Patent ID: 8939632
Filing Date: 2015-01-27
Classification: F21V,G02B,G02F,G09G

Abstract:
1. A liquid crystal display device comprising: a liquid crystal display panel; and an illuminating device disposed on a back side face of the liquid crystal display panel, and arranged to project light onto the liquid crystal display panel, the illuminating device comprising: at least a portion of the power supply wire comprises a bridging wire arranged to connect the light source disposed along the one side face of the chassis plate and the light source disposed along the another side face of the chassis plate that is perpendicular to the one side face; the light sources comprise light sources that are each disposed along four side faces of the chassis plate; one end of each power supply wire, which comprises a portion of each power supply wire, is connected to the power supply means at a substantial center of the chassis plate; the light sources comprise a plurality of LED light sources mounted on each of LED boards that are disposed along the side faces of the chassis plate; each of the LED boards are divided into a plurality of LED boards on each of the side faces of the chassis plate; the LED boards that are disposed along two opposing side faces of the chassis plate are connected to the power supply means by the power supply wires, and among the LED boards disposed along the two opposing side faces, the LED boards that are closest to the corners of the chassis plate are connected by the bridging wires to some of the LED boards that are disposed along the other two opposing side faces of the chassis plate, the some of the LED boards adjoining the LED boards closest to the corners while sandwiching the corners; the light sources comprise the plurality of LED light sources mounted on each of the LED boards that are disposed along the side faces of the chassis plate; the LED boards are divided into eight LED boards in middle portions of the side faces of the chassis plate; and the four LED boards that are disposed along two opposing side faces of the chassis plate are connected to the power supply means by the power supply wires in the middle portions of the side faces of the chassis plate, and connected by the bridging wires to the other four LED boards that are disposed along the other two opposing side faces of the chassis plate and adjoin the four LED boards connected to the power supply means sandwiching the corners of the chassis plate.