Results 81 to 90 of about 1,081,164 (147)

Broadband Antennas and Antenna Arrays

open access: yesInternational Journal of Antennas and Propagation, 2014
Wenbin Dou   +3 more
doaj   +1 more source

Multi-band Broadband Planar Antennas

open access: yes, 2003
Antennas of broadband and multi-band operation are presented. A broadband planar antenna includes two inverted-L antennas (ILAs) facing each other across a gap. One of the ILAs is input fed, and the other is electromagnetically coupled.

core  

Hexagonal slot antennas for broadband CP operation

open access: yes, 2012
[[abstract]]In this paper, a newly designed broadband CP slot antenna with a hexagonal slot is proposed. Sample antennas with different sizes of the hexagonal slot were fabricated and measured for verification.
Su, Che Wei; Lee, Ching-Her; Tzeng, Yu-Bo
core  

Broadband stacked microchip Antennas with different radiating patch

open access: yes
Broadband stacked U-slot microstrip antennas incorporating E-shape and modified half-E shape radiating patches are introduced and studied for impedance bandwidth.
Tsimenidis CC, Sharif BS, Matin MA
core   +1 more source

A Broadband Dual-Polarized Notched-Band Antenna for 2/3/4/5G Base Station

IEEE Antennas and Wireless Propagation Letters, 2020
A broadband dual-polarized notched-band antenna is proposed for the application of 2/3/4/5G base stations. The radiator of the antenna is composed of a pair of crossed printed dipoles and is fed by both broadband baluns.
Zhenxin Cao, Suidao Fu, Xin Quan
exaly   +2 more sources

A Broadband Filtering Circularly Polarized Folded Transmitarray Antenna Based on Metasurface

IEEE Antennas and Wireless Propagation Letters, 2023
This letter presents a broadband filtering circularly polarized (CP) folded transmitarray antenna (FTA) with a linearly polarized (LP) feed antenna based on metasurface (MS).
Qing-Song Jia   +6 more
semanticscholar   +1 more source

Chiral Metasurface Enabled Circularly Polarized OAM-Generating Folded Transmitarray Antenna With High-Gain Low-Profile and Broadband Characteristics

IEEE Transactions on Antennas and Propagation, 2023
A broadband low-profile high-gain folded transmitarray antenna (FTA) is proposed to generate orbital angular momentum (OAM) with circular polarization.
Dashuang Liao   +5 more
semanticscholar   +1 more source

Compact and Broadband Circularly Polarized Implantable Antenna for Wireless Implantable Medical Devices

IEEE Antennas and Wireless Propagation Letters, 2023
This letter presents a compact and broadband circularly polarized (CP) implantable antenna for wireless implantable medical devices (WIMDs) in the 2.4 GHz Industrial, Scientific, and Medical band.
Dai‐Bing Jing   +4 more
semanticscholar   +1 more source

A Broadband MIMO Antenna Based on Multimodes for 5G Smartphone Applications

IEEE Antennas and Wireless Propagation Letters, 2023
In this letter, an eight-element broadband multiple-input–multiple-output (MIMO) antenna array with a simple structure based on multiple modes is presented, which covers 3.3–6 GHz for fifth-generation (5G) smartphone.
Ai-Di Ren   +5 more
semanticscholar   +1 more source

A Broadband Low-RCS Antenna Based on Hybrid Mechanism Metasurface

IEEE Antennas and Wireless Propagation Letters, 2023
In this letter, a novel broadband low radar cross section (RCS) antenna is proposed based on the hybrid mechanism metasurface of the Panchartnam–Berry (PB) phase and absorption. The proposed structure is composed of two layers separated by an air spacer,
Lin Zhu   +5 more
semanticscholar   +1 more source

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