公开(公告)号：US08278821B2

公开(公告)日：2012-10-02

申请号：US13033911

申请日：2011-02-24

申请人： Kunio Ishida ,  Iwao Mitsuishi ,  Ryosuke Hiramatsu ,  Yumi Fukuda ,  Keiko Albessard ,  Naotoshi Matsuda ,  Aoi Okada ,  Shinya Nunoue

发明人： Kunio Ishida ,  Iwao Mitsuishi ,  Ryosuke Hiramatsu ,  Yumi Fukuda ,  Keiko Albessard ,  Naotoshi Matsuda ,  Aoi Okada ,  Shinya Nunoue

IPC分类号： H05B33/14 ,  H01L33/50

CPC分类号： H05B33/14 ,  H01L33/20 ,  H01L33/504 ,  H01L33/508

摘要： A light emitting device according to one embodiment includes a light emitting element that emits light having a wavelength of 250 nm to 500 nm; plural red fluorescent layers that are formed above the light emitting element to include a red fluorescent material, the red fluorescent layers being disposed at predetermined intervals; and plural green fluorescent layers that are formed above the light emitting element to include a green fluorescent material, a distance between the light emitting element and the green fluorescent layers being larger than a distance between the light emitting element and the red fluorescent layers.

摘要翻译： 根据一个实施例的发光器件包括发射波长为250nm至500nm的光的发光元件; 多个红色荧光层，其形成在发光元件上方以包括红色荧光材料，红色荧光层以预定间隔设置; 以及形成在发光元件上方以包括绿色荧光材料的多个绿色荧光层，发光元件和绿色荧光层之间的距离大于发光元件和红色荧光层之间的距离。

公开(公告)号：US08569943B2

公开(公告)日：2013-10-29

申请号：US13601433

申请日：2012-08-31

申请人： Iwao Mitsuishi ,  Naotoshi Matsuda ,  Yumi Fukuda ,  Keiko Albessard ,  Aoi Okada ,  Masahiro Kato ,  Ryosuke Hiramatsu ,  Yasushi Hattori ,  Shinya Nunoue

发明人： Iwao Mitsuishi ,  Naotoshi Matsuda ,  Yumi Fukuda ,  Keiko Albessard ,  Aoi Okada ,  Masahiro Kato ,  Ryosuke Hiramatsu ,  Yasushi Hattori ,  Shinya Nunoue

IPC分类号： H01J1/63 ,  C09K11/64 ,  C09K11/54

CPC分类号： C09K11/7734 ,  C09K11/0883 ,  H01L33/502 ,  H01L2224/45144 ,  H01L2224/48091 ,  H01L2224/48247 ,  H05B33/12 ,  H01L2924/00014 ,  H01L2924/00

摘要： According to one embodiment, the luminescent material emits light having an luminescence peak within a wavelength range of 550 to 590 nm when excited with light having an emission peak in a wavelength range of 250 to 520 nm. The luminescent material has a composition represented by the following formula 1. (Sr1-xEux)aSibAlOcNd  formula 1 wherein x, a, b, c and d satisfy following condition: 0

摘要翻译： 根据一个实施例，当在具有250至520nm的波长范围内的发射峰的光激发时，发光材料发射具有在550至590nm的波长范围内的发光峰的光。 发光材料具有由下式1表示的组成。（Sr1-xEux）aSibAlOcNdformula 1其中x，a，b，c和d满足以下条件：0

公开(公告)号：US08558251B2

公开(公告)日：2013-10-15

申请号：US13214444

申请日：2011-08-22

申请人： Iwao Mitsuishi ,  Yumi Fukuda ,  Aoi Okada ,  Ryosuke Hiramatsu ,  Naotoshi Matsuda ,  Shinya Nunoue ,  Keiko Albessard ,  Masahiro Kato

发明人： Iwao Mitsuishi ,  Yumi Fukuda ,  Aoi Okada ,  Ryosuke Hiramatsu ,  Naotoshi Matsuda ,  Shinya Nunoue ,  Keiko Albessard ,  Masahiro Kato

IPC分类号： H01L29/88 ,  F21V9/00

CPC分类号： H01L25/0753 ,  C09K11/0883 ,  C09K11/7734 ,  F21Y2105/10 ,  F21Y2105/12 ,  F21Y2113/10 ,  F21Y2115/10 ,  H01L33/502 ,  H01L33/64 ,  H01L2224/45144 ,  H01L2224/48091 ,  H01L2924/00

摘要： A light emitting device according to one embodiment includes a board; plural first light emitting elements mounted on the board to emit light having a wavelength of 250 nm to 500 nm; plural second light emitting elements mounted on the board to emit light having a wavelength of 250 nm to 500 nm; a first fluorescent layer formed on each of the first light emitting elements, the first fluorescent layer including a first phosphor; and a second fluorescent layer formed on each of the second light emitting elements, the second fluorescent layer including a second phosphor. The second phosphor is higher than the first phosphor in luminous efficiency at 50° C., and is lower than the first phosphor in the luminous efficiency at 150° C.

