Results 1 to 10 of about 536,041 (263)

Analysis of Isolation Techniques for Mutual Coupling Reduction in MIMO Antennas

open access: yesJournal of Communications Software and Systems
This paper presents a comprehensive review of isolation enhancement techniques for MIMO systems, emphasizing their role in minimizing mutual coupling for modern wireless communication applications.
Ahmed Read Al-tameemi   +5 more
doaj   +1 more source

EXIT chart analysis of iteratively detected and SVD-assisted broadband MIMO-BICM schemes [PDF]

open access: yes, 2010
In this contribution the number of activated MIMO layers and the number of bits per symbol are jointly optimized under the constraint of a given fixed data throughput and integrity.
Ahrens, Andreas, Benavente Peces, César
core   +1 more source

Efficient Gauss-Seidel Precoding with Parallel Calculation in Massive MIMO Systems [PDF]

open access: diamond, 2021
Hyunsun Hwang   +4 more
openalex   +1 more source

The low inter-radiator transmittance MIMO antenna with DGS and parasitic elements for Ku-Band application

open access: yesNetworks and Heterogeneous Media
This article presents a four-port multiple-input multiple-output (MIMO) antenna using double-sided decoupling techniques. The size of the quad-element MIMO antenna is 36 mm × 36 mm × 1.6 mm. The reflection coefficient is
Muhammad Irshad Khan   +8 more
doaj   +1 more source

$\lambda$-MIMO: Massive MIMO via Modulo Sampling

open access: yes, 2022
Massive multiple-input multiple-output (M-MIMO) architecture is the workhorse of modern communication systems. Currently, two fundamental bottlenecks, namely, power consumption and receiver saturation, limit the full potential achievement of this technology.
Liu, Ziang   +2 more
openaire   +1 more source

Pengendalian Suhu Dan Ketinggian Air Pada Boiler Menggunakan Kendali PID dengan Metode Root Locus

open access: yesJurnal EECCIS (Electrics, Electronics, Communications, Controls, Informatics, Systems), 2012
Pada makalah ini, dibahas perancangan kontroler PID untuk mengatur suhu dan ketinggian pada suatu sistem boiler dengan menggunakan root locus untuk tuningnya.
Wijaya Kurniawan
doaj   +1 more source

From Compact MIMO to Massive MIMO

open access: yes, 2022
We study information theoretic design of compact antenna arrays and nonlinear precoding for multiuser MIMO channels with coarsely quantized alphabets. For the RF front-end design, it is shown that a class of lossless multiport matching networks maximizes information rates at any antenna spacing.
openaire   +1 more source

Method of spatial multiplexing in multi-antenna communication systems

open access: yesНаучно-технический вестник информационных технологий, механики и оптики
Reliability of the communication system with spatial multiplexing has been studied. Increasing the bandwidth of radio communication channels due to spatial multiplexing is one of the most popular and relevant areas of modern research in the feld of radio
A. Yu. Grishentsev
doaj   +1 more source

Compact Two-Port MIMO Antenna with High Isolation for UWB Applications [PDF]

open access: yesIranian Journal of Electrical and Electronic Engineering
The proposed research presents a two-port compact Multiple Input Multiple Output (MIMO) antenna for Ultra-Wide Band (UWB) applications. The designed antenna has two identical radiators and has an overall dimension of 20 × 44.1 × 1.6mm3 on a FR4 substrate.
Shivanand Konade, Manoj Dongre
doaj  

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