Backlight unit, display apparatus comprising the same and...

Details Backlight unit, display apparatus comprising the same and... Backlight unit, display apparatus comprising the same and...

2011-03-22

2011-03-22

Vu, David Hung (Department: 2821)

Electric lamp and discharge devices: systems

Current and/or voltage regulation

C315S307000, C345S102000

Reexamination Certificate

active

07911155

ABSTRACT:
Provided is a display apparatus including: a display panel; a light source which includes a plurality of light source modules and supplies light to the display panel; a light source driver which drives the light source modules; a power source which supplies power to the light source driver; a current detector which detects a current of the power supplied from the power source to the light source driver; and a controller which controls the light source driver to sequentially drive the plurality of light source modules and compares the detected current with a range to detect errors from the respective light source modules.

REFERENCES:
patent: 7375474 (2008-05-01), Lee
patent: 7675245 (2010-03-01), Szczeszynski et al.
patent: 7800876 (2010-09-01), Peker et al.

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