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    • 5. 发明申请
    • LED LAMP HAVING LAMP COVER WITH LIGHT OUTPUT SURFACE AND REFLECTING SURFACE
    • US20190249858A1
    • 2019-08-15
    • US16367280
    • 2019-03-28
    • JIAXING SUPER LIGHTING ELECTRIC APPLIANCE CO., LTD
    • Tao JIANGMingbin WANGAiming XIONGLin ZHOU
    • F21V29/503F21K9/235F21V29/77F21K9/238F21K9/237F21V29/83H05B33/08F21K9/68
    • An LED (light emitting diode) lamp comprises a lamp shell, the lamp shell includes a lamp head, a lamp neck and a sleeve, the lamp head connects to the lamp neck which connects to the sleeve; a passive heat dissipating element having a heat sink connected to the lamp shell; a power source having a first portion and a second portion, wherein the first portion of the power source is disposed in both the lamp neck and the lamp head of the lamp shell, and the second portion of the power source is disposed in the heat sink of the passive heat dissipating element; a light board connected to the base of the passive heat dissipating element and comprising LED chips, the LED chips electrically connected to the power source; and a lamp cover with a light output surface, an end surface, an inner reflecting surface and an outer reflecting surface, the inner reflecting surface disposed inside the light output surface of the lamp cover and the outer reflecting surface disposed in the outer circle of the array of the LED chips, the inner reflecting surface is configured to reflect part of light emitted from the inmost of the array of LED chips, the outer reflecting surface is configured to reflect part of light emitted from the outermost of the array of LED chips, wherein the ratio of power of the LED lamp to heat dissipating area of the heat sink is 1:20—30; wherein a weight of the heat sink accounts for at least 50% of that of the LED lamp, and a volume of the heat sink accounts for at least 20% of an overall volume of the LED lamp; wherein overall weight of the LED lamp is less than 1.7 Kg, When the LED lamp is provided with power of 200 W, the LED chips are lit up and emit luminous flux of at least 25000 lumens; wherein total luminous flux of the light reflected by both the inner reflecting surface and the outer reflecting surface and emitted through the light output surface is at least 1500 lm, total luminous flux of the light reflected by the outer reflecting surface is greater than that of the light reflected by the inner reflecting surface, the inner reflecting surface is lower than the outer reflecting surface in height, height of the outer reflecting surface accounts for not over 9% of overall height of the LED lamp.
    • 6. 发明申请
    • LIGHT EMITING DIODE (LED) TUBE LAMP CAPABLE OF ADAPTING TO DIFFERENT DRIVING ENVIRONMENTS
    • 适用于不同驱动环境的轻型二极管(LED)管灯
    • US20160270166A1
    • 2016-09-15
    • US15086481
    • 2016-03-31
    • JIAXING SUPER LIGHTING ELECTRIC APPLIANCE CO., LTD
    • Aiming XIONGHechen HUQifeng YE
    • H05B33/08F21K99/00
    • H05B33/0809F21K9/278F21Y2103/10F21Y2115/10H05B33/0815H05B33/0842
    • An LED tube lamp includes a lamp tube having a first pin and a second pin for receiving an external driving signal; a first rectifying circuit for rectifying the external driving signal to produce a rectified signal; a filtering circuit for filtering the rectified signal to produce a filtered signal; an LED lighting module configured to receive the filtered signal for emitting light; and a ballast detection circuit coupled to the first pin or the second pin, and coupled to the first rectifying circuit. The ballast detection circuit includes a switching circuit, and is for detecting whether the external driving signal comes from a ballast. And the ballast detection circuit is configured to control, based on a result of the detection, current conduction or cutoff of the switching circuit, to determine whether to conduct current by the switching circuit, which current bypasses a circuit path other than the switching circuit.
    • LED管灯包括具有第一引脚和第二引脚的灯管,用于接收外部驱动信号; 第一整流电路,用于整流外部驱动信号以产生整流信号; 滤波电路,用于对整流信号进行滤波以产生滤波信号; 配置成接收用于发光的滤波信号的LED照明模块; 以及镇流器检测电路,其耦合到所述第一引脚或所述第二引脚,并且耦合到所述第一整流电路。 镇流器检测电路包括开关电路,用于检测外部驱动信号是否来自镇流器。 并且镇流器检测电路被配置为基于检测结果来控制开关电路的导通或截止,以确定是否由开关电路导通电流,哪个电流绕过开关电路以外的电路路径。