Liquid crystal display device

A liquid crystal display device comprising a liquid crystal display panel, a first light guide plate, a second light guide plate, and LED light sources,

• wherein the first and second light guide plates include a plurality of divided light guide plates,
• wherein the divided light guide plate is divided into a plurality of light guide plate blocks,
• wherein each of the plurality of light guide plate blocks is provided with LEDs,
• wherein the first and second light guide plates are arranged in parallel with a distance therebetween,
• wherein in the first and second light guide plates, opposed side surfaces of the first and second light guide plates are chamfered, and
• wherein the chamfered portions have a rough surface.

A liquid crystal display device comprising a liquid crystal display panel, a first light guide plate, a second light guide plate, and LED light sources,

• wherein the first and second light guide plates include a plurality of divided light guide plates,
• wherein the divided light guide plate is divided into a plurality of light guide plate blocks,
• wherein each of the plurality of light guide plate blocks is provided with LEDs,
• wherein the first and second light guide plates are arranged in parallel with a distance d1 therebetween,
• wherein in the first and second light guide plates, opposed side surfaces of the first and the second light guide plates are roughened, and
• wherein in the first and second light guide plates, surfaces extending from the side surfaces in the horizontal direction on the side of the liquid crystal display panel are roughened over a predetermined distance d2.

A liquid crystal display device comprising a liquid crystal display panel, a first light guide plate, a second light guide plate, and LED light sources,

• wherein the first and second light guide plates include a plurality of divided light guide plates,
• wherein the divided light guide plate is divided into a plurality of light guide plate blocks,
• wherein each of the plurality of light guide plate blocks is provided with LEDs,
• wherein the first and second light guide plates are arranged in parallel with a distance therebetween,
• wherein in opposed portions of the first and second light guide plates, the first light guide plate has a first projection in the direction of the second light guide plate, and the second light guide plate has a second projection in the direction of the first light guide plate,
• wherein the first and second projections are seen overlapping each other when viewed from the top,
• wherein the first and second projections are provided with a distance therebetween, and
• wherein in the first or second projection, an upper side of the projection provided on a lower side has a rough surface.

A liquid crystal display device comprising a liquid crystal display panel, a first light guide plate, a second light guide plate, and LED light sources,

• wherein the first and second light guide plates include a plurality of divided light guide plates,
• wherein the divided light guide plate is divided into a plurality of light guide plate blocks,
• wherein each of the plurality of light guide plate blocks is provided with LEDs,
• wherein the first and second light guide plates are arranged in parallel with a distance therebetween,
• wherein in opposed surfaces of the first and second light guide plates, a side surface of the first light guide plate has projections and recesses arranged in a crank-like shape when viewed from the top, and a side surface of the second light guide plate has projections and recesses arranged in a crank-like shape when viewed from the top,
• wherein the crank-like shaped projections and recesses of the first and second light guide plates are arranged so that each projection of the side surface of the first light guide plate is nested within each recess of the side surface of the second light guide plate, and
• wherein the crank-like shaped side surfaces are arranged at a predetermined distance from each other.

A liquid crystal display device comprising a liquid crystal display panel, a first light guide plate, a second light guide plate, and LED light sources,

• wherein the first and second light guide plates include a plurality of divided light guide plates,
• wherein the divided light guide plate is divided into a plurality of light guide plate blocks,
• wherein each of the plurality of light guide plate blocks is provided with LEDs,
• wherein the first and second light guide plates are arranged in parallel with a distance therebetween,
• wherein each of the first and second light guide plates includes light guide plate blocks on both ends, and other light guide plate blocks in a center area,
• wherein the width of the light guide plate blocks on both ends is smaller than the width of the light guide plate blocks in the center area, and
• wherein the number of LEDs provided in the light guide plate blocks on both ends is the same as the number of LEDs provided in the light guide plate blocks in the center area.