Results 1 to 10 of about 95,310 (311)

Design and Characterization of Wideband Printed Antenna Based on DGS for 28 GHz 5G Applications [PDF]

open access: yesJournal of Electromagnetic Engineering and Science, 2021
In this paper, a compact, wideband, printed antenna is proposed for millimeter-wave fifth-generation communication systems. The proposed design is a patch antenna with a defected ground structure, in which ground plane defects are utilized to reduce ...
Wahaj Abbas Awan   +5 more
doaj   +1 more source

Active Distribution Networks Restoration after Extreme Events [PDF]

open access: yesJournal of Operation and Automation in Power Engineering, 2020
After extreme events such as floods, thunderstorms, blizzards and hurricanes there will be devastating effects in the distribution networks which may cause a partial or complete blackout. Then, the major concern for the system operators is to restore the
S. Ghasemi   +2 more
doaj   +1 more source

Risk of COVID-19 in Health Professionals: A Case-Control Study, Portugal

open access: yesPortuguese Journal of Public Health, 2022
Introduction: Health professionals face higher occupational exposure to SARS-CoV-2. We aimed to estimate the risk of COVID-19 test positivity in health professionals compared to non-health professionals. Methods: We conducted a test-negative case-control
Héloïse Lucaccioni   +4 more
doaj   +1 more source

BANDWIDTH AND GAIN ENHANCEMENT OF MICROSTRIP ANTENNA USING DEFECTED GROUND STRUCTURE AND HORIZONTAL PATCH GAP

open access: yesJurnal Ilmiah SINERGI, 2021
This research proposed microstrip antenna design using the Defected Ground Structure (DGS) and horizontal patch gap (HPG) for bandwidth and enhancement purposes.
Dian Rusdiyanto   +3 more
doaj   +1 more source

Rancang Bangun Antena Microstrip Patch Circular Menggunakan Metode Defected Ground Structure (DGS) Untuk Aplikasi DVB-T2

open access: yesTechno.Com, 2023
Perkembangan era digital ini tidak lepas juga pada televisi, di mana televisi mengalami perubahan dari analog ke digital yang tertuang pada peraturan kominfo. Penyiaran televisi digital di indonesia mengunakan setandar Digital Video Broadcasting – Second
Sofian Dwi Ashari   +2 more
doaj   +1 more source

Design and Implementation of Microstrip Array Antenna 2x4 Circular Patch with Defected Ground Structure Dumbbell Hexagonal Head 2.4 GHz Frequency for Wi-Fi Application

open access: yesJurnal Jaringan Telekomunikasi, 2022
Wireless technology is a wireless communication technology that is currently widely used by the public to exchange information. The current information exchange is growing as communication requirements rise.
Tania Izza Sholikhah   +2 more
doaj   +1 more source

Gebärdensprache als natürlich entstandene Sprache (Linguistische Aspekte) [PDF]

open access: yesBeni-Suef University International Journal of Humanities and Social Sciences, 2020
Die Gebärdensprache ist nicht etwa nur eine hilfsweise Kommunikation, sondern sie ist ein kultureller Wert an sich – ein Wert der Gehörlosenkultur, die wiederum Teil unseres gemeinschaftlichen Zusammenlebens ist. Man kann sich heute kaum mehr vorstellen –
Ashraf Mohamed
doaj   +1 more source

DGS-Based Modules: Difficulty Aspects of Studying Geometry at University Level

open access: yesKreano: Jurnal Matematika Kreatif-Inovatif, 2022
This study aims to ensure that geometry is the most difficult subject to understand, aspects of the difficulty of learning geometry for students, and suggestions for reducing difficulties. This study uses an exploratory mixed methods design.
Endang Istikomah, Dadang Juandi
doaj   +1 more source

A Novel Broadband Filtenna with using SRR and DGS for Wireless Communication Applications

open access: yesGazi Üniversitesi Fen Bilimleri Dergisi, 2023
This paper presents a novel broadband filtenna design for 5G applications. The filtenna structure comprise of a bow tie slot loaded path antenna with a four-pole lowpass filter structure on the feed-line. In addition, the defected ground structure method
Galip Orkun ARICAN, Mert KARAHAN
doaj   +1 more source

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