摘要翻译： 根据一个实施例的发光器件包括板; 多个第一发光元件安装在板上以发射波长为250nm至500nm的光; 多个第二发光元件安装在板上以发射波长为250nm至500nm的光; 形成在每个第一发光元件上的第一荧光层，所述第一荧光层包括第一荧光体; 以及形成在每个第二发光元件上的第二荧光层，所述第二荧光层包括第二荧光体。 在50℃下，第二荧光体的发光效率高于第一荧光体，并且在150℃的发光效率下比第一荧光体低。

公开(公告)号：US20120056209A1

公开(公告)日：2012-03-08

申请号：US13214444

申请日：2011-08-22

申请人： Iwao MITSUISHI ,  Yumi Fukuda ,  Aoi Okada ,  Ryosuke Hiramatsu ,  Naotoshi Matsuda ,  Shinya Nunoue ,  Keiko Albessard ,  Masahiro Kato

发明人： Iwao MITSUISHI ,  Yumi Fukuda ,  Aoi Okada ,  Ryosuke Hiramatsu ,  Naotoshi Matsuda ,  Shinya Nunoue ,  Keiko Albessard ,  Masahiro Kato

IPC分类号： H01L27/15

CPC分类号： H01L25/0753 ,  C09K11/0883 ,  C09K11/7734 ,  F21Y2105/10 ,  F21Y2105/12 ,  F21Y2113/10 ,  F21Y2115/10 ,  H01L33/502 ,  H01L33/64 ,  H01L2224/45144 ,  H01L2224/48091 ,  H01L2924/00

摘要： A light emitting device according to one embodiment includes a board; plural first light emitting elements mounted on the board to emit light having a wavelength of 250 nm to 500 nm; plural second light emitting elements mounted on the board to emit light having a wavelength of 250 nm to 500 nm; a first fluorescent layer formed on each of the first light emitting elements, the first fluorescent layer including a first phosphor; and a second fluorescent layer formed on each of the second light emitting elements, the second fluorescent layer including a second phosphor. The second phosphor is higher than the first phosphor in luminous efficiency at 50° C., and is lower than the first phosphor in the luminous efficiency at 150° C.

摘要翻译： 根据一个实施例的发光器件包括板; 多个第一发光元件安装在板上以发射波长为250nm至500nm的光; 多个第二发光元件安装在板上以发射波长为250nm至500nm的光; 形成在每个第一发光元件上的第一荧光层，所述第一荧光层包括第一荧光体; 以及形成在每个第二发光元件上的第二荧光层，所述第二荧光层包括第二荧光体。 在50℃下，第二荧光体的发光效率高于第一荧光体，并且在150℃的发光效率下比第一荧光体低。

公开(公告)号：US20130234585A1

公开(公告)日：2013-09-12

申请号：US13601070

申请日：2012-08-31

申请人： Keiko Albessard ,  Masahiro Kato ,  Yumi Fukuda ,  Iwao Mitsuishi ,  Takahiro Sato ,  Shigeya Kimura ,  Aoi Okada ,  Naotoshi Matsuda ,  Ryosuke Hiramatsu ,  Yasushi Hattori ,  Kunio Ishida ,  Hironori Asai

发明人： Keiko Albessard ,  Masahiro Kato ,  Yumi Fukuda ,  Iwao Mitsuishi ,  Takahiro Sato ,  Shigeya Kimura ,  Aoi Okada ,  Naotoshi Matsuda ,  Ryosuke Hiramatsu ,  Yasushi Hattori ,  Kunio Ishida ,  Hironori Asai

IPC分类号： C09K11/77 ,  H05B33/12

CPC分类号： C09K11/7734 ,  H01L33/502 ,  H01L33/504 ,  H01L2224/48091 ,  H01L2224/48247 ,  H01L2924/181 ,  H05B33/12 ,  H01L2924/00012 ,  H01L2924/00014

摘要： According to one embodiment, the luminescent material shows a luminescence peak in a wavelength range of 570 to 670 nm when excited with light having an emission peak in a wavelength range of 250 to 520 nm. The luminescent material includes a host material having a crystal structure substantially same as the crystal structure of Sr2Si7Al3ON13. The host material is activated by Eu, and includes Sr and Ca to satisfy a relationship of 0.008≦MCa/(MSr+MCa)≦0.114, where MCa is a number of moles of Ca and MSr is a number of moles of Sr.

摘要翻译： 根据一个实施方案，发光材料在具有在250至520nm的波长范围内的发光峰的光激发时，显示在570至670nm的波长范围内的发光峰。 发光材料包括具有与Sr 2 Si 7 Al 3 ON 13的晶体结构基本相同的晶体结构的主体材料。 主体材料由Eu活化，包括Sr和Ca，以满足关系：0.008@MCa/（MSr + MCa）@ 0.114，其中MCa是Ca的摩尔数，MSr是Sr的摩尔数。

公开(公告)号：US08436527B2

公开(公告)日：2013-05-07

申请号：US13034137

申请日：2011-02-24

申请人： Iwao Mitsuishi ,  Kunio Ishida ,  Yumi Fukuda ,  Aoi Okada ,  Naotoshi Matsuda ,  Keiko Albessard ,  Shinya Nunoue

发明人： Iwao Mitsuishi ,  Kunio Ishida ,  Yumi Fukuda ,  Aoi Okada ,  Naotoshi Matsuda ,  Keiko Albessard ,  Shinya Nunoue

IPC分类号： H01L33/50 ,  H01L33/54 ,  H01L33/56

CPC分类号： C09K11/7734 ,  C09K11/7728 ,  H01L33/504 ,  H01L33/505 ,  H01L33/56 ,  H01L2224/45144 ,  H01L2224/48091 ,  H01L2924/00014 ,  H01L2924/00

摘要： A light emitting device includes a board and a light emitting element mounted on the board, emitting light having a wavelength of 250 nm to 500 nm. A red fluorescent layer is formed on the element and includes a red phosphor (M1−x1Eux1)aSibAlOcNd having a semicircular shape with a radius r, where M is an element that is selected from IA group elements, IIA group elements, IIIA group elements, IIIB group elements except Aluminum, rare-earth elements, and IVB group elements. An intermediate layer is formed on the red fluorescent layer, being made of transparent resin, having a semicircular shape with a radius D; and a green fluorescent layer is formed on the intermediate layer, including a green phosphor, having a semicircular shape. A relationship between the radius r and the radius D is 2.0r(μm)≦D≦(r+1000)(μm).

摘要翻译： 发光器件包括安装在板上的板和发光元件，发射波长为250nm至500nm的光。 在元件上形成红色荧光层，并且包括具有半径r的半圆形的红色荧光体（M1-x1Eux1）aSibAlOcNd，其中M是选自IA组元素，IIA族元素，IIIA族元素的元素， IIIB族元素，除了铝，稀土元素和IVB族元素。 中间层形成在红色荧光层上，由透明树脂制成，具有半径为D的半圆形状; 并且在具有半圆形形状的包括绿色荧光体的中间层上形成绿色荧光层。 半径r和半径D之间的关系为2.0r（mum）@ D @（r + 1000）（mum）。

公开(公告)号：US08974697B2

公开(公告)日：2015-03-10

申请号：US13601070

申请日：2012-08-31

申请人： Keiko Albessard ,  Masahiro Kato ,  Yumi Fukuda ,  Iwao Mitsuishi ,  Takahiro Sato ,  Shigeya Kimura ,  Aoi Okada ,  Naotoshi Matsuda ,  Ryosuke Hiramatsu ,  Yasushi Hattori ,  Kunio Ishida ,  Hironori Asai

发明人： Keiko Albessard ,  Masahiro Kato ,  Yumi Fukuda ,  Iwao Mitsuishi ,  Takahiro Sato ,  Shigeya Kimura ,  Aoi Okada ,  Naotoshi Matsuda ,  Ryosuke Hiramatsu ,  Yasushi Hattori ,  Kunio Ishida ,  Hironori Asai

