Zobrazeno 1 - 10 of 13 pro vyhledávání: '"Chang-Un Park"'
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Akademický článek
Evaluation of Electromagnetic Exposure in Wireless Power Transfer Systems for Electric Vehicles
Autor: Kyeung-Won Bang, Sang-Wook Park, Hong-Guk Bae, Byeong-Yoon Lee, Hui-Myoung Oh, Chang-Un Park, Seung-Hyuk Baek
Publikováno v: Journal of Electromagnetic Engineering and Science, Vol 24, Iss 1, Pp 34-41 (2024)
In wireless power transfer (WPT) systems, the electromagnetic fields generated by a charging module may exceed the limits set by international safety guidelines. This is a matter of concern for the safety of users of high-power WPT systems, such as e
Externí odkaz: https://doaj.org/article/c0c4c08b41824e9ab53c0b56b7b3da4c
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2
A Single-Supply Buffer-Embedding SAR ADC with Skip-Reset having Inherent Chopping Capability
Autor: Eun-Ji An, Dong-Jin Chang, Jae-Hyun Chung, Won-Mook Lim, Dong-Hwan Jin, Min-Jae Seo, Ye-Dam Kim, Jongpal Kim, Seung-Tak Ryu, Chang-Un Park
Publikováno v: A-SSCC
This paper presents a power-efficient buffer-embedding successive approximation register (SAR) analog-to-digital converter (ADC) that utilizes a core power supply for the source-follower buffer, having a rail-to-rail signal swing owing to the capacit
Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::64d7abda8917e0a8096d998ff090d348
https://doi.org/10.1109/a-sscc47793.2019.9056894
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4
The Analysis on Degree of Concerns for STEAM Education of Elementary School Teachers
Autor: Soo-Hyun Cho, Chang-Un Park
Publikováno v: Journal of Fisheries and Marine Sciences Education. 25:743-755
This study has investigated concerns of elementary school teachers on STEAM education that is main stream of science-technology education in Korea nowadays. Emphasis on STEAM education of Ministry of education that is new policy about science-technol
Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::6ede700915cac2d17f897b8540bdefb7
https://doi.org/10.13000/jfmse.2013.25.3.743
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5
A Investigate the Level of Elementary School Parents' Satisfaction and Recognition on the Education Gap Between the Eastern and Western Part of the Busan Metropolitan City
Autor: Young-Suk Choi, Chang-Un Park, Eung-Hee Park
Publikováno v: Journal of Fisheries and Marine Sciences Education. 24:687-698
This study investigates the level of elementary school parents` satisfaction and recognition on the education gap between the eastern and western part of the Busan Metropolitan City. The gist of the discussion centers on the equal educational opportu
Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::7070ab228d6a8ce837fa274558c982fd
https://doi.org/10.13000/jfmse.2012.24.5.687
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6
Investigation of Current Status of Saturday Program Operation in Busan Metropolitan City
Autor: In-Kyu Park, Chang-Un Park, Cheolpyo Cha
Publikováno v: Journal of Fisheries and Marine Sciences Education. 24:739-753
Based on `Backpack-free day` and `Unsupervised studying day` in the early 1980s, 10% of all schools in 2004 had at least 1 day of five-day classes a month as at least 2 days were enforced in 2006, and most elementary and middle schools had widely enf
Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::a3b39549f0d28ebc1ac97a0d53ee680b
https://doi.org/10.13000/jfmse.2012.24.5.739
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7
A Discussion of schooling related 5-School-Day Week
Autor: Hoi-Yong Kim, Chang-Un Park, Cheolpyo Cha
Publikováno v: Journal of Fisheries and Marine Sciences Education. 24:79-94
This study is attempted to explore direction for the schooling related 5-school-day week. For this end, first, the social background and educational meaning for the 5-school-day week were reviewed. It was found that there is a close connection betwee
Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::bc53e43756e583e514bf937f0f4d1bce
https://doi.org/10.13000/jfmse.2012.24.1.079
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9
Study and field test of power line communication for an electric-vehicle charging system
Autor: Jung-Mok Bae, Jongkwan Seo, Sang-Ki Oh, Jae-Jo Lee, Chang-Un Park
A battery-charged electric-vehicle (EV) technology has recently been developing fast due to energy efficiency and environmental problems. To commercialize these EVs, the EV charging infrastructure should be completely installed. Power line communicat
Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::61af75630a49e96fefa79219ff56539b
https://zenodo.org/record/1274576
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10
Measurement of Inter-Rater Reliability in Systematic Review
Autor: Chang Un Park, Hyun Jung Kim
Publikováno v: Hanyang Medical Reviews. 35:44
Inter-rater reliability refers to the degree of agreement when a measurement is repeated under identical conditions by different raters. In systematic review, it can be used to evaluate agreement between authors in the process of extracting data. Whi
Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::73ab552744eef19179d9ca17d21aee2d
https://doi.org/10.7599/hmr.2015.35.1.44
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