公开(公告)号：US11237659B2

公开(公告)日：2022-02-01

申请号：US17080090

申请日：2020-10-26

Applicant: LG Display Co., Ltd.

Inventor： TaeHwan Kim ,  DongHee Yoo ,  JungSun Beak ,  SunMi Lee ,  HyeonChul Im

IPC: G06F3/045 ,  G06F3/041 ,  H01L27/32 ,  H01L51/52 ,  G06F3/044 ,  G09G3/3233

Abstract: Embodiments of the disclosure relate to a touch display device with enhanced light extraction efficiency, comprising an insulation film including a concave portion and a surrounding portion disposed around the concave portion, a first electrode disposed on the concave portion and a portion of the surrounding portion, a bank including a first portion disposed on the first electrode in an area corresponding to a portion of the concave portion and a second portion disposed on the insulation film and the first electrode in an area corresponding to the surrounding portion, an organic layer disposed on the first electrode exposed by the bank, the organic layer including a light emitting layer, a second electrode disposed on the organic layer and the bank, an encapsulation layer disposed on the second electrode, a touch buffer layer disposed on the encapsulation layer, a plurality of touch electrodes disposed on the touch buffer layer, and at least one light reflecting member disposed on the touch buffer layer and spaced apart from the plurality of touch electrodes.

公开(公告)号：US11907454B2

公开(公告)日：2024-02-20

申请号：US17884534

申请日：2022-08-09

Applicant: LG Display Co., Ltd.

Inventor： TaeHwan Kim ,  DongHee Yoo ,  JungSun Beak ,  SunMi Lee ,  HyeonChul Im

IPC: G06F3/041 ,  G06F3/044 ,  H10K50/844 ,  H10K50/856 ,  H10K59/40 ,  H10K59/122 ,  G09G3/3233

CPC classification number: G06F3/0412 ,  G06F3/0443 ,  G06F3/04164 ,  H10K50/844 ,  H10K50/856 ,  H10K59/122 ,  H10K59/40 ,  G06F3/0446 ,  G06F2203/04102 ,  G06F2203/04103 ,  G06F2203/04111 ,  G06F2203/04112 ,  G09G3/3233 ,  G09G2300/0452 ,  G09G2380/02

Abstract: Embodiments of the disclosure relate to a touch display device with enhanced light extraction efficiency, comprising an insulation film including a concave portion and a surrounding portion disposed around the concave portion, a first electrode disposed on the concave portion and a portion of the surrounding portion, a bank including a first portion disposed on the first electrode in an area corresponding to a portion of the concave portion and a second portion disposed on the insulation film and the first electrode in an area corresponding to the surrounding portion, an organic layer disposed on the first electrode exposed by the bank, the organic layer including a light emitting layer, a second electrode disposed on the organic layer and the bank, an encapsulation layer disposed on the second electrode, a touch buffer layer disposed on the encapsulation layer, a plurality of touch electrodes disposed on the touch buffer layer, and at least one light reflecting member disposed on the touch buffer layer and spaced apart from the plurality of touch electrodes.

公开(公告)号：US11726594B2

公开(公告)日：2023-08-15

申请号：US17553258

申请日：2021-12-16

Applicant: LG Display Co., Ltd.

Inventor： TaeHwan Kim ,  DongHee Yoo ,  JungSun Beak ,  SunMi Lee ,  HyeonChul Im

IPC: G06F3/045 ,  G06F3/041 ,  G06F3/044 ,  H10K50/844 ,  H10K50/856 ,  H10K59/40 ,  H10K59/122 ,  G09G3/3233

CPC classification number: G06F3/0412 ,  G06F3/0443 ,  G06F3/04164 ,  H10K50/844 ,  H10K50/856 ,  H10K59/122 ,  H10K59/40 ,  G06F3/0446 ,  G06F2203/04102 ,  G06F2203/04103 ,  G06F2203/04111 ,  G06F2203/04112 ,  G09G3/3233 ,  G09G2300/0452 ,  G09G2380/02

Abstract: Embodiments of the disclosure relate to a touch display device with enhanced light extraction efficiency, comprising an insulation film including a concave portion and a surrounding portion disposed around the concave portion, a first electrode disposed on the concave portion and a portion of the surrounding portion, a bank including a first portion disposed on the first electrode in an area corresponding to a portion of the concave portion and a second portion disposed on the insulation film and the first electrode in an area corresponding to the surrounding portion, an organic layer disposed on the first electrode exposed by the bank, the organic layer including a light emitting layer, a second electrode disposed on the organic layer and the bank, an encapsulation layer disposed on the second electrode, a touch buffer layer disposed on the encapsulation layer, a plurality of touch electrodes disposed on the touch buffer layer, and at least one light reflecting member disposed on the touch buffer layer and spaced apart from the plurality of touch electrodes.