• Title/Summary/Keyword: Integrated command wireless network

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Smart Integrated Monitoring System for Ensuring Indenpendent Network in Disaster Site (재난현장의 독립적 통신망 확보를 위한 스마트 통합 관제시스템)

  • Lee, Yang Sun
    • Journal of Digital Contents Society
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    • v.18 no.5
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    • pp.905-910
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    • 2017
  • In this paper, we were proposed an on-site smart integrated monitoring system for securing an independent network infrastructure (wireless communication, image transmission and site situation detection) in disaster area. The proposed system was designed not only for the entire structure of the disaster safety communication network but also for the effective exchange of information between the field crew team and the field command and control center at the disaster site. Also, the proposed Smart Integrated Monitoring System supports wireless communication between field crews at the disaster site and supports communication with the drone to collect disaster scene video information. Therefore, the on-site smart integrated monitoring system enables to obtain the complete image of the surrounding area in case of a disaster and to efficiently command the field crew.

A study on South Korea's disaster safety of wireless communication (우리나라의 재난안전통신무선망 구축 방안 연구)

  • Shin, Hyun-Sik
    • The Journal of the Korea institute of electronic communication sciences
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    • v.6 no.1
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    • pp.1-6
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    • 2011
  • This study used the disaster to build secure wireless networks for business interruption and disaster-related agencies no secure wireless network equipment, along with the aging of life and property damage has been increasing concern at spreading under the study is to propose preventive measures.

On a Suitable Frequency consideration of 700MHz Band for the disaster radiocommunication followed with DTV frequency reallocation (700MHz대역 DTV용전환에 따른 재난무선통신용 주파수 분배의 정책적 접근방안에 관한 연구)

  • Moon, Hun-Il;Yu, Seung-Duk;Hong, Wan-Pyo
    • Journal of Advanced Navigation Technology
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    • v.13 no.1
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    • pp.54-61
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    • 2009
  • In this paper, Switching to digital TV broadcasting and mobile operators license expiration period of the frequency, time and 700MHz, 800MHz and 900MHz frequency band plan for the redistribution is actively being discussed. Redistribution policy direction of these frequency 800MHz (bandwidth 10MHz) integrated command frequency for wireless networks(i.e TETRA) is expected to be considered a redistribution. These Integrated Wireless Network Infrastructure configurations at the time and data communication capabilities of the system unwilling TETRA Release 2 standard for the system is presented. This system is analyzed that Release 1 of the existing system takes up more than 6 times the increase of frequency bands. Therefore, integration of the frequency band assigned to the command of a wireless network with the introduction of advanced systems will not be able to do. In this paper to the digital TV transition, and the policy based on analysis of trends in the 700MHz band for the integration of wireless networks, provides policy direction for the allocation plan.

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Optimization of LTE-R Network using 2.6GHz Test Frequency in Daebul Test Line (2.6GHz 시험주파수를 이용한 대불선 시험선에서의 LTE-R 망 최적화)

  • KWAK, Woo-Hyun;KIM, Yong-Kyu
    • The Transactions of The Korean Institute of Electrical Engineers
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    • v.64 no.9
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    • pp.1398-1405
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    • 2015
  • Domestic railway communication in Korea has been introduced for mutual communications among control center, operation staffs, and maintenance staffs. It has been mainly used as railway disaster and safety functions from VHF and UHF from 1980’s and TRS-Astro and TRS-Tetra from the 2000’s. Recently for urban railways communications, 18GHz and 2.4GHz ranges have been utilized for image transmissions and control command communications, respectively. This paper analyzes technical development of LTE-R, LTE communication for Railways, that has been designed as a single integrated railway wireless network in order to merge the current various communication systems. In this paper, we present the details of the examination of the LTE-R test-bed using 2.6GHz test frequency in Daebul test line through CW test and optimization test.

Detection and Management of Misbehaving Node in Tactical Ad-Hoc Networks (전술 Ad-hoc 네트워크에서의 비정상행위 노드 탐지 및 관리)

  • Jang, Beom-Geun;Lee, Soo-Jin
    • Journal of the Korea Institute of Military Science and Technology
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    • v.12 no.3
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    • pp.333-343
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    • 2009
  • Tactical Information Communication Network(TICN) is a concept-type integrated Military Communication system that enables precise command control and decision making by unifying the diversified military communication network and conveying diverse range of battle field information on real-time, at right place at right time. TICN is designed to advance into high speed, large capacity, long distance wireless relay transmission. To support mobility in battlefield environments, the application of Ad-hoc networking technology to its wireless communication has been examined. Ad-hoc network is consist of mobile nodes and nodes in the network depends on the cooperation of other nodes for forwarding of packets. In this context, some non-cooperating nodes may delay forwarding of packets or drop the packets. This may hamper the network as a whole and disrupt communication between the cooperating nodes. To solve this problem, we present a solution with a Node Weight Management Server(NWMS), which manages each node's weight according to its behavior in local area. When the NWMS detects misbehaving node, it increases the node's weight. If the node's weight exceeds a predefined threshold then the NWMS broadcasts the node's information into network to isolate the misbehaving node from the network. These mechanisms show that they are highly effective and can reliably detect a multitude of misbehaving node.

