| US 7,461,962 B2 | ||
| Backlight assembly, display device provided with the same, and method thereof | ||
| Kyoung-Don Lee, Suwon-si (Korea, Republic of); Jae-Joong Kwon, Suwon-si (Korea, Republic of); Woo-Jun Kim, Yongin-si (Korea, Republic of); Sung-Kyu Shim, Seoul (Korea, Republic of); Hyoung-Joo Kim, Uiwang-si (Korea, Republic of); Jin-Sung Choi, Cheonan-si (Korea, Republic of); In-Sun Hwang, Suwon-si (Korea, Republic of); Seung-In Baek, Seoul (Korea, Republic of); and Taek-Sun Shin, Cheonan-si (Korea, Republic of) | ||
| Assigned to Samsung Electronics Co., Ltd., (Korea, Republic of) | ||
| Filed on Jan. 08, 2008, as Appl. No. 11/970,680. | ||
| Claims priority of application No. 10-2007-0006575 (KR), filed on Jan. 22, 2007; and application No. 10-2007-0023960 (KR), filed on Mar. 12, 2007. | ||
| Prior Publication US 2008/0175023 A1, Jul. 24, 2008 | ||
| Int. Cl. F21V 8/00 (2006.01) | ||
| U.S. Cl. 362—613 [362/612; 362/555; 362/621; 362/628] | 25 Claims |
| 1. A backlight assembly comprising:
a printed circuit board;
a plurality of light sources mounted on an upper surface of the printed circuit board and having a light emitting surface;
and
a light guiding plate guiding light emitted from the light sources,
wherein the light emitting surface of the light sources is substantially perpendicular to the upper surface of the printed
circuit board and faces a side of the light guiding plate,
the side of the light guiding plate includes a central portion,
the light sources include first light sources as a first group arranged on the central portion of the light guiding plate
and second light sources as a second group adjacent to the first group, and
a pitch of the first light sources is smaller than a pitch of the second light sources.
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