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A Compact MIMO Antenna with Improved Isolation for ISM, Sub-6 GHz, and WLAN Application.
Bayarzaya, Batchingis; Hussain, Niamat; Awan, Wahaj Abbas; Sufian, Md Abu; Abbas, Anees; Choi, Domin; Lee, Jaemin; Kim, Nam.
Afiliación
  • Bayarzaya B; Department of Information and Communication Engineering, Chungbuk National University, Cheongju 28644, Korea.
  • Hussain N; Department of Smart Device Engineering, Sejong University, Seoul 05006, Korea.
  • Awan WA; Department of Information and Communication Engineering, Chungbuk National University, Cheongju 28644, Korea.
  • Sufian MA; Department of Information and Communication Engineering, Chungbuk National University, Cheongju 28644, Korea.
  • Abbas A; Department of Information and Communication Engineering, Chungbuk National University, Cheongju 28644, Korea.
  • Choi D; Department of Information and Communication Engineering, Chungbuk National University, Cheongju 28644, Korea.
  • Lee J; Department of Information and Communication Engineering, Chungbuk National University, Cheongju 28644, Korea.
  • Kim N; Department of Information and Communication Engineering, Chungbuk National University, Cheongju 28644, Korea.
Micromachines (Basel) ; 13(8)2022 Aug 20.
Article en En | MEDLINE | ID: mdl-36014278
This paper presents a compact two-element MIMO antenna with improved isolation for triple-band applications. The antenna consists of two radiating elements with the shared ground plane and a novel decoupling structure. Each antenna element has three stubs with different lengths, which work as quarter-wavelength monopoles to give a triple-band operation. The decoupling system is made by etching various slots in an inverted H-shape stub attached to two quarter-circles at its lower ends. The simulated and measured results show that the antenna operates (|S11| < −10 dB) at the key frequency bands of 2.4 GHz (2.29−2.47 GHz), 3.5 GHz (3.34−3.73 GHz), and 5.5 GHz (4.57−6.75 GHz) with a stable gain and radiation patterns. Moreover, the MIMO antenna shows good isolation characteristics. The isolation is more than 20 dB, the envelope correlation coefficient is <0.003, and diversity gain is 9.98 dB, within the frequency band of interest. Furthermore, the MIMO antenna has a compact size of 48 mm × 31 mm × 1.6 mm. These features of the proposed antenna make it a suitable candidate for I.S.M., 5G sub-6 GHz, and WLAN applications.
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Texto completo: 1 Colección: 01-internacional Base de datos: MEDLINE Idioma: En Revista: Micromachines (Basel) Año: 2022 Tipo del documento: Article Pais de publicación: Suiza

Texto completo: 1 Colección: 01-internacional Base de datos: MEDLINE Idioma: En Revista: Micromachines (Basel) Año: 2022 Tipo del documento: Article Pais de publicación: Suiza