| 摘要 |
The present invention relates to a system for automatically detecting boarding and alighting comprising a user terminal device having an acceleration sensor and a wireless communication device and a monitor device for vehicles having an acceleration sensor, a wireless communication device, and a screen display device. According to the present invention, the system for automatically detecting boarding and alighting: measures velocity by sensing acceleration of passengers and intensity of wireless signals between the terminal device and the monitor device; automatically senses whether or not the passengers have gotten on or off and assures a safe distance from vehicles; and displays the same on the screen. Therefore, drivers can guarantee safety of passengers while driving. |
