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    • 8. 发明申请
    • ULTRAVIOLET IRRADIATION DEVICE
    • 超紫外线辐射装置
    • US20120161104A1
    • 2012-06-28
    • US13392560
    • 2010-08-03
    • Koichi OkamotoMitsuru FunatoYoichi KawakamiKen KataokaHiroshige Hata
    • Koichi OkamotoMitsuru FunatoYoichi KawakamiKen KataokaHiroshige Hata
    • H01L33/06
    • C09K11/64H01J1/63H01J63/04H01J63/06
    • An ultraviolet irradiation device having a simple structure without using a pn junction, which can efficiently utilize a surface plasmon polariton and can emit ultraviolet light of a specific wavelength at a high efficiency. The device has at least one semiconductor multilayer film element and an electron beam irradiation source which are provided in a container having an ultraviolet-ray transmitting window and is vacuum-sealed, wherein the film element has an active layer formed of InxAlyGa1-x-yN (wherein 0≦x≦1, 0≦y≦1, and x+y≦1) and having a single or multiple quantum well structure and a metal film formed on an upper surface of the active layer, composed of metal particles of aluminum or an aluminum alloy and having a nano-structure formed of the metal particles, wherein ultraviolet light is emitted to the outside through the transmitting window by irradiating the film element with electron beams from the irradiation source.
    • 一种紫外线照射装置,其具有简单的结构,不使用pn结,能够有效利用表面等离子体激元,能够高效地发射特定波长的紫外线。 该装置具有至少一个半导体多层膜元件和电子束照射源,它们设置在具有紫外线透射窗口的容器中,并被真空密封,其中该膜元件具有由In x Al y Ga 1-x-y N (其中0≦̸ x≦̸ 1,0和nlE; y≦̸ 1和x + y≦̸ 1)并且具有单个或多个量子阱结构和形成在有源层的上表面上的金属膜,由金属的铝 或铝合金,并且具有由金属颗粒形成的纳米结构,其中通过用来自照射源的电子束照射膜元件,紫外光通过透射窗口发射到外部。
    • 9. 发明授权
    • Nitride semiconductor device, and its fabrication process
    • 氮化物半导体器件及其制造工艺
    • US07348600B2
    • 2008-03-25
    • US10687768
    • 2003-10-20
    • Yukio NarukawaIsamu NikiAxel SchererKoichi OkamotoYoichi KawakamiMitsuru FunatoShigeo Fujita
    • Yukio NarukawaIsamu NikiAxel SchererKoichi OkamotoYoichi KawakamiMitsuru FunatoShigeo Fujita
    • H01L21/15
    • H01L33/24B82Y20/00H01S5/0213H01S5/3202H01S5/3203H01S5/34333H01S2304/12
    • The invention provides a nitride semiconductor light-emitting device comprising gallium nitride semiconductor layers formed on a heterogeneous substrate, wherein light emissions having different light emission wavelengths or different colors are given out of the same active layer. Recesses 106 are formed by etching in the first electrically conductive (n) type semiconductor layer 102 formed on a substrate with a buffer layer interposed between them. Each recess is exposed in plane orientations different from that of the major C plane. For instance, the plane orientation of the A plane is exposed. An active layer is grown and joined on the plane of this plane orientation, on the bottom of the recess and the C-plane upper surface of a non-recess portion. The second electrically conductive (p) type semiconductor layer is formed on the inner surface of the recess. With the active layer formed contiguously to the semiconductor layer in two or more plane orientations, a growth rate difference gives rise to a difference in the thickness across the quantum well (active layer), giving out light emissions having different light emission wavelength peaks or different colors.
    • 本发明提供了一种氮化物半导体发光器件,其包括形成在异质衬底上的氮化镓半导体层,其中具有不同发光波长或不同颜色的发光具有相同的有源层。 凹槽106通过在衬底上形成的第一导电(n)型半导体层102中蚀刻形成,其中缓冲层位于它们之间。 每个凹槽以与主C平面不同的平面取向曝光。 例如,A平面的平面取向被暴露。 活性层生长并在该平面取向的平面上,在凹部的底部和非凹部的C面上表面上接合。 第二导电(p)型半导体层形成在凹部的内表面上。 由于活性层以两个或多个平面取向与半导体层连续形成,所以生长速率差导致量子阱(有源层)上的厚度差异,发出具有不同发光波长峰值或不同的发光波长峰值 颜色。
    • 10. 发明申请
    • Nitride semiconductor device, and its fabrication process
    • 氮化物半导体器件及其制造工艺
    • US20050082544A1
    • 2005-04-21
    • US10687768
    • 2003-10-20
    • Yukio NarukawaIsamu NikiAxel SchererKoichi OkamotoYoichi KawakamiMitsuru FunatoShigeo Fujita
    • Yukio NarukawaIsamu NikiAxel SchererKoichi OkamotoYoichi KawakamiMitsuru FunatoShigeo Fujita
    • H01L27/15H01L33/24H01S5/02H01S5/32H01S5/343
    • H01L33/24B82Y20/00H01S5/0213H01S5/3202H01S5/3203H01S5/34333H01S2304/12
    • The invention provides a nitride semiconductor light-emitting device comprising gallium nitride semiconductor layers formed on a heterogeneous substrate, wherein light emissions having different light emission wavelengths or different colors are given out of the same active layer. Recesses 106 are formed by etching in the first electrically conductive (n) type semiconductor layer 102 formed on a substrate with a buffer layer interposed between them. Each recess is exposed in plane orientations different from that of the major C plane. For instance, the plane orientation of the A plane is exposed. An active layer is grown and joined on the plane of this plane orientation, on the bottom of the recess and the C-plane upper surface of a non-recess portion. The second electrically conductive (p) type semiconductor layer is formed on the inner surface of the recess. With the active layer formed contiguously to the semiconductor layer in two or more plane orientations, a growth rate difference gives rise to a difference in the thickness across the quantum well (active layer), giving out light emissions having different light emission wavelength peaks or different colors.
    • 本发明提供了一种氮化物半导体发光器件,其包括形成在异质衬底上的氮化镓半导体层,其中具有不同发光波长或不同颜色的发光具有相同的有源层。 凹槽106通过在衬底上形成的第一导电(n)型半导体层102中蚀刻形成,其中缓冲层位于它们之间。 每个凹槽以与主C平面不同的平面取向曝光。 例如,A平面的平面取向被暴露。 活性层生长并在该平面取向的平面上,在凹部的底部和非凹部的C面上表面上接合。 第二导电(p)型半导体层形成在凹部的内表面上。 由于活性层以两个或多个平面取向与半导体层连续形成,所以生长速率差导致量子阱(有源层)上的厚度差异,发出具有不同发光波长峰值或不同的发光波长峰值 颜色。