• Proceedings of the KIPE Conference
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• 2019.07a
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• pp.372-373
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• 2019

본 논문은 다중 권선 결합 인덕터를 이용한 능동 셀 밸런싱 회로의 밸런싱 속도를 향상시킬 수 있는 새로운 동작 모드를 제안한다. 다중 권선 결합 인덕터를 사용한 능동 셀 밸런싱 회로는 두 셀이 하나의 결합 인덕터 권선을 공유하며, 셀과 결합 인덕터 사이의 연결을 제어하기 위해 셀당 하나의 스위치가 사용된다. 이 회로는 비교적 높은 전압을 갖는 소스 셀에 저장된 에너지를 결합 인덕터에 저장한 뒤, 그 에너지를 목표 셀로 전달하는 방식으로 셀 밸런싱을 수행한다. 하지만, 회로 구조상서로 다른 권선을 공유하고, 동일한 위치에 연결된 셀 간 밸런싱을 수행할 경우, 두 번의 에너지 전달 과정을 통해 목표 셀로 에너지가 전달 되게 된다. 이는 에너지 전달 경로를 증가시키므로 회로의 효율과 셀 밸런싱 속도를 크게 저하시킨다. 본 논문은 위의 셀 조건에서 에너지 전달 경로를 단축시켜 셀 밸런싱 속도를 향상시킬 수 있는 새로운 동작 모드를 제안한다. 새로운 동작 모드 성능은 15W급 시작품을 이용하여 검증되었다.

• Proceedings of the CALSEC Conference
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• 1998.10a
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• pp.95-104
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• 1998

Nowadays, document management system is used to share the information using intranet in some enterprises. But for enterprise that is to share information with other enterprises, a simple information sharing environment like homepage or email is used. The goal of CALS is to increase productivity through rapid exchange of shared information between enterprises. CITIS is a software infrastructure in CALS and service standard to share the CALS data among business organizations. CITIS can be used as a software infrastructure for constructing virtual enterprise in the internet. In this paper, we design and implement CITIS prototype on the internet. Java is selected as an implementation language fer its portability and web-based characteristics. CORBA is an communication middleware for distributed objects.

• Journal of The Korean Association For Science Education
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• v.38 no.1
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• pp.43-55
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• 2018

In this study, we investigated high school students' analogy generating processes using the think-aloud method. Twelve high school students in Seoul participated in this study. The students were asked to generate analogies on ionic bonding and were also interviewed after their activities. Their activities and interviews were recorded and videotaped. After classifying the analogy generating processes into the three stages-encoding, exploring sources, and mapping, several process components were identified. The analyses of the results indicated that they checked the target concept given and selected one for a salient attribute among many attributes of the target concept at the stage of encoding. After selecting the salient attribute, they translated the salient attribute that is a scientific term into an everyday term, which is named as 'extracting salient similarities.' At the stage of exploring sources, they chose the sources based on salient similarities and chose the final source through circular processes, which included the process components of 'evaluating the sources' and 'discarding the sources.' At the final stage, they added the attributes to analogs and mapping them to the attributes of the target concept, which is named as 'mapping shared attributes.' There were some cases that 'mapping shared attributes' appeared after they specified the situation of analogs or assumed new situation, which is named as 'specifying the situations.' Some students recognized unshared attributes in their analogs.

• Journal of the Korea Convergence Society
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• v.8 no.7
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• pp.199-205
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• 2017

Despite the economic downturn, the amount of clothing being discarded is increasing due to the fast fashion. The purpose of this study is to propose a fashion sharing service development to settle the rational consumption culture along with the abandoned clothes problem. Shared fashion rental service has attracted as a solution to environmental problems not only when clothes are incinerated but also in manufacturing process, but there is a lack of precedent research. Therefore, this study is meaningful in that it has developed two development plans based on the results of analysis of service case based on three factors by Rachel Botsman. First, active community development. Second, it is the creation of goods through activation of the shared economy. In this study, there are limitations that can't be proved through actual application, so more research is needed through empirical studies on actual users in the future.

• Journal of Korean Library and Information Science Society
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• v.55 no.2
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• pp.83-107
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• 2024

In this study, we aim to comprehensively examine how court libraries can enhance their function and role as a hub for judicial information sharing. To achieve this, the current status was holistically understood based on literature review, case studies, interviews with stakeholders, and surveys targeted at users. The study sought to explore and present ways in which court libraries can play a central role in the dissemination and sharing of legal knowledge. As a result of the research, we propose four roles of the judicial information sharing complex center as a court library, five functions of the judicial information sharing complex center, and nine strategies to enhance accessibility for the spread of legal culture. If court libraries function as next-generation shared complex centers with the goal of popularizing legal knowledge culture, it would be possible to expand access to legal knowledge for citizens interested in law and culture, professionals in legal and educational institutions, and residents living near the center.

