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    • 3. 发明申请
    • LIGHT EMITTING DEVICE (LED), MANUFACTURING METHOD THEREOF, AND LED MODULE USING THE SAME
    • 发光装置(LED)及其制造方法及其使用的LED模块
    • US20130092962A1
    • 2013-04-18
    • US13655100
    • 2012-10-18
    • Ho Sun PaekHak Hwan KimIll Heung ChoiKyung Mi Moon
    • Ho Sun PaekHak Hwan KimIll Heung ChoiKyung Mi Moon
    • H01L33/08H01L33/62
    • H01L33/62H01L33/44H01L2224/16225
    • A light emitting device (LED), a manufacturing method thereof, and an LED module using the same. The LED may include a first semiconductor layer, an active layer, and a second semiconductor layer formed sequentially on a light-transmitting substrate, a first electrode formed in a region exposed by removing a part of the first semiconductor layer, a second electrode formed on the second semiconductor layer, a passivation layer formed on the first electrode and the second electrode to expose a region of the first electrode and a region of the second electrode, a first bump formed in a first region including the first electrode exposed through the passivation layer, and extended to another region of the second electrode on which the passivation layer is formed, and a second bump formed in a second region including the second electrode exposed through the passivation layer.
    • 发光装置(LED)及其制造方法以及使用其的LED模块。 LED可以包括在透光性基板上依次形成的第一半导体层,有源层和第二半导体层,形成在通过去除第一半导体层的一部分而露出的区域中的第一电极,形成在 所述第二半导体层,形成在所述第一电极和所述第二电极上以钝化所述第一电极的区域和所述第二电极的区域的钝化层,形成在包括通过所述钝化层暴露的所述第一电极的第一区域中的第一凸起 并且延伸到其上形成有钝化层的第二电极的另一区域,以及形成在包括通过钝化层暴露的第二电极的第二区域中的第二凸块。
    • 8. 发明申请
    • AC DRIVEN LIGHT EMITTING DEVICE
    • 交流驱动发光装置
    • US20120043896A1
    • 2012-02-23
    • US13215619
    • 2011-08-23
    • Young Jin LEEHyung Kun KimKyung Mi Moon
    • Young Jin LEEHyung Kun KimKyung Mi Moon
    • H05B37/02
    • H05B33/0821H05B33/0806
    • There is provided an alternating current (AC) driven light emitting device including a plurality of LED arrays connected in series, each having a structure in which a plurality of LEDs are electrically connected to form a two-terminal circuit and emit light by a bidirectional voltage when an AC voltage is applied to the two-terminal circuit; and a switching device connected to at least one of the plurality of LED arrays and controlling a total driving voltage with respect to the plurality of LED arrays. The AC driven light emitting device permits operation from a low driving voltage Vf while having a high driving voltage at a high voltage Vf, thereby achieving excellence in terms of power factor, THD, and energy efficiency.
    • 提供了一种包括串联连接的多个LED阵列的交流(AC)驱动的发光器件,每个LED阵列具有多个LED电连接以形成两端电路并通过双向电压发光的结构 当对两端电路施加交流电压时; 以及连接到所述多个LED阵列中的至少一个并且控制相对于所述多个LED阵列的总驱动电压的开关装置。 交流驱动发光器件允许从低驱动电压Vf进行操作,同时具有高电压Vf的高驱动电压,从而在功率因数,THD和能量效率方面实现卓越。