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    • 35. 发明授权
    • Light emitting device
    • 发光装置
    • US08130803B2
    • 2012-03-06
    • US12299186
    • 2008-09-04
    • Jongil HwangShinji SaitoShinya Nunoue
    • Jongil HwangShinji SaitoShinya Nunoue
    • H01S3/04G02B6/00H01L33/00
    • H01S5/0228F21K9/61F21Y2115/10H01S5/005H01S5/22H01S5/4056
    • A light emitting device includes: a semiconductor laser element having a first emission face for emitting laser light; a light guiding body buried in the concave portion of the supporting base, guiding the laser light emitted from the semiconductor laser element, and having an incident face to which the laser light enters, and a second emission face from which the laser light traveling through the light guiding body is emitted, the incident face of the light guiding body being such a curved face that an incident angle of the laser light is within a predetermined range including the Brewster angle in a plane formed by a traveling direction of the laser light and a short axis of a light emitting spot of the laser light; and a fluorescent substance scattered in the light guiding body, absorbing the laser light, and emitting the light having a different wavelength from a wavelength of the laser light.
    • 一种发光器件包括:具有用于发射激光的第一发射面的半导体激光元件; 导光体,其被埋置在所述支撑基部的凹部中,引导从所述半导体激光元件发射的激光,并且具有入射面入射到所述入射面;以及第二射出面, 导光体发射,导光体的入射面为激光的入射角在由激光的行进方向形成的平面内的布鲁斯特角度的预定范围内的曲面, 激光发光点的短轴; 以及散射在导光体中的荧光体,吸收激光,并且发射具有与激光波长不同的波长的光。
    • 38. 发明授权
    • Semiconductor light emitting element
    • 半导体发光元件
    • US07763907B2
    • 2010-07-27
    • US11850404
    • 2007-09-05
    • Koichi TachibanaHajime NagoShinji SaitoShinya NunoueGenichi Hatakoshi
    • Koichi TachibanaHajime NagoShinji SaitoShinya NunoueGenichi Hatakoshi
    • H01L33/22H01L33/14H01L33/38
    • H01L33/32H01L33/02H01L33/16
    • A semiconductor light emitting element includes: an {0001} n-type semiconductor substrate formed of a III-V semiconductor, which is in a range of 0° to 45° in inclination angle into a direction, and which is in a range of 0° to 10° in inclination angle into a direction; an n-type layer formed of a III-V semiconductor on the n-type semiconductor substrate; an n-type guide layer formed of a III-V semiconductor above the n-type layer; an active layer formed of a III-V semiconductor above the n-type guide layer; a p-type first guide layer formed of a III-V semiconductor above the active layer; a p-type contact layer formed of a III-V semiconductor above the p-type first guide layer; and an concavo-convex layer formed of a III-V semiconductor between the p-type first guide layer and the p-type contact layer. The concavo-convex layer has concave portions and convex portions which are alternately and regularly arranged at a top face thereof, and has lower p-type impurity concentration than that of the p-type contact layer.
    • 半导体发光元件包括:由III-V族半导体形成的{0001} n型半导体衬底,其倾斜角度在0°至45°的范围内,并且其为 在倾斜角度为0°至10°的范围内成为<11-20>方向; 在n型半导体衬底上由III-V半导体形成的n型层; 由n型层上方的III-V族半导体形成的n型引导层; 由n型引导层上方的III-V族半导体形成的有源层; 由有源层上方的III-V族半导体形成的p型第一引导层; p型接触层,其由p型第一引导层上方的III-V族半导体形成; 以及在p型第一引导层和p型接触层之间由III-V族半导体形成的凹凸层。 该凹凸层具有在顶面交替规则地配置的凹部和凸部,并且p型杂质浓度比p型接触层低。