公开(公告)号：US07541734B2

公开(公告)日：2009-06-02

申请号：US10947316

申请日：2004-09-23

申请人： Shunpei Yamazaki ,  Junichiro Sakata ,  Hisao Ikeda ,  Yasuo Nakamura ,  Keiko Saito

发明人： Shunpei Yamazaki ,  Junichiro Sakata ,  Hisao Ikeda ,  Yasuo Nakamura ,  Keiko Saito

IPC分类号： H01J63/04 ,  H01J1/62

CPC分类号： H01L27/3272 ,  H01L27/1218 ,  H01L27/1222 ,  H01L27/3211 ,  H01L27/322 ,  H01L27/3244 ,  H01L27/3248 ,  H01L33/08 ,  H01L33/36 ,  H01L33/50 ,  H01L33/56 ,  H01L33/58 ,  H01L51/5052 ,  H01L51/5088 ,  H01L51/5092 ,  H01L51/5203 ,  H01L51/5212 ,  H01L51/5228 ,  H01L51/5237 ,  H01L51/5246 ,  H01L51/5253 ,  H01L51/5259 ,  H01L51/5262 ,  H01L51/5284 ,  H01L51/56 ,  H01L2251/5315

摘要： It is an object of the present invention to provide a light-emitting device that is high in color purity of light and is high in light extraction efficiency, where sputtering is used to form an electrode on an electroluminescent layer without damage to a layer including an organic material.The present invention provides a light-emitting device comprising a first light-emitting element that emits red light, a second light-emitting element that emits green light, a third light-emitting element that emits blue light, and a color filter, where the color filter comprises a first coloring layer that selectively transmits red light, a second coloring layer that selectively transmits green light, and a third coloring layer that selectively transmits blue light, the first to third light-emitting elements respectively correspond to the first to third coloring layers, wherein each of the first to third light-emitting elements has a first electrode, an electroluminescent layer formed on the first electrode, and a second electrode formed on the electroluminescent layer, and wherein the electroluminescent layer includes a layer in contact with the second electrode, and a metal oxide or a benzoxazole derivative is included in the layer in contact with the second electrode.

摘要翻译： 本发明的一个目的是提供一种光的色纯度高，光提取效率高的发光装置，其中使用溅射法在电致发光层上形成电极而不会损伤包括 有机材料。 本发明提供一种包括发射红光的第一发光元件，发出绿光的第二发光元件，发出蓝光的第三发光元件和滤色器的发光器件，其中 滤色器包括选择性地透射红光的第一着色层，选择性地透射绿光的第二着色层和选择性地透射蓝光的第三着色层，第一至第三发光元件分别对应于第一至第三着色层 层，其中第一至第三发光元件中的每一个具有第一电极，形成在第一电极上的电致发光层和形成在电致发光层上的第二电极，并且其中电致发光层包括与第二电极接触的层 电极和与第二电极接触的层中包含金属氧化物或苯并恶唑衍生物。

公开(公告)号：US20050073247A1

公开(公告)日：2005-04-07

申请号：US10947316

申请日：2004-09-23

申请人： Shunpei Yamazaki ,  Junichiro Sakata ,  Hisao Ikeda ,  Yasuo Nakamura ,  Keiko Saito

发明人： Shunpei Yamazaki ,  Junichiro Sakata ,  Hisao Ikeda ,  Yasuo Nakamura ,  Keiko Saito

IPC分类号： H01L27/32 ,  H01L51/50 ,  H01L51/52 ,  H05B33/00 ,  H05B33/02 ,  H05B33/14 ,  H05B33/26

CPC分类号： H01L27/3272 ,  H01L27/1218 ,  H01L27/1222 ,  H01L27/3211 ,  H01L27/322 ,  H01L27/3244 ,  H01L27/3248 ,  H01L33/08 ,  H01L33/36 ,  H01L33/50 ,  H01L33/56 ,  H01L33/58 ,  H01L51/5052 ,  H01L51/5088 ,  H01L51/5092 ,  H01L51/5203 ,  H01L51/5212 ,  H01L51/5228 ,  H01L51/5237 ,  H01L51/5246 ,  H01L51/5253 ,  H01L51/5259 ,  H01L51/5262 ,  H01L51/5284 ,  H01L51/56 ,  H01L2251/5315

