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    • 3. 发明申请
    • LIGHT EMITTING DEVICE
    • 发光装置
    • US20110297989A1
    • 2011-12-08
    • US13201853
    • 2010-02-23
    • Akihiko MuraiMasaharu YasudaTomoya IwahashiKazuyuki Yamae
    • Akihiko MuraiMasaharu YasudaTomoya IwahashiKazuyuki Yamae
    • H01L33/60
    • H01L33/387H01L33/10H01L33/405H01L33/44H01L33/62H01L33/647H01L2924/0002H01L2924/00
    • The light emitting device comprises a mounting substrate and an LED chip which comprises an n-type nitride semiconductor layer, a nitride light emission layer on the n-type nitride semiconductor layer, p-type nitride semiconductor layer on the nitride light emission layer, an anode electrode opposite of the nitride light emission layer from the p-type nitride semiconductor layer, and a cathode electrode on the n-type nitride semiconductor layer. The mounting substrate has a patterned conductor which is connected to the cathode electrode through a bump and also connected to the anode electrode through a bump. The LED chip further comprises one or more dielectric layer between the p-type nitride semiconductor layer and the anode electrode to have an arrangement which resembles an island. The p-type nitride semiconductor layer has a first region which is overlapped with the bump. The dielectric layer is not formed within the first region.
    • 发光装置包括安装基板和LED芯片,其包括n型氮化物半导体层,n型氮化物半导体层上的氮化物发光层,氮化物发光层上的p型氮化物半导体层, 与p型氮化物半导体层的氮化物发光层相反的阳极电极以及n型氮化物半导体层上的阴极电极。 安装基板具有图案化的导体,其通过凸块连接到阴极电极,并且还通过凸块连接到阳极电极。 LED芯片还包括在p型氮化物半导体层和阳极之间的一个或多个介电层,以具有类似于岛的布置。 p型氮化物半导体层具有与凸块重叠的第一区域。 电介质层不形成在第一区域内。
    • 4. 发明授权
    • Light-emitting device
    • 发光装置
    • US08049233B2
    • 2011-11-01
    • US11813370
    • 2007-03-09
    • Hiroshi FukshimaMasaharu YasudaKazuyuki Yamae
    • Hiroshi FukshimaMasaharu YasudaKazuyuki Yamae
    • H01L33/00H01L21/00
    • H01L33/405H01L33/20H01L33/22H01L51/5268H01L51/5275H01L2933/0083
    • A light-emitting device of the present invention includes: a semiconductor layer 1 including a light-emitting layer 12; a recess/projection portion 14 including recesses and projections formed in a pitch larger than a wavelength of light emitted from the light-emitting layer 12, the recess/projection portion 14 being formed in a whole area or a partial area of the surface of the semiconductor layer which light is emitted from; and a reflective layer formed on an opposite surface of the semiconductor layer to the surface from which light is emitted, the reflective layer having a reflectance of 90% or more. According to the light-emitting device having such arrangement, the light can be emitted efficiently by synergetic effect of the reflective layer and the recess/projection portion.
    • 本发明的发光器件包括:包含发光层12的半导体层1; 凹部/突出部14,其包括以比从发光层12发射的光的波长大的间距形成的凹部和突起,凹部/突出部14形成在该发光层12的表面的整个区域或部分区域中 发光的半导体层; 以及形成在所述半导体层的相对表面上的光的反射层,所述反射层的反射率为90%以上。 根据具有这种配置的发光器件,可以通过反射层和凹凸部的协同效应有效地发射光。
    • 5. 发明申请
    • SEMICONDUCTOR LIGHT EMITTING ELEMENT AND ILLUMINATING APPARATUS USING THE SAME
    • 使用相同的半导体发光元件和照明设备
    • US20110018024A1
    • 2011-01-27
    • US12933749
    • 2009-03-25
    • Hiroshi FukshimaKazuyuki YamaeMasaharu YasudaTomoya IwahashiAkihiko Murai
    • Hiroshi FukshimaKazuyuki YamaeMasaharu YasudaTomoya IwahashiAkihiko Murai
    • H01L33/60
    • H01L33/42H01L33/22H01L33/387H01L33/405H01L33/46
    • A semiconductor light emitting element, including: an n-type semiconductor layer having optical transparency with an emission wavelength of a light emitting layer, the light emitting layer and a p-type semiconductor layer, which are laminated; and a reflection film which is disposed on a side opposite to a surface from which light emitted from the light emitting layer is extracted, wherein the reflection film comprises: a transparent layer having optical transparency with the emission wavelength of the light emitting layer, and a metal layer, which is laminated on the transparent layer on a side opposite to the light emitting layer and is constituted by a metal material having a high reflectance, the transparent layer has a refractive index lower than a refractive index of a layer disposed on a side of the light emitting layer when viewed from the transparent layer, with the emission wavelength, and a thickness of the transparent layer is equal to or more than a value obtained by dividing a value of ¾ of the emission wavelength by the refractive index of the transparent layer.
