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    • 13. 发明申请
    • LED ARRAY
    • LED阵列
    • US20080171141A1
    • 2008-07-17
    • US11622150
    • 2007-01-11
    • WEN-HUANG LIUJui-Kang Yen
    • WEN-HUANG LIUJui-Kang Yen
    • B05D1/00C25D7/12G01R31/28C25D11/02
    • H01L25/0753G01R31/2635H01L33/62H01L2224/45144H01L2224/48137Y10T29/49004Y10T29/53022H01L2924/00
    • Methods for fabricating light-emitting diode (LED) array structures comprising multiple vertical LED stacks coupled to a single metal substrate is provided. The LED array structure may comprise two, three, four, or more LED stacks arranged in any configuration. Each of the LED stacks may have an individual external connection to make a common anode array since the p-doped regions of the LED stacks are all coupled to the metal substrate, or some to all of the n-doped regions of the LED stacks may be electrically connected to create a parallel LED array. Such LED arrays may offer better heat conduction and improved matching of LED characteristics (e.g., forward voltage and emission wavelength) between the individual LED stacks compared to conventional LED arrays.
    • 提供了包括耦合到单个金属基板的多个垂直LED叠层的制造发光二极管(LED)阵列结构的方法。 LED阵列结构可以包括以任何配置布置的两个,三个,四个或更多个LED堆叠。 每个LED堆叠可以具有单独的外部连接以形成公共阳极阵列,因为LED堆叠的p掺杂区域全部耦合到金属衬底,或者LED堆叠的一些至所有n掺杂区域 电连接以产生并联LED阵列。 与常规LED阵列相比,这样的LED阵列可以提供更好的热传导和改进的LED特征(例如,正向电压和发射波长)的匹配。
    • 20. 发明授权
    • Light-emitting diode lamp with low thermal resistance
    • 具有低热阻的发光二极管灯
    • US08373195B2
    • 2013-02-12
    • US13324859
    • 2011-12-13
    • Jui-Kang Yen
    • Jui-Kang Yen
    • H01L33/00
    • H01L33/647H01L33/486H01L33/641H01L2224/32225H01L2224/32245H01L2224/48227H01L2224/48247H01L2224/73265H01L2924/00
    • A light-emitting diode (LED) structure with an improved heat transfer path with a lower thermal resistance than conventional LED lamps is provided. For some embodiments, a surface-mountable light-emitting diode structure is provided having an active layer deposited on a substrate directly bonded to a metal plate that is substantially exposed for low thermal resistance by positioning the metal plate at the bottom of the light-emitting diode structure. This metal plate may then be soldered to a printed circuit board (PCB) that includes a heat sink. For some embodiments of the invention, the metal plate is thermally and electrically conductively coupled through several heat conduction layers to a large heat sink that may be included in the structure.
    • 提供了一种具有比传统LED灯具更低热传导路径的发光二极管(LED)结构。 对于一些实施例,提供了一种可表面安装的发光二极管结构,其具有沉积在基板上的有源层,所述有源层直接接合到金属板上,所述金属板基本上暴露于低热阻,通过将金属板定位在发光的底部 二极管结构。 然后将该金属板焊接到包括散热器的印刷电路板(PCB)。 对于本发明的一些实施例,金属板通过几个导热层被热和电传导耦合到可以包括在结构中的大散热器。