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:
Apr. 18, 2017
Filed:
Jun. 25, 2013
Applicant:
Microsoft Technology Licensing, Llc, Redmond, WA (US);
Inventors:
Assignee:
MICROSOFT TECHNOLOGY LICENSING, LLC, Redmond, WA (US);
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G02B 27/01 (2006.01); G06F 3/01 (2006.01); G02B 27/00 (2006.01);
U.S. Cl.
CPC ...
G02B 27/0172 (2013.01); G02B 27/017 (2013.01); G06F 3/013 (2013.01); G02B 27/0093 (2013.01); G02B 2027/0178 (2013.01); G02B 2027/0187 (2013.01);
Abstract
An example see-through head-mounted display system includes a freeform prism and a display device configured to emit display light through the freeform prism to an eye of a user. The see-through head-mounted display system may also include an imaging device having an entrance pupil positioned at a back focal plane of the freeform prism, the imaging device configured to receive gaze-detection light reflected from the eye and directed through the freeform prism.