Patent ID: 8922686

Claim:
A solid-state image pickup apparatus wherein in a plan view of a layout, the solid-state image pickup apparatus comprising: an impurity within a floating diffusion portion of a semiconductor substrate, a center portion of the floating diffusion portion being between a first tapered portion of the floating diffusion portion and a second tapered portion of the floating diffusion portion; a first transfer gate between said center portion and a first photodiode, said first tapered portion intersecting obliquely with a sidewall of the first transfer gate; a second transfer gate between said center portion and a second photodiode, said second tapered portion intersecting obliquely with a sidewall of the second transfer gate; a third transfer gate between said first tapered portion and a third photodiode, a tip of the first tapered portion being between said first transfer gate and said third transfer gate, wherein said impurity is absent from between said first transfer gate and said tip of the first tapered portion, said impurity being absent from between said third transfer gate and said tip of the first tapered portion.