A display device includes: a first panel including a first image-forming surface for forming a first image visually recognized by a user and a plurality of first pixels; a second panel including a second image-forming surface for forming a second image visually recognized by the user and a plurality of second pixels; and a half-wavelength plate located between the first image-forming surface and the second image-forming surface. The half-wavelength plate includes an optical axis, is configured to be capable of transmitting incident light from either one panel of the first panel and the second panel, and of emitting light as emission light to the other panel. A polarization direction of the emission light from the half-wavelength plate is determined based on a polarization direction of the incident light on the half-wavelength plate and a direction of the optical axis.

A display apparatus includes: a display panel includes: a plurality of pixels to display an image; a gate driver to drive the pixels; a first part electrically connected to the pixels; and a second part electrically connected to the gate driver. The gate driver includes: a plurality of stages to generate a gate signal to be provided to the pixels; k number of clock wirings to provide k number of clock signals to the plurality of stages; and k number of clock bar wirings to provide k number of clock bar signals to the plurality of stages (where k is a natural number of one or greater), and the second part includes: k number of clock pads electrically connected to the k number of clock wirings, respectively; and k number of clock bar pads electrically connected to the k number of clock bar wirings, respectively. The k number of clock wirings and the k number of clock bar wirings are arranged in a first order, and the k number of clock pads and the k number of clock bar pads are arranged in a second order different from the first order.

A thin film transistor structure, a gate driver on array (GOA) circuit and a display device are provided. The thin film transistor structure defines a plurality of thin film transistors by patterning an active layer. Therefore, when a defect appears in the gate insulating layer of one of the plurality of thin film transistors and a leakage path is formed, other thin film transistors will not be affected. Therefore, a problem of functional failure of a whole thin film transistor structure can be avoided.

A substrate for a display device, the substrate includes a signal supply section that supplies a signal; a substrate section having an extended outer shape section and having a display area configured to display an image; a plurality of lead wires that extend along the extended outer shape section to the display area; and a circuit section that is placed so that the lead wires are interposed between the display area and the circuit section and that is composed of a plurality of unit circuits arranged along the extended outer shape section, wherein the plurality of unit circuits include a unit circuit having an extension section that extends away from the signal supply section so as to be interposed between a unit circuit that is adjacent to the unit circuit on a side opposite to the signal supply section and the lead wires.

The present application provides a display panel and a display device, the display panel is provided with two driving chips disposed side by side in a first border of a non-display area, and a flexible circuit board is disposed between the two driving chips. Compared with the prior art, a longitudinal distance between the driving chip and the flexible circuit board on the display panel border can be reduced, so as to reduce a length of the lower border of the display panel and increase a space of a display area.

According to one embodiment, a display device includes a display panel having a first surface, a second surface on a side opposite to the first surface, and a display area including pixels, a first cover member overlapping the display area and opposed to the first surface, and a second cover member overlapping the display area and opposed to the second surface. The first cover member has a first side surface close to a first end portion of the display panel, the second cover member has a second side surface close to the first end portion, and the first side surface is located between the first end portion and the second side surface in planar view.

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.

A performance of a display apparatus is improved. A display apparatus has a display region, a transparent region and a frame region. The display apparatus includes a plurality of scan signal lines extending in an X direction in the display region and a plurality of image signal lines extending in a Y direction in the display region. The plurality of image signal lines include a first wiring (image signal line) and a second wiring (image signal line). The first wiring includes a first bypass wiring portion arranged in the frame region and a first extension wiring portion connected to an end of the first bypass wiring portion and extending in the Y direction. The second wiring includes a second bypass wiring portion arranged in the frame region and a second extension wiring portion connected to an end of the second bypass wiring portion and extending in the Y direction. In a plan view, the first wiring and the second wiring intersect with each other at the frame region.

An electronic device may include a display having an array of display pixels on a substrate. The display pixels may be organic light-emitting diode display pixels or display pixels in a liquid crystal display. In an organic light-emitting diode display, hybrid thin-film transistor structures may be formed that include semiconducting oxide thin-film transistors, silicon thin-film transistors, and capacitor structures. The capacitor structures may overlap the semiconducting oxide thin-film transistors. Organic light-emitting diode display pixels may have combinations of oxide and silicon transistors. In a liquid crystal display, display driver circuitry may include silicon thin-film transistor circuitry and display pixels may be based on oxide thin-film transistors. A single layer or two different layers of gate metal may be used in forming silicon transistor gates and oxide transistor gates. A silicon transistor may have a gate that overlaps a floating gate structure.

A display substrate and a display device including the display substrate are disclosed. In one aspect, the display substrate includes a plurality of pixels formed in a substantially circular pixel area and a driving circuit formed in a peripheral area surrounding the pixel area and configured to drive the pixels. A boundary is formed between the pixel area and the peripheral area, and the boundary is substantially concentric with respect to an arc defining the substantially circular pixel area. The driving circuit comprises a conductive pattern having a first side which extends in a peripheral direction crossing the boundary.