VIDEO DISPLAY DEVICE, PORTABLE TERMINAL, INFORMATION SERVICE SYSTEM AND VIDEO DISPLAY METHOD

摘要

PROBLEM TO BE SOLVED: To provide a video display device, a portable terminal, an information service system and a video display method such that data corresponding to video can be provided without using radio wave.SOLUTION: A video display device that displays video by successively displaying a plurality of frames of images and displays an information code recording data corresponding to the video while being inserted into the image includes: a data division portion that divides the data corresponding to the video into recordable units; a data conversion portion that converts the divided data into information codes in order; a code insertion portion that inserts the plurality of information codes converted in the data conversion portion into a plurality of frames of images in order; and a display portion that displays the images into which the information codes are inserted in order.