公开(公告)号：US11289558B2

公开(公告)日：2022-03-29

申请号：US16930373

申请日：2020-07-16

Applicant: Semiconductor Energy Laboratory Co., Ltd.

Inventor： Kaoru Hatano ,  Satoshi Seo ,  Shunpei Yamazaki

IPC: H01L27/32 ,  H01L51/00 ,  H01L51/52 ,  H04M1/02

Abstract: The invention relates to: a light-emitting device which includes a first flexible substrate having a first electrode, a light-emitting layer over the first electrode, and a second electrode with a projecting portion over the light-emitting layer and a second flexible substrate having a semiconductor circuit and a third electrode electrically connected to the semiconductor circuit, in which the projecting portion of the second electrode and the third electrode are electrically connected to each other; a method for manufacturing the light-emitting device; and a cellular phone which includes a housing incorporating the light-emitting device and having a longitudinal direction and a lateral direction, in which the light-emitting device is disposed on a front side and in an upper portion in the longitudinal direction of the housing.

公开(公告)号：US11189676B2

公开(公告)日：2021-11-30

申请号：US16371583

申请日：2019-04-01

Applicant: Semiconductor Energy Laboratory Co., Ltd.

Inventor： Kaoru Hatano ,  Satoshi Seo ,  Takaaki Nagata ,  Tatsuya Okano

IPC: H01L27/32 ,  H01L27/12 ,  H01L29/78 ,  H01L33/48 ,  H01L51/00 ,  H01L51/52 ,  H01L29/786 ,  G02F1/1362 ,  H01L51/50

Abstract: It is an object to provide a flexible light-emitting device with long lifetime in a simple way and to provide an inexpensive electronic device with long lifetime using the flexible light-emitting device. A flexible light-emitting device is provided, which includes a substrate having flexibility and a light-transmitting property with respect to visible light; a first adhesive layer over the substrate; an insulating film containing nitrogen and silicon over the first adhesive layer; a light-emitting element including a first electrode, a second electrode facing the first electrode, and an EL layer between the first electrode and the second electrode; a second adhesive layer over the second electrode; and a metal substrate over the second adhesive layer, wherein the thickness of the metal substrate is 10 μm to 200 μm inclusive. Further, an electronic device using the flexible light-emitting device is provided.

公开(公告)号：US10916567B2

公开(公告)日：2021-02-09

申请号：US16732748

申请日：2020-01-02

Applicant: Semiconductor Energy Laboratory Co., Ltd.

Inventor： Satoshi Seo ,  Kaoru Hatano

IPC: H01L27/12 ,  H01L27/32 ,  H01L33/58 ,  H01L33/50 ,  H01L29/786 ,  H01L51/50 ,  H01L51/52

Abstract: A lightweight flexible light-emitting device which is able to possess a curved display portion and display a full color image with high resolution and the manufacturing process thereof are disclosed. The light-emitting device comprises: a plastic substrate; an insulating layer with an adhesive interposed therebetween; a thin film transistor over the insulating layer; a protective insulating film over the thin film transistor; a color filter over the protective insulating film; an interlayer insulating film over the color filter; and a white-emissive light-emitting element formed over the interlayer insulating film and being electrically connected to the thin film transistor.

公开(公告)号：US10896941B2

公开(公告)日：2021-01-19

申请号：US15276071

申请日：2016-09-26

Applicant: Semiconductor Energy Laboratory Co., Ltd.

Inventor： Kaoru Hatano ,  Satoshi Seo ,  Shunpei Yamazaki

IPC: H01L27/32 ,  H01L51/00 ,  H01L51/52 ,  H04M1/02

Abstract: The invention relates to: a light-emitting device which includes a first flexible substrate having a first electrode, a light-emitting layer over the first electrode, and a second electrode with a projecting portion over the light-emitting layer and a second flexible substrate having a semiconductor circuit and a third electrode electrically connected to the semiconductor circuit, in which the projecting portion of the second electrode and the third electrode are electrically connected to each other; a method for manufacturing the light-emitting device; and a cellular phone which includes a housing incorporating the light-emitting device and having a longitudinal direction and a lateral direction, in which the light-emitting device is disposed on a front side and in an upper portion in the longitudinal direction of the housing.

公开(公告)号：US10340319B2

公开(公告)日：2019-07-02

申请号：US15676037

申请日：2017-08-14

Applicant: Semiconductor Energy Laboratory Co., Ltd.

