公开(公告)号：US11322722B2

公开(公告)日：2022-05-03

申请号：US17015145

申请日：2020-09-09

Applicant: Japan Display Inc.

Inventor： Jun Fujiyoshi ,  Kazuto Tsuruoka

IPC: H01L29/22 ,  H01L51/52 ,  H01L51/00 ,  H01L27/32

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：US10797265B2

公开(公告)日：2020-10-06

申请号：US16430933

申请日：2019-06-04

Applicant: Japan Display Inc.

Inventor： Jun Fujiyoshi ,  Kazuto Tsuruoka

IPC: H01L29/06 ,  H01L51/52 ,  H01L51/00 ,  H01L27/32

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：US09933668B2

公开(公告)日：2018-04-03

申请号：US14985348

申请日：2015-12-30

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

Inventor： Yasuhiro Mizuno ,  Junji Tanno ,  Shinsuke Hayahara ,  Masato Sakurai ,  Yasukazu Kimura ,  Jun Fujiyoshi

IPC: G02F1/1335 ,  G02F1/1343 ,  G02F1/1362 ,  G02F1/1368 ,  H01L27/12 ,  H01L29/786

CPC classification number: G02F1/134309 ,  G02F1/133514 ,  G02F1/136209 ,  G02F1/136227 ,  G02F1/136286 ,  G02F1/1368 ,  G02F2001/136222 ,  G02F2001/136236 ,  H01L27/1214 ,  H01L27/1222 ,  H01L27/124 ,  H01L29/78675

Abstract: Display device, including: substrates, color filters having first and second color filters, drain and gate signal lines (of light blocking material), wherein, an overlapping portion adjacent the first and second color filter overlap, is formed on a region with one of the drain or gate signal lines, a first color filter edge is a first taper and a second color filter edge is a second taper, in the overlapping portion, the first taper is closer to the drain or gate signal line than the second taper in the overlapping portion, the first taper angle is 45° or more and 90° or less corresponding to a surface of the drain or gate signal line, the second taper angle is 45° or more and 90° or less corresponding to a surface of the first taper and, the first taper angle is larger than the second taper angle.

公开(公告)号：US09614011B2

公开(公告)日：2017-04-04

申请号：US14978639

申请日：2015-12-22

Applicant: Japan Display Inc.

Inventor： Toshihiro Sato ,  Hironori Toyoda ,  Jun Fujiyoshi

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

公开(公告)号：US10355240B2

公开(公告)日：2019-07-16

申请号：US15719664

申请日：2017-09-29

Applicant: Japan Display Inc.

Inventor： Jun Fujiyoshi ,  Kazuto Tsuruoka

IPC: H01L29/06 ,  H01L51/52 ,  H01L51/00 ,  H01L27/32

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：US20180026231A1

公开(公告)日：2018-01-25

申请号：US15719664

申请日：2017-09-29

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：US09685631B2

公开(公告)日：2017-06-20

申请号：US15355121

申请日：2016-11-18

Applicant: Japan Display Inc.

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

IPC: H01L29/08 ,  H01L51/52 ,  H01L29/786 ,  H01L51/00 ,  H01L27/32 ,  H01L51/56

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.

公开(公告)号：US09274367B2

公开(公告)日：2016-03-01

申请号：US14575581

申请日：2014-12-18

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

Inventor： Yasuhiro Mizuno ,  Junji Tanno ,  Shinsuke Hayahara ,  Masato Sakurai ,  Yasukazu Kimura ,  Jun Fujiyoshi

IPC: G02F1/1335 ,  G02F1/1362 ,  G02F1/1343 ,  G02F1/1368 ,  H01L27/12

CPC classification number: G02F1/134309 ,  G02F1/133514 ,  G02F1/136209 ,  G02F1/136227 ,  G02F1/136286 ,  G02F1/1368 ,  G02F2001/136222 ,  G02F2001/136236 ,  H01L27/1214 ,  H01L27/1222 ,  H01L27/124 ,  H01L29/78675

Abstract: Display device, including: substrates, color filters having first and second color filters, drain and gate signal lines (of light blocking material), wherein, an overlapping portion adjacent the first and second color filter overlap, is formed on a region with one of the drain or gate signal lines, a first color filter edge is a first taper and a second color filter edge is a second taper, in the overlapping portion, the first taper is closer to the drain or gate signal line than the second taper in the overlapping portion, the first taper angle is 45° or more and 90° or less corresponding to a surface of the drain or gate signal line, the second taper angle is 45° or more and 90° or less corresponding to a surface of the first taper and, the first taper angle is larger than the second taper angle.

Abstract translation: 显示装置，包括：基板，具有第一和第二滤色器的滤色器，漏极和栅极信号线（遮光材料），其中，与第一和第二滤色器重叠的重叠部分形成在具有以下之一的区域上： 漏极或栅极信号线，第一滤色器边缘是第一锥形，第二滤色器边缘是第二锥形，在重叠部分中，第一锥形比第二锥度更靠近漏极或栅极信号线 所述第一锥角对应于所述漏极或栅极信号线的表面为45°以上且90°以下，所述第二锥角为对应于所述第一倾斜面的表面的45°以上且90°以下 锥形，第一锥角大于第二锥角。

公开(公告)号：US09257491B2

公开(公告)日：2016-02-09

申请号：US14683628

申请日：2015-04-10

Applicant: JAPAN DISPLAY INC.

Inventor： Toshihiro Sato ,  Hironori Toyoda ,  Jun Fujiyoshi

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

公开(公告)号：US20170221974A1

公开(公告)日：2017-08-03

申请号：US15492050

申请日：2017-04-20

Applicant: Japan Display Inc.

Inventor： Yasukazu KIMURA ,  Norio Oku ,  Toshihiko Itoga ,  Takeshi Kuriyagawa ,  Jun Fujiyoshi ,  Takuma Nishinohara

IPC: H01L27/32 ,  H01L51/52

CPC classification number: H01L27/3246 ,  H01L27/3258 ,  H01L51/5209 ,  H01L51/5218 ,  H01L51/5271 ,  H01L2251/5338

Abstract: A display device is comprising an insulating layer provided above a substrate, a pixel electrode provided on the insulating layer, a bank layer covering a periphery edge part of the pixel electrode, a light emitting layer provided across to a surface layer part of the bank layer from the pixel electrode, and a common electrode provided on the light emitting layer, wherein the pixel electrode including a slanting region having a periphery edge part becoming higher compared to a center region, and an edge part of the bank layer overlaps the slanting region of the pixel electrode.