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.
Patent No.:
Date of Patent:
Mar. 08, 2016
Filed:
Apr. 30, 2007
Applicants:
Nelson Liang an Chang, Corvallis, OR (US);
Niranjan Damera-venkata, Corvallis, OR (US);
Inventors:
Nelson Liang An Chang, Corvallis, OR (US);
Niranjan Damera-Venkata, Corvallis, OR (US);
Assignee:
Hewlett-Packard Development Company, L.P., Houston, TX (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04N 19/00 (2014.01); H04N 19/186 (2014.01); H04N 19/597 (2014.01); H04N 19/50 (2014.01); H04N 13/04 (2006.01);
U.S. Cl.
CPC ...
H04N 19/186 (2014.11); H04N 19/50 (2014.11); H04N 19/597 (2014.11); H04N 13/0459 (2013.01);
Abstract
A method including modifying at least a first pixel value in a first portion of a first image frame to create a first difference between the first pixel value in the first image and a first pixel value in a first portion of a second image frame that, at least in part, represents a first code and providing the first image frame and the second image frame to a display device for display at different times is provided.