公开(公告)号：US20180197475A1

公开(公告)日：2018-07-12

申请号：US15851618

申请日：2017-12-21

Applicant: Samsung Display Co., Ltd.

Inventor： Gun Woo YANG ,  Gi Chang LEE ,  Won Jun LEE ,  Won Gyun KIM

IPC: G09G3/3233 ,  G09G3/3266 ,  G09G3/3275 ,  H01L27/32

Abstract: A pixel capable of improving display quality may include an organic light emitting diode, a first transistor configured to control, in response to a voltage of a first node, current flowing from a first driving power source to a second driving power source via the organic light emitting diode, a second transistor coupled between the first node and a second electrode of the first transistor, and configured to be turned on when a scan signal is supplied to a scan line, a storage capacitor coupled between an initialization power source and the first node, a first capacitor coupled between the second electrode of the first transistor and a data line, and a second capacitor coupled between the first node and the second electrode of the first transistor. A display including such pixels also is disclosed.

公开(公告)号：US20250104654A1

公开(公告)日：2025-03-27

申请号：US18761503

申请日：2024-07-02

Applicant: Samsung Display Co., LTD.

Inventor： Keuk Jin JEONG ,  Won Gyun KIM ,  Ji Hoon YANG ,  Min KANG

IPC: G09G3/3291

Abstract: A display device includes: a light emitting element; a driving voltage line transmitting a driving voltage signal having an active level or a non-active level in a preset period; a data line to which a data signal is applied; a first transistor connected between the driving voltage line and the light emitting element; and a second transistor connected to the driving voltage line and the data line, where a gate electrode of the second transistor is connected to the driving voltage line, and a source electrode of the second transistor is connected to the data line.

公开(公告)号：US20140332762A1

公开(公告)日：2014-11-13

申请号：US14011515

申请日：2013-08-27

Applicant: Samsung Display Co., Ltd.

Inventor： Won Gyun KIM ,  Hae Yun CHOI

IPC: H01L51/52 ,  H01L27/32

CPC classification number: H01L51/5271 ,  H01L27/3211 ,  H01L27/3246 ,  H01L51/50 ,  H01L51/5012 ,  H01L51/5036 ,  H01L51/5275 ,  H01L51/5278 ,  H01L2251/558

Abstract: An organic electroluminescent display is disclosed. The organic electroluminescent display includes a substrate having a pixel region and a non-pixel region, a first electrode disposed on the pixel region, an organic light emitting layer disposed on the first electrode and capable of generating light, a second electrode disposed on the organic light emitting layer and including a conductive material capable of reflecting light, a pixel defining layer disposed on the non-pixel region, and a bump disposed on the pixel region and capable of reflecting light to the substrate. The pixel region may include multiple pixel regions defined in the substrate. The bump may include multiple bumps. At least two bumps may have thicknesses different from each other.

Abstract translation: 公开了一种有机电致发光显示器。 有机电致发光显示器包括具有像素区域和非像素区域的基板，设置在像素区域上的第一电极，设置在第一电极上并能够产生光的有机发光层，设置在有机物上的第二电极 发光层，并且包括能够反射光的导电材料，设置在非像素区域上的像素限定层，以及设置在像素区域上并能够将光反射到衬底的凸起。 像素区域可以包括限定在衬底中的多个像素区域。 凸块可以包括多个凸起。 至少两个凸起可以具有彼此不同的厚度。