Zobrazeno 1 - 10
of 4 071
pro vyhledávání: '"dual polarized"'
Publikováno v:
Scientific Reports, Vol 14, Iss 1, Pp 1-10 (2024)
Abstract The deep ultraviolet (DUV) micro-light emitting diode (μLED) has serious electron leakage and low hole injection efficiency. Meanwhile, with the decrease in the size of the LED chip, the plasma-assisted dry etching process will cause damage
Externí odkaz:
https://doaj.org/article/ed6850264b9248d2a47967fec7ff1cb7
Publikováno v:
Scientific Reports, Vol 14, Iss 1, Pp 1-21 (2024)
Abstract This article proposes a dual mode dual-polarized antenna configuration for IRNSS and fifth generation (5G) applications, operating at a frequency of 3.5 GHz based on characteristic mode analysis (CMA), and aims to provide broadband dual-pola
Externí odkaz:
https://doaj.org/article/dfad867b2c3e4de9ab4af92300b8772c
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:
Yi-Fang Lin, Chin-Cheng Chang, Chien-Hung Chen, Jia-You Xie, Yong-Xiang Zhuang, Hua-Ming Chen
Publikováno v:
IEEE Access, Vol 12, Pp 138280-138290 (2024)
This paper introduces a dual-polarized spline-loop antenna element and array. The antenna element consists of two pairs of cross spline-ring dipoles, each with four thin metal strips connected to the adjacent dipole arms, serving as antenna radiators
Externí odkaz:
https://doaj.org/article/0c44a7408a224c7ea63eb6d8633169d7
Publikováno v:
IEEE Access, Vol 12, Pp 114573-114583 (2024)
In this article, a dual-polarized wide-beam antenna array with stable high gain, designed for WiFi-6E communications is proposed. Each antenna element features a horizontal electric radiator patch placed on the top of the substrate, in which one part
Externí odkaz:
https://doaj.org/article/f9f730d3d3a944e7bfc5732fcdba9580
Publikováno v:
IEEE Open Journal of Antennas and Propagation, Vol 5, Iss 4, Pp 869-878 (2024)
A novel wireless local area network (WLAN) antenna with dual-polarized and beam-reconfigurable ability is developed for WLAN 2.4 GHz band application. The antenna is composed of a horizontally polarized (HP) antenna and a vertically polarized (VP) an
Externí odkaz:
https://doaj.org/article/aeaa663b1370431884830f5bfd3fa320
Publikováno v:
IEEE Access, Vol 12, Pp 79311-79326 (2024)
A compact 8-port $2\times 2$ dual-polarized patch (DPP) antenna array with 8 uncorrelated waves for fifth-generation (5G) Internet-of-Things (IoT) device MIMO antennas in the n79 band (4.4-5.0 GHz) is presented. The 8-Port array has a small size of 5
Externí odkaz:
https://doaj.org/article/ebde333105aa4cb18bccf487adac0e79
Autor:
Lei Xiang, Fan Wu, Kai Chen, Renrong Zhao, Sai Ma, Yuanwei Zhu, Chao Yu, Zhi Hao Jiang, Yu Yao, Wei Hong
Publikováno v:
IEEE Open Journal of Antennas and Propagation, Vol 5, Iss 2, Pp 525-539 (2024)
A new taper-shaped linearly polarized (LP) magneto-electric (ME) dipole, excited by the U-shaped microstrip line through a coupling slot, is proposed in this paper. An ultra-wide simulated impedance bandwidth of 85% (20.5-50.6 GHz) and 1.5-dB gain ba
Externí odkaz:
https://doaj.org/article/d49b7fd215504cc4930d5e0fce2d768c
Publikováno v:
IEEE Access, Vol 12, Pp 36793-36809 (2024)
The WiFi 6E extends the WiFi 6 operation in the 6 GHz band and features the $8\times8$ MIMO system. Recently, many countries have also made the lower 6 GHz band (5.925-6.425 GHz) available for the license-exempt wireless local area network, including
Externí odkaz:
https://doaj.org/article/32ada57fd4d7465ba52d18e693663ddf
Publikováno v:
IEEE Access, Vol 12, Pp 37069-37079 (2024)
Two broadband dual-polarized band-notched crossed dipole antennas based on the grounded coplanar waveguide (GCPW) filter for 2G/3G/4G/5G base station are proposed in this paper. Two antennas with two and three radiation nulls are displayed to demonst
Externí odkaz:
https://doaj.org/article/1d7e6b4df3ba42e085df51e5b78a6a74