Patent ID: 6360027
Filing Date: 2002-03-19
Classification: A61B,G01S,G06T

Abstract:
A method for forming an extended field of view of a target, said method comprising the following steps:(a) acquiring a plurality of sets of image information with an ultrasonic transducer array, said array moved substantially in an image plane between sets of image information; (b) determining a component of motion in the image plane based on a comparison of image information from a first one of said sets with a second one of said sets and a search area; (c) adaptively changing a center of the search area within the second one of said sets as a function of a previous motion estimate for step (b); (d) registering said first and second sets as a function of the component of motion; and (e) forming an extended field of view image as a function of the registration of step (d).