• Title/Summary/Keyword: Chung-Ju

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New regenerative braking method of motor drives. (전동기 구동시의 새로운 회생 제동 방법)

  • Eom, Ju-Kyoung;Kim, Jae-Hyung;Ju, Sung-Nam;Choi, Gi-Soo;Won, Chung-Yuen
    • Proceedings of the KIPE Conference
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    • 2010.11a
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    • pp.228-229
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    • 2010
  • In this paper, new regenerative braking converter is proposed. And The new system is designed to be small size than conventional system. The simulation results are verified with real experimental outputs. Finally, proposed regenerative braking converter is proved to be a very excellent regeneration system in motor applications.

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Moving object detection and Automatic tracking by the difference image (차영상에 의한 이동물체 검출 및 자동추적)

  • Eum, S.Y.;Ryu, D.H.;Chung, W.S.;Lee, J.S.
    • Proceedings of the KIEE Conference
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    • 1987.07b
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    • pp.1387-1389
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    • 1987
  • In this paper, we describe not only extraction method of moving object by difference image but also automatic target tracking algorithm. Proposed algorithm track the moving target by the calculation of moving target's center. The results show that this algorithm can apply to practical device such as real time target tracker.

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Design of the Integrated Incomplete Information Processing System based on Rough Set

  • Jeong, Gu-Beom;Chung, Hwan-Mook;Kim, Guk-Boh;Park, Kyung-Ok
    • Journal of the Korean Institute of Intelligent Systems
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    • v.11 no.5
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    • pp.441-447
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    • 2001
  • In general, Rough Set theory is used for classification, inference, and decision analysis of incomplete data by using approximation space concepts in information system. Information system can include quantitative attribute values which have interval characteristics, or incomplete data such as multiple or unknown(missing) data. These incomplete data cause tole inconsistency in information system and decrease the classification ability in system using Rough Sets. In this paper, we present various types of incomplete data which may occur in information system and propose INcomplete information Processing System(INiPS) which converts incomplete information system into complete information system in using Rough Sets.

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The Bibliographic Study on the medicine of Ju Dal(酒疸) (주달(酒疸)의 치방(治方)에 대(對)한 문헌적(文獻的) 고찰(考察))

  • Kim, Kang-San;Kang, Byung-Ki
    • The Journal of Internal Korean Medicine
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    • v.15 no.2
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    • pp.60-69
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    • 1994
  • The total 46 prescriptions of Ju Dal(酒疸), recorded in all the medical were investigated. 1. The most used prescription of Ju Dal(酒疸) is CHIJADAlHUANGTANG(梔子大黃湯). The nest ones are GALCHULTANG(葛朮湯), GALHWAHAIJEONGTANG(葛花解醒湯), DANGGUIBAICCHULTANG(當歸白朮湯). 2. The total 101 kinds of medicines were adminstered for the prescription of Ju Dal(酒疸). Fructus Aurantii Immaturus(枳實) was prescribed for the most popular medicine and Fructus Gardeniae(梔子), Radix et Rhizoma(大黃), Semen Sojae Praeparatum(豆鼓), Radix Glycyrrhizae(甘草), Herba Artemisiae Scopariae(茵蔯) follows. 3. Li Gi(利氣) mediemes were the most popularly prescribed ones, Chung Youl(淸熱) medicines, Hai Dok(解毒) medicines, Sam Sub Li Su(渗濕利水) medicines follows.

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The Analysis for Geological Properties of Light-Weight Pavement System around Chung-Nam Coastal Zone (경량포장 설계를 위한 충남 연안역 기초지반특성 분석)

  • Lee, Kyung-Joong;Song, Yong-Sun;Lee, Byung-Sik;Lee, Kwan-Ho
    • Proceedings of the KAIS Fall Conference
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    • 2011.05a
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    • pp.461-463
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    • 2011
  • 경량포장시스템의 하부기초시스템 모델링 및 수치해석에 필요한 충남연안역 기초 지반의 기본적인 물성값을 규명하기 위하여 한국동력자원연구소에서 수행한 충남지역의 지질도와 최근수행되고 있는 도로공사의 토질보고서를 분석하여 충남 연안역 기초지반의 특성을 파악하였다.

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Two Phase Interleaved LLC Resonant Converter (Two Phase LLC 공진 컨버터)

  • Kim, J.H.;Kang, S.I.;Chung, B.G.;Kim, E.S.;Huh, D.Y.;Jung, Yung-Chae
    • Proceedings of the KIPE Conference
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    • 2008.10a
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    • pp.115-117
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    • 2008
  • 최근 가전기기의 고집적화와 고효율을 위한 연구가 이슈화 되고 있다. 이러한 고효율과 고집적화의 효과를 얻기 위한 방법으로 Multiphase LLC 공진 컨버터가 연구되고 있으며 본 논문에서는 제어회로를 간단화 하면서 Two Phase Interleaved LLC 공진 컨버터를 제안하였고 총 250W급 변압기를 적용하여 실험한 결과에 대하여 서술 하였다.

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