Zobrazeno 1 - 10
of 1 165
pro vyhledávání: '"smart antennas"'
Autor:
Sunawar Khan, Tehseen Mazhar, Tariq Shahzad, Afsha Bibi, Wasim Ahmad, Muhammad Amir Khan, Mamoon M. Saeed, Habib Hamam
Publikováno v:
Discover Sustainability, Vol 5, Iss 1, Pp 1-27 (2024)
Abstract In smart homes, industrial automation, healthcare, agriculture, and environmental monitoring, IoT antenna systems improve communication efficiency and dependability. IoT antenna systems affect network performance and connection by affecting
Externí odkaz:
https://doaj.org/article/f3b5f06ca2a84b0dbf37a8be3f6f4f1e
Publikováno v:
IEEE Access, Vol 11, Pp 68486-68500 (2023)
Due to the importance of beamforming in improving the communication systems performance, this paper presents a novel study of beamforming of planar antenna arrays (PAAs) utilizing the Improved Grey Wolf Optimization (I-GWO) algorithm with the goal of
Externí odkaz:
https://doaj.org/article/349e0b504bc841178fed0632b1a2e90e
Publikováno v:
IEEE Access, Vol 11, Pp 1175-1192 (2023)
Optimum power allocation is an effective way to mitigate residual self-interference and inter-user interference in multiple input multiple output full-duplex (FD) systems. However, current research mainly considers parts of influencing factors and se
Externí odkaz:
https://doaj.org/article/67ca01178c4146bd94126bb0e18fb104
Publikováno v:
Sensors, Vol 24, Iss 6, p 1956 (2024)
A metamaterial-inspired varactor-tuned antenna with frequency reconfigurability and pattern diversity is designed. Two different versions of a reconfigurable structure are integrated into a single antenna to excite two different orthogonal patterns,
Externí odkaz:
https://doaj.org/article/eaa505e3e1c749d78c2679192b4192b2
Autor:
Mirko Barbuto, Zahra Hamzavi-Zarghani, Michela Longhi, Angelica Viola Marini, Alessio Monti, Davide Ramaccia, Stefano Vellucci, Alessandro Toscano, Filiberto Bilotti
Publikováno v:
IEEE Open Journal of Antennas and Propagation, Vol 3, Pp 135-153 (2022)
The development of the next generation of wireless systems is bringing renewed attention to the physical layer of the communication link. Indeed, the new low-latency requirements cannot be satisfied relying only upon the extreme virtualization of the
Externí odkaz:
https://doaj.org/article/ec6dfdeae48c42959110dbfc56b14ec1
Autor:
Brad R. Jackson
Publikováno v:
IEEE Access, Vol 10, Pp 11909-11923 (2022)
This paper focuses on direction of arrival (DoA) estimation using adaptive arrays that consist of radiation pattern reconfigurable antenna (RPRA) elements for 2D direction finding (i.e., azimuth and elevation DoA estimation). In particular, uniform c
Externí odkaz:
https://doaj.org/article/d6728a76805c409e85c865bbce1ee433
Publikováno v:
IEEE Access, Vol 9, Pp 147780-147790 (2021)
Steerable directional antennas are increasingly utilised to improve the overall performance of the traditional wireless sensor networks. Steerable directional antenna based networking solutions increase the network capacity by providing a longer rang
Externí odkaz:
https://doaj.org/article/f3c9201906804a868c26bdbc933268d6
Akademický článek
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Publikováno v:
Современные информационные технологии и IT-образование, Vol 15, Iss 4, Pp 894-904 (2019)
The paper is devoted to a review of current trends in the telecommunications industry and shows their realization in the active network equipment of D-Link. The emergence of digital services contributes to the development and implementation of new te
Externí odkaz:
https://doaj.org/article/ff3cdf3bfa054c0fb061bd90fb2dede7
Akademický článek
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