Patent ID: 8581984
Filing Date: 2013-11-12
Classification: B60R,H04N

Abstract:
1. A vehicle circumference monitor apparatus in a vehicle, the apparatus comprising: a plurality of in-vehicle cameras arranged such that at least a part of a capture target of one in-vehicle camera does not overlap with a capture target of an other camera, an electronic control unit including an image combination section to generate a composite image by a combination to combine images originating from the in-vehicle cameras based on video signals inputted via the signal cables from the in-vehicle cameras; and a display device to display the composite image generated by the image combination section, the electronic control unit further including wherein the electronic control unit further includes a signal level estimation section to estimate a difference in signal level among video signals originating from the in-vehicle cameras based on analog signals inputted via the signal cables from the in-vehicle cameras; and the amendment amount determination section determines an amendment amount with respect to a video signal originating from each of the in-vehicle cameras based on the difference in signal level estimated by the signal level estimation section, in order to make uniform the signal levels of the analog-state video signals originating from the in-vehicle cameras.