公开(公告)号：WO2012031883A1

公开(公告)日：2012-03-15

申请号：PCT/EP2011/064430

申请日：2011-08-23

Applicant: OSRAM AG ,  HE, Haixiang ,  JIANG, Wanchun ,  BRUECKEL, Martin ,  WANG, Hu

Inventor： HE, Haixiang ,  JIANG, Wanchun ,  BRUECKEL, Martin ,  WANG, Hu

IPC: H05B33/08

CPC classification number: H05B37/02 ,  H05B33/0818 ,  H05B33/0851

Abstract: The present invention relates to a light emitting unit driving circuit and a light emitting device. The light emitting unit driving circuit provided according to embodiments of the invention includes: an operating voltage supplying unit for supplying a voltage input for the driving circuit; a driving unit coupled to the operating voltage supplying unit and configured to drive the light emitting unit to make the light emitting unit turn on or turn off; and a feedback control unit coupled between the driving unit and the light emitting unit, and forming a feedback loop together with the driving unit and the light emitting unit to stabilize an operating current of the light emitting unit.

Abstract translation: 本发明涉及发光单元驱动电路和发光器件。 根据本发明实施例提供的发光单元驱动电路包括：用于为驱动电路提供电压输入的工作电压提供单元; 驱动单元，其耦合到所述工作电压提供单元并且被配置为驱动所述发光单元以使所述发光单元导通或关闭; 以及耦合在所述驱动单元和所述发光单元之间的反馈控制单元，以及与所述驱动单元和所述发光单元一起形成反馈回路以稳定所述发光单元的工作电流。

公开(公告)号：EP2534926A1

公开(公告)日：2012-12-19

申请号：EP11749805.5

申请日：2011-08-23

Applicant: OSRAM AG

Inventor： HE, Haixiang ,  JIANG, Wanchun ,  BRUECKEL, Martin ,  WANG, Hu

IPC: H05B33/08

CPC classification number: H05B37/02 ,  H05B33/0818 ,  H05B33/0851

Abstract: The present invention relates to a light emitting unit driving circuit and a light emitting device. The light emitting unit driving circuit provided according to embodiments of the invention includes: an operating voltage supplying unit for supplying a voltage input for the driving circuit; a driving unit coupled to the operating voltage supplying unit and configured to drive the light emitting unit to make the light emitting unit turn on or turn off; and a feedback control unit coupled between the driving unit and the light emitting unit, and forming a feedback loop together with the driving unit and the light emitting unit to stabilize an operating current of the light emitting unit.

Abstract translation: 发光单元驱动电路可以包括：工作电压提供单元，被配置为提供用于驱动电路的电压输入; 驱动单元，其耦合到所述工作电压提供单元并且被配置为驱动所述发光单元以使所述发光单元导通或关闭; 以及耦合在所述驱动单元和所述发光单元之间并且被配置为与所述驱动电路和所述发光单元一起形成反馈回路以稳定所述发光单元的工作电流的反馈控制单元。