公开(公告)号：US20200082755A1

公开(公告)日：2020-03-12

申请号：US16684686

申请日：2019-11-15

Applicant: Samsung Display Co., Ltd.

Inventor： Keunwoo KIM ,  Sooyoung PARK ,  Joonghyun PARK ,  Dongwoo KIM ,  Kyoung-Ju SHIN

IPC: G09G3/3233 ,  G09G3/3283

Abstract: A display device includes: pixels to emit light of various intensity in accordance with driving signals; data lines to communicate the driving signals to the pixels; scan lines to communicate scan signals to select at least one of the pixels to receive the driving signal; and a power supply to supply at least one driving voltage to the pixels. The at least one pixel includes: a switching transistor including an oxide transistor, the switching transistor having a first electrode connected to the data line, a second electrode connected to a first node, and first and second gate electrodes, each of which is connected to one of the scan lines, and a driving transistor including a poly-silicon transistor, and the driving transistor being connected between the power supply and an organic light emitting diode.

公开(公告)号：US20180158406A1

公开(公告)日：2018-06-07

申请号：US15798812

申请日：2017-10-31

Applicant: Samsung Display Co., Ltd.

Inventor： Keunwoo KIM ,  Sooyoung PARK ,  Joonghyun PARK ,  Dongwoo KIM ,  Kyoung-Ju SHIN

IPC: G09G3/3233 ,  G09G3/3283

CPC classification number: G09G3/3233 ,  G09G3/3283 ,  G09G2230/00 ,  G09G2300/0426 ,  G09G2300/0439 ,  G09G2300/0819 ,  G09G2300/0842 ,  G09G2310/0216 ,  G09G2320/0233 ,  G09G2320/045 ,  H05B33/0896

Abstract: A display device includes pixels configured to emit light of various intensity in accordance with driving signals, data lines, scan lines, and a power supply unit configured to supply at least one driving voltage to the pixels. At least one of the pixels may comprise a switching transistor having a first electrode connected to one of the data lines and a second electrode connected to a first node, and a gate electrode connected to one of the scan lines, a driving transistor connected between the power supply unit and an organic light emitting diode, a storage capacitor having a first terminal connected to the first node and a second terminal connected to a gate electrode of the driving transistor, and a first transistor connected between the first node and a first electrode of the driving transistor.

公开(公告)号：US20180233675A1

公开(公告)日：2018-08-16

申请号：US15892941

申请日：2018-02-09

Applicant: SAMSUNG DISPLAY CO., LTD. ,  Seoul National University R&DB Foundation

Inventor： Sehun KIM ,  Sooyoung PARK ,  Jieon KWON ,  Dawoon KIM ,  Chihyun RYOO ,  Hyein JEONG

IPC: H01L51/00 ,  C07D401/14 ,  C09K11/06 ,  C09K11/02 ,  C07F7/08 ,  C07D401/04 ,  C07D401/10

CPC classification number: H01L51/0072 ,  C07D401/04 ,  C07D401/10 ,  C07D401/14 ,  C07F7/0816 ,  C09K11/025 ,  C09K11/06 ,  C09K2211/1018 ,  H01L51/0053 ,  H01L51/0058 ,  H01L51/006 ,  H01L51/0061 ,  H01L51/0094 ,  H01L51/5004 ,  H01L51/5012 ,  H01L51/5016 ,  H01L51/5056 ,  H01L51/5072 ,  H01L51/5088 ,  H01L51/5092 ,  H01L51/5096 ,  H01L51/5206 ,  H01L51/5221 ,  H01L2251/552

Abstract: Provided are a heterocyclic compound and an organic light-emitting device including the same, the heterocyclic compound being represented by Formula 1:

公开(公告)号：US20180230156A1

公开(公告)日：2018-08-16

申请号：US15870310

申请日：2018-01-12

Applicant: SAMSUNG DISPLAY CO., LTD. ,  Seoul National University R&DB Foundation

Inventor： Sehun KIM ,  Sooyoung PARK ,  Junghoon YANG ,  Chihyun RYOO ,  Hyein JEONG ,  Illhun CHO

IPC: C07D487/04 ,  C07D519/00 ,  C09K11/06 ,  H01L51/00 ,  H01L51/50

CPC classification number: C07D487/04 ,  C07D519/00 ,  C09K11/06 ,  C09K2211/1029 ,  C09K2211/1059 ,  H01L51/0067 ,  H01L51/0072 ,  H01L51/5004 ,  H01L51/5012 ,  H01L51/506 ,  H01L2251/552

Abstract: A heterocyclic compound and an organic light-emitting device including the heterocyclic compound, the heterocyclic compound being represented by Formula 1:

公开(公告)号：US20160216570A1

公开(公告)日：2016-07-28

申请号：US14836601

申请日：2015-08-26

Applicant: Samsung Display Co., Ltd.

Inventor： Gunwoo YANG ,  Keunwoo KIM ,  Youngseung KIM ,  Sooyoung PARK ,  Kichan JEON ,  Munsoo PARK

IPC: G02F1/1343

CPC classification number: G02F1/134309 ,  G02F1/133707 ,  G02F1/1368 ,  G02F2001/134345 ,  G02F2201/40

Abstract: A liquid crystal display (LCD) device improves an aperture ratio and stabilizing a storage voltage, including a first substrate; a second substrate opposed to the first substrate; a liquid crystal layer between the first substrate and the second substrate; a gate line and a data line on the first substrate; a semiconductor layer overlapping the gate line; a first drain electrode overlapping the gate line and the semiconductor layer and connected to the data line; a first source electrode overlapping the gate line and the semiconductor layer; a first sub-pixel electrode connected to the first source electrode; a second drain electrode overlapping the gate line and the semiconductor layer and connected to the first drain electrode; a second source electrode overlapping the gate line and the semiconductor layer; and a second sub-pixel electrode connected to the second source electrode. The second source electrode overlaps the gate line more than the first source electrode does.

Abstract translation: 液晶显示器（LCD）装置提高开口率并稳定包括第一基板的存储电压; 与第一基板相对的第二基板; 第一基板和第二基板之间的液晶层; 第一基板上的栅极线和数据线; 与栅极线重叠的半导体层; 与栅极线和半导体层重叠并连接到数据线的第一漏电极; 与栅极线和半导体层重叠的第一源电极; 连接到第一源电极的第一子像素电极; 与栅极线和半导体层重叠并连接到第一漏电极的第二漏电极; 与栅极线和半导体层重叠的第二源电极; 以及连接到第二源电极的第二子像素电极。 第二源电极比第一源电极重叠栅极线。