A DIMMING UNIT ARRANGED FOR DIMMING A LIGHT EMITTING DIODE, LED, BASED LIGHTING DEVICE, A LED BASED LIGHTING DEVICE ASSEMBLY COMPRISING SUCH A DIMMING UNIT AND A METHOD FOR OPERATING SUCH A DIMMING UNIT

    公开(公告)号:WO2022086333A1

    公开(公告)日:2022-04-28

    申请号:PCT/NL2021/050643

    申请日:2021-10-22

    Abstract: A dimming unit, a Light Emitting Diode, LED based lighting device assembly and a method arranged for dimming a LED based lighting device, wherein said dimming unit comprises a switch arranged for receiving an Alternating Current, AC, mains signal and for providing a supply signal to said LED based lighting device based on a switch control signal, a controller arranged for providing said switch control signal and arranged for translating a dimming level to said switch control signal, a dimmer arranged for providing said dimming level to said controller based on an input dimming range, a measuring unit arranged for measuring an electric parameter of said AC means signal and/or data related to an environmental condition related to an environment of said dimming unit, wherein said controller is further arranged for providing an output signal comprising said electric parameter of said AC means signal and/or said data related to said environmental condition related to an environment of said dimming unit measured by said measuring unit.

    A DIMMING UNIT ARRANGED FOR DIMMING A LIGHT EMITTING DIODE, LED, BASED LIGHTING DEVICE AS WELL AS A CORRESPONDING METHOD

    公开(公告)号:WO2020190139A1

    公开(公告)日:2020-09-24

    申请号:PCT/NL2020/050184

    申请日:2020-03-19

    Abstract: A dimming unit arranged for dimming a Light Emitting Diode, LED, based lighting device, wherein said dimming unit comprises a switch arranged for receiving an Alternating Current, AC, mains signal and for providing a supply signal to said LED based lighting device based on a switch control signal, a controller arranged for providing said switch control signal, and comprising a lookup table comprising a relationship between a current range of a preconfigured LED based lighting device and a brightness range of said preconfigured LED based lighting device, a dimmer arranged for providing a dimming level to said controller based on an input dimming range, wherein said controller is further arranged for translating said dimming level to said switch control signal such that said brightness range is linear to said input dimming range using said lookup table.

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