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:
Sep. 08, 2020
Filed:
Nov. 13, 2017
Applicant:
Nokia Technologies Oy, Espoo, FI;
Inventors:
Jyrki Sakari Kimmel, Tampere, FI;
Marja Salmimaa, Tampere, FI;
Assignee:
Nokia Technologies Oy, Espoo, FI;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G02B 27/14 (2006.01); G02B 27/01 (2006.01); F21V 8/00 (2006.01); G02B 27/00 (2006.01); G02B 27/10 (2006.01); G06F 1/16 (2006.01);
U.S. Cl.
CPC ...
G02B 27/0172 (2013.01); G02B 6/0016 (2013.01); G02B 6/0035 (2013.01); G02B 27/0081 (2013.01); G02B 27/1066 (2013.01); G06F 1/163 (2013.01); G02B 2027/0125 (2013.01); G02B 2027/0136 (2013.01);
Abstract
An apparatus and a method are provided. An apparatus, including a first display arrangement; an exit pupil expanding light guide arrangement including an in-coupling region and an out-coupling region, the in-coupling region being configured to in-couple first light from the first display arrangement, and the out-coupling region being configured to out-couple the first light towards a user; and a second display arrangement arranged to transmit second light, through the exit pupil expanding light guide arrangement at the out-coupling region, towards the user.