• 제목/요약/키워드: wireless remote system

검색결과 591건 처리시간 0.021초

자동주행차량의 안전성 향상을 위한 원격비상정지시스템 (Remote Emergency Stop System to Improve Safety of Automated Driving Vehicle)

  • 유영재
    • 제어로봇시스템학회논문지
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    • 제21권3호
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    • pp.194-198
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    • 2015
  • In this paper, a remote emergency stop system to improve the safety of an automated driving vehicle is proposed. One of the most serious problems of the previous wireless remote emergency system is that it does not work when the wireless channel is damaged in case of an emergency because it is composed of a single communication channel. Therefore, the proposed remote emergency stop system composed of a portable wireless remote system and a stationary wireless remote system is designed and the remote emergency stop system for automated driving vehicles is developed. By applying it to an automated driving vehicle to check it's performance, the wireless remote system is tested. Emergency stops using the portable wireless remote system is tested when the stationary wireless remote system is disconnected. Also, emergency stops using the stationary wireless remote system are tested when the portable wireless remote system is disconnected. The results of the emergency stop test show a satisfactory performance.

무인차량용 다중채널 무선원격 제어시스템의 설계 (Design of Multiple Channel Wireless Remote Control System for Unmanned Vehicle)

  • 김진관;유영재
    • 한국지능시스템학회논문지
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    • 제24권5호
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    • pp.489-494
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    • 2014
  • 본 논문에서는 무인차량용 다중채널 무선원격 제어시스템의 설계방안을 제안한다. 기존의 무선원격 제어시스템은 단일 제어채널로 구성되어 제어채널에 고장이 발생하였을 때 응급대처가 불가능한 문제점이 있다. 따라서 휴대용 무선원격 제어기와 스테이션용 무선원격 제어로 구성되는 다중채널 무선원격시스템을 제안한다. 무인차량용 다중채널 무선원격 제어시스템을 개발하기 위하여 휴대용 무선원격 제어기와 휴대용 무선원격 제어기를 설계 및 개발하였다. 개발한 무선원격 제어시스템의 성능을 확인하기 위하여 무인차량에 적용하여 주행 실험을 실시하였다. 무선원격제어기의 고장 시 휴대용 무선원격제어기를 이용한 비상정지 실험과 휴대용 무선원격제어기의 고장 시 스테이션용 원격제어시스템을 이용한 비상정지 실험을 실시한 결과 모두 만족하는 비상정지 성능을 발휘함을 검증하였다.

A Design of Remote and Wireless Control System using Bluetooth

  • Park Joon-Hoon;Kim Yong-Kwan
    • Journal of information and communication convergence engineering
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    • 제4권1호
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    • pp.13-17
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    • 2006
  • In this paper a design and implementation method of remote control system for automobile is presented. For this, we used the Bluetooth technology for remote and wireless communications and microcontroller for system control. By using these techniques, we can design and implement automobile remote control system to improve data error rate, security and application.

무선통신을 이용한 누설전류 원격 감시시스템의 개발 (Development of the Remote Monitoring System for Leakage Current Using Wireless Communication)

  • 박성원;박지호;김동완
    • 전기학회논문지P
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    • 제57권4호
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    • pp.349-355
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    • 2008
  • In this paper, a wireless remote monitoring system for leakage current of distribution board is developed. In the developed system, signals of the leakage current of distribution board are transmitted to a monitoring system using wireless communication. The developed system is consisted of a comparative module, control module, a wireless communication module, and hand held terminal. The developed system has any facilities which can check a leakage current with real time, send to the user this fact using a wireless remote interface method. And also developed system can take precaution for an accident by leakage current.

실시간 무선 원격제어 시스템의 설계 및 구현 (Design and Implementation of Real-time Remote Control System)

  • 이문구;박성원
    • 대한전자공학회:학술대회논문집
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    • 대한전자공학회 2003년도 하계종합학술대회 논문집 Ⅲ
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    • pp.1589-1592
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    • 2003
  • Existing system management software solutions show limitations in time and space, as well as problems such as uncertain error messages, and also difficulty providing swift assistance or real time emergency support. Therefore, a wireless remote control system has been designed and implemented in this thesis, which is capable of managing and monitoring remote systems using mobile communication devices (Mobile Phone, PDA, Smart Phone, Webpad) for instantaneous control. The implemented real time wireless remote control system provides remote server management functions, error or event message (unctions, log record functions, authentication function via mobile devices.

