Abstract: Disclosed in the embodiments of the present disclosure are a method, apparatus and system for a network connection, and a server and a medium. The method may include: determining whether a preset network credential update condition is met, wherein a network credential indicated by the preset network credential update condition is used for establishing a connection of a target network; in response to determining that the preset network credential update condition is met, sending an updated network credential to at least one mobile terminal by using a preset backup connection method; receiving a connection request for the target network that is sent by a target mobile terminal; and in response to determining that the connection request for the target network matches the updated network credential, establishing the connection of the target network to the target mobile terminal.

Abstract: Embodiments of the present disclosure provide a solution for video processing. A method for video processing is proposed. The method comprises: determining, during a conversion between a target video block of a video and a bitstream of the video, a set of motion vector prediction (MVP) candidates of the target video block based on decoded information of the target video block; sorting the set of MVP candidates based on respective template matching costs of the set of MVP candidates; and performing the conversion based on the sorting.

Abstract: This application provides a channel state parameter transmission method and a communication apparatus.

Abstract: A 5G-TSN resource joint scheduling apparatus includes: a state information acquisition module, a scheduling decision making module, and a configuration module. The state information acquisition module is configured to acquire bottom-layer network information, and process the acquired bottom-layer network information to obtain state information, the bottom-layer network information includes channel information, gate control list information of a TSN domain, and queue information in a base station. The scheduling decision making module is configured to obtain a result of decision making based on the state information output by the state information acquisition module using a DDPG-based reinforcement learning model, the result of decision making includes whether to allocate resources for a current queue and a number of resources actually allocated to the current queue.

Abstract: Aspects of the present disclosure configure a system component, such as a memory sub-system controller, to modify pulses used to program memory components. The controller receives a request to program data in an individual memory component of a set of memory components. The controller computes a plurality of memory reliability criteria associated with the individual memory component and compares the plurality of memory reliability criteria to one or more threshold values. The controller selects a program pulse used to program the data to the individual memory component based on a result of comparing the plurality of memory reliability criteria to the one or more threshold values.

Abstract: The invention relates to compounds of Formula (I) and pharmaceutically acceptable salts thereof as defined in the description; to their use in medicine; to compositions containing them; to processes for their preparation; and to intermediates used in such processes. The compounds of Formula (I) may inhibit the activity of papain-like protease (PLpro) and may be useful in the treatment of viral infections, in particular viral infections associated with PLpro activity and/or expression such as coronaviruses infections.

Abstract: TA preparation method for off-the-shelf human umbilical cord-derived mesenchymal stem cells includes culturing an isolated umbilical cord tissue blocks to obtain P0 cells; carrying out passage on the P0 cells twice to obtain P2 cells, and cryopreserving the P2 cells; the cryopreserved P2 cells are subjected to thawing and passage twice to obtain P4 cells, and the P4 cells are cryopreserved; the cryopreserved P4 cells are subjected to thawing and passage once to obtain P5 cells, and the P5 cells are sequentially digested, washed and resuspended to obtain the human umbilical cord-derived mesenchymal stem cells. The present invention also adopts cryopreservation method to develop a cryopreservation preparation of human umbilical cord-derived mesenchