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    • 4. 发明专利
    • Light emitting device and back light system using the same
    • 发光装置和使用其的背光系统
    • JP2013182975A
    • 2013-09-12
    • JP2012045065
    • 2012-03-01
    • Sharp Corpシャープ株式会社
    • ANNEN KAZUNORIIZUMI MAKOTORYORIN TATSUYAONO MASATOSAEGUSA KIMIKO
    • H01L33/50C09K11/08
    • H01L33/50H01L33/504H01L2224/48091H01L2224/48247H01L2924/00014
    • PROBLEM TO BE SOLVED: To provide a light emitting device capable of preventing reaction of a silver part and a nano crystal phosphor of a light emitting device from discoloring a substrate and preventing reduction of light emission efficiency.SOLUTION: The light emitting device including a light emitting element emitting primary light and a wavelength conversion part for absorbing a part of the primary light to emit secondary light on the light emitting element. The wavelength conversion part consists of a plurality of resin layers comprising a first wavelength conversion part formed of at least a resin layer including a rare earth activation phosphor or a transition metal element activation phosphor and a second wavelength conversion part formed of a resin layer including a nano crystal phosphor, and the first wavelength conversion part is arranged on a side closer to the light emitting element than the second wavelength conversion part.
    • 要解决的问题:提供一种能够防止发光装置的银部分和纳米晶体荧光体与基板变色以及防止发光效率降低的反应的发光装置。解决方案:发光装置包括光 发射原色光的发光元件和用于吸收初级光的一部分以在发光元件上发射二次光的波长转换部分。 波长转换部分由多个树脂层组成,所述多个树脂层包括由至少包括稀土活化荧光体或过渡金属元素活化荧光体的树脂层形成的第一波长转换部分和由包括稀土活化荧光体的树脂层形成的第二波长转换部分 纳米晶体荧光体,并且第一波长转换部分布置在比第二波长转换部分更靠近发光元件的一侧。
    • 6. 发明专利
    • Semiconductor nano-particle fluorescent body
    • SEMICONDUCTOR NANO-PARTICLE FLUORESCENT BODY
    • JP2010155872A
    • 2010-07-15
    • JP2008333303
    • 2008-12-26
    • Sharp Corpシャープ株式会社
    • RYORIN TATSUYAKINOMOTO JUNICHI
    • C09K11/08C09K11/62
    • C09K11/565C09K11/02C09K11/025C09K11/0883C09K11/62
    • PROBLEM TO BE SOLVED: To provide a core shell structure semiconductor nano-particle fluorescent body with high dispersibility, high light-emission efficiency and excellent reliability having a second shell as a relaxing layer for relaxing lattice inconsistency generated in the core shell structure semiconductor nano-particle, improving crystallinity of a crystal particle and capping a surface defect.
      SOLUTION: The semiconductor nano-particle fluorescent body is provided with a nano-particle core comprising a group 13 and group 15 semiconductor, a first shell for covering the nano-particle core, and the second shell for covering the first shell. In the semiconductor nano-particle fluorescent body, difference of a lattice constant of the nano-particle core and a lattice constant of the second shell is smaller than that of the lattice constant of the nano-particle core and a lattice constant of the first shell. Alternatively, the lattice constant of the first shell is smaller than the lattice constant of the nano-particle core and the lattice constant of the second shell is larger than the lattice constant of the nano-particle core. Alternatively, the lattice constant of the first shell is larger than the lattice constant of the nano-particle core and the lattice constant of the second shell is smaller than the lattice constant of the nano-particle core.
      COPYRIGHT: (C)2010,JPO&INPIT
    • 解决问题:提供具有高分散性,高发光效率和优异可靠性的核壳结构半导体纳米颗粒荧光体,其具有第二壳作为用于缓解芯壳结构中产生的晶格不一致的缓和层 半导体纳米颗粒,提高结晶粒子的结晶度并覆盖表面缺陷。 解决方案:半导体纳米颗粒荧光体设置有包括第13族和第15族半导体的纳米颗粒芯,用于覆盖纳米颗粒芯的第一壳和用于覆盖第一壳的第二壳。 在半导体纳米粒子荧光体中,纳米粒子核的晶格常数与第二壳的晶格常数的差小于纳米粒子的晶格常数和第一壳的晶格常数 。 或者,第一壳的晶格常数小于纳米颗粒芯的晶格常数,并且第二壳的晶格常数大于纳米颗粒芯的晶格常数。 或者,第一壳的晶格常数大于纳米颗粒芯的晶格常数,第二壳的晶格常数小于纳米颗粒芯的晶格常数。 版权所有(C)2010,JPO&INPIT
    • 7. 发明专利
    • Group 13 nitride fluorophor and method for producing the same
    • 第13组氮化物荧光体及其制造方法
    • JP2008285510A
    • 2008-11-27
    • JP2007128971
    • 2007-05-15
    • Sharp Corpシャープ株式会社
    • RYORIN TATSUYASAITO HAJIME
    • C09K11/62C09K11/08
    • C09K11/62C09K11/02C09K11/0883
    • PROBLEM TO BE SOLVED: To provide a Group 13 nitride fluorophor being high in light emission intensity and excellent in reliability, with Group 13 nitride microcrystals dispersed homogeneously in a solid matrix, by preparing Group 13 nitride microcrystals wherein surface defects are capped and are dispersible homogeneously in a solid matrix, and to provide a method for efficiently producing the fluorophor.
      SOLUTION: The Group 13 nitride fluorophor is such that Group 13 nitride microcrystals having Group 13 element are dispersed in a silica gel solid layer matrix, wherein a diamine compound is bound to the surface of the Group 13 nitride microcrystals and to the silica gel solid layer. The method for producing the above fluorophor is also provided.
      COPYRIGHT: (C)2009,JPO&INPIT
    • 要解决的问题:为了提供具有高发光强度和优异的可靠性的13族氮化物荧光体,通过制备其中表面缺陷被封盖的13族氮化物微晶,通过将13族氮化物微晶均匀地分散在固体基质中, 可均匀分散在固体基质中,并提供有效生产荧光体的方法。 解决方案:13族氮化物荧光体使得具有13族元素的13族氮化物微晶分散在硅胶固体层基质中,其中二胺化合物结合到第13族氮化物微晶的表面和二氧化硅 凝胶固体层。 还提供了制备上述荧光体的方法。 版权所有(C)2009,JPO&INPIT
    • 9. 发明专利
    • X-ray small angle scattering measuring instrument and measuring method therefor
    • X射线小角度散射测量仪及其测量方法
    • JP2011185643A
    • 2011-09-22
    • JP2010049184
    • 2010-03-05
    • Sharp Corpシャープ株式会社
    • IZUMI MAKOTORYORIN TATSUYA
    • G01N23/201
    • PROBLEM TO BE SOLVED: To provide an X-ray small angle scattering measuring instrument for measuring the size of nanosize particles on a two-dimensional plane and also measuring the planar distribution of the nanosize particles on the two-dimensional plane.
      SOLUTION: The X-ray small angle scattering measuring instrument includes: an X-ray source for radiating X rays; a monochromator for converting the X rays radiated from the X-ray source to monochromatized parallel light to emit the same; a slit for prescribing the emission region of X rays of the monochromator to irradiate a linear region with the emitted X rays; a conveying part for conveying a plane stage which can be loaded with a sample to a position where the sample is irradiated with X rays; and a two-dimensional type detector for detecting the X-ray scattering image scattered from the linear region of the sample irradiated with X rays and the conveying part feeds the plane stage in the direction crossing the linear region in the longitudinal direction.
      COPYRIGHT: (C)2011,JPO&INPIT
    • 要解决的问题:提供一种用于测量二维平面上的纳米尺寸颗粒的尺寸的X射线小角度散射测量仪,并且还测量纳米尺寸颗粒在二维平面上的平面分布。 解决方案:X射线小角度散射测量仪器包括:用于辐射X射线的X射线源; 用于将从X射线源辐射的X射线转换成单色平行光以发射的单色仪; 用于规定单色仪的X射线的发射区域以照射发射的X射线的线性区域的狭缝; 用于将能够装载样品的平面台传送到X射线照射样品的位置的输送部; 以及二维型检测器,用于检测从X射线照射的样品的线性区域散射的X射线散射图像,并且输送部件沿与纵向方向交叉的直线区域的方向供给平面台。 版权所有(C)2011,JPO&INPIT
    • 10. 发明专利
    • Semiconductor phosphor particle and method for producing the same
    • 半导体磷光体颗粒及其制造方法
    • JP2007077246A
    • 2007-03-29
    • JP2005265560
    • 2005-09-13
    • Nara Women's UnivSharp Corpシャープ株式会社国立大学法人奈良女子大学
    • RYORIN TATSUYASAITO HAJIMEHARADA MASAFUMI
    • C09K11/08C01G15/00C09K11/62C09K11/64
    • PROBLEM TO BE SOLVED: To provide semiconductor phosphor particles having high effect in light emission and excellent in reliability, and a simple method for producing the same.
      SOLUTION: The semiconductor phosphor particles are prepared by coating the crystalline particles including bonds between a 13th family element and a nitrogen atom with at least a modified organic compound including bonds between a nitrogen atom and a carbon atom. The method for producing the semiconductor phosphor particles comprises coating the crystalline particles including bonds between a 13th family element and a nitrogen atom with at least a modified organic compound including bonds between a nitrogen atom and a carbon atom and comprises a process for heating a synthetic solution prepared by mixing a compound of the 13th family element with the modified organic compound in an amount which is 1 mole% excessive than that of the compound of the 13th family element.
      COPYRIGHT: (C)2007,JPO&INPIT
    • 解决的问题:提供发光效果好,可靠性优异的半导体荧光体粒子及其制造方法。 解决方案:通过将包含第13族元素和氮原子之间的键的结晶粒子与至少包含氮原子和碳原子之间的键的改性有机化合物进行涂布来制备半导体荧光体颗粒。 制造半导体荧光体颗粒的方法包括将包含第13族元素和氮原子之间的键的结晶粒子与至少包含氮原子和碳原子之间的键的改性有机化合物进行包覆,并且包括加热合成溶液 通过将第13族元素的化合物与改性有机化合物以比第13族元素的化合物过量1摩尔%的量混合来制备。 版权所有(C)2007,JPO&INPIT