| 摘要 |
PROBLEM TO BE SOLVED: To validly secure a transmission chance by a mobile communication device 3 through changing, corresponding to the light color of a signal lighting tool 1a, the contents of provision information S6 to be transmitted via radio waves by a roadside communication device 2. SOLUTION: A communication control device is configured to assign a time zone, in which a roadside communication device 2 performs radio transmission by time division, and to release the other time zone for radio transmission by a mobile communication device 3. The communication control device is provided with an acquisition means 22 for acquiring light color information related to the light color of the signal lighting tool 1a of a traffic signal machine 1 for performing the traffic control of a first road Ra flowing into an intersection Ji; and a data selection means 23B for selecting, corresponding to the acquired light color of the signal lighting tool 1a, the contents of the provision information S6 to be transmitted via radio waves by the roadside communication device 2 to the mobile communication device 3, loaded into the mobile object 5a which passes through the first road Ra where the right of passage is given by the signal lighting tool 1a. COPYRIGHT: (C)2010,JPO&INPIT |
