• Title/Summary/Keyword: 경호장비

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A Study on Development of National Examination Security Service (국가시험 보안업무의 발전적 방안연구)

  • Ha, jeong hoon
    • Korean Security Journal
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    • no.55
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    • pp.75-95
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    • 2018
  • The purpose of this study is to find the development of the examination security business plan based on the problem that guards are now aware of examination security service. To achieve the purpose of this study, the interview was conducted by interviewing interviews with five field related graduates and seven field specialists who are currently engaged in the examination for more than six years. The guard who perform national examination security service proposed a development plan of national examination security services as follows. First, the security guards at the national examination must complete an education program suitable for the nature of the workplace. Second, disaster and emergency response training should be added. Third, national examination security guards should be provided with mental training, search equipment and advanced equipment. Fourth, The National Examination Security Service should be specified in the Security Law so that laws and regulations can actively respond. Fifth, the related organization (contracting party) must raise the cost of service according to reality after realizing the property. Sixth, The national security service should ensure that security guards who have completed the security guards' training will be recruited.

반도체 공정의 배기계통 및 진공펌프 실시간 상태진단기술 개발

  • Choe, Gyeong-Min;Song, Gyeong-Ho;Park, Sang-Hyeon;Gang, Min-Ho;Im, Seong-Gyu;Gang, Sang-U;Im, Jong-Yeon
    • Proceedings of the Korean Vacuum Society Conference
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    • 2015.08a
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    • pp.101.2-101.2
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    • 2015
  • 급속한 산업화로 인하여 에너지 부족 문제가 대두되고 있는 가운데 에너지 저감 기술의 개발이 요구되고 있다. 국내 반도체 공정의 배기계통에서 소비되는 에너지는 전체 공정에 소비되는 에너지중 상당량에 달하며 10%의 에너지 절감은 연간 1000억원 이상의 비용절감 효과를 기대할 수 있다. 반도체 공정 배기계통은 진공펌프의 특성, 챔버의 부피, 도관의 구조(직경, 길이, 형상), 진공재료의 기체방출 등 여러 가지 요소의 복합적인 영향으로 그 상태가 달라지므로 보다 효과적인 공정의 운용과 에너지 절감을 위해 반도체 공정의 복합 상태 진단기술 개발이 요구되고 있으며 그중 큰 비중을 차지하는 드라이펌프의 실시간 모니터링 기술의 개발이 시급하다. 본 연구에서는 반도체 공정의 복합 상태 진단기술 개발에 대한 기초 연구로서 반도체 공정 배기계통의 conductance 및 유량 변화에 대한 드라이펌프의 특성을 이론적 계산으로 얻어진 결과와 실험을 통하여 얻어진 결과를 비교, 분석하였다. 진공펌프의 기본 특성은 한국표준과학연구원에서 국제규격에 따라 도달진공도, 배기속도, 소비전력, gas load, 소음, 진동 등을 분석하였고, 나노종합기술원의 PECVD 장비(chamber A: amorphous silicon 및 loadlock chamber)에 챔버의 부피, 도관의 구조, 공정가스의 유량 등을 측정하여 simulation 하였으며, 실제 측정값은 LabVIEW 프로그래밍으로 자동화 된 MFC를 이용하여 실제 공정 상태를 모사하였다. 실험은 PECVD의 특성을 고려하여 질소분위기에서 CDG (Capacitance Diaphragm Gauge)를 사용하였다.

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Design and Embodiment in Home Network at Gateway is Stabilization MSAC (Home Network 게이트웨이에서 효율적인 MSAC 설계 및 구현)

  • Yoon, Woon-Kwan;Choi, Kyong-Ho;J. Kim, Kui-Nam
    • Convergence Security Journal
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    • v.6 no.1
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    • pp.105-110
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    • 2006
  • Home Gateway which composes Home network in Ubiquitous Computing environment is an equipment to provide the connection with the external Internet Physically, and it carry out the role which communication, control and monitor is important. But Home gateway has potential threats because it connected on external Internet as spillage user's information from outside wrongdoers. Consequently, Home gateway has to have security module and structure for the communication which is sate. In this research paper, We designed Home gateway security structure for the communication which is protected when computer user use the computer from the outside to home to send information or important data.

