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:
Sep. 10, 2019

Filed:

Mar. 29, 2017
Applicant:

North Inc., Kitchener, CA;

Inventors:

Eric Tremblay, Saint Sulpice, CH;

Nicolas Abele, Demoret, CH;

Alexandre Fotinos, Chavannes-Pres-Renes, CH;

Mickael Guillaumee, Neucha'tel, CH;

David Ziegler, Lausanne, CH;

Christophe Moser, Lausanne, CH;

Philippe De Gol, Muraz, CH;

Assignee:

NORTH INC., Kitchener, ON, CA;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G02B 27/01 (2006.01); G06F 3/01 (2006.01);
U.S. Cl.
CPC ...
G02B 27/0179 (2013.01); G02B 27/0103 (2013.01); G02B 27/0172 (2013.01); G06F 3/013 (2013.01); G02B 2027/014 (2013.01); G02B 2027/0132 (2013.01); G02B 2027/0156 (2013.01); G02B 2027/0174 (2013.01); G02B 2027/0178 (2013.01); G02B 2027/0185 (2013.01); G02B 2027/0187 (2013.01); G02B 2027/0194 (2013.01);
Abstract

A head worn display (HWD) includes a projection system, which projection system in turn may include: a projection surface including a holographic optical element (HOE) centered at a first location; a projector to project light onto a projection area of the projection surface; and a controller to send a control signal to the projector to cause the projector to project an image onto a location shifted from the first location based on a misalignment of a user's line of sight with the first location.


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