• Title/Summary/Keyword: Disaster Warning System

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A Study on the Emergency Public Warning System (긴급 공공경보시스템에 관한 연구)

  • Kang, Heau-Jo
    • Journal of Advanced Navigation Technology
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    • v.15 no.5
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    • pp.879-886
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    • 2011
  • Warning notification system base on mobile communication providers, is a warning information provider which senses the disaster and warning condition, provides the warning message to the entrepreneur and its mobile terminal. In this paper, for protecting our lives and properties, we study on disaster warning system ISO TC233's WG3's Public Warning model, Korea Disaster Forecasting and Warning System, disaster Forecasting and Warning System's role, and Colour-coded Alert etc.

A Study on Methods to Increase the Efficiency of Natural Disaster Early Warning Systems (자연재해 예·경보시스템의 효율성 제고방안에 관한 연구)

  • Seo, Jung Pyo;Cho, Won Cheol
    • Journal of Korean Society of Disaster and Security
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    • v.6 no.1
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    • pp.19-27
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    • 2013
  • Damage on assets and lives caused by natural disasters can be minimized by the provision of early warning information and preventive activities. In this sense, the importance of a disaster early warning system continues to increase. This study specifies the kinds of early warning systems depending on the type of natural disasters such as typhoon, flood and heavy snow. The mechanism for information transmission and status of early warning operations are analyzed. Through this analysis, the urgent need to establish a national integrated early warning transmission system is emphasized. In addition, this study offers methods to prevent unnecessary overlapping of investments by establishing an organic mechanism among individual early warning systems. Based on the standardization of disaster-related information, this study also provides methods to improve the efficiency of disaster early warning systems by organizing a permanent team for handling the systematic management and operation of the system.

A study on the Sediment Disaster Response System in Japan (일본의 토사재해 대응체계에 대한 연구)

  • Lee, Woo-Jin
    • Journal of Digital Convergence
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    • v.16 no.7
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    • pp.47-54
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    • 2018
  • Sediment disaster happen frequently in our country every year, and a lot of lives and the properties have been lost because of them. Non-structural measures for prevention of sediment disaster have been introduced by prefectures based on the Sediment-related Disaster Prevention Law established after the devastating rainstorm damage in Hiroshima in 1999. They include formulation of sediment disaster warning and evacuation standard rainfall and designation of sediment disaster warning zones and sediment disaster special warning zones. As a practical example, this research focused on the case of "TEC-FORCE" of "MLIT of Japan" as a method of utilizing professional workforce and the sediment disaster warning information delivery system in Kagoshima. In the future, it will be called for prevention and reduction of damages by utilizing professional workforce and sediment disaster response system such as Japan.

An Analysis Study on the Current Status and Integration Methods of the Domestic Early Warning System (국내 재난 예경보 시스템 현황 및 통합 방안에 대한 분석 연구)

  • Hwang, Woosuk;Pyo, Kyungsoo
    • Journal of Broadcast Engineering
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    • v.27 no.1
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    • pp.80-90
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    • 2022
  • Currently, the domestic early warning system is issued differently for each disaster, and is operated independently by relevant organizations from central government to local governments. Representative domestic disaster warning systems include disaster broadcasting using CBS(Cell Broadcasting Service) and DMB(Digital Multimedia Broadcasting) Automatic Emergency Alert Service, DITS(Disaster Information Transform System) transmitted and displayed on TV screens, automatic response system, automated rainfall warning system, and disaster message board. However, due to the difference in the method of issuing each emergency alert at the site of an emergency disaster, the alerts are issued at different times for each media, and the delivered content is also not integrated. If these systems are integrated, it is expected that damage to people's property and lives will be minimized by sharing and integrated management of disaster information such as voice, video, and data to comprehensively judge and make decisions about disaster situations. Therefore, in this study, we present a plan for the integration of the disaster warning system along with the analysis of the operation status of the domestic early warning system.

A Study on the Application of Flood Disaster Management Using GIS

  • Jeong, In Ju;Kim, Sang Young
    • Proceedings of the Korea Water Resources Association Conference
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    • 2004.05b
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    • pp.111-123
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    • 2004
  • Recently, though damage caused by intensive rainfall and typhoon happens frequently, we could not forecast or predict a disaster, due to the difficulty of obtaining exact information about it. For efficient disaster management, the most urgent need is the preparation of a flood forecast-warning system. Therefore, we need to provide a program that has the ability of inundation analysis and flood forecast-warning using a geographic information system, and using domestic technology rather than that from foreign countries. In this research, we constructed a FDMS(Flood Disaster Management System) that is able to analyze real-time inundation data, and usins the GIS(Ceographic Information System) with prompt analyzing of hydrologic-topographical parameters and runoff-computation. Moreover, by expressing inundation analysis in three-dimensions, we were able to get to the inundation area with ease. Finally, we expect that the application of this method in the (food forecast-warning system will have great role in reducing casualties and damage.

