• Title/Summary/Keyword: wireless remote system

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Design and Implementation of a Home Network System on OpenWrt using Android Remote Control (OpenWrt와 Android 연동 원격 홈 네트워크 제어 시스템 설계 및 구현)

  • Kim, Cheong Ghil
    • Journal of Satellite, Information and Communications
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    • v.7 no.3
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    • pp.130-134
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    • 2012
  • This paper introduces a home network service system using a low-cost wireless router on OpenWrt which can be remotely controled by Android devices. The proposed system consists of an embedded system development platform for home network service control based on OpemWrt embedded Linux, an embedded system development platform, a remote control on Android, and a home linghting device made by an interface board with LEDs. The prototype system is made of a wireless router of Buffalo, WZR-HP-G450H, Arduino Uno interface board with LEDs, and an Android development kit of HBE-SM5-S421. The operation was performed by TCP/IP programming for Android remote control, socket programming between Android development kit and wireless router, and UART communication programming between the interface board and wireless router. The implementation result shows that a low cost home network systme could be implemented with a wireless router.

Realization of An Outdoor Augmented Reality System using GPS Tracking Method (GPS 트래킹 방식을 이용한 옥외용 증강현실 시스템 구현)

  • Choi, Tae-Jong;Kim, Jung-Kuk;Huh, Woong;Jang, Byun-Tae
    • Journal of the Institute of Electronics Engineers of Korea CI
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    • v.39 no.5
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    • pp.45-55
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    • 2002
  • In this paper, we describe an outdoor augmented reality system using GPS tracking for position and attitude information. The system consist of a remote mobile operation unit and a ground operation unit. The remote mobile operation unit includes a real-time image acquiring device, a GPS tracking device, and a wireless data transceiver; the ground operation unit includes a wireless transceiver, a virtual image generating device, and an image superimposing device. The GPS tracking device for measurement of position and attitude of the remote mobile operation unit was designed by TANS Vector and RT-20 for DGPS. The wireless data transceiver was for data transmission between the remote mobile operation unit and the ground operation unit. After the remote mobile operation unit was installed on a vehicle and a helicopter, the system was evaluated to verify its validity in actual applications. It was found that the implemented system could be used for obtaining real-time remote information such as construction simulation, tour guide, broadcasting, disaster observation, or military purpose.

A Development of Remote Medical Treatment System for Stroke Recovery using ZigBee-based Wireless Brain Stimulator and Internet (ZigBee 기반의 무선 뇌 자극기와 네트워크를 이용한 원격 뇌졸중 회복 시스템의 개발)

  • Kim, G.H.;Ryu, M.H.;Kim, J.J.;Kim, N.G.;Yang, Y.S.
    • The Transactions of The Korean Institute of Electrical Engineers
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    • v.57 no.3
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    • pp.514-517
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    • 2008
  • Ubiquitous healthcare (U-healthcare) system is one of potential applications of embedded system. Conventional U-healthcare systems are used in health monitoring or chronic disease care based on measuring and transmission of various vital signs. However, future U-healthcare system can be of benefit to more people such as stroke patients which have limited activity by providing them proper medical care as well as continuous monitoring. Recently, an electric brain stimulation treatments have been found to be a better way compared to conventional ones and many are interested in using the method toward the treatment of stroke. In this study, we proposed a remote medical treatment system using ZigBee-based wireless electric brain stimulator that can help them to get a treatment without visiting their doctors. The developed remote medical treatment system connects the doctors to the brain stimulator implanted in the patients via the internet and ZigBee communication built in the brain stimulator. Also, the system receive personal information of the connected patients and cumulate the total records of electric stimulation therapy in a database. Doctors can easily access the information for better treatment planning with the help of graphical visualization tools and management software. The developed remote medical treatment system can extend their coverage to outdoors being networked with hand-held devices through ZigBee.

A Development of Image Transfer Remote Maintenance Monitoring System for Hand Held Device (휴대용 화상전송 원격정비 감시시스템의 개발)

  • Kim, Dong-Wan;Park, Sung-Won
    • The Transactions of the Korean Institute of Electrical Engineers P
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    • v.58 no.3
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    • pp.276-284
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    • 2009
  • In this paper, we develop the image transfer remote maintenance monitoring system for hand held device which can compensate defects of human mistake. The human mistakes always happen when the worker communicate information each other to check and maintenance the equipment of the power plant under bad circumstance such as small place and long distance in power plant. A worker couldn't converse with other when in noisy place like Power plant. So, we make some hand device for handy size and able to converse in noisy place. The developed system can have improvement of productivity through increasing plant operation time. And developed system is composed of advanced H/W(hard ware) system and S/W(soft ware)system. The H/W system consist of media server unit, communication equipment with hand held device, portable camera, mike and head set. The advanced s/w system consist of data base system, client pc(personal computer) real time monitoring system which has server GUI(graphic user interface) program, wireless monitoring program and wire ethernet communication program. The client GUI program is composed of total solution program as pc camera program, and phonetic conversation program etc.. We analyzed the required items and investigated applicable part in the image transfer remote maintenance monitoring system with hand held device. Also we investigated linkage of communication protocol for developed prototype, developed software tool of two-way communication and realtime recording skill of voice with image. We confirmed the efficiency by the field test in preventive maintenance of plant power.

