2023 年 64 巻 2 号 p. 77-80
The Railway Technical Research Institute (RTRI) partially revised its organization to create a focus on railway system innovation with digital technology on April 1, 2022. In order to accelerate R&D for a digital railway innovation, two divisions, Signalling and Operation Systems Technology Div. and Information and Communication Technology Div. were newly established. This paper introduces the trends in R&D activities related to signalling and telecommunication systems.