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:
Jun. 21, 2016

Filed:

Mar. 11, 2013
Applicant:

Christie Digital Systems Usa, Inc., Cypress, CA (US);

Inventors:

Simon Guthrie, Kitchener, CA;

Michael Perkins, Kitchener, CA;

John Domm, Kitchener, CA;

John M. Nieminen, Waterloo, CA;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G03H 1/22 (2006.01);
U.S. Cl.
CPC ...
G03H 1/2205 (2013.01); G03H 1/2294 (2013.01); G03H 2001/2218 (2013.01); G03H 2210/20 (2013.01);
Abstract

A system for order alignment of diffractively produced images is provided. The system comprises: a diffractive spatial light modulator (DSLM) configured to provide a computer generated hologram of an image; a substantially coherent light source configured to illuminate the DSLM which responsively produces the image along each of different diffractive order paths; and, at least one set of optical components located along respective diffractive order paths of the DSLM, the at least one set of optical components configured to align at least one respective image diffracted from the DSLM with at least another diffracted image at a common image plane.


Find Patent Forward Citations

Loading…