IPC分类号： C09K11/59 ,  C09K11/77 ,  H05B33/12 ,  H01L33/50

CPC分类号： C09K11/7734 ,  H01L33/502 ,  H01L33/504 ,  H01L2224/48091 ,  H01L2224/48247 ,  H01L2924/181 ,  H05B33/12 ,  H01L2924/00012 ,  H01L2924/00014

摘要： According to one embodiment, the luminescent material shows a luminescence peak in a wavelength range of 570 to 670 nm when excited with light having an emission peak in a wavelength range of 250 to 520 nm. The luminescent material includes a host material having a crystal structure substantially same as the crystal structure of Sr2Si7Al3ON13. The host material is activated by Eu, and includes Sr and Ca to satisfy a relationship of 0.008≦MCa/(MSr+MCa)≦0.114, where MCa is a number of moles of Ca and MSr is a number of moles of Sr.

摘要翻译： 根据一个实施方案，发光材料在具有在250至520nm的波长范围内的发光峰的光激发时，显示在570至670nm的波长范围内的发光峰。 发光材料包括具有与Sr 2 Si 7 Al 3 ON 13的晶体结构基本相同的晶体结构的主体材料。 主体材料由Eu活化，包括Sr和Ca，以满足0.008＆nlE的关系; MCa /（MSr + MCa）＆nlE; 0.114，其中MCa是Ca的摩尔数，MSr是Sr的摩尔数 。

公开(公告)号：US08921878B2

公开(公告)日：2014-12-30

申请号：US13214572

申请日：2011-08-22

申请人： Iwao Mitsuishi ,  Kunio Ishida ,  Yumi Fukuda ,  Aoi Okada ,  Naotoshi Matsuda ,  Keiko Albessard ,  Shinya Nunoue ,  Masahiro Kato

发明人： Iwao Mitsuishi ,  Kunio Ishida ,  Yumi Fukuda ,  Aoi Okada ,  Naotoshi Matsuda ,  Keiko Albessard ,  Shinya Nunoue ,  Masahiro Kato

IPC分类号： H01L33/00 ,  H01J1/62 ,  H01L33/50 ,  C09K11/08 ,  C09K11/77 ,  H01L33/44 ,  H01L33/54 ,  H01L33/56

CPC分类号： H01L33/504 ,  C09K11/0883 ,  C09K11/7734 ,  H01L33/44 ,  H01L33/505 ,  H01L33/507 ,  H01L33/54 ,  H01L33/56 ,  H01L2224/45144 ,  H01L2224/48091 ,  H01L2924/00014 ,  H01L2924/00

摘要： A light emitting device according to one embodiment includes a board; a light emitting element mounted on the board, emitting light having a wavelength of 250 nm to 500 nm; a red fluorescent layer formed on the element, including a red phosphor expressed by equation (1), having a semicircular shape with a diameter r; (M1−x1Eux1)aSibAlOcNd  (1) (In the equation (1), M is an element that is selected from IA group elements, IIA group elements, IIIA group elements, IIIB group elements except Al (Aliminum), rare-earth elements, and IVB group elements),an intermediate layer formed on the red fluorescent layer, being made of transparent resin, having a semicircular shape with a diameter D; and a green fluorescent layer formed on the intermediate layer, including a green phosphor, having a semicircular shape. A relationship between the diameter r and the diameter D satisfies equation (2): 2.0r(μm)≦D≦(r+1000)(μm).  (2)

摘要翻译： 根据一个实施例的发光器件包括板; 安装在所述板上的发光元件，发射波长为250nm至500nm的光; 形成在元件上的红色荧光层，包括由等式（1）表示的具有直径为r的半圆形形状的红色荧光体; （M1-x1Eux1）aSibAlOcNd（1）（在式（1）中，M是选自IA族元素，IIA族元素，IIIA族元素，Al（Aliminum）以外的IIIB族元素，稀土元素 和IVB族元素），形成在红色荧光层上的由透明树脂制成的具有直径D的半圆形状的中间层; 以及形成在具有半圆形状的绿色荧光体的中间层上形成的绿色荧光体层。 直径r和直径D之间的关系满足式（2）：2.0r（μm）＆nlE; D＆nlE;（r + 1000）（μm）。 （2）

公开(公告)号：US20120056225A1

公开(公告)日：2012-03-08

申请号：US13214572

申请日：2011-08-22

申请人： Iwao MITSUISHI ,  Kunio Ishida ,  Yumi Fukuda ,  Aoi Okada ,  Naotoshi Matsuda ,  Keiko Albessard ,  Shinya Nunoue ,  Masahiro Kato

