LIGHTING DEVICE, DISPLAY DEVICE AND TV RECEIVER Russian patent published in 2012 - IPC F21S4/00 G02F1/13357 H04N7/00 

Abstract RU 2470219 C2

FIELD: electricity.

SUBSTANCE: invention relates to a lighting device, a display device and a TV receiver. The lighting device 12 comprises multiple sources of light 17, a controller circuit 50 and an exciter circuit 40. The controller circuit 50 is arranged as capable of controlling balance of electric current between light sources 17. The exciter circuit 40 is arranged as capable of supplying power of excitation to light sources 17 by means of the controller circuit 50. The controller circuit 50 includes two parts provided on the first circuit board 31 and on the second circuit board 32, which is located next to the first circuit board 31, accordingly. The controller circuit 50 and the exciter circuit 40 are provided on the first circuit board 31.

EFFECT: provision of a lighting device comprises a circuit board, which may support multiple quantity of light sources without usage of long high-voltage lines, with simultaneous achievement of high reliability level, and also a display device comprising such lighting device, and a TV receiver comprising such display device.

11 cl, 18 dwg

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RU 2 470 219 C2

Authors

Kunii Khirosi

Dates

2012-12-20Published

2008-10-21Filed