Results 11 to 20 of about 23,483,289 (298)

Novel High Isolation and High Capacitance Ratio RF MEMS Switch: Design, Analysis and Performance Verification [PDF]

Micromachines, 2022
In this paper, a novel high isolation and high-capacitance-ratio radio-frequency micro-electromechanical systems (RF MEMS) switch working at Ka-band is designed, fabricated, measured and analyzed.
Zhongliang Deng, Yucheng Wang, Kun Deng, Chengqi Lai, Jiali Zhou   +4 more
doaj   +2 more sources

A Compact Ultra-Wideband Chip Antenna with Bandwidth Extension Patch and Simple Isolator for MIMO Systems for Mobile Handheld Terminals [PDF]

Journal of Electromagnetic Engineering and Science, 2022
A compact ultra-wideband (UWB) chip antenna that has high isolation for multi-input multi-output (MIMO) systems is presented in this paper. The antenna is composed of a chip antenna, a printed circuit board, and an isolator stub.
Jung-Nam Lee, Seok Bong Hyun, Young Kyun Cho   +2 more
doaj   +1 more source

In Silico Study of Polyunsaturated Fatty Acids as Potential SARS-CoV-2 Spike Protein Closed Conformation Stabilizers: Epidemiological and Computational Approaches

Molecules, 2021
SARS-CoV-2 infects host cells by interacting its spike protein with surface angiotensin-converting enzyme 2 (ACE2) receptors, expressed in lung and other cell types.
Alonso Vivar-Sierra, María José Araiza-Macías, José Patricio Hernández-Contreras, Arely Vergara-Castañeda, Gabriela Ramírez-Vélez, Rodolfo Pinto-Almazán, Juan Rodrigo Salazar, Marco A. Loza-Mejía   +7 more
doaj   +1 more source

In Silico-Based Design and In Vivo Evaluation of an Anthranilic Acid Derivative as a Multitarget Drug in a Diet-Induced Metabolic Syndrome Model

Pharmaceuticals, 2021
Metabolic syndrome (MetS) is a complex disease that affects almost a quarter of the world’s adult population. In MetS, diabetes, obesity, hyperglycemia, high cholesterol, and high blood pressure are the most common disorders.
Héctor González-Álvarez, Astrid Bravo-Jiménez, Matilda Martínez-Arellanes, Gabriela Odette Gamboa-Osorio, Edwin Chávez-Gutiérrez, Lino A. González-Hernández, Karina Gallardo-Ignacio, Osvaldo J. Quintana-Romero, Armando Ariza-Castolo, Christian Guerra-Araiza, Laura Martino-Roaro, Dulce María Meneses-Ruiz, Rodolfo Pinto-Almazán, Marco A. Loza-Mejía   +13 more
doaj   +1 more source

Low-Profile Dual-Polarized Composite Patch-Monopole Antenna With Broadband and Widebeam Characteristics

IEEE Access, 2023
This paper presents a low-profile, high-isolation, dual-polarized antenna with broadband and widebeam characteristics. The antenna consists of a square patch fed by double differential-fed scheme for the high-isolation dual-polarized radiation. The patch
Son Xuat Ta, Thanh Tung Phung, Khac Kiem Nguyen, Chien Dao-Ngoc, Nghia Nguyen-Trong   +4 more
doaj   +1 more source

Design of a Compact 4-Element GNSS Antenna Array With High Isolation Using a Defected Ground Structure (DGS) and a Microwave Absorber

IEEE Open Journal of Antennas and Propagation, 2023
This work presents a compact (125 mm diameter) wideband 4-element antenna array with a high isolation level for global navigation satellite system (GNSS) applications.
Abdullah Madni, Wasif Tanveer Khan
doaj   +1 more source

A Novel Half Mode SICL Based Dual Beam Antenna Array for Ka-Band Application

IEEE Access, 2023
In this paper, we propose a novel Half Mode Substrate Integrated Coaxial Line (HMSICL) cavity fed monopole antenna at 28 GHz. A SICL cavity is bisected along its symmetric magnetic wall (PMC) to create an open-ended Half Mode SICL (HMSICL) cavity.
Naman Baghel, Soumava Mukherjee
doaj   +1 more source

Wideband Back-Cover Antenna Design Using Dual Characteristic Modes With High Isolation for 5G MIMO Smartphone

IEEE Transactions on Antennas and Propagation, 2022
A novel method of designing a wideband high-isolated dual-antenna pair using dual characteristic modes (CMs) is presented for fifth-generation (5G) multiple-input multiple-output (MIMO) smartphone applications. A set of orthogonal CMs resonating from the
Wei Hu, Zhang Chen, Long Qian, Lehu Wen, Q. Luo, R. Xu, Wen Jiang, S. Gao   +7 more
semanticscholar   +1 more source

High-Isolation MIMO Antenna for 5G Millimeter-Wave Communication Systems

Electronics, 2022
The work in this article presents the design and realization of a low-profile, four-port MIMO antenna supporting fifth-generation (5G) wireless applications operating at a millimeter-Wave (mm-Wave) band.
M. Bilal, S. Naqvi, Niamat Hussain, Y. Amin, Nam Kim   +4 more
semanticscholar   +1 more source

Design of 94GHz Dual-Polarization Antenna Fed by Diagonal Horn for Cloud Radars

IEEE Access, 2022
In this paper, a 94 GHz dual-polarization high-isolation cassegrain antenna feed by a diagonal horn antenna is designed. The antenna consists of a D = 540 mm main reflector, sub-reflector, and dual-port dual-polarization diagonal horn feed antenna.
Jie Wang, Hai Lin, Fan Yang, Guangyang Xu, Junxiang Ge   +4 more
doaj   +1 more source