摘要： It is an object of the present invention to provide a light-emitting device that is high in color purity of light and is high in light extraction efficiency, where sputtering is used to form an electrode on an electroluminescent layer without damage to a layer including an organic material. The present invention provides a light-emitting device comprising a first light-emitting element that emits red light, a second light-emitting element that emits green light, a third light-emitting element that emits blue light, and a color filter, where the color filter comprises a first coloring layer that selectively transmits red light, a second coloring layer that selectively transmits green light, and a third coloring layer that selectively transmits blue light, the first to third light-emitting elements respectively correspond to the first to third coloring layers, wherein each of the first to third light-emitting elements has a first electrode, an electroluminescent layer formed on the first electrode, and a second electrode formed on the electroluminescent layer, and wherein the electroluminescent layer includes a layer in contact with the second electrode, and a metal oxide or a benzoxazole derivative is included in the layer in contact with the second electrode.

摘要翻译： 本发明的一个目的是提供一种光的色纯度高，光提取效率高的发光装置，其中使用溅射法在电致发光层上形成电极而不会损伤包括 有机材料。 本发明提供一种包括发射红光的第一发光元件，发出绿光的第二发光元件，发出蓝光的第三发光元件和滤色器的发光器件，其中 滤色器包括选择性地透射红光的第一着色层，选择性地透射绿光的第二着色层和选择性地透射蓝光的第三着色层，第一至第三发光元件分别对应于第一至第三着色层 层，其中第一至第三发光元件中的每一个具有第一电极，形成在第一电极上的电致发光层和形成在电致发光层上的第二电极，并且其中电致发光层包括与第二电极接触的层 电极和与第二电极接触的层中包含金属氧化物或苯并恶唑衍生物。

公开(公告)号：US08138667B2

公开(公告)日：2012-03-20

申请号：US12434777

申请日：2009-05-04

申请人： Shunpei Yamazaki ,  Junichiro Sakata ,  Hisao Ikeda ,  Yasuo Nakamura ,  Keiko Saito

发明人： Shunpei Yamazaki ,  Junichiro Sakata ,  Hisao Ikeda ,  Yasuo Nakamura ,  Keiko Saito

IPC分类号： H01J1/62 ,  H01J63/04

CPC分类号： H01L27/3272 ,  H01L27/1218 ,  H01L27/1222 ,  H01L27/3211 ,  H01L27/322 ,  H01L27/3244 ,  H01L27/3248 ,  H01L33/08 ,  H01L33/36 ,  H01L33/50 ,  H01L33/56 ,  H01L33/58 ,  H01L51/5052 ,  H01L51/5088 ,  H01L51/5092 ,  H01L51/5203 ,  H01L51/5212 ,  H01L51/5228 ,  H01L51/5237 ,  H01L51/5246 ,  H01L51/5253 ,  H01L51/5259 ,  H01L51/5262 ,  H01L51/5284 ,  H01L51/56 ,  H01L2251/5315

摘要： It is an object of the present invention to provide a light-emitting device that is high in color purity of light and is high in light extraction efficiency, where sputtering is used to form an electrode on an electroluminescent layer without damage to a layer including an organic material.The present invention provides a light-emitting device comprising a first light-emitting element that emits red light, a second light-emitting element that emits green light, a third light-emitting element that emits blue light, and a color filter, where the color filter comprises a first coloring layer that selectively transmits red light, a second coloring layer that selectively transmits green light, and a third coloring layer that selectively transmits blue light, the first to third light-emitting elements respectively correspond to the first to third coloring layers, wherein each of the first to third light-emitting elements has a first electrode, an electroluminescent layer formed on the first electrode, and a second electrode formed on the electroluminescent layer, and wherein the electroluminescent layer includes a layer in contact with the second electrode, and a metal oxide or a benzoxazole derivative is included in the layer in contact with the second electrode.

摘要翻译： 本发明的一个目的是提供一种光的色纯度高，光提取效率高的发光装置，其中使用溅射法在电致发光层上形成电极而不会损伤包括 有机材料。 本发明提供一种包括发射红光的第一发光元件，发出绿光的第二发光元件，发出蓝光的第三发光元件和滤色器的发光器件，其中 滤色器包括选择性地透射红光的第一着色层，选择性地透射绿光的第二着色层和选择性地透射蓝光的第三着色层，第一至第三发光元件分别对应于第一至第三着色层 层，其中第一至第三发光元件中的每一个具有第一电极，形成在第一电极上的电致发光层和形成在电致发光层上的第二电极，并且其中电致发光层包括与第二电极接触的层 电极和与第二电极接触的层中包含金属氧化物或苯并恶唑衍生物。

公开(公告)号：US20090206726A1

公开(公告)日：2009-08-20

申请号：US12434777

申请日：2009-05-04

申请人： Shunpei Yamazaki ,  Junichiro Sakata ,  Hisao Ikeda ,  Yasuo Nakamura ,  Keiko Saito

发明人： Shunpei Yamazaki ,  Junichiro Sakata ,  Hisao Ikeda ,  Yasuo Nakamura ,  Keiko Saito

IPC分类号： H01J1/62

CPC分类号： H01L27/3272 ,  H01L27/1218 ,  H01L27/1222 ,  H01L27/3211 ,  H01L27/322 ,  H01L27/3244 ,  H01L27/3248 ,  H01L33/08 ,  H01L33/36 ,  H01L33/50 ,  H01L33/56 ,  H01L33/58 ,  H01L51/5052 ,  H01L51/5088 ,  H01L51/5092 ,  H01L51/5203 ,  H01L51/5212 ,  H01L51/5228 ,  H01L51/5237 ,  H01L51/5246 ,  H01L51/5253 ,  H01L51/5259 ,  H01L51/5262 ,  H01L51/5284 ,  H01L51/56 ,  H01L2251/5315

摘要： It is an object of the present invention to provide a light-emitting device that is high in color purity of light and is high in light extraction efficiency, where sputtering is used to form an electrode on an electroluminescent layer without damage to a layer including an organic material.The present invention provides a light-emitting device comprising a first light-emitting element that emits red light, a second light-emitting element that emits green light, a third light-emitting element that emits blue light, and a color filter, where the color filter comprises a first coloring layer that selectively transmits red light, a second coloring layer that selectively transmits green light, and a third coloring layer that selectively transmits blue light, the first to third light-emitting elements respectively correspond to the first to third coloring layers, wherein each of the first to third light-emitting elements has a first electrode, an electroluminescent layer formed on the first electrode, and a second electrode formed on the electroluminescent layer, and wherein the electroluminescent layer includes a layer in contact with the second electrode, and a metal oxide or a benzoxazole derivative is included in the layer in contact with the second electrode.

摘要翻译： 本发明的一个目的是提供一种光的色纯度高，光提取效率高的发光装置，其中使用溅射法在电致发光层上形成电极而不会损伤包括 有机材料。 本发明提供一种包括发射红光的第一发光元件，发出绿光的第二发光元件，发出蓝光的第三发光元件和滤色器的发光器件，其中 滤色器包括选择性地透射红光的第一着色层，选择性地透射绿光的第二着色层和选择性地透射蓝光的第三着色层，第一至第三发光元件分别对应于第一至第三着色层 层，其中第一至第三发光元件中的每一个具有第一电极，形成在第一电极上的电致发光层和形成在电致发光层上的第二电极，并且其中电致发光层包括与第二电极接触的层 电极和与第二电极接触的层中包含金属氧化物或苯并恶唑衍生物。

