• 제목/요약/키워드: Techniques

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기능성 고분자소재 성형용 마이크로 금형 시스템 (Micro Mold System for Functional Polymer)

  • 허영무;신광호;윤길상;정우철
    • 한국소성가공학회:학술대회논문집
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    • 한국소성가공학회 2004년도 추계학술대회논문집
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    • pp.267-270
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    • 2004
  • In Micro injection process, it is needed to the technique of making micro die, Rapid Thermal Pressing (RTP) and other techniques. Those techniques are independent. But the mutual connected system of techniques is needed. The target of this paper is the design of micro mold and the development of the entire micro injection techniques for functional polymer.

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정확도 및 정밀도 관점에서의 통계적 품질기법의 해석 (Interpretation of Statistical Quality Techniques in the Perspective of Accuracy and Precision)

  • 최성운
    • 대한안전경영과학회지
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    • 제9권1호
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    • pp.119-131
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    • 2007
  • Engineer and quality statistician use different terms and techniques but they have same meaning and concept. The terms accuracy and precision are frequently used by engineer and scientist in the department of R&D and production technology. This paper makes a contribution to the interpretation of statistical quality techniques by the use of accuracy and precision. Engineer and scientist who have six sigma black belt and statistical background can use efficiently and effectively accuracy and precision in a manner consistent with statistical usage according to this study.

A Study on Counter Design using Sequential Systems based on Synchronous Techniques

  • Park, Chun-Myoung
    • Journal of information and communication convergence engineering
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    • 제8권4호
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    • pp.421-426
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    • 2010
  • This paper presents a method of design the counter using sequential system based on synchronous techniques. For the design the counter, first of all, we derive switching algebras and their operations. Also, we obtain the next-state functions, flip-flop excitations and their input functions from the flip-flop. Then, we propose the algorithm which is a method of implementation of the synchronous sequential digital logic circuits. Finally, we apply proposed the sequential logic based on synchronous techniques to counter.

시뮬레이션에 의한 차체 도장 검사 라인의 자원 할당 (The Resource Planning of Painting Lines in Korean Motor Company Using Simulation Techniques)

  • 박병태;박재현;서지한
    • 대한안전경영과학회:학술대회논문집
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    • 대한안전경영과학회 1999년도 추계학술대회
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    • pp.515-523
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    • 1999
  • This study is resource planning of painting lines in Korean motor company using simulation techniques. The painting lines have bottle neck problems that is considered production capacity, number of lines and so on. The alternative solutions is decided by the result of simulation techniques. This Paper is focused on resource planning using simulation techniques.

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소형비행기 동정압 시스템 보정을 위한 비행시험방안 연구 (Study on PEC Flight Test Techniques for Small Airplane)

  • 김필수
    • 항공우주시스템공학회지
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    • 제5권2호
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    • pp.1-7
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    • 2011
  • On this study, applicable aircraft pitot-static system airworthiness requirements and flight test techniques for PEC(Position Error Correction) to KAS Part 23 airworthiness standards are introduced. Also, pros and cons, applicable test conditions, test procedures and required test parameters of each flight test techniques are reviewed on this study.

Effect of Caching and Prefetching Techniques to Accelerate Channel Search Latency in IPTVs

  • Bahn, Hyokyung
    • International Journal of Internet, Broadcasting and Communication
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    • 제14권2호
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    • pp.17-22
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    • 2022
  • Due to the recent advances in high-speed communication technologies as well as the easy production of high-quality video contents, IPTV is becoming increasingly popular. Meanwhile, as the number of IPTV channels increases, channel search time to find the desired channel keeps increasing. In this paper, we discuss how to improve the channel search latency in IPTV, and introduce caching and prefetching techniques that are widely used in memory management systems. Specifically, we adopt memory replacement, prefetching, and caching techniques in IPTV channel search interfaces and show the effectiveness of these techniques as the number of channels are varied.

'업종-기술' 매칭 테이블을 활용한 IT인력양성용 산학협력 (Educational-Industrial Cooperation for If Manpower Training by Matching Table of 'Type of IT Business - Class of IT Techniques')

  • 최진호;심재륜
    • 한국산학기술학회논문지
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    • 제8권2호
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    • pp.286-296
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    • 2007
  • 본 논문에서는 IT인력양성을 위한 산학협력을 위해 '업종기술' 매칭 테이블을 제안하였다. 업종분류는 ${\ulcorner}$정보통신부문 상품 및 서비스 분류${\lrcorner}$ 체계에 의해 ${\triangle}$정보통신서비스, ${\triangle}$정보통신기기, ${\triangle}$소프트웨어 및 컴퓨터관련서비스로 나누었고, 기술분류는 정보통신연구진흥원(IITA)의 기술코드를 이용하였다. 업종별 필요한 구성 기술을 제시하였고, IT인력양성을 위한 '기업(업종)-기술-대학(학부/학과/전공)'의 파이프 라인(pipe line)이 유지되도록 산학협력 방안을 제시하였다. IT인력양성 산학협력의 예를 제시하기 위해 부산지역의 기업(디지털콘텐츠개발서비스)과 부산지역의 대학(멀티미디어콘텐츠 분야)의 핵심 교육 프로그램을 도출하는 과정을 설명하였다. '업종기술' 매칭 테이블은 업종분류와 기술분류 방식에 따라 가변적일 수 있다. IT인력양성 측면에서 미래 기술 추세와 시장 변화 등에 맞게 산학협력이 되도록 '업종-기술' 매칭 테이블에 대한 지속적인 연구가 필요하다.

