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公开(公告)号:US10924595B2
公开(公告)日:2021-02-16
申请号:US15814930
申请日:2017-11-16
Applicant: Semiconductor Energy Laboratory Co., Ltd.
Inventor: Shunpei Yamazaki , Yoshiharu Hirakata , Tomoya Aoyama , Akihiro Chida
Abstract: A light-emitting device or a display device that is less likely to be broken is provided. Provided is a light-emitting device including an element layer and a substrate over the element layer. At least a part of the substrate is bent to the element layer side. The substrate has a light-transmitting property and a refractive index that is higher than that of the air. The element layer includes a light-emitting element that emits light toward the substrate side. Alternatively, provided is a light-emitting device including an element layer and a substrate covering a top surface and at least one side surface of the element layer. The substrate has a light-transmitting property and a refractive index that is higher than that of the air. The element layer includes a light-emitting element that emits light toward the substrate side.
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公开(公告)号:US10560559B2
公开(公告)日:2020-02-11
申请号:US15814930
申请日:2017-11-16
Applicant: Semiconductor Energy Laboratory Co., Ltd.
Inventor: Shunpei Yamazaki , Yoshiharu Hirakata , Tomoya Aoyama , Akihiro Chida
Abstract: A light-emitting device or a display device that is less likely to be broken is provided. Provided is a light-emitting device including an element layer and a substrate over the element layer. At least a part of the substrate is bent to the element layer side. The substrate has a light-transmitting property and a refractive index that is higher than that of the air. The element layer includes a light-emitting element that emits light toward the substrate side. Alternatively, provided is a light-emitting device including an element layer and a substrate covering a top surface and at least one side surface of the element layer. The substrate has a light-transmitting property and a refractive index that is higher than that of the air. The element layer includes a light-emitting element that emits light toward the substrate side.
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公开(公告)号:US10522574B2
公开(公告)日:2019-12-31
申请号:US15591156
申请日:2017-05-10
Applicant: Semiconductor Energy Laboratory Co., Ltd.
Inventor: Akihiro Chida , Tatsuya Sakuishi , Daiki Nakamura , Tomoya Aoyama , Kohei Yokoyama , Daisuke Kubota
IPC: H01L27/12 , H01L27/32 , H01L51/00 , H01L29/786
Abstract: A method for manufacturing a display device is provided. The method includes a step of forming a first layer over a first substrate, a terminal electrode over the first layer, a display element over the first layer, and a peeling layer overlapping with the terminal electrode, a step of forming a second layer over a second substrate, a step of attaching the first substrate to the second substrate with a bonding layer therebetween, a step of separating the first substrate from the first layer, a step of attaching a third substrate to the first layer, a step of separating the second substrate from the second layer together with part of the bonding layer, and a step of attaching a fourth substrate to the second layer. At least one of the first layer and the second layer includes an organic film.
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公开(公告)号:US10510992B2
公开(公告)日:2019-12-17
申请号:US15922288
申请日:2018-03-15
Applicant: Semiconductor Energy Laboratory Co., Ltd.
Inventor: Akihiro Chida , Kaoru Hatano , Tomoya Aoyama , Ryu Komatsu , Masatoshi Kataniwa
Abstract: A method for exposing an electrode terminal covered with an organic film in a light-emitting device without damaging the electrode terminal is provided. In a region of the electrode terminal to which electric power from an external power supply or an external signal is input, an island-shaped organic compound-containing layer is formed and the organic film is formed thereover. The organic film is removed by utilizing low adhesion of an interface between the organic compound-containing layer and the electrode terminal, whereby the electrode terminal can be exposed without damage to the electrode terminal.
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公开(公告)号:US10448531B2
公开(公告)日:2019-10-15
申请号:US16130491
申请日:2018-09-13
Applicant: Semiconductor Energy Laboratory Co., Ltd.
Inventor: Akihiro Chida , Hisao Ikeda , Yoshiharu Hirakata
Abstract: A novel foldable and highly portable display device is provided. Further, a novel display device capable of displaying information or the like on a seamless large screen is provided. The display device includes a flexible display panel, a first housing provided with a storage portion that includes a space in which pulled one end of the display panel is stored, a folding mechanism connected to the first housing, and a second housing connected to the folding mechanism. The other end of the display panel is connected to the second housing so that the display panel can be drawn in accordance with an opening operation of the folding mechanism and stored in accordance with a closing operation of the folding mechanism.
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公开(公告)号:US10141526B2
公开(公告)日:2018-11-27
申请号:US15252295
申请日:2016-08-31
Applicant: Semiconductor Energy Laboratory Co., Ltd.
Inventor: Tatsuya Sakuishi , Yutaka Uchida , Hiroki Adachi , Saki Eguchi , Junpei Yanaka , Kayo Kumakura , Seiji Yasumoto , Kohei Yokoyama , Akihiro Chida
IPC: H01L51/00 , B32B7/02 , B32B37/02 , B32B37/18 , B32B38/10 , B32B7/12 , B32B15/08 , B32B15/18 , B32B15/20 , B32B17/00 , B32B27/20 , B32B27/28 , B32B27/30 , B32B27/32 , B32B27/34 , B32B27/36 , B32B7/06 , B32B17/06 , B32B37/10 , B32B37/12 , H01L51/52
Abstract: A flexible device is provided. The hardness of a bonding layer of the flexible device is set to be higher than Shore D of 70, or preferably higher than or equal to Shore D of 80. The coefficient of expansion of a flexible substrate of the flexible device is set to be less than 58 ppm/° C., or preferably less than or equal to 30 ppm/° C.
