Patent ID: 7554626
Filing Date: 2009-06-30
Classification: G02B,G02F

Abstract:
1. A liquid crystal display device having a liquid crystal panel and an illumination unit for illuminating the liquid crystal display panel, wherein the illumination unit includes a substantially wedge-shaped light-guiding plate having a backside being inclined so as to be formed thinner from one side edge to the other side edge, a linear light source disposed along a thicker plate surface at one side edge of the light-guiding plate, lead wires severally connected to both ends of the linear light source, and a housing that houses the light-guiding plate and the linear light source, and a groove is formed on the bottom wall of the housing such that a gap is created between the backside of the light-guiding plate and the bottom wall at a certain area portion of the light-guiding plate wherein the plate is the least thick, with a part of the lead wires residing in the gap and being arranged along the other side edge of the light-guiding plate, and made to extend to the outside from the backside of the housing.