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:
Apr. 09, 2019

Filed:

Apr. 26, 2017
Applicant:

North Inc., Kitchener, CA;

Inventors:

Eric Tremblay, St. Sulpice, CH;

Mickael Guillaumee, Neuchatel, CH;

Christophe Moser, Lausanne, CH;

Assignee:

North Inc., Kitchener, Ontario, CA;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G09G 5/00 (2006.01); G02B 27/01 (2006.01); G02B 26/10 (2006.01); G02B 5/18 (2006.01); G02B 26/08 (2006.01); G03H 1/04 (2006.01); G03H 1/26 (2006.01);
U.S. Cl.
CPC ...
G02B 27/0172 (2013.01); G02B 5/188 (2013.01); G02B 5/189 (2013.01); G02B 26/0833 (2013.01); G02B 26/10 (2013.01); G03H 1/0402 (2013.01); G02B 2027/011 (2013.01); G02B 2027/014 (2013.01); G02B 2027/0112 (2013.01); G02B 2027/0125 (2013.01); G02B 2027/0174 (2013.01); G02B 2027/0178 (2013.01); G02B 2027/0187 (2013.01); G03H 2001/0439 (2013.01); G03H 2001/266 (2013.01); G03H 2222/12 (2013.01); G03H 2222/13 (2013.01);
Abstract

A method for displaying an image viewable by an eye, the image being projected from a portable head worn display, comprises steps of: emitting a plurality of light beams of wavelengths that differ amongst the light beams; directing the plurality of light beams to a scanning mirror; modulating in intensity each one of the plurality of light beams in accordance with intensity information provided from the image, whereby the intensity is representative of a pixel value within the image; scanning the plurality of light beams in two distinct axes with the scanning mirror to form the image; and redirecting the plurality of light beams to the eye using a holographic optical element acting as a reflector of the light beams, whereby the redirecting is dependent on the wavelength of the light beam, to create for each light beam an exit pupil at the eye that is spatially separated from the exit pupils of the other light beams.


Find Patent Forward Citations

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Tremblay, Eric. (2019). Method and apparatus for head worn display with multiple exit pupils (U.S. Patent No. 10254547). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/10254547

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