• Journal of Digital Convergence
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• v.16 no.9
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• pp.73-79
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• 2018

In this study, we analyze the case of Moon Jae-In's government based on the specific public enterprises. The public companies that were the subject of the study were evaluated as having done a good job of open innovation through open innovation evaluation. In this study, we analyzed the success factors of open innovation through collaborative in - depth interviews with public corporations, public agencies and local farmers. First, it was important to share goals to form a consensus to seek cooperation among the cooperative actors. It is very important to recognize that each other has a mutually beneficial relationship and move toward a common goal. In addition, it was found that the incentive system for continuously participating in collaborations or innovations is very important. Therefore, in order to encourage collaboration, it is necessary for public institutions to establish an incentive system such as personnel compensation or economic compensation.

• Journal of Digital Convergence
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• v.14 no.3
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• pp.35-43
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• 2016

Internal and external environment changes surrounding our society are pressing our government to solve a lot of difficult problems. These problems are more likely to be solved by a number of ministries and agencies, rather than a single ministry or agency. Thus collaboration is a necessary strategy to increase government's problem-solving skills. This study examines determinants of successful collaboration by analysing cases of local governments that solved uneasy problems covering many ministries after persistent efforts which have been controversial issues in our society. First, theoretical approach for collaboration and its matrix is examined. Second, interviews of government officers are analyzed to study collaboration cases. Finally, Strategic points of view are discussed to promote collaboration within government sectors. The results show that common goal sharing, incentives and supporting systems play important roles in inducing collaboration.

• Proceedings of the Korean Institute of Information and Commucation Sciences Conference
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• 2022.10a
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• pp.436-438
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• 2022

National Research Data Commons aims to build a system that can be used jointly by arranging analysis resources such as computing infrastructure, software, toolkit, API, and services used for data analysis together with research data to maximize the use of research data. do. The sharing and utilization system for publications and research data in the R&D process is well known. However, the environment in which data and tightly coupled software and computing infrastructure can be shared and utilized is insignificant and there is no management system. In this study, a data model is designed to systematically manage information on digital research resources required in the data-oriented R&D research process. This will be used to register and manage digital research resource information in the National Research Data Commons Service.

• Asia Marketing Journal
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• v.10 no.3
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• pp.103-125
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• 2008

After having changed its corporate brand from LG Fire & Marine Insurance to LIG Non-life Insurance in 2006, LIG Insurance has successfully built the corporate image as the leading insurance financial group by engaging in extensive corporate social responsibility activities. LIG, as 'a partner for sharing precious moments of life', intended to provide customers a new value of an insurance by building up the new corporate brand. It established three values to be shared internally. First was to instill a brand value orientation within the organization. Second, the firm identified the brand's value to be delivered to the customers. Third, they defined the image objective to be communicated to them. Based on these set of objectives, the company designed and implemented an integrated marketing communication(IMC) strategy over several years. The result was a successful transition to the new corporate brand name.

• ETRI Journal
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• v.10 no.3
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• pp.92-100
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• 1988

다중프로세서의 캐쉬 메모리 구현에서 가장 중요한 부분은 데이터의 동일성을 유지하는 방법이다. 그러나 프로세서-메모리 연결 방법(interconnection network)과 프로세서의 수에 따라 동일성 유지는 다양한 형태로 구현된다. 또한 그것은 시스팀의 성능과 구현의 난이도에 중대한 영향을 주므로 시스팀의 여러 면을 고려하여 형태가 정해진다. 본 논문은 공유 버스를 갖는 밀결합 다중프로세서의 캐쉬메모리의 구현에 관한 것이다. 이미 여러 다중프로세서에서 캐쉬메모리가 개발된 예가 있지만 한국전자통신연구소에서 개발중인 행정전산망 주전산기에 사용될 캐쉬 메모리는 Illinosis 캐쉬 코히어런스 프로토콜과 copy-back 방법을 사용하는 특징을 갖는다. 캐쉬 메모리의 설계 목표를 공유 버스에 최대 20개의 MC68030를 연결할 수 있는 다중 프로세서에서 프로세서수가 증가함에 따라 버스 사용량이 급증하는 현상을 막고 각 프로세서의 메모리 요구를 고속으로 처리해 줌으로써 프로세서의 처리 능력을 최대한 살리는데 두었다.