公开(公告)号：US09048369B2

公开(公告)日：2015-06-02

申请号：US14057141

申请日：2013-10-18

Applicant: Japan Display Inc.

Inventor： Toshihiro Sato ,  Hironori Toyoda ,  Jun Fujiyoshi

IPC: H01L29/04 ,  H01L33/10 ,  H01L51/52 ,  H01L27/32 ,  H01L51/50

CPC classification number: H01L27/322 ,  H01L27/3218 ,  H01L27/3246 ,  H01L27/3248 ,  H01L27/3262 ,  H01L33/10 ,  H01L51/5036 ,  H01L51/5206 ,  H01L51/5221 ,  H01L51/5228 ,  H01L51/5234 ,  H01L51/5246 ,  H01L51/5253 ,  H01L51/5271 ,  H01L51/5284 ,  H01L2251/301 ,  H01L2251/305 ,  H01L2251/308 ,  H01L2251/5307

Abstract: There is provided an EL display device of a color filter system which obtains sufficient brightness and contrast while making it difficult to generate a color mixture even if pixels become fine. An EL display device 100 according to the present invention includes a first substrate 1, a circuit layer 2 formed on the first substrate 1, a color selection reflection layer 11 formed in an upper layer of the circuit layer 2, lower electrodes 5 formed in an upper layer of the color selection reflection layer 11, a white light emission EL layer 7 formed in an upper layer of the lower electrodes 5, an upper electrode 8 formed in an upper layer of the EL layer 7, and a sealing layer 9 formed in an upper layer of the upper electrode 8.

Abstract translation: 提供了一种滤色器系统的EL显示装置，其获得足够的亮度和对比度，同时即使像素变细也难以产生混色。 根据本发明的EL显示装置100包括第一基板1，形成在第一基板1上的电路层2，形成在电路层2的上层中的选色反射层11，形成在电路层2中的下电极5 彩色选择反射层11的上层，形成在下电极5的上层中的白色发光EL层7，形成在EL层7的上层中的上电极8和形成在 上电极8的上层。

公开(公告)号：US11832472B2

公开(公告)日：2023-11-28

申请号：US17717194

申请日：2022-04-11

Applicant: Japan Display Inc.

Inventor： Jun Fujiyoshi ,  Kazuto Tsuruoka

IPC: H10K50/844 ,  H10K59/131 ,  H10K77/10 ,  H10K50/84 ,  H10K59/12 ,  H10K71/80 ,  H10K102/00

CPC classification number: H10K50/844 ,  H10K59/131 ,  H10K77/111 ,  H10K50/841 ,  H10K59/1201 ,  H10K71/80 ,  H10K2102/311 ,  Y02E10/549 ,  Y02P70/50

Abstract: The aim is to improve the bending resistance a display device. The display device in one embodiment includes a substrate including a first surface and a second surface and a curved part between the first surface and the second surface, a display element arranged on the first surface, a conducting layer connected with the display element and extending to the second surface from the first surface via the curved part, a plurality of protective layers having a lower ductility than the substrate and arranged in the substrate side and/or opposite side to the substrate side with respect to the conducting layer and along the curved part, wherein each of the plurality of protective layers spreading over the curved part, to a certain region of the first surface side from the curved part, and to a certain region of the second side from the curved part.

公开(公告)号：US09831450B2

公开(公告)日：2017-11-28

申请号：US15175251

申请日：2016-06-07

Applicant: Japan Display Inc.

Inventor： Takuma Nishinohara ,  Yasukazu Kimura ,  Jun Fujiyoshi

IPC: H01L51/00 ,  H01L27/12 ,  H01L27/32 ,  H01L51/52

CPC classification number: H01L51/0097 ,  H01L27/1218 ,  H01L27/1262 ,  H01L27/3248 ,  H01L27/3262 ,  H01L51/5237 ,  H01L51/5253 ,  H01L51/5275 ,  H01L51/529 ,  H01L2251/5338 ,  Y02E10/549

Abstract: A display device includes a first organic layer, a first inorganic layer, a second organic layer, a second inorganic layer, and a thin film transistor. The first organic layer has a roughened top surface. The first inorganic layer has a roughened top surface and is disposed to have a roughened bottom surface that is in contact with the roughened top surface of the first organic layer. The second organic layer has a roughened bottom surface that is in contact with the roughened top surface of the first inorganic layer. The second inorganic layer is disposed to be in contact with the top surface of the second organic layer. The thin film transistor is disposed on the top surface of the second inorganic layer.

