The invention relates to vehicle rain sensing using modulated infrared transmission. A rain sensor in a vehicle includes a transmitter to implement pseudo-random modulation of transmission timing of infrared transmission toward a windshield of the vehicle. The rain sensor also includes a receiver that is active only within a specified period of time after each emission of the infrared transmission and receives reflections that encounter any substance on the windshield based on the infrared transmission.
本发明涉及一种使用经调制的红外透射的车辆雨水感测。车辆中的雨水传感器包括发射器,以实施对朝向车辆挡风玻璃的红外透射的发射定时的伪随机调制。雨水传感器还包括接收器,该接收器仅在每次发射红外透射后的指定时间段内有效,并接收基于红外透射遇到挡风玻璃上任何物质的反射。
Vehicle rain sensing using modulated infrared transmission
使用经调制的红外透射的车辆雨水感测
2023-09-22
Patent
Electronic Resource
Chinese
IPC: | B60S SERVICING, CLEANING, REPAIRING, SUPPORTING, LIFTING, OR MANOEUVRING OF VEHICLES, NOT OTHERWISE PROVIDED FOR , Warten, Reinigen, Instandsetzen, Unterstützen, Anheben oder Rangieren von Fahrzeugen, soweit nicht anderweitig vorgesehen |
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