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    • 3. 发明申请
    • TUNABLE COLOUR LED MODULE
    • TUNABLE彩色LED模组
    • WO2010012999A3
    • 2010-05-27
    • PCT/GB2009001865
    • 2009-07-30
    • PHOTONSTAR LED LTDMCKENZIE JAMES STUARTZOOROB MAJDLEE THOMAS DAVID MATTHEW
    • MCKENZIE JAMES STUARTZOOROB MAJDLEE THOMAS DAVID MATTHEW
    • H01L33/50H05B33/08
    • H01L33/005F21K9/00H01L25/0753H01L33/50H01L2924/0002H05B33/0857H05B33/0869H05B33/0872H01L2924/00
    • A tunable colour LED module comprises at least two sub-modules, each comprising an LED (104), a wavelength converting element (WCE) (201, 112, 203) and a reflector cup. The total light emitted by the module comprises light generated from each LED and WCE and the module is configured to emit a total light having a predefined colour chromaticity when activation properties of the LEDs are managed appropriately. The total light may have a broad white emission spectrum (106). The module combines the benefits of a low cost with uniform chromaticity properties in the far field, and offers long and controlled lifetime at the same time as flexibility and intelligence of tunable colour chromaticity, Colour Rendering Index (CRI) and intensity, either at manufacture or in an end user lighting application. A controlled LED module system comprises a control system for the managing activation properties of the LEDs in the sub-modules. Also described is a method of manufacture.
    • 可调谐彩色LED模块包括至少两个子模块,每个子模块包括LED(104),波长转换元件(WCE)(201,112,203)和反射杯。 由模块发出的总光包括从每个LED和WCE产生的光,并且当LED的激活特性被适当地管理时,该模块被配置为发射具有预定颜色色度的总光。 总光可以具有宽的白色发射光谱(106)。 该模块结合了低成本的优点和远场均匀的色度特性,同时提供长时间和可控的使用寿命,同时灵活性和智能化可调色彩色彩,颜色渲染指数(CRI)和强度,无论是在制造或 在最终用户照明应用中。 受控LED模块系统包括用于管理子模块中的LED的激活特性的控制系统。 还描述了一种制造方法。
    • 4. 发明申请
    • TUNABLE COLOUR LED MODULE
    • TUNABLE彩色LED模组
    • WO2010012999A2
    • 2010-02-04
    • PCT/GB2009/001865
    • 2009-07-30
    • PHOTONSTAR LED LIMITEDMcKENZIE, James, StuartZOOROB, MajdLEE, Thomas, David, Matthew
    • McKENZIE, James, StuartZOOROB, MajdLEE, Thomas, David, Matthew
    • H01L33/50
    • H01L33/005F21K9/00H01L25/0753H01L33/50H01L2924/0002H05B33/0857H05B33/0869H05B33/0872H01L2924/00
    • A tunable colour LED module comprises at least two sub-modules, each comprising an LED, a wavelength converting element (WCE) and a reflector cup. The total light emitted by the module comprises light generated from each LED and WCE and the module is configured to emit a total light having a predefined colour chromaticity when activation properties of the LEDs are managed appropriately. The total light may have a broad white emission spectrum. The module combines the benefits of a low cost with uniform chromaticity properties in the far field, and offers long and controlled lifetime at the same time as flexibility and intelligence of tunable colour chromaticity, Colour Rendering Index (CRI) and intensity, either at manufacture or in an end user lighting application. A controlled LED module system comprises a control system for the managing activation properties of the LEDs in the sub-modules. Also described is a method of manufacture.
    • 可调谐彩色LED模块包括至少两个子模块,每个子模块包括LED,波长转换元件(WCE)和反射杯。 由模块发出的总光包括从每个LED和WCE产生的光,并且当LED的激活特性被适当地管理时,该模块被配置为发射具有预定颜色色度的总光。 总的光可以具有宽泛的白色发射光谱。 该模块结合了低成本的优点和远场均匀的色度特性,同时提供长时间和可控的使用寿命,同时灵活性和智能化可调色彩色彩,颜色渲染指数(CRI)和强度,无论是在制造或 在最终用户照明应用中。 受控LED模块系统包括用于管理子模块中的LED的激活特性的控制系统。 还描述了一种制造方法。
    • 5. 发明申请
    • LIGHT EMITTING MODULE WITH OPTICALLY-TRANSPARENT THERMALLY-CONDUCTIVE ELEMENT
    • 具有光透明导热元件的发光模块
    • WO2009095662A1
    • 2009-08-06
    • PCT/GB2009/000238
    • 2009-01-28
    • PHOTONSTAR LED LIMITEDMCKENZIE, James, StuartZOOROB, Majd
    • MCKENZIE, James, StuartZOOROB, Majd
    • H01L33/00
    • H01L33/644H01L33/507H01L33/58H01L33/641H01L2924/0002H01L2924/00
    • A light emitting module with improved optical functionality and reduced thermal resistance is described, which comprises a light emitting device (LED) (101), a wavelength converting (WC) element (202) and an inorganic optically-transmissive thermally-conductive (OTTC) element (201). The WC element is capable of absorbing light generated from the LED at a specific wavelength and re-emitting light having a different wavelength. The re-emitted light and any unabsorbed light exits through at least one surface of the module. The OTTC is in physical contact with the WC element and at least partially located in the optical path of the light. The OTTC comprises one or more layers of inorganic material having a thermal conductivity greater than that of the WC element. As such, a compact unitary integrated module is provided with excellent thermal characteristics, which may be further enhanced when the OTTC provides a thermal barrier for vertical heat propagation through the module but not lateral propagation.
