The invention relates to an automotive running data recording system and method. The automotive running data recording system includes a digital video recorder, a first switching element, a second switching element, a first line, a second line and a micro-control unit, wherein the digital video recorder is used for recording automotive running data in a powered-on state according to the automotive running situation, the first switching element is connected between a power supply and the digital video recorder and used for controlling powering on or powering off of the digital video recorder, the second switching element is used for controlling switching on or switching off of the first switching element, the first line is used for switching on the second switching element when an automobile is started and controlling switching on of the second switching element, the second line is used for controlling switching on of the second switching element when the automobile is flamed out, and the micro-control unit is connected with the digital video recorder and the second line, is used for controlling switching on of the second line when the automobile is flamed out and is used for judging whether data processing of the digital video recorder is completed or not after the automobile is flamed out and controlling continuous switching on or switching off of the second line according to a judgment result.
Automotive running data recording system and method
25.11.2015
Patent
Elektronische Ressource
Englisch