Výsledky vyhľadávania - "hybrid precoder"

Hybrid Precoder and Combiner Design With Low-Resolution Phase Shifters in mmWave MIMO Systems Autor Wang, Zihuan, Li, Ming, Liu, Qian, Swindlehurst, A. Lee

“…Millimeter-wave (mmWave) communications have been considered as a key technology for next-generation cellular systems and Wi-Fi networks because of its…”
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Deep Learning-Based Hybrid Precoder and Combiner Approach for MIMO-OFDM Systems Autor Liu, Fulai, Li, Chongyuan, Wu, Yuchen, Suo, Luyao, Du, Ruiyan

“…As one of the important technologies for the forthcoming 6G millimeter-wave massive multiple-input multiple-output orthogonal frequency division multiplexing…”
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Intelligent based hybrid precoder for millimetre wave massive MIMO system Autor Rajarajeswarie, B., Sandanalakshmi, R.

“… Therefore, a hybrid precoder is a feasible solution to reduce the RF chains and improve the antenna array gain by dividing the signal processing into analog and digital precoders…”
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Hybrid Precoder Design for Angle-of-Departure Estimation With Limited-Resolution Phase Shifters Autor Huang, Huiping, Furkan Keskin, Musa, Wymeersch, Henk, Cai, Xuesong, Wu, Linlong, Thunberg, Johan, Tufvesson, Fredrik

“… In this paper, we investigate the hybrid precoder design problem for angle-of-departure (AoD) estimation, where we take into account the practical constraint on the limited resolution of phase shifters…”
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Energy Efficient Power Allocation for Cell-Free mmWave Massive MIMO With Hybrid Precoder Autor He, Yun, Shen, Min, Zeng, Fanhui, Zheng, Huanping, Wang, Rui, Zhang, Meng, Liu, Xiangyan

“… To track the non-concave global energy-efficiency (GEE) optimization problem, we decompose it into hybrid precoder design and power allocation design…”
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Energy Efficient Hybrid Precoder for Cell-Free Wideband mmWave Massive MIMO Systems Autor He, Yun, Shen, Min, Wang, Rui, Liu, Xiangyan

“…). These APs employ hybrid precoders to achieve beamforming gain. However, the beam squint caused by the spatial-wideband effect deteriorates the system performance…”
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Energy-Efficient Hybrid Precoder With Adaptive Overlapped Subarrays for Large-Array mmWave Systems Autor Guo, Ji-Chong, Yu, Qi-Yue, Meng, Wei-Xiao, Xiang, Wei

“… An objective function is formulated to maximize the energy efficiency (EE) in consideration of the insertion loss for the proposed adaptive OSA based hybrid precoder…”
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Joint User Selection and Hybrid Precoder Design for Massive MIMO Systems Autor Vaezy, Hossein, D. Blostein, Steven

“… However, the joint optimization of user selection and hybrid precoder/decoder design remains challenging due to the complexity introduced by spatial correlation, noisy channel information…”
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Gradient-Driven Graph Neural Networks for Learning Digital and Hybrid Precoder Autor Zhang, Lin, Han, Shengqian, Yang, Chenyang

“…The optimization of multi-user multi-input multi-output (MU-MIMO) precoders is a widely recognized challenging problem. In this paper, we develop a…”
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Low Complexity Hybrid Precoder Design for Millimeter Wave MIMO Systems Autor Wang, Ye, Zou, Weixia

“…Due to the lack of spectral resource in traditional low frequency bands and the great demand for capacity of wireless communications, millimeter wave (mmWave)…”
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3-D Antenna Array Structures for Millimeter Wave Multi-User Massive MIMO Hybrid Precoder Design: A Performance Comparison Autor Mahmood, Mobeen, Koc, Asil, Le-Ngoc, Tho

“…In this letter, we investigate the performance of various three-dimensional (3D) array structures in the design of hybrid precoder (HP…”
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Hybrid Precoder Design for Cache-Enabled Millimeter-Wave Radio Access Networks Autor He, Shiwen, Wu, Yongpeng, Ren, Ju, Huang, Yongming, Schober, Robert, Zhang, Yaoxue

“…In this paper, we study the design of a hybrid precoder, consisting of an analog and a digital precoder, for the delivery phase of downlink cache-enabled millimeter-wave (mm-wave…”
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On Generalized Spatial Modulation Aided Millimeter Wave MIMO: Spectral Efficiency Analysis and Hybrid Precoder Design Autor He, Longzhuang, Wang, Jintao, Song, Jian

“…The concept of generalized spatial modulation (GenSM) aided millimeter wave (mm-wave) multiple-input multiple-output (MIMO) has recently attracted substantial…”
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RIS-Aided Hybrid Precoder Design With Anti-Blocking Scheme in High-Speed Railway Autor Ding, Qingfeng, Luo, Jing, Shi, Hui, Fu, Tingmei

“… Based on the blocking model, the non-convex blocking optimal problem is decoupled by the block coordinate descent method with the jointly optimization problem about hybrid precoder and reflect angle matrix of RIS…”
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Weighted Sumrate Maximizing Hybrid Precoder for MU-MISO-OFDM Autor Cornelis, Sander, Noels, Nele, Moeneclaey, Marc

“…In multi-antenna transceivers with all-digital beamforming, the number of radio frequency (RF) chains necessarily equals the number of antennas, which entails…”
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Iterative Hybrid Precoder and Combiner Design for mmWave Multiuser MIMO Systems Autor Wang, Zihuan, Li, Ming, Tian, Xiaowen, Liu, Qian

“…This letter investigates analog/digital hybrid precoder and combiner design for millimeter wave (mmWave…”
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Rate-maximizing zero-forcing hybrid precoder for MU-MISO-OFDM Autor Cornelis, Sander, Noels, Nele, Moeneclaey, Marc

“…Hybrid precoders, consisting of an analog hardware-constrained part operating at radio frequency (RF…”
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Joint hybrid precoder and combiner design for multi-stream transmission in mmWave MIMO systems Autor Li, Ming, Wang, Zihuang, Tian, Xiaowen, Liu, Qian

“… In this study, the authors consider the problem of codebook-based joint hybrid precoder and combiner design for multi-stream transmission in mmWave MIMO systems…”
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An Adaptive Crocodile Optimization Algorithm Based Deep Elman Recurrent Neural Network for Channel Estimation With Hybrid Precoder in MIMO‐OFDM System Autor Jabarani, S. Santhi, Jacob, Jaison

“…ABSTRACT Due to the massive usage of smartphones, frequent usage of the IoT, and wireless visual streaming services, data traffic in the wireless network and…”
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Multiuser hybrid precoder design using logarithmic hyperbolic filtering for millimeter wave communication systems Autor Sahoo, Swetaleena, Sarkar, Manidipa, Sahoo, Harish Kumar, Nanda, Sarita

“…Hybrid precoding is an emerging solution for millimeter wave massive MIMO system to achieve reduced complexity and enhanced spectral efficiency. Hybrid…”
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