Display device
A display device includes a light emitting diode electrically connected between a driving voltage line and a common voltage line; a driving transistor electrically connected between the driving voltage line and the light emitting diode; a second transistor electrically connected between a first electrode of the driving transistor electrically connected to the driving voltage line and a data line; a first scan line electrically connected to a gate electrode of the second transistor; a third transistor electrically connected between a second electrode of the driving transistor electrically connected to the light emitting diode and a gate electrode of the driving transistor; and a connection electrode that connects the gate electrode of the driving transistor and the third transistor, wherein at least a part of a contact portion where the connection electrode contacts the third transistor does not overlap the first scan line.
1 . A display device comprising:
a light emitting diode electrically connected between a driving voltage line and a common voltage line;
a driving transistor electrically connected between the driving voltage line and the light emitting diode;
a second transistor electrically connected between a first electrode of the driving transistor and a data line, the first electrode of the driving transistor being electrically connected to the driving voltage line;
a first scan line electrically connected to a gate electrode of the second transistor;
a third transistor electrically connected between a second electrode of the driving transistor and a gate electrode of the driving transistor, the second electrode of the driving transistor being electrically connected to the light emitting diode;
a second scan line electrically connected to a gate electrode of the third transistor; and
a connection electrode electrically connected to the gate electrode of the driving transistor at a first contact portion, and electrically connected to the third transistor at a second contact portion,
wherein the connection electrode comprises a first portion extending in a first direction, and a second portion connected to the first portion and extending in a second direction different from the first direction.
2 . The display device of claim 1 , wherein at least a part of the second contact portion does not overlap with the first scan line in a plan view.
3 . The display device of claim 2 , wherein the second contact portion is spaced from the second scan line in a plan view.
4 . The display device of claim 3 , wherein the second contact portion is between the first scan line and the second scan line in a plan view.
5 . The display device of claim 1 , wherein the connection electrode does not overlap with the first scan line in a plan view.
6 . The display device of claim 5 , wherein the connection electrode crosses the second scan line in a plan view.
7 . The display device of claim 1 , wherein the second scan line is between the first contact portion and the second contact portion in a plan view.
8 . The display device of claim 1 , wherein a point at which the first portion and the second portion are connected to each other is located between the first scan line and the second scan line in a plan view.
9 . The display device of claim 1 , further comprising:
an initialization voltage line; and
a fourth transistor electrically connected between the initialization voltage line and a second electrode of the third transistor,
wherein:
the third transistor and the fourth transistor comprise a first semiconductor;
the first semiconductor comprises a third channel of the third transistor and a fourth channel of the fourth transistor; and
the second contact portion is on the first semiconductor, and is located between the third channel and the fourth channel in a plan view.
10 . The display device of claim 9 , wherein:
the first semiconductor is an oxide semiconductor; and
the driving transistor and the second transistor comprise a polycrystalline semiconductor.
11 . The display device of claim 1 , further comprising:
a boost capacitor electrically connected between the gate electrode of the second transistor and a second electrode of the third transistor,
wherein at least a part of the second contact portion does not overlap with the boost capacitor.
12 . The display device of claim 1 , wherein the third transistor comprises:
a first electrode electrically connected to the second electrode of the driving transistor; and
a second electrode electrically connected to the connection electrode, and
wherein the second electrode of the third transistor overlaps with the connection electrode in a plan view.
13 . The display device of claim 1 , further comprising an insulating layer between a second electrode of the third transistor and the connection electrode,
wherein:
the insulating layer defines an opening overlapping with the second electrode of the third transistor and the connection electrode;
the second electrode of the third transistor is electrically connected to the connection electrode through the opening; and
the opening does not overlap with the first scan line.
14 . The display device of claim 13 , wherein the second contact portion is located in the opening.
15 . A display device comprising:
a light emitting diode electrically connected between a driving voltage line and a common voltage line;
a driving transistor electrically connected between the driving voltage line and the light emitting diode;
a second transistor electrically connected between a first electrode of the driving transistor and a data line, the first electrode of the driving transistor being electrically connected to the driving voltage line;
a first scan line electrically connected to a gate electrode of the second transistor;
a third transistor electrically connected between a second electrode of the driving transistor and a gate electrode of the driving transistor, the second electrode of the driving transistor being electrically connected to the light emitting diode;
a second scan line electrically connected to a gate electrode of the third transistor; and
a connection electrode electrically connected to the gate electrode of the driving transistor at a first contact portion, and electrically connected to the third transistor at a second contact portion,
wherein at least a part of the second contact portion does not overlap with the first scan line in a plan view.
16 . The display device of claim 15 , wherein the second contact portion is between the first scan line and the second scan line in a plan view.
17 . The display device of claim 15 , wherein the connection electrode does not overlap with the first scan line in a plan view.
18 . The display device of claim 15 , wherein the second scan line is between the first contact portion and the second contact portion in a plan view.
19 . The display device of claim 15 , wherein:
the connection electrode comprises a first portion extending in a first direction, and a second portion connected to the first portion and extending in a second direction different from the first direction; and
a point at which the first portion and the second portion are connected to each other is located between the first scan line and the second scan line in a plan view.
20 . A device comprising:
a substrate;
a light emitting diode on the substrate;
a driving transistor electrically connected between a driving voltage line and the light emitting diode;
a second transistor electrically connected between a first electrode of the driving transistor and a data line, the first electrode of the driving transistor being electrically connected to the driving voltage line;
a first scan line electrically connected to a gate electrode of the second transistor;
a third transistor electrically connected between a second electrode of the driving transistor and a gate electrode of the driving transistor, the second electrode of the driving transistor being electrically connected to the light emitting diode;
a second scan line electrically connected to a gate electrode of the third transistor; and
a connection electrode electrically connected to the gate electrode of the driving transistor at a first contact portion, and electrically connected to the third transistor at a second contact portion,
wherein the connection electrode comprises a first portion extending in a first direction, and a second portion connected to the first portion and extending in a second direction different from the first direction.