Login| Sign Up| Help| Contact|

Patent Searching and Data


Title:
DISTRIBUTED ACOUSTIC FIBER OPTIC SENSOR-BASED RAILWAY OPERATING STATE MONITORING SYSTEM, AND METHOD THEREFOR
Document Type and Number:
WIPO Patent Application WO/2019/107688
Kind Code:
A1
Abstract:
The present invention relates to a railway operating state monitoring system using distributed acoustic sensing (DAS), and a method therefor, the system allowing a specific train to generate, in a state in which distributed acoustic fiber optic sensors are provided along a railway, an intended acoustic signal separated from a sound generated by a train that is operating, thereby monitoring, through the distributed acoustic fiber optic sensors, the railway operating state including the state of the railway on which the specific train and the corresponding train operate.

Inventors:
BAEK, Young Sik (Wa-dong Jugong Apt. 104-505, 12 Sintanjin-ro 218beon-gil,Daedeok-gu, Daejeon, 34347, KR)
Application Number:
KR2018/007134
Publication Date:
June 06, 2019
Filing Date:
June 25, 2018
Export Citation:
Click for automatic bibliography generation   Help
Assignee:
NETKTI CO., LTD (9F 10F, 135 Unjung-ro, Bundang-gu,Seongnam-si, Gyeonggi-do, 13461, KR)
International Classes:
B61L27/00; B61L23/04; H04B11/00
Domestic Patent References:
WO2013114135A22013-08-08
WO2017093741A12017-06-08
Foreign References:
US20150251674A12015-09-10
US20150000415A12015-01-01
US20150274182A12015-10-01
US20120217351A12012-08-30
Attorney, Agent or Firm:
KIM, Kyeoun Soo (#302, 11 Teheran-ro 7-gil,Gangnam-gu, Seoul, 06134, KR)
Download PDF: