SEMICONDUCTOR DEVICE AND DISPLAY DEVICE HAVING SEMICONDUCTOR DEVICE

摘要

A semiconductor device including a transistor includes a pixel circuit, a monitor circuit, and a correction circuit. The pixel circuit includes a selection transistor, a driving transistor, and a light-emitting element. The monitor circuit includes a monitor light-emitting element and a monitor transistor. The semiconductor device obtains the value of current flowing to the monitor light-emitting element and the monitor transistor and controls the value of current flowing to the light-emitting element and the driving transistor by the correction circuit.

主权项

1. A semiconductor device including a transistor, comprising:
a pixel circuit comprising:
a selection transistor;a driving transistor; anda light-emitting element; a monitor circuit comprising:
a monitor light-emitting element; anda monitor transistor; a correction circuit comprising;
an amplifier circuit; anda switching element; a first electrode; a second electrode; and a third electrode, wherein one of a pair of electrodes of the monitor light-emitting element is electrically connected to the first electrode, wherein the other of the pair of electrodes of the monitor light-emitting element is electrically connected to one of source and drain electrodes of the monitor transistor, wherein the other of the source and drain electrodes of the monitor transistor is electrically connected to a first input terminal of the amplifier circuit, wherein a gate electrode of the monitor transistor is electrically connected to an output terminal of the amplifier circuit, wherein the second electrode is electrically connected to a second input terminal of the amplifier circuit, wherein the third electrode is electrically connected to the other of the source and drain electrodes of the monitor transistor through the switching element, wherein a resistor is connected between the third electrode and the other of the source and drain electrodes of the monitor transistor, and wherein current flowing to the light-emitting element is controlled by the correction circuit.