Results 21 to 30 of about 411,112 (213)

Cross Regulation Reduced Optimal Multivariable Controller Design for Single Inductor DC-DC Converters

open access: yesEnergies, 2019
Single Inductor (SI) converters with the advantage of using one inductor for any number of inputs/outputs find wide applications in portable electronic gadgets and electrical vehicles.
S. Augusti Lindiya   +2 more
doaj   +1 more source

Deep data hiding‐based channel state information feedback within audio signals

open access: yesElectronics Letters, 2023
Deep learning‐based channel state information (CSI) hiding within images has been introduced to eliminate the downlink CSI feedback overhead in frequency division duplexing systems.
Yun Hu, Ronghui Zhang
doaj   +1 more source

Multiuser MIMO-OFDM for Visible Light Communications

open access: yesIEEE Photonics Journal, 2015
Visible light communication (VLC) is emerging as a promising technique to provide ubiquitous wireless connection. In this paper, a multiuser VLC system utilizing multiple-input multiple-output (MIMO) orthogonal frequency-division multiplexing (OFDM) is ...
Qi Wang, Zhaocheng Wang, Linglong Dai
doaj   +1 more source

Active reflection coefficients characterization system for multiple input multiple output antennas

open access: yesIET Microwaves, Antennas & Propagation, 2021
The main objective of this study is to present a characterization system that can be used to measure the active reflection coefficient of each port of the multiple input multiple output (MIMO) antennas, when the main beam is steered to an intended ...
Marina Jordão   +4 more
doaj   +1 more source

Enhanced Mobile Multiple-Input Multiple-Output Underwater Acoustic Communications

open access: yesInternational Journal of Distributed Sensor Networks, 2013
This paper focuses on mobile multiple-input multiple-output (MIMO) underwater acoustic communications (UAC) over double-selective channels subject to both intersymbol interference and Doppler scaling effects.
Kexin Zhao, Jun Ling, Jian Li
doaj   +1 more source

The Effect of Spatial Multiplexing of the Interference on MIMO Communication Performance

open access: yesIEEE Access, 2020
This work sheds light on the effects of spatially multiplexed interference on multiple-input-multiple-output (MIMO) networks. In particular, any increase in the number of interfering data streams (while keeping the total interference power constant) is ...
Yiftach Richter, Itsik Bergel
doaj   +1 more source

Spatial Permutation Modulation for Multiple-Input Multiple-Output (MIMO) Systems

open access: yesIEEE Access, 2019
Spatial modulation (SM) for the multiple-input-multiple-output (MIMO) system has attracted research interests due to its high energy and spectral efficiency.
I-Wei Lai   +6 more
doaj   +1 more source

CNN-based multiple-input multiple-output radar image enhancement method

open access: yesThe Journal of Engineering, 2019
In this study, the convolutional neural network (CNN) is utilised to enhance the quality of radar images. First, a four-layer convolutional neural network is trained. The input of it is a complex valued two-dimensional low-resolution radar image, and the
Yongpeng Dai   +4 more
doaj   +1 more source

Multi-Access Edge Computing (MEC) Based on MIMO: A Survey

open access: yesSensors, 2023
With the rapid development of wireless communication technology and the emergence of intelligent applications, higher requirements have been put forward for data communication and computing capacity.
Mengyu Zhu   +3 more
doaj   +1 more source

Correlation characteristic analysis in diversity multiple‐input multiple‐output radar

open access: yesElectronics Letters, 2017
A huge limitation of the correlation analysis in existing scatterer model is that only uniformly distributed scatterers are considered ignoring the variability of scattering intensity in the real situation.
Jieyi Liu   +4 more
doaj   +1 more source

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