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    • 2. 发明申请
    • AC LIGHT-EMITTING DEVICE
    • 交流发光装置
    • US20120280635A1
    • 2012-11-08
    • US13436058
    • 2012-03-30
    • YU-KANG LUWEN-HSIANG LINSHIH-CHIANG YEN
    • YU-KANG LUWEN-HSIANG LINSHIH-CHIANG YEN
    • H05B37/00
    • H05B33/0851H05B33/0809
    • An alternating current (AC) light-emitting device includes a waveform generating unit and an AC light-emitting unit. The waveform generating unit is configured to receive an AC electrical signal and to generate a drive signal by adjusting one of: voltage amplitude of the AC electrical signal during one of positive and negative half-cycles of the AC electrical signal, and waveform level of the AC electrical signal. The AC light-emitting unit includes a first light-emitting component and a second light-emitting component, and the second light-emitting component emits a different wavelength light compared to that emitted by the first light-emitting component. The first and second light-emitting components are electrically coupled to the waveform generating unit to receive the drive signal, and emit light according to the drive signal.
    • 交流(AC)发光装置包括波形发生单元和交流发光单元。 波形发生单元被配置为接收AC电信号并且通过在AC电信号的正半周期和负半周期之一之间调整AC电信号的电压幅度之一来产生驱动信号,并且 交流电信号。 AC发光单元包括第一发光组件和第二发光组件,并且第二发光组件发射与第一发光组件发射的光不同的波长的光。 第一和第二发光组件电耦合到波形发生单元以接收驱动信号,并根据驱动信号发光。
    • 3. 发明申请
    • METHOD AND APPARATUS FOR CONTROLLING ROTATION SPEED OF FAN
    • 用于控制风扇转速的方法和装置
    • US20070076372A1
    • 2007-04-05
    • US11309125
    • 2006-06-24
    • WEN-HSIANG LIN
    • WEN-HSIANG LIN
    • H05K7/20
    • H05K7/20209
    • A method and an apparatus for automatically controlling rotation speed of a cooling fan are provided. The method includes the following steps: Sampling temperature values of the electronic component at Time (n−1) and at Time (n). Then storing the temperature values at Time (n−1) and at Time (n). Then comparing the temperature vale at Time (n−1) with that at Time (n). And then setting the rotation speed of the cooling fan according to the comparison result in the last step. The present invention can not only automatically control the rotation speed of a cooling fan, but also reduce the noise of the cooling fan.
    • 提供一种用于自动控制冷却风扇转速的方法和装置。 该方法包括以下步骤:在时间(n-1)和时间(n)采样电子元件的温度值。 然后将时间(n-1)和时间(n)存储温度值。 然后将时间(n-1)的温度值与时间(n)的温度值进行比较。 然后根据最后一步的比较结果设定冷却风扇的转速。 本发明不仅可以自动控制冷却风扇的转速,而且可以降低冷却风扇的噪音。