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Patent Searching and Data


Title:
ELECTRONIC DEVICE
Document Type and Number:
WIPO Patent Application WO/2021/199768
Kind Code:
A1
Abstract:
[Problem] To achieve fingerprint authentication during a swipe operation on a display. [Solution] An electronic device comprising a display, an optical fingerprint sensor, and an information processing unit. The display comprises a display screen having light-emitting pixels in an array in a first direction and in a second direction intersecting the first direction. The optical fingerprint sensor: comprises an imaging element having light-receiving elements in an array in the first direction and the second direction, on the opposite side of the display to the display screen; and obtains fingerprint information that moves in contact with the display. The information processing unit obtains corrected fingerprint information that has been corrected, from the fingerprint information obtained by the optical fingerprint sensor.

Inventors:
NAKATA MASASHI (JP)
Application Number:
PCT/JP2021/006194
Publication Date:
October 07, 2021
Filing Date:
February 18, 2021
Export Citation:
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Assignee:
SONY SEMICONDUCTOR SOLUTIONS CORP (JP)
International Classes:
G06T1/00; A61B5/1172; G06F3/0488
Domestic Patent References:
WO2005069212A12005-07-28
Foreign References:
JP2019128961A2019-08-01
JP2019028490A2019-02-21
JP2009064262A2009-03-26
JP2003248820A2003-09-05
JPH07334646A1995-12-22
JP2008006146A2008-01-17
JP2000020684A2000-01-21
JP2017538225A2017-12-21
Attorney, Agent or Firm:
NAKAMURA Yukitaka et al. (JP)
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