Abstract: A light-emitting substrate includes a circuit board, an electronic component, a first reflective layer and a first bonding layer. The first reflective layer includes a hollow region and a first slit group. An orthogonal projection of the electronic component on the circuit board is located within an orthogonal projection of the hollow region on the circuit board. The first slit group includes first slits arranged at intervals. A sum of a length of a first slit and a length of a connection line between the first slit and another first slit adjacent to the first slit is a first length. A ratio of the first length to a perimeter of a first closed figure is in a range of 1/4 to 1/3. The first closed figure is composed of the first slits belonging to same first slit group that are connected end to end in a clockwise or counterclockwise direction.

Abstract: A substrate includes a device region and at least one bonding region close to any edge of the substrate relative to the device region. The substrate includes a base, device groups arranged in a first direction and a second direction, signal line groups and bridging portions. A device group includes at least one electronic element. A signal line group includes signal lines extending in the second direction and arranged at intervals in the first direction. At least one bridging portion includes a conductive portion. At least two signal lines in at least one signal line group and electrically connected by a conductive portion, and/or at least one signal line in at least one signal line group includes at least two sub-portions spaced apart in the second direction, and two adjacent sub-portions in the same signal line are electrically connected by a conductive portion.

Abstract: A display device and a driving circuit thereof, and a driving method are provided, belonging to the field of display technologies. In the driving circuit, a light emission control sub-circuit may generate a driving signal and output the same from an output pin, so that a light-emitting unit group emits light based on the driving signal and a power supply signal provided by a power supply terminal. An amplification sub-circuit may amplify a reference power source signal provided by a reference power source terminal to have a voltage not less than a voltage of the power supply signal and transmit the amplified reference power source signal to a low-grayscale control sub-circuit. The low-grayscale control sub-circuit may control a connection and a disconnection between the amplification sub-circuit and the output pin under the control of an enabling control terminal.

Abstract: The present application provides an array substrate and a display device. The array substrate includes a base, a first insulating layer located on the base, a first conductive layer located on the first insulating layer, a second insulating layer located on the first conductive layer, and an electronic element located on the first conductive layer. The first insulating layer is provided with a plurality of first openings. The first conductive layer includes a plurality of pads, each of which is at least partially located in one of the first openings. The second insulating layer is provided with a plurality of second openings. An orthographic projection of each first opening on the base falls into that of one of the second openings on the base. The electronic element includes an electronic element body, and a plurality of pins located on a side of the electronic element body toward the base.

Abstract: A light-emitting substrate includes a back plate, light-emitting groups, a bonding electrode group, and a flexible circuit structure including a gold finger electrically connected to the bonding electrode group. A light-emitting region of the light-emitting substrate is provided with at least one light-emitting group including a first light-emitting group. The bonding electrode group includes: a first bonding electrode and remaining bonding electrodes, and at least one redundant bonding electrode between the first bonding electrode and an adjacent remaining bonding electrode. A second power supply voltage terminal of the first light-emitting group and the first bonding electrode are electrically connected to a feedback signal line. On the back plate, an orthographic projection of the gold finger overlaps with an orthographic projection of the bonding electrode group.

Abstract: A light-emitting substrate includes a back plate, light-emitting regions arranged in an array and a bonding electrode group. The light-emitting regions are disposed on the back plate, and each light-emitting region is provided with at least one light-emitting group therein. The bonding electrode group is disposed on the back plate and includes a first bonding electrode and remaining bonding electrodes. A second power supply voltage terminal of a light-emitting group is electrically connected to a feedback signal line included in the light-emitting substrate, and the first bonding electrode is electrically connected to the feedback signal line. An impedance between the first bonding electrode and an adjacent one of the remaining bonding electrodes is larger then an impedance between two adjacent and consecutive ones of the remaining bonding electrodes.

Abstract: A light emitting substrate has a functional area and a bonding area. The bonding area and the functional area are arranged along a first direction in sequence. The light-emitting substrate includes a substrate, a plurality of functional element groups, and a first electrostatic pathway. The plurality of functional element groups are located on a side of the substrate and located in the functional area. The first electrostatic pathway is located on a same side of the substrate with the plurality of functional element groups. The first electrostatic pathway is electrically connected to the bonding area, a portion of the first electrostatic pathway is located in the functional area, and the first electrostatic pathway is configured to conduct static electricity from the functional area to the bonding area.

