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:
Jul. 19, 2022

Filed:

Aug. 20, 2019
Applicant:

Seereal Technologies Gmbh, Dresden, DE;

Inventors:

Norbert Leister, Dresden, DE;

Ralf Haussler, Dresden, DE;

Armin Schwerdtner, Dresden, DE;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G03H 1/08 (2006.01); G03H 1/22 (2006.01); G03H 1/00 (2006.01); G03H 1/26 (2006.01); G03H 1/32 (2006.01); G03H 1/30 (2006.01);
U.S. Cl.
CPC ...
G03H 1/0808 (2013.01); G03H 1/0005 (2013.01); G03H 1/2294 (2013.01); G03H 1/268 (2013.01); G03H 1/32 (2013.01); G03H 1/22 (2013.01); G03H 2001/0088 (2013.01); G03H 2001/0816 (2013.01); G03H 2001/0858 (2013.01); G03H 2001/2236 (2013.01); G03H 2001/2242 (2013.01); G03H 2001/2263 (2013.01); G03H 2001/2271 (2013.01); G03H 2001/269 (2013.01); G03H 2001/303 (2013.01); G03H 2210/30 (2013.01); G03H 2210/33 (2013.01); G03H 2210/454 (2013.01); G03H 2222/34 (2013.01); G03H 2223/16 (2013.01); G03H 2225/35 (2013.01); G03H 2226/02 (2013.01); G03H 2226/05 (2013.01);
Abstract

A method of computing a hologram by determining the wavefronts at the approximate observer eye position that would be generated by a real version of an object to be reconstructed. In normal computer generated holograms, one determines the wavefronts needed to reconstruct an object; this is not done directly in the present invention. Instead, one determines the wavefronts at an observer window that would be generated by a real object located at the same position of the reconstructed object. One can then back-transforms these wavefronts to the hologram to determine how the hologram needs to be encoded to generate these wavefronts. A suitably encoded hologram can then generate a reconstruction of the three-dimensional scene that can be observed by placing one's eyes at the plane of the observer window and looking through the observer window.


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