Flachbildschirmanzeige mit Einbettung eines Optischen Bildsensors

Details

Veröffentlichungs-Nr.

EP3334130

Aktenzeichen

EP17205816

Anmeldetag

7. Dezember 2017

Veröffentlichung

9. Juni 2021

Erteilung

9. Juni 2021

Rechtsraum

EP

IPC

H04M1/02F21V8/00G06K9/00G02B5/32G02F1/1335G06F1/16

Abstract

The present disclosure relates to a flat panel display embedding an optical imaging sensor such as a fingerprint image sensor. The present disclosure provides a flat panel display embedding an image sensor comprising: a display panel (DP) including a display area (AA) and a non-display area (NA); and a directional optical unit having a length and a width corresponding to the display panel (DP) and a thickness, and attached on a top surface of the display panel (DP), wherein the directional optical unit includes: a first cover plate (CP1) and a second cover plate (CP2) having a size corresponding to the length and the width and joining each other by a first low refractive layer (LR1) between the first cover plate and the second cover plate (CP2); a light radiating film (VHOE) corresponding to the display area (AA) under the second cover plate (CP2); a light incident film (CHOE) disposed outside of the display area (AA) at one lateral side of the light radiating film (VHOE), under the second cover plate (CP2); a second low refractive layer (LR2) disposed under the light radiating film (VHOE) and the light incident film (CHOE), and attached on the top surface of the display panel; and a light source (LS) disposed at the lateral side of the display panel as facing with the light incident film (CHOE).

Anmelder

Firma

LG Display Co., Ltd.

Land

🇰🇷 Südkorea

Fachgebiete