A scan-type display apparatus includes an LED array and a data driver. The LED array has a common cathode configuration, and includes multiple scan lines, multiple data lines and multiple LEDs. The data driver includes multiple data driving circuits, each of which includes a current driver and a detector. The current driver has an output terminal connected to the data line corresponding to the data driving circuit, and outputs one of a drive current and a clamp voltage at the output terminal of the current driver based on a pulse width control signal. The detector is connected to the current driver, and generates a detection signal that indicates whether any one of the LEDs connected to the data line corresponding to the data driving circuit is short circuited based on a detection timing signal and a feed-in voltage related to a voltage at the output terminal of the current driver.

A scan-type display apparatus includes an LED array and a scan driver. The LED array has a common cathode configuration, and includes multiple scan lines, multiple data lines and multiple LEDs. The scan driver includes multiple scan driving circuits. Each scan driving circuit includes a voltage generator and a detector. The voltage generator has an output terminal that is connected to the scan line corresponding to the scan driving circuit, and is configured to output one of a common voltage and a clamp voltage at the output terminal of the voltage generator. The detector is connected to the output terminal of the voltage generator, and generates a detection signal that indicates whether any one of the

LEDs connected to the scan line corresponding to the scan driving circuit is short circuited based on a voltage at the output terminal of the voltage generator and a detection timing signal.

A display driver for driving a display device including a pixel array is provided. The display driver includes a plurality of driving channels. The driving channels is configured to output driving signals in a pulse width modulation manner to drive the pixel array to illuminate in a first frame period which is being divided into a plurality of subframe periods. A first driving channel of the plurality of driving channels outputs a first driving signal in a first subframe period combination. A second driving channel of the plurality of driving channels outputs a second driving signal in a second subframe period combination different than the first subframe period combination. Each of the first subframe period combination and the second subframe period combination comprises at least one subframe period of the first frame period.

A display substrate, a display panel, an electronic device and a display method. The display substrate includes first electrodes in a first display region and second electrodes in a second display region, a first light-emitting portion in the first display region and a second light-emitting portion in the second display region, and the first electrodes being of strip shapes extending along a first direction and being spaced apart from each other along a second direction; third electrodes in the first display region and a fourth electrode in the second display region, the third electrode being of strip shapes extending along the second direction and being spaced apart from each other along the first direction.

An electrowetting display device comprising a first support plate including: a surface; and a first electrode, a second support plate; and a protrusion having a protrusion surface. The protrusion is formed as part of at least one of the first or second support plates. The protrusion has an elongate shape extending from one to the other of the first or second support plates. The device further comprises a first fluid adjoining at least one of the protrusion surface or the surface of the first support plate; a second fluid immiscible with the first fluid; a second electrode in electrical contact with the second fluid; and a third electrode.

A driving circuit for a light-emitting diode (LED) panel includes a first current source and a second current source. The first current source, coupled to a current source terminal of the driving circuit, is configured to output a first current to the LED panel through the current source terminal. The second current source, coupled to a current sink terminal of the driving circuit, is configured to receive a second current from the LED panel through the current sink terminal.

A sub-pixel for an LED display, the sub-pixel comprising a first light emitting device having a first emission beam angle and a second light emitting device having a second beam angle, the second emission beam angle being different to the first emission beam angle. There is also described a display using a plurality of the sub-pixels.

Embodiments of the present application disclose an interaction method, an interaction apparatus, and user equipment. The method comprises: determining shape related information of a deformable interaction surface, where the shape related information corresponds to a first shape of the deformable interaction surface after a folding deformation; determining multiple effective interaction areas on the deformable interaction surface at least according to the shape related information, where the multiple effective interaction areas meet the following conditions: in nonadjacent positions on the deformable interaction surface, and adjacent in a spatial position in the first shape; and using the multiple effective interaction areas as one interaction area at least according to a first relative position of the multiple effective interaction areas in the spatial position in the first shape to provide an interaction interface to at least one interaction object. The technical solutions in the embodiments of the present application can bring new experience to a user according to a deformation property of a deformable device.

A display device includes a plurality of light emitting diodes and a plurality of pixel driver circuits for driving the plurality of light emitting diodes; a panel driver including a plurality of driver integrated circuits (ICs) and a first switching element; a timing controller including a second switching element; and a signal transmission line connecting the first switching element and the second switching element. The timing controller is configured to control the first switching element and the second switching element to transmit an image data signal from the timing controller to the panel driver through the signal transmission line during a first time period, and control the first switching element and the second switching element to receive a state data signal of the display panel from the panel driver through the signal transmission line during a second time period different from the first time period.

A display circuit and a control method therefor are shown. The display circuit includes: a lamp bead array, a column-oriented drive switch array, a row-oriented drive switch array and a common-anode discharge control circuit, wherein one end of the common-anode discharge control circuit is connected to second ends of lamp beads, in a row direction, in the lamp bead array, and the other end of the common-anode discharge control circuit is grounded; the common-anode discharge control circuit includes a constant current source, a diode and a resistor; a first end of the diode is connected to the second ends of the lamp beads, in the row direction, in the lamp bead array, a second end of the diode is connected to a first end of the constant current source, and the second end of the diode is connected to a first end of the resistor; and a second end of the resistor and a second end of the constant current source are connected to a power supply, and a grounded end of the constant current source is grounded.