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이해준,최상묵,정종평,Lee, Hae-Joon,Choi, Sang-Mook,Chung, Chong-Pyoung 대한치주과학회 1993 Journal of Periodontal & Implant Science Vol.23 No.1
Refractory periodontitis manifest progressive attachment loss in a rapid and unrelenting manner regardless of the type or frequency of therapy applied. The purpose of this study was ta evaluate the relation between the level of cytokines in GCF and periodontopathic microflora with disease activity of refractory periodontitis. Selection of patients with refractory periodontitis (7 males, 3 females) were made by long term clinical observation including conventional clinical history and parameters. Teeth that showed pocket depth greater than 6mm were selected as sample teeth. Subjects were examined at baseline and after 3 months. Prior to baseline test, individual acrylic stent was fabricated. Reference grooves were made on each sample tooth site. Pocket depth and attachment loss were measured by Florida Probe. Gingival index was measured at 4 sites each sample teeth. Disease activity was defined as attachment loss of ${\ge}$ 2.1mm, as determined by sequential probing and tolerance method. The pattern and amount of alveolar bone resorption was observed with quantitative digital subtraction image processing radiography. Morphological analysis of subgingival bacteria was taken by phase contrast microscopy. Predominant cultivable bacterial distribution and frequency were compared between disease-active and disease-inactive site using immunofluorescence microscopy and selective microbial culturing. Levels of $interleukin-l{\beta}$, 2, 4, 6 and $TNF-{\alpha}$ in GCF and blood serum sample were quantified by ELISA. In active sites, P. intermedia was significantly increased to compare with inactive site. $IL-1{\beta}$, IL-2, IL-6 and $TNF-{\alpha}$ in GCF were increased in active sites and IL-2 in serum was increased in active patients significantly. Alveolar bone loss in active site was correlated with $IL-1{\beta}$, IL-2 in GCF. And loss of attachment in active site was correlated with IL-2 in GCF. These results demonstrate that IL-2 in serum, $IL-1{\beta}$, IL-2, IL-6 and $TNF-{\alpha}$ in GCF, P, intermedia might be used as possible predictors of disease activity in refractory periodontitis before it is clinically expressed as attachment loss and quantitative alveolar bone change.
유니버설미들웨어기반의 IoT 적재폐기물 화재예방 동적 상황인지 플랫폼 구축
이해준,황치곤,윤창표,Lee, Hae-Jun,Hwang, Chi-Gon,Yoon, Chang-Pyo 한국정보통신학회 2022 한국해양정보통신학회논문지 Vol.26 No.8
It is necessary to dynamic recognition system with real time loading height and pressure of the loading waste, the drying of wood, batteries, and plastic wastes, which are representative compositional wastes, and the carbonization changes on the surface. The dynamic context awareness service constituted a platform based on Universal Middleware system using BCN convergence communication service as a Ambient SDK model. A context awareness system should be constructed to determine the cause of the fire based on the analysis data of fermentation heat point with natural ignition from the load waste. Furthermore, a real-time dynamic service platform that could be apply to the configuration of scenarios for each type from early warning fire should be built using Universal Middleware. Thus, this issue for Internet of Things realize recognition platform for analyzing low temperature fired fire possibility data should be dynamically configured and presented. 적재 폐기물의 적재 높이와 압력, 대표적 구성폐기물인 목재, 건전지, 플라스틱 폐기물의 건조, 표면의 탄화변화를 동적으로 인지해야 한다. 동적 상황인지 서비스는 유니버설미들웨어 기반 BCN 융합 통신 서비스인 Ambient SDK 모델을 기반으로 플랫폼을 구성하였다. 또한, 적재 폐기물에서 자연발화의 발효열 발화 분석 자료를 기반으로 화재 발생 원인을 규명하는 상황인지 시스템을 구성하였다. 유니버설미들웨어를 활용하여 화재 조기경보 유형별 시나리오 구성에 적용할 수 있는 실시간 동적 서비스 플랫폼을 구축하였다. 그리하여, 저온발화 화재 가능성 데이터 분석을 위한 IoT 상황인지 플랫폼을 동적으로 구성하여 제시하였다.
이해준,Lee, Hae-Jun 한국정보통신학회 2019 한국정보통신학회논문지 Vol.23 No.5
소형인공위성 전력시스템체계 설계 및 개발방법은 태양풍 자계인 우주환경의 영향에 따라 기술적 제약이 큰 편이다. 이를 극복하기 위해 최근 전력모듈을 융합화와 유닛화 단계별 개발 방식으로 변화 하고 있다. 모듈화 단계에서는 탑재체 전력공급 모듈 요구조건과 함께 유니버설미들웨어를 사용하여 융합하였다. 융합모듈화대상은 탑재체에서 전력분배, 부하관리, 서브유닛의 전원공급체계와 지속성을 고려한 최종모듈 설계 및 개발 단계를 범위로 한다. 본 연구는 위성본체에서 공급되는 전력모듈을 유니버설미들웨어 기반으로 전력모듈의 정밀성과 수요처모듈데이터를 컨텐츠화 하였다. 이 동적시스템과 전력서비스 모듈화는 전력분배모듈과 전원공급모듈간 상호작용으로 Range Control 알고리즘으로 제어된다. 그리하여 전력모듈 설계단계에서 탑재체 전력수요 변수의 변동성에 따른 불확실성을 해소하고 설계의 효율성을 제시하였다. A Small-Sat Power System Design and Development should be depend on space environment such as solar wind with Electromagnetic field by hurdle of techniques. It is surmount solution of trend that will unitize and converge with power module in these days. The level of modularize means that applying Universal Middleware for payload power module requirements. The scope of target system is a main power provider module and operational subunit that can be implemented with the final power module distribution loads to consume for continuous process. A Universal Middleware strengthen to build power module from satellite power system should be accuracy and consuming data. A Power Service Module and dynamic system drive interactive management between power distribution and consumer module by Range Control. Consequently, suggesting evaluation, unexpecting payload system power consumer that makes fine variable resources in the development design process and efficiency.