Fingerprint sensor package and smartcard including the same

    公开(公告)号:US11538268B2

    公开(公告)日:2022-12-27

    申请号:US17500434

    申请日:2021-10-13

    Abstract: A fingerprint sensor package includes a package substrate including an upper surface in which a sensing region and a peripheral region surrounding the sensing region are defined, and a lower surface facing the upper surface; a plurality of first sensing patterns located are arranged in the sensing region, are apart from each other in a first direction, and extend in a second direction crossing the first direction; a plurality of second sensing patterns that are arranged in the sensing region, are apart from each other in the second direction, and extend in the first direction; a coating member covering the sensing region; an upper ground pattern in the peripheral region and apart from the coating member to surround the coating member in the first and second directions; and a controller chip on the lower surface of the package substrate; and a plurality of capacitors.

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