| 摘要 |
PROBLEM TO BE SOLVED: To perform a display easily drawing attention without obstructing the passage and to alert attention to a person not drawing the attention to the display of traffic signal.SOLUTION: A sign for road surface 10 includes a presentation device 20, an acquisition device 30, and a presentation control device 40. The presentation device 20 is installed on the ground, and includes a display indicator 21 for performing a display to a surface exposed to the ground. The acquisition device 30 receives instruction information. The presentation control device 40 controls a display content of the display indicator 21 on the basis of the instruction information. That is, the presentation control device 40 causes the display content to be changed according to a display state of the traffic signal 80 when the instruction information corresponds to the display state of the traffic signal 80.SELECTED DRAWING: Figure 1 |
