The information in this article will be interesting for individuals interested in applications of machine learning in WSNs. …”
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    Article
  15. 275

    Experimental Demonstration of Special-Shaped 32-Quadrature Amplitude Modulation Constellations for Visible Light Communications by Xinyue Guo, Shuangshuang Li, Yang Guo

    Published 2018-01-01
    “…With the rapid development of light-emitting diode, visible light communication (VLC) has become a candidate technology for the next generation of high-speed indoor wireless communication. In this paper, we investigate the performance of the 32-quadrature amplitude modulation (32-QAM) constellation shaping schemes for the first time, where two special circular constellations, named Circular (4, 11, 17) and Circular (1, 5, 11, 15), and a triangular constellation are proposed based on the Shannon’s criterion. …”
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    Article
  16. 276

    Towards a Traceability System Based on RFID Technology to Check the Content of Pallets within Electronic Devices Supply Chain by Ignacio Angulo, Asier Perallos, Leire Azpilicueta, Francisco Falcone, Unai Hernandez-Jayo, Asier Moreno, Ignacio Julio García Zuazola

    Published 2013-01-01
    “…A holistic approach has been adopted to design the system: it begins with a radioelectrical characterization of the environment where the check points will be implemented, continues with the integration of a set of data acquisition and wireless communication devices, and ends with a logistics information system able to provide final user services. …”
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    Article
  17. 277

    Minimum-Cost QoS-Constrained Deployment and Routing Policies for Wireless Relay Networks by Frank Yeong-Sung Lin, Chiu-Han Hsiao, Kuo-Chung Chu, Yi-Heng Liu

    Published 2013-01-01
    “…With the continued evolution of wireless communication technology, relaying is one of the features proposed for the 4G LTE Advanced (LTE-A) system. …”
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  18. 278

    Circularly Polarized Leaky-Wave Antenna Based on Low-Loss Transmission Line by Xingying Huo, Zheng Li

    Published 2022-01-01
    “…A leaky-wave antenna with circular polarization property is proposed in millimeter-wave band, which can be applied in the wireless communication systems and remote sensing. The radiation is produced by the periodic patches on both sides of the dielectric slab of the antenna based on a low-loss planar Goubau line structure. …”
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    Article
  19. 279

    A Study on Zone-Based Secure Multicast Protocol Technique to Improve Security Performance and Stability in Mobile Ad-Hoc Network by Hwanseok Yang

    Published 2025-01-01
    “…Since MANET consists of only nodes and is in wireless communication with limited resources, cooperation between nodes is very important. …”
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    Article
  20. 280

    Mobility-assisted big data collecting in wireless sensor networks by Jinghua Zhu, Xuming Yin, Jingsi Bai, Yake Wang

    Published 2016-08-01
    “…In recent years, the big data emerged as a hot topic because of the rapid growth of the information and wireless communication technology. One of the significant sources of the big data is wireless sensor networks. …”
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    Article