Patents by Inventor Demoz Gebre-Egzhiabher

Demoz Gebre-Egzhiabher has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • System to use digital cameras and other sensors in navigation
    Patent number: 9031782
    Abstract: In one preferred embodiment, the present invention provide a navigation system for a movable platform comprising a GNSS receiver sensor for providing position signals representative of the estimated current position of the movable platform; a camera sensor for providing photographic images representative of the surroundings of the movable platform; and an IMU (Inertial Measurement Unit) sensor for providing specific force and angular rate signals representative of the current specific forces and rate of the movable platform. A processor is responsive to the camera photographic images to estimate the position and attitude of the movable platform, the covariance of the position and attitude estimates and the covariance of consecutive position and attitude estimates.
    Type: Grant
    Filed: January 17, 2013
    Date of Patent: May 12, 2015
    Assignee: The United States of America as represented by the Secretary of the Navy
    Inventors: Lee C. Lemay, Justin E. Gorgen, Demoz Gebre-Egzhiabher