Showing 121 - 140 results of 670 for search 'Bramford~', query time: 7.77s Refine Results
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    Beamforming for Rotated 3D Multipanel Array Structures for 5G NR MIMO Transmission by Hyukjun Lee, Wonjae Ryu, Wonjin Sung, Jonghyun Park

    Published 2019-01-01
    “…Such transmission requires massive arrays to perform accurate high-gain beamforming over the millimeter-wave frequency band. …”
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    Downlink Multiuser Hybrid Beamforming for MmWave Massive MIMO-NOMA System with Imperfect CSI by Jing Jiang, Ming Lei, Huanhuan Hou

    Published 2019-01-01
    “…Based on the results of clustering, mmWave hybrid beamforming is designed. To improve the user experience, each cluster selects the best beam of the user with the higher guaranteed rate requirement as the analog beamforming vector. …”
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  13. 133

    Collaborative Relay Beamforming Strategies for Multiple Destinations with Guaranteed QoS in Wireless Machine-to-Machine Networks by Da Wang, Lin Bai, Xiaoning Zhang, Wenyang Guan, Chen Chen

    Published 2012-08-01
    “…In this paper, we propose two iterative strategies to jointly optimize the source antenna selection and the collaborative relay beamforming weights with the aid of perfect channel state information (CSI). …”
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  14. 134

    Secrecy-Constrained UAV-Mounted RIS-Assisted ISAC Networks: Position Optimization and Power Beamforming by Weichao Yang, Yajing Wang, Dawei Wang, Yixin He, Li Li

    Published 2025-01-01
    “…Our goal is to improve parameter estimation performance, measured by the Cramér–Rao bound (CRB), by jointly optimizing the UAV position, transmit beamforming, and RIS beamforming, subject to constraints including the UAV flight area, communication users’ quality of service (QoS) requirements, secure transmission demands, power budget, and RIS reflecting coefficient limits. …”
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    Polarized Uniform Linear Array System: Beam Radiation Pattern, Beamforming Diversity Order, and Channel Capacity by Xin Su, KyungHi Chang

    Published 2015-01-01
    “…The results show that, for PULA systems, the channel capacity, which is boosted by beamforming diversity, can be determined using the channel gain, beam radiation pattern, and beamforming diversity order (BDO), where the BDO is dependent on the antenna characteristics and array configurations.…”
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  19. 139

    IRS-assisted D2D system resource allocation and RCG beamforming optimization in H-CRAN by XU Xiaorong, XUE Jishou, WU Jun, BAO Jianrong

    Published 2024-07-01
    “…Resource allocation and Riemannian conjugate gradient (RCG) beamforming optimization were studied, with the objective of system sum rate maximization. …”
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  20. 140

    SVD-Aided Beamforming and Power Allocation Algorithm for Multiuser Turbo-BLAST System Uplink with Imperfect CSI by Xiaomin Chen, Xiangbin Yu, Dazhuan Xu

    Published 2012-01-01
    “…At the transmitter, the beamforming and power allocation schemes are developed to maximize the capacity of the desired user. …”
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