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A Study on Expression Techniques of Nail Art: Focused on Nail Holic in 2012

  • Kim, Jeongmee;Jeong, Seungeun
    • 패션비즈니스
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    • 제18권6호
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    • pp.100-115
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    • 2014
  • This study examined the history of nail art in 20th century, defined characteristics of many techniques used on nails, and analyzed how those techniques have been utilized in recent nail art works. For the method of the study, books and previous studies on nail art were examined as primary sources, and newspaper articles on nail art were studied as references. Then, the case studies were conducted on photographs of nail art works published in Nail Holic in 2012. As a result of analyzing expression techniques of nail art featured on Nail Holic, there had been a total of 517 works created using a single technique. The reason why hand painting is used very frequently is because artists can draw unique images of their own to create various designs according to their tastes. Rhine stone is also very popular, because stones are easy to apply and various in their shapes and colors. There were a total of 555 works created using two or more techniques. The most important point to examine is that hand painting, rhine stone, and 3D art were most popular among all techniques. These works featured highly various effects and images by combining flat effect of hand painting with three-dimensional effects of rhine stone or 3D art. The tendency can also be found in the fact that there have been many works using techniques of flat effects such as decal or marbling combined with techniques of three-dimensional effects such as rhine stone or 3D art.

헤어와 메이크업 일러스트레이션 기법 연구 -사실적 표현기법에 의한 작품제작을 중심으로- (A Study of Hair and Make up illustration Techniques -focusing on production based on graphical expression techniques-)

  • 구자명
    • 한국패션뷰티학회지
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    • 제1권1호
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    • pp.65-78
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    • 2003
  • This research is to provide practical help in learning hair and makeup illustration skills by presenting techniques for hair and makeup drawing; to serve efficient illustration education; and to enhance the status of beauty and contribute to artistic development. Hair style and makeup techniques include graphical one, pattern-centered one, one using pattern paper, simplifying one and mood one expressing image. Of them, this research made the illustrations to use cosmetics, color pencils and pastel based on the graphical technique. for each design of the illustrations, ethnic, sexy, natural, romantic and gorgeous images, which were considered to be appropriate to the graphical technique, were chosen by the researcher out of hair and makeup styles that appeared in the fashion magazines including Vogue, Gap, Mode et Mode from 2000 through 2001. In particular, they were chosen with focusing on basic styles. The summaries below were found with the experience of making illustrations. Various techniques and skills are required to express the ideas of hair and makeup styles. Of them, the graphical technique is very useful as the primary step to learn various techniques and improve drawing skills. First, the graphical technique may enable not only expressing what is desired to draw as is, but also accurately representing hair and makeup designs so as to convey objective expression. In this regard, it is a proper way to achieve its inherent purpose as conveyance of messages. Second, more accurate styling of hair and makeup is available through graphical expression, which helps understand related practical techniques. In addition, makeup illustration, which is expressed through direct makeup products and instruments, may serve skill improvement since such direct use provides the feeling of real makeup. Third, the graphical technique as a basic drawing skill may unrestrictedly show the artist's expression ability. Fourth, although artistic merits implying individuality and creativity should be shared through illustrations that express the artist's ideas or emotions, the graphical technique is the easiest method to beginners who just started learning of illustration, in that it enables expression without highly advanced skills.

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The Offer of Advanced Imaging Techniques Leads to Higher Acceptance Rates for Screening Colonoscopy - a Prospective Study

  • Albrecht, Heinz;Gallitz, Julia;Hable, Robert;Vieth, Michael;Tontini, Gian Eugenio;Neurath, Markus Friedrich;Riemann, Jurgen Ferdinand;Neumann, Helmut
    • Asian Pacific Journal of Cancer Prevention
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    • 제17권8호
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    • pp.3871-3875
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    • 2016
  • Background: Colonoscopy plays a fundamental role in early diagnosis and management of colorectal cancer and requires public and professional acceptance to ensure the ongoing success of screening programs. The aim of the study was to prospectively assess whether patient acceptance rates to undergo screening colonoscopy could be improved by the offer of advanced imaging techniques. Materials and Methods: Overall, 372 randomly selected patients were prospectively included. A standardized questionnaire was developed that inquired of the patients their knowledge regarding advanced imaging techniques. Second, several media campaigns and information events were organized reporting about advanced imaging techniques, followed by repeated evaluation. After one year the evaluation ended. Results: At baseline, 64% of the patients declared that they had no knowledge about new endoscopic methods. After twelve months the overall grade of information increased significantly from 14% at baseline to 34%. The percentage of patients who decided to undergo colonoscopy because of the offer of new imaging methods also increased significantly from 12% at baseline to 42% after 12 months. Conclusions: Patients were highly interested in the offer of advanced imaging techniques. Knowledge about these techniques could relatively easy be provided using local media campaigns. The offer of advanced imaging techniques leads to higher acceptance rates for screening colonoscopies.