Title:
ELECTRONIC DEVICE AND METHOD THEREOF FOR TRACKING USER GAZE AND PROVIDING AUGMENTED REALITY SERVICE
Document Type and Number:
WIPO Patent Application WO/2022/169255
Kind Code:
A1
Abstract:
An electronic device according to various embodiments disclosed in the present document comprises: a main body; glass supported by the main body; a support rotatably connected to the main body; a first light optical output module which irradiates first light, which is a structured light, toward a user's eyes disposed at the rear of the main body; a second light optical output module which irradiates second light toward the user's eyes; a camera which photographs the user's eyes; and a processor operatively connected to the first optical output module, the second optical output module, and the camera, wherein the processor may be configured to: control the first light optical output module to output the first light at a first time point; control the second light optical output module to output the second light at a second time point; acquire a first image in response to the output of the first light at the first time point by means of the camera; acquire a second image in response to the output of the second light at the second time point by means of the camera; synthesize the first image and the second image to create a third image; calculate first coordinate values which is area coordinate values of the user's pupils, on the basis of the third image; and detect a gaze direction of the user on the basis of the first coordinate values.
Inventors:
SONG HYOUNGIL (KR)
PARK YONGHYUN (KR)
SONG DOUKYOUNG (KR)
JEON JINA (KR)
CHOI DONGOK (KR)
PARK YONGHYUN (KR)
SONG DOUKYOUNG (KR)
JEON JINA (KR)
CHOI DONGOK (KR)
Application Number:
PCT/KR2022/001668
Publication Date:
August 11, 2022
Filing Date:
January 28, 2022
Export Citation:
Assignee:
SAMSUNG ELECTRONICS CO LTD (KR)
International Classes:
G06F3/01; G02B27/01; G06T19/00; G06V40/18
Foreign References:
| KR20170082457A | 2017-07-14 | |||
| JP2019017491A | 2019-02-07 | |||
| KR20210004776A | 2021-01-13 | |||
| KR20180033222A | 2018-04-02 | |||
| US20190025587A1 | 2019-01-24 |
Other References:
See also references of EP 4231120A4
Attorney, Agent or Firm:
YOON & LEE INTERNATIONAL PATENT & LAW FIRM (KR)
Download PDF: