公开(公告)号：EP4293653A1

公开(公告)日：2023-12-20

申请号：EP22305890.0

申请日：2022-06-17

Applicant: STMICROELECTRONICS (GRENOBLE 2) SAS ,  STMicroelectronics S.r.l.

Inventor： STECKEL, Jonathan ,  CONTI, Giovanni ,  L'EPISCOPO, Gaetano ,  ALEO, Mario Antonio

IPC: G09G3/34 ,  H05B45/22 ,  H05B45/46 ,  G02F1/13357

Abstract: The present disclosure relates to an optoelectronic device (200, 400, 1100) comprising a backlight panel (116) illuminating a display panel (240), the backlight panel comprising an array of light emitting pixels (202, 302), each light emitting pixel comprising at least one subpixel (106, 108, 110, 1102) comprising one or more light emitting diodes positioned on a substrate; and at least one photodetector (210, 1110) positioned on the substrate and arranged to detect an amount of reflected light emitted by said subpixel and reflected by the display panel.