    • 一种半导体发光元件,包括:层叠有具有发光层的发光波长的光学透明性的n型半导体层,发光层和p型半导体层; 以及反射膜,其设置在与从所述发光层发射的光的表面相反的一侧,所述反射膜包括:具有发光层的发光波长的光学透明性的透明层,以及 金属层,其层叠在与发光层相反的一侧的透明层上,由具有高反射率的金属材料构成,透明层的折射率低于设置在侧面的层的折射率 从透明层观察发光层的发光波长,并且透明层的厚度等于或大于通过将发射波长的¾的值除以透明层的折射率而获得的值 层。
    • 7. 发明授权
    • Light emitting device
    • 发光装置
    • US09018656B2
    • 2015-04-28
    • US13201853
    • 2010-02-23
    • Akihiko MuraiMasaharu YasudaTomoya IwahashiKazuyuki Yamae
    • Akihiko MuraiMasaharu YasudaTomoya IwahashiKazuyuki Yamae
    • H01L33/00H01L33/38H01L33/40H01L33/62H01L33/10H01L33/44H01L33/64
    • H01L33/387H01L33/10H01L33/405H01L33/44H01L33/62H01L33/647H01L2924/0002H01L2924/00
    • The light emitting device comprises a mounting substrate and an LED chip which comprises an n-type nitride semiconductor layer, a nitride light emission layer on the n-type nitride semiconductor layer, p-type nitride semiconductor layer on the nitride light emission layer, an anode electrode opposite of the nitride light emission layer from the p-type nitride semiconductor layer, and a cathode electrode on the n-type nitride semiconductor layer. The mounting substrate has a patterned conductor which is connected to the cathode electrode through a bump and also connected to the anode electrode through a bump. The LED chip further comprises one or more dielectric layer between the p-type nitride semiconductor layer and the anode electrode to have an arrangement which resembles an island. The p-type nitride semiconductor layer has a first region which is overlapped with the bump. The dielectric layer is not formed within the first region.
    • 发光装置包括安装基板和LED芯片,其包括n型氮化物半导体层,n型氮化物半导体层上的氮化物发光层,氮化物发光层上的p型氮化物半导体层, 与p型氮化物半导体层的氮化物发光层相反的阳极电极以及n型氮化物半导体层上的阴极电极。 安装基板具有图案化的导体,其通过凸块连接到阴极电极,并且还通过凸块连接到阳极电极。 LED芯片还包括在p型氮化物半导体层和阳极之间的一个或多个介电层,以具有类似于岛的布置。 p型氮化物半导体层具有与凸块重叠的第一区域。 电介质层不形成在第一区域内。
    • 8. 发明申请
    • LIGHT-EMITTING DEVICE
    • 发光装置
    • US20090267092A1
    • 2009-10-29
    • US11813370
    • 2007-03-09
    • Hiroshi FukshimaMasaharu YasudaKazuyuki Yamae
    • Hiroshi FukshimaMasaharu YasudaKazuyuki Yamae
    • H01L33/00
    • H01L33/405H01L33/20H01L33/22H01L51/5268H01L51/5275H01L2933/0083
    • A light-emitting device of the present invention includes: a semiconductor layer 1 including a light-emitting layer 12; a recess/projection portion 14 including recesses and projections formed in a pitch larger than a wavelength of light emitted from the light-emitting layer 12, the recess/projection portion 14 being formed in a whole area or a partial area of the surface of the semiconductor layer which light is emitted from; and a reflective layer formed on an opposite surface of the semiconductor layer to the surface from which light is emitted, the reflective layer having a reflectance of 90% or more. According to the light-emitting device having such arrangement, the light can be emitted efficiently by synergetic effect of the reflective layer and the recess/projection portion.
    • 本发明的发光器件包括:包含发光层12的半导体层1; 凹部/突出部14,其包括以比从发光层12发射的光的波长大的间距形成的凹部和突起,凹部/突出部14形成在该发光层12的表面的整个区域或部分区域中 发光的半导体层; 以及形成在所述半导体层的相对表面上的光的反射层,所述反射层的反射率为90%以上。 根据具有这种配置的发光器件,可以通过反射层和凹凸部的协同效应有效地发射光。
    • 9. 发明授权
    • Semiconductor light emitting element and illuminating apparatus using the same
    • 半导体发光元件及其使用的照明装置
    • US08525204B2
    • 2013-09-03
    • US12933749
    • 2009-03-25
    • Hiroshi FukshimaKazuyuki YamaeMasaharu YasudaTomoya IwahashiAkihiko Murai
    • Hiroshi FukshimaKazuyuki YamaeMasaharu YasudaTomoya IwahashiAkihiko Murai
    • H01L33/00
    • H01L33/42H01L33/22H01L33/387H01L33/405H01L33/46
    • A semiconductor light emitting element, including: an n-type semiconductor layer having optical transparency with an emission wavelength of a light emitting layer, the light emitting layer and a p-type semiconductor layer, which are laminated; and a reflection film which is disposed on a side opposite to a surface from which light emitted from the light emitting layer is extracted, wherein the reflection film comprises: a transparent layer having optical transparency with the emission wavelength of the light emitting layer, and a metal layer, which is laminated on the transparent layer on a side opposite to the light emitting layer and is constituted by a metal material having a high reflectance, the transparent layer has a refractive index lower than a refractive index of a layer disposed on a side of the light emitting layer when viewed from the transparent layer, with the emission wavelength, and a thickness of the transparent layer is equal to or more than a value obtained by dividing a value of ¾ of the emission wavelength by the refractive index of the transparent layer.
    • 一种半导体发光元件,包括:层叠有具有发光层的发光波长的光学透明性的n型半导体层,发光层和p型半导体层; 以及反射膜,其设置在与从所述发光层发射的光的表面相反的一侧,所述反射膜包括:具有发光层的发光波长的光学透明性的透明层,以及 金属层,其层叠在与发光层相反的一侧的透明层上,由具有高反射率的金属材料构成,透明层的折射率低于设置在侧面的层的折射率 从透明层观察发光层的发光波长,并且透明层的厚度等于或大于通过将发射波长的¾的值除以透明层的折射率而获得的值 层。