Abstract: A display substrate includes a driving circuit layer arranged on a base and a light emitting structure layer arranged on one side, away from the base, of the driving circuit layer; the light emitting structure layer includes an anode, a pixel definition layer, an organic light emitting layer, a cathode, and an auxiliary electrode; the pixel definition layer has a first pixel opening exposing the anode and a second pixel opening exposing the auxiliary electrode; the organic light emitting layer connected to the anode and the cathode connected to the organic light emitting layer are arranged in the first pixel opening; the organic light emitting layer separated from the auxiliary electrode and the cathode located on one side, away from the base, of the organic light emitting layer are arranged in the second pixel opening; and the cathode is connected to the auxiliary electrode in the second pixel opening.

Abstract: A pixel driving circuit is provided. The pixel driving circuit includes a storage capacitor (Cst) having a first capacitor electrode (Ce1) and a second capacitor electrode (Ce2); a driving transistor (Td) configured to generate a driving current; and a switch (SW) configured to control connection or disconnection between a gate electrode of the driving transistor (Td) and the first capacitor electrode (Ce1).

Abstract: The present disclosure provides a three-dimensional display device, a driving method and manufacturing method therefor.

Abstract: The present disclosure provides a piezoelectric element, a piezoelectric vibrator, and a manufacturing method thereof, and an electronic device, and the present disclosure relates to the field of piezoelectric technologies. In the present disclosure, the piezoelectric element is provided with a first electrode and a second electrode positioned on the first electrode. The second electrode is provided with an opening where the first electrode is exposed. A piezoelectric structure is further arranged in the piezoelectric element. The piezoelectric structure includes a first piezoelectric portion and a second piezoelectric portion arranged around the first piezoelectric portion. The first piezoelectric portion is arranged in the opening and is in contact with the first electrode, the second piezoelectric portion is arranged on a side of the second electrode away from the first electrode, and the second piezoelectric portion has orientation.

Abstract: An optical display system, a control method, and a display device, relates to the field of display technology. The optical display system comprises a display screen a first light splitting unit disposed at a display side of the display screen; a first imaging unit comprising a light splitting film disposed at a light-incident surface of the first imaging unit; a second light splitting unit disposed at a light emission side of the first imaging unit; a phase modulation unit disposed at least in a light path from the first imaging unit to the second light splitting unit; wherein, the first-type polarized light transmitted from the first light splitting unit is transmitted from a light emission side of the second light splitting unit, after being turned back multiple times between the first imaging unit and the second light splitting unit.

Abstract: An apparatus and method for generating the surface contour of a bone model, a storage medium, and an electronic device. The method comprises: step S101, on the basis of the real-time coordinates of the center of a positioning device acquired by a positioning tracking device, acquiring the real-time coordinate of the tip of a probe moving on the surface of a bone model; and step S102, performing three-dimensional reconstruction on all the real-time coordinates of the tip, so as to obtain a three-dimensional digital model of the surface contour of the bone model.

Abstract: A display method is provided. The display method includes providing a display panel having a plurality of subpixels, a respective subpixel of the plurality of subpixels including a first area, n1 number of second areas, and n2 number of third areas, the first area being between the n1 number of second areas and the n2 number of third areas, n1?1, and n2?1; for displaying a first frame of image, controlling light emission of the respective subpixel to be limited in the first area, m1 number of the n1 number of second areas, and m2 number of the n2 number of third areas; and for displaying a second frame of image, controlling light emission of the respective subpixel to be limited in the first area, m1? number of the n1 number of second areas, and m2? number of the n2 number of third areas.

Abstract: Provided is a display device. The display device includes a control component, and the control component is configured to control a display component to operate; and control, in response to receiving a first control instruction, at least one of a near-field communication component and the display component such that a signal-sending period of the near-field communication component falls within an image-holding period of the display component, wherein the near-field communication component is configured to send a signal during the signal-sending period.

Abstract: A backlight module comprises a driving backplate, which comprises multiple pads; multiple light-emitting diodes, which are electrically connected to the pads; and multiple transparent protection structures, which are located on the sides of the multiple light-emitting diodes that are away from the driving backplate, wherein the transparent protection structures cover the light-emitting diodes, there is a first distance between the center of the orthographic projection of each transparent protection structure on the driving backplate and the center of the orthographic projection of each light-emitting diode on the driving backplate; and the length of the orthographic projection of each light-emitting diode on the driving backplate is a second distance, the width of the orthographic projection of each light-emitting diode on the driving backplate is a third distance, the ratio of the first distance to the second distance is less than or equal to 1:2-1:10.

Abstract: In a display driver circuit, a push-pull circuit is coupled to an internal circuit, a first external power terminal, a second external power terminal and a target node respectively, and can control the on-off of the first external power terminal, the second external power terminal and the target node in response to a target control signal transmitted by the internal circuit. The switching circuit is coupled to the target node and the I/O interface of the display driver circuit respectively, and can transmit an electric potential of the target node to the I/O interface of the display driver circuit, that is, a first power signal transmitted from the first external power terminal to the target node or a second power signal transmitted from the second external power terminal to the target node is further output to the I/O interface.

