Zobrazeno 1 - 10
of 1 866
pro vyhledávání: '"Turnstile antenna"'
Publikováno v:
Remote Sensing, Vol 15, Iss 8, p 2058 (2023)
This paper presents a circularly polarized turnstile antenna for a meteor radar system. The antenna employs a pair of turnstile radiators, a 1:2 power divider and a 90° phase shifter. After a series of simulations and optimizations, the maximum circ
Externí odkaz:
https://doaj.org/article/fd28ef9eb3e848b39e4b127cf701ebe4
Akademický článek
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Publikováno v:
IEEE Antennas and Wireless Propagation Letters. 18:1154-1158
This letter presents a compact co-horizontally polarized (HP) in-band full-duplex (IBFD) antenna with omnidirectional patterns. The Tx antenna is a variant turnstile antenna with four 90° progressively phased T-shaped monopoles, whereas the Rx anten
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::43325bff6109338e71473cbe345f8c01
https://doi.org/10.1109/lawp.2019.2911201
https://doi.org/10.1109/lawp.2019.2911201
Publikováno v:
Trends in Telecommunications Technologies
Recently, Multiple Input Multiple Output (MIMO) has become popular research topic among researchers for development of a new wireless communications technology. The system capacity can be increase with deployment of MIMO technique in the communicatio
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::c469e15cfbce7044fe83237de1471763
http://www.intechopen.com/articles/show/title/dual-linearly-polarized-microstrip-array-antenna
http://www.intechopen.com/articles/show/title/dual-linearly-polarized-microstrip-array-antenna
Autor:
Mikhail Shishkin, Yuriy E. Mitelman
Publikováno v:
2021 Ural Symposium on Biomedical Engineering, Radioelectronics and Information Technology (USBEREIT).
Nowadays numerical methods of electrodynamics are gaining more and more popularity. It can be used to calculate the characteristics of antennas of various shapes. This paper presents software for the automated design of parabolic reflector antennas.
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::9151775dc369bd268c2c66303fa5015d
https://doi.org/10.1109/usbereit51232.2021.9454991
https://doi.org/10.1109/usbereit51232.2021.9454991
Publikováno v:
2020 International Symposium on Antennas and Propagation (ISAP).
In the fifth-generation (5G) wireless communications, due to the advantages such as wide range and low cost, sub-6 frequency band is widely used. It is a challenge to develop the antennas for sub-6 base stations which are wide band, high gain and com
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::bee86df692ccc5758cf5c7a7515afa33
https://doi.org/10.23919/isap47053.2021.9391434
https://doi.org/10.23919/isap47053.2021.9391434
Autor:
Daniele Pavarin, Paola De Carlo, Giulia Mansutti, Mirko Magarotto, Antonio-Daniele Capobianco, A. Selmo
Gaseous Plasma Antennas (GPAs) are devices that exploit weakly or fully ionized gases to transmit and receive electromagnetic (EM) waves. GPAs can offer several advantages over their metallic counterparts since radiation pattern, gain and operating f
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::cf5eb3e78340211d417a4cf342383e21
http://hdl.handle.net/11577/3379630
http://hdl.handle.net/11577/3379630
Publikováno v:
2020 IEEE Congreso Bienal de Argentina (ARGENCON).
Satellite image processing of an ecosystem allows us to understand it and know, prevent, and investigate the events that take place in the environment. For this we need cheap and simple image reception systems, which include antennas, receivers and h
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::3e6fc4d7661792d657af91020e3fb180
https://doi.org/10.1109/argencon49523.2020.9505560
https://doi.org/10.1109/argencon49523.2020.9505560
Publikováno v:
2020 IEEE International Conference on Computational Electromagnetics (ICCEM).
This paper presents the design and implementation of a circularly polarized turnstile antenna for VHF Data Exchange System (VDES) on satellite. The antenna is designed to satisfy the EIRP requirement to prevent interference as well as to fulfill the
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::43364ed79212abb8a76360178f94f6a7
https://doi.org/10.1109/iccem47450.2020.9219489
https://doi.org/10.1109/iccem47450.2020.9219489
Publikováno v:
2020 International Conference on Development and Application Systems (DAS).
In the field of meteor study using radio techniques, the transmitting antenna of the radio beacons is most of the time a classical turnstile antenna design. As an alternative, it is proposed a pyramidal shaped omnidirectional antenna with complex con
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::34b8e0c1badc7db5ee9714d33cc01a8e
https://doi.org/10.1109/das49615.2020.9108972
https://doi.org/10.1109/das49615.2020.9108972