Zobrazeno 1 - 10
of 1 674
pro vyhledávání: '"Broadband antenna"'
Autor:
Purichaya Wichaidit, Sitthichai Dentri, Pisit Janpangngern, Titipong Lertwiriyaprapa, Monai Krairiksh, Chuwong Phongcharoenpanich
Publikováno v:
Alexandria Engineering Journal, Vol 97, Iss , Pp 88-99 (2024)
This research proposes a compact broadband circularly polarized (CP) corner-truncated microstrip antenna with irregularly hexagonal artificial magnetic conductor (AMC) for 2.45 GHz WLAN applications. The corners of the radiating patch are diagonally
Externí odkaz:
https://doaj.org/article/9449779aa6f14e49a557de0d694e80ba
Publikováno v:
ETRI Journal, Vol 46, Iss 3, Pp 404-412 (2024)
We propose a method for increasing the bandwidth of a substrateintegrated-waveguide (SIW) cavity-backed antenna with taper-based microstrip SIW transition feeding. For radio transmission, a circular slot is etched on top of the SIW cavity. For optima
Externí odkaz:
https://doaj.org/article/13698b0a8bc8459fa6b716ba681c5ce9
Autor:
Bancha Luadang, Pisit Janpangngern, Khanet Pookkapund, Sitthichai Dentri, Monai Krairiksh, Chuwong Phongcharoenpanich
Publikováno v:
Scientific Reports, Vol 14, Iss 1, Pp 1-23 (2024)
Abstract This research proposes a broadband unidirectional twin-element multiple-input-multiple-output (MIMO) antenna scheme for mid-band 5G and WLAN applications. The twin-element antenna scheme comprises two single-element antennas, and each single
Externí odkaz:
https://doaj.org/article/6b3d3823d6794c26b5b9b0ecfb9e8967
Publikováno v:
IEEE Access, Vol 12, Pp 174705-174712 (2024)
A cavity-backed slot antenna for airborne broadband Ka-band applications based on Substrate Integrated Waveguide (SIW) technology is proposed in this paper. The antenna features a novel slot with a shorting-via and is fed through a coplanar waveguide
Externí odkaz:
https://doaj.org/article/d98bbff15e354038b6154252a07e69b1
Autor:
Mahmood Rafaei-Booket, Mahdieh Bozorgi
Publikováno v:
IEEE Access, Vol 12, Pp 104798-104806 (2024)
A self-casing Microstrip Reflectarray Antenna (MRA) is proposed with high-gain, broadband, mechanically simple properties. It needs no radome due to exploiting a low-cost porous superstrate. Such an inhomogeneous layer is made up of the robust FR4 di
Externí odkaz:
https://doaj.org/article/27f400254a374e988f8bf2b8719f8e7d
Publikováno v:
IEEE Access, Vol 12, Pp 67704-67710 (2024)
The plane spiral orbital angular momentum (PS-OAM), which is a special form of orbital angular momentum (OAM) beams, solves the problem of OAM beam divergence to some extent. The majority of OAM antennas can only generate vortex beams in a narrow ban
Externí odkaz:
https://doaj.org/article/9605d76b3ed44214a4f93a0607214f8b
Autor:
Galip Orkun ARICAN, Mert KARAHAN
Publikováno v:
Gazi Üniversitesi Fen Bilimleri Dergisi, Vol 11, Iss 4, Pp 1035-1045 (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 me
Externí odkaz:
https://doaj.org/article/b18cbd1bb10f45909564c16f546eff5d
Autor:
Jae-Gon Lee
Publikováno v:
Journal of Electromagnetic Engineering and Science, Vol 23, Iss 4, Pp 351-354 (2023)
A directional monopole antenna using a planar lossy magnetic (PLM) surface is proposed in this paper. When a monopole antenna is designed vertically on the ground plane composed of a perfect electric conductor (PEC) and a perfect magnetic conductor (
Externí odkaz:
https://doaj.org/article/750c136187a2494bacfcc3720ccd4cc8
Publikováno v:
Open Research Europe, Vol 4 (2024)
Nitrogen-vacancy (NV) centers in diamond have emerged as promising quantum sensors due to their highly coherent and optically addressable spin states with potential applications in high-sensitivity magnetometry. Homogeneously addressing large ensembl
Externí odkaz:
https://doaj.org/article/13a24da53e374b118b21956dc8623214
Publikováno v:
Micromachines, Vol 15, Iss 6, p 705 (2024)
In this paper, a novel input impedance analysis methodology based on Babinet’s principle to broaden bandwidth is proposed, and a broadband multiple-input and multiple-output (MIMO) antenna system is designed, fabricated, and measured for fifth-gene
Externí odkaz:
https://doaj.org/article/bbcd882bae284389b37b513108955055