A liquid crystal display device according to FFS technology is provided, which sufficiently provides a common electrode with common electric potential and improves an aperture ratio of pixels. A pixel electrode is formed of a first layer transparent electrode. A common electrode made of a second layer transparent electrode is formed above the pixel electrode interposing an insulation film between them. The common electrode in an upper layer is provided with a plurality of slits. The common electrode extends over all the pixels in a display region. An end of the common electrode is disposed on a periphery of the display region and connected with a peripheral common electric potential line that provides a common electric potential Vcom. There is provided neither an auxiliary common electrode line nor a pad electrode, both of which are provided in a liquid crystal display device according to a conventional art.

A novel composite oxide semiconductor which can be used in a transistor including an oxide semiconductor film is provided. In the composite oxide semiconductor, a first region and a second region are mixed. The first region includes a plurality of first clusters containing In and oxygen as main components. The second region includes a plurality of second clusters containing Zn and oxygen as main components. The plurality of first clusters have portions connected to each other. The plurality of second clusters have portions connected to each other.

Disclosed are an array substrate and a display device. The array substrate includes: a plurality of sub-pixel elements in an array, wherein each row of sub-pixel elements includes a common electrode; the common electrode includes a plurality of sub-common electrodes, each of which corresponds to one of the sub-pixel elements; the sub-common electrode includes a body connection section, a plurality of comb teeth connected with the body connection section, and a shielding section connected with the body connection section, wherein the first comb teeth and the shielding section are on the same side of the body connection section, and the shielding section is on the outermost side of the first comb teeth; and the body connection sections of two adjacent sub-common electrodes in the common electrode are on two opposite sides. The body connection sections of two adjacent sub-common electrodes in each common electrode are arranged on two opposite sides.

According to one embodiment, a display device comprises first and second substrates. The first substrate comprise first and second common electrodes, and a first pixel electrode including a pair of first sides arranged in a first direction. The second common electrode includes first and second trunk portions, and a first branch portion extending from the second trunk portion toward the first trunk portion. The first pixel electrode is located between the trunk portions. The first branch portion overlaps with the first pixel electrode between the first sides. A width of the first pixel electrode between the first sides becomes smaller toward the second trunk portion.

Disclosed is a display apparatus and a method for manufacturing the same, wherein the display apparatus comprises a substrate, a light shielding layer, a signal line and a first electrode on the substrate, an active layer, a gate electrode, a second electrode, a first connection electrode for connecting the active layer with the signal line, and a second connection electrode for connecting the active layer with any one of the first electrode and the second electrode, wherein any one of the first electrode and the second electrode is a pixel electrode of a display device, and the other is a common electrode of the display device, the light shielding layer, the signal line and the first electrode are disposed on the same layer, and the first connection electrode and the second connection electrode are formed of the same material as that of the second electrode.

A pixel electrode or a common electrode is a light-transmissive conductive film; therefore, it is formed of ITO conventionally. Accordingly, the number of manufacturing steps and masks, and manufacturing cost have been increased. An object of the present invention is to provide a semiconductor device, a liquid crystal display device, and an electronic appliance each having a wide viewing angle, less numbers of manufacturing steps and masks, and low manufacturing cost compared with a conventional device. A semiconductor layer of a transistor, a pixel electrode, and a common electrode of a liquid crystal element are formed in the same step.

An Embodiment of the present disclosure provide a display substrate, including a base substrate, and a plurality of first scanning lines, a plurality of second scanning lines, a plurality of data lines, a plurality of common electrodes and a plurality of pixel electrodes on the base substrate. The second scanning lines are parallel to the data lines, and the second scanning lines, the common electrodes and the pixel electrodes are in different layers. The common electrodes are located on a side of the second scanning lines and the data lines away from the base substrate, and on a side of the pixel electrodes proximal to the base substrate. An orthographic projection of one of the data line and the second scanning line on the base substrate is located in a spacer region between adjacent pixel electrodes.

Optical phase control elements are based on the Pancharatnam phase. Tunable liquid crystal devices containing the optical phase control elements may include a liquid crystal cell between a pair of substrates, a first plurality of electrodes, and a second plurality of electrodes. Each individual phase control element is defined by one electrode from the first plurality and one electrode from the second plurality.

According to one embodiment, in a display device, a first pixel electrode and a second pixel electrode overlap with a first electrode which includes a first branch portion that is exposed from between the first pixel electrode and the second pixel electrode, a second electrode includes a first trunk portion, a second branch portion, and a second trunk portion, the second branch portion overlaps with the first pixel electrode, a light-shielding layer includes a first opening portion, a second opening portion, and a light-shielding portion located between the first and second opening portions, the first opening portion overlaps with the second branch portion, and the light-shielding portion overlaps with the first branch portion.

The present invention is for a backplane substrate including an in-cell type touch panel advantageous to reducing the number of masks and the number of processes, a liquid crystal display device including the same, and a method of manufacturing the same, includes a plurality of interlayer dielectric layers disposed above a drain electrode of a thin film transistor are simultaneously patterned after forming a sensing line and a common electrode.