Open AccessResearch on Technology Trend Analysis in the Field of Cloud-based Railway Operation/Control through Patent Data Analysis
Author(s) -
Seong Jin Kim,
Kang-Mi Lee,
Sungsoo Park
Publication year - 2021
Publication title -
journal of the korea academia-industrial cooperation society
Language(s) - English
Resource type - Journals
eISSN - 2288-4688
pISSN - 1975-4701
DOI - 10.5762/kais.2021.22.7.511
Subject(s) - cloud computing , patent analysis , field (mathematics) , engineering , computer science , data science , mathematics , operating system , pure mathematics
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