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Patent Searching and Data


Title:
EYE CONTACT DETECTION DEVICE
Document Type and Number:
WIPO Patent Application WO/2021/084653
Kind Code:
A1
Abstract:
[Problem] To provide an eye contact detection device capable of implementing a man-machine interface based on eye contact. [Solution] The eye contact detection device according to the present invention comprises: a light emitting element 200 which emits light through an opening 260 in an optical axis direction; a light receiving element 220 which receives reflected light resulting from illumination of the back of the eyeball E of a user U with the light emitted by the light emitting element 200, and outputs an electrical signal in accordance with the received light; a detection circuit 230 which amplifies and binarizes the analog electrical signal output from the light receiving element 220; and an eye contact determination unit 240 which determines the presence or absence of eye contract of the user U on the basis of a detection signal output from the detection circuit 230.

Inventors:
KOJIMA MITSUO (JP)
OKA HIBIKI (JP)
Application Number:
PCT/JP2019/042595
Publication Date:
May 06, 2021
Filing Date:
October 30, 2019
Export Citation:
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Assignee:
IMATRIX HOLDINGS CORP (JP)
International Classes:
G06F3/01; G06F3/0346; G06F3/038
Domestic Patent References:
WO2018079446A12018-05-03
Foreign References:
JPH02138673A1990-05-28
JP2004261598A2004-09-24
JP2019079083A2019-05-23
JP2017091059A2017-05-25
JP2019128683A2019-08-01
JP2018517960A2018-07-05
JP2004252849A2004-09-09
JP2005196530A2005-07-21
JP2012133543A2012-07-12
Attorney, Agent or Firm:
KATAYOSE Kyozo (JP)
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