    • 描述了具有改进的光学功能和降低的热阻的发光模块,其包括发光器件(LED)(101),波长转换(WC)元件(202)和无机光学透射导热(OTTC) 元件(201)。 WC元件能够以特定波长吸收由LED产生的光并重新发射具有不同波长的光。 再发射的光和任何未吸收的光通过模块的至少一个表面射出。 OTTC与WC元件物理接触并且至少部分地位于光的光路中。 OTTC包括一层或多层具有大于WC元件的热导率的无机材料层。 因此,紧凑的单一集成模块具有优异的热特性,当OTTC为通过模块的垂直热传播而不是横向传播提供热障时可进一步提高。
    • 7. 发明申请
    • LED WITH ENHANCED LIGHT EXTRACTION
    • LED与增强光提取
    • WO2009060227A3
    • 2009-07-16
    • PCT/GB2008003784
    • 2008-11-10
    • PHOTONSTAR LED LTDMCKENZIE JAMES STUARTZOOROB MADJ
    • MCKENZIE JAMES STUARTZOOROB MADJ
    • H01L33/00H01L33/20H01L33/22
    • H01L33/20H01L33/0079H01L33/22H01L2933/0091
    • A light emitting device having a plurality of light extracting elements (705) defined on an upper surface of a semiconductor layer (704) of the device, wherein the light extracting elements (705) are adapted to couple light out of the device and to modify the far field emission profile of the device. Each element (705) comprises an elongate region having a length at least twice its width and also greater than the effective dominant wavelength of light generated in the device. The elongate region extends orthogonal to the upper surface but not into the light emitting region (703) of the device and may be oriented at an angle of less than 45- relative to one of a pair of basis axis defining a plane parallel to the semiconductor layer (704). Each elongate region is spatially separated from neighbouring elongate regions such that it perturbs light generated in the light emitting region (703) independently of the neighbouring regions.
    • 一种发光器件,其具有限定在所述器件的半导体层(704)的上表面上的多个光提取元件(705),其中所述光提取元件(705)适于将光耦合到所述器件中并且修改 设备的远场发射曲线。 每个元件(705)包括具有其宽度至少两倍的长度并且还大于在该器件中产生的光的有效主波长的细长区域。 细长区域垂直于上表面延伸,但不延伸到装置的发光区域(703)中,并且可以相对于限定平行于半导体的平面的一对基准轴线之一小于45°的角度定向 层(704)。 每个细长区域与相邻的细长区域在空间上分离,使得其干扰独立于相邻区域的发光区域(703)中产生的光。
    • 9. 发明申请
    • PYRAMIDAL PHOTONIC CRYSTAL LIGHT EMITTING DEVICE
    • PYRAMIDAL PHOTONIC CRYSTAL LED发光设备
    • WO2008065373A1
    • 2008-06-05
    • PCT/GB2007/004521
    • 2007-11-27
    • MESOPHOTONICS LIMITEDMCKENZIE, JamesLEE, TomZOOROB, Majd
    • MCKENZIE, JamesLEE, TomZOOROB, Majd
    • H01L33/00
    • H01L33/20H01L33/10H01L33/46H01L2933/0083
    • A light-emitting device (LED) is described which comprises a light generating layer disposed between first and second layers of semiconductor material, each having a different type of doping. An upper surface of the first layer has either a tiling arrangement of pyramidal or frustro-pyramidal protrusions of semiconductor material surrounded by a material of different refractive index, or it has a tiling arrangement of inverted pyramidal or inverted frustro-pyramidal indentations in the semiconductor material filled by a material of different refractive index. Each comprises a photonic band structure. The protrusions or indentations and their tiling arrangement are configured for efficient extraction of light from the device via the upper surface of the first layer and in a beam with an emission profile that is substantially more directional than from a Lambertian source. An enhanced device employs a reflector beneath the second layer to utilise the microcavity effect. Methods for fabricating the device are also described, which employs anisotropic wet etching to produce the pyramidal protrusions or the inverted pyramidal indentations.
    • 描述了一种发光器件(LED),其包括设置在第一和第二半导体材料层之间的发光层,每个具有不同类型的掺杂。 第一层的上表面具有由折射率不同的材料包围的半导体材料的锥形或截头棱锥形突起的平铺布置,或者在半导体材料中具有倒棱锥体或反向截头棱锥形凹陷的平铺布置 由不同折射率的材料填充。 每个包括光子带结构。 突起或凹痕及其平铺布置被配置用于经由第一层的上表面和具有基本上比朗伯源的定向的发射轮廓的射束有效地从装置提取光。 增强器件使用第二层下方的反射器来利用微腔效应。 还描述了用于制造器件的方法,其采用各向异性湿法蚀刻来制造金字塔形突起或倒锥形凹陷。