公开(公告)号：US08987120B2

公开(公告)日：2015-03-24

申请号：US13864040

申请日：2013-04-16

Applicant: Samsung Display Co., Ltd.

Inventor： Ji-Yong Park ,  Jae-Bon Koo ,  Hye-Hyang Park ,  Ki-Yong Lee ,  Ul-Ho Lee

IPC: H01L21/20 ,  H01L21/02 ,  H01L27/12 ,  H01L29/04 ,  H01L29/786

CPC classification number: H01L21/02686 ,  H01L21/02532 ,  H01L21/02675 ,  H01L21/2026 ,  H01L27/1285 ,  H01L27/1296 ,  H01L29/04 ,  H01L29/78675

Abstract: The present invention relates to a flat panel display device comprising a polysilicon thin film transistor and a method of manufacturing the same. Grain sizes of polysilicon grains formed in active channel regions of thin film transistors of a driving circuit portion and a pixel portion of the flat panel display device are different from each other. Further, the flat panel display device comprising P-type and N-type thin film transistors having different particle shapes from each other.

Abstract translation: 本发明涉及一种包括多晶硅薄膜晶体管的平板显示装置及其制造方法。 在驱动电路部分的薄膜晶体管和平板显示装置的像素部分的有源沟道区域中形成的多晶硅晶粒的晶粒尺寸彼此不同。 此外，平板显示装置包括彼此具有不同粒子形状的P型和N型薄膜晶体管。

公开(公告)号：US08659026B2

公开(公告)日：2014-02-25

申请号：US13727201

申请日：2012-12-26

Applicant: Samsung Display Co., Ltd.

Inventor： Jae-Bon Koo ,  Ji-Yong Park ,  Sang-Il Park ,  Ki-Yong Lee ,  Ul-Ho Lee

IPC: H01L27/14

CPC classification number: G09G3/3275 ,  H01L27/1214 ,  H01L29/78621 ,  H01L29/78624 ,  H01L29/78645 ,  H01L29/78672 ,  H01L29/78696

Abstract: A high-speed flat panel display has thin film transistors in a pixel array portion in which a plurality of pixels are arranged and a driving circuit portion for driving the pixels of the pixel array portion, which have different resistance values than each other or have different geometric structures than each other. The flat panel display comprises a pixel array portion where a plurality of pixels are arranged, and a driving circuit portion for driving the pixels of the pixel array portion. The thin film transistors in the pixel array portion and the driving circuit portion have different resistance values in their gate regions or drain regions than each other, or have different geometric structures than each other. One thin film transistor has a zigzag shape in its gate region or drain region or has an offset region.

Abstract translation: 高速平板显示器在其中排列有多个像素的像素阵列部分中具有薄膜晶体管，以及用于驱动像素阵列部分的像素的驱动电路部分，其具有彼此不同的电阻值或具有不同的像素阵列部分 几何结构比彼此。 平板显示器包括其中布置有多个像素的像素阵列部分和用于驱动像素阵列部分的像素的驱动电路部分。 像素阵列部分和驱动电路部分中的薄膜晶体管在其栅极区域或漏极区域中具有彼此不同的电阻值，或者具有彼此不同的几何结构。 一个薄膜晶体管在其栅极区域或漏极区域中具有锯齿形状或具有偏移区域。

公开(公告)号：US09349781B2

公开(公告)日：2016-05-24

申请号：US13961050

申请日：2013-08-07

Applicant: Samsung Display Co., Ltd.

Inventor： Kyung-Min Park ,  Ji-Yong Park ,  Tae-Gon Kim

IPC: H01L27/32 ,  H01L51/56 ,  H01L27/12 ,  G09G3/32

CPC classification number: H01L27/3262 ,  G09G3/3233 ,  G09G2300/0861 ,  H01L27/1222

Abstract: An organic light emitting diode display includes: a substrate; a semiconductor layer formed on the substrate and including a switching semiconductor layer, a driving semiconductor layer, and a light emission control semiconductor layer spaced apart from each other; a first gate insulating layer covering the semiconductor layer; a light emission control gate electrode formed on the first gate insulating layer and overlapping the light emission control semiconductor layer; a second gate insulating layer covering the light emission control gate electrode; a switching gate electrode and a driving gate electrode formed on the second gate insulating layer and respectively overlapping the switching semiconductor layer and the driving semiconductor layer; and an interlayer insulating layer covering the switching gate electrode, the driving gate electrode, and the second gate insulating layer. A doping concentration of a channel region of the driving semiconductor layer is higher than a doping concentration of a channel region of the light emission control semiconductor layer.

