Air Pollution Monitoring and Control System for Subway Stations Using Environmental Sensors von Kim, Hiesik, Kim, Jo-Chun, Kim, In-Won, Lee, Jai-Hyo, Son, Youn-Suk, Kim, Gyu-Sik, Oh, Joon-Tae

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Environmental Monitoring Systems: A Review von Kumar, A., Kim, Hiesik, Hancke, G. P.

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Development of Gas Safety Management System for Smart-Home Services von Park, Gyoutae, Lyu, Geunjun, Jo, Youngdo, Gu, Jaheon, Eun, Jongbu, Kim, Hiesik

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Adaptive Estimation of Missing Environmental Parameters Based on Radial Basis Function Neural Networks von Kumar, Anuj, Kim, Hiesik

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Improvement of data receive ratio in remote water meter system by upgrading sensor von Kim, Hiesik, Ayurzana, Odgerel

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A study on NDIR-based CO2 sensor to apply remote air quality monitoring system von Jongwon Kwon, Gwanghoon Ahn, Gyusik Kim, Jo Chun Kim, Hiesik Kim

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Upgrade of Electronic Security Fence System by Reduction of Vibration Noise by Wind Effect von Kim, Hiesik, Ayurzana, Odgerel

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Verification Experiment and Analysis for Electrical Utilities Diagnosis System by HFPD Detector von Dilimureti, Tuer Hong, Yoo, Jeong Hyun, Kim, Hie Sik

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Development of Statistical Server to Apply Call Center Management Solution von Kim, Hie Sik, Kown, Ik Soon, Choi, Byung Hyun

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The Optical Network Design Using Availability Models to Accept Additional Nodes von Park, Gyou Tae, Ahn, Gwang Hoon, Kim, Hie Sik, Eun, Jong Boo

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A Study on the Effective Gas Safety Management Using Smart Appliances von Kim, Young Gyu, Park, Gyou Tae, Kim, Young Dae, Kim, Hie Sik, Lyu, Geun Jun

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Development of cost-effective redundant digital excitation control von Hoongi Lee, Ho-Seon Ryu, Jongwon Kwon, Gyoutae Park, Inchan Kim, Hiesik Kim

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A study on energy-efficient tree routing protocol based on link quality metrics for remote air environmental monitoring sytem von Jongwon Kwon, Gwanghoon Ahn, Seoklae Kim, Sanghyuk Kang, Hiesik Kim

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Design of Air Pollution Monitoring System Using ZigBee Networks for Ubiquitous-City von Jong-Won Kwon, Yong-Man Park, Sang-Jun Koo, Hiesik Kim

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