Výsledky vyhledávání - Hybrid precoder and combined

Hybrid Multi-User Equalization and Analog Precoder for Uplink mm Wave Cell Free Systems Autor Kassam, J., Castanheira, D., Silva, A., Dinis, R., Gameiro, A.

“…In this paper, we propose a distributed hybrid analog-digital multi-user equalizer combined with an analog precoder for a wideband millimeter-wave (mmWave…”
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Multi-User Linear Equalizer and Precoder Scheme for Hybrid Sub-Connected Wideband Systems Autor Castanheira, Daniel, Teodoro, Sara, Simões, Ricardo, Silva, Adão, Gameiro, Atilio

“… Therefore, the aim of this paper is to design a sub-connected hybrid analog–digital multi-user linear equalizer combined with an analog precoder to efficiently remove the multi-user interference…”
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System-Level Assessment of Low Complexity Hybrid Precoding Designs for Massive MIMO Downlink Transmissions in Beyond 5G Networks Autor Pavia, João Pedro, Velez, Vasco, Souto, Nuno, Ribeiro, Marco, Sebastião, Pedro, Correia, Américo

“…The fast growth experienced by the telecommunications field during the last few decades has been motivating the academy and the industry to invest in the…”
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Channel Estimation for Hybrid Architecture-Based Wideband Millimeter Wave Systems Autor Venugopal, Kiran, Alkhateeb, Ahmed, Gonzalez Prelcic, Nuria, Heath, Robert W.

“… The design of the hybrid precoders and combiners, though, is usually based on the knowledge of the channel…”
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Precoder Design for Dynamically Sub-connected Hybrid Architecture in MU-MISO-OFDM Systems Autor Li, Hongyu, Liu, Rang, Wang, Zihuan, Li, Ming, Liu, Qian

“…Hybrid precoding combined with large-scale antenna arrays is considered as a key enabling technology for millimeter wave (mmWave…”
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Centralized Hybrid Equalization for Cell Free mMIMO mmWave based Systems Autor Kassam, J., Castanheira, D., Silva, A., Dinis, R., Gameiro, A.

“… In this paper, we propose a low complexity analog precoder with a centralized hybrid analog-digital multi-user equalizer for millimeter-wave (mmWave) CF mMIMO systems…”
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Green Joint Radar-Communications: RF Selection with Low Resolution DACs and Hybrid Precoding Autor Kaushik, Aryan, Vlachos, Evangelos, Masouros, Christos, Tsinos, Christos, Thompson, John

“…) transmission with hybrid precoding and low resolution digital to analog converters (DACs). An energy efficient radio frequency (RF…”
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Recast Subspace Pursuit-based Channel Estimation for Hybrid Beamforming NarrowBand Millimeter-Wave Massive MIMO Systems Autor Oyerinde, Olutayo Oyeyemi

“… Though the combined high-speed analog-to-digital converters (ADCs) and hybrid precoder/combiner architecture of this system ameliorate the problem of high-power consumption, they make channel estimation to become cumbersome…”
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Near-Optimal Hybrid Processing for Massive MIMO Systems via Matrix Decomposition Autor Ni, Weiheng, Dong, Xiaodai, Lu, Wu-Sheng

“…) chains of the traditional processing structure. The hybrid processing is realized through low-dimensional digital baseband processing combined with analog RF processing enabled by phase shifters…”
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Two-Step Multiuser Equalization for Hybrid mmWave Massive MIMO GFDM Systems Autor Kassam, Joumana, Miri, Manar, Magueta, Roberto, Castanheira, Daniel, Pedrosa, Pedro, Silva, Adão, Dinis, Rui, Gameiro, Atílio

“… In this paper, we propose a two-step hybrid multi-user (MU) equalizer combined with low complexity hybrid precoder for wideband mmWave mMIMO systems, as well as a semi-analytical approach to evaluate its performance…”
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Hybrid Multiuser Equalizer for mmWave Massive MIMO GFDM Systems Autor Kassam, J., Miri, M., Magueta, R., Castanheira, D., Silva, A., Gameiro, A.

