Abstract: The present disclosure provides a display apparatus, a pixel circuit and a method of driving a pixel circuit. In one or more embodiments, the pixel circuit includes a driving transistor, a data signal module and a bias signal module. A first electrode of the driving transistor is connected with a first power signal terminal, a second electrode of the driving transistor is connected with a first terminal of a light emitting element, and the driving transistor includes a first control electrode and a second control electrode. The data signal module is connected with the driving transistor, a data writing signal terminal and a data signal terminal. The bias signal module is connected with the driving transistor, a bias writing signal terminal and a bias signal terminal, and is configured to adjust a threshold voltage of the driving transistor under control of the bias writing signal terminal and the bias signal terminal.

Abstract: Provided are a photoelectric detection circuit and a driving method thereof, a display apparatus and a manufacturing method thereof. The photoelectric detection circuit includes: a first reset sub-circuit, a second reset sub-circuit, a first storage sub-circuit, a data read sub-circuit and a photosensitive device. A first terminal of the data read sub-circuit, a first terminal of the first storage sub-circuit, a first electrode of the photosensitive device and a first terminal of the first reset sub-circuit are connected to a first node. A second electrode of the photosensitive device is connected to a common voltage line. The data read sub-circuit is configured to transmit a voltage of the first node to a data read line in response to a signal of a scan line. The first reset sub-circuit is configured to reset the voltage of the first node.

Abstract: A light-emitting driving circuit includes a driving sub-circuit, a control sub-circuit, a data writing sub-circuit and a compensation sub-circuit. The control sub-circuit is configured to initialize voltages of a first node and a control terminal of the driving sub-circuit in response to a second scan signal. The data writing sub-circuit is configured to write a data signal into a first terminal of the driving sub-circuit in response to a first scan signal. The driving sub-circuit is configured to output, from a second terminal of the driving sub-circuit, the data signal and a compensation signal. The compensation sub-circuit is configured to transmit the data signal and the compensation signal to the first node in response to the first scan signal, and adjust the voltage of the control terminal according to the data signal, the compensation signal, the initialized voltages of the first node and the control terminal.

Abstract: A chip structure, a manufacturing method thereof, and a display device are provided. The chip structure comprises a substrate, a micro light-emitting diode and a drive transistor arranged on the substrate, wherein a first pole of the drive transistor is coupled to a first electrode of the micro light-emitting diode.

Abstract: A pixel circuit, a driving method thereof and a light emitting device, and relates to the technical field of display. The pixel circuit comprises driving sub-circuit comprising a control terminal, first terminal and a second terminal, driving sub-circuit being configured to control driving signal flowing through the first terminal and second terminal according to signal of control terminal; first capacitor comprising first pole and second pole coupled to control terminal of driving sub-circuit; first data writing sub-circuit configured to write first initialization signal to first pole of first capacitor in response to first scanning signal, write first data signal into driving sub-circuit in response to first scanning signal, so that signal of control signal of driving sub-circuit changes with first data signal; second data writing sub-circuit configured to write second data signal to first pole of first capacitor in response to second scanning signal.

Abstract: The present application provides a display substrate, a display panel and a spliced screen, and belongs to the field of display technology. The display substrate in the present application is divided into display and boding regions, and includes a base substrate, and a pixel driving circuit on the base substrate and corresponding to the display region. The display substrate further includes an interlayer insulating layer and a signal lead-in wire on the base substrate. The signal lead-in wire at least includes a first signal lead-in sub-wire on a side of the interlayer insulating layer away from the base substrate. The first signal lead-in sub-wire is connected to a first connection pad in the bonding region for introducing an external signal to the pixel driving circuit. The interlayer insulating layer includes sub-insulating layers defining a multi-stepped structure at a position where the display region is adjacent to the bonding region.

Abstract: An array substrate, a detection method for the array substrate, and a tiled display panel. In the array substrate, each of pixels (1) comprises sub-pixels (01) of at least three colors and a. pixel driving chip (02) for driving each sub-pixel (01) to emit light; each sub-pixel (01) comprises at least one inorganic light-emitting diode; a display area (A1) further comprises: a positive signal line (Tian) connected to a positive electrode of each inorganic light-emitting diode, and a data signal line (Din), a scanning line (Sn), and a reference signal line (Vm) connected to each pixel driving chip (02); each pixel driving chip (02) is used for writing signals of the data signal line (Dm) into the sub-pixels (01) of different colors under the control of the corresponding scanning line (Sn) in a time division manner.

Abstract: The present disclosure discloses a pixel drive circuit and a display panel. The pixel drive circuit includes a Micro-LED, a cathode of which is grounded; a light-emitting control circuit connected with an anode of the Micro-LED and configured to control an emission time of the Micro-LED; a current control circuit connected with the light-emitting control circuit and configured to output a preset current to the light-emitting control circuit to control the Micro-LED to work under a set current density, and luminance efficiency of the Micro-LED under the set current density is greater than a set threshold value.

Abstract: An alignment mark includes a first alignment marker located on a first surface of a substrate and a second alignment marker located on a second surface of the substrate. The second alignment marker is arranged to be matched with the first alignment marker, and capable of representing a process variation between the second alignment marker and the first alignment marker.

Abstract: The present application provides a pixel circuit, a pixel driving method and a display device. The pixel circuit is to be coupled to a to-be-driven element. The pixel circuit includes a first energy storage circuit, a driving circuit, a light-emitting control circuit, a data writing circuit, and a compensation control circuit. The compensation control circuit is configured to, under control of a third control signal, control conduction between the first node and the first terminal of the driving circuit, and control conduction between the second node and the second terminal of the driving circuit.

