Emergent vehicle brake early warning system
An early warning system and vehicle technology, applied in the field of vehicle safety systems, can solve the problems that the driver cannot see the driving state of the vehicle in front and cannot take timely risk-avoidance measures, and achieves accurate and reliable data, high positioning accuracy, and short transmission delay Effect
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[0026] The present invention will be described in detail below in conjunction with the accompanying drawings.
[0027] Such as figure 1 As shown, both the host vehicle 11 and the preceding vehicle 12 are loaded with this system, and are in the same lane and driving in the same direction, and the preceding vehicle 12 brakes urgently. Wireless communication is completed between vehicles through DSRC dedicated short-range communication technology. DSRC is an efficient wireless communication technology, which can realize the identification and two-way communication of moving targets under high-speed movement in a specific area, and transmit image, voice and data information in real time.
[0028] Such as figure 2 As shown, the system includes: a GPS positioning module 21, a dedicated short-range communication transceiver 22, a data fusion module 23, a central processing unit 24 and a CAN bus 25.
[0029] Such as image 3 As shown, the specific process of information transmission of the...
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