Silicon Display Technology

Taehan Go

Jong Woo Jin

Youn Duck Nam

Ji Ho Hur

Jin Hyeong Yu

Kijoong Kim

Young Man Park

A smart card according to an exemplary embodiment of the present invention includes: a transparent substrate including a side contacting a finger of a user; a reflection layer separated from the transparent substrate, facing the transparent substrate, and including a metal material; a photosensor provided between the transparent substrate and the reflection layer, and sensing light reflected and input from the reflection layer; and a card substrate including an opaque material and covering the reflection layer.

Smart card

A fingerprint and image sensor includes a plurality of data lines, a plurality of scan lines, to which a plurality of scan signals is transferred, a plurality of reset scan lines, to which a plurality of reset scan signals is transferred, and a sensor panel, which is reset by a reset voltage, which is synchronized to a corresponding reset scan signal and is transferred, generates a pixel voltage according to light supplied during an exposure period, and includes a plurality of sensor pixels, which is synchronized to a corresponding scan signal and transfers the pixel voltage to a corresponding data line, and the exposure period may be a period from a time point, at which the corresponding reset scan signal is changed to an off-level, to a time point, at which the corresponding scan signal is changed to an on-level.

Sensor pixel, fingerprint and image sensor including the same, and driving method thereof

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Seoul, South Korea

Taehan Go