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멀티미디어 문서의 프리젠테이션 품질 유지를 위한 이벤트 모델링 기법
이규남(Lee Kyu-Nam),허기택(Hur Gi-Taek),양현호(Yang Hyun-Ho),나인호(Ra In-Ho) 한국콘텐츠학회 2005 한국콘텐츠학회 종합학술대회 논문집 Vol.3 No.1
본 논문에서는 멀티미디어 콘텐츠의 프리젠테이션 품질을 유지하기 위해 멀티디어 콘텐츠를 처리할 때 발생하는 여러 사건들을 이벤트 (event)로 정의하고, 각각의 특징에 따라 여러 개의 클래스로 분류하였다. 그리고 이벤트의 처리와 관리에 의해 프리젠테이션 동기화를 처리할 수 있는 모델을 제안하였다. 또한, 쇼(show) 진행에 관련된 실행모듈, 스레드(thread) 등이 이벤트를 이용하여 상호 통신함으로써 프리젠테이션 서비스를 유지하는 방안에 대해 제안하였다. 특히, 제안된 모델에서는 사용자 인터페이스를 통해 사용자가 프리젠테이션 수행에 직접적으로 개입할 수 있을 뿐만 아니라 서비스 과정에서 발생하는 예측 불가능한 상태 변화에 대하여 능동적으로 대처함으로써 멀티미디어 문서의 프리젠테이션 품질을 유지할 수 있도록 하였다. In this paper, for maintaining the presentation quality of multimedia contents, we define the several events that can happen in showing when handle the multimedia contents. Also we classified these events in 4 types based on each characteristic. Furthermore we design the event model which can manage synchronization of presentation by control and managing the events. Also we propose an idea that maintain the quality of presentation service by interaction between each module and threads related in progress of show. Especially, in this research, we focus the active process for the user's participant and the unpredictable state variation of IMPSs(Interacitve Multimedia Presentation Systems).
바닥복사난방시스템의 응답시간을 고려한 열성능 해석에 관한 연구
이규남(Kyu-Nam Lee),류성룡(Seong-Ryong Ryu),김오봉(Wu-Feng Jin),여명석(Myoung-Souk Yeo),김광우(Kwang-Woo Kim) 한국생활환경학회 2004 한국생활환경학회지 Vol.11 No.3
The objective of this study is to verify that it is necessary to take account of the system response time for more accurate analysis of building thermal performance simulation. In a radiant floor heating system, thermal capacitance of the system is so large that it is required to evaluate the effect of the system response time upon the building thermal performance. To do this, various simulation time steps were examined and a proper time step which can model a system change within the response time was proposed. And simulations were performed with various response time of the thermostatic valve used in radiant floor heating system. It is concluded that the response time does not influence the thermal performance profoundly, especially when supply water temperature is relatively low and the thermal mass of the building is small.
이규남(Lee Kyu-Nam),임재한(Lim Jae-Han),여명석(Yeo Myoung-Souk),김광우(Kim Kwang-Woo) 대한건축학회 2003 대한건축학회 학술발표대회 논문집 - 계획계/구조계 Vol.23 No.2
In this study, the cooling load of a housing unit in an apartment is calculated by TRNSYS program and compared with the cooling load data recommended by KS C 9306. The cooling load can be different from the estimation because the conditions of the housing unit vary with the building orientation, the location of the unit residence, balcony remodeling and the glazing size. To evaluate the influence of the building parameters on the cooling load, three types of housing unit are simulated with the parameters changed. It is concluded that the cooling load data of KS C 9306 overestimate the solar insolation, although most apartment buildings are protected from direct insolation by extruded balcony. The result of the simulation shows that solar insolation is critical to the cooling load of apartment building, especially in case of remodelling balcony into air conditioned area.
이란희(Lee Ran-Hee),이규남(Lee Kyu-Nam),이준규(Lee Jun-Kyu),박준형(Park Jun-Hyung),이은주(Lee Eun-Joo),강임철(Kang Im-Chul) 한국콘텐츠학회 2007 한국콘텐츠학회 종합학술대회 논문집 Vol.5 No.1
현재 제작ㆍ발표되고 있는 많은 3D 콘텐츠는 하드웨어의 성능 향상의 영향으로 콘텐츠내의 메인 캐릭터들 이외에도 배경이 되는 주변 환경을 보다 사실적으로 표현하기 위한 기술을 필요로 한다. 특히, 실외를 배경으로 하는 e-sports 콘텐츠 및 시뮬레이션 콘텐츠는 거의 모든 배경이 실외가 됨으로, 실내를 배경으로 제작되는 콘텐츠에 비해 보다 사실적인 자연환경 표현이 콘텐츠의 품질을 향상시키는 중요한 부분을 차지한다. 본 논문에서는 실외를 배경으로 제작되는 e-sports 콘텐츠 및 3D 시뮬레이션 콘텐츠에 적용할 수 있는 사실적인 3D 자연환경을 보다 쉽고 편리하게 제작하기 위한 S/W "EMtool(Environment Making Tool)을 제안한다. 사실적인 3D 자연환경을 콘텐츠의 배경으로 제공함으로서 콘텐츠 품질향상과 콘텐츠 맞춤형 3D 자연환경의 실시간 자동생성에 의한 생산성 증대가 가능할 것으로 보인다. Nowadays, many graphic researchers are interested in 3D outdoor environment. They want to express more realistic natural background with natural phenomenon because computer hardware has become more powerful. Especially, e-sports contents and simulation contents with outdoor environment need more natural environment for a background than indoor contents. It is very important technique for a quality of 3D outdoor contents. We propose a S/W EMtool(Environment Making Tool) for authoring of natural environment for realistic contents. The proposed results are applied to real-time 3D contents such as 3D golf games and simulations for natural objects.
사무소 건물의 온열환경 평가를 통한 공조시스템 설계 및 운영방안 개선에 관한 연구
이규남(Rhee, Kyu-Nam),이성재(Lee, Sueng-Jae) 대한건축학회 2014 대한건축학회논문집 Vol.30 No.2
It is one of most important factors to achieve appropriate Indoor Environment Quality (IEQ) in order to enhance occupants’ health and productivity in office buildings. Among various indoor environment factors, it is generally believed that the effect of thermal environment is most significant for the occupants’ comfort and productivity. To provide satisfactory thermal environment, it is general to design HVAC systems which can satisfy indoor environment criteria specified in relevant guidelines or owner’s additional requirement. However, it is often in the design stage that thermal environment criteria is presented insufficiently and owner’s requirements are not specified while the owner demands high level of environmental quality. In this study, thermal environment was assessed for the office building occupied by the owner’s employees in order to derive a design and operation strategies, under the condition that the owner’s requirements for thermal environment are not addressed specifically. The assessment was carried out for the typical office space of headquarter of ‘M’ company in Ulaanbaatar, Mongolia. It is expected that the design and operation strategies to improve thermal environment can be derived by applying the result of this study to new or remodelling projects.