Abstract: An enclosure of a mobile terminal and a sputter coating apparatus for making the same are provided. The enclosure includes a substrate and a composite film layer coated onto the substrate. The composite film layer has a thickness changing along a first direction. A difference in thickness between any two regions arranged along the first direction of the composite film layer is less than or equal to 350 nanometers. The enclosure has a spatially varying color corresponding to a wavelength between 400 nanometers and 760 nanometers.

Abstract: According to one embodiment, a first lower electrode and a second lower electrode separated from each other, a first common layer disposed on the first lower electrode and the second lower electrode, a first light emitting layer disposed on the first common layer and overlapping the first lower electrode in plan view, a second light emitting layer disposed on the first common layer and overlapping the second lower electrode in plan view, a barrier layer disposed on the first common layer between the first light emitting layer and the second light emitting layer, a second common layer disposed on the first light emitting layer, the second light emitting layer, and the barrier layer, and an upper electrode disposed on the second common layer.

Abstract: A pulse width modulation and amplitude modulation driving system for a display panel, including related circuits and methods of operation, are described. In an embodiment, a display panel includes a thin film transistor layer comprising a plurality of subpixel circuits. Each subpixel circuit may include a drive transistor, a comparator, and a switch. A plurality of light emitting diodes (LEDs), such as micro-LEDs, may be connected to the plurality of subpixel circuits. Each subpixel circuit can control an LED based on a current amplitude controlled by the drive transistor and a current pulse width controlled by the comparator and the switch. Other aspects are also described and claimed.

Abstract: According to one embodiment, a display device includes a lower electrode, an organic layer, an upper electrode, an insulating layer, a color filter having a first surface which faces the insulating layer, and a second surface on a side opposite to the first surface, a first lens provided on the first surface immediately above the lower electrode, formed into a convex shape and covered with the insulating layer, and a second lens provided on the second surface immediately above the lower electrode and formed into a convex shape. The second lens comprises at least a first layer having a first refractive index and formed into a hemispherical shape, and a second layer having a second refractive index higher than the first refractive index and covering the first layer.

Abstract: According to one embodiment, a display device includes a lower electrode, a rib, an organic layer, an upper electrode, a support body having a first surface and a second surface, a first lens provided on the first surface immediately above the lower electrode and formed into a convex shape, an overcoat layer which covers the first lens, a second lens provided on the second surface immediately above the rib and formed into a convex shape, and a light-shielding layer which covers the second lens. The first lens includes at least a first layer which is in contact with the first surface and has a first refractive index, and a second layer which has a second refractive index higher than the first refractive index and overlaps the first layer.

Abstract: An electronic device may include a display and an optical sensor formed underneath the display. The electronic device may include a locally modified region that overlaps the optical sensor. The locally modified region of the display may have a modification relative to a normal region of the display that does not overlap the optical sensor. The modification may mitigate diffractive artifacts that would otherwise impact the optical sensor that senses light passing through the display. To mitigate diffraction artifacts, the locally modified region of the display may use spatial randomization (e.g., spatial randomization of signal paths and/or spatial randomization of via locations), opaque structures may be formed with circular footprints, a black masking layer may be formed with circular openings, apodization may be used, and/or a phase randomization film may be included.

Abstract: Various embodiments of the present disclosure provide signal interpretation and data aggregation techniques for generating predictive insights for a user. The techniques may include receiving initial physiological features for a user that are based on recorded sensor values for the user. The techniques include generating activity encodings for the user based on interaction data objects for the user and generating a combined input feature vector by aggregating the initial physiological features and the activity encodings. The techniques include generating, using a machine learning model, a physiological prediction for the user based on the combined input feature vector.

Abstract: An electronic expansion valve includes a valve seat assembly, a first pipe connecting portion, and a second pipe connecting portion. The valve seat assembly includes an outer wall portion, a valve port portion having a valve port, a first valve seat cavity, and a second valve seat cavity. The first valve seat cavity is located above the valve port portion. The second valve seat cavity is located below the valve port portion. The valve port is capable of communicating with the first valve seat cavity and the second valve seat cavity. The first pipe connecting portion is fixedly connected to the outer wall portion located above the valve port portion. The second pipe connecting portion is fixedly connected to the outer wall portion located below the valve port portion. The inner diameter of the second valve seat cavity is greater than the inner diameter of the second pipe connecting portion.

Abstract: Electronic devices, displays, and methods are provided for performing pixel grouping to enable efficient display operation at higher frame rates and lower image resolutions without sacrificing significant image quality. An electronic display may include a number of rows of display pixels and driving circuitry. The driving circuitry may receive a frame of image data and drive a set of adjacent groups of rows of equal number using the frame of image data. Adjacent groups of rows may respectively include two or more adjacent rows.

Abstract: An electronic device may include a display and an optical sensor formed underneath the display. The display may have both a full pixel density region and a pixel removal region with a plurality of high-transmittance areas that overlap the optical sensor. The display may include a black masking layer with a plurality of horizontal portions and a plurality of vertical portions that form a grid that defines a plurality of apertures. The black masking layer may additionally include patches in the apertures. The patches may be optimally positioned to mitigate diffraction artifacts in the sensor that operates through the pixel removal region. The patches may have unique sizes and shapes. The display may include first and second pixel removal regions with different black masking layer layouts. The layouts may cause complementary diffraction artifacts such that a single artifact-free image may be constructed using the first and second optical sensors.

Abstract: A mass transfer device includes at least one transfer cavity. Each transfer cavity is configured to accommodate a plurality of micro light-emitting diodes. Each transfer cavity includes a bottom plate and a cavity wall connecting the bottom plate. The bottom plate defines a plurality of through holes spaced apart from each other. The transfer cavity is used to transfer the plurality of micro light-emitting diodes to the array substrate of a display panel through the plurality of through holes.

