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향상된 Fingerprinting 무선측위 기법을 적용한 공장내 영역별 주파수 관리 기법
홍애란(Aeran Hong),김광열(Kwangyul Kim),김진오(Jinoh Kim),신요안(Yoan Shin) 대한기계학회 2012 대한기계학회 춘추학술대회 Vol.2012 No.11
In an Ubiquitous industrial environment M2M (Machine-to-Machine) wireless communication is an important method for remote controlling the machines. However, WLAN (Wireless Local Area Network), ZigBee, and Bluetooth for M2M occupy the same ISM (Industrial Science Medical) band and this may cause frequency interferences between different machines. To address this issue, we propose in this paper to employ a location-based frequency interference management using Fingerprinting in industrial environments and its advanced localization schemes. Simulation results indicate that the proposed scheme reduces distance error, frequency interference, and any potential danger may be responded immediately by continuous tracing of the locations.
Machine-to-Machine 통신 환경에서 무선측위를 이용한 영역 기반의 주파수 간섭 관리 기법
홍애란(Aeran Hong),김광열(Kwangyul Kim),신요안(Yoan Shin) 대한전자공학회 2011 대한전자공학회 학술대회 Vol.2011 No.12
In an industrial environment, M2M (Machine-to-Machine) communication is an important method for controlling the machine. Especially, WSN(Wireless Sensor Network) is used for sensing the machine condition and communicating to human device. However, frequency interference is occurred in WSN since ZigBee, Bluetooth, and WLAN (Wireless Local Area Network) are using the same ISM (Industrial Science Medical) band. Therefore, we proposed a novel management scheme of frequency interference by using wireless localization.