Abstract: A chip-level software and hardware cooperative relay protection device is provided. The device includes: a control chip, wherein a first control unit, a second control unit, and multiple logic circuits are integrated on the control chip; and the logic circuits perform microsecond-level rapid calculation on electrical signals of a protected electrical device, obtain fault feature parameters of the protected electrical device are and transmit same to the first control unit, then perform millisecond-level real-time protection logic determination according to the fault feature parameters of the protected electrical device to obtain relay protection results of the protected electrical device, and protect the protected electrical device by controlling an external relay according to the relay protection results.

Abstract: A chip-level software and hardware cooperative relay protection device is provided. The device includes: a control chip, wherein a first control unit, a second control unit, and multiple logic circuits are integrated on the control chip; and the logic circuits perform microsecond-level rapid calculation on electrical signals of a protected electrical device, obtain fault feature parameters of the protected electrical device are and transmit same to the first control unit, then perform millisecond-level real-time protection logic determination according to the fault feature parameters of the protected electrical device to obtain relay protection results of the protected electrical device, and protect the protected electrical device by controlling an external relay according to the relay protection results.

Abstract: A chemical agent including a fluorine-containing polyaluminum chloride, wherein the chemical agent has 4,500 to 100,000 ppm by mass of fluorine per part by mass of aluminum. Also disclosed is a method for producing a fluorine-containing polyaluminum chloride.

Abstract: Provided are an organic light-emitting display panel and an electronic device. The organic light-emitting display panel includes a plurality of sub-pixel units and a plurality of pixel circuits. The sub-pixel units are defined by a bank, the plurality of sub-pixel units emits m different colors, any two adjacent sub-pixel units emit different colors, each of the plurality of sub-pixel units includes n sub-pixels emitting a same color, and each of the sub-pixels includes a first electrode, the first electrodes of any two sub-pixels are separated from each other, where m is 3 or 4, and n is an integer no less than 3. The pixel circuits are arranged in a rectangular array, the pixel circuits are in one-to-one correspondence with the sub-pixels, and each of the pixel circuits is electrically connected to the corresponding first electrode via a connecting wire.

Abstract: Disclosed is an organic light-emitting display panel, which comprises a substrate, the substrate comprises a display region and a non-display region, wherein, the non-display region comprises: an insulating layer, which is provided on the same side as the array layer and provided with at least one groove by which the substrate is exposed; a metal layer, which comprises a first part and a second part, the first part covers the groove and contacts the substrate at the bottom of the groove, and the second part covers an outside of the groove and contacts the insulating layer; and at least one bank, contacting the second part, and wherein the bank comprises an organic material.

Abstract: The invention discloses a display panel and a display device. The display panel including a fold area, and at least one non-fold area proximate to the fold area, the display panel includes: an underlying substrate, a plurality of light-emitting elements, and a plurality of pixel circuit units arranged on the underlying substrate, which are arranged in the non-fold area; and the non-fold area includes at least one first area and second area; and there are a plurality of the pixel circuit units arrayed respectively in the first area and the second area, the first area is adjacent to the fold area, the second area is located on the side of the first area away from the fold area, and the distribution density of the pixel circuit units in the first area is higher than or equal to the distribution density of the pixel circuit units in the second area.

Abstract: A flexible substrate, a display panel, and a fabrication method of the flexible substrate are provided. The fabrication method comprises providing a bearing substrate including a bearing surface and a back-surface opposite to the bearing surface, and forming a stress-absorbing layer on the back-surface of the bearing substrate. The fabrication method further comprises forming a flexible substrate material layer, a blocking layer, and a device layer sequentially on the bearing surface of the bearing substrate, and removing the bearing substrate and the stress-absorbing layer formed on the back-surface of the bearing substrate.

Abstract: An organic light-emitting display panel, a method for manufacturing the same and an organic light-emitting display device are provided. The organic light-emitting display panel includes a flexible substrate comprising a display region, an aperture region surrounded by the display region, and a first non-display region located between the display region and the aperture region, a thin film transistor layer arranged on the flexible substrate, a light-emitting device layer arranged on the thin film transistor layer and including a first electrode, a light-emitting layer, and a second electrode, an encapsulation layer arranged on the light-emitting device layer and sequentially including a first inorganic encapsulation layer and a first organic encapsulation layer, and borders of the second electrode and the first inorganic encapsulation layer in the first non-display region are aligned, and an inorganic layer covering the borders of the second electrode and the first inorganic encapsulation layer.

Abstract: An organic light-emitting display panel, a method for manufacturing the same and an organic light-emitting display device are provided. The organic light-emitting display panel includes a flexible substrate comprising a display region, an aperture region surrounded by the display region, and a first non-display region located between the display region and the aperture region, a thin film transistor layer arranged on the flexible substrate, a light-emitting device layer arranged on the thin film transistor layer and including a first electrode, a light-emitting layer, and a second electrode, an encapsulation layer arranged on the light-emitting device layer and sequentially including a first inorganic encapsulation layer and a first organic encapsulation layer, and borders of the second electrode and the first inorganic encapsulation layer in the first non-display region are aligned, and an inorganic layer covering the borders of the second electrode and the first inorganic encapsulation layer.

Abstract: Provided are an organic light-emitting display panel and an electronic device. The organic light-emitting display panel includes a plurality of sub-pixel units and a plurality of pixel circuits. The sub-pixel units are defined by a bank, the plurality of sub-pixel units emits m different colors, any two adjacent sub-pixel units emit different colors, each of the plurality of sub-pixel units includes n sub-pixels emitting a same color, and each of the sub-pixels includes a first electrode, the first electrodes of any two sub-pixels are separated from each other, where m is 3 or 4, and n is an integer no less than 3. The pixel circuits are arranged in a rectangular array, the pixel circuits are in one-to-one correspondence with the sub-pixels, and each of the pixel circuits is electrically connected to the corresponding first electrode via a connecting wire.

Abstract: Disclosed is an organic light-emitting display panel, which comprises a substrate, the substrate comprises a display region and a non-display region, wherein, the non-display region comprises: an insulating layer, which is provided on the same side as the array layer and provided with at least one groove by which the substrate is exposed; a metal layer, which comprises a first part and a second part, the first part covers the groove and contacts the substrate at the bottom of the groove, and the second part covers an outside of the groove and contacts the insulating layer; and at least one bank, contacting the second part, and wherein the bank comprises an organic material.

Abstract: The invention discloses a display panel and a display device. The display panel including a fold area, and at least one non-fold area proximate to the fold area, the display panel includes: an underlying substrate, a plurality of light-emitting elements, and a plurality of pixel circuit units arranged on the underlying substrate, which are arranged in the non-fold area; and the non-fold area includes at least one first area and second area; and there are a plurality of the pixel circuit units arrayed respectively in the first area and the second area, the first area is adjacent to the fold area, the second area is located on the side of the first area away from the fold area, and the distribution density of the pixel circuit units in the first area is higher than or equal to the distribution density of the pixel circuit units in the second area.

Abstract: A flexible substrate, a display panel, and a fabrication method of the flexible substrate are provided. The fabrication method comprises providing a bearing substrate including a bearing surface and a back-surface opposite to the bearing surface, and forming a stress-absorbing layer on the back-surface of the bearing substrate. The fabrication method further comprises forming a flexible substrate material layer, a blocking layer, and a device layer sequentially on the bearing surface of the bearing substrate, and removing the bearing substrate and the stress-absorbing layer formed on the back-surface of the bearing substrate.