Display device

A display device, comprising:

• a plurality of subpixels disposed on a substrate;
• a scan line and a light emission line disposed on the substrate in a first direction;
• scan transistors disposed on the substrate and connected with the scan line;
• light emission transistors disposed on the substrate and connected with the light emission line;
• a driving transistor disposed on a same plane as the scan transistors and the light emission transistors;
• and
• a light emitting element disposed on at least one of the scan transistors, the light emission transistors, and the driving transistor,
• wherein a scan signal applied to the scan line includes a dummy scan signal section for turning on two or more scan transistors among the scan transistors,
• wherein a light emission signal applied to the light emission line includes a dummy light emission signal section for turning on the light emission transistors, and
• wherein a period for applying the dummy light emission signal section is after a dummy period for applying the dummy scan signal section.

A display device, comprising:

• a plurality of subpixels disposed on a substrate;
• a scan line and a light emission line disposed on the substrate;
• scan transistors disposed on the substrate and connected with the scan line for receiving a scan signal;
• light emission transistors disposed on the substrate and connected with the light emission line for receiving a light emission signal;
• a driving transistor disposed on a same plane as the scan transistors and the light emission transistors;
• and
• a light emitting element disposed on at least one of the scan transistors, the light emission transistors and the driving transistor,
• wherein a scan signal includes a dummy period having a dummy scan signal section for turning on the scan transistors and a period having a driving scan signal section for turning on the scan transistors,
• wherein the light emission signal includes a coupling period having a dummy light emission signal section for turning on the light emission transistors, and
• wherein the coupling period is between the dummy period having the dummy scan signal section and the period having the first driving scan signal section.

A method of controlling a pixel circuit, the method comprising:

• supplying a first scan signal to a first transistor connected between a data line and a first capacitor, the first scan signal sequentially including a first dummy scan signal section and a first driving scan signal section having a first voltage level for turning on the first transistor;
• and
• supplying a light emission signal to a first light emission transistor connected between the first capacitor and a reference voltage line and to a second light emission transistor connected between a drain electrode of a driving transistor and a low-potential voltage line,
• wherein the first capacitor is connected between a gate electrode of a driving transistor and a first node,
• wherein the driving transistor is connected to a light emitting element,
• wherein a period having a signal section between a dummy period having the first dummy scan signal section and a period having the first driving scan signal section has a second voltage level different from the first voltage level, and
• wherein the light emission signal includes a coupling period having a dummy light emission signal section for turning on the first light emission transistor and the second light emission transistor between the first dummy scan signal section and the first driving scan signal section.