公开(公告)号：US09070894B2

公开(公告)日：2015-06-30

申请号：US13417551

申请日：2012-03-12

申请人： Shunpei Yamazaki ,  Junichiro Sakata ,  Hisao Ikeda ,  Yasuo Nakamura ,  Keiko Saito

发明人： Shunpei Yamazaki ,  Junichiro Sakata ,  Hisao Ikeda ,  Yasuo Nakamura ,  Keiko Saito

IPC分类号： H01L51/50 ,  H01L27/32 ,  H01L51/52

CPC分类号： H01L27/3272 ,  H01L27/1218 ,  H01L27/1222 ,  H01L27/3211 ,  H01L27/322 ,  H01L27/3244 ,  H01L27/3248 ,  H01L33/08 ,  H01L33/36 ,  H01L33/50 ,  H01L33/56 ,  H01L33/58 ,  H01L51/5052 ,  H01L51/5088 ,  H01L51/5092 ,  H01L51/5203 ,  H01L51/5212 ,  H01L51/5228 ,  H01L51/5237 ,  H01L51/5246 ,  H01L51/5253 ,  H01L51/5259 ,  H01L51/5262 ,  H01L51/5284 ,  H01L51/56 ,  H01L2251/5315

摘要： The present invention provides a light-emitting device comprising a first light-emitting element that emits red light, a second light-emitting element that emits green light, a third light-emitting element that emits blue light, and a color filter, where the color filter comprises a first coloring layer that selectively transmits red light, a second coloring layer that selectively transmits green light, and a third coloring layer that selectively transmits blue light, the first to third light-emitting elements respectively correspond to the first to third coloring layers, wherein each of the first to third light-emitting elements has a first electrode, an electroluminescent layer on the first electrode, and a second electrode on the electroluminescent layer, and wherein the electroluminescent layer includes a layer in contact with the second electrode, and a metal oxide or a benzoxazole derivative is included in the layer in contact with the second electrode.

摘要翻译： 本发明提供一种包括发射红光的第一发光元件，发出绿光的第二发光元件，发出蓝光的第三发光元件和滤色器的发光器件，其中 滤色器包括选择性地透射红光的第一着色层，选择性地透射绿光的第二着色层和选择性地透射蓝光的第三着色层，第一至第三发光元件分别对应于第一至第三着色层 层，其中第一至第三发光元件中的每一个具有第一电极，第一电极上的电致发光层和电致发光层上的第二电极，并且其中电致发光层包括与第二电极接触的层， 并且在与第二电极接触的层中包含金属氧化物或苯并恶唑衍生物。

公开(公告)号：US20070221933A1

公开(公告)日：2007-09-27

申请号：US11578086

申请日：2005-04-21

申请人： Yasuo Nakamura ,  Hisao Ikeda ,  Junichiro Sakata

发明人： Yasuo Nakamura ,  Hisao Ikeda ,  Junichiro Sakata

IPC分类号： H01L33/00

CPC分类号： H01L51/5052 ,  H01L27/3209 ,  H01L51/0067 ,  H01L51/5092 ,  H01L51/5278

摘要： It is an object of the present invention to provide a light-emitting element and a light-emitting device, in which a plurality of electroluminescent layers are stacked with a charge generation layer interposed therebetween between a pair of electrodes that are opposed to each other, and for which the charge generation layer can be formed on the electroluminescent layer by sputtering without damaging the electroluminescent layer. A material that is not easily etched is used for, of the electroluminescent layer, the closest layer to the charge generation layer formed by sputtering on the electroluminescent layer. Specifically, a benzoxazole derivative or a pyridine derivative is used.

