Zobrazeno 1 - 10
of 231
pro vyhledávání: '"Shao Yong Zheng"'
Publikováno v:
Engineering, Vol 23, Iss , Pp 157-169 (2023)
This paper investigates two novel polarization- and pattern-diversity glass dielectric resonator antennas (DRAs), both of which are for tri-band (2.4, 5.2, and 5.8 GHz) wireless fidelity (WiFi) applications. It also investigates what type of diversit
Externí odkaz:
https://doaj.org/article/f7969b3592f742a1a42489d6bfa2dcc3
Publikováno v:
IEEE Open Journal of Antennas and Propagation, Vol 3, Pp 83-88 (2022)
In this paper, a gain-enhanced patch antenna with a periodic microstrip rampart line is proposed. The periodic microstrip rampart line can modify the effective dielectric constant of the dielectric plate, and help to improve the gain of the tradition
Externí odkaz:
https://doaj.org/article/bf19e8e93b644549843ec333ffdd782a
Autor:
Bumhyun Kim, Junho Park, Dongkwon Choi, Dongseop Lee, Shao Yong Zheng, Sumin Yun, Jaehoon Jo, Hosaeng Kim, Wonbin Hong
Publikováno v:
IEEE Open Journal of Antennas and Propagation, Vol 3, Pp 594-603 (2022)
A reconfigurable phased array architecture utilizing a two-port half-loop antenna (THLA) is proposed and demonstrated at mmWave spectrum. The polarization, pattern, and beam steering can be freely reconfigured without any changes in the hardware by a
Externí odkaz:
https://doaj.org/article/0bb89d112cab4884979a104571b1181b
Publikováno v:
IEEE Open Journal of Antennas and Propagation, Vol 1, Pp 20-25 (2020)
A periodic microstrip leaky wave antenna (MLWA) constructed of non-uniform aspect ratios microstrip patch periods is presented in this communication. Effective equations and simulations for the relevant antennas are used to obtain the propagation con
Externí odkaz:
https://doaj.org/article/554fb1073bd1409f9f8a59da5c0a72d0
Publikováno v:
IEEE Access, Vol 8, Pp 101672-101681 (2020)
A multi-frequency patch antenna with double-sided parallel-strip line (DSPSL) periodic offset structure is proposed. The designed antenna consists of a simple rectangular patch as well as an embedded one-dimensional DSPSL periodic offset structure, w
Externí odkaz:
https://doaj.org/article/44d6c921ff3f42cca796ffb35662e1a5
Publikováno v:
IEEE Access, Vol 7, Pp 184489-184499 (2019)
To satisfy the requirements of the emerging wireless communication system, the simultaneous implementation of large frequency ratio and tight coupling is demanded for a dual-band coupler. But most of the existing dual-band coupler structures can only
Externí odkaz:
https://doaj.org/article/a99b38c0711346aaaa5db047b43fa7c7
Publikováno v:
IEEE Access, Vol 6, Pp 146-158 (2018)
The co-existence of the microwave and millimeter-wave technologies becomes the inexorable trend of the future wireless communication systems. The corresponding components within the system are required to cover these two frequency bands simultaneousl
Externí odkaz:
https://doaj.org/article/e548fe8cc60b403cbd3de8584a6676be
Publikováno v:
IEEE Access, Vol 5, Pp 1083-1089 (2017)
A low profile omnidirectional patch antenna with filtering response is investigated in this paper. The triangular patch antenna is axially fed by a probe at its center, exciting both its TM10 and TM11 modes. Comparing with the traditional circular pa
Externí odkaz:
https://doaj.org/article/56566d9625f14d82b91014799118c810
Publikováno v:
IEEE Access, Vol 5, Pp 7042-7054 (2017)
It is always advantageous to include additional bandpass filtering functionality within different circuits and components in the wireless communication system, and thus, a novel circular patch loaded with vias and stubs is proposed as the basic eleme
Externí odkaz:
https://doaj.org/article/5b0ae5d9346b4988a95fb9b9fc8edf6f
Publikováno v:
IEEE Transactions on Circuits and Systems II: Express Briefs. 70:1316-1320