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:
Sep. 06, 2022

Filed:

May. 09, 2019
Applicant:

Nippon Telegraph and Telephone Corporation, Tokyo, JP;

Inventors:

Jumpei Yamashita, Tokyo, JP;

Hidetaka Koya, Tokyo, JP;

Hajime Nakajima, Tokyo, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G06F 3/01 (2006.01); A61B 5/297 (2021.01); A61B 5/16 (2006.01); A61B 5/11 (2006.01);
U.S. Cl.
CPC ...
G06F 3/013 (2013.01); A61B 5/163 (2017.08); A61B 5/297 (2021.01); G06F 3/012 (2013.01); A61B 5/1114 (2013.01);
Abstract

An estimation method includes first acquiring information of an eyeball motion of a user on the basis of a measurement value of an eye potential of the user, second acquiring positional information of an interaction target on a screen that corresponds to an interaction performed on a device through an operation of the user, third acquiring information regarding a relative motion of sight of the user on the basis at least of the information of the eyeball motion of the user, and estimating a sight position of the user on the screen on the basis of the information regarding the relative motion of the sight of the user and the positional information of the interaction target on the screen, by processing circuitry.


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