• 제목/요약/키워드: QFD-HOQ

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QFD를 활용한 음식물처리기 품질요인 도출

  • 이태양;이재광
    • 대한안전경영과학회:학술대회논문집
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    • 대한안전경영과학회 2010년도 춘계학술대회
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    • pp.347-357
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    • 2010
  • 본 논문은 QFD(Quality Function Development)기법을 활용하여 소비자의 요구사항을 반영한 음식물 처리기의 핵심 품질 요소를 도출하는데 목적을 두었다. 일반 소비자와 관련업계 종사자를 대상으로 설문조사와 FGI를 실시하여 VOC(voice of customer)를 도출하였고, 전문가 그룹을 통해 EC를 도출하여 VOC와 EC(Engineering Characteristic)간의 상관관계를 도표화 하여 HOQ(House Of Quality)를 작성하였다. HOQ 차트를 통해 분쇄건조식 음식물 처리기에 있어 우선시 되는 것은 음식물 분쇄기능, 건조기능 외에 냄새 배출기능, 외관 색상 등의 요소가 중요한 품질요인이라는 결과을 도출하였다. 부품별 요인으로는 분쇄 탈수와 관련 된 모터와 냄새 제거와 관련한 팬모터가 가장 핵심 부품으로 고려되어야 한다는 결과를 도출하였다.

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홈페이지 서비스 품질 개선에 관한 연구 (A Study on Quality Improvement of Website Services)

  • 박준현;전민수;곽춘종
    • 품질경영학회지
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    • 제40권4호
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    • pp.559-576
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    • 2012
  • Purpose: This research aims at quality improvement of website services on the internet. Methods: SERVQUAL is redefined for web environments as sixteen statements in five dimensions to identify user requirements for websites and measure their importance ratings. Quality Function Deployment (QFD) is used to integrate user requirements into service development for websites so that management and design guidelines can be obtained for user-oriented websites. Fuzzy set theory is introduced to resolve the ambiguity and subjectivity of user requirements in the House of Quality (HOQ). Results: The priorities of design characteristics are extracted from the Fuzzy QFD for University websites. Conclusion: It is expected to provide quality services in less time with less effort, if the results of the Fuzzy QFD are used to provide services in a strategic way under limited resources.

QFD에 기반한 스마트공장의 요구기능과 운영성과지표 우선순위 도출 (Derivation of Priorities for Required Functions and Operational Performance Indicators of Smart Factories Based on QFD)

  • 전영준;한관희
    • 산업경영시스템학회지
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    • 제46권2호
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    • pp.32-46
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    • 2023
  • Recently, small and medium-sized manufacturing companies have shown increased interest in and participation in smart factories in order to survive in market competition. However, many SMEs build smart factories without a systematic review or preparation, which leads to them not being able to use them properly. This study considers the main reason for the low utilization rate of smart factories to be a lack of sufficient reflection of user requirements. Therefore, a method and procedure for deriving the priority of smart factory requirement functions and operating performance indicators based on QFD is proposed as a solution to this issue.

A Heuristic Approach Solving for the Complex Design Process in the Quality Function Deployment

  • Park, Tae-Hyung;Cho, Moon-Soo
    • 품질경영학회지
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    • 제30권4호
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    • pp.137-153
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    • 2002
  • Viewed as a more systematic approach of creating high quality products and bringing them into market at a lower cost and in significantly less time, it attracts the attention of quality designers to quality function deployment (QFD) approach. In attempt to reduce the design cycle, the industry has responded with concurrent design effort. In a sense, concurrent engineering refers to the integration of various activities within the broad scope of the product life cycle [17]. Over the last ten years, much has been written about QFD but little has been available in terms of the underlying guide methodology. The methodology of QFD is quite simple and many will say that they have done it in the past but just have not formalized it into the form that this discipline requires. QFD ties the product, user, value, and manufacturing viewpoints together in a continuous process of defining the product design and manufacturing requirements. The value viewpoint recognizes the cost to obtain certain functionality, and the manufacturing viewpoint addresses conformance to requirements, but in a broader sense, the variability in production. In this paper, the QFD system acquisitions are described, and two heuristic approaches solving for the complex design process, especially the size reduction of design process and precedence-constrained relationship in QFD are proposed, and the empirical example is illustrated.

컨테이너항의 서비스품질과 프로세스를 결합한 품질기능전개(QFD) 분석 (QFD Analysis combining the Service Quality and Process of Container Ports)

  • 신창훈;최민승;이지원;양윤옥
    • 한국항해항만학회지
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    • 제35권3호
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    • pp.243-251
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    • 2011
  • 컨테이너항만은 산업구조와 차별화된 고객의 요구에 따라서 점점 변화하고 있다. 이에 따라서 항만이 경쟁력을 가지기 위해서는 서비스 차별화 전략이 필요하다고 본다. 고객들의 요구사항을 객관적으로 평가하기 위하여 품질기능전개(QFD)를 사용하였으며 컨테이너항만의 서비스 프로세스와 서비스품질 척도를 연계하여 분석하였다. 본 연구에서는 부산항의 서비스 프로세스를 분석하고 동북아의 대표항만인 상해항과 도쿄항의 서비스품질성과를 비교하였다. 또한 서비스 품질 향상을 위하여 컨테이너항만의 서비스 품질 척도와 프로세스간의 관계를 나타내고 서비스 프로세스의 중요도 및 우선순위를 도출하여 품질의 집(HOQ)을 최종적으로 제시하였다.

