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:
Mar. 22, 2016

Filed:

Jul. 11, 2014
Applicant:

Ailive Inc., Cupertino, CA (US);

Inventors:

Youding Zhu, Sunnyvale, CA (US);

Charles Musick, Jr., Belmont, CA (US);

Robert Kay, San Francisco, CA (US);

William Robert Powers, III, San Francisco, CA (US);

Dana Wilkinson, Mountain View, CA (US);

Stuart Reynolds, Mountain View, CA (US);

Assignee:

AiLive, Inc., Sunnyvale, CA (US);

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G06K 9/00 (2006.01); G06T 7/00 (2006.01); G06K 9/32 (2006.01);
U.S. Cl.
CPC ...
G06K 9/00335 (2013.01); G06T 7/0046 (2013.01); G06K 9/00261 (2013.01); G06K 2009/3291 (2013.01); G06T 2207/10016 (2013.01); G06T 2207/30201 (2013.01);
Abstract

Techniques for performing accurate and automatic head pose estimation are disclosed. According to one aspect of the techniques, head pose estimation is integrated with a scale-invariant head tracking method along with facial features detected from a located head in images. Thus the head pose estimation works efficiently even when there are large translational movements resulting from the head motion. Various computation techniques are used to optimize the process of estimation so that the head pose estimation can be applied to control one or more objects in a virtual environment and virtual character gaze control.


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