dspositivo de controle de informação de passageiro, e, método para fornecer dados de vídeo para um dispositivo de controle de informação de passageiro

摘要

A passenger information control device 2 having a video display controller 13 that transmits video data 60c sent from a ground transmission controller to display devices 1 in a train includes: a storage unit 8 that stores a program table and the video data 60a, the program table storing a number 9 of times an advertisement video has been presented, a validity period of the advertisement video, a time period from the last presentation time to the present, and a volume of the video data, being associated with each advertisement; a deletion determining unit 11 that determines whether to designate the video data 60a as a candidate for deletion based on a program table 40c; and a deleting unit 12 that deletes the video data 60a stored in the storage unit 8 based on determination by the deletion determining unit 11.