Abstract: Provided are a display panel, a detection device therefor, and a display device. In an embodiment, the display panel includes an array layer, along a thickness direction of the display panel, the array layer including first and second conductive layers, and at least an insulating layer being located between the first and second conductive layers; a light-emitting element located at a side of the array layer facing a light-exiting surface of the display panel; and a first through-hole. In an embodiment, the first and second conductive layers are connected to each other through the first through-hole, and at least one first through-hole is reused as an alignment connection hole; and/or, along the thickness direction of the display panel, orthographic projections of at least two first through-holes onto a plane of the light-exiting surface of the display panel have different shapes.

Abstract: A display panel and a display apparatus are provided. The display panel has a first display region and a binding region at least partially surrounding the first display region and includes pixel units arranged in the first display region and pads including first and second pads. The pixel units each include a sub-pixel. The binding region includes first and second binding regions. The first pad and the second pad are provided in the first binding region and the second binding region, respectively. A signal transmitted by the first pad is different from a signal transmitted by the second pad.

Abstract: An array substrate, a display panel and a display device are provided. The array substrate includes a semiconductor pattern, a first gate, a second gate and a first metal part. The semiconductor pattern includes a first channel overlapping with the first gate, a second channel overlapping with the second gate, and a first connection part connecting the first channel with the second channel. The first metal part overlaps with the first connection part and is electrically connected to the first connection part. According to the embodiments of the present disclosure, it is beneficial to improving the uniformity of current distribution of a transistor.

Abstract: Provided are a display panel and a display device. The display panel includes an array substrate, a light-emitting element, a plurality of first connection pads, and a signal line. The array substrate includes a substrate and an array layer, and the array layer is disposed on one side of the substrate and includes a pixel circuit. The light-emitting element is disposed on one side of the array layer facing away from the substrate. The plurality of first connection pads are disposed on the substrate and coupled to the pixel circuit. The signal line includes a first wire segment and a second wire segment, the first wire segment is configured to connect a first connection pad and the second wire segment, or the second wire segment is configured to connect a first connection pad and the first wire segment. The display panel further includes an overlapping region.

Abstract: A display panel and a display device are provided. The display panel includes a display area. The display area includes multiple pixel areas and multiple light transmissive areas arranged in an array. The display panel further includes a dimming part and at least one photosensitive component. Along a thickness direction of the display panel, at least a part of the dimming part at least partially overlaps with the light transmissive areas. The photosensitive component is electrically connected to the dimming part. With the display panel and a display device according to the present disclosure, a display effect of the display panel can be effectively improved.

Abstract: Provided are a sensing circuit and a sensing method thereof, a sensor chip, and a display panel. The sensing circuit includes a first transistor including a first gate and a second gate, a first capacitor, a read circuit, and a bias compensation circuit. The first gate receives a sensing signal outputted by a sensor. The first capacitor is connected between the second gate and a first fixed potential signal terminal. The read circuit is connected between the first transistor and an output terminal of the sensing circuit. The bias compensation circuit is electrically connected to the first transistor and configured to input a bias voltage into the second gate of the first transistor. The bias voltage received by the second gate reduce the threshold voltage drift of the first transistor.

Abstract: A display panel, a display device and a method for manufacturing a display device are provided. The display panel includes: a display area and a non-display area, at least a part of the non-display area is located on a side of the display area in a first direction; and the non-display area includes at least one first metal portion and a first marker, and the first marker extends through the first metal portion. With the display panel, display device and method, whether an actual grinding line reaches the target grinding line can be determined in real time.

Abstract: A microfluidic apparatus, and its drive circuit and drive method are provided in the present disclosure. The drive circuit includes at least one switch unit, where the switch unit includes a first signal input terminal, a signal output terminal, first and second control signal terminals, a signal terminal, a first module, a second module, and a third module. The first module is electrically connected to the first signal input terminal, the signal output terminal and the second module; and the second module is electrically connected to the first control signal terminal. The first control signal terminal is configured to control the first module and the second module to be in conduction or disconnection, and the second control signal terminal is configured to control the third module to in conduction or disconnection, thereby controlling the signal output terminal to output a first or second signal.