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정보보호 산업 통계조사 보완을 위한 기업경기전망조사 시스템 설계 및 구현
전용준 ( Yong-joon Jun ),양병우 ( Byung-woo Yang ),조기환 ( Gi-hwan Cho ),오민권 ( Min-kwon Oh ) 한국인터넷정보학회 2007 인터넷정보학회논문지 Vol.8 No.1
현재 국내 정보보호산업 통계조사는 조사목적 및 조사기준과 방법이 조사기관마다 서로 달라 신뢰성에 대한 문제가 제기되고 있다. 본 논문에서는 국내 정보보호관련 통계조사 방법의 문제점을 지적하고 보다 효율적으로 다양한 통계조사를 수행할 수 있는 조사시스템을 제안한다. 제안한 시스템은 회원 데이터베이스의 이메일과 싸이트 방문기업을 대상으로 다양한 통계조사(기업경기전망조사, 수요조사, 애로요인조사 등)를 수행할 수 있다. 특히 반복되는 동일 조사의 경우 예측에 매우 유용한 도구로 활용될 수 있을 것이다. Recently, some reliability problems are notified on the information security industry survey due to the differences of survey purpose, criteria and methodology among the pursuing organizations. This paper firstly identifies the issues of survey methodologies which are currently applied in the information security industry, and then proposes a business outlook survey system which can be adapted in various domain, even in effectively. The proposed system may be applied in surveys of the business outlook, supply and demand, and difficulty factor, with a co-operative database. Especially, it would be utilized as a great tool when the survey is conducted in repeatedly.
전용준 ( Jun Yong Joon ),조기환 ( Cho Gi Hwan ),김원규 ( Kim Won Kyu ) 한국인터넷정보학회 2006 인터넷정보학회논문지 Vol.7 No.5
오늘날 정보기술은 모든 산업분야에서 경영의 근간을 이루고 있다. 특히 공공기관들은 민감한 데이터를 다루기 때문에 공정하고 효율적인 정보보호 체계를 갖추어야 한다. 현재 공공기관 대부분이 정보보호 소프트웨어 및 하드웨어를 보유하고 일상적인 감사를 받으며 운영 하고 있지만 관리 정책에 대한 감사체계가 마련되어 있지 않거나 형식에 그치고 있다. 본 논문은 BS7799에 근거한 감사체계를 이용하여 현재 공공기관의 업무환경에 적합한 감사시스템의 설계와 구현을 제시한다. 특히 광역시, 도, 시군구 공공기관에 있어 객관적이고 수치화된 정보보호 업무를 할 수 있는 정보보호 관리체계의 통제에 목적을 두었다. 업무감사시 주관적인 감사자의 이해관계를 통제하고 감사기관의 여건에 맞는 맞춤식 감사 도구를 설계하고 구현할 수 있는 기반을 제공한다. Recently, information technology is considered as a basement of management for industries as well as administrations. Especially, government agencies deal with more high sensitive and important data than other businesses, so, their security managements should be fair and efficient. At present, most government agencies possess and operate their own information security systems, but apply them for the sake of formality only , even do not adapt an audit system for management polices. This paper presents a design and implementation of an automated audit system which is suitable for the operation environment in government agencies, using the audit system based on the BS7799. The proposed system aims to objectively, numerically and daily control the ISMS (Information Security Management System) for different level of government agencies. In addition, it permits to design and implement an adaptive audit tool, in order to meet a given condition of audit organization and guard the personal relationship between the auditor and its counterpart.
건강증진 환경 조성을 위한 도시근교 임도의 활용 가능성
전용준(Yong-Jun Jeon),최윤호(Yeon-ho Choi),김명준(Myeong-Jun Kim),이준우(Joon-Woo Lee),박범진(Bum-Jin Park) 충남대학교 농업과학연구소 2011 농업과학연구 Vol.38 No.1
The purpose of this study was to examine the potentiality of urban forest roads as an environment for enhancing physical fitness. Six male university students participated in the study as subjects. The subjects walked on an urban forest road for 30 minutes. As a control experiment, they also walked on a national park trail for 30 minutes. Subjects’ heart rates were monitored during the walks to calculate the ratio of the average time their heart rates were within the target range (from 60% to 80% of the maximal heart rate) for Enhancing Physical Fitness. After the walks, images of the spaces were analyzed using the semantic differential (SD) method. During the walk on the urban forest road, subjects’ heart rates were within the target range 63.3% of the time, and lower than the target range 36.7% of the time. During the control experiment on the national park trail, subjects’ heart rates were within the target range only 23.3% of the time, and higher than the target range 76.7% of the time. From the spatial perception evaluation using the SD method, subjects’ comfortable and natural feelings when they were on the national park trail were significantly greater than when they were on the urban forest trail, but there were no differences in terms of other SD descriptors, such as friendliness and likeability. The results of our study indicate that the urban forest road provides a good environment for walking to enhance physical fitness. Although not as close to nature as national park trails, urban forest roads offer similar natural environments and have a high potentiality for serving as leisure spaces for urban residents who seek physical activities.
수직 동심 환형관 내의 난류혼합대류 현상에 관한 직접수치모사
전용준(Yong Joon Jun),배중헌(Joong Hun Bae),유정열(Jung Yul Yoo) 대한기계학회 2008 대한기계학회 춘추학술대회 Vol.2008 No.11
Turbulent mixed convection in heated vertical annulus is investigated using Direct Numerical Simulation (DNS) technique. The objective of this study is to find out the effect of buoyancy on turbulent mixed convection in heated vertical annulus. Downward and upward flows with bulk Reynolds number 8500, based on hydraulic diameter and mean velocity, have been simulated to investigate turbulent mixed convection by gradually increasing the effect of buoyancy. With increased heat flux, heat transfer coefficient first decreases and then increases in the upward flow due to the effect of buoyancy, but it gradually increases in downward flow. The mean velocity and temperature profiles can not be explained by the wall log laws due to the effect of buoyancy, too. All simulation results are in good quantitative agreement with existing numerical results and in good qualitative agreement with existing experimental results.