Patent ID: 11955078
Assignee: SAMSUNG ELECTRONICS CO., LTD.
Field: Audio-visual technology (Electrical engineering)
Classification: CPC G  H | IPC G  H

Claim 0:
1. A display device comprising:
a plurality of pixels each including a light emitting element and a pixel driving circuit connected with the light emitting element and configured to drive the light emitting element; and
a plurality of sensors each including a light sensing element and a sensor driving circuit connected with the light sensing element and configured to output a sensing signal corresponding to a light,
wherein the sensor driving circuit includes:
a reset transistor including a first electrode configured to receive a reset signal, a second electrode connected with a first sensing node, and a third electrode configured to receive a reset control signal;
an amplification transistor including a first electrode configured to receive a sensing driving voltage, a second electrode connected with a second sensing node, and a third electrode connected with the first sensing node; and
an output transistor including a first electrode connected with the second sensing node, a second electrode connected with a sensing line, and a third electrode configured to receive an output control signal,
wherein the reset transistor is an oxide semiconductor transistor.