Search Results - "fully digital precoder"

A novel received signal strength indicator method for modeling Massive MIMO beamforming via multi-task deep learning by Ramadan, Ibrahim El-Metwally, AbdElHalim, Eman, Saleh, Ahmed Ibrahim, Mostafa, Hossam El-Din Salah

“…To achieve the best performance in terms of accuracy and complexity of massive multiple-input multiple-output (Massive MIMO) in wireless communication systems,…”
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A Deep Constrained and Synchronous Training Framework for Hybrid Precoding by Liu, Zijian, Luo, Yang, Xu, Yan, Luo, Chunbo

“… from the fully digital precoders and approaches the upper bound performance. The key innovation focuses on integrating a constrained precoding network with synchronous loss…”
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Gram–Schmidt orthogonalisation aided hybrid precoding in millimetre-wave massive MIMO systems by Zhan, Jinlong, Dong, Xiaodai, Huo, Yiming, Zhang, Yu

“… A heuristic solution to the order of columns selection is suggested according to the array response vector along which the fully-digital precoder has the maximum projection…”
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Two-stage BFGS-based hybrid precoding for mmWave multiuser MIMO systems by Dong, Fuwang, Wang, Wei, Qi, Biqing, Wang, Ben

“…Millimetre wave (mmWave) communications are the most promising candidate for the future fifth-generation mobile broadband networks, which offer greater…”
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Realizing Fully Digital Precoders in Hybrid A/D Architecture With Minimum Number of RF Chains by Morsali, Alireza, Haghighat, Afshin, Champagne, Benoit

“…In this letter, the minimum number of required radio frequency (RF) chains for realizing any MIMO fully digital precoder (FDP…”
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Beam Focusing for Near-Field Integrated Sensing and Communications With Hybrid Analog/Digital Architecture by Luo, Jie, Fan, Jiancun, Liu, Yuanwei

“…In this paper, we redesign the hybrid analog/digital precoding scheme to form focused beams at specific spatial locations for near-field integrated sensing and…”
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Hybrid Precoding-Based Millimeter-Wave Massive MIMO-NOMA With Simultaneous Wireless Information and Power Transfer by Dai, Linglong, Wang, Bichai, Peng, Mugen, Chen, Shanzhi

“…) chains without an obvious performance loss, where the fully digital precoder is decomposed into a high-dimensional analog precoder and a low-dimensional digital precoder, we propose to apply SWIPT…”
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A Family of Hybrid Analog-Digital Beamforming Methods for Massive MIMO Systems by Ioushua, Shahar Stein, Eldar, Yonina C.

“… For the hybrid precoder, we introduce a framework for approximating the optimal fully digital precoder with a feasible hybrid one…”
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Multi-Connection to the Sky: Energy-Efficient Beamforming for Multi-Satellite Uplink Transmission With Lens Antenna Array by Ye, Neng, Cao, Xinyuan, Ding, Xuhui, Li, Jiaxuan, Zhao, Deguang, Ouyang, Qiaolin

“… The proposed algorithm iterates between the following three steps. In the first step, zero forcing-based fully-digital precoder is first optimized under a fixed…”
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Subchannel Allocation and Hybrid Precoding in Millimeter-Wave OFDMA Systems by Ha, Vu Nguyen, Nguyen, Duy H. N., Frigon, Jean-Francois

“… Two two-stage solution approaches are proposed. In the first approach, a fully digital precoder (FDP…”
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Hybrid MMSE Precoding for Millimeter Wave MU-MISO via Trace Maximization by Gautam, Prabhat Raj, Zhang, Li, Fan, Pingzhi

“…In an attempt to alleviate the cost and power consumption in millimeter wave (mmWave) multiple input multiple output (MIMO) systems, hybrid precoding has been…”
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Low-Complexity Subspace-Based Multi-User Hybrid Precoding by Dutta, Biswajit, Budhiraja, Rohit, Koilpillai, Ravinder D.

“…) performance of a given fully digital precoder by minimizing the Frobenious norm between them. We show that the proposed design equivalently minimizes the chordal distance…”
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Hybrid Beamforming for mmWave Massive MIMO Systems Using Conditional Generative Adversarial Networks by Banerjee, Bitan, Elliott, Robert C., Krzymien, Witold A., Medra, Mostafa

“… The primary goal of hybrid beamforming is to provide precoding performance as close as possible to that of a fully-digital precoder…”
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Alternating Minimization Algorithms for Hybrid Precoding in Millimeter Wave MIMO Systems by Yu, Xianghao, Shen, Juei-Chin, Zhang, Jun, Letaief, Khaled B.

“…Millimeter wave (mmWave) communications has been regarded as a key enabling technology for 5G networks, as it offers orders of magnitude greater spectrum than…”
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Low-complexity Hybrid Beamforming for MMSE-based Symbol-level Precoding in Multi-user MISO System by Lee, Jaewon, Kang, Chung G.

“…Data-aided symbol-level precoding can exploit constructure interference for improving the energy and system efficiency in the multiantenna downlink channel,…”
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Channel Estimation for Sparse mm-Wave MIMO System by Purohit, Naresh, Gupta, Namit

“…The fifth-generation (5G) cellular networks will provide gigabit-per-second data rates from massive antenna array combined with the emerging use of large and…”
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Estimation and Tracking for Millimeter Wave MIMO Systems Under Phase Noise Problem by Faragallah, Osama S., El-Sayed, Hala S., El-Mashed, Mohamed G.

“… An alternating minimization algorithm using manifold optimization is proposed to close the performance of the fully digital precoder…”
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Symbol-Level Hybrid Precoding in mmWave Multiuser MISO Systems by Liu, Rang, Li, Hongyu, Li, Ming

“… To handle this difficult joint optimization problem, we propose to minimize the Euclidean distance between the optimal fully-digital precoder and the hybrid…”
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Low-Complexity Joint Transceiver Optimization for MmWave/THz MU-MIMO ISAC Systems by Wang, Peilan, Fang, Jun, Zeng, Xianlong, Chen, Zhi, Li, Hongbin

“… the same performance as that of a fully digital precoder, provided that the number…”
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Hybrid Precoder Design for Angle-of-Departure Estimation With Limited-Resolution Phase Shifters by Huang, Huiping, Furkan Keskin, Musa, Wymeersch, Henk, Cai, Xuesong, Wu, Linlong, Thunberg, Johan, Tufvesson, Fredrik

“… To this end, we propose a two-step strategy where we first obtain the fully digital precoder that minimizes the angle error bound, and then the resulting digital precoder is decomposed into an RF…”
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