Results 11 to 20 of about 7,667 (173)

Hybrid TH-VP Precoding for Multiuser MIMO [PDF]

open access: yesIEEE Transactions on Vehicular Technology, 2017
Vector perturbation (VP) is a nonlinear precoding technique that achieves near-capacity performance in multiuser multiple-input multiple-output systems at the expense of large complexity due to the search for the optimum perturbation vector. In this paper, we present the hybrid Tomlinson–Harashima VP (TH-VP) algorithm, a novel zero-forcing precoding ...
Rui Chen, Marco Moretti, Xiaodong Wang
openaire   +2 more sources

Wideband Hybrid Precoding Using Time Modulated Arrays [PDF]

open access: yesIEEE Access, 2020
Xunta de Galicia; ED431G2019 ...
Jose P. Gonzalez-Coma, Luis Castedo
openaire   +3 more sources

Low-Complexity Hybrid Precoding for Subarray Architecture mmWave MIMO Systems

open access: yesIEEE Access, 2022
Hybrid precoding for millimeter wave (mmWave) multiple-input multiple-output (MIMO) systems has attracted much attention in recent years for subarray architecture compared to array architecture because of its low cost and low power consumption.
Faisal Al-Kamali, Claude D'amours
doaj   +1 more source

Low Complexity Hybrid Precoding and Combining for Millimeter Wave Systems

open access: yesIEEE Access, 2021
In millimeter-wave (mmWave) systems, hybrid precoding/combining architectures are an attractive low-complexity alternative to the use of fully digital precoding.
Mohamed Alouzi   +2 more
doaj   +1 more source

Design of Hybrid Precoder for mm-Wave MIMO System Based on Generalized Triangular Decomposition Method [PDF]

open access: yesInternational Journal of Electronics and Telecommunications, 2022
Hybrid precoding techniques are lately involved a lot of interest for millimeter-wave (mmWave) massive MIMO systems is due to the cost and power consumption advantages they provide.
Sammaiah Thurpati   +1 more
doaj   +1 more source

Multi-user hybrid precoding for mmWave massive MIMO systems with sub-connected structure

open access: yesEURASIP Journal on Wireless Communications and Networking, 2021
Hybrid precoding achieves a compromise between the sum rate and hardware complexity of millimeter wave (mmWave) massive multiple-input multiple-output (MIMO) systems.
Jianhe Du   +4 more
doaj   +1 more source

Location-Based Hybrid Precoding Schemes and QoS-Aware Power Allocation for Radar-Aided UAV–UGV Cooperative Systems

open access: yesIEEE Access, 2022
Unmanned aerial vehicles (UAVs) and unmanned ground vehicles (UGVs) complement each other, promising a variety of benefits for unmanned cooperative systems.
Xiangqian Xu   +2 more
doaj   +1 more source

Hybrid Precoding Algorithm Based on Discrete Orthogonal Matching Pursuit for Millimeter-Wave Relay Networks [PDF]

open access: yesJisuanji gongcheng, 2020
In order to improve the beamforming gain of massive Multiple-Input Multiple-Output(MIMO) relay system and reduce the hardware cost of phase shifters and radio frequency links in hybrid precoding architecture,this paper proposes a hybrid precoding ...
DING Qingfeng, GAO Xinpeng, DENG Yuqian
doaj   +1 more source

Interference Exploitation-based Hybrid Precoding with Robustness Against Phase Errors [PDF]

open access: yes, 2019
Hybrid analog-digital precoding significantly reduces the hardware costs in massive MIMO transceivers when compared to fully-digital precoding at the expense of increased transmit power.
Hegde, Ganapati   +2 more
core   +2 more sources

Spectral and Energy Efficiency of Hybrid Precoding for mmWave Massive MIMO With Low-Resolution ADCs/DACs

open access: yesIEEE Access, 2019
In this paper, we investigate the spectral efficiency (SE) and energy efficiency (EE) of hybrid precoding in the point-to-point mmWave massive multiple-input multiple-output (MIMO) system with low-resolution analog-to-digital converters (ADCs) and ...
Qingfeng Ding, Yuqian Deng, Xinpeng Gao
doaj   +1 more source

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