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公开(公告)号:US10079353B2
公开(公告)日:2018-09-18
申请号:US15810249
申请日:2017-11-13
Applicant: Semiconductor Energy Laboratory Co., Ltd.
Inventor: Tatsuya Sakuishi , Yutaka Uchida , Hiroki Adachi , Saki Eguchi , Junpei Yanaka , Kayo Kumakura , Seiji Yasumoto , Kohei Yokoyama , Akihiro Chida
CPC classification number: H01L51/0097 , B32B7/02 , B32B7/06 , B32B7/12 , B32B15/08 , B32B15/18 , B32B15/20 , B32B17/00 , B32B17/06 , B32B27/20 , B32B27/286 , B32B27/30 , B32B27/325 , B32B27/34 , B32B27/36 , B32B27/365 , B32B37/02 , B32B37/10 , B32B37/1292 , B32B37/18 , B32B38/10 , B32B2250/05 , B32B2255/20 , B32B2260/021 , B32B2260/046 , B32B2264/102 , B32B2307/202 , B32B2307/40 , B32B2307/50 , B32B2307/536 , B32B2307/558 , B32B2310/0843 , B32B2315/08 , B32B2457/20 , H01L51/003 , H01L51/5253 , H01L2251/5338 , Y02E10/549 , Y02P70/521
Abstract: A flexible device is provided. The hardness of a bonding layer of the flexible device is set to be higher than Shore D of 70, or preferably higher than or equal to Shore D of 80. The coefficient of expansion of a flexible substrate of the flexible device is set to be less than 58 ppm/° C., or preferably less than or equal to 30 ppm/° C.
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公开(公告)号:US20180205042A1
公开(公告)日:2018-07-19
申请号:US15922288
申请日:2018-03-15
Applicant: Semiconductor Energy Laboratory Co., Ltd.
Inventor: Akihiro Chida , Kaoru HATANO , Tomoya AOYAMA , Ryu KOMATSU , Masatoshi KATANIWA
Abstract: A method for exposing an electrode terminal covered with an organic film in a light-emitting device without damaging the electrode terminal is provided. In a region of the electrode terminal to which electric power from an external power supply or an external signal is input, an island-shaped organic compound-containing layer is formed and the organic film is formed thereover. The organic film is removed by utilizing low adhesion of an interface between the organic compound-containing layer and the electrode terminal, whereby the electrode terminal can be exposed without damage to the electrode terminal.
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公开(公告)号:US09923174B2
公开(公告)日:2018-03-20
申请号:US15141157
申请日:2016-04-28
Applicant: Semiconductor Energy Laboratory Co., Ltd.
Inventor: Akihiro Chida , Kaoru Hatano , Tomoya Aoyama , Ryu Komatsu , Masatoshi Kataniwa
CPC classification number: H01L51/56 , H01L27/1225 , H01L27/3246 , H01L27/3276 , H01L51/5203 , H01L51/5237 , H01L51/5246 , H01L51/5253 , H01L2227/323 , H01L2227/326 , H01L2251/5338 , H01L2251/5361
Abstract: A method for exposing an electrode terminal covered with an organic film in a light-emitting device without damaging the electrode terminal is provided. In a region of the electrode terminal to which electric power from an external power supply or an external signal is input, an island-shaped organic compound-containing layer is formed and the organic film is formed thereover. The organic film is removed by utilizing low adhesion of an interface between the organic compound-containing layer and the electrode terminal, whereby the electrode terminal can be exposed without damage to the electrode terminal.
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公开(公告)号:US09848070B2
公开(公告)日:2017-12-19
申请号:US15164057
申请日:2016-05-25
Applicant: Semiconductor Energy Laboratory Co., Ltd.
Inventor: Shunpei Yamazaki , Yoshiharu Hirakata , Tomoya Aoyama , Akihiro Chida
IPC: H01L27/32 , H01L51/00 , H01L51/52 , H04M1/02 , H04B1/38 , G06F3/00 , H01L51/50 , G06F3/041 , H04B1/3888
CPC classification number: H04M1/0266 , G06F3/0412 , G06F2203/04103 , H01L27/3227 , H01L27/323 , H01L27/3276 , H01L51/003 , H01L51/0097 , H01L51/5012 , H01L51/5237 , H01L51/524 , H01L51/5253 , H01L2227/323 , H01L2251/5338 , H04B1/3888 , Y02E10/549
Abstract: A light-emitting device or a display device that is less likely to be broken is provided. Provided is a light-emitting device including an element layer and a substrate over the element layer. At least a part of the substrate is bent to the element layer side. The substrate has a light-transmitting property and a refractive index that is higher than that of the air. The element layer includes a light-emitting element that emits light toward the substrate side. Alternatively, provided is a light-emitting device including an element layer and a substrate covering a top surface and at least one side surface of the element layer. The substrate has a light-transmitting property and a refractive index that is higher than that of the air. The element layer includes a light-emitting element that emits light toward the substrate side.
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