STACKED IMAGE SENSOR WITH SHARED DIFFUSION REGIONS

• Main Authors: MCCARTEN, JOHN P, ANDERSON, TODD JEFFERY, SUMMA, JOSEPH R, TIVARUS, CRISTIAN ALEXANDRU, COMPTON, JOHN THOMAS
• Format: Patent
• Language: English; French
• Published: 24.09.2009
• Subjects: BASIC ELECTRIC ELEMENTS; ELECTRIC COMMUNICATION TECHNIQUE; ELECTRIC SOLID STATE DEVICES NOT OTHERWISE PROVIDED FOR; ELECTRICITY; PICTORIAL COMMUNICATION, e.g. TELEVISION; SEMICONDUCTOR DEVICES

A CMOS image sensor (100) or other type of image sensor comprises a sensor wafer (106) and an underlying circuit wafer (108) The sensor wafer comprises a plurality of photosensitive elements (Al, A3, B4, C2, Dl, D3) arranged in respective positions of a two-dimensional array of positions in which a...