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.:

US 8427480 B1

PDF
Full Text
Expired
Date of Patent:
Apr. 23, 2013

Filed:

Aug. 23, 2010
Applicant:

Tzu-yi Chao, Hsinchu, TW;

Inventor:

Tzu-Yi Chao, Hsinchu, TW;

Assignee:

Pixart Imaging Inc., Hsinchu, TW;

Attorneys:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G06T 11/20 (2006.01); A61B 3/10 (2006.01); A61B 3/00 (2006.01); G02B 27/14 (2006.01);
U.S. Cl.
CPC ...
Abstract

A method for calculating an ocular distance is presented. The method includes the following steps. A three-dimensional (3D) image display device generates one or more second display points and displays one or more virtual reference points. One or more calibration points are obtained, and these calibration points are generated through interaction by a user using an interaction component with the reference points. An ocular distance of the user is calculated according to a relative position between the display points, the calibration points, and the user.


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Chao, Tzu-Yi. (2013). Method for calculating ocular distance (U.S. Patent No. 8427480). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/8427480

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