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박형선(Hyoung-Sun Park),임병렬(Byung-Ryul Lim),김동규(Dong-Kyoo Kim) 한국정보과학회 1994 한국정보과학회 학술발표논문집 Vol.21 No.2B
본 논문은 공중망에서 불법적 사용자에 의한 정보의 보호를 위해, 강제적 액세스제어 정책(MAC)과 임의적 액세스 제어 정책(DAC)에 기초하여 공중망에 적합한 액세스 제어 정책을 수립, 실제 UNIX 환경하에서 액세스 제어 리스트(ACL)와 보안 레이블에 기초하여 수행될 수 있도록 설계하고 구현하였다.
박형선(Park Hyoung-Sun),이원호(Lee Won-Ho),임병렬(Lim Byung-Ryul),김동규(Kim Dong-Kyoo) 한국정보과학회 1995 한국정보과학회 학술발표논문집 Vol.22 No.2B
ISO에서는 OSI참조 모델내의 보호 구조인 ISO-7498-2을 제공하고 있다. 그러나 기존의 OSI참조 모델에서의 안전성 구조는 OSI기본 스택의 데이타를 지원하였으나 ATM에서는 운반계층의 상위 계층은 OSI구조를 따르지 않을 수도있다. 따라서 ATM에 적합한 보호 구조가 필요하다. ATM에서 안전한 통신을 위한 보호 구조인 안전성 부계층의 위치는 ATM의 AAL내의 CS와 SAR사이가 적합하다. 이러한 안전성 부계층에서는 신분확인(Authentication), 데이타 비밀성(Data Confidentiality), 액세스 제어(Access Control), 데이타 무결성(Data Integrity) 서비스를 제공할수 있다. 본 논문에서는 이러한 안전성 서비스를 제공할수 있는 ATM안전성 부계층의 위치를 제시하고, 제공가능한 안전성 서비스를 정의하며, ATM안전성 부계층을 설계한다.
DNA chip을 사용한 myeloid cell의 유전자 발현분석
박형선,신길상,이미영 순천향대학교 기초과학연구소 2000 순천향자연과학연구 논문집 Vol.6 No.1
Total RNAs were extracted from promyeloid cell(HL60)and myeloid cell(U937). Reverse-transcriptions of the RNAs were performed by using AMV-reverse transcriptase. The RNAs of promyeloid cell and myeloid cell were labelled with fluorescent dye of Cy5-dUTP and Cy3-dUTP, respectively. The reverse-transcribed and labelled RNA was hybridized to a DNA chip containing 384 human cDNAs. Comparative analyses of the gene expression profiles for promyeloid cell and myeloid cell were monitored by gene pie plot or scatter plot, and the gene expression ratios of promyeloid cell/myeloid cell were determined. The expression ratios for thymosin beta-10 gene, immunophilin homolog ARA9/HBV-X associated protein gene, Bcl-w/KIAA0271 actin beta gene and heat shock protein86 gene were determined to be 31%/69%, 26%/74%, 11%/89%, 51%/49% and 79%/2l%, respectively.
오용교,박형선 서강정보대학 1998 論文集 Vol.17 No.-
This study was conducted to investigate the biomechanical charateristics of the take-off motion in elite long jumpers for the purpose of improving jumping distance. The subjects were four male college players. The ground reaction forces in the take-off phase were obtained from an AMTI force platform. The conclusions were as follows; 1. Minimizing the reduction of horizontal velocity at take-off, total duration of take-off should be shortened. 2. The reduction of horizontal velocity of take-off leg at take-off phase could be minimized reduction of horizontal velocity of center of gravity by knee flexion. 3. The reaction force of lead leg by upward propulsive action at take-off phase increased the vertical propulsive force of center of gravity. 4. Obtaining upward propulsive force at take-off phase, max vertical ground reaction force should be increased as it is possible.
오용교,박형선 한국응급구조학회 1998 한국응급구조학회지 Vol.2 No.1
This study was to exhibit the effective emergency care method for the drowning and non-drowning who are reached two-thousand peoples every year in our country. For investigate the effective emergency care, this study was discussed as follows ; Pathophysiology of the water submersion, Fresh-water & sea-water drowning, Factors affecting survival, and Prehospital management. The conclusions from this study were summarized as fellows; 1. Remove the patient from the water. If you suspect neck or spinal injuries, Always support the head and neck level with the back and, begin rescue breathing. 2. Maintain the airway and support ventilation in the water use the jaw-thrust technique to avoid farther injury to the neck or spine. We might encounter more resistance to ventilations than you expect because of water in the airway. Once you have determined that there are no foreign objects in the airway, apply ventilations with more force; adjust ventilations until you see the patient's chest rise and fall but not until you see gastric distention. Do not attempt to remove water from the patient's lungs or stomach. 3. If there is no pulse, begin CPR. 4. Administer high-flow supplemental oxygen; suction as needed. 5. Once the patient is breathing and has a pulse, assess for hemorrhage; control any serious bleeding that you find. 6. Cover the patient to conserve body heat, Handle the patient very gently, and, Transport the patient as quickly as possible to Emergency Department, Continuing resuscitative measures during transport. If the patient have the hypothermia, follow hypothermia management.