公开(公告)号：US08853936B2

公开(公告)日：2014-10-07

申请号：US13719461

申请日：2012-12-19

申请人： Tomoko Sugizaki ,  Daimotsu Kato ,  Keiji Sugi ,  Tomio Ono ,  Yasushi Shinjo ,  Yukitami Mizuno ,  Akio Amano ,  Tomoaki Sawabe ,  Toshiya Yonehara ,  Shintaro Enomoto

发明人： Tomoko Sugizaki ,  Daimotsu Kato ,  Keiji Sugi ,  Tomio Ono ,  Yasushi Shinjo ,  Yukitami Mizuno ,  Akio Amano ,  Tomoaki Sawabe ,  Toshiya Yonehara ,  Shintaro Enomoto

IPC分类号： H01L51/50 ,  H01L51/52 ,  H01L51/54 ,  F21L4/00

CPC分类号： H01L51/5203 ,  F21L4/00 ,  H01L51/5212 ,  H01L51/5225 ,  H01L2251/5361

摘要： According to one embodiment, an organic electroluminescent device includes a first electrode, a plurality of second electrodes and an organic light-emitting layer. The first electrode includes a first major surface and is optical transparency. The second electrodes extend in a first direction parallel to the first major surface and are separated from each other in a second direction parallel to the first major surface and perpendicular to the first direction. An optical transmittance of the second electrodes is lower than an optical transmittance of the first electrode. A distance along the second direction between a line extending in the first direction and a side surface of each of the second electrodes continuously increases and decreases along the first direction. The side surface is unparallel to the first major surface. The organic light-emitting layer is provided between the first electrode and the second electrodes.

摘要翻译： 根据一个实施方案，有机电致发光器件包括第一电极，多个第二电极和有机发光层。 第一电极包括第一主表面并且是透光性的。 第二电极在平行于第一主表面的第一方向上延伸，并且在平行于第一主表面并垂直于第一方向的第二方向上彼此分离。 第二电极的光透射率低于第一电极的光透射率。 在沿第一方向延伸的线和每个第二电极的侧表面之间沿着第二方向的距离沿着第一方向连续地增大和减小。 侧表面与第一主表面不平行。 有机发光层设置在第一电极和第二电极之间。

公开(公告)号：US08698390B2

公开(公告)日：2014-04-15

申请号：US13224971

申请日：2011-09-02

申请人： Toshiya Yonehara ,  Keiji Sugi ,  Daimotsu Kato ,  Tomoaki Sawabe ,  Tomio Ono ,  Shintaro Enomoto

发明人： Toshiya Yonehara ,  Keiji Sugi ,  Daimotsu Kato ,  Tomoaki Sawabe ,  Tomio Ono ,  Shintaro Enomoto

IPC分类号： H01J1/62 ,  H05B33/00

CPC分类号： H05B33/12 ,  H01L51/5072 ,  H01L51/5275 ,  H05B33/14

摘要： According to one embodiment, an organic electroluminescent device includes a transparent electrode, a metal electrode, an organic light emitting layer and an intermediate layer. The transparent electrode is transmissive with respect to visible light. The metal electrode is reflective with respect to the visible light. The organic light emitting layer is provided between the transparent electrode and the metal electrode and is configured to emit light including a wavelength component of the visible light. The intermediate layer contacts the metal electrode and the organic light emitting layer between the organic light emitting layer and the metal electrode and is transmissive with respect to the visible light. A thickness of the intermediate layer is 60 nanometers or more and less than 200 nanometers. A refractive index of the organic light emitting layer to the visible light is higher than a refractive index of the intermediate layer to the visible light.

公开(公告)号：US09018620B2

公开(公告)日：2015-04-28

申请号：US13413027

申请日：2012-03-06

申请人： Tomoaki Sawabe ,  Tomio Ono ,  Keiji Sugi ,  Toshiya Yonehara ,  Shintaro Enomoto

发明人： Tomoaki Sawabe ,  Tomio Ono ,  Keiji Sugi ,  Toshiya Yonehara ,  Shintaro Enomoto

IPC分类号： H01L51/52 ,  H01L51/56

CPC分类号： H01L51/5203 ,  H01L51/5268 ,  H01L51/5275 ,  H01L51/56

摘要： According to one embodiment, an organic electroluminescent light emitting device includes a transparent substrate, an intermediate layer, a first electrode, an organic light emitting layer, and a second electrode. The intermediate layer includes a plurality of fine particles and a flattened layer. The fine particles are adhered to a major surface of the transparent substrate. The flattened layer covers the fine particles and has a refractive index different from a refractive index of the fine particles. The flattened layer is transparent. The first electrode is provided on the intermediate layer. The first electrode is transparent. The organic light emitting layer is provided on the first electrode. The second electrode is provided on the organic light emitting layer.

