• Title/Summary/Keyword: QFD Model

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A Model of Quality Function Deployment with Cost-Quality Tradeoffs (품질과 비용의 득실관계를 고려한 품질기능전개 모형)

  • 우태희;박재현
    • Proceedings of the Safety Management and Science Conference
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    • 2002.05a
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    • pp.227-230
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    • 2002
  • This paper presents an analytic method of quality function deployment(QFD) that is to maximize customer satisfaction subject to technical and economic sides in process design. We have used Wasserman's normalization method and the analytical hierarchy process(AHP) to determine the intensity of the relationship between customer requirements and process design attributes. This paper also shows cost-quality model the tradeoff between quality and cost as a linear programming(LP) with new constraints that have designated special process required allocating firstly The cost-quality function deployment of piston ring is presented to illustrate the feasibility of such techniques.

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A Model of Quality Function Deployment with Cost-Quality Tradeoffs (품질과 비용의 득실관계를 고려한 품질기능전개 모형)

  • 우태희;박재현
    • Journal of the Korea Safety Management & Science
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    • v.4 no.2
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    • pp.169-178
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    • 2002
  • This paper presents an analytic method of quality function deployment(QFD) that is to maximize customer satisfaction subject to technical and economic sides in process design. We have used Wasserman's normalization method and the analytical hierarchy process(AHP) to determine the intensity of the relationship between customer requirements and process design attributes. This paper also shows cost-quality model the tradeoff between quality and cost as a linear programming(LP) with new constraints that have designated special process required allocating firstly. The cost-quality function deployment of piston ring is presented to illustrate the feasibility of such techniques.

Cyber Mentoring System Design for Female Engineering Students (공대 여학생 사이버 멘터링을 위한 시스템 설계 요소 도출에 관한 연구)

  • Sohn So-Young;Lee Ji-Soo;Jang In-Sang
    • Journal of Engineering Education Research
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    • v.7 no.1
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    • pp.40-50
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    • 2004
  • In information technology era. importance of female engineers' role is emphasized ever than before. However, relatively few female students have taken engineering as their major in Korea. Furthermore, most of the female engineering students face difficulties due to the lack of their role model. A cyber mentoring system is a very useful system to manage and support such female engineering students in college. In this study, QFD(Quality Function Deployment) is used to find the design factors for effective Cyber mentoring system, that are related to female students' needs. Based on these factors, we use a conjoint analysis to come up with the most favorable Cyber mentoring system. Implementation procedures are given for the continuous quality improvement of the system.

A Selection Method for Capital Budgeting Projects with Quality Function Deployment (품질기능전개를 이용한 자본예산투자프로젝트 선정방법)

  • 우태희
    • Journal of the Korea Safety Management & Science
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    • v.2 no.4
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    • pp.125-138
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    • 2000
  • The purpose of this paper is to describe a new analytic method of capital budgeting projects that takes into account both customer wants and competitor's status and to give decision makers a tool for goal setting and planning for technology. This model, which is based on quality function deployment(QFD), has used the analytic hierarchy process(AHP) to determine the intensity of the relationship between the variables involved in each matrix of the model and the 0-1 integer programming to determine the allocation of funds to various technological projects. This paper also proposes how to calculate the new weight of columns to consider various strength levels of roof matrix, representing the correlation among the quality characteristics, using Lyman's normalization procedure. To compare this model with Partovi's model, I adapt the same example which is suggested by Partovi and I show that the value of object function, has maximization problem, in this model is larger than that in Partovi's model.

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A Selection Method for Capital Budgeting Projects with Quality Function Deployment (품질기능전개를 이용한 자본투자프로젝트 선정방법)

  • 우태희
    • Proceedings of the Safety Management and Science Conference
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    • 2000.11a
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    • pp.81-85
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    • 2000
  • The purpose of this paper is to describe a new analytic method of capital budgeting projects that takes into account both customer wants and competitor's status and to give decision makers a tool for goal setting and planning for technology. This model, which is based on quality function deployment(QFD), has used the analytic hierarchy process(AHP) to determine the intensity of the relationship between the variables involved in each matrix of the model and the 0-1 integer programming to determine the allocation of funds to various technological projects. This paper also proposes how to calculate the new weight of columns to consider various strength levels of roof matrix, representing the correlation among the quality characteristics, using Lymsn's normalization procedure. To compare this model with Partovi's model, 1 adapt the same example which is suggested by Partovi and I show that the value of object function, has maximization problem, in this model is larger than that in Partovi's model.

