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Patent Searching and Data


Title:
DETECTION DEVICE AND DISPLAY DEVICE
Document Type and Number:
WIPO Patent Application WO/2021/235144
Kind Code:
A1
Abstract:
This detection device comprises a plurality of optical sensors arranged in a matrix, and an optical filter provided on a light detection surface side of the plurality of optical sensors. The optical filter includes a base portion not transmissive to light, and a plurality of apertures provided in the base portion for passing light. The arrangement of the plurality of apertures in the base portion includes a spiral arrangement which is right-circular as viewed outward from a predetermined one-point side, and a spiral arrangement which is left-circular as viewed outward from the predetermined one-point side.

Inventors:
MOCHIZUKI, Kazuhide (JP)
Application Number:
PCT/JP2021/015509
Publication Date:
November 25, 2021
Filing Date:
April 14, 2021
Export Citation:
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Assignee:
JAPAN DISPLAY INC. (JP)
International Classes:
H01L31/0232; G02B5/22; H01L27/32; G06F3/042; H01L51/50; H05B33/14
Attorney, Agent or Firm:
SAKAI INTERNATIONAL PATENT OFFICE (JP)
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