Backlight unit and method for fabricating the same

Details Backlight unit and method for fabricating the same Backlight unit and method for fabricating the same

2006-12-15

2010-06-29

Macchiarolo, Peter J (Department: 2879)

Illumination

Elongated source light unit or support

Plural sources or supports therefor

C362S217120, C313S234000, C445S026000

Reexamination Certificate

active

07744240

ABSTRACT:
Disclosed is a backlight unit that is suitable for reducing humming noise that occurs when power is applied for dimming control. The present invention provides a backlight unit including a plurality of lamps arranged over a bottom cover, first and second lower structures respectively mounted at opposite ends of the lamps, the first and second lower structures having a groove between adjacent lamps, sound absorbing pads disposed within the grooves, common electrodes mounted on the first and second lower structures having the sound absorbing pads thereon respectively, and first and second upper structures respectively coupled to the first and second lower structures. The first and second upper structures have a plurality of ribs that press down on the common electrodes and sound absorbing pads.

REFERENCES:
patent: 7465062 (2008-12-01), Kwon
patent: 2003/0218877 (2003-11-01), Moon
patent: 2006/0104083 (2006-05-01), Kwon
patent: 2006/0146512 (2006-07-01), Choi
patent: 2006/0203480 (2006-09-01), Choi
patent: 2007/0030663 (2007-02-01), Ryu
patent: 2007/0035245 (2007-02-01), Bae et al.
patent: 2007/0176559 (2007-08-01), Lin et al.
patent: 10-2006-0071494 (2006-06-01), None

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