Results 1 to 10 of about 7,874 (186)

An Efficient Dynamic Engineering Implementation Architecture for MIMO Radar System

Remote Sensing
Multiple-input multiple-output (MIMO) technology can significantly improve radar system resolution and target detection ability and become the core technology in millimeter-wave radar systems. Each antenna of a MIMO radar system generates a separate data
Ruyue Wen, Hua Zhang, Luping Xu
doaj   +1 more source

Benefits of Beamforming Training Scheme in Distributed Large-Scale MIMO Systems

IEEE Access, 2018
The downlink training yields rather modest performance gains due to the high degree of channel hardening effect in co-located large-scale multi-input multi-output (MIMO) systems. However, in distributed large-scale MIMO systems, the potential benefits of
Jiamin Li, Dongming Wang, Pengcheng Zhu, Xiaohu You   +3 more
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Angular Circle Array Multiple Input Multiple Output Underwater Optical Wireless Communications

Photonics
This paper constructs a simulation platform for underwater wireless optical single-input single-output (SISO) communication systems and quantitatively evaluates communication performance indicators.
Zhuoqi Chen, Yuhe Liu, Xiang Yi, Ruiqin Zhao   +3 more
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Multi-Satellite MIMO Communications at Ku-Band and Above: Investigations on Spatial Multiplexing for Capacity Improvement and Selection Diversity for Interference Mitigation

EURASIP Journal on Wireless Communications and Networking, 2007
This paper investigates the applicability of multiple-input multiple-output (MIMO) technology to satellite communications at the Ku-band and above. After introducing the possible diversity sources to form a MIMO matrix channel in a satellite environment,
Konstantinos P. Liolis, Athanasios D. Panagopoulos, Panayotis G. Cottis   +2 more
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Modeling and Performance Analysis of Energy Efficiency Binary Power Control in MIMO-OFDM Wireless Communication Systems

International Journal of Distributed Sensor Networks, 2011
The energy efficiency optimization of the binary power control scheme for MIMO-OFDM wireless communication systems is formulated, and then a global optimization solution of power allocation is derived.
Yuming Wang, Xiaohu Ge, Chengqian Cao, Xi Huang, Frank Y. Li   +4 more
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CSI Feedback Based on Deep Learning for Massive MIMO Systems

IEEE Access, 2019
Aiming at the problem of high complexity and low feedback accuracy of existing channel state information (CSI) feedback algorithms for frequency-division duplexing (FDD) massive multiple-input multiple-output (MIMO) systems, this paper proposes a CSI ...
Yong Liao, Haimei Yao, Yuanxiao Hua, Chunguo Li   +3 more
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Iterative Power Control for Maximizing Spectral Efficiency in Cell-Free Massive MIMO Systems

IEEE Access
This study investigates power control algorithms for cell-free massive MIMO (CF-M-MIMO) systems, with the aim of enhancing spectral efficiency (SE) and overall system capacity.
Osman Dikmen
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A Switched Diversity Scheme for Massive MIMO Systems

International Journal of Antennas and Propagation, 2014
With the constraint of antenna space, spatial correlation and mutual coupling must be considered to accurately predict the system performance for massive MIMO systems.
Qianya Wang, Hongwen Yang
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LMI-based Controller Design for Leaky-integrator MIMO Systems

Applications of Modelling and Simulation
Leaky-integrator systems have attracted attention due to their capability of capturing the gradual loss of the system states. Thanks to the advantages of taking into consideration the leaky effect on gradual loss of systems states, leaky-integrator ...
Hao Deng, Cristina Stoica, Mohammed Chadli, Daniel Ossmann   +3 more
doaj  

Reconfigurable intelligent surface-empowered MIMO systems. [PDF]

Natl Sci Rev, 2023
Basar E.
europepmc   +1 more source