摘要翻译： 本发明的目的是提供一种发光元件和发光器件，其中多个电致发光层在它们彼此相对的一对电极之间层叠有电荷产生层， 并且可以通过溅射在电致发光层上形成电荷产生层而不损坏电致发光层。 不易蚀刻的材料用于电致发光层中与电致发光层上通过溅射形成的电荷产生层最接近的层。 具体地说，使用苯并恶唑衍生物或吡啶衍生物。

公开(公告)号：US07772596B2

公开(公告)日：2010-08-10

申请号：US11578086

申请日：2005-04-21

申请人： Yasuo Nakamura ,  Hisao Ikeda ,  Junichiro Sakata

发明人： Yasuo Nakamura ,  Hisao Ikeda ,  Junichiro Sakata

IPC分类号： H01L27/15 ,  H01L31/12 ,  H01L33/00 ,  H01L31/072

CPC分类号： H01L51/5052 ,  H01L27/3209 ,  H01L51/0067 ,  H01L51/5092 ,  H01L51/5278

摘要： It is an object of the present invention to provide a light-emitting element and a light-emitting device, in which a plurality of electroluminescent layers are stacked with a charge generation layer interposed therebetween between a pair of electrodes that are opposed to each other, and for which the charge generation layer can be formed on the electroluminescent layer by sputtering without damaging the electroluminescent layer. A material that is not easily etched is used for, of the electroluminescent layer, the closest layer to the charge generation layer formed by sputtering on the electroluminescent layer. Specifically, a benzoxazole derivative or a pyridine derivative is used.

摘要翻译： 本发明的目的是提供一种发光元件和发光器件，其中多个电致发光层在它们彼此相对的一对电极之间层叠有电荷产生层， 并且可以通过溅射在电致发光层上形成电荷产生层而不损坏电致发光层。 不易蚀刻的材料用于电致发光层中与电致发光层上通过溅射形成的电荷产生层最接近的层。 具体地说，使用苯并恶唑衍生物或吡啶衍生物。

公开(公告)号：US08188655B2

公开(公告)日：2012-05-29

申请号：US12793225

申请日：2010-06-03

申请人： Shunpei Yamazaki ,  Yoshiharu Hirakata ,  Tetsuji Ishitani ,  Yasuo Nakamura ,  Hisao Ikeda ,  Hiroki Ohara

发明人： Shunpei Yamazaki ,  Yoshiharu Hirakata ,  Tetsuji Ishitani ,  Yasuo Nakamura ,  Hisao Ikeda ,  Hiroki Ohara

IPC分类号： H01J1/62

CPC分类号： H01L51/5281 ,  H01L27/3211 ,  H01L27/3244 ,  H01L2251/5323

摘要： The present invention provides a lightweight, thin light-emitting device having a new structure which has a plurality of display screens. Further, the invention provides a dual emission type display device which can perform a pure black display and can achieve high contrast. According to the invention, at least, both electrodes of a light-emitting element (an anode and a cathode of a light-emitting element) are highly light-transmitting at the same level, and a polarizing plate or a circularly polarizing plate is provided, thereby conducting a pure black display that is a state of no light-emission and enhancing the contrast. Moreover, unevenness of color tones in displays of the both sides, which is a problem of a full-color dual emission type display device structure, can be solved according to the invention.

摘要翻译： 本发明提供了具有多个显示屏的新结构的轻量级的薄型发光装置。 此外，本发明提供一种能够进行纯黑显示并可实现高对比度的双发射型显示装置。 根据本发明，发光元件（发光元件的阳极和阴极）的两个电极至少在同一水平上是高度透光的，并且提供了偏振片或圆偏振片 从而进行作为不发光的状态的纯黑显示，并增强对比度。 此外，根据本发明，可以解决双面显示器中的色调的不均匀性，这是全色双重发射型显示装置结构的问题。

