Invention Grant
- Patent Title: Touch display device
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Application No.: US17080090Application Date: 2020-10-26
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Publication No.: US11237659B2Publication Date: 2022-02-01
- Inventor: TaeHwan Kim , DongHee Yoo , JungSun Beak , SunMi Lee , HyeonChul Im
- Applicant: LG Display Co., Ltd.
- Applicant Address: KR Seoul
- Assignee: LG Display Co., Ltd.
- Current Assignee: LG Display Co., Ltd.
- Current Assignee Address: KR Seoul
- Agency: Morgan, Lewis & Bockius LLP
- Priority: KR10-2019-0140497 20191105
- Main IPC: G06F3/045
- 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.
Public/Granted literature
- US20210132723A1 TOUCH DISPLAY DEVICE Public/Granted day:2021-05-06
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