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:
Oct. 22, 2024

Filed:

Jun. 29, 2020
Applicant:

Interdigital Madison Patent Holdings, Sas, Paris, FR;

Inventors:

Jukka-Tapani Makinen, Oulu, FI;

Markku Alamaki, Oulu, FI;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04N 13/383 (2018.01); G02B 27/00 (2006.01); G02B 30/33 (2020.01); H04N 13/317 (2018.01); H04N 13/368 (2018.01); H04N 13/373 (2018.01); H04N 13/00 (2018.01);
U.S. Cl.
CPC ...
H04N 13/383 (2018.05); G02B 27/00 (2013.01); G02B 30/33 (2020.01); H04N 13/317 (2018.05); H04N 13/368 (2018.05); H04N 13/373 (2018.05); H04N 13/00 (2013.01);
Abstract

Some embodiments of an apparatus may include: a tracking module configured to track viewer movement adjustments; and a light field image display structure configured to display a light field image using the viewer movement adjustments. Some embodiments of a method may include: projecting a beam spot on a viewer of a light field display; determining an estimated location of the beam spot reflected off the viewer; detecting an actual location of the beam spot reflected off the viewer; and determining image correction parameters based on a comparison of the estimated location and the actual location of the beam spot reflected off the viewer.


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