摘要翻译： 根据一个实施例，有机电致发光器件包括透明衬底，中间层，第一电极，有机发光层和第二电极。 中间层包括多个细颗粒和扁平层。 细颗粒附着在透明基材的主表面上。 平坦化层覆盖微粒，折射率与微粒的折射率不同。 扁平层是透明的。 第一电极设置在中间层上。 第一个电极是透明的。 有机发光层设置在第一电极上。 第二电极设置在有机发光层上。

公开(公告)号：US08841656B2

公开(公告)日：2014-09-23

申请号：US13613457

申请日：2012-09-13

申请人： Tomoko Sugizaki ,  Shintaro Enomoto ,  Akio Amano ,  Tomio Ono ,  Yasushi Shinjo ,  Yukitami Mizuno ,  Keiji Sugi ,  Tomoaki Sawabe ,  Toshiya Yonehara ,  Daimotsu Kato

发明人： Tomoko Sugizaki ,  Shintaro Enomoto ,  Akio Amano ,  Tomio Ono ,  Yasushi Shinjo ,  Yukitami Mizuno ,  Keiji Sugi ,  Tomoaki Sawabe ,  Toshiya Yonehara ,  Daimotsu Kato

IPC分类号： H01L35/24

CPC分类号： H01L51/5012 ,  H01L51/52 ,  H01L51/5212 ,  H01L51/5225 ,  H01L51/5275 ,  H01L2251/5323 ,  H01L2251/5361

摘要： According to one embodiment, an organic electroluminescent element includes: a first electrode having a first and a second major surfaces; a second electrode opposed to part of the first major surface; an organic luminescent layer provided between the first and the second electrodes; an optical layer having a third major surface opposed to the second major surface and a fourth major surface on opposite side from the third major surface. The fourth major surface includes a first region overlapping the second electrode, and a second region not overlapping the second electrode. The fourth major surface includes a first concave-convex provided in the first region and a second concave-convex provided in the second region. A planarization layer is provided on the second region and burying the second concave-convex.

摘要翻译： 根据一个实施例，有机电致发光元件包括：具有第一和第二主表面的第一电极; 与第一主表面的一部分相对的第二电极; 设置在第一和第二电极之间的有机发光层; 具有与第二主表面相对的第三主表面和与第三主表面相对的第四主表面的光学层。 第四主表面包括与第二电极重叠的第一区域和不与第二电极重叠的第二区域。 第四主表面包括设置在第一区域中的第一凹凸和设置在第二区域中的第二凹凸。 平坦化层设置在第二区域上并埋入第二凹凸。

公开(公告)号：US20120229020A1

公开(公告)日：2012-09-13

申请号：US13224971

申请日：2011-09-02

申请人： Toshiya Yonehara ,  Keiji Sugi ,  Daimotsu Kato ,  Tomoaki Sawabe ,  Tomio Ono ,  Shintaro Enomoto

发明人： Toshiya Yonehara ,  Keiji Sugi ,  Daimotsu Kato ,  Tomoaki Sawabe ,  Tomio Ono ,  Shintaro Enomoto

IPC分类号： H05B33/14

CPC分类号： H05B33/12 ,  H01L51/5072 ,  H01L51/5275 ,  H05B33/14

摘要： According to one embodiment, an organic electroluminescent device includes a transparent electrode, a metal electrode, an organic light emitting layer and an intermediate layer. The transparent electrode is transmissive with respect to visible light. The metal electrode is reflective with respect to the visible light. The organic light emitting layer is provided between the transparent electrode and the metal electrode and is configured to emit light including a wavelength component of the visible light. The intermediate layer contacts the metal electrode and the organic light emitting layer between the organic light emitting layer and the metal electrode and is transmissive with respect to the visible light. A thickness of the intermediate layer is 60 nanometers or more and less than 200 nanometers. A refractive index of the organic light emitting layer to the visible light is higher than a refractive index of the intermediate layer to the visible light.