QFD 기반에 의한 제화류의 감성지향적 품질설계 요소도출에 관한 실증적 연구 (Development of Customer-Oriented Quality Design Elements of Shoes based on QFD)

  • 김진호;황인극
    • 품질경영학회지
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    • 제32권1호
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    • pp.130-143
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    • 2004
  • Although consumer needs for better products force manufactures to put emphasis on design, often development of a product has been done without the formal process to consider consumer needs. In order to identify the implicit needs of customers and the areas of potential demand on a product, several analysis scheme such as QFD (Quality Function Deployment) has been developed. QFD, also known as the House of Quality, is the efficient tool ever created to tie product and service design decisions directly to customer wants and needs, i.e. VoC (Voice of Customer) To utilize this tool on a product design, first of all, the consumers attributes and the engineering characteristics must be exactly investigated. However there were only few studies about them on shoe design. Hence in this paper we developed an innovative framework for shoes design based on QFD. As a result, we uncovered 29 dominant human satisfaction dimensions as the consumers attributes for customer-oriented quality evaluation of a comfortable shoes. Here, 29 human satisfaction dimensions for a shoe design were identified as the dimensions that represent the human sensitivity and psychological feeling on comfortable shoes. Also, we proposed 60 human interface elements as the engineering characteristics. The relationships between human satisfaction dimensions and human interface elements were investigated. This study will help the designers and manufacturers clarify the conceptual and abstract aspect of the design evaluation by proposing a more systematic and process-oriented method.

대학생들의 교양.전공과목 선택 경향에 대한 연구 (A Study on Selection Alternatives of Basic and Major Couses for College Students)

  • 박노국
    • 한국산업정보학회논문지
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    • 제6권1호
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    • pp.48-55
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    • 2001
  • 본 연구에서는 품질기능전개(QFD) 기법을 이용하여 상지대학교 각 단과대학 학생들을 대상으로 교양·전공과목 선택에 있어서 영향을 주는 요인을 분석하고자 설문조사를 실시하였으며 분석을 위해 사용한 응답지는 총 204개이었다. 본 연구를 위해 얻어진 자료는 Excel과 통계 Software 인 SPSS를 이용하여 처리하였다. 중요 요소들은 QFD의 기초매트릭스인 품질의 집(HOQ)을 적용하여 그 속성들을 구성하였다. 본 연구에서 나타난 결과를 요약하면 다음과 같다. 설문조사를 통하여 얻어진 자료를 토대로 학생들이 수강과목을 선택하는데 있어서 영향을 주는 항목으로는 교수인지도에는 수업방식이 보고서 제출 및 출석, 학점 등의 요인보다 중요한 요인으로 나타났으며 전공과목 선택시의 관심도에서는 선배의 권유가 다른 요인보다 많은 영향을 주고 있는 것으로 분석되었다.

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SE 프로세스와 연계한 시험평가 단계의 QFD 적용방안 연구 (Study on Application Method of QFD in the Test Evaluation Phase in Connection with Se Process)

  • 박종완;이재우
    • 시스템엔지니어링학술지
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    • 제14권2호
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    • pp.1-7
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    • 2018
  • The research and development stage can improve the goal level of the project through systematic operation and management of systems engineering. The test evaluation tasks in the R&D process have a lot of connections with the system engineering in terms of requirement management, and the methodology for deriving the requirements when establishing the test evaluation items has been consistently required. In this paper, we propose the process of effectively establishing and using QFD (Quality Function Deployment), a tool to manage customer requirement, and drawing up HOQ (House of Quality) in the search and exploratory development stage of the self - propelled mortar project.

QFD를 활용한 함정 요구조건 관리 방안 연구 (A Study on Requirement Management of Naval Surface Ships by Using QFD)

  • 정연환
    • 시스템엔지니어링학술지
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    • 제15권2호
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    • pp.57-65
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    • 2019
  • The weapon system applies the rule that the system engineering procedure must be applied at the acquisition stage. Naval ships, which are one of the important naval weapon systems, take a long period of time to acquire, and the leadership must be commissioned. Therefore, in order to acquire a naval ship, high risk management is necessary, and it is necessary to promote business success through effective application of system engineering which is a scientific management method. However, in the case of naval ships, there are no specific procedures and methods for applying the system engineering. Therefore, research on application method of system engineering which can be easily used by person in charge is necessary. This should have a simple approach to ensure effective business performance by systematically refining and simplifying existing works. QFD (Quality Function Deployment) is a way to improve product satisfaction, impress customers, reduce defective products, reduce design errors, and reduce costs. This systematically develops these mutual relationships by converting the needs of customers into quality characteristics of products and defining them as the design quality of products considering the functions, quality, and process elements of parts. The purpose of this research is to present concrete methodology at the practical level using QFD in a way to ensure traceability of requirements which is an important element of system engineering.