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热词
    • 3. 发明授权
    • Light color and intensity adjustable LED
    • 浅色和强度可调LED
    • US09125272B2
    • 2015-09-01
    • US14524060
    • 2014-10-27
    • TSMC Solid State Lighting Ltd.
    • Hsin-Chieh Huang
    • H05B33/08F21V23/04F21Y101/02
    • H05B33/0845F21V23/0457F21Y2115/10H05B33/0851H05B33/0869
    • A lighting apparatus includes a board, a first light-emitting diode (LED) bank disposed on the board, a second LED bank disposed on the board, a light detector coupled to the first LED bank, and a driver coupled to the light detector and to each of the first and second LED banks. The first LED bank includes a plurality of first LEDs. The second LED bank includes a plurality of second LEDs, and is electrically coupled to the first LED bank. The light detector is configured to detect an output decay of light from each of the first LEDs. The second LEDs in the second LED bank are initially deactivated and are subsequently activated in response to light output decay of the first LEDs.
    • 照明装置包括板,布置在板上的第一发光二极管(LED)组,设置在板上的第二LED组,耦合到第一LED组的光检测器和耦合到光检测器的驱动器, 到第一和第二LED组中的每一个。 第一LED组包括多个第一LED。 第二LED组包括多个第二LED,并且电耦合到第一LED组。 光检测器被配置为检测来自每个第一LED的光的输出衰减。 第二LED组中的第二LED最初被去激活,随后响应于第一LED的光输出衰减而被激活。