Emerged as an alternative device to measure distance, depth camera enjoys some advances, e. g., lower price and higher photo speed, that have not be made in traditional 3d measuring systems.
Using ultrasonic wave intelligent distance-measuring sensor and voice record-reproducing circuit, a voice anticollision-prompting device for backing an automobile is designed.
利用超声波智能测距传感器及语音录放电路，设计了机动车倒车防撞语音提示器。
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A newly developed voice communication device which is used in the optoelectronic measuringdistance instrument is described in the paper.