Aircraft LED light unit
    11.
    发明授权

    公开(公告)号:US10273022B2

    公开(公告)日:2019-04-30

    申请号:US15209895

    申请日:2016-07-14

    Abstract: An aircraft LED light unit comprises at least one printed circuit board which comprises at least one metal core layer and at least one dielectric layer, and at least one LED disposed on the printed circuit board and which comprises an anode and a cathode for electrically coupling to a power source. One of the anode and cathode of the at least one LED is connected to an electrical conductor which is disposed on the dielectric layer and is coupled to a first terminal of the power source, wherein the dielectric layer electrically isolates the electrical conductor from the metal core layer, and the other one of the anode and cathode of the at least one LED is connected to the metal core layer of the at least one printed circuit board, wherein the metal core layer is coupled to a second terminal of the power source.

    Dimmable LED reading light unit, arrangement of power supply and dimmable LED reading light unit and method of replacing a dimmable light unit by a dimmable LED reading light unit
    13.
    发明授权
    Dimmable LED reading light unit, arrangement of power supply and dimmable LED reading light unit and method of replacing a dimmable light unit by a dimmable LED reading light unit 有权
    可调光LED阅读灯单元,电源和可调光LED阅读灯单元的布置以及通过可调光LED阅读灯单元替换可调光单元的方法

    公开(公告)号:US09474112B2

    公开(公告)日:2016-10-18

    申请号:US14197862

    申请日:2014-03-05

    CPC classification number: H05B33/0815 H05B33/0845 H05B33/0851 Y02B20/347

    Abstract: A dimmable LED reading light unit includes a dimming module and an LED module, connected in series. The dimming module has an input being connectable to a power supply supplying direct voltage and includes a potentiometer allowing section of a dimming rate and a current controller providing an operating current for the LED module. The LED module includes at least one LED and a current consumer connected in parallel and the current controller is configured to supply direct current to the LED module that substantially corresponds to the sum of the driving current necessary for driving the at least one LED to emit light with an intensity of illumination corresponding to the dimming rate of the potentiometer, and the current consumption of the current consumer.

    Abstract translation: 可调光LED阅读灯单元包括串联连接的调光模块和LED模块。 调光模块具有可连接到提供直流电压的电源的输入,并且包括调光速率的电位计允许部分和为LED模块提供工作电流的电流控制器。 LED模块包括并联连接的至少一个LED和当前消费者,并且电流控制器被配置为向LED模块提供基本对应于驱动至少一个LED发光的驱动电流之和 具有对应于电位计的调光率的照明强度和当前消费者的电流消耗。

    LED light unit and method of operating an LED light
    14.
    发明授权
    LED light unit and method of operating an LED light 有权
    LED灯单元和操作LED灯的方法

    公开(公告)号:US09295114B2

    公开(公告)日:2016-03-22

    申请号:US14262226

    申请日:2014-04-25

    Abstract: An LED light unit, in particular for a passenger transport vehicle, such as an aircraft, a road vehicle, a ship or a rail car, is disclosed that has at least one LED and is configured to be used with a high intensity discharge lamp power supply that is adapted to monitor its output behavior. The LED light unit comprises a power input coupleable to the high intensity discharge lamp power supply, a capacitor switchably coupled to the power input for absorbing electrical energy from the high intensity discharge lamp power supply, and a power dissipating element switchably coupled to the power input for dissipating electrical energy from the high intensity discharge lamp power supply.

    Abstract translation: 公开了一种LED灯单元,特别是用于诸如飞机,道路车辆,船舶或轨道车辆的客运车辆的LED灯单元,其具有至少一个LED并被配置为与高强度放电灯功率一起使用 供应适用于监控其输出行为。 LED灯单元包括可耦合到高强度放电灯电源的电力输入,可切换地耦合到电源输入的电容器,用于从高强度放电灯电源吸收电能;以及功率耗散元件,其切换地耦合到电力输入 用于从高强度放电灯电源中消散电能。

    ELECTRIC AIRCRAFT EMERGENCY POWER SUPPLY MODULE

    公开(公告)号:US20220311256A1

    公开(公告)日:2022-09-29

    申请号:US17706756

    申请日:2022-03-29

    Abstract: An electric aircraft emergency power supply module includes at least one electric power cell for storing and supplying electric energy and a controller for controlling charging and discharging of the at least one electric power cell and for determining a charging level of the at least one electric power cell. The controller includes a simulator, which is configured for simulating an electric behavior of at least one temperature sensitive element as a function of the charging level of the at least one electric power cell.

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