公开(公告)号：US09806286B2

公开(公告)日：2017-10-31

申请号：US14742259

申请日：2015-06-17

Applicant: Japan Display Inc.

Inventor： Jun Fujiyoshi ,  Kazuto Tsuruoka

IPC: H01L51/52 ,  H01L51/00 ,  H01L27/32

CPC classification number: H01L51/5253 ,  H01L27/3276 ,  H01L51/0097 ,  H01L51/524 ,  H01L2227/326 ,  H01L2251/5338 ,  Y02E10/549 ,  Y02P70/521

Abstract: The aim is to improve the bending resistance a display device. The display device in one embodiment includes a substrate including a first surface and a second surface and a curved part between the first surface and the second surface, a display element arranged on the first surface, a conducting layer connected with the display element and extending to the second surface from the first surface via the curved part, a plurality of protective layers having a lower ductility than the substrate and arranged in the substrate side and/or opposite side to the substrate side with respect to the conducting layer and along the curved part, wherein each of the plurality of protective layers spreading over the curved part, to a certain region of the first surface side from the curved part, and to a certain region of the second side from the curved part.

公开(公告)号：US09537013B2

公开(公告)日：2017-01-03

申请号：US14665881

申请日：2015-03-23

Applicant: Japan Display Inc.

Inventor： Takuma Nishinohara ,  Toshihiko Itoga ,  Norio Oku ,  Yasukazu Kimura ,  Jun Fujiyoshi

IPC: H01L29/08 ,  H01L29/786 ,  H01L51/00 ,  H01L51/52 ,  H01L27/32

CPC classification number: H01L51/5253 ,  H01L27/322 ,  H01L27/3244 ,  H01L29/78606 ,  H01L51/003 ,  H01L51/0097 ,  H01L51/524 ,  H01L51/56 ,  H01L2251/301 ,  H01L2251/303 ,  H01L2251/5338 ,  H01L2251/566 ,  Y02E10/549

Abstract: A display device is provided including a first substrate comprising a resin material provided with a plurality region provided with a plurality of pixels including a display device, and a second substrate provided facing the first substrate and installed with the pixel region, wherein an outer periphery side surface of the first substrate having a taper shape and including a barrier layer covering an upper layer, lower layer and the outer periphery side surface of the first substrate.

Abstract translation: 提供一种显示装置，包括：第一基板，包括设置有多个区域的树脂材料，所述多个区域设置有包括显示装置的多个像素;以及第二基板，其面向所述第一基板设置并安装所述像素区域，其中外周侧 第一基板的表面具有锥形形状，并且包括覆盖第一基板的上层，下层和外周侧表面的阻挡层。

公开(公告)号：US20150055046A1

公开(公告)日：2015-02-26

申请号：US14533561

申请日：2014-11-05

Applicant: Japan Display Inc. ,  Panasonic Liquid Crystal Display Co., Ltd.

Inventor： Jun Fujiyoshi ,  Yasukazu Kimura ,  Hideo Tanabe ,  Masataka Okamoto ,  Hidekazu Miyake

IPC: G02F1/1333 ,  G02F1/1335 ,  G02F1/1362 ,  G02F1/1368

CPC classification number: G02F1/133305 ,  G02F1/133345 ,  G02F1/133514 ,  G02F1/134363 ,  G02F1/136227 ,  G02F1/1368

Abstract: A liquid crystal display device includes a plurality of pixels, each including a thin-film transistor and a pixel electrode formed above a substrate, and an organic insulation film formed between one electrode of the thin-film transistor and the pixel electrode. The one electrode and the pixel electrode are connected through a contact hole formed in the organic insulation film, and a sidewall of the contact hole, which is made of the organic insulation film, is tapered. An underlying layer beneath the organic insulation film, in contact with to the organic insulation film, includes a lowermost plane extending substantially in parallel to a plane of the substrate and an uppermost plane extending substantially in parallel to the plane of the substrate. A single step of the underlying layer is formed so as to extend between the lowermost plane and the uppermost plane.

Abstract translation: 液晶显示装置包括多个像素，每个像素包括形成在基板上的薄膜晶体管和像素电极，以及形成在薄膜晶体管的一个电极和像素电极之间的有机绝缘膜。 一个电极和像素电极通过形成在有机绝缘膜中的接触孔连接，并且由有机绝缘膜制成的接触孔的侧壁是锥形的。 与有机绝缘膜接触的有机绝缘膜下面的下层包括基本上平行于衬底的平面延伸的最下面的平面和基本平行于衬底的平面延伸的最上面。 底层的单一步骤形成为在最下平面和最上平面之间延伸。