Patent ID: 6583439
Filing Date: 2003-06-24
Classification: G02F,H01L

Abstract:
A semiconductor device comprising:a display portion and an image sensor portion on a substrate, wherein a plurality of cells are formed on the substrate in a matrix form, each of said cells comprising a pixel portion having at least a pixel TFT and a pixel electrode and a sensor portion having at least a sensor TFT and a photoelectric conversion element; a pixel source driver circuit and a pixel gate driver circuit connected to the pixel TFT and formed on the substrate; and a sensor horizontal driver circuit and a sensor vertical driver circuit connected to the sensor TFT and formed on the substrate, wherein the photoelectric conversion element is located over the pixel UT and the sensor TFT, and under the pixel electrode, wherein said pixel electrode comprises reflective material and has at least one window therein facing said photoelectric conversion element.