Transistor including two-dimensional (2D) channel

    公开(公告)号:US11508814B2

    公开(公告)日:2022-11-22

    申请号:US17111965

    申请日:2020-12-04

    Abstract: A transistor including at least one two-dimensional (2D) channel is disclosed. A transistor according to some example embodiments includes first to third electrodes separated from each other, and a channel layer that is in contact with the first and second electrodes, parallel to the third electrode, and includes at least one 2D channel. The at least one 2D channel includes at least two regions having different doping concentrations. A transistor according to some example embodiments includes: first to third electrodes separated from each other; a 2D channel layer that is in contact with the first and second electrodes and parallel to the third electrode; a first doping layer disposed under the 2D channel layer corresponding to the first electrode; and a second doping layer disposed under the 2D channel layer corresponding to the second electrode, wherein the first and second doping layers contact the 2D channel layer.

    Image sensors integrated with infrared sensors and electronic devices including the same

    公开(公告)号:US12199129B2

    公开(公告)日:2025-01-14

    申请号:US17313464

    申请日:2021-05-06

    Abstract: An image sensor includes a visible light sensor portion and an infrared sensor portion arranged on the visible light sensor portion. The visible light sensor portion includes a first sensor layer and a first signal wiring layer, wherein a plurality of visible light sensing elements are arrayed in the first sensor layer and the first signal wiring layer is configured to process a signal output from the first sensor layer. The infrared sensor portion includes a second sensor layer in which a plurality of infrared sensing elements are arrayed, and a second signal wiring layer configured to process a signal output from the second sensor layer. The infrared sensor portion and the visible light sensor portion form a single monolithic structure which is effective in obtaining high resolution.

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