| 摘要 |
The present invention includes: a laser projection unit marking a laser line forward by projecting laser; an image sensor vertically scanning and obtaining the image data of image frame marked with a laser line; and an MPU storing, in the memory unit, the image data of image frame obtained in the image sensor by the vertical line in a vertical direction and determining whether an obstacle is present or not by using the image data stored in the memory unit. [Reference numerals] (10) Laser projection unit;(20) Image sensor;(32) Memory unit |
