Abstract: The embodiments of the present disclosure provide a method for extracting xylose liquid and cellulose with high purity from corn straw. The method includes raw material screening, raw material preprocessing, alkali processing, acid hydrolysis, and gradient alkali processing. The embodiments of the present disclosure adopt a gradient selective refining method for extracting a high-purity xylose liquid and cellulose from the corn straw, so as to maximize the extraction of the xylose from the corn straw, and at the same time, to separate and extract a high-purity cellulose product from straw residue under a low-cost process processing.

Abstract: The present disclosure provides a data transfer device for synchronous control of computers, comprising a PCB board integrated with a USB high-speed sharing chip, a keyboard and mouse emulation chip, and a shared disk, the data transfer device further includes a microcontroller, which is connected with the USB high-speed sharing chip, the keyboard and mouse emulation chip, and the shared disk, respectively, and the PCB board also integrates a hub mechanism. The data transfer device's microcontroller allows a user to simultaneously access two computers, and the combination of the shared disk and the USB high-speed sharing chip enables fast data exchange between the two computers, thereby achieving visual transformation between the two computers. The data transfer device also functions as a hub, allowing connection of different types of devices.

Abstract: Disclosed are an electroluminescent material and device. The compound is a compound formed by connecting an indole- and pyrrole-fused azamacrocycle to triazine or a similar structure thereof at a specific position and is used as the host material of the electroluminescent device. These novel compounds have significantly reduced evaporation temperature and better thermal stability, can effectively reduce energy consumption, which more facilitates the device manufacturing process, and in addition, can also effectively improve device efficiency and reduce device drive voltage, which can provide better device performance. Further disclosed are an electroluminescent device, a compound formulation, and a display assembly.

Abstract: Described herein are methods, techniques and systems for a user to conduct authentication via inertial measurement unit data collected by the user's smartphone and video data collected by a drone recording the user operations for mutual authentication, as well as to prevent attacks of the authentication data, wherein correlation can be easily extended to using other information, such as noises, illuminance, GPS, and how the phone flashlight flashes.

Abstract: A control apparatus and a method for locking or unlocking a door include a smart key including a door locking and unlocking button provided thereon and configured for transmitting a control signal for locking or unlocking the door through a door locking and unlocking button; a smart key check module configured to determine whether the smart key is in a vehicle; and a door control module configured to determine whether the vehicle is in a started state or a turned-off state, determine whether to receive a control signal for locking or unlocking the door from the smart key according to a result of the determining whether the smart key is in the vehicle when the vehicle is in the started state, and control a corresponding door of the vehicle when receiving the control signal for locking or unlocking the door from the smart key.

Abstract: Various methods and systems are provided for ultrasound imaging probe power management. In one embodiment, a power management system for an ultrasound imaging system includes a wireless charger and a mount configured to couple to a probe holder of the ultrasound imaging system. The probe may seat against the wireless charger for charging of a power source of the probe.

Abstract: A communication method includes sending, by a terminal device, first indication information to a first communication device. The first indication information indicates the first communication device to render first foreground content, and the first foreground content is to-be-displayed foreground content of the terminal device. The communication information also includes receiving, by the terminal device, first information from the first communication device. The first information comprises second foreground content and second background content. The second foreground content is obtained by rendering the first foreground content. The second background content is obtained by decoding third background content. The third background content is determined based on first background content. The first background content is to-be-displayed background content of the terminal device.

Abstract: A conductive bar, a conductive bar assembly, and a vehicle electrical device system. The conductive bar is configured to be electrically connected between two electrical devices, and the conductive bar includes at least one connecting section. The elastic modulus of the connecting section is E, the width of the connecting section is ?, the thickness of the connecting section is ?, and the thickness ? of the connecting section satisfies: ?{square root over (??3/E)}???10?{square root over (??3/E)}, wherein ?=0.085 Gpa/mm, the units of ? and ? are both mm, the unit of E is Gpa, and E is in the range of 55 Gpa to 120 Gpa.

Abstract: A compensation circuit and a display device. The compensation circuit includes a timing controller, a power management circuit, an operational amplifier circuit, and a delay circuit. The delay circuit is configured to prolong a time duration of the operational amplifier circuit in the operating state in a first stage, and the delay circuit controls the operational amplifier circuit to stop operation when the delay circuit is able to stably output a common voltage to the display panel. A time duration of outputting the common voltage to the display panel is prolonged in a second stage. When the operational amplifier circuit is in the operation state, the delay circuit stops outputting the common voltage to the display panel.

Abstract: The present invention provides a MEMS piezoelectric speaker including a substrate with a back cavity, a diaphragm, a capacitive system and a flexible film. The diaphragm includes a fixed end, a suspended end. Adjacent suspended ends are at least partially spaced to form a slit. The suspended end includes a support section and a piezoelectric section. Along the thickness direction of the MEMS piezoelectric speaker, a flexible film is at least partially spaced from the diaphragm and the flexible film is spaced from the substrate. This design can improve the sound pressure level of the MEMS piezoelectric speaker in the middle and high frequency, and improve the acoustic performance of the MEMS piezoelectric speaker.

Abstract: In an example, a method for provisioning a cell site in a 5G RAN may include receiving a plurality of steps involved in provisioning the cell site for the 5G RAN. In an example, provisioning the cell site may include provisioning of a physical infrastructure layer, a container orchestration platform on the physical infrastructure layer, and a containerized network function (CNF) instance associated with the 5G RAN in the container orchestration platform. Further, the method may include converting the plurality of steps into a dependency graph of tasks. The dependency graph may represent workflows and relationships between the tasks. Furthermore, based on feeding the dependency graph as an input to an orchestrator, the method may include provisioning the cell site by executing the tasks in an order according to the dependency graph.

Abstract: A device searching method includes a first device that obtains a relative location between a second device and the first device is based on location information of the first device and the location information of the second device; if it is determined, based on the relative location, that the second device is not within a shooting range of the first device, the first device indicates to move the first device toward the second device until the second device is within the shooting range of the first device; and the first device highlights the area in which the second device is located in the shooting range of the first device.

Abstract: A method for forming fluorite from a F?-containing aqueous fluid, the method comprising: contacting a bioactive glass comprising calcium with the F?-containing aqueous fluid; and forming the fluorite. A filter media, and filter containing the filter media, for forming fluorite from a F?-containing aqueous fluid, the filter media comprising: a bioactive glass comprising calcium; and at least one of sand, gravel, charcoal, polymer particles, and ceramic particles.

Abstract: A method and an apparatus for controlling a floor cleaning device, and a floor cleaning device are provided. The method includes: acquiring a floor cleaning instruction; and controlling the floor cleaning device move to a cleaning position, and supplying water to a cleaning component of the floor cleaning device in a process of movement of the floor cleaning device to the cleaning position. The preparation time for the floor cleaning device to be supplied with water and soaked in the base station may be reduced.

Abstract: This application provides a data transmission method and an apparatus. The method includes: A first central unit receives data from a user plane function network element, and then determines time information corresponding to the data, where the time information is used by a first distributed unit and a second distributed unit to synchronously transmit the data. Further, the first central unit separately sends the data and the time information to the first distributed unit and the second distributed unit. The first distributed unit and the second distributed unit send the data to a terminal device based on the time information. According to the method, the first distributed unit and the second distributed unit can perform synchronous transmission to the terminal device, to improve data transmission reliability.

Abstract: The present disclosure provides a squeezable fiber-based bottle for storing and dispensing a viscous liquid. The bottle comprises a molded base including a liquid containing surface having an aperture for dispensing viscous liquid. The molded base includes a base perimeter having a perimeter surface with an upper edge and a lower edge. The squeezable fiber-based bottle comprises a fiber-based side wall having an upper edge, a lower edge, an inner surface, and an outer surface. The side wall includes a front, a back and two opposing side panels. At least one of the opposing side panels includes crease lines forming a flat portion. The fiber-based side wall is attached to the molded base forming an impermeable seal such that the lower edge of fiber-based side wall is disposed near the perimeter surface upper edge but not the perimeter surface lower edge. The impermeable seal is formed about the entire perimeter surface of the molded base.

Abstract: A compensation circuit, including: a power management circuit and a switch circuit. The switch circuit is connected to a display panel and an operational amplifier circuit connected to the display panel. In case that a feedback voltage is greater than or equal to a target threshold, the switch circuit outputs a common voltage and an operating voltage to the operational amplifier circuit and stops outputting the common voltage to the display panel; and the operational amplifier circuit receives the common voltage and the operating voltage and outputs a compensation voltage to the display panel. In case that the feedback voltage is smaller than the target threshold, the switch circuit outputs the common voltage to the display panel and stops outputting the common voltage and the operating voltage to the operational amplifier circuit; and the operational amplifier circuit stops receiving the feedback voltage and stops outputting the compensation voltage.

Abstract: A lower vehicle body rear structure includes a rear floor integrally formed in a die-casting mode, rear floor longitudinal beam rear sections fixedly connected to the rear floor, a shelf, and a spare tire cabin. Rear floor longitudinal beams arranged on the two sides of the rear floor, and a rear floor middle cross beam and a rear floor rear cross beam which are connected between the rear floor longitudinal beams are formed on the rear floor, and rear wheel covers connected to the rear floor longitudinal beams are respectively arranged on the two sides of the rear floor. The shelf is located above the rear floor, and the two ends of the shelf are connected to the rear wheel covers by means of connecting plates; and the rear floor, the shelf and the two connecting plates are connected to form an annular structure.