Patent ID: 6288435
Filing Date: 2001-09-11
Classification: H01L,Y02E

Abstract:
A sensor comprising:an intrinsic amorphous silicon layer;a p doped silicon layer coupled to a first side of the intrinsic amorphous silicon layer;a transparent first electrode coupled to the p doped silicon layer; andat least one nonmetallic back contact coupled to a second side of the intrinsic amorphous layer, the back contact to collect charge from an area of the intrinsic amorphous silicon layer and to provide the collected charge to detection electronics, the back contact including a bottom conducting segment, two upright conducting segments, a first end of each upright conducting segment coupled to a corresponding end of the bottom conducting segment, each upright conducting segment oriented approximately perpendicular to the bottom conducting segment and at least one extension segment coupled to a second end of an upright conducting segment.