Zobrazeno 1 - 10
of 851
pro vyhledávání: '"Sub-6 GHz"'
Autor:
Mahdi Salehi, Homayoon Oraizi
Publikováno v:
Scientific Reports, Vol 14, Iss 1, Pp 1-19 (2024)
Abstract This study presents the design of four $$178\times 178$$ 178 × 178 (mm) $$^{2}$$ 2 wideband, high gain, highly efficient metasurface-based 4T4R MIMO (Multiple-Input Multiple-Output) antennas with highly isolated ports, covering the middle a
Externí odkaz:
https://doaj.org/article/e98c50a249b64f88a5d9611d9c525d21
Autor:
Rabia Khan, Waleed Tariq Sethi, Waqar Ahmad Malik, Latif Jan, Muhammad M. Tahseen, Ali M. Almuhlafi, Mohamed Himdi
Publikováno v:
Scientific Reports, Vol 14, Iss 1, Pp 1-22 (2024)
Abstract This paper presents a novel quad-element array with multiple inputs and multiple outputs (MIMO) designed for 5th generation sub-6 GHz applications. The MIMO system achieves a wide impedance bandwidth, high gain, and high isolation among its
Externí odkaz:
https://doaj.org/article/d3335e7e95a648cf9dc747df41ef28a0
Publikováno v:
Beni-Suef University Journal of Basic and Applied Sciences, Vol 13, Iss 1, Pp 1-13 (2024)
Abstract Background The rapid expansion of modern smart applications, demanding faster data transfer and extensive bandwidth, has prompted the development of new-generation networks like 5G and 6G. These networks encompass additional frequency bands
Externí odkaz:
https://doaj.org/article/650b8379dc0247ebb3f4afd8da32b199
Publikováno v:
Journal of Telecommunications and Information Technology, Vol 3, Iss 3 (2024)
This paper presents a compact, high-isolation MIMO antenna with physical dimensions of 68 × 68 × 0.8 mm, designed for use in 5G applications. The antenna's bandwidth ranges from 3.25 GHz to 4.34 GHz and it offers a gain of 4.3 dBi, making it suitab
Externí odkaz:
https://doaj.org/article/382a3ea34e8a4d6ab577e6893c62231a
Autor:
Tale Saeidi, Sahar Saleh, Sarmad Nozad Mahmood, Nick Timmons, Ahmed Jamal Abdullah Al-Gburi, Saeid Karamzadeh, Faroq Razzaz
Publikováno v:
Heliyon, Vol 10, Iss 12, Pp e33024- (2024)
A miniaturized, multi-band, four-port wearable Multiple Input Multiple Output (MIMO) antenna is proposed, which contains a leaky wave textile antenna (LWTA) on denim (εr = 1.6, tanδ = 0.006) as substrate and Shieldit Super Fabric as conductor texti
Externí odkaz:
https://doaj.org/article/d50db9e512094fa2aacdca06f6d70fdd
Autor:
Upesh Patel, Trushit Upadhyaya, Vishal Sorathiya, Killol Pandya, Abdullah Alwabli, Kavan Dave, Naglaa F. Soliman, Walid El-Shafai
Publikováno v:
Results in Engineering, Vol 22, Iss , Pp 102110- (2024)
This work suggests a fractal antenna in the shape of a crossed flower with a split ring resonator geometry. This suggested antenna serves the Sub-6 GHz 5G and satellite repeater applications for wireless devices operating in the frequency range of 4.
Externí odkaz:
https://doaj.org/article/14fb53a60413436da8e6ca200d02bde9
Publikováno v:
IEEE Access, Vol 12, Pp 135338-135351 (2024)
This paper presents a dual-polarized, multi-wideband ceiling antenna with an eight-diagram shape for indoor communication in the 2G/3G/LTE/5G sub-6 GHz frequency range. The horizontally polarized (HP) antenna element consists of an upper frequency ei
Externí odkaz:
https://doaj.org/article/8cc8face2590418e8691e5f75d4c6a7a
Autor:
Hassan Zakeri, Rasul Azizpour, Parsa Khoddami, Gholamreza Moradi, Mohammad Alibakhshikenari, Chan Hwang See, Tayeb A. Denidni, Francisco Falcone, Slawomir Koziel, Ernesto Limiti
Publikováno v:
IEEE Access, Vol 12, Pp 117787-117799 (2024)
Phased array antenna (PAA) technology is essential for applications requiring high gain and wide bandwidth, such as sensors, medical, and 5G. Achieving such a design, however, is a challenging and intricate process that calls for precise calculations
Externí odkaz:
https://doaj.org/article/adaf0141528c45f1b0ed15d232706b65
Publikováno v:
IEEE Access, Vol 12, Pp 20822-20829 (2024)
New multiband antenna array structure with high gain is proposed for 5G communication handheld systems (700MHz/3.5 GHz and 28/38 GHz). The designed structure is proposed using a combination of sub-6GHz and mm-Wave antenna arrays. The antenna is based
Externí odkaz:
https://doaj.org/article/b69c15871e8441cfbeb1a339abec36a4
Autor:
Rachida Boufouss, Abdellah Najid
Publikováno v:
Jordanian Journal of Computers and Information Technology, Vol 9, Iss 4, Pp 287-293 (2023)
In this paper, a microstrip bandpass filter for dual-band sub-6 GHz 5G mobile communications is designed. The two first resonance frequencies of the stepped-impedance resonator are used as the operating frequencies of the two passbands. Furthermore,
Externí odkaz:
https://doaj.org/article/31864d7a318847c58191a23dbe9f5876