FINGERPRINT DETECTION DEVICE AND DISPLAY DEVICE WITH FINGERPRINT DETECTION DEVICE

Title:

FINGERPRINT DETECTION DEVICE AND DISPLAY DEVICE WITH FINGERPRINT DETECTION DEVICE

Document Type and Number:

WIPO Patent Application WO/2020/084910

Kind Code:

A1

Abstract:

This fingerprint detection device comprises a substrate, multiple photoelectric conversion elements which are provided on the substrate and which output a signal corresponding to the light irradiated thereon, signal lines which are connected to each of the multiple photoelectric conversion elements, a detection circuit which is electrically connected to the multiple photoelectric conversion elements via the multiple signal lines, and a signal line selection circuit which switches the number of signal lines connected to one detection circuit.

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Inventors:

NAKAMURA TAKASHI (JP)
UCHIDA MAKOTO (JP)
TSUNASHIMA TAKANORI (JP)
KATO HIROFUMI (JP)
TAKIMOTO AKIO (JP)

Application Number:

PCT/JP2019/034594

Publication Date:

April 30, 2020

Filing Date:

September 03, 2019

Export Citation:

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Assignee:

JAPAN DISPLAY INC (JP)

International Classes:

G06T1/00; A61B5/1172; G06F3/041; G06F3/044; H01L27/146

Foreign References:

JP2005229373A	2005-08-25
JP2003244397A	2003-08-29
JP2009009403A	2009-01-15
JP2018087973A	2018-06-07

Attorney, Agent or Firm:

SAKAI INTERNATIONAL PATENT OFFICE (JP)

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