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Fiber-Optic Directional Coupler Using HF Wet-Etching (플루오린화 수소산의 습식식각법을 이용한 광섬유형 방향성 결합기)

  • Son, Gyeongho;Jung, Youngho;Yu, Kyoungsik
    • The Journal of Korean Institute of Electromagnetic Engineering and Science
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    • v.28 no.1
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    • pp.25-32
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    • 2017
  • In this paper, a fabrication method of low-loss tapered optical fibers coupler using hydrofluoric acid with surface tension driven is proposed. The proposed fabrication method is very simple compared to flame-based method, and shows low excess insertion losses compared to polishing method. The adiabatic-tapered structure along the coupling region of the coupler shows wavelength independent characteristic over the C-band in optical communication system, and will enable promising applications.

Studios on Development of Sleeping Patterns Sensing System (수면상태 감지 시스템 개발에 관한 연구)

  • Koo, Yoon-Seo;Lee, Ji-Hyoung;Ryu, Sang-Ouk;Kim, Kyung-Ho
    • Proceedings of the KIEE Conference
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    • 2007.10a
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    • pp.477-478
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    • 2007
  • 본 논문에서는 압력 온도 센서를 이용하여 수면자의 수면상태를 인식하고 이를 감지할 수 있는 수면상태 감지 시스템을 제안하였다. 기존의 수면상태를 측정하는 방법에 있어 문제점으로 들 수 있는 고가의 장비, 측정의 불편 등을 해소하기 위해 사용이 간단한 Straingage 타입의 압력센서와 프로브 타입의 온도센서를 이용하여 저비용의 효율적인 시스템을 구현 하였고, 수면 매트에 실세 적용하여 그 유효성을 평가하였다. 제안된 시스템은 압력 온도센서를 이용해 수면 매트부, 센싱데이터를 감지 수집하여 수신된 데이터를 증폭하는 수면상태 감지정보 시스템부로 구성되었다. 시스템 구축을 위해 먼저, 수면 매트부는 비접촉 방식의 압력 온도 센서를 사용하였고, 수면상태 감지정보 시스템부는 미세한 변화를 보이는 데이터를 차등 증폭기 원리를 이용하여 증폭하였다. 센서가 수면자에 의해 변환할 때 발생되는 아날로그 신호를 검출 증폭한 후 감지하는 시스템이다. 본 연구에서 세안한 수면상태 감지 시스템을 이용하여 개인생환 습관인 수면시간을 실시간으로 감지하고 데이터화하여 수면자의 수면 상태를 파악하여 건강한 수면을 위한 방법을 권고할 수 있다. 향후 감지된 데이터를 이용해 실시간으로 가족들의 수면상태를 알릴 수 있는 헬스케어 모바일 응용 서비스로도 활용이 기대된다.

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A Smart Security Equipment and An application for Sexual Offense Prevent GPS device (스마트 보안장비와 성범죄 예방 GPS 애플리케이션)

  • Kim, Dong-Je;Jo, Sung-Gu
    • Korean Security Journal
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    • no.33
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    • pp.27-49
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    • 2012
  • "Do not ask crimes", such as "child sexual abuse" and according to the known through media reports, the people's fear and worry increasingly severe become and the damage increasing day by day and is Still unable to find effective countermeasures that national security policy is a reality. In this study, the result was the development of new security equipment for the purpose of the research team to the solution of the problem of domestic policing these sexual offenses prevention of GPS applications and existing smartphone to suit the era of 20 million development in the online and offline sales and is proposed to complement the problems of the samdanbong multifunction smart samdanbong. First, the function will be applied according to the trend due to the increase of heinous crime, both online and offline sales surge in self-defense products that are being sold on the market, finding problems samdanbong of smart multifunctional smart samdanbong the actual crime and the corresponding effective products were planning to have a secure management system, through a legal review on the current law. Second, sexual offenses, such as Internet use, travel, residential location, and management of sexual offenses Felon Felon's daily life strictly sexual offenses prevention of GPS applications to the characteristics of the sexual offenses scrutinized nearly enough to the frequency of recurrence of 50% is high, look at the case of foreign proposed the streets of sex offenders and the development of applications that can be checked in real-time by considering the basic characteristics to manage.

