A repairing method of an organic light emitting diode display, including: a repairability checking step for applying a first positive bias to a pixel including a driving transistor and an organic light emitting diode based on the organic light emitting diode; and a stress applying step for applying a second positive bias that is greater than the first positive bias to the organic light emitting diode.

An organic light emitting display apparatus is disclosed, wherein the organic light emitting display apparatus comprises a driving thin film transistor provided on a substrate and disposed in a pixel area including a plurality of sub pixels; an organic light emitting diode electrically connected with the driving thin film transistor; and a repair portion provided at one side of the organic light emitting diode, wherein the organic light emitting diode is electrically connected with the driving thin film transistor through the repair portion.

An organic semiconductor device, a driving device and a driving method are provided. The driving device is configured to drive a load. The driving device includes a short circuit protection circuit and a delay circuit. The short circuit protection circuit is configured to provide an enable signal. The delay circuit provides a delay time length according to the energy passing through the load, and determines a start time point of the short circuit protection circuit to provide the enable signal according to the delay time length.

A method for manufacturing a display panel, a display panel, and a display device are provided. The method includes: forming a plurality of gate lines and a common electrode line pattern on a base substrate; forming an insulating layer on the base substrate on which the plurality of gate lines and the common electrode line pattern are formed; forming a via hole on the insulating layer; and forming a metal conductive pattern on the base substrate on which the insulating layer is formed. The common electrode line and the common electrode connection block located on two sides of a gate line are electrically connected through a bridging structure in a conductive layer made of metal, which reduces the resistance of the bridging structure, so that the voltage uniformity throughout the common electrode line pattern which is bridged through the bridging pattern is high.

A method for repairing a disconnecting signal line of a thin film transistor (TFT) array substrate including: providing a TFT array substrate with a disconnecting signal line; defining a through hole at an edge of an overlapping area of the repairing line and the disconnecting signal line; printing ink in the through hole, the ink completely covers the through hole, the ink contains a plurality of metal nanoparticles; and curing the ink to make the repairing line and the disconnecting signal line to be connected.

Provided are a display device and a method of reworking the display device. The display device includes a display element; a window which is disposed to face the display element; an adhesive member which is disposed between the display element and the window and comprises a first adhesive layer disposed on a side of the display element and a second adhesive layer disposed on a side of the window; and a light transmitting film which is disposed between the first adhesive layer and the second adhesive layer.

An apparatus for treating pixels or regions of a display panel includes a measuring device configured to measure a parameter of light emitted by one or more pixels of each region of the display panel. The apparatus includes a parameter comparator operably coupled to the measuring device and configured to select one or more pixels or one or more regions of the display panel such that the measured parameter of light emitted by the one or more pixels or the one or more regions exceeds a threshold value. The apparatus also includes a laser device configured to emit a laser beam onto the selected one or more pixels or the selected one or more regions.

A multi-piece substrate integrally having a plurality of product regions each provided with a light-emitting element driven by a current and a blank region adjacent to each of the plurality of product regions is prepared. The current is passed through a cathode pad and an anode pad to inspect the light-emitting element. A plurality of display panels are cut out from the multi-piece substrate so as to respectively correspond to the plurality of product regions. The multi-piece substrate includes a plurality of first test pads disposed in each of the plurality of product regions for inspecting the light-emitting element, and a plurality of second test pads disposed in the blank region for inspecting the light-emitting element. The cathode pad and the anode pad are included in the plurality of first test pads and are not included in the plurality of second test pads.

The present disclosure provides an organic light-emitting diode display substrate, a method of preparing the same, and a display device. The organic light-emitting diode display substrate includes: a light-emitting layer, a light modulation layer, and a color conversion layer, in which the light-emitting layer is configured to emit first color light, the light modulation layer and the color conversion layer are arranged on different light-exiting paths of the light-emitting layer, the color conversion layer is configured to convert first color light into second color light and third color light, and the light modulation layer is configured to modulate an emergent direction of first color light.

A transparent display device includes: a substrate including an emission area and a first transparent area; first, second, and third pixel regions on the substrate and including the emission area and the first transparent area; a first bank on the substrate; a first opening surrounded by the first bank and corresponding to the first pixel region; a second opening surrounded by the first bank and corresponding to the second pixel region; a third opening surrounded by the first bank and corresponding to the third pixel region; a plurality of second banks overlapping at least one of the first, second, and third openings, and overlapping the first bank; and a light-emitting diode on the first, second, and third openings on the substrate.