Patent ID: 8267316
Filing Date: 2012-09-18
Classification: A47F,G07F,G07G,G08B

Abstract:
1. A system for checking out merchandise, comprising: at least one visual sensor for capturing an image of an object on a cart, wherein the at least one visual sensor is in a mounted position at a checkout counter and wherein the visual sensor has, from its mounted position, a field of view directed to a checkout lane to capture the image of the object when the cart is in the checkout lane; and a subsystem coupled to the at least one visual sensor, wherein the subsystem is configured to: extract a plurality of visual features comprising feature descriptors from the image of the object on the cart; compare each of the plurality of feature descriptors of the extracted visual features to a plurality of feature descriptors of visual features associated with a plurality of known objects, and identify a plurality of matching visual descriptors to find a match between the object on the cart and one of the plurality of known objects.