Abstract translation: 有机发光二极管显示器包括：基板; 半导体层，形成在所述基板上并且包括彼此间隔开的开关半导体层，驱动半导体层和发光控制半导体层; 覆盖半导体层的第一栅极绝缘层; 发光控制栅极电极，形成在所述第一栅极绝缘层上并与所述发光控制半导体层重叠; 覆盖发光控制栅极的第二栅极绝缘层; 开关栅极电极和驱动栅极电极，形成在第二栅极绝缘层上并分别与开关半导体层和驱动半导体层重叠; 以及覆盖所述开关栅电极，所述驱动栅极电极和所述第二栅极绝缘层的层间绝缘层。 驱动半导体层的沟道区域的掺杂浓度高于发光控制半导体层的沟道区域的掺杂浓度。

公开(公告)号：US10659581B2

公开(公告)日：2020-05-19

申请号：US15900661

申请日：2018-02-20

Applicant: Samsung Display Co., Ltd.

Inventor： Sung-Ho Cho ,  Ki-Hyuk Kim ,  Ji-Yong Park

IPC: H04M1/02 ,  H01L51/52 ,  H04M1/18 ,  G02F1/1339

Abstract: A display panel and display device having the same are disclosed. In one aspect, the display panel includes a first substrate including a display region configured to display images and a non-display region surrounding the display region. The display panel further includes a metal pattern disposed in the non-display region, a second substrate opposing the first substrate, and a sealant disposed between and substantially sealing the first and second substrates, wherein the sealant at least partially overlaps the metal pattern. The metal pattern includes a body portion surrounding the display region and a plurality of protrusions extending from the body portion in a direction from the display region to the non-display region.

公开(公告)号：US09936056B2

公开(公告)日：2018-04-03

申请号：US14570515

申请日：2014-12-15

Applicant: Samsung Display Co., Ltd.

Inventor： Sung-Ho Cho ,  Ki-Hyuk Kim ,  Ji-Yong Park

IPC: H05K7/02 ,  H05K9/00 ,  H04M1/02 ,  H01L51/52 ,  H04M1/18 ,  G02F1/1339

CPC classification number: H04M1/0266 ,  G02F1/1339 ,  H01L51/5246 ,  H04M1/18

Abstract: A display panel and display device having the same are disclosed. In one aspect, the display panel includes a first substrate including a display region configured to display images and a non-display region surrounding the display region. The display panel further includes a metal pattern disposed in the non-display region, a second substrate opposing the first substrate, and a sealant disposed between and substantially sealing the first and second substrates, wherein the sealant at least partially overlaps the metal pattern. The metal pattern includes a body portion surrounding the display region and a plurality of protrusions extending from the body portion in a direction from the display region to the non-display region.

公开(公告)号：US09196804B2

公开(公告)日：2015-11-24

申请号：US14186684

申请日：2014-02-21

Applicant: Samsung Display Co., Ltd.

Inventor： Sung-Ho Cho ,  Ji-Yong Park

IPC: H01L33/56 ,  H01L51/52 ,  H01L29/786

CPC classification number: H01L33/56 ,  H01L27/3244 ,  H01L29/786 ,  H01L51/5237 ,  H01L51/5243 ,  H01L51/5246

Abstract: A display apparatus which can be uniformly sealed by an inhomogeneous laser beam is disclosed. One inventive aspect includes a display substrate, an encapsulation substrate and a sealing portion. On the display substrate, a display unit, including a display device, is formed. The encapsulation substrate is formed to face the display substrate. The sealing portion is formed to surround the display unit and bond the display substrate and the encapsulation substrate to each other.

Abstract translation: 公开了可以通过不均匀的激光束均匀地密封的显示装置。 本发明的一个方面包括显示基板，封装基板和密封部分。 在显示基板上形成包括显示装置的显示单元。 封装基板形成为面向显示基板。 密封部形成为围绕显示单元并将显示基板和封装基板彼此接合。

公开(公告)号：US20150102343A1

公开(公告)日：2015-04-16

申请号：US14511070

申请日：2014-10-09

Applicant: Samsung Display Co., Ltd.