Inventor： Kaoru Hatano ,  Satoshi Seo ,  Takaaki Nagata ,  Tatsuya Okano

IPC: H01L51/52 ,  H01L51/50 ,  H01L51/00 ,  H01L27/32 ,  H01L27/12 ,  H01L29/78 ,  H01L33/48 ,  G02F1/13 ,  H01L29/786 ,  G02F1/1362

Abstract: It is an object to provide a flexible light-emitting device with long lifetime in a simple way and to provide an inexpensive electronic device with long lifetime using the flexible light-emitting device. A flexible light-emitting device is provided, which includes a substrate having flexibility and a light-transmitting property with respect to visible light; a first adhesive layer over the substrate; an insulating film containing nitrogen and silicon over the first adhesive layer; a light-emitting element including a first electrode, a second electrode facing the first electrode, and an EL layer between the first electrode and the second electrode; a second adhesive layer over the second electrode; and a metal substrate over the second adhesive layer, wherein the thickness of the metal substrate is 10 μm to 200 μm inclusive. Further, an electronic device using the flexible light-emitting device is provided.

公开(公告)号：US20180212006A1

公开(公告)日：2018-07-26

申请号：US15927436

申请日：2018-03-21

Applicant: Semiconductor Energy Laboratory Co., Ltd.

Inventor： Shunpei Yamazaki ,  Masahiro Katayama ,  Shingo Eguchi ,  Yoshiaki Oikawa ,  Ami Nakamura ,  Satoshi Seo ,  Kaoru Hatano

IPC: H01L27/32 ,  H05B33/12 ,  H05B33/04 ,  H05B33/02 ,  H01L51/52 ,  H01L27/12 ,  H01L51/00 ,  H01L29/786

CPC classification number: H01L27/3246 ,  H01L27/1214 ,  H01L27/1218 ,  H01L27/1266 ,  H01L29/7869 ,  H01L51/003 ,  H01L51/52 ,  H01L51/524 ,  H01L51/5253 ,  H01L2251/5338 ,  H05B33/02 ,  H05B33/04 ,  H05B33/12

Abstract: Thinned and highly reliable light emitting elements are provided. Further, light emitting devices in which light emitting elements are fowled over flexible substrates are manufactured with high yield. One light emitting device includes a flexible substrate, a light emitting element faulted over the flexible substrate, and a resin film covering the light emitting element, and in the light emitting element, an insulating layer serving as a partition has a convex portion and the convex portion is embedded in the resin film, that is, the resin film covers an entire surface of the insulating layer and an entire surface of the second electrode, whereby the light emitting element can be thinned and highly reliable. In addition, a light emitting device can be manufactured with high yield in a manufacturing process thereof.

公开(公告)号：US09917112B2

公开(公告)日：2018-03-13

申请号：US15088200

申请日：2016-04-01

Applicant: Semiconductor Energy Laboratory Co., Ltd.

Inventor： Shunpei Yamazaki ,  Kaoru Hatano

IPC: G02F1/136 ,  H01L27/12 ,  G02F1/1333 ,  G02F1/1343 ,  G02F1/1362 ,  H01L29/24 ,  H01L29/786

CPC classification number: H01L27/124 ,  G02F1/1333 ,  G02F1/1343 ,  G02F1/136213 ,  G02F1/136227 ,  G02F2001/136231 ,  G02F2201/50 ,  H01L27/1225 ,  H01L27/1259 ,  H01L29/24 ,  H01L29/78618 ,  H01L29/7869 ,  H01L29/78696

Abstract: Provided is a method to manufacture a liquid crystal display device in which a contact hole for the electrical connection of the pixel electrode and one of the source and drain electrode of a transistor and a contact hole for the processing of a semiconductor layer are formed simultaneously. The method contributes to the reduction of a photography step. The transistor includes an oxide semiconductor layer where a channel formation region is formed.

公开(公告)号：US09715103B2

公开(公告)日：2017-07-25

申请号：US14224742

申请日：2014-03-25

Applicant: Semiconductor Energy Laboratory Co., Ltd.

Inventor： Kaoru Hatano

IPC: G02F1/1335 ,  G02B26/00 ,  H01L27/32 ,  H01L51/52 ,  G02F1/13 ,  G02F1/15 ,  G02F1/157

CPC classification number: G02B26/005 ,  G02F1/13 ,  G02F1/15 ,  G02F1/157 ,  G02F2201/44 ,  H01L27/326 ,  H01L51/524 ,  H01L51/5262

Abstract: A display panel can display images or information on at least one surface side and transmit external light through a transmissive display element. The display panel includes a plurality of light-emitting elements that emit light to the one surface side and can be driven independently and a plurality of transmissive display elements that can be driven independently. Alternatively, a display panel transmits external light through a double-side light-emitting element and a transmissive display element. The display panel includes a plurality of double-side light-emitting elements that can be driven independently and a plurality of transmissive display elements that can be driven independently.