Ethernet Connection for Bluetooth Piconet (Bluetooth Piconet을 위한 Ethernet 접속구현)

  • 백수열;김영길;김종현
    • Proceedings of the Korean Institute of Information and Commucation Sciences Conference
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    • 2003.10a
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    • pp.876-879
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    • 2003
  • Bluetooth is the wireless solution which lay emphasis on Short Range, Low Power, Low Cost using a 2.4GHz frequency hopping. And the wireless interface of digital machinery and the various application studies, which are based on that, is making progress lively. This paper provides "Ethernet Connection for Bluetooth Piconet". Ethernet Connection is usually used in our life and can make the Connection of Internet for Bluetooth Piconet. Therefore, this system forms the basis of "Home or Office Remote Control System".

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The Development of Real-Time Wireless Remote Corrosion Monitoring System Using TRS(II) (TRS를 이용한 실시간 무선 원격 부식감시시스템 개발(II))

  • Bae, Jeong-Hyo;Kim, Dae-Kyeong;Ha, Tae-Hyun;Lee, Hyun-Goo;Choi, Sang-Bong;Jeong, Seong-Hwan
    • Proceedings of the KIEE Conference
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    • 1999.11c
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    • pp.618-620
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    • 1999
  • The owner of metallic structures has a burden of responsibility for the protection of corrosion and the prevention against big accident such as gas explosion or collapse of bridge and building and so on. So, he has been spent the money and the time for corrosion monitoring and analysis of measuring data. Therefore, KERI(Korea Electrotechnology Research Institute) has developed the real-time wireless remote corrosion monitoring system using by TRS(Trunked Radio System). The results of development for corrosion monitoring system are described briefly. Especially, the interfacing technology between the server and rectifier introduced in this paper.

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A case study of remote wireless monitoring system for stray current due to subway system (지하철 누설전류 무선 원격 감시시스템 적용 사례)

  • Bae, Jeong-Hyo;Ha, Yoon-Cheol
    • Proceedings of the KIEE Conference
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    • 2006.07d
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    • pp.1817-1818
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    • 2006
  • In present, most of metallic structures (gas pipeline, oil pipeline, water pipeline, etc) are running parallel with subway in Seoul and Pusan.In this case, subway system make a stray current due to electrical corrosion on metallic structures. The owner of metallic structures has a burden of responsibility for the protection of corrosion and the prevention against big accident such as gas explosion or soil pollution and so on. So, they have to measure and analyze the data about P/S(Pipe to Soil) potential, amplitude of stray current, point of source of stray current and so on. In this paper, results of development about Wireless Remote Monitoring and Control System on Underground Pipeline in Stray Current Conditions are presented. And also field test data should be reporting.

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Design and Implementation of DCS Terminal Remote Monitoring Board using Wire and Wireless Communication (유무선 통신을 이용한 DCS 터미널 원격 감시 보드 설계 및 구현)

  • KPark, Hae-Dong;Kang, Jeon-Wook;Kim, Jae-Hwan;Lee, Se-Hoon
    • KSCI Review
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    • v.14 no.2
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    • pp.117-122
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    • 2006
  • In this paper, we designed and implemented the DCS(Distributed Control System) terminal remote monitoring board for build total unified management system based wireless communication on automatic control system fields. Also, it tested and evaluated for check an usability and performance. The board monitored relay and fuse status at power management room real-time. Therefore, we expected economic effects extend relay life-time that pre-detected errors and prevented relay fault.

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Establishment of Remote Monitoring System for Wind Turbine Test Sites Based on Hierarchical Architecture (계층적 구조를 갖는 풍력발전 실증단지 원격 풍황 모니터링 시스템 구축)

  • Cho, Byung-Ha;Lee, Jeong-Wan
    • Journal of the Korean Society for Precision Engineering
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    • v.26 no.9
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    • pp.81-87
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    • 2009
  • In this paper, remote monitoring system for wind turbine site is developed. This system is a hierarchical reliable monitoring system connected by wireless communication channels between monitoring host computer and modular slave measuring subsystems. The design of this systems; the slave measuring subsystems is placed in meteorological tower and wind turbine, and the supervisory host computer is in the safety zone. The slave measuring subsystems signals are from a meteorological tower, wind turbine generator and tower. For monitoring and command function, the supervisory computer is implemented with a PC using graphic user interface. This system can be transferred the information among host computer and remote computers through the Ethernet. Consequently we can get reliability but economic system. The system has the concept of universality and modularity, so it is simple and easy to implement in wind turbine test sites.

A Design and Implement of IPSec-based iSCSI Storage system in wireless computing environment (무선 컴퓨팅 환경에서의 IPSec 기반 iSCSI 스토리지 시스템의 설계 및 구현)

  • Chung, Ho-Won;Kim, Dae-Sung;Oh, Sei-Woong
    • Proceedings of the Korea Contents Association Conference
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    • 2004.11a
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    • pp.302-307
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    • 2004
  • It need remote storage system using iSCSI to overcome a limit of PDA storage device used in currently wireless network environment, and IPSec to solve a security problem of wireless environment increasing continually. In this paper, it design and implement iSCSI to use a remote storage system on PDA, and IPSec for security. The experimental results in real environment show a system performance.

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