Inventor： Ji-Yong Park ,  Tae-Gon Kim

IPC: H01L27/12 ,  H01L21/28 ,  H01L29/786 ,  H01L21/768

CPC classification number: H01L27/124 ,  H01L21/76877 ,  H01L27/1255 ,  H01L27/1259 ,  H01L27/3276 ,  H01L27/3279 ,  H01L29/66757 ,  H01L29/78666 ,  H01L29/78675 ,  H01L29/7869

Abstract: Display substrates and display devices with reduced electrical resistance are disclosed. One inventive aspect includes a switching device, a first wiring and a second wiring. The switching device includes a first semiconductor layer, first and second gate insulation layers, a source electrode and a drain electrode. The source and drain electrodes are formed to electrically connect, through the first and second gate insulation layers, to the first semiconductor layer. The second wiring is formed on the second gate insulation layer and electrically connected to the first wiring.

Abstract translation: 公开了具有降低的电阻的显示基板和显示装置。 一个发明方面包括开关装置，第一布线和第二布线。 开关器件包括第一半导体层，第一和第二栅极绝缘层，源极和漏极。 源极和漏极形成为通过第一和第二栅极绝缘层电连接到第一半导体层。 第二布线形成在第二栅极绝缘层上并电连接到第一布线。

公开(公告)号：US11011552B2

公开(公告)日：2021-05-18

申请号：US16141039

申请日：2018-09-25

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Ji-Yong Park ,  Tae-Gon Kim

IPC: H01L27/12 ,  H01L27/32 ,  H01L29/786 ,  H01L21/768 ,  H01L29/66

Abstract: Display substrates and display devices with reduced electrical resistance are disclosed. One inventive aspect includes a switching device, a first wiring and a second wiring. The switching device includes a first semiconductor layer, first and second gate insulation layers, a source electrode and a drain electrode. The source and drain electrodes are formed to electrically connect, through the first and second gate insulation layers, to the first semiconductor layer. The second wiring is formed on the second gate insulation layer and electrically connected to the first wiring.

公开(公告)号：US10096624B2

公开(公告)日：2018-10-09

申请号：US14511070

申请日：2014-10-09

Applicant: Samsung Display Co., Ltd.

Inventor： Ji-Yong Park ,  Tae-Gon Kim

IPC: H01L27/12 ,  H01L27/32 ,  H01L29/786 ,  H01L29/66 ,  H01L21/768

Abstract: Display substrates and display devices with reduced electrical resistance are disclosed. One inventive aspect includes a switching device, a first wiring and a second wiring. The switching device includes a first semiconductor layer, first and second gate insulation layers, a source electrode and a drain electrode. The source and drain electrodes are formed to electrically connect, through the first and second gate insulation layers, to the first semiconductor layer. The second wiring is formed on the second gate insulation layer and electrically connected to the first wiring.

公开(公告)号：US09214503B2

公开(公告)日：2015-12-15

申请号：US14456169

申请日：2014-08-11

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Dong-Yoon So ,  Tae-Gon Kim ,  Yong-Chul Kim ,  Ji-Yong Park

IPC: H01L51/50 ,  H01L27/32

CPC classification number: H01L27/3246 ,  H01L27/1288 ,  H01L27/3258 ,  H01L2227/323

Abstract: An organic light emitting display panel may include a plurality of thin film transistors on a substrate, an insulating interlayer on the thin film transistors, a plurality of first electrodes on a portion of the insulating interlayer electrically connected to the thin film transistors, a plurality of metal lines on a portion of the insulating interlayer, a pixel defining layer on a portion of the insulating interlayer and a portion of the first electrodes, a plurality of organic light emitting structures on the first electrodes in the pixel area, a second electrode on the organic light emitting structures, and a spacer on the pixel defining layer. The insulation interlayer may partially expose electrodes of the thin film transistors. The pixel defining layer may define a pixel area by partially exposing the first electrodes, and an exposed area of the insulating interlayer by partially exposing the insulating interlayer.

Abstract translation: 有机发光显示面板可以包括在基板上的多个薄膜晶体管，薄膜晶体管上的绝缘中间层，电连接到薄膜晶体管的绝缘层的一部分上的多个第一电极，多个 在绝缘中间层的一部分上的金属线，在绝缘中间层的一部分上的像素限定层和第一电极的一部分，在像素区域中的第一电极上的多个有机发光结构， 有机发光结构和像素限定层上的间隔物。 绝缘中间层可以部分地暴露薄膜晶体管的电极。 像素限定层可以通过部分暴露第一电极和绝缘中间层的暴露区域来部分地暴露绝缘中间层来限定像素区域。