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Wireless Communication-based Safety Alarm Equipment for Trackside Worker

Written By

Jong-Gyu Hwang and Hyun-Jeong Jo

Submitted: 04 June 2010 Published: 17 February 2011

DOI: 10.5772/15146

From the Edited Volume

Advanced Trends in Wireless Communications

Edited by Mutamed Khatib

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Written By

Jong-Gyu Hwang and Hyun-Jeong Jo

Submitted: 04 June 2010 Published: 17 February 2011