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원격 응급 진료 시스템을 위한 무선 환경에서의 고정 연결 이동-고정시스템 구현 (An Wireless Mobile-Fixed Station System for Remote High Quality Multimedia Emergency System)

  • 박정훈;박진배;유선국;윤태성
    • 대한전기학회논문지:시스템및제어부문D
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    • 제52권8호
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    • pp.443-451
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    • 2003
  • Many attempts have been made for the health and lives of patients at a remote site. but little attention has been given to emergency system using wireless or other intelligent networks. In this paper, shown is a remote emergency system which can be used in an ambulance. It possibly gives a great help to the patients who may lose their lives, in other words, gives pre-hospital cure to them being sent to the hospital. Doctors or specialists are able to give a quick help which may give a new life to patients. This system deal with very important patient's data-ECG, SpO$_2$, blood pressure, biomedical signal data etc. - as other emergency system. A good performance better than other system is many but shortly spoken as follows. First, this system is user friendly system activated in windows 2000 environment. Second, MPEG4 and ECG data sent to the other station for specilists can give a pre-hospital cure to patients in advance. Third, there exist effective algorithms to operate this system. Fourth, this system has been made with software mostly, so this system can be easily embedded in IBM compatible computer. In addition to this performance, for the better and reliable system, various tests were proceeded and recursively tested. Tests were made in EV-DO wireless network and Local Area Network. This mobile-fixed remote emergency system using wireless network like EV-DO network will give a great usage to needed area.

오폐수처리시스템의 무선원격제어 및 모니터링 (Wireless Remote Control and Monitoring for the System to purify water)

  • 이혁진;서용원;양오
    • 대한전기학회:학술대회논문집
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    • 대한전기학회 2003년도 하계학술대회 논문집 D
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    • pp.2115-2117
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    • 2003
  • This paper is study on internet based wireless remote control and monitoring for the system to purify water. Environment of the water quality grew worse. Therefore we require the effective system to purify water. Now national internet based wireless remote control and monitoring make a sensation and are a problem to be solved. This paper demonstrate internet based wireless remote control and monitoring for the system to purify water. This system including on server and many client distributed in whole country. The server is collecting information from the client. This information is then written inside database. The database is dealing with website and server and client.

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무전극 램프를 이용한 그룹 조명 시스템의 유무선 연계 원격제어 (Wired and Wireless Linked Remote Control for the Group Lighting System Using Induction lamps)

  • 연재을;조규민;김희준
    • 대한전기학회:학술대회논문집
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    • 대한전기학회 2005년도 학술대회 논문집 정보 및 제어부문
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    • pp.243-245
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    • 2005
  • This paper presents a wired and wireless linked remote control system. Ethernet based network communication is used for long distance management and 2.4GHz RF network is adopted for the local area communication between the main network and the ballast. For the effective remote control and management including dimming using wired and wireless linked digital communication networks, control circuit of the ballast is implemented with fully digital circuit using MCU and EPLD. In this paper, the proper frame structure is proposed for the digital-remote lighting-control system and the detailed system configurations including fully digital controlled ballast for the induction lamp are described.

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단일 작업 운영체제 환경에서의 무선 원격 제어 시스템 설계 (A New System Design for Wireless Remote Control Over Single-tasking Operating Systems)

  • 김창훈
    • 한국산업정보학회논문지
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    • 제21권6호
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    • pp.31-39
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    • 2016
  • 본 논문에서는 Microsoft사의 Disk Operating System(DOS)와 같은 단일 프로그램만 지원하는 운영체제상에서의 무선 원격제어를 위한 새로운 시스템을 제안한다. 제안하는 시스템은 DOS 시스템과 윈도우즈 컴퓨터간의 중계 역할을 위해 비디오 전송기, 가상 네트워크 드라이버, 무선 키보드 모듈로 구성된다. 15Mbps 무선 랜 환경(802.11n)에서 성능을 측정한 결과 영상의 경우 초당 10 ~ 15 영상프레임을 전송하고, 네트워크 드라이버의 연결속도는 약 8Mbps이며, 키보드 입력의 경우 실시간 처리가 가능하다. 따라서 본 논문에서 제안한 시스템은 DOS기반 어플리케이션의 원격제어 솔루션으로 매우 적합하다 할 수 있다.

배전선로 원격 진단을 위한 ZigBee 무선통신 시스템 개발 (Development of ZigBee Wireless Communication System for Remote Diagnosis in Distribution Power Lines)

  • 이경섭;정동현
    • 한국전기전자재료학회논문지
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    • 제28권9호
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    • pp.602-606
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    • 2015
  • This paper presents a ZigBee wireless communication system for remote diagnosis in overhead distribution power lines. The system is divided in three parts in the functional aspect - a host computer module, a remote controller module and a diagnostic system module. The host computer module designed as USB interface transmits control signals and receive data measured by sensor. The remote controller module operates the diagnostic system. Diagnostic system module communicates with internal main controller and host computer USB. Multiple communication channel is adopted for simultaneous operations of several diagnostic system. Dedicated protocol for each module is developed. The system is designed with a focus on low cost and small size suitable for lightweight and small diagnostic system.