公开(公告)号：US09240525B2

公开(公告)日：2016-01-19

申请号：US14162042

申请日：2014-01-23

Applicant: Semiconductor Energy Laboratory Co., Ltd.

Inventor： Shunpei Yamazaki ,  Kaoru Hatano ,  Masahiro Katayama ,  Shingo Eguchi ,  Yoshiaki Oikawa ,  Ami Nakamura

IPC: H01L27/14 ,  H01L29/04 ,  H01L29/15 ,  H01L31/036 ,  H01L33/48 ,  H01L51/52 ,  H05B33/04 ,  H05B33/10 ,  H05B33/22 ,  H01L27/146 ,  H01L27/32 ,  H01L33/08

CPC classification number: H01L51/5246 ,  H01L27/14609 ,  H01L27/1463 ,  H01L27/14689 ,  H01L27/322 ,  H01L27/3244 ,  H01L27/3276 ,  H01L33/08 ,  H01L33/48 ,  H01L51/5243 ,  H01L51/5253 ,  H01L51/5278 ,  H01L2227/323 ,  H01L2251/5338 ,  H01L2251/5361 ,  H05B33/04 ,  H05B33/10 ,  H05B33/22

Abstract: It is an object to provide a flexible light-emitting device with high reliability in a simple way. Further, it is an object to provide an electronic device or a lighting device each mounted with the light-emitting device. A light-emitting device with high reliability can be obtained with the use of a light-emitting device having the following structure: an element portion including a light-emitting element is interposed between a substrate having flexibility and a light-transmitting property with respect to visible light and a metal substrate; and insulating layers provided over and under the element portion are in contact with each other in the outer periphery of the element portion to seal the element portion. Further, by mounting an electronic device or a lighting device with a light-emitting device having such a structure, an electronic device or a lighting device with high reliability can be obtained.

Abstract translation: 本发明的目的是以简单的方式提供具有高可靠性的柔性发光装置。 此外，其目的是提供一种每个安装有发光装置的电子装置或照明装置。 通过使用具有以下结构的发光装置，可以获得高可靠性的发光装置：包括发光元件的元件部分介于具有柔性的基板和相对于 可见光和金属基板; 并且设置在元件部分之上和之下的绝缘层在元件部分的外周彼此接触以密封元件部分。 此外，通过使用具有这种结构的发光装置安装电子装置或照明装置，可以获得具有高可靠性的电子装置或照明装置。

公开(公告)号：US09006965B2

公开(公告)日：2015-04-14

申请号：US14169553

申请日：2014-01-31

Applicant: Semiconductor Energy Laboratory Co., Ltd.

Inventor： Satoshi Seo ,  Kaoru Hatano

IPC: H01J1/62 ,  H01J63/04 ,  H01L33/58 ,  H01L27/12 ,  H01L27/32 ,  H01L29/786 ,  H01L51/50 ,  H01L51/52

CPC classification number: H01L27/1225 ,  H01L27/1214 ,  H01L27/1218 ,  H01L27/1266 ,  H01L27/322 ,  H01L27/3258 ,  H01L29/7869 ,  H01L33/507 ,  H01L33/58 ,  H01L51/5036 ,  H01L51/52 ,  H01L2227/323 ,  H01L2227/326 ,  H01L2251/5338

Abstract: A lightweight flexible light-emitting device which is able to possess a curved display portion and display a full color image with high resolution and the manufacturing process thereof are disclosed. The light-emitting device comprises: a plastic substrate; an insulating layer with an adhesive interposed therebetween; a thin film transistor over the insulating layer; a protective insulating film over the thin film transistor; a color filter over the protective insulating film; an interlayer insulating film over the color filter; and a white-emissive light-emitting element formed over the interlayer insulating film and being electrically connected to the thin film transistor.

Abstract translation: 公开了一种能够具有弯曲显示部分并以高分辨率显示全色图像的轻巧柔性发光装置及其制造方法。 发光装置包括：塑料基板; 绝缘层，其间插入有粘合剂; 绝缘层上的薄膜晶体管; 薄膜晶体管上的保护绝缘膜; 保护绝缘膜上的滤色器; 滤色器上的层间绝缘膜; 以及形成在所述层间绝缘膜上并且与所述薄膜晶体管电连接的白色发光发光元件。