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    • 68. 发明申请
    • SOLID STATE LIGHT SOURCE DRIVER ESTABLISHING BUCK OR BOOST OPERATION
    • 固态光源驱动器建立起搏或升压操作
    • US20160226395A1
    • 2016-08-04
    • US15092688
    • 2016-04-07
    • Fred Palmer
    • Fred Palmer
    • H02M7/06H05B33/08
    • H02M7/06H02M1/42H02M1/4208H02M3/1582H02M7/2176H02M2001/4275H05B33/0815H05B33/0848H05B33/0896Y02B20/347
    • A solid state light source driver circuit that operates in either a buck convertor or a boost convertor configuration is provided. The driver circuit includes a controller, a boost switch circuit and a buck switch circuit, each coupled to the controller, and a feedback circuit, coupled to the light source. The feedback circuit provides feedback to the controller, representing a DC output of the driver circuit. The controller controls the boost switch circuit and the buck switch circuit in response to the feedback signal, to regulate current to the light source. The controller places the driver circuit in its boost converter configuration when the DC output is less than a rectified AC voltage coupled to the driver circuit at an input node. The controller places the driver circuit in its buck converter configuration when the DC output is greater than the rectified AC voltage at the input node.
    • 提供了在降压转换器或升压转换器配置中操作的固态光源驱动器电路。 驱动器电路包括耦合到控制器的控制器,升压开关电路和降压开关电路,以及耦合到光源的反馈电路。 反馈电路向控制器提供表示驱动器电路的直流输出的反馈。 控制器根据反馈信号控制升压开关电路和降压开关电路,调节到光源的电流。 当DC输出小于在输入节点处耦合到驱动器电路的整流AC电压时,控制器将驱动器电路放置在升压转换器配置中。 当直流输出大于输入节点处的整流交流电压时,控制器将驱动电路置于降压转换器配置中。
    • 70. 发明申请
    • Vehicle Headlamp Regulated Airflow System and Method
    • 汽车前照灯调节气流系统及方法
    • US20160208997A1
    • 2016-07-21
    • US14599800
    • 2015-01-19
    • Robert Silvi
    • Robert Silvi
    • F21S8/10F02D9/08
    • F21S48/325F02D9/08F02D9/103F02M35/10268F02M35/10288F21S41/141F21S45/43
    • A headlamp duct 28 is connected with engine ducting 2 between air inlet 40 and ducting outlet 42 which is coupled to the engine. Headlamp duct 28 receives airflow 13 from engine ducting 2 and directs airflow to vehicle headlamp 30. A valve 6 disposed between headlamp duct 28 and engine ducting 2 is displaceable between a first position and a second position, whereby in the first position valve 6 permits airflow to headlamp duct 28 to be discharged toward vehicle headlamp 30, and in the second position valve 6 occludes airflow more to headlamp duct 28. Valve 6 is preferably responsive to air pressure in engine ducting 2. At low engine throttle, valve 6 permits airflow to headlamp duct 28 and at high engine throttle valve 6 is displaced to the second position, increasing air flow to the engine.
    • 前照灯管道28与发动机管道2连接在空气入口40和连接到发动机的导管出口42之间。 头灯管28从发动机管道2接收气流13并将气流引导至车辆前照灯30.设置在头灯管道28和发动机管道2之间的阀6可在第一位置和第二位置之间移位,由此在第一位置,阀6允许气流 到头灯管28被排放到车辆前照灯30,而在第二位置,阀6将气流阻塞到头灯管28中。阀6优选地响应于发动机管道2中的空气压力。在低发动机节气门处,阀6允许气流 前照灯管28和高发动机节流阀6被移动到第二位置,增加到发动机的空气流量。