Abstract: Embodiments of the present application provide a battery and an electrical device. The battery comprises: a box body including an electrical cavity; a battery cell accommodated in the electrical cavity and provided with a pressure relief mechanism on a first wall of the battery cell; a first passage and a second passage, the first passage and the second passage being configured to be able to communicate with the inside of the battery cell through the pressure relief mechanism when the pressure relief mechanism is actuated, wherein the first passage is used to discharge the emissions discharged from the pressure relief mechanism into the electrical cavity, and the second passage is used to discharge the emissions discharged from the pressure relief mechanism out of the electrical cavity.

Abstract: A display device and a display are provided. The display device includes: a drive substrate including a drive circuit, a light-emitting device array, a micro-optical structure, and a color conversion layer array. The light-emitting device array is disposed on a surface of the drive substrate and includes multiple light-emitting devices electrically connected to the drive circuit, and light emitted by the multiple light-emitting devices is light with a same color. The micro-optical structure is disposed above the light-emitting device array and used to refract the light emitted by the light-emitting device array to a uniform refraction angle. The color conversion layer array is disposed above the micro-optical structure, the multiple light-emitting devices respectively correspond to multiple color conversion layers in the color conversion layer array, and the color conversion layer array is used to convert the light emitted by the multiple light-emitting devices into light with a required color.

Abstract: An independent graphics card system comprises an expansion motherboard, a system power supply, at least one expansion graphics card and a fan assembly. The system power supply is electrically connected to the expansion motherboard. The at least one expansion graphics card is plugged into the expansion motherboard through an adapter card. The at least one expansion graphics card is parallel with the expansion motherboard. The fan assembly dissipates heat of the at least one expansion graphics card.

Abstract: A display apparatus, including a display panel and a flexible circuit board, is provided. The display panel has a first side and a second side adjacent to each other. The flexible circuit board includes a first part and a second part connected to each other. The first part is electrically bonded to the first side of the display panel. The second part is electrically bonded to the second side of the display panel. The first part of the flexible circuit board is bent along a first bending axis. The second part of the flexible circuit board is bent along a second bending axis. The flexible circuit board is provided with an opening, and an intersection of the first bending axis and the second bending axis overlaps with the opening. A method of fabricating the display apparatus is also provided.

Abstract: A method and system of processing an incident laser for thermonuclear fusion and a laser facility are disclosed in embodiments of the present application. The method includes: receiving an initial incident laser from a laser facility; and performing angular momentum decoherence processing on the initial incident laser, to obtain a target incident laser to be injected into a thermonuclear fusion hohlraum.

Abstract: In certain aspects, a memory device includes memory cells, word lines coupled to the memory cells, and a peripheral circuit coupled to the memory cells. The peripheral circuit is coupled to the word lines and configured to apply program pulses to a selected word line of the word lines in a program operation, obtain a number of occurrences of suspensions during the program operation, and determine a limit on a number of program pulses for the program operation based on the number of occurrences of the suspensions during the program operation.

Abstract: The present application discloses a splicing screen and a display device, which relates to a technical field of display. In technical solutions provided by the present application, structures of a first unit panel and a second unit panel that are mutually spliced in the splicing screen are improved. A first light-emitting device layer defining a display area AA thereof in the first unit panel overlaps a non-display area of the second unit panel for displaying, so as to visually eliminate or weaken visual influence of the non-display area on the splicing screen, lift restriction of the non-display area NA on spacing between adjacent pixel units of different unit panels in the splicing screen, and improve visual senses of the splicing screen.

Abstract: A vertical LED chip structure, a method of manufacturing the same, and a light-emitting device are provided. After an epitaxial structure is bonded to a substrate, the epitaxial structure is etched first to form a first mesa. After the first mesa is formed, the epitaxial structure is continuously etched at the first mesa until the epitaxial structure is etched through and a reflective layer is exposed, and a second mesa is formed. A protective layer is formed on a surface of the structure where the first mesa and the second mesa are formed. The protective layer covers the exposed reflective layer at the second mesa, protects the epitaxial structure and the reflective layer, and protects a side wall of the epitaxial structure and the reflective layer from being corroded by a processing solution after a back surface of the substrate is polished.

Abstract: A foldable display device may have housing portions coupled by a hinge. A flexible display may overlap the hinge. The hinge may have portions that rotate relative to each other about rotational axes that lie above the hinge to help reduce stress to the display. The hinge may have gear plates with interlocked teeth that synchronize rotational movement between left and right halves of the hinge. The hinge may also have asymmetric friction clips that impose different amounts of rotational friction to the hinge depending on the direction of rotation of the hinge.

Abstract: Some implementations described herein include systems and techniques for fabricating a multi-dimension through silicon via structure in a three-dimensional integrated circuit device. The multi-dimension through silicon via structure includes a first columnar structure having a first width and a second columnar structure including a second width that is greater relative to the first width. The first columnar structure may include a low electrical capacitance and be configured for electrical signaling within the three-dimensional integrated circuit device. The second columnar structure may be configured to provide power to integrated circuitry of the three-dimensional integrated circuit device and also be configured to conduct heat through the three-dimensional integrated circuit device for thermal management of the three-dimensional integrated circuit device. Additionally, a pattern including the second columnar structure may be used for alignment purposes.