Abstract: A pixel scan drive circuit including a switch unit, a pull-up output unit and a pull-down output unit is provided. In a scan signal output phase of a scanning cycle, the pull-down output unit outputs a first reference voltage in a scan signal to an output end according to a clock signal. In a maintenance phase of the scanning cycle, the switch unit controls the voltage of a pull-down node according to a switch control signal, thereby controlling the pull-down output unit to stop outputting the first reference voltage. In the maintenance phase, the pull-up output unit outputs a second reference voltage in the scan signal. The second reference voltage controls the pixel units to stop receiving the image data. Transistors in the switch unit are of different types from transistors in the pull-up output unit and the pull-down output unit. An array substrate and a display terminal are provided.

Abstract: The present application relates to a touch display panel and an electronic device. The touch display panel includes: a substrate; and a light-emitting unit layer locating on a side of the substrate comprising a cathode metal layer reused as a touch electrode layer and multiple light-emitting units arranged in an array; the light-emitting units each have a light-emitting cycle comprising a first time period and a second time period staggered from the first time period; the cathode metal layer accesses a touch drive signal when the light-emitting cycle is within the first time period, and the cathode metal layer accesses a display drive signal when the light-emitting cycle is within the second time period. The cathode metal layer according to the present application is reused as the touch electrode layer, and inputs different drive signals in different time periods, which can greatly reduce a thickness of the touch display panel.

Abstract: The present application provides a touch display panel, a manufacturing method therefor and an electronic device. The touch display panel includes: a substrate; a light-emitting unit layer, where the light-emitting unit layer is located on one side of the substrate, and includes multiple cathode metal layers; and multiple touch induction electrodes arranged in an array, where the touch induction electrodes and the cathode metal layers are arranged at the same layer and insulated from each other, each of the touch induction electrodes is provided with at least one first through hole, a clearance is formed between adjacent two of the touch induction electrodes, and the cathode metal layers are arranged in the first through holes, or the clearance, or both. The touch display panel in the present application integrates a touch function into a display panel, so the touch display panel has a higher integration level and a smaller thickness.

Abstract: The present disclosure relates to a touch display panel and an electronic device. The touch display panel includes: a substrate; multiple display signal lines arranged on one side of the substrate to provide display signals; multiple touch induction electrodes arranged on one side of each of the display signal lines facing away from the substrate, stacked and arranged at intervals with the display signal lines, and the multiple touch induction electrodes and the multiple display signal lines have overlapped regions; and a shielding layer located between the touch induction electrodes and the display signal lines, at least a part located in the overlapped regions, and used to reduce signal interference between the touch induction electrodes and the display signal lines. Interference between display signals of the display signal lines and touch signals of the touch induction electrodes can be effectively prevent, and signal-to-noise ratio can be effectively increased.

Abstract: The present disclosure relates to a touch display panel and an electronic device. The touch display panel includes: a substrate; and a light-emitting unit layer located on one side of the substrate, where the light-emitting unit layer includes a cathode metal layer, the cathode metal layer forms first touch electrodes and second touch electrodes, and the first touch electrodes are insulated from the second touch electrodes to form a mutual capacitive touch electrode. The touch electrodes of the touch display panel according to the present disclosure are shared with the cathode metal layer, so that the touch display panel is more integrated and has a smaller thickness.

Abstract: The present disclosure relates to a touch display panel and an electronic device. The touch display panel includes: a substrate; a light-emitting unit layer located on a side of the substrate and including a cathode metal layer; multiple touch induction electrodes arranged in an array and arranged on a side of the light-emitting unit layer facing away from the substrate; multiple touch signal lines, wherein each of the touch signal lines is electrically connected to one touch induction electrode, and the touch signal lines are located between the substrate and the cathode metal layer; and an encapsulation layer located on a surface of the touch induction electrodes facing away from the substrate and covering the touch induction electrode. The touch display panel according to the present disclosure is more integrated, and has a smaller thickness and reduces steps of a preparation process.

Abstract: Provided are a display screen, a display device and a manufacturing method thereof. The display device includes: substrate layer, first planarization layer, and thin film transistor layer stacked; and light emitting element provided on the first planarization layer; and an electrical connector is provided on a side of the light emitting element facing the thin film transistor layer, and the electrical connector is exposed from the first planarization layer and electrically connected to the thin film transistor layer. The first planarization layer is provided between the substrate layer and the thin film transistor layer, the light emitting element is provided on the first planarization layer, and the electrical connector of the light emitting element is exposed from the first planarization layer, so that the electrical connection between the thin film transistor layer and the light emitting element can be achieved by metal deposition and patterning on the electrical connector.

Abstract: The present disclosure discloses an electronic device, including backplane circuits, a plurality of conductive adhesive elements arranged on the backplane circuits at intervals, and a plurality of electronic components arranged on the plurality of conductive adhesive elements respectively. The backplane circuits are respectively electrically connected with the plurality of electronic components through the plurality of conductive adhesive elements. The present disclosure further discloses a manufacturing method used for manufacturing the above electronic device.

Abstract: The present disclosure discloses a flexible panel, including a base and a plurality of display modules, where the base includes a plurality of island regions arranged at intervals and a plurality of bridging regions separately used for connecting two adjacent island regions of the plurality of island regions, the plurality of display modules are arranged on the plurality of island regions respectively, two adjacent display modules of the plurality of display modules are connected by an electrical connector, and the plurality of electrical connectors are arranged on the plurality of bridging regions respectively; and each of the display modules includes a display circuit and a thin-film protection layer, and the thin-film protection layer covers the display circuit.