In a display device including a flexible display panel, the risk of disconnection of a wiring due to bending is reduced. A display panel includes a display function layer including display elements and a wiring on one major surface of a base material having flexibility. The display panel includes, on the one major surface of the base material, an organic-film-covered wiring area where the surface of the wiring is covered with an organic planarization film that is an organic insulating film in direct contact with the wiring. The display panel includes, in the plane thereof, a display area where the display elements are arranged and a component mounting area that is a peripheral area located outside the display area. As the organic-film-covered wiring area, a curved area is provided in the peripheral area.

A pixel unit (P) of the invention includes a first input terminal (CKIN), a first output terminal (CKOUT), a signal generator (30), and a display device (25). The signal generator (30) is provided on a signal path extending from the first input terminal (CKIN) to the first output terminal (CKOUT). The signal generator (30) generates a second signal (CKA) on the basis of a first signal (CK) and outputs the generated second signal. The signal generator (30) generates a rising edge and a falling edge of the second signal (CKA) on the basis of one of a rising edge and a falling edge of the first signal (CK).

A display apparatus includes a substrate having a first region and a second region surrounding the first region. An insulating part is disposed above the substrate, covering the first region and the second region, and comprising a first opening portion in the second region. A dam part is disposed above the insulating pan in the second region and surrounds a periphery of the first opening portion. A first organic insulating layer is disposed above the insulating part and covers an inner surface of the first opening portion. An organic light-emitting device is disposed above the insulating part in the first region and comprises a pixel electrode. An encapsulation layer is disposed above the insulating part in both the first region and the second region. The encapsulation layer covers the organic light-emitting device.

A display panel being bendable around a bending axis to form a bendable portion, includes a support film, a display module disposed on a side of the support film. An outer edge of the display module is distant from an outer edge along the first direction of the support film, to form a step portion between the outer edge of the display module and the outer edge of the support film. A polarizing layer and a touch layer are disposed on the other side, facing away the support film, of the display module. An outer edge of the polarizing layer and an outer edge of the touch layer are distant from the outer edge of the display module to form a step portion between the outer edge of the polarizing layer, the outer edge of the touch layer and the outer edge of the display module.

The invention relates to improved Organic Light Emitting Transistor (OLET) pixel architecture for OLET based displays.

Provided is an organic electroluminescence display device. The organic electroluminescence display device includes a bank that is provided so as to surround a central Portion of a Pixel electrode, an organic electroluminescence layer that is provided on the pixel electrode, a common electrode that is formed so as to extend from the organic electroluminescence layer to the bank, a color filter layer that overlaps the organic electro luminescence layer, a black matrix layer that overlaps the bank, a spacer that is provided on the black matrix layer, and a wiring that is provided on the black matrix layer so as to be placed on the spacer. The black matrix layer is disposed on the bank through the spacer. A convex Portion is formed by the wiring being placed on the spacer, and the convex portion is electrically connected to the common electrode above the bank.

An organic thin film transistor (OTFT) is disclosed herein. The OTFT has a substrate, a data line, a transfer pad, a source electrode, a drain electrode, an active pattern, a first insulating layer, a gate electrode, a second insulating layer, and a transparent electrode. The data line and the transfer pad are disposed on the substrate. The source electrode and the drain electrode are disposed on the substrate, the data line, and the transfer pad. The active pattern is disposed on the data line, the transfer pad, the substrate, the source electrode, and the drain electrode. With the disposition of the active pattern on the source electrode and the drain electrode, the source electrode and the drain electrode are free from the bombardment of the plasma.

The present disclosure provides a display substrate and a manufacturing method thereof, and a display apparatus. The display substrate has a fingerprint identification region. The display substrate includes a base substrate; a display unit on the base substrate and including a display thin film transistor and a light-emitting device, a second electrode of the display thin film transistor being coupled to a first electrode of the light-emitting device; and a fingerprint identification unit at a gap between adjacent display units in the fingerprint identification region and including a fingerprint identification transistor and a photosensitive device, a first electrode of the fingerprint identification transistor being coupled to a second electrode of the photosensitive device. The display substrate further includes a gate insulating layer on a side of an active layer of the display thin film transistor and an active layer of the fingerprint identification transistor distal to the base substrate.

A thin film transistor includes a gate electrode, an insulating layer disposed on the gate electrode, and an active layer disposed on the insulating layer, where the active layer includes a perovskite compound represented by the following Formula: AB.sub.(1-u)C.sub.(u)[X.sub.(1-v)Y.sub.(v)].sub.3, where A is a monovalent organic cation, a monovalent inorganic cation, or any combination thereof, B is Sn.sup.2+, C is a divalent cation or trivalent cation, X is a monovalent anion, Y is a monovalent anion different from X, u is a real number greater than 0 and less than 1, and v is a real number greater than 0 and less than 1.

The present disclosure provides a method for fabricating a display substrate for a display panel. The method includes providing a flexible organic light-emitting diode (flexible OLED) substrate with a thin-film transistor (TFT) layer on the flexible OLED substrate and a patterned adhesive layer on the TFT layer, wherein the TFT layer includes at least one testing area; providing a barrier film (BF) with a patterned laser barrier layer on a surface of the BF, the surface of the BF facing the TFT layer; and bonding the BF onto the flexible OLED substrate such that at least a portion of the patterned laser barrier corresponds to the at least one testing area. The method also includes irradiating a laser beam along a cutting line on the BF to remove a first portion of the BF.