Patent ID: 8841713

Claim:
A photoelectric conversion apparatus comprising: a semiconductor substrate; a first semiconductor region of a first conductivity type arranged in the semiconductor substrate, the first semiconductor region being structured as a part of a photoelectric conversion element; a second semiconductor region of the first conductivity type arranged in the semiconductor substrate, the second semiconductor region being structured to hold an electric charge generated in the photoelectric conversion element; a third semiconductor region of the first conductivity type arranged in the semiconductor substrate; a first gate electrode arranged on the semiconductor substrate, the first gate electrode being structured to transfer the electric charge from the second semiconductor region to the third semiconductor region; a second gate electrode arranged on a region between the first and second semiconductor regions; and an element isolation region arranged in the semiconductor substrate, the element isolation region being structured to include an insulator, wherein the insulator of the element isolation region extends into the semiconductor substrate at a depth equal to or deeper than a depth of the second semiconductor region, and the second gate electrode extends over the second semiconductor region.