Abstract: A light-emitting substrate includes a first substrate, a reflective layer and support columns. The reflective layer is disposed on the first substrate and provided with first openings. At least for two of cross-sections, parallel to a place where the first substrate is located, of a first opening, an area of a cross-section relatively proximate to the first substrate is less than an area of a cross-section relatively away from the first substrate. The support columns are located on a side of the reflective layer away from the first substrate and fixed on the first substrate. An orthographic projection of a support column on the first substrate is a first projection, an orthographic projection a minimum cross-section of the cross-sections is a second projection, and the second projection lies within a range of the first projection.

Abstract: A wiring substrate, an electronic element and an electronic apparatus is provided according to the disclosure, the wiring substrate includes: a base substrate; connection lines located on the substrate, wherein at least two connection lines are configured to transmit different signals; a plurality of pads, wherein any two pads are distributed at intervals, and the pads include first pads; a first pad group composed of at least three first pads; wherein the connection lines include a first type of connection line, which includes a plurality of branch portions, different branch portions are connected with different first pads, and any two branch portions are arranged at intervals.

Abstract: A light emitting element includes a base substrate, light emitting structures on the base substrate, a filling layer among the light emitting structures, a connecting electrode layer, an insulating layer, and pads. The connecting electrode layer is located at a side, away from the base substrate, of the filling layer. The insulating layer is located at a side, away from the filling layer, of the connecting electrode layer. The pads are located at a side, away from the connecting electrode layer, of the insulating layer. Each light emitting structure includes a first pole and a second pole. The connecting electrode layer includes connecting electrodes each connected to the first pole or the second pole of at least one light emitting structure. The light emitting element further includes holes in the insulating layer. The pads are connected to the connecting electrodes through the holes.

Abstract: A display device and a driving circuit thereof, and a driving method are provided, belonging to the field of display technologies. In the driving circuit, a light emission control sub-circuit may generate a driving signal and output the same from an output pin, so that a light-emitting unit group emits light based on the driving signal and a power supply signal provided by a power supply terminal. An amplification sub-circuit may amplify a reference power source signal provided by a reference power source terminal to have a voltage not less than a voltage of the power supply signal and transmit the amplified reference power source signal to a low-grayscale control sub-circuit. The low-grayscale control sub-circuit may control an on-off between the amplification sub-circuit and the output pin under the control of an enabling control terminal.

Abstract: A light-emitting substrate includes a back plate, light-emitting regions arranged in an array and a bonding electrode group. The light-emitting regions are disposed on the back plate, and each light-emitting region is provided with at least one light-emitting group therein. The bonding electrode group is disposed on the back plate and includes a first bonding electrode and remaining bonding electrodes. A second power supply voltage terminal of a light-emitting group is electrically connected to a feedback signal line included in the light-emitting substrate, and the first bonding electrode is electrically connected to the feedback signal line. An impedance between the first bonding electrode and an adjacent one of the remaining bonding electrodes is larger then an impedance between two adjacent and consecutive ones of the remaining bonding electrodes.

Abstract: A substrate includes a device region and at least one bonding region close to any edge of the substrate relative to the device region. The substrate includes a base, device groups arranged in a first direction and a second direction, signal line groups and bridging portions. A device group includes at least one electronic element. A signal line group includes signal lines extending in the second direction and arranged at intervals in the first direction. At least one bridging portion includes a conductive portion. At least two signal lines in at least one signal line group and electrically connected by a conductive portion, and/or at least one signal line in at least one signal line group includes at least two sub-portions spaced apart in the second direction, and two adjacent sub-portions in the same signal line are electrically connected by a conductive portion.

Abstract: The present application provides an array substrate and a display device. The array substrate includes a base, a first insulating layer located on the base, a first conductive layer located on the first insulating layer, a second insulating layer located on the first conductive layer, and an electronic element located on the first conductive layer. The first insulating layer is provided with a plurality of first openings. The first conductive layer includes a plurality of pads, each of which is at least partially located in one of the first openings. The second insulating layer is provided with a plurality of second openings. An orthographic projection of each first opening on the base falls into that of one of the second openings on the base. The electronic element includes an electronic element body, and a plurality of pins located on a side of the electronic element body toward the base.