Backlight unit and liquid crystal display using the same
AssigneeLG Display Co., Ltd.
InventorShinwoo Yang
Life of this patent
Estimating the term…
Abstract
A backlight unit and a liquid crystal display using the backlight unit are disclosed. The backlight unit includes a plurality of lamps, a lower cover whose an upper portion has an opening, a lamp guide, and an optical member on the lamps. The lamps are positioned in an inside space of the lower cover. The lamp guide includes a first support unit on a surface of the inside space of the lower cover, holder units that are positioned on an upper surface of the first support unit to hold the lamps, a second support unit that is positioned on the upper surface of the first support unit to support the optical member, and a fastening unit fastening the first support unit to the lower cover. The first support unit includes a projection for increasing a reflective area.
Claims11
A backlight unit comprising:
- a plurality of lamps;
- a lower cover whose an upper portion has an opening, the lamps being positioned in an inside space of the lower cover;
- a lamp guide that allows the lamps to be positioned in the inside space of the lower cover;
- and
- an optical member on the lamps,
- wherein the lamp guide includes:
- a first support unit positioned on a surface of the inside space of the lower cover, the first support unit including a projection for increasing a reflective area;
- holder units that are positioned on an upper surface of the first support unit to hold the lamps;
- a second support unit that is positioned on the upper surface of the first support unit to support the optical member;
- and
- a fastening unit that fastens the first support unit to the lower cover,
- wherein the holder units are positioned at ends of the first support unit in a longitudinal direction of the first support unit with the second support unit interposed between the holder units, and
- wherein the projection has a line pattern connecting the holder units to the second support unit in a row.
A liquid crystal display comprising:
- a liquid crystal display panel;
- and
- a backlight unit including:
- a plurality of lamps;
- a lower cover whose an upper portion has an opening, the lamps being positioned in an inside space of the lower cover;
- a lamp guide that allows the lamps to be positioned in the inside space of the lower cover;
- and
- an optical member on the lamps,
- wherein the lamp guide includes:
- a first support unit positioned on a surface of the inside space of the lower cover, the first support unit including a projection for increasing a reflective area;
- holder units that are positioned on an upper surface of the first support unit to hold the lamps;
- a second support unit that is positioned on the upper surface of the first support unit to support the optical member;
- and
- a fastening unit that fastens the first support unit to the lower cover,
- wherein the holder units are positioned at ends of the first support unit in a longitudinal direction of the first support unit with the second support unit interposed between the holder units, and
- wherein the projection has a line pattern connecting the holder units to the second support unit in a row.
Dependencies are inferred from the claim text.