Smart Device Security Technology for Cyber Defense (사이버 국방을 위한 스마트 단말 보안기술)

  • Son, Iek-Jae;Kim, Il-Ho;Yang, Jong-Hyu;Lee, Nam-Young
    • The Journal of Korean Institute of Communications and Information Sciences
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    • v.37C no.10
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    • pp.986-992
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    • 2012
  • As the utilization of smart mobile devices such as smartphones increases, the desire to utilize such devices to control and monitor combat situations also arises. As smart mobile devices with various ICT get integrated with various weaponry system, a new phase of future warfare can be introduced. Moreover, smartphone-based real-time information technology for joint battle command system will be converged with surveillance control to become a leading example of convergence of cyber defense and information technology. Furthermore, mobile device security technology ideal for mobile wireless network environments can be applied to military robots. The following paper will give an overview of smart mobile device usage used for military purposes in battle command system, various security threats and the mobile device security technology to correspond to such security threats.

An Intrusion Detection Technique Suitable for TICN (전술정보통신체계(TICN)에 적합한 침입탐지 기법)

  • Lee, Yun-Ho;Lee, Soo-Jin
    • Journal of the Korea Institute of Military Science and Technology
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    • v.14 no.6
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    • pp.1097-1106
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    • 2011
  • Tactical Information Communication Network(TICN), a concept-type integrated Military Communication system that enables precise command control and decision making, is designed to advance into high speed, large capacity, long distance wireless relay transmission. To support mobility in battlefield environments, the application of Ad-hoc networking technology to its wireless communication has been examined. Ad-hoc network works properly only if the participating nodes cooperate in routing and packet forwarding. However, if selfish nodes not forwarding packets of other nodes and malicious nodes making the false accusation are in the network, it is faced to many threats. Therefore, detection and management of these misbehaving nodes is necessary to make confident in Ad-hoc networks. To solve this problem, we propose an efficient intrusion detection technique to detect and manage those two types of attacks. The simulation-based performance analysis shows that our approach is highly effective and can reliably detect a multitude of misbehaving node.

Nano Esto: An IDE for USN Application Developers (Nano Esto: USN 응용 소프트웨어 개발을 위한 통합개발환경)

  • Jung, Changhee;Woo, Duk-Kyun;Kim, Yongsang;Chun, Ingeol;Lim, Chaedeok
    • IEMEK Journal of Embedded Systems and Applications
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    • v.1 no.1
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    • pp.14-19
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    • 2006
  • Integrated development environment (IDE) plays an important role in reducing the developm ent time, thereby improving software development productivity. In recent years, ubiquitous sensor networks (USNs) have become increasingly popular. However their application software is developed mostly using command-line-based tools. Such a development process is not only likely to be error-prone but also inconvenient to debug errors. This paper describes a novel IDE for USN application developers called Nano Esto that provides a single, consistent, and integrated environment for building and executing USN applications. The Nano Esto helps the developers edit and cross-compile source code and download the executable image to the program memory of sensor nodes with just a few button clicks. It also provides support for configuring an application-specific kernel, simulating a wireless sensor network, and estimating power consumption in each sensor node. Currently, Nano Esto runs on Linux as well as on Windows with the same look and feel.

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Software Framework of Reconfigurable Data-oriented and Bi-directional Universal Remote Controller (동적 재구성이 가능한 데이터 지향적인 양방향 통합 리모컨의 소프트웨어 프레임워크)

  • Shin, Young-Sul;Lee, Woo-Jin
    • The KIPS Transactions:PartA
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    • v.14A no.5
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    • pp.287-294
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    • 2007
  • Most of existing integrated remote controllers can control only a group of home appliances made by the same manufacturer. And they cannot monitor the status of home appliances since they are based on analog RF(Radio Frequency) signal and operate in a uni-directional manner In this paper, we propose a software framework for a hi-directional universal remote controller(URC) which monitors the status of home appliances in Wireless Personal Area Network(WPAN). The URC can handle the control and status messages which consist of a command with related arguments. When a user wants to control any home appliance, the URC can be dynamically configured to its dedicated remote controller by generating a GUI according to its profile. Any other devices which have a capacity for understanding the profile from the controlled devices can play the same role of the URC.