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:
Jul. 05, 2022

Filed:

Dec. 07, 2018
Applicant:

Beijing 7invensun Technology Co., Ltd., Beijing, CN;

Inventors:

Wei Liu, Beijing, CN;

Jian Wang, Beijing, CN;

Dongchun Ren, Beijing, CN;

Fengmei Nie, Beijing, CN;

Xiaohu Gong, Beijing, CN;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G06K 9/00 (2022.01); G06V 40/18 (2022.01); G06K 9/62 (2022.01); G06V 40/19 (2022.01); G06V 40/20 (2022.01);
U.S. Cl.
CPC ...
G06V 40/193 (2022.01); G06K 9/6256 (2013.01); G06V 40/19 (2022.01); G06V 40/197 (2022.01); G06V 40/20 (2022.01);
Abstract

The disclosure discloses a method and device for determining parameter for a gaze tracking device. The method includes that: an image to be detected and a characteristic matrix of the image to be detected are acquired; the image to be detected is processed according to a preset model to obtain a first vector and second vector of the image to be detected; and a parameter of the image to be detected is determined according to the first vector and the second vector, the parameter of the image to be detected including at least one of: a position of a glint in the image to be detected and a gaze direction of eyes in the image to be detected.


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