公开(公告)号：US20050127820A1

公开(公告)日：2005-06-16

申请号：US11001024

申请日：2004-12-02

申请人： Shunpei Yamazaki ,  Yoshiharu Hirakata ,  Tetsuji Ishitani ,  Yasuo Nakamura ,  Hisao Ikeda ,  Hiroki Ohara

发明人： Shunpei Yamazaki ,  Yoshiharu Hirakata ,  Tetsuji Ishitani ,  Yasuo Nakamura ,  Hisao Ikeda ,  Hiroki Ohara

IPC分类号： H05B33/12 ,  G09G3/30 ,  H01L27/32 ,  H01L51/50 ,  H01L51/52 ,  H05B33/00 ,  H05B33/02 ,  H05B33/08 ,  H05B33/14 ,  H05B33/22 ,  H05B33/26 ,  H05B33/28

CPC分类号： H01L51/5281 ,  H01L27/3211 ,  H01L27/3244 ,  H01L2251/5323

摘要： The present invention provides a light-emitting device having a new structure which has a plurality of display screens and further achieves lightweight and thinning. Further, the invention provides a dual emission type display device which can perform a pure black display and can achieve high contrast. According to the invention, at least, both electrodes of a light-emitting element (an anode and a cathode of a light-emitting element) are highly light-transmitting at the same level, and a polarizing plate or a circularly polarizing plate is provided, thereby conducting a pure black display that is a state of no light-emission and enhancing the contrast. Moreover, unevenness of color tones in displays of the both sides, which is a problem of a new structure, namely, a full-color dual emission type display device, can be solved according to the invention.

摘要翻译： 本发明提供一种具有新结构的发光装置，其具有多个显示屏，并进一步实现轻量化和变薄。 此外，本发明提供一种能够进行纯黑显示并可实现高对比度的双发射型显示装置。 根据本发明，发光元件（发光元件的阳极和阴极）的两个电极至少在同一水平上是高度透光的，并且提供了偏振片或圆偏振片 从而进行作为不发光的状态的纯黑显示，并增强对比度。 此外，根据本发明，可以解决作为新结构的问题的双面显示器中的色调的不均匀性，即全色双重发射型显示装置。

公开(公告)号：US20100252825A1

公开(公告)日：2010-10-07

申请号：US12793225

申请日：2010-06-03

申请人： Shunpei Yamazaki ,  Yoshiharu Hirakata ,  Tetsuji Ishitani ,  Yasuo Nakamura ,  Hisao Ikeda ,  Hiroki Ohara

发明人： Shunpei Yamazaki ,  Yoshiharu Hirakata ,  Tetsuji Ishitani ,  Yasuo Nakamura ,  Hisao Ikeda ,  Hiroki Ohara

IPC分类号： H01L51/00

CPC分类号： H01L51/5281 ,  H01L27/3211 ,  H01L27/3244 ,  H01L2251/5323

摘要： The present invention provides a lightweight, thin light-emitting device having a new structure which has a plurality of display screens. Further, the invention provides a dual emission type display device which can perform a pure black display and can achieve high contrast. According to the invention, at least, both electrodes of a light-emitting element (an anode and a cathode of a light-emitting element) are highly light-transmitting at the same level, and a polarizing plate or a circularly polarizing plate is provided, thereby conducting a pure black display that is a state of no light-emission and enhancing the contrast. Moreover, unevenness of color tones in displays of the both sides, which is a problem of a full-color dual emission type display device structure, can be solved according to the invention.

摘要翻译： 本发明提供了具有多个显示屏的新结构的轻量级的薄型发光装置。 此外，本发明提供一种能够进行纯黑显示并可实现高对比度的双发射型显示装置。 根据本发明，发光元件（发光元件的阳极和阴极）的两个电极至少在同一水平上是高度透光的，并且提供了偏振片或圆偏振片 从而进行作为不发光的状态的纯黑显示，并增强对比度。 此外，根据本发明，可以解决双面显示器中的色调的不均匀性，这是全色双重发射型显示装置结构的问题。