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US 7,922,380 B2Granted
Light unit and display device having the same
AssigneeLG Innotek Co., Ltd.
InventorDong Wook Park
Life of this patent
Estimating the term…
Abstract
Provided are a light unit and a display device having the same. The light unit comprises a light guide member, a board, and a light-emitting module. The light guide member outputs surface tight upward. The light-emitting module comprises the board where a light-emitting devices disposed and a metal plate on a rear surface of the board.
Claims18
A light unit comprising:
- a light guide member outputting surface light upward;
- a board disposed to a first side of the light guide member;
- a plurality of light-emitting devices mounted on a first side of the board;
- a reflection sheet under the light guide member;
- a housing receiving the light guide member, the light-emitting devices, the board, and the reflection sheet;
- and
- a metal plate attached to a second side of the board and a first side of the housing,
- wherein the second side of the board is opposite to the first side of the board,
- wherein a lower side of the metal plate is contacted with a bottom surface of the housing,
- wherein the board is a flexible PCB that includes a first portion disposed between the metal plate and the first side of the light guide member, and a second portion disposed between the reflection sheet and the housing, and
- wherein the second portion of the board includes line patterns connected to the light-emitting devices.
8 more elements
A light unit comprising:
- a light guide member;
- a board disposed to a first side of the light guide member;
- a plurality of light-emitting devices mounted on a first side of the board;
- a reflection sheet under the light guide member;
- a housing receiving the light guide member, the light-emitting devices, the board, and the reflection sheet;
- and
- a metal plate attached to a second side of the board and a first side of the housing, wherein the second side of the board is opposite to the first side of the board,
- wherein a first portion of the reflection sheet is extended to a second side of the light guide member which is opposite to the first side of the light guide member,
- wherein the reflection sheet is physically separated from the housing, and
- wherein the board includes a first portion in contact with an entire first side of the metal plate, and a second portion extended between the reflection sheet and the housing.
7 more elements
Dependencies are inferred from the claim text.