Patent ID: 7557691
Filing Date: 2009-07-07
Classification: G01S

Abstract:
1. An obstacle detector for a vehicle, comprising: a plurality of photographing units configured to photograph scenes in vehicle surroundings, wherein each optical axis of the plurality of photographing units is disposed at different directions; and a controller configured to carry out a first obstacle detection that detects an obstacle in the vehicle surroundings based on images photographed by at least two photographing units of the plurality of photographing units, and a second obstacle detection that detects the obstacle in the vehicle surroundings based on two image-frames photographed by at least one photographing unit of the plurality of photographing units, wherein the controller is configured to carry out at least the first obstacle detection of the first and the second obstacle detections in a region, photographed by the at least two photographing units, of a photographed range photographed by the plurality of photographing units, and wherein the controller is configured to carry out the second obstacle detection in a region, photographed by the at least one photographing unit, of the photographed range photographed by the plurality of photographing units.