摘要翻译： 根据一个实施方案，有机电致发光器件包括透明电极，金属电极，有机发光层和中间层。 透明电极相对于可见光透射。 金属电极相对于可见光反射。 有机发光层设置在透明电极和金属电极之间，并且被配置为发射包括可见光的波长分量的光。 中间层与有机发光层和金属电极之间的金属电极和有机发光层接触，并且相对于可见光透射。 中间层的厚度为60纳米以上且小于200纳米。 有机发光层对可见光的折射率高于中间层对可见光的折射率。

公开(公告)号：US20140077169A1

公开(公告)日：2014-03-20

申请号：US13729836

申请日：2012-12-28

申请人： Toshiya Yonehara ,  Tomio Ono ,  Tomoaki Sawabe ,  Keiji Sugi ,  Daimotsu Kato ,  Shintaro Enomoto

发明人： Toshiya Yonehara ,  Tomio Ono ,  Tomoaki Sawabe ,  Keiji Sugi ,  Daimotsu Kato ,  Shintaro Enomoto

IPC分类号： H01L51/52

CPC分类号： H01L51/5275

摘要： According to one embodiment, an organic electroluminescence device includes a first electrode, a second electrode, a first organic layer and a second organic layer. The second electrode includes a metal. The first organic layer is provided between the first electrode and the second electrode. The first organic layer is configured to emit light. The second organic layer is provided between the first organic layer and the second electrode. A refractive index of the second organic layer in a thickness direction for the light is lower than a refractive index of the first organic layer for the light.

摘要翻译： 根据一个实施方案，有机电致发光器件包括第一电极，第二电极，第一有机层和第二有机层。 第二电极包括金属。 第一有机层设置在第一电极和第二电极之间。 第一有机层被配置为发光。 第二有机层设置在第一有机层和第二电极之间。 第二有机层在光的厚度方向上的折射率低于第一有机层对于光的折射率。

公开(公告)号：US20120299482A1

公开(公告)日：2012-11-29

申请号：US13480914

申请日：2012-05-25

申请人： Keiji SUGI ,  Tomoaki Sawabe ,  Toshiya Yonehara ,  Tomio Ono ,  Shintaro Enomoto ,  Tomoko Sugizaki ,  Daimotsu Kato ,  Akio Amano ,  Nobuo Shibuya ,  Hirokazu Otake ,  Keitaro Takasaka

发明人： Keiji SUGI ,  Tomoaki Sawabe ,  Toshiya Yonehara ,  Tomio Ono ,  Shintaro Enomoto ,  Tomoko Sugizaki ,  Daimotsu Kato ,  Akio Amano ,  Nobuo Shibuya ,  Hirokazu Otake ,  Keitaro Takasaka

IPC分类号： H05B37/00

CPC分类号： H05B33/0896 ,  H05B33/0887

摘要： According to one embodiment, there is provided a light emitting device including an organic electroluminescent device that includes a first electrode, a light emitting layer arranged above the first electrode, and a second electrode arranged above the light emitting layer, a drive circuit that supplies a drive current between the first electrode and the second electrode to drive the organic electroluminescent device, and a drive stop circuit that stops the driving of the organic electroluminescent device when a value of the drive current falls below a predetermined value.

摘要翻译： 根据一个实施例，提供了一种包括有机电致发光器件的发光器件，其包括第一电极，布置在第一电极上方的发光层和布置在发光层上方的第二电极，驱动电路， 在第一电极和第二电极之间驱动电流以驱动有机电致发光器件;以及驱动停止电路，其在驱动电流的值低于预定值时停止有机电致发光器件的驱动。

公开(公告)号：US20120241771A1

公开(公告)日：2012-09-27

申请号：US13229977

申请日：2011-09-12

申请人： Daimotsu Kato ,  Keiji Sugi ,  Toshiya Yonehara ,  Tomoaki Sawabe ,  Tomio Ono ,  Shintaro Enomoto

发明人： Daimotsu Kato ,  Keiji Sugi ,  Toshiya Yonehara ,  Tomoaki Sawabe ,  Tomio Ono ,  Shintaro Enomoto

IPC分类号： H01L33/58

CPC分类号： H01L51/5275 ,  H05B33/10 ,  H05B33/22

摘要： According to one embodiment, an organic electroluminescent device comprises a translucent substrate, a light extraction layer including a convex structure disposed in a net form on one surface of the substrate and having a tilted surface forming an acute angle relative to the substrate, and a planarizing layer disposed on the convex structure, a first electrode disposed on the light extraction layer, a luminescent layer disposed on the first electrode and containing a host material and a luminescent dopant, and a second electrode disposed on the luminescent layer. A refractive index of the planarizing layer is approximately equal to a refractive index of the first electrode or is larger than the refractive index of the first electrode, and a refractive index of the convex structure is smaller than a refractive index of the planarizing layer.

