PLANE LIGHT SOURCE AND LCD BACKLIGHT UNIT HAVING THE SAME
First Claim
1. A plane light source including light emitting device matrixes each having a plurality of light emitting devices arranged in rows and columns on a substrate, the plane light source comprising:
- a first matrix having a plurality of light emitting devices arranged in rows and columns; and
a second matrix having a plurality of light emitting devices arranged in rows and columns, the light emitting devices each located within a rectangle formed by four adjacent light emitting devices included in the first matrix, and forming angles θ
satisfying the condition of 45°
≦
θ
≦
55°
therebetween on the basis of a horizontal direction,wherein among pitches between one light emitting devices included in the light emitting device matrixes and another lighting light emitting device adjacent to the light emitting device, a pitch P1 between the light emitting device and the light emitting device diagonally across from the light emitting device satisfies the condition of 25 mm≦
P1≦
29 mm, and a pitch P2 between the light emitting device and another light emitting device located in a horizontal direction satisfies the condition of 34 mm≦
P2≦
38 mm.
1 Assignment
0 Petitions
Accused Products
Abstract
There are provided a plane light source and an LCD backlight unit having the same. A plane light source including light emitting device matrixes each having a plurality of light emitting devices arranged in rows and columns on a substrate according to an aspect of the invention includes: a first matrix having a plurality of light emitting devices arranged in rows and columns; and a second matrix having a plurality of light emitting devices arranged in rows and columns, the light emitting devices each located within a rectangle formed by four adjacent light emitting devices included in the first matrix, and forming angles θ satisfying the condition of 45°≦θ≦55° therebetween on the basis of a horizontal direction, wherein among pitches between one light emitting devices included in the light emitting device matrixes and another lighting light emitting device adjacent to the light emitting device, a pitch P1 between the light emitting device and the light emitting device diagonally across from the light emitting device satisfies the condition of 25 mm≦P1≦29 mm, and a pitch P2 between the light emitting device and another light emitting device located in a horizontal direction satisfies the condition of 34 mm≦P2≦38 mm.
21 Citations
7 Claims
-
1. A plane light source including light emitting device matrixes each having a plurality of light emitting devices arranged in rows and columns on a substrate, the plane light source comprising:
-
a first matrix having a plurality of light emitting devices arranged in rows and columns; and a second matrix having a plurality of light emitting devices arranged in rows and columns, the light emitting devices each located within a rectangle formed by four adjacent light emitting devices included in the first matrix, and forming angles θ
satisfying the condition of 45°
≦
θ
≦
55°
therebetween on the basis of a horizontal direction,wherein among pitches between one light emitting devices included in the light emitting device matrixes and another lighting light emitting device adjacent to the light emitting device, a pitch P1 between the light emitting device and the light emitting device diagonally across from the light emitting device satisfies the condition of 25 mm≦
P1≦
29 mm, and a pitch P2 between the light emitting device and another light emitting device located in a horizontal direction satisfies the condition of 34 mm≦
P2≦
38 mm. - View Dependent Claims (2, 3, 4, 5)
-
-
6. A plane light source comprising:
-
a substrate; a first plurality of light emitting devices disposed on the substrate, the first plurality of light emitting devices disposed on the substrate in a first plurality of rows, each of the rows among the first plurality of rows disposed parallel to each other in a horizontal direction on the substrate and each of the rows among the first plurality of rows including light emitting devices among the first plurality of light emitting devices in a same configuration in which the light emitting devices among the first plurality of light emitting devices are spaced equidistant from each other in the first plurality of rows on the substrate; a second plurality of light emitting devices disposed on the substrate, the second plurality of light emitting devices disposed on the substrate in a second plurality of rows, each of the rows among the second plurality of rows disposed parallel to each other in the horizontal direction on the substrate and each of the rows among the second plurality of rows including light emitting devices among the second plurality of light emitting devices in a same configuration in which the light emitting devices among the second plurality of light emitting devices are spaced equidistant from each other in the second plurality of rows on the substrate, wherein the first plurality of rows and the second plurality of rows are alternately disposed on the substrate, and wherein the first plurality of rows are horizontally offset on the substrate from the second plurality of rows such that an angle θ
between a light emitting device among the first plurality of light emitting devices in a first row among the first plurality of rows and a light emitting device among the second plurality of light emitting devices in a second row among the second plurality of rows, the first row and the second row being adjacent to each other, with reference to the horizontal direction on the substrate, satisfies the condition of 45°
≦
θ
≦
55°
. - View Dependent Claims (7)
-
Specification