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Kinemetic analysis of a thumping security motion with an expandable barton (경호원의 삼단봉 머리치기 동작의 운동학적 분석)

  • Kim, Yong-Hak;Kim, Sin-Hye;Jung, Sung-Bae
    • Korean Security Journal
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    • no.36
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    • pp.93-109
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    • 2013
  • This research is mainly based on the experimental result due to seek different outcomes whena certain security motion with a paticular gear is applied in a plausible confrontational situation. For the purpose of this research an Expandable Baton, which is one of the most commonsecurity equipments, was chosen to be applied in a situation of hitting a person's head. Alsothe results will be studied in the view of Kinematic theory. To demonstrate, 10 students who were majeored in Escort Crane studies at 'H' university werechosen as testees. The participants were grouped into two-one is practiced with the 'expanadable baton use program' and the other is pre-practiced. In this report two groups abovewill be reffered as 'group A' and 'group B' for conveniency. There were a number of differences and changes between two groups. Group B took more timethan the other group did. Group A spent about 0.428sec in section 'e2' and 0.230sec in section'e3' while Group B took 0.435sec, 0.232sec in each sections.To add on, more distinctive results were out when it was more focused on physical movements. Two gropus presented considerable changes- in an 'left-right' moving displacement-Group A;$2.16{\pm}0.9cm$ (left side), $3.78{\pm}1.42cm$ (right side), total $5.94{\pm}2.03cm$. Group B; $2.97{\pm}1.01cm$ (left side),$4.56{\pm}1.57cm$ (right side), total $7.53{\pm}2.13cm$.Continuously, different outcomeswere shown between two groups in a 'back and forth' moving displacement-Group A;$32.48{\pm}3.86cm$, $35.21{\pm}4.64cm$, total $69.36{\pm}5.72$. Group B; $34.50{\pm}6.12cm$, $37.04{\pm}3.70cm$, total $71.46{\pm}7.17cm$. Furthermore, changes in an 'up and down' moving displacement were - GroupA; $5.62{\pm}2.41cm$, $4.54{\pm}1.87cm$, total $10.11{\pm}1.57cm$. Group B; $6.33{\pm}1.78cm$, $4.86{\pm}1.85cm$,total $10.68{\pm}1.81cm$. To continue, there were few modifications of degree on participants' joints, espcially on 'Wristjoint', 'Elbow joint' and 'Shoulder joint', depend on different sections -Wrist joint;Group A; e1 $114.62{\pm}7.13$, e2 $68.27{\pm}6.37$, e3 $131.64{\pm}6.27$. Group B; e1 $112.62{\pm}6.13$, e2 $66.28{\pm}7.38$, e3$137.42{\pm}4.28$ and Elbow joint ; Group A e1 $132.31{\pm}6.55$, e2 $117.92{\pm}8.42$, e3 $144.41{\pm}6.32$. Group B; e1 $133.58{\pm}8.56$, e2 $114.45{\pm}8.21$, e3 $139.89{\pm}4.38$. Lastly, degree changes ofshoulder joint were; Group A; e1 $13.55{\pm}3.85$, e2 $131.42{\pm}11.24$, e3 $78.32{\pm}6.28$. Group B; e1$9.45{\pm}1.23$, e2 $136.74{\pm}13.21$, e3 $79.75{\pm}4.24$.