“…In this paper, we propose a hybrid multiuser equalizer combined with low complexity hybrid precoder for wideband millimeter-wave massive MIMO systems…”
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Weighted Sum Rate Maximization of the mmWave Cell-Free MIMO Downlink Relying on Hybrid Precoding Autor Feng, Chenghao, Shen, Wenqian, An, Jianping, Hanzo, Lajos

“…The cell-free MIMO concept relying on hybrid precoding constitutes an innovative technique capable of dramatically increasing the network capacity of millimeter-wave (mmWave…”
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Alternating minimization for hybrid precoding in multiuser OFDM mmWave systems Autor Xianghao Yu, Jun Zhang, Letaief, Khaled B.

“… simplifies the hybrid precoder design and is able to approach the performance of the fully digital precoder…”
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On the Number of RF Chains and Phase Shifters, and Scheduling Design With Hybrid Analog-Digital Beamforming Autor Bogale, Tadilo Endeshaw, Long Bao Le, Haghighat, Afshin, Vandendorpe, Luc

“… t ≤ N is the rank of the combined digital precoder matrices of all subcarriers. Second, we provide a simple…”
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RIS-Assisted Robust Hybrid Beamforming Against Simultaneous Jamming and Eavesdropping Attacks Autor Sun, Yifu, An, Kang, Zhu, Yonggang, Zheng, Gan, Wong, Kai-Kit, Chatzinotas, Symeon, Yin, Haifan, Liu, Pengtao

“…), we aim to address the worst-case sum rate maximization problem by jointly designing the receive decoder at the users, both the digital precoder and the artificial…”
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Codebook-Based Hybrid Beamforming Using Combined Phase Shifters of High and Low Resolutions Autor Xu, Ke, Zheng, Fu-Chun, Xu, Hongguang, Zhu, Xu, Leung, Ka-Cheong

“…The hybrid beamforming architecture where a combination of analog and digital precoders is employed has attracted much attention recently for its flexible trade-off between power consumption and performance…”
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Two-Step Analog-Digital Multiuser Equalizer for Hybrid Precoded mmWave Communications Autor Magueta, R., Castanheira, D., Silva, A., Dinis, R., Gameiro, A.

“…In this paper we propose a hybrid multi-user multi-stream equalizer combined with low complexity analog-digital precoders for uplink broadband millimeter wave massive multiple-input-multiple-output (MIMO) systems…”
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Energy-Efficient Transceiver Design for Hybrid Sub-Array Architecture MIMO Systems Autor He, Shiwen, Qi, Chenhao, Wu, Yongpeng, Huang, Yongming

“… Motivated by this, in this paper, we investigate the design of hybrid precoder and combiner with sub-connected architecture, where each radio frequency chain is connected to only a subset of base…”
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An Information-Theoretic Branch-and-Prune Algorithm for Discrete Phase Optimization of RIS in Massive MIMO Autor Ahmed, I. Zakir, Sadjadpour, Hamid R., Yousefi, Shahram

“…) of the received and combined signal at the intended receiver under interference. By appropriate design of the hybrid precoder, combiner, and RIS phase settings, it can be shown that the MSE achieves the CRLB…”
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Bayesian Learning-Based Doubly-Selective Sparse Channel Estimation for Millimeter Wave Hybrid MIMO-FBMC-OQAM Systems Autor Srivastava, Suraj, Singh, Prem, Jagannatham, Aditya K., Karandikar, Abhay, Hanzo, Lajos

“…)-based millimeter wave (mmWave) hybrid multiple-input multiple-output (MIMO) systems. Furthermore, a novel channel estimation model is conceived for quasi-static mmWave hybrid MIMO-FBMC-OQAM (mmH-MFO…”
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