The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
Dec. 24, 2002

Filed:

May. 02, 2001
Applicant:
Inventors:

Phillip C. Wilson, Villanova, PA (US);

Erik A. Martin, Huntingdon Valley, PA (US);

Assignee:

Other;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04N 1/302 ; H04N 1/500 ;
U.S. Cl.
CPC ...
H04N 1/302 ; H04N 1/500 ;
Abstract

An apparatus for merging real and virtual images in which points in three dimensions of an actual scene are obtained and selected in a random fashion and in a number sufficient to track the movement of the three dimensional scene relative to an observer wearing the apparatus. Updating of selected points occurs responsive to movement of a video camera pair observing the actual scene. The position and orientation of the unit housing the video camera pair is utilized to properly merge a generated virtual image with the real image. Selection of points and orientation of the unit relative to a three dimensional real image are obtained in real time. Microprocessor-based apparatus is utilized to perform the method of the invention.


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