Results 71 to 80 of about 14,242 (187)

Frontex and the University: Positivist Dissonance and the Institutionalisation of Border Violence through Research

open access: yesAntipode, Volume 58, Issue 2, March 2026.
Abstract The paper examines the existing relationships between universities and Frontex, investigating and problematising the intersection between the higher education sector and the violence of the European border regime. We introduce the concept of positivist dissonance to conceptualise these relationships within the wider “industrial‐military ...
Giulia Corgnier   +3 more
wiley   +1 more source

Improved model of radial vibration in switched reluctance motor including magnetic saturation

open access: yesCES Transactions on Electrical Machines and Systems, 2018
This paper proposes an improved method for the prediction of radial vibration in switched reluctance motor (SRM) considering magnetic saturation. In this paper, the basic modeling principle is briefly introduced, it is based on the derivation that the ...
Xiaoqiang Guo   +4 more
doaj   +1 more source

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

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

$\lambda$-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

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

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

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  

Anten đa cổng trên hộp cộng hưởng ống dẫn sóng tích hợp với khả năng tái cấu hình phân cực (tuyến tính – tròn) cho những ứng dụng 5G tần sóng millimet

open access: yesTạp chí Khoa học và Công nghệ
Bài báo này đề xuất một mô hình anten 2 cổng hoạt động ở dải tần số 24-28 GHz cho các ứng dụng 5G tần sóng millimet. Anten được thiết kế dựa trên kỹ thuật ống dẫn sóng tích hợp kết hợp một khe hình chữ L có gắn phần tử chủ động (PIN đi-ốt) cho khả năng ...
Nguyễn Trương Khang   +2 more
doaj   +1 more source

The MIMO-OTFS Technique in the Next 6G Communications

open access: yesEngineering Access
The orthogonal time-frequency space (OTFS) technique is a promising method of waveform modulation that encodes data in the delay-doppler (DD) domain. OTFS distinguishes itself from conventional multiplexing methods by employing two-dimensional modulation
Ali J. Ramadhan, Ali Taei Zadeh
doaj   +1 more source

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