A display panel and a display device are provided. The display panel includes a pixel circuit, a light-emitting element, and a signal line group. The pixel circuit includes a driving transistor, a data writing transistor, and a first transistor. The first electrode of the first transistor in a first metal layer is connected to a gate of the driving transistor. A side of the first electrode of the first transistor facing the first electrode of the data writing transistor is a first edge and a side of a first electrode of the data writing transistor facing the first electrode of the first transistor is a second edge. Orthographically projected on a plane parallel to the display panel, at least a partial region of at least one signal line is located between the first edge and the second edge, and is arranged in a layer different from the first metal layer.

A display device that can display a high-luminance image is provided. The display device includes a display element and a memory circuit which is electrically connected to a first wiring and a second wiring. First, a reference potential is supplied to the first wiring. Next, a first image signal is supplied to the memory circuit through the second wiring. Then, the second image signal is added to the first image signal by supplying the second image signal to the memory circuit through the first wiring. After that, an image obtained by superimposing an image corresponding to the first image signal and an image corresponding to the second image signal on each other is displayed with the display element.

An electro-optical device includes a scanning line, a data line intersecting with each other, a pixel circuit which is provided corresponding to the intersection thereof, and a wire. The pixel circuit includes a light emitting element, one transistor which controls a current flowing to the light emitting element, and the other transistor of which conduction state is controlled according to a scanning signal which is supplied to the scanning line between a gate node of the one transistor and the data line. The wire is provided between the data line and the one transistor.

A liquid crystal device that is an electro-optical device includes: a transistor including a semiconductor layer extending along a Y axis extending direction that is a first direction, a light shielding region that is a light shielding layer including a first extending portion extending along the first direction, and a wide portion overlapping a channel region of the semiconductor layer and provided wider than the first extending portion, an interlayer insulation layer provided with an opening in a region overlapping the light shielding region, and a capacitance element including a first capacitance electrode provided in the opening of the interlayer insulation layer and including a protruding portion protruding over the interlayer insulation layer, and a second capacitance electrode provided to cover the protruding portion of the first capacitance electrode.

A pixel circuit and a display panel are provided. The display includes the pixel circuit. The pixel circuit includes a data line, a scan line, a plurality of hierarchical 2T1C circuits, a step-down circuit, and a reset circuit. The data line is configured to transmit a source data signal. The scan line is configured to transmit a scan signal. Each input of the plurality of hierarchical 2T1C circuits is connected to the scan line in parallel. An input of the step-down circuit is connected to the data line and an output of the step-down circuit is connected to another input of each 2T1C circuit. The reset circuit is connected to the input of the step-down circuit.

A pixel circuit able to prevent a spread of the terminal voltages of drive transistors inside a panel and in turn able to reliably prevent deterioration of uniformity, wherein a source of a TFT serving as a drive transistor is connected to an anode of a light emitting element, a drain is connected to a power source potential, a capacitor is connected between a gate and source of the TFT, and a source potential of the TFT is connected to a fixed potential through a TFT serving as a switch transistor and wherein pixel circuit lines are connected by an upper line and bottom line and are arranged in parallel with pixel circuit power source voltage lines so as not to have intersecting parts.

A pixel circuit able to prevent a spread of the terminal voltages of drive transistors inside a panel and in turn able to reliably prevent deterioration of uniformity, wherein a source of a TFT serving as a drive transistor is connected to an anode of a light emitting element, a drain is connected to a power source potential, a capacitor is connected between a gate and source of the TFT, and a source potential of the TFT is connected to a fixed potential through a TFT serving as a switch transistor and wherein pixel circuit lines are connected by an upper line and bottom line and are arranged in parallel with pixel circuit power source voltage lines so as not to have intersecting parts.

The present application relates to a driving circuit for display panel, comprising a compensation module and a driving module. The compensation module generates a first compensation signal according to variation of a first displaying characteristic of a first image in a frame time. The driving module generates a first driving signal according to the first compensation signal for driving the display panel to display the first image in a first frame time. By avoiding excessive variation of displaying characteristics of the first image with time, the displaying quality may be improved. In addition, the compensation module generates a second compensation signal according to the difference between the first displaying characteristic of the first image and a second displaying characteristic of a second image. The driving module drives the display panel to display the second image in a second frame time according to the second compensation signal. Accordingly, the influence on displaying quality owing to excessive difference in displaying characteristics between the first image displayed in the first frame time and the second image displayed in the second frame time may be avoided.

The present application relates to a driving circuit for display panel, comprising a compensation module and a driving module. The compensation module generates a first compensation signal according to variation of a first displaying characteristic of a first image in a frame time. The driving module generates a first driving signal according to the first compensation signal for driving the display panel to display the first image in a first frame time. By avoiding excessive variation of displaying characteristics of the first image with time, the displaying quality may be improved. In addition, the compensation module generates a second compensation signal according to the difference between the first displaying characteristic of the first image and a second displaying characteristic of a second image. The driving module drives the display panel to display the second image in a second frame time according to the second compensation signal. Accordingly, the influence on displaying quality owing to excessive difference in displaying characteristics between the first image displayed in the first frame time and the second image displayed in the second frame time may be avoided.

An electroluminescent display device comprises a pixel including a plurality of subpixels; a plurality of power lines for providing a power voltage to the plurality of subpixels; a data line for providing data signals to the plurality of subpixels; a plurality of gate lines for providing gate signals to the plurality of subpixels; and a reference node line for connecting a plurality of reference nodes included in the plurality of subpixels, wherein each of the subpixels comprises a light emitting diode and a subpixel driving circuit for controlling light emission of the light emitting diode, and wherein the subpixel driving circuit provides a driving current without including a high potential voltage to the light emitting diode as a reference voltage that is applied from one of the plurality of power lines to the reference node included in the subpixel driving circuit, and some of the plurality of subpixels include a compensation transistor connected to the reference node receiving the reference voltage.