(19)
(11)EP 2 405 188 A3

(12)EUROPEAN PATENT APPLICATION

(88)Date of publication A3:
24.12.2014 Bulletin 2014/52

(43)Date of publication A2:
11.01.2012 Bulletin 2012/02

(21)Application number: 11170066.2

(22)Date of filing:  15.06.2011
(51)Int. Cl.: 
F21V 8/00  (2006.01)
G02B 6/00  (2006.01)
(84)Designated Contracting States:
AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR
Designated Extension States:
BA ME

(30)Priority: 09.07.2010 KR 20100066206

(71)Applicant: LG Innotek Co., Ltd.
Seoul 100-714 (KR)

(72)Inventor:
  • Yu, Dong Kug
    Seoul 100-714 (KR)

(74)Representative: Cabinet Plasseraud 
52, rue de la Victoire
75440 Paris Cedex 09
75440 Paris Cedex 09 (FR)

  


(54)Backlight unit and display device therewith


(57) A backlight unit includes a bottom cover, a first heat sink portion disposed on the bottom cover, a second heat sink portion extended upward with respect to the first heat sink portion, and at least a portion of a light emission module placed in at least one recess or at least one hole of the first heat sink portion, and the light emission module disposed on the second heat sink portion.