Zobrazeno 1 - 10
of 49
pro vyhledávání: '"Yi-hua He"'
Publikováno v:
IEEE Access, Vol 10, Pp 65562-65571 (2022)
This study proposed a novel methodology for designing bandpass multiplexer-integrated power dividers (PDs) that provide frequency division, frequency selection, and power division. New coupling schemes for the multiplexer-integrated PDs were presente
Externí odkaz:
https://doaj.org/article/7b9b1266ca614652ba4fe37ae1a59670
Publikováno v:
Electronics Letters, Vol 58, Iss 1, Pp 19-21 (2022)
Abstract A new bandpass filter (BPF) with two switchable operating passbands has been proposed. The BPF topology is formed by switchable resonators and stepped‐impedance resonators. The two operating bands can be switched on and off independently.
Externí odkaz:
https://doaj.org/article/91da4f79b093492a9af790e08ba183e2
Autor:
Xin Wang, Xiao-wei Liu, Ling Han, Meng-tao Li, Jiu-liang Zhao, Lin Sun, Jian-cheng Han, Xiao-feng Zeng, Xin-ping Tian, Ying Zhao, Yi-hua He
Publikováno v:
Frontiers in Pediatrics, Vol 10 (2022)
ObjectivesTo analyze the clinical characteristics, echocardiographic features, and prognosis of fetuses based on three groups of cardiac manifestations associated with maternal anti-Ro and anti-La antibodies in China. This study included three groups
Externí odkaz:
https://doaj.org/article/a919df14d350455880342b95ae7e0ef9
Autor:
Chi-Feng Chen, Kai-Wei Zhou, Ruei-Yi Chen, Hsin-Ya Tseng, Yi-Hua He, Wen-Jie Li, Jun-Hong Weng
Publikováno v:
IEEE Access, Vol 9, Pp 53232-53242 (2021)
In this study, a novel circuit model was proposed for the design of multifunction integrated diplexers with frequency division, frequency selection, and power division functions. The proposed highly integrated multifunctional diplexer mainly comprise
Externí odkaz:
https://doaj.org/article/25033e6773a1472fbed65c771606452f
Autor:
Chi-Feng Chen, Kai-Wei Zhou, Ruei-Yi Chen, Hsin-Ya Tseng, Yi-Hua He, Wen-Jie Li, Wei-Cheng Jiang
Publikováno v:
IEEE Journal of Microwaves, Vol 1, Iss 3, Pp 804-809 (2021)
A compact quadruplexer with the functions of frequency division, frequency selection, and power splitting/combining is presented in this article. Four tri-mode stub-loaded resonators were adopted to construct the compact multifunctional quadruplexer
Externí odkaz:
https://doaj.org/article/92b75f245e584b85ae4a5325c9133c2f
Publikováno v:
IEEE Access, Vol 7, Pp 106514-106520 (2019)
This study proposed a new method and structure for designing a diplexer-integrated filtering power divider. A filtering function with equal power division was integrated with a diplexer. The multifunctional diplexer comprised eight coupled resonators
Externí odkaz:
https://doaj.org/article/0ad8cb7c627c40ff8b1da3c4e9fc660c
Publikováno v:
Journal of International Medical Research, Vol 48 (2020)
Objective Autoantibody-related congenital heart block (ACHB) is a passively acquired autoimmune disease. This study aimed to examine the pathogenesis, clinical manifestations, and treatment of ACHB. Method The clinical data of two fetuses with first-
Externí odkaz:
https://doaj.org/article/547d82ede42e413383da003df9aaa148
Publikováno v:
Chinese Medical Journal, Vol 128, Iss 20, Pp 2777-2782 (2015)
Background: Previous data are controversial about the association of renal artery stenosis (RAS) with clinical outcome in patients with heart failure. Definition of RAS in previous studies might not be appropriate. By definition of RAS with renal dup
Externí odkaz:
https://doaj.org/article/e96c229fa2ad45dca2aefc71dc140860
Publikováno v:
Chinese Medical Journal, Vol 129, Iss 15, Pp 1882-1883 (2016)
Externí odkaz:
https://doaj.org/article/39df66b209634455b379405162d2a85b
Publikováno v:
Kaohsiung Journal of Medical Sciences, Vol 28, Iss 9, Pp 506-508 (2012)
We report the findings of three-dimensional (3D) transesophageal echocardiography (TEE) in a patient with a parachute mitral valve (MV) accompanied by aortic valve (AV) malformation. The results indicated an enhanced echo in MV anterior leaves, incra
Externí odkaz:
https://doaj.org/article/3fcba01087e54c5fb1832bb6e9eb59d0