Pixel and gate driving circuit
A pixel includes: a light-emitting diode; a first transistor; a second transistor connected to a gate of the first transistor and to a data line; a third transistor connected to the gate of the first transistor and to a first voltage line; a fourth transistor connected to the first transistor and a second voltage line; a fifth transistor connected to the first transistor and to a third voltage line; and a sixth transistor connected to the first transistor and to the light-emitting diode, where a gate signal supplied to a gate of the sixth transistor is a signal obtained by shifting a gate signal supplied to a gate of the fifth transistor by a certain time.
1 . A pixel comprising:
a pixel circuit; and
a light-emitting diode connected to the pixel circuit,
wherein the pixel circuit comprises:
a first transistor;
a second transistor connected to a gate of the first transistor and to a data line;
a third transistor connected to a first terminal of the first transistor and to a first voltage line;
a fourth transistor connected to a second terminal of the first transistor and to the light-emitting diode; and
a first capacitor connected between the gate of the first transistor and the second terminal of the first transistor,
wherein a gate signal supplied to a gate of the third transistor is a signal obtained by shifting a gate signal supplied to a gate of the fourth transistor.
2 . The pixel of claim 1 , wherein the first transistor comprises a semiconductor layer comprising an oxide.
3 . The pixel of claim 1 , wherein the fourth transistor is turned-on after the third transistor is turned-on.
4 . The pixel of claim 3 , wherein the pixel circuit further comprising an seventh transistor connected to the first transistor and to a fourth voltage line,
wherein a gate signal supplied to a gate of the sixth transistor and a gate signal supplied to a gate of the seventh transistor are the same.
5 . The pixel of claim 1 , wherein the pixel circuit further comprising
a fifth transistor connected to the gate of the first transistor and to a second voltage line; and
a sixth transistor connected to the light-emitting diode and to a third voltage line.
6 . The pixel of claim 5 , wherein a gate signal supplied to a gate of the sixth transistor is a signal obtained by shifting a gate signal supplied to a gate of the fifth transistor.
7 . The pixel of claim 6 , wherein the fifth transistor is turned-on after the sixth transistor is turned-on.
8 . The pixel of claim 5 , wherein a gate signal supplied to a gate of the sixth transistor is a signal obtained by shifting a gate signal supplied to a gate of the second transistor.
9 . The pixel of claim 8 , wherein the second transistor is turned-on after the sixth transistor is turned-on.
10 . The pixel of claim 1 , wherein the pixel circuit further comprising
a second capacitor connected between the second terminal of the first transistor and the first voltage line.
11 . The pixel of claim 10 , wherein the first transistor comprises a second gate connected to the second terminal of the first transistor.
12 . A display panel comprising:
a plurality of pixels, each of the plurality of pixels comprising;
a pixel circuit; and
a light-emitting diode connected to the pixel circuit,
wherein the pixel circuit comprises:
a first transistor;
a second transistor connected to a gate of the first transistor and to a data line;
a third transistor connected to a first terminal of the first transistor and to a first voltage line; and
a fourth transistor connected to a second terminal of the first transistor and to the light-emitting diode; and
a capacitor connected between the gate of the first transistor and the second terminal of the first transistor,
wherein the plurality of pixels comprises a first pixel in a first pixel row and a second pixel in a second pixel row which is different from the first pixel row,
wherein a gate signal supplied to a gate of the fourth transistor of the first pixel is a gate signal supplied to a gate of the third transistor of the second pixel.
13 . The display panel of claim 12 , wherein the first transistor comprises a semiconductor layer comprising an oxide.
14 . The display panel of claim 12 , wherein, in each of the plurality of pixels, the fourth transistor is turned-on after the third transistor is turned-on.
15 . The display panel of claim 12 , wherein the pixel circuit further comprising:
a fifth transistor connected to the gate of the first transistor and to a second voltage line; and
a sixth transistor connected to the light-emitting diode and to a third voltage line,
wherein a gate signal supplied to a gate of the sixth transistor of the first pixel is a gate signal supplied to a gate of the fifth transistor of the second pixel, and
wherein, in each of the plurality of pixels, the fifth transistor is turned-on after the sixth transistor is turned-on.
16 . The display panel of claim 12 , wherein the pixel circuit further comprising:
a fifth transistor connected to the gate of the first transistor and to a second voltage line; and
a sixth transistor connected to the light-emitting diode and to a third voltage line,
wherein a gate signal supplied to a gate of the sixth transistor of the first pixel is a gate signal supplied to a gate of the second transistor of the second pixel,
wherein, in each of the plurality of pixels, the second transistor is turned-on after the sixth transistor is turned-on.
17 . The display panel of claim 12 , wherein gate-on voltages of gate signals, supplied to gates of the second transistors of pixels in adjacent pixel rows are partially overlap.
18 . An electronic device comprising:
a display panel arranged a plurality of pixels;
a gate driving circuit for outputting gate signals to the plurality of pixels; and
a controller configured generate a control signal transmitted to the gate driving circuit
wherein each of the plurality of pixels comprises:
a pixel circuit; and
a light-emitting diode connected to the pixel circuit,
wherein the pixel circuit comprises:
a first transistor;
a second transistor connected to a gate of the first transistor and to a data line;
a third transistor connected to a first terminal of the first transistor and to a first voltage line; and
a fourth transistor connected to a second terminal of the first transistor and to the light-emitting diode; and
a capacitor connected between the gate of the first transistor and the second terminal of the first transistor,
wherein a gate signal supplied to a gate of the third transistor from the gate driving circuit is a signal obtained by shifting a gate signal supplied to a gate of the fourth transistor from the gate driving circuit.
19 . The electronic device of claim 18 , wherein the fourth transistor is turned-on after the third transistor is turned-on.
20 . The pixel of claim 18 , wherein the plurality of pixels comprises a first pixel in a first row and a second pixel in a second row,
wherein a gate-on voltage of a gate signal supplied to a gate of the second transistor of the first pixel and a gate-on voltage of a gate signal supplied to a gate of the second transistor of the second pixel are partially overlap.