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Operational Verification of Common Alert Protocol System and UHD Advanced Emergency Alert Table Service (표준 재난경보 발령 시스템과 UHD 재난경보 데이터 서비스 실증 시험)

  • Kwak, Chunsub;Suh, Young-Woo
    • The Journal of the Korea Contents Association
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    • v.21 no.12
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    • pp.296-301
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    • 2021
  • This study is a study dealing with the empirical test of standardized multimedia disaster warning broadcasting linked with the next-generation prediction and warning platform and the disaster warning additional data service of terrestrial UHD broadcasting. The next-generation prediction and warning platform used in the demonstration test complies with the CAP-based TTA standardization standard, and the UHD disaster warning additional data service complies with the AEAT standard. As a result of the experiment, when a standardized CAP disaster warning message is issued and delivered to a broadcasting company, a system was established so that it is automatically converted to AEAT, a UHD disaster warning additional data message, and transmitted. The receiver unit was configured by connecting a set-top capable of receiving disaster alert data and a TV with an HDMI cable. When a disaster is announced, the set-top displays the AEAT message on the TV broadcasting screen, customized to the priority of the disaster and the area where it is issued. In addition, incoming messages are displayed in a language suitable for user settings among 5 languages. Additional multimedia functions such as images and alarm sounds could also be linked. In particular, it was confirmed that the receiver message was displayed within 3 seconds of issuing the disaster alert, enabling prompt delivery of the disaster alert.

Research on the Convergence of CCTV Video Information with Disaster Recognition and Real-time Crisis Response System (CCTV 영상 정보와 재난재해 인식 및 실시간 위기 대응 시스템의 융합에 관한 연구)

  • Kim, Ki-Bong;Geum, Gi-Moon;Jang, Chang-Bok
    • Journal of the Korea Convergence Society
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    • v.8 no.3
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    • pp.15-22
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    • 2017
  • People generally believe that disaster forecast and warning systems and response systems are well established in the age of cutting edge technology. As a matter of fact, reliable systems to respond to disasters are not properly equipped, as we witnessed the Sewol ferry disaster in 2014. The existing forecast and warning systems are based on sensor information with low efficiency, and image information is only operated by monitoring staff manually. In addition, the interconnection between a warning system and a response system in order to decide how to cope with the recognized disaster is very insufficient. This paper introduces the CCTV based disaster recognition and real time crisis response system composed of the CCTV image recognition engine and the crisis response technique. This system has brought the possibility to overcome the limitations of existing sensor based forecast and warning systems, and to resolve the problems in the absence of monitoring staff when responding to crisis.

Service Trends by Country in Geography-based Public Warning Using Commercial Mobile Network (이동통신망을 이용한 지리 기반 재난경보서비스의 국가별 동향 분석)

  • H.J. Kang;S.L. Ju;S.H. Oh;W.S. Jung
    • Electronics and Telecommunications Trends
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    • v.38 no.3
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    • pp.66-77
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    • 2023
  • Governments intend to use the public warning system to deliver timely and accurate information using accessible communication technologies for protecting the population and reducing damage to life and property. In particular, many countries implement system interworking with smartphones to notify of disasters or emergencies. In Korea, since 2020, due to the influence of the coronavirus disease, frequent emergency text messages led people to turn off related notifications, and complaints for receiving irrelevant messages from nearby warning areas have increased. Therefore, technical improvements for issuing more accurate disaster information to a specific region should be devised through a geography-based emergency disaster message transmission service. We analyze development trends of public warning systems and service cases of geography-based emergency text transmission services in various countries.

Establishment of flood forecasting and warning system in the un-gauged small and medium watershed through ODA (ODA사업을 통한 미계측 중소하천 유역 홍수예경보시스템 구축)

  • Koh, Deuk-Koo;Lee, Chihun;Jeon, Jeibok;Go, Sukhyon
    • Journal of Korea Water Resources Association
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    • v.54 no.6
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    • pp.381-393
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    • 2021
  • As part of the National Disaster Management Research Institute's Official Development Assistance (ODA) projects for transferring new technologies in the field of disaster-safety management, a flood forecasting and warning system was established in 2019 targeting the Borikhan in the Namxan River Basin in Bolikhamxai Province, Laos. In the target area, which is an ungauged small and medium river basin, observation stations for real-time monitoring of rainfall and runoff and alarm stations were installed, and a software that performs real-time data management and flood forecasting and warning functions was also developed. In order to establish a flood warning standard and develop a nomograph for flood prediction, hydraulic and hydrological analysis was performed based on the 30-year annual maximum daily rainfall data and river morphology survey results in the target area. This paper introduces the process and methodology used in this study, and presents the results of the system's applicability review based on the data observed and collected in 2020 after system installation.