发明人： Iwao MITSUISHI ,  Kunio Ishida ,  Yumi Fukuda ,  Aoi Okada ,  Naotoshi Matsuda ,  Keiko Albessard ,  Shinya Nunoue ,  Masahiro Kato

IPC分类号： H01L33/50

CPC分类号： H01L33/504 ,  C09K11/0883 ,  C09K11/7734 ,  H01L33/44 ,  H01L33/505 ,  H01L33/507 ,  H01L33/54 ,  H01L33/56 ,  H01L2224/45144 ,  H01L2224/48091 ,  H01L2924/00014 ,  H01L2924/00

摘要： A light emitting device according to one embodiment includes a board; a light emitting element mounted on the board, emitting light having a wavelength of 250 nm to 500 nm; a red fluorescent layer formed on the element, including a red phosphor expressed by equation (1), having a semicircular shape with a diameter r; (M1−x1Eux1)aSibAlOcNd  (1) (In the equation (1), M is an element that is selected from IA group elements, IIA group elements, IIIA group elements, IIIB group elements except Al (Aliminum), rare-earth elements, and IVB group elements),an intermediate layer formed on the red fluorescent layer, being made of transparent resin, having a semicircular shape with a diameter D; and a green fluorescent layer formed on the intermediate layer, including a green phosphor, having a semicircular shape. A relationship between the diameter r and the diameter D satisfies equation (2): 2.0r(μm)≦D≦(r+1000)(μm).  (2)

摘要翻译： 根据一个实施例的发光器件包括板; 安装在所述板上的发光元件，发射波长为250nm至500nm的光; 形成在元件上的红色荧光层，包括由等式（1）表示的具有直径为r的半圆形形状的红色荧光体; （M1-x1Eux1）aSibAlOcNd（1）（在式（1）中，M是选自IA族元素，IIA族元素，IIIA族元素，Al（Aliminum）以外的IIIB族元素，稀土元素 和IVB族元素），形成在红色荧光层上的由透明树脂制成的具有直径D的半圆形状的中间层; 以及形成在具有半圆形状的绿色荧光体的中间层上形成的绿色荧光体层。 直径r和直径D之间的关系满足式（2）：2.0r（μm）＆nlE; D＆nlE;（r + 1000）（μm）。 （2）

公开(公告)号：US20130044473A1

公开(公告)日：2013-02-21

申请号：US13405840

申请日：2012-02-27

申请人： Yasushi Hattori ,  Iwao Mitsuishi ,  Naotoshi Matsuda ,  Masahiro Kato ,  Kunio Ishida ,  Yumi Fukuda ,  Ryosuke Hiramatsu ,  Keiko Albessard ,  Aoi Okada

发明人： Yasushi Hattori ,  Iwao Mitsuishi ,  Naotoshi Matsuda ,  Masahiro Kato ,  Kunio Ishida ,  Yumi Fukuda ,  Ryosuke Hiramatsu ,  Keiko Albessard ,  Aoi Okada

IPC分类号： F21V21/00

CPC分类号： F21K9/00 ,  F21V29/89 ,  F21Y2105/12 ,  F21Y2113/13 ,  F21Y2115/10

摘要： A light emitting device according to embodiments has: a substrate; first light emitting units arranged along a first straight line on the substrate; second light emitting units arranged along a second straight line on the substrate, the second straight line being parallel to the first straight line, the second light emitting units having an emission color different from the first light emitting units; and third light emitting units arranged along a third straight line on the substrate, the third straight line being parallel to the first and second straight lines, the third light emitting units having an emission color different from the first and second light emitting units, wherein a distance between light emitting units of a same emission color is longer than a minimum distance between light emitting units of different emission colors.

摘要翻译： 根据实施例的发光器件具有：基板; 沿着基板上的第一直线布置的第一发光单元; 所述第二发光单元沿着所述基板上的第二直线排列，所述第二直线平行于所述第一直线，所述第二发光单元具有不同于所述第一发光单元的发光颜色; 以及沿着所述基板上的第三直线布置的所述第三发光单元，所述第三直线平行于所述第一和第二直线，所述第三发光单元具有不同于所述第一发光单元和所述第二发光单元的发光颜色，其中， 相同发射颜色的发光单元之间的距离比不同发射颜色的发光单元之间的最小距离长。