Abstract: A display device includes a substrate and a first common electrode layer, a pixel electrode layer and a second common electrode layer which are stacked on the substrate in turn; wherein an orthographic projection of the first common electrode layer on the substrate is at least partially overlapped with an orthographic projection of the pixel electrode layer on the substrate, and a first storage capacitor is formed on an overlapping portion of the first common electrode layer and the pixel electrode layer; an orthographic projection of the second common electrode layer on the substrate is at least partially overlapped with the orthographic projection of the pixel electrode layer on the substrate, and a second storage capacitor is formed on an overlapping portion of the second common electrode layer and the pixel electrode layer.

Abstract: Disclosed is a pixel circuit including a drive sub-circuit, a writing sub-circuit, a reset sub-circuit, a coupling sub-circuit, a storage sub-circuit, and a light emitting element, wherein the drive sub-circuit is configured to provide a drive current to the light emitting element under control of signals of a first node and a second node; the writing sub-circuit is configured to write a signal of a data signal terminal to the second node under control of a signal of a scan signal terminal; the coupling sub-circuit is configured to raise the voltage of the first node through a coupling action; the reset sub-circuit is configured to reset an anode terminal of the light emitting element under control of a signal of the scan signal terminal and reset a control terminal of the drive sub-circuit under control of a signal of a reset control signal terminal.

Abstract: Provided is a C-arm X-ray apparatus, which includes a C-arm translation assembly, a support column, a base, a counterweight, and an adjustment device, wherein one end of the support column is connected to the base, and the other end of the support column is slidably connected to the C-arm translation assembly; the counterweight is slidably connected to the base; and the adjustment device is connected to the counterweight, and configured to drive the counterweight to move by a preset distance in a direction opposite to a first direction in the case that the C-arm translation assembly moves in the first direction, such that a gravity center of the C-arm X-ray apparatus remains at a preset position.

Abstract: The present disclosure relates to a mask, a mask device and a mask design method. The mask includes: a pattern area, wherein the pattern area includes a plurality of openings, among which adjacent openings are spaced apart by a first rib, and at least one of the plurality of openings has a non-straight side, two first straight sides intersecting with the non-straight side, and a second straight side opposite to the non-straight side and intersecting with the first straight sides; and a second rib located at an edge of the pattern area, wherein the second rib is provided with a cutout for compensating for stretch deformation of the non-straight side, extending lines of the two first straight sides extending toward the second rib along a first direction intersect with the second rib to obtain a first area, and the cutout is located at least within the first area.

Abstract: The present disclosure provides a communication method, an Internet of Things (IoT) terminal, a gateway device and an IoT system. A timestamp and a mask are used for operation, and a key is searched from a key table based on an operation result, such that the key can be dynamically generated based on changes of the timestamp without human intervention. Thus, the security of the IoT system is effectively improved without significantly increasing the computational consumption.

Abstract: The display panel includes a plurality of pixel units and a sense compensation circuit; and a pixel unit includes a plurality of sub-pixels; a sub-pixel includes a pixel drive circuit and an element to be driven; the display panel further includes: a detection unit and a compensator; the sense compensation circuit is configured to sense the electrical characteristics of said element at a non-active time; the detection unit is configured to detect whether dynamic and static attributes of a picture displayed in a previous preset time period are changed, and send a first notification to the compensator when the dynamic and static attributes are changed; the compensator is configured to receive the first notification and not, according to the sense result of the sense compensation circuit in the previous preset time period, compensate for a picture displayed in a next preset time period.

Abstract: A display substrate and a preparation method therefor, and a display apparatus are provided. The display substrate includes a display area and a non-display area surrounding the display area, the display area including a first display region, a second display region and a fan-out wiring region, the second display region being located between the first display region and the fan-out wiring region; the first display region including a plurality of first sub-pixels, the first sub-pixel including a first pixel circuit and a first light emitting element; the second display region including a plurality of second sub-pixels, the second sub-pixel including a second pixel circuit and a second light emitting element; the fan-out wiring region including a plurality of data fan-out lines and a plurality of third sub-pixels, the third sub-pixel including a third light emitting element.

Abstract: The present disclosure relates to a touch panel and a touch display panel.

Abstract: Device and method controlling for an antenna, an antenna system and a computing control device are provided. The antenna includes multiple antenna array elements and multiple phase shifters for calibrating phases of the multiple antenna array elements. The device includes a temperature sensor, a positioning unit and a computing control unit, the temperature sensor is configured to obtain temperature information of the antenna and output it to the computing control unit; the positioning unit is configured to obtain position information of the antenna and output it to the computing control unit; the computing control unit is configured to receive the position information and temperature information of the antenna, determine position information of a satellite, and control the phase shifters to adjust phases of the multiple antenna array elements according to the position information the temperature information of the antenna, the position information of the satellite and pre-stored calibration data.

Abstract: Provided are a display substrate, display panel and display device. The display substrate comprises: a base substrate, comprising a display area and a surrounding area comprising a gluing area; multiple signal lines; multiple fanout lines, connected to multiple signal lines in a one-to-one correspondence manner. The fanout lines comprise: a first fanout line, and a second fanout line located at the side of first fanout line away from the base substrate; at least in the gluing area, the orthographic projection of the second fanout line on the base substrate substantially overlaps that of the first fanout line on the base substrate; in part of the area outside the gluing area, the size of an overlapping area between orthographic projections of the second fanout line and first fanout line on the base substrate in the direction perpendicular to the extension direction of the fanout lines is smaller than a first preset threshold.