Zobrazeno 1 - 10
of 3 782
pro vyhledávání: '"Leaky wave antenna"'
Publikováno v:
Radioengineering, Vol 33, Iss 3, Pp 358-367 (2024)
A microstrip circularly polarized (CP) leaky-wave antenna (LWA) operating in the X-band, and having the characteristics of a broad axis-ratio bandwidth is proposed. The proposed LWA is made up of 13 unit cells in series through microstrip feeding lin
Externí odkaz:
https://doaj.org/article/821d887d231a45a3854b228f5279d234
Autor:
Zhixia Xu, Xiaonan Sun, Haotian Wu, Zengxu Xiong, Xue Zhou, Haoxi Yu, Xiaoxing Yin, Daniel F. Sievenpiper, Tie Jun Cui
Publikováno v:
Advanced Science, Vol 11, Iss 33, Pp n/a-n/a (2024)
Abstract In engineered photonic lattices, topological photonic (TP) modes present a promising avenue for designing waveguides with suppressed backscattering. However, the integration of the TP modes in electromagnetic systems has faced longstanding c
Externí odkaz:
https://doaj.org/article/9a6ed8b8d5564a93b8cce78ec4bc0772
Publikováno v:
Journal of Electromagnetic Engineering and Science, Vol 24, Iss 2, Pp 138-144 (2024)
In this paper, a novel composite right-/left-handed (CRLH) leaky-wave antenna with a simple structure, low cost, high gain, and wide beam-scanning range performance for the millimeter wave (mmWave) band. The proposed antenna comprises a series-fed ar
Externí odkaz:
https://doaj.org/article/315868be9e8440709d7bf926247f6d69
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
Publikováno v:
IEEE Access, Vol 12, Pp 152850-152859 (2024)
The discovery of topological insulators and their photonic counterparts has led to significant advancements in electromagnetics. These materials offer an innovative way to control electromagnetic fields at the interface of trivial and topological mat
Externí odkaz:
https://doaj.org/article/9a23f818f4134a98b17dc4d0b9ebcd56
Autor:
Basudev Majumder, Sarath Sankar Vinnakota, Madhusudhan Goud Rangula, Krishnamoorthy Kandasamy
Publikováno v:
IEEE Access, Vol 12, Pp 76858-76869 (2024)
In this paper we present a dual band low cross-polarized periodic microstrip leaky wave antenna (LWA) based on the multi mode resonator concept (MMR). The structure is capable of frequency dependent backward dual-beam steering and fast forward beam s
Externí odkaz:
https://doaj.org/article/c01d7635b3374b64b82731e64c0014fd
Publikováno v:
IEEE Access, Vol 12, Pp 54285-54298 (2024)
A novel approach is presented for synthesizing radiation patterns of substrate-integrated waveguide leaky wave antennas in two stages. In the first stage, the antenna is considered an equivalent rectangular waveguide with slots, and a comprehensive e
Externí odkaz:
https://doaj.org/article/b06505d3408a4d52802ce51fe7ef2cb1
Autor:
Yue Wang, Shengying Liu, Chunsheng Guan, Hao Yu, Jinxiang Wang, Qun Wu, Changfei Zhou, Xumin Ding
Publikováno v:
IEEE Open Journal of Antennas and Propagation, Vol 5, Iss 1, Pp 153-163 (2024)
In this paper, a wide-angle linearly scanning leaky-wave antenna (LWA) based on spoof surface plasmon polaritons (SSPPs) with a very high scanning rate is proposed. A sine curve period is introduced to construct the SSPPs transmission line in the for
Externí odkaz:
https://doaj.org/article/6c70f8c2c6a54674a0dc22c17d9b07b4
Autor:
Tale Saeidi, Sahar Saleh, Nick Timmons, Ahmed Jamal Abdullah Al-Gburi, Saeid Karamzadeh, Ayman A. Althuwayb, Nasr Rashid, Khaled Kaaniche, Ahmed Ben Atitallah, Osama I. Elhamrawy
Publikováno v:
Drones, Vol 8, Iss 8, p 403 (2024)
Unmanned aerial vehicles (UAVs) need high data rate connectivity, which is achievable through mm-waves and sub-THz bands. The proposed two-port leaky wave MIMO antenna, employing a coplanar proximity technique that combines capacitive and inductive l
Externí odkaz:
https://doaj.org/article/41169f398f1b4b16816c2ee39fb89a3b
Publikováno v:
IEEE Access, Vol 11, Pp 125844-125851 (2023)
In this paper, a leaky-wave antenna (LWA) array based on substrate integrated waveguide (SIW) is proposed for generating bilateral secant-distributed radiation pattern, which can cover a wide angular range including broadside direction. The LWA array
Externí odkaz:
https://doaj.org/article/ff32bea6fd774020a1ab09744dd7003c