A display panel including: pixels disposed in an active area of a substrate; data lines connected to the pixels; and a crack detection line disposed in a peripheral area of the active area in the substrate. The crack detection line includes a plurality of stacked conductive layers and at least one insulating layer disposed therebetween. At least one of the conductive layers is electrically connected to any one of the data lines.

A display device includes: a screen saver operable to cause an image to be displayed with a lowered luminance in a screen save mode by lowering a scale factor from a first value based on the image being displayed as a still image longer than a reference time; and an overcurrent protection circuit operable to detect an overcurrent and cause a power of the display device to be turned off based on a predetermined current value that is reduced according to the scale factor and comparison between the predetermined current value and a driving current supplied provided to a display panel in which the image is displayed.

A method of fabricating a display panel is provided. The method includes providing a substrate including a plurality of light emitting elements; forming a first protective layer on a side of the substrate; treating the first protective layer to obtain a first adhesive portion, a second adhesive portion, and a third adhesive portion, the third adhesive portion having an adhesive strength smaller than an adhesive strength of the first adhesive portion, and smaller than an adhesive strength of the second adhesive portion; and removing the third adhesive portion from the substrate to form a bendable portion of the substrate. The bendable portion of the substrate spaces apart a first portion of the substrate from a second portion of the substrate.

A display device includes a display module and a middle frame antenna. The display module includes a display panel, a wave-absorbing layer, a driving circuit and a flexible circuit board. An orthographic projection of the driving circuit on a first panel part, an orthographic projection of the flexible circuit board on the first panel part, and an orthographic projection of the wave-absorbing layer on the first panel part do not overlap.

The present invention relates to an organic light emitting diode display device which minimizes a temperature increase of an organic light emitting panel in consideration of an input image and an external environment, the organic light emitting diode display device comprising: an organic light emitting panel; a power supply unit for supplying a current to the organic light emitting panel; a control unit for performing an automatic current limit for controlling the maximum value of the current supplied to the organic light emitting panel to be less than or equal to the current limit value; and a temperature sensor for sensing the temperature of the organic light emitting panel, wherein the control unit may change the current limit value according to the present temperature of the organic light emitting panel.

A display apparatus includes a display panel displaying an image, a rear cover supporting the display panel, and a vibration generating device vibrating the display panel. The vibration generating device includes a sound generating module spaced apart from a rear surface of the display panel. Accordingly, shaking of the display panel is prevented, and heat is prevented from being transferred to the display panel.

A display device and a temperature protection method thereof are provided. The display device includes a temperature sensing circuit and a control circuit. The temperature sensing circuit is disposed in a casing of the display device. The temperature sensing circuit changes a resistance value according to a temperature of the display device to generate a voltage value. The control circuit determines whether to perform at least one cooling operation according to the voltage value of the temperature sensing circuit, so as to reduce the temperature of the display device and prevent the temperature of the display device from being too high.

An organic light emitting diode (OLED) display includes pixel rows, and a panel driver configured to drive the display panel. The panel driver includes a determining circuit configured to select one pixel row from the plurality of pixel rows, to determine load data based on input image data for the one pixel row, and to determine target mobility data corresponding to the load data, a sensing circuit configured to generate mobility sensing data corresponding to mobility values of driving transistors of a plurality of pixels included in the one pixel row by performing a mobility sensing operation on the one pixel row, and a current control circuit configured to compare the mobility sensing data and the target mobility data to generate a result, and to adjust a panel current flowing through the display panel according to the result.

Disclosed is a display apparatus capable of preventing and/or reducing overheating of driving switches due to a malfunction during varying of a driving voltage. The display apparatus includes: a light emitting diode; a power supply configured to apply a driving voltage to the light emitting diode; a driving switch configured to control the driving current of the light emitting diode; a voltage sensor configured to detect the driving voltage; and a driving controller configured to control the driving switch so that the driving current of the light emitting diode follows a current reference. The driving controller may be configured, based on the driving voltage detected by the voltage sensor being greater than a predetermined voltage, to decrease the current reference to decrease the driving current of the light emitting diode.

A pixel according to the present disclosure includes a light emitting diode including an anode coupled to a first node; a first capacitor including a first electrode coupled to the first node, and a second electrode coupled to a second node; a first transistor including a gate electrode coupled to the second node, a first electrode coupled to a third node, and a second electrode coupled to a fourth node; and a second transistor including a gate electrode coupled to a first scan line, a first electrode coupled to a data line, and a second electrode coupled to the third node.