Image sensor and electronic device including the same
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United States of America Patent
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Feb 19, 2019
Grant Date -
Jan 11, 2018
app pub date -
Feb 17, 2017
filing date -
Jul 11, 2016
priority date (Note) -
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Abstract
An image sensor includes a plurality of pixels, each pixel including a light sensing structure including first, second and third light sensing elements sequentially stacked on a substrate, the light sensing structure having a first surface adjacent to a readout circuit and a second surface including a light receiving portion between first and second circumferential portions, a first through via on the first circumferential portion, extending from the first surface to connect with the first light sensing element, and configured to transfer charges of the first light sensing element to the readout circuit, and a vertical transfer gate on a second circumferential portion and configured to transfer charges of the second light sensing element to the readout circuit, the first through via and the vertical transfer gate of each pixel being arranged in a 1-shaped or L-shaped pattern in the first and second circumferential portions.
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