CKC & Partners Co., LLC
Positioning device and positioning method
A positioning device includes an optical sensor, an ultrasonic transceiver and a processor. The optical sensor is configured to obtain a depth image. The ultrasonic transceiver is configured to send an ultrasound and receive an ultrasound reflection. The processor is configured to target a reflective surface in the depth image, recognize a salient feature corresponding to the reflective surface in the ultrasound reflection, estimate a distance between the positioning device and reflective the surface according to a first response time of the salient feature in the ultrasound reflection.
HTC Corporation
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Yuan-Tung
Chen