Abstract: Method and apparatus for ascertaining a at a current time of consideration and for future times of consideration, wherein a first time profile of a base characteristic variable is mapped over the operating time, where the first time profile of the base characteristic variable represents a state of a reference machine at the time of consideration in dependence on the operating time and an actual characteristic variable that varies over the operating time be calculated by means of an individual function, where an input variable fed to the individual function is a performance characteristic variable of the machine, which is detected periodically via a machine data detection unit or is predicted for future operating times, and where the health characteristic variable is displayed as a second time profile by adding the ascertained actual characteristic variable or the predicted actual characteristic variable to the first time profile.

Abstract: Systems and methods for aftertreatment system thermal management using cylinder deactivation and/or intake-air throttling are disclosed. Systems and methods for thermal management of an aftertreatment system are provided herein. A controller coupled to an engine and an exhaust aftertreatment system is configured to: receive a first temperature value associated with the exhaust aftertreatment system and a second temperature value associated with the engine; determine, based on comparing the first temperature value to a first threshold, a thermal management mode including a first thermal management mode or a second thermal management mode; determine, responsive to determining the thermal management mode and based on comparing the second temperature value to a second threshold, an operating mode for the thermal management mode including at least one of a first operating mode or a second operating mode; and initiate the at least one of the first or the second operating mode.

Abstract: A rotary earhanger structure of a wireless earphone includes an earhanger unit and a movable connection sleeve rotationally connected therewith. One end of the earhanger unit includes a first inclined surface portion extending obliquely in a preset rotational direction. The movable connection sleeve has a second inclined surface portion cooperatively connected with the first inclined surface portion. The movable connection sleeve is connected with an elastic member for driving the movable connection sleeve in a direction close to the earhanger unit. The external force rotates the earhanger unit in the preset rotating direction to adjust the wearing angle. When the earhanger unit is not subjected to the external force, the movable connection sleeve moves in the direction close to the earhanger unit under the force of the elastic member, so that the automatic reset function after the earhanger rotation is realized, thereby simplifying user operation and improving user experience.

Abstract: A solar reflection full-band hyperspectral imaging detection system comprises a telescope light collection system, a field-of-view separation assembly, a spectrometer assembly, and a detector assembly. The field-of-view separation assembly comprises an integrated trisection field-of-view separator, a first field-of-view assembly, a second field-of-view assembly, and a third field-of-view assembly; the spectrometer assembly comprises a first spectrometer, a second spectrometer and a third spectrometer; and the detector assembly comprises a CMOS (Complementary Metal Oxide Semiconductor) detector, an InGaAs detector, and an HgCdTe detector. The present invention adopts the three-band spectrometer, and the spectrum aliasing, high photoelectric efficiency in the middle and low photoelectric efficiency at two ends, limited detection dynamic range, severe Etalon interference effect and the like of a two-band spectrometer with a traditional solar reflection full-band hyperspectral detection system are solved.

Abstract: Disclosed is a filter assembly and an unmanned aerial vehicle (UAV). The filter assembly includes a base and a filter holder. The base includes a mounting hole and a convex plate. The mounting hole is defined through the base along a first direction and matched with an outer periphery of a lens. The convex plate protrudes from a periphery of the mounting hole in the base along the first direction, and is configured to press against and match with a protrusion portion of the lens to mount the base on the lens. The filter holder is provided with a filter and detachably mounted on the base.

Abstract: In a data processing method performed by a chip comprising a processor and a computing core, the processor receives metadata of first data and metadata of second data. The second data is obtained by performing a first operation on the first data, and memory addresses corresponding to elements at adjacent positions in each row of the second data are discontinuous. The processor compares the metadata of the second data with the metadata of the first data to determine the first operation, and further determines a second operation matching the first operation. The computing core then obtains third data based on the first data and the second operation, wherein memory addresses corresponding to elements at adjacent positions in each row of the third data are continuous.

Abstract: A data processing method and system, and a related device are described. The data processing system includes a processor and a computing core. The method includes the processor receiving metadata of first data and metadata of second data, where the second data is obtained by performing a first operation set on the first data, the first operation set includes at least two first operations, and memory addresses corresponding to elements at adjacent positions in each row of the second data are discontinuous. The processor identifies the first operation set based on the metadata of the second data, and determines a second operation set that matches the first operation set. The computing core obtains third data based on the first data and the second operation set, where memory addresses corresponding to elements at adjacent positions in each row of the third data are continuous.

Abstract: An image processing method includes the following steps. A plurality of facial landmarks of a face frame are analyzed. A feature width is calculated according to the facial landmarks, and a head pose is analyzed according to the facial landmarks. The head pose is utilized to update the feature width to generate an updated width. A scale ratio of the updated width to an initial width is calculated. An object distance of a virtual camera is controlled according to the scale ratio. A two-dimensional image is captured from a virtual scene according to the object distance of the virtual camera.

Abstract: Methods, systems, and devices related to wireless communication are described.

Abstract: A multi-stage circulating separation equipment is used to solve the problem of poor effect of conventional separation of a mixture. The multi-stage circulating separation equipment comprises a tank, a plurality of cyclones, a plurality of pressurizing pumps, and a pipeline module. The tank includes an upstream end and a downstream end. The tank includes an interior divided by a plurality of partitioning boards into a crude liquid chamber and a plurality of treatment liquid chambers. The crude liquid chamber and the plurality of treatment liquid chambers are arranged from the upstream end towards the downstream end. Each of the plurality of cyclones includes at least one discharge port and at least one return port. The discharge ports of the plurality of cyclones intercommunicate with the plurality of treatment liquid chambers, respectively. The pipeline module is connected to the tank, the plurality of cyclones, and the plurality of pressurizing pumps.