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Continuous Improvement Through Integration of Quality Tools

  • He, Zhen;Qi, Ershi;Liu, Zixian
    • International Journal of Quality Innovation
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    • v.3 no.2
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    • pp.38-45
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    • 2002
  • Continuous quality improvement is now the focus of research and application in quality engineering. To achieve continuous improvement, it's necessary to integrate quality tools and to plan, design and control the whole process of creating quality. Based on the extensive literature review and the philosophy of concurrent quality engineering, the paper analyzes the relationships among major quality tools such as QFD, FMEA, DOE and SPC and presents a basic model and structure for the integration of quality tools.

QFD based technology quality strength model research (품질기능전개를 활용한 기술개발 품질강화모형 연구)

  • Lee, Ok-Sun
    • Proceedings of the KAIS Fall Conference
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    • 2011.12a
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    • pp.109-111
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    • 2011
  • 본 연구는 기술개발 품질강화 모형 설계목적으로 하며, 기술개발방향과 시장요구를 적절히 이해하고 외부협력을 통해 시너지효과를 창출할 수 있는 기술품질 확보방법을 제시하기 위한 것이다. 기술개발 품질강화모형을 위해 품질기능전개의 품질의집을 활용하였으며, 한국지질자원연구원 연구원을 대상으로 직접면담 및 온라인 설문조사방법을 실시하였다. 그 결과, 지질자원기술의 사회적 수요의 중요도, 수요대응도 및 투자요구도를 제시하였다.

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A Strategy on Performance Assessment Information System of Building Remodeling

  • Hong, Eun Hwa;Kim, Gyu Jin;Lee, Sang Chul;Lee, Jong Sik;Jo, Jae Ho;Chun, Jae Youl
    • International conference on construction engineering and project management
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    • 2015.10a
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    • pp.643-645
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    • 2015
  • This study is designating the scope, in order to establish the information management system of performance assessment for remodeling buildings, to analyze the current status of performance assessment, and to identify technologies and concepts applicable to performance assessment model.

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Determining the Importance Values of Quality Attributes Using ASC (ASC를 이용한 품질특성의 중요도 결정)

  • Jang, Heung-Yeop;Song, HaeGeun;Park, Young T.
    • Journal of Korean Society for Quality Management
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    • v.40 no.4
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    • pp.589-598
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    • 2012
  • Purpose: Determination of the importance values of quality attributes is very important to integrate the Kano model with QFD. A new method to determine the importance values of quality attributes is proposed. Methods: ASC(Average Satisfaction Coefficient) is proposed in order to determine the importance values of quality attributes. To evaluate the effectiveness of ASC, a case study of modern TV sets is conducted, and the performance of ASC is compared with direct importance evaluation and AHP pairwise comparisons. Results: The result of ASC application is similar with those of direct importance evaluation and AHP pairwise comparison. Conclusion: ASC is an effective instrument to determine the importance values of quality attributes. It doesn't need a cumbersome process like AHP pairwise comparison, and can be calculated using the data for the conventional Kano model.

A Study on the Measurement Items for Service Model Components (서비스 모델 구성요소의 측정항목 도출에 관한 연구)

  • Park, Sang-Sic;Kim, Man-Jin;Kwon, Hyeo-Gin;Joo, Hi-Yeob;Ryu, Gui-Jin
    • Journal of Information Technology Services
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    • v.9 no.1
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    • pp.141-156
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    • 2010
  • Service industry has become the integral part of economy. And the activation of industry requires a scientific and systematic approach. As one of these kinds of efforts, IBM presented a service model which consisted of strategies, processes, technology, manpower and so on through Service Science. And IBM raised the needs of considering the main issue and methodology of service model's scientific approach. On that account, this study worked out factorial definitions and measurable items by the four components of service model presented by Service Science in order for it to be measured through studies on related literature and interviews of specialists. In order to prepare an opportunity of categorizing the conception of the service model of which character was strongly intangible and of systematically approaching to it, the investigator examined related literature and applied it QFD methodology. Through this kind of redefinition, the investigator concretely conceptualized the service model which was standstill at the level of theoretical approach so far and presented guidelines with which researchers could classify it more concretely. In addition, the investigator tried to present a systematic frame which could be applied to business by working-level officials or decision-makers. Therefore, the investigator expects that study findings will be used as references for the design or implementation of service-oriented business model.