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of 8
pro vyhledávání: '"Abdulelah Alshehri"'
Autor:
Abdulelah Alshehri, 艾伯樂
104
The Wilkinson power divider is a well-known device used for splitting or combining signals. Composed of resistors and quarter wavelength transmission line sections, it is widely used in order to be fed to a phased antenna array system. In th
The Wilkinson power divider is a well-known device used for splitting or combining signals. Composed of resistors and quarter wavelength transmission line sections, it is widely used in order to be fed to a phased antenna array system. In th
Externí odkaz:
http://ndltd.ncl.edu.tw/handle/26588042596901310012
Autor:
Abdulelah Alshehri
Publikováno v:
مجلة بحوث التربية النوعية. 2020:1-38
Mobile technologies are increasingly recognized for their potential to enhance teaching and learning practices both within and outside of the classroom. While a plethora of studies has been conducted in recent years on the uses and impact of mobile d
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::c22ffe9955d2680c6e5ceaa8e2797d8d
https://doi.org/10.21608/mbse.2020.131056
https://doi.org/10.21608/mbse.2020.131056
Autor:
Abdulelah Alshehri, Therese M. Cumming
Publikováno v:
World Journal of Education. 10:12
Mobile devices are increasingly included for knowledge management (KM) in academic contexts. The purpose of this study was to examine how the integration of mobile technologies affects KM among students and educators in higher education settings in S
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::bb5cd4fd216b526be1e8c76ec89673cd
https://doi.org/10.5430/wje.v10n1p12
https://doi.org/10.5430/wje.v10n1p12
Autor:
Mazen Almalki, Tsung-Ching Tsai, Abdulelah Alshehri, Abdulhamid Saved, Ian Huang, Jeng-Han Tsai, Tian-Wei Huang
Publikováno v:
2018 Asia-Pacific Microwave Conference (APMC).
AKa-band $(\pmb{27\sim 40-}\mathbf{GHz)}$ sub-harmonically pumped mixer (SPM) fabricated in l80-nm CMOS technology is demonstrated for 5G mm-wave transceivers in this paper. The proposed SPM is composed of anti-parallel gate-source connected FET diod
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::145a4b1752e44e5147afec09a50da1d3
https://doi.org/10.23919/apmc.2018.8617647
https://doi.org/10.23919/apmc.2018.8617647
Autor:
Mazen Almalki, Jeng-Han Tsai, Abdulelah Alshehri, Wei-Pang Chao, Ian Huang, Shao-Ting Yen, Abdulhamid Sayed, Tian-Wei Huang
Publikováno v:
2018 Asia-Pacific Microwave Conference (APMC).
This paper presents a power amplifier that performs well at both 28 GHz and 29 GHz for fifth generation mobile networks (5G) and satellite communications using 0.15- $\pmb{\mu \text{m}}$ D-mode GaAs pseudomorphic high electron mobility transistor (p-
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::24aa236bce7f61633c681a3d0a827b98
https://doi.org/10.23919/apmc.2018.8617649
https://doi.org/10.23919/apmc.2018.8617649
Autor:
Tian-Wei Huang, Jeng-Han Tsai, Mazen Almalki, Yu-Ci Li, Yi-Hsien Lin, Abdulelah Alshehri, Abdulhamid Sayed, Wen-Jie Lin
Publikováno v:
2018 48th European Microwave Conference (EuMC).
This paper presents a Ka-band high linearity resistive up-conversion mixer using $0.18-\mu \mathrm{m}$ standard CMOS technology. A LO boosting linearization technique is introduced to improve the linearity and conversion gain of the up-conversion mix
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::aae64076f8cc351141ffa4deba5f89cf
https://doi.org/10.23919/eumc.2018.8541759
https://doi.org/10.23919/eumc.2018.8541759
Autor:
Jeng-Han Tsai, Hsin-Chia Lu, Mazen Almalki, Ian Huang, Abdulelah Alshehri, Yu-Ci Li, Abdulhamid Sayed, Tian-Wei Huang, Wu-Chen Lin
Publikováno v:
2018 IEEE International Symposium on Radio-Frequency Integration Technology (RFIT).
In this paper, a review of high image rejection up-or down-converters is presented. Next-generation satellite applications need high uplink and downlink speeds, so a broadband design with a low image rejection ratio is important. By using a $0.18\ {\
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::e2b48cd805a1033da852597d00b339ff
https://doi.org/10.1109/rfit.2018.8524031
https://doi.org/10.1109/rfit.2018.8524031
Autor:
Saleh M. Alsaif, Abdulelah Alshehri, Ruey-Beei Wu, Abdulrahman Alshehry, Hamed Alsuraisry, Hatim M. Behairy
Publikováno v:
2017 IEEE Wireless Power Transfer Conference (WPTC).
In this paper, a Ka-band in-phase high isolation three-way cascade power divider/combiner for satellite applications is designed, simulated and measured. This three-way power divider/combiner is realized using microstrip line on Printed Circuit Board
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::22ecb57c9c4e614c607e899f845feb2c
https://doi.org/10.1109/wpt.2017.7953881
https://doi.org/10.1109/wpt.2017.7953881