Samsung electronics co., ltd. (20250081645). IMAGE SENSOR
IMAGE SENSOR
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IMAGE SENSOR
This abstract first appeared for US patent application 20250081645 titled 'IMAGE SENSOR
Original Abstract Submitted
disclosed is an image sensor comprising a first semiconductor substrate that includes a first pixel region and a second pixel region, a first photoelectric conversion element on the first pixel region, a second photoelectric conversion element on the second pixel region, a first floating diffusion section on the first pixel region, a second floating diffusion section on the second pixel region, a first transfer gate electrode between the first photoelectric conversion element and the first floating diffusion section, a second transfer gate electrode between the second photoelectric conversion element and the second floating diffusion section, a second semiconductor substrate on the first semiconductor substrate, and pixel transistors connected to the first and second photoelectric conversion elements. a width of the second photoelectric conversion element is less than that of the first photoelectric conversion element. at least one of the pixel transistors is on the second semiconductor substrate.