Method and apparatus for predicting the direction of movement in machine vision
April 28, 2009. Estimated Expiration Date is calculated based on simple USPTO term provisions. It does not account for terminal disclaimers, term adjustments, failure to pay maintenance fees, or other factors which might affect the term of a patent.Patent References 3772516 CCD focal plane processor for moving target imaging Collision avoidance using optical pattern growth rate Video tracker Liquid cooling in projection cathode ray tubes Aimpoint selection processor Method of and apparatus for controlling robotic equipment with the aid of mask algorithm image processing techniques Apparatus for detecting moving body Method and apparatus for processing optical tracking signals Video signal motion detecting apparatus InventorAssigneeApplicationNo. 251500 filed on 09/30/1988US Classes:382/107, Motion or velocity measuring348/25, IMAGE FALSIFICATION TO IMPROVE VIEWER PERCEPTION OF SELECTIVE OBJECT (E.G., MOVING OBJECT OR TARGET)382/153, Robotics382/260, Image filter701/28, Having image processing901/1MOBILE ROBOTExaminersPrimary: Mancuso, JosephAttorney, Agent or FirmInternational ClassG06K 009/00AbstractA computer-simulated cortical network computes the visibility of shifts in the direction of movement and computes: 1) the magnitude of the position difference between the test and background patterns, 2) localized contrast differences at different spatial scales analyzed by computing temporal gradients of the difference and sum of the outputs of paired even- and odd-symmetric bandpass filters convolved with the input pattern and 3) using global processes that pool the output from paired even- and odd-symmetric simple and complex cells across the spatial extent of the background frame of reference to determine the direction a test pattern moved relative to a textured background. The direction of movement of an object in the field of view of a robotic vision system is detected in accordance with non-linear Gabor function algorithms. The movement of objects relative to their background is used to infer the 3-dimensional structure and motion of object surfaces. | |
