A field watch apparatus for use in a subject vehicle acquires a road image from a roadside capture unit located around the subject vehicle on a road and, based on the acquired image, generates an overhead view of a field around the subject vehicle in an intuitively recognizable manner by including a...http://www.google.fr/patents/US20080186382?utm_source=gb-gplus-shareBrevet US20080186382 - Field watch apparatus
