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.
Patent No.:
Date of Patent:
Oct. 01, 2024
Filed:
Mar. 07, 2018
Applicant:
Nokia Technologies Oy, Espoo, FI;
Inventors:
Peter Eskolin, Pirkkala, FI;
Toni Jarvenpaa, Akaa, FI;
Assignee:
Nokia Technologies Oy, Espoo, FI;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G02B 27/01 (2006.01); G02B 27/09 (2006.01); H04N 5/33 (2023.01);
U.S. Cl.
CPC ...
G02B 27/0172 (2013.01); G02B 27/0944 (2013.01); G02B 27/0977 (2013.01); H04N 5/33 (2013.01); G02B 2027/0178 (2013.01); G02B 2027/0187 (2013.01);
Abstract
The apparatus including an optical arrangement including at least one light guide wherein the at least one light guide is configured to propagate a beam of light from an image source towards a user's eye to direct the beam of light to a location proximate to the user's eye. The apparatus also including absorptive material positioned within the optical arrangement so as to absorb light having a first wavelength from the optical arrangement and re-emit light having a second wavelength where the second wavelength is different to the first wavelength.