Apparatus and method for protecting communication device of railroad car

An apparatus and method for protecting a communication device of a railroad car is provided. The apparatus includes an antenna portion configured to include main antennas and an auxiliary antenna, a main receiver configured to check a magnitude of a received signal transferred through the main anten...

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Bibliographic Details
Main Authors Kim, Jung Tai, Oh, Seh Chan, Lee, Jae Ho, Chang, Sang Hoon, Ko, Kyeong Jun, Kim, Jae Hee, Ahn, Chi Hyung, Park, Sung Soo
Format Patent
LanguageEnglish
Published 25.09.2018
Subjects
ELECTRIC COMMUNICATION TECHNIQUE
ELECTRICITY
JAMMING OF COMMUNICATION
SECRET COMMUNICATION
TRANSMISSION
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Summary:An apparatus and method for protecting a communication device of a railroad car is provided. The apparatus includes an antenna portion configured to include main antennas and an auxiliary antenna, a main receiver configured to check a magnitude of a received signal transferred through the main antennas of the antenna portion, an auxiliary receiver configured to check a magnitude of a received signal transferred through the auxiliary antenna of the antenna portion, and a controller configured to compare the magnitude of the signal received by the main receiver and the magnitude of the signal received by the auxiliary receiver, determine whether there is a jamming signal according to a comparison result, and take a preset countermeasure when it is determined that there is a jamming signal.
Bibliography:Application Number: US201715797454