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A Public Opinion Survey on the Crime Prevention of the Private Security (민간경비의 범죄예방 역할에 대한 시민의식조사)

  • Gong, Bae-Wan
    • Korean Security Journal
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    • no.16
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    • pp.1-17
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    • 2008
  • This study is trying to analyse the private security prevention role of citizen, For this analyse the public opinion survey on the crime prevention of the private security was carried in Kyungnam area about the crime prevention system and the storage and institution, the role of the crime prevention of private security etc. So that, we have experimented a fact-finding survey about civil consciousness. The result of this fact-finding survey about crime prevention system is on the hand pointed out the circumscription of the police power, and the other hand they have the age-old ceremonies on the dependence about police system. Because the public security order needs the compelling power to maintenance the peace and this power is exercising only by police. They don't have the trust about the role of the private security as the crime prevention institution. But, they consider the private security is just for anyone in particular and special class by their demand. And also, they consider the private security is very expensive to utilize for their security in the everyday life. There for, some people have trust for the private security and if they have a chance for the security, they consider to utilize the private security for their safe life as an security agency. The private security has a powerful experts and so many high-tech equipments for the security. Thus, we have to find a solution to get the best out of it. Because the private security is also a part of crime prevention institution as the police agency.

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A Study on Job Analysis and Physical Fitness of Special Security Guard in Nuclear Power Plant (원자력발전소 특수경비원의 직무분석과 체력에 관한 연구)

  • Jeong, Howon;Kim, Sora;Chae, Hyeonsoo
    • Korean Security Journal
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    • no.56
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    • pp.83-105
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    • 2018
  • Special security guards play the role to safely operate and manage nuclear power plants from unintended internal and external threats. Physical fitness management of special security guards is one of the most important factors for improving and maintaining the level of physical protection. Thus, the purpose of this study is to analyze the physical fitness factor and physical fitness level required for mission accomplishment through job analysis of special security guards. The special security guards of Nuclear Power Plant in Korea were performing 7 jobs, 26 duties, 159 tasks. In order to accomplish theses tasks, the following physical fitness were required: muscle strength and muscle endurance of the hand, upper limb, lower limb and core, quickness, agility and Cardio function. The duties that require a lot of physical fitness were in the order of conducting arrest and self-defense, conducting unarmed defensive tactics, demonstrating proficiency with semiautomatic rifle, using protective equipment, performing emergency plan and defensive strategy, etc. The results of this study are expected to provide basic data necessary for establishing guidelines for fitness qualification and training of special security guards in the future and contribute to enhancement of physical protection of nuclear power plants.

A Study on the Use of Police Force in the Public Assembly: Focused on the Vehicle-wall-blocking and water cannon (집회현장에서의 경찰의 물리력 사용현황과 개선방안: 차벽과 물포 사용을 중심으로)

  • Hwang, Mun-Gyu
    • Korean Security Journal
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    • no.50
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    • pp.307-337
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    • 2017
  • The freedom of assembly is the fundamental freedoms guaranteed by the Constitution. However, as far as our reality is concerned, the freedom of assembly is guaranteed only when it is under the control of the police, and otherwise it is perceived as an object to be suppressed. Police say even that they will not tolerate even a small illegal law while referring to the "broken window theory". Therefore, regardless of the peaceful nature of the rally, it is too obsessed with 'compliance'. This attitude is causing the citizens who participated in the assembly to be put to the object to be suppressed. This paper analyzes the requirements and current status of police force, focusing on the vehicle-wall-blocking and water cannon as a means of using the police force, which is a recent problem, and suggests ways to improve it. First of all, the installation of the wall cuts off the essential communication function of the assembly by separating the meeting place from the object of protest. Thus, despite the warning for prevention in the face of illegal acts, other than installing a barrier, it should be allowed only in the 'urgent case where there is a risk of causing damage to the life, body or property of the person'. Without this urgency, the vehicle-wall-blocking should not be allowed to be proactive as well as preventive. Secondly, the water cannon is a police force that is likely to harm people's life and body. Therefore, aiming shots, which could pose a significant risk to the human body, should in principle be prohibited. However, considering its risk, it should be supplementary used only when there is no other alternative, only when the direct risk to the legal interest of the other person or the order of public well-being is 'obvious'. In addition, as for the use standard of such a thing, it is necessary to be specified by law.

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