Abstract: A pixel circuit includes a driving circuit, a first control circuit and a second control circuit. The driving circuit is configured to receive a data signal in response to a scan signal, and generate, in response to a first enable signal, a driving signal according to a first voltage and the data signal. The first control circuit is configured to: receive a first input signal in response to a first control signal, and transmit a third input signal in response to the first input signal; and receive a second input signal in response to a second control signal, and transmit a second enable signal in response to the second input signal. The second control circuit is configured to transmit the driving signal to an element to be driven in response to one of the third input signal and the second enable signal.

Abstract: A shift register (SR) includes a voltage control circuit (110) and a bias compensation circuit (120). The voltage control circuit (110) is configured to control a voltage at a first node (Output) to be a first voltage or a second voltage. The bias compensation circuit (120) is configured to: when the voltage at the first node (Output) is the first voltage, transmit a first signal received by a first signal terminal (VDD-A) to a first signal output terminal (EM1), and transmit a second signal received by a second signal terminal (VDD-B) to a second signal output terminal (EM2); and in response to the voltage at the first node (Output) being the second voltage, transmit a signal received by a first voltage terminal (LVGL1) to the first signal output terminal (EM1) and the second signal output terminal (EM2).

Abstract: A pixel driving circuit includes: a driving sub-circuit configured to supply a driving signal to an element to be driven; a detection sub-circuit electrically connected to a detection control signal terminal and a detection node and configured to detect a voltage value of the detection node in response to a detection control signal received at the detection control signal terminal. The detection node is equivalent to a point on a connection line between the driving sub-circuit and the element to be driven.

Abstract: The present disclosure provides a pixel driving circuit and a display panel. The pixel driving circuit includes: a data writing sub-circuit configured to transmit a data voltage signal to a first terminal of a driving sub-circuit in response to a first scanning signal; a threshold compensation sub-circuit configured to compensate for a threshold voltage of the driving sub-circuit in response to a second scanning signal; a storage sub-circuit configured to store the data voltage signal; the driving sub-circuit configured to provide a driving current for a light emitting device to be driven according to voltages of a first terminal and a control terminal of the driving sub-circuit; and a voltage maintaining sub-circuit configured to maintain the voltage of the control terminal of the driving sub-circuit when the voltage of the first terminal of the driving sub-circuit jumps.

Abstract: A pixel circuit includes a current control sub-circuit, a combined light emitting sub-circuit, and a first light emitting element to an Nth light emitting element, N being a natural number greater than 1. The current control sub-circuit is configured to receive a display data signal and a light emitting control signal, control whether to generate a driving current according to the light emitting control signal, and control a current intensity of the generated driving current according to the display data signal. The combined light emitting sub-circuit is configured to receive the driving current and a first light emitting data signal to an Nth light emitting data signal and drive one or more of the first light emitting element to the Nth light emitting element to emit light according to the first light emitting data signal to the Nth light emitting data signal.

Abstract: A drive back plate is provided. The drive back plate includes a base substrate, and a drive circuit and a bonding structure disposed on the base substrate. The drive circuit includes a target drive structure, and a film layer disposed on at least one side of the target drive structure and adjacent to the target drive structure in the drive back plate is an inorganic insulating layer. The bonding structure is disposed on the same layer as the target drive structure, and the material of the bonding structure is the same as the material of the target drive structure.

Abstract: Disclosed is an array substrate including multiple first selection circuits with each including at least two first selection transistors and at least two first anticreeping transistors. Each first selection transistor is connected with one first anticreeping transistor in series. When the first selection transistor is turned on by a first turn-on signal from a first control signal terminal, the first anticreeping transistor is turned on by a second turn-on signal from a second control signal terminal. When the first selection transistor is turned off by a first turn-off signal from the first control signal terminal, the first anticreeping transistor is turned off to make the first selection transistors and the data signal terminal disconnected, by a second turn-off signal from the second control signal terminal. A voltage of the first turn-off signal is greater than a voltage of the second turn-off signal.

Abstract: The present application provides a pixel circuit, a pixel driving method and a display device. The pixel circuit is to be coupled to a to-be-driven element. The pixel circuit includes a first energy storage circuit, a driving circuit, a light-emitting control circuit, a data writing circuit, and a compensation control circuit. The compensation control circuit is configured to, under control of a third control signal, control conduction between the first node and the first terminal of the driving circuit, and control conduction between the second node and the second terminal of the driving circuit.

Abstract: An array substrate includes pixel group(s) and pixel circuit group(s), each pixel group includes pixels, and each pixel includes sub-pixel(s). At least two pixel groups are arranged in a row direction; in a column direction, a length of a pixel group is greater than a length of a pixel circuit group electrically connected thereto; and orthographic projections of a sub-pixel and a pixel circuit group electrically connected to a pixel group to which the sub-pixel belongs on a plane does not overlap. Or, the at least two pixel groups are arranged in the column direction; in the row direction, a length of a pixel group is greater than a length of a pixel circuit group electrically connected thereto; and orthographic projections of a sub-pixel and a pixel circuit group electrically connected to a pixel group to which the sub-pixel belongs on another plane does not overlap.

Abstract: A pixel circuit and driving method are provided. The pixel circuit includes a light emitting device having a first terminal and a second terminal; a driving circuit, electrically connected to the first terminal of the light emitting device, for providing power to the light emitting device; a voltage comparator for generating a pulse width modulated signal having a duty cycle based on a data voltage and a reference voltage; an offset voltage detecting circuit, electrically connected to an output terminal of the voltage comparator, for detecting an input offset voltage of the voltage comparator; and a data voltage compensation circuit, electrically connected to the offset voltage detecting circuit, for compensating the data voltage according to the input offset voltage detected.