摘要翻译： 根据一个实施方案，有机电致发光器件包括透光性基底，光提取层，其包括在基底的一个表面上以网状形式设置的凸起结构，并且具有相对于基底形成锐角的倾斜表面，以及平坦化 设置在所述凸结构上的第一电极，设置在所述光提取层上的第一电极，设置在所述第一电极上并包含主体材料和发光掺杂剂的发光层，以及设置在所述发光层上的第二电极。 平坦化层的折射率近似等于第一电极的折射率，或者大于第一电极的折射率，并且凸起结构的折射率小于平坦化层的折射率。

公开(公告)号：US08884278B2

公开(公告)日：2014-11-11

申请号：US13729836

申请日：2012-12-28

申请人： Toshiya Yonehara ,  Tomio Ono ,  Tomoaki Sawabe ,  Keiji Sugi ,  Daimotsu Kato ,  Shintaro Enomoto

发明人： Toshiya Yonehara ,  Tomio Ono ,  Tomoaki Sawabe ,  Keiji Sugi ,  Daimotsu Kato ,  Shintaro Enomoto

IPC分类号： H01L51/00 ,  H01L51/52

CPC分类号： H01L51/5275

摘要： According to one embodiment, an organic electroluminescence device includes a first electrode, a second electrode, a first organic layer and a second organic layer. The second electrode includes a metal. The first organic layer is provided between the first electrode and the second electrode. The first organic layer is configured to emit light. The second organic layer is provided between the first organic layer and the second electrode. A refractive index of the second organic layer in a thickness direction for the light is lower than a refractive index of the first organic layer for the light.

摘要翻译： 根据一个实施方案，有机电致发光器件包括第一电极，第二电极，第一有机层和第二有机层。 第二电极包括金属。 第一有机层设置在第一电极和第二电极之间。 第一有机层被配置为发光。 第二有机层设置在第一有机层和第二电极之间。 第二有机层在光的厚度方向上的折射率低于第一有机层对于光的折射率。

公开(公告)号：US08902383B2

公开(公告)日：2014-12-02

申请号：US13721707

申请日：2012-12-20

申请人： Keiji Sugi ,  Shintaro Enomoto ,  Tomio Ono ,  Tomoaki Sawabe ,  Yasushi Shinjo ,  Yukitami Mizuno ,  Akio Amano ,  Tomoko Sugizaki ,  Toshiya Yonehara ,  Daimotsu Kato

发明人： Keiji Sugi ,  Shintaro Enomoto ,  Tomio Ono ,  Tomoaki Sawabe ,  Yasushi Shinjo ,  Yukitami Mizuno ,  Akio Amano ,  Tomoko Sugizaki ,  Toshiya Yonehara ,  Daimotsu Kato

IPC分类号： G02F1/1335 ,  F21V7/04 ,  H01L51/52 ,  H01L27/32

CPC分类号： H01L51/5203 ,  G02F2201/44 ,  H01L27/3232

摘要： According to one embodiment, an organic electroluminescent device includes a first electrode, a second electrode, an organic light emitting layer and an optical layer. The first electrode has a first major surface and a second major surface opposite to the first major surface and is light transmissive. The second electrode faces a portion of the first major surface. The organic light emitting layer is provided between the first electrode and the second electrode. The organic light emitting layer and the first electrode are disposed between the optical layer and the second electrode. The optical layer is able to transit between a first state where a traveling direction of light emitted from the organic light emitting layer is changed and a second state having a smaller degree of the change in the traveling direction of the light than the first state.

摘要翻译： 根据一个实施方案，有机电致发光器件包括第一电极，第二电极，有机发光层和光学层。 第一电极具有与第一主表面相对的第一主表面和第二主表面，并且是透光的。 第二电极面对第一主表面的一部分。 有机发光层设置在第一电极和第二电极之间。 有机发光层和第一电极设置在光学层和第二电极之间。 光学层能够在从有机发光层发射的光的行进方向改变的第一状态和比第一状态的光的行进方向的变化程度小的第二状态之间转变。