Patent ID: 7710528
Filing Date: 2010-05-04
Classification: G02F,H01L,H05K

Abstract:
1. An electro optical device comprising: an electro optical panel formed by sticking a first substrate and a second substrate together; and a flexible wiring substrate connected to the electro optical panel; wherein the first substrate includes an extension portion flaring from the second substrate, the wiring substrate includes a base material having flexibility and a conductive pattern provided on the base material, the wiring substrate is connected to the extension portion of the first substrate by using an adhesive agent, the wiring substrate includes a wide width portion connected to the extension portion and a narrow width portion continuing to the wide width portion and extending outwardly from an edge side of the extension portion in the flaring direction, an edge side of the wide width portion at the narrow width portion side is matched to the position of the edge side of the extension portion in the flaring direction or is positioned inside of the edge side of the extension portion in the flaring direction; and if the length of the wide width portion projecting from a side of the narrow width portion as for the direction perpendicular to the extending direction of the narrow width portion is La, the relation of is satisfied.