Title:
OPTICAL FILM FOR FINGERPRINT RECOGNITION
Document Type and Number:
WIPO Patent Application WO/2021/060708
Kind Code:
A1
Abstract:
Disclosed is an optical film for fingerprint recognition transmitting infrared light. The optical film for fingerprint recognition may comprise a base film and a diffusion pattern layer formed on at least one of one surface of the base film and the other surface of the base film. Here, the diffusion pattern layer may include a plurality of inorganic particles having a size of 15 nm to 1000 nm.
Inventors:
NOH JEAHEON (KR)
LEE BYOUNGHUN (KR)
CHO JANGHEE (KR)
YOO JONGWON (KR)
MIN JEEHONG (KR)
LEE TAEJUN (KR)
KIM HEESOO (KR)
LEE BYOUNGHUN (KR)
CHO JANGHEE (KR)
YOO JONGWON (KR)
MIN JEEHONG (KR)
LEE TAEJUN (KR)
KIM HEESOO (KR)
Application Number:
PCT/KR2020/010935
Publication Date:
April 01, 2021
Filing Date:
August 17, 2020
Export Citation:
Assignee:
LMS CO LTD (KR)
International Classes:
G02B5/02; G06K9/00
Foreign References:
| US20160117543A1 | 2016-04-28 | |||
| KR20080020343A | 2008-03-05 | |||
| JP2008180798A | 2008-08-07 | |||
| US20180330140A1 | 2018-11-15 | |||
| KR20190099305A | 2019-08-26 | |||
| KR20130035537A | 2013-04-09 | |||
| KR101327852B1 | 2013-11-12 | |||
| KR20170092892A | 2017-08-14 |
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