The invention discloses a device preventing a car door from colliding with an object when a car door is opened and a corresponding method. The device preventing the car door from colliding with the object when the car door is opened comprises an ultrasonic radar and a microcontroller, wherein the ultrasonic radar is configured to transmit ultrasonic signals and receive the ultrasonic signals reflected from the object, the microcontroller is connected with the ultrasonic radar, and configured to carry out the following operations:measuring the distance between the object and the car door by controlling the ultrasonic radar to send the ultrasonic signals and receive the ultrasonic signals reflected from the object, judging whether the object is safe or not relative to door opening according to distance between the object and the car door, and delaying the time of opening the car door by responding to the negative judgment result.
Device preventing car door from colliding with object when car door is opened
2015-05-06
Patent
Elektronische Ressource
Englisch
IPC: | B60R Fahrzeuge, Fahrzeugausstattung oder Fahrzeugteile, soweit nicht anderweitig vorgesehen , VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR / B60Q ARRANGEMENT OF SIGNALLING OR LIGHTING DEVICES, THE MOUNTING OR SUPPORTING THEREOF OR CIRCUITS THEREFOR, FOR VEHICLES IN GENERAL , Anordnung von Signal- oder Beleuchtungsvorrichtungen, deren Einbau oder Halterung oder deren Schaltkreise bei Fahrzeugen allgemein |
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