Showing 301 - 320 results of 369 for search '"wireless communication"', query time: 0.07s Refine Results
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    Interconnection algorithm of a wide range of pervasive devices for the Internet of things by Tao Chi, Ming Chen

    Published 2018-01-01
    “…In this article, the behaviors of wireless communications for such networks-on-chip architectures are analyzed at two layers. …”
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    Article
  6. 306

    Dual-channel near-field holographic MIMO communications based on programmable digital coding metasurface and electromagnetic theory by Rui Wen Shao, Jun Wei Wu, Jiachen Li, Shengguo Meng, Yifan Xu, Zheng Xing Wang, Wankai Tang, Qiang Cheng, Shi Jin, Tie Jun Cui

    Published 2025-01-01
    “…Abstract Holographic multiple-input multiple-output (MIMO) method leverages spatial diversity to enhance the performance of wireless communications and is expected to be a key technology enabling for high-speed data services in the forthcoming sixth generation (6G) networks. …”
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  7. 307

    Demonstration of a Hybrid B5G System Integrating VLC and RF-Based Technologies with Access Networks by Tomás Powell Villena Andrade, Celso Henrique de Souza Lopes, Letícia Carneiro de Souza, Arismar Cerqueira Sodré Junior

    Published 2025-01-01
    “…Visible-light communication (VLC) has emerged as a promising technology to provide the very high-throughput wireless communications demanded by beyond-fifth-generation (B5G) applications. …”
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    Cost-Effective and Energy-Efficient Photonics-Based Frequency Hopping by Single Wavelength-Tunable Laser for Secure THz Communication by Naoto Masutomi, Shenghong Ye, Bo Li, Ryota Kaide, Ming Che, Yuya Mikami, Yuta Ueda, Kazutoshi Kato

    Published 2025-01-01
    “…A photomixing-based frequency-hopping spread spectrum (FHSS) system is effective for future secure terahertz (THz) wireless communications. Conventional photomixing systems are typically composed of two lasers, which result in an increased system size and power consumption. …”
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    A High Gain Omnidirectional Antenna Using Negative Permeability Metamaterial by Hangfei Tang, Quanwen Hou, Yahong Liu, Xiaopeng Zhao

    Published 2013-01-01
    “…The experimental results show that the gain of a center-fed circular ENG ZOR antenna with NPM substrate is enhanced about 2.2 dB, and the efficiency is enhanced about 38%, in the whole broad operating bandwidth as compared to that of the antenna without NPM substrate, which can be used to improve the reliability of wireless communications.…”
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    On the Implementation of a Dynamic Direction Modulation System with Vector Modulators by Edith Annette Cabrera-Hernández, Josep Parron, Alan Tennant

    Published 2019-01-01
    “…Dynamic directional modulation (DDM) has already proven to be an efficient technique to achieve physical layer security in wireless communications. System architectures based on vector modulators provide a flexible framework to implement synthesis methods that allow us to obtain increased security and/or independent multichannel transmissions. …”
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    High Isolation Millimeter-Wave Wideband MIMO Antenna for 5G Communication by Fei Wang, Zhaoyun Duan, Xin Wang, Qing Zhou, Yubin Gong

    Published 2019-01-01
    “…Both simulated and measured results show that this proposed MIMO antenna is suitable for the future wireless communications.…”
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    Improved Pilot-Aided Channel Estimation for MIMO-OFDM Fading Channels by J. Mar, Chi-Cheng Kuo, M. B. Basnet

    Published 2013-01-01
    “…The space-frequency block code-OFDM (SFBC-OFDM) system and a six-path fading channel model are considered as an example of the high mobility MIMO-OFDM wireless communications system. Through simulations it is shown that SFBC-OFDM system using the proposed approach can satisfy the performance requirements over frequency selective and frequency nonselective fast fading channels.…”
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    Exploiting social reciprocity for auction-based spectrum allocation in femtocell networks by Feng Zhao, Haibo Tang, Hongbin Chen

    Published 2017-06-01
    “…With the explosive demand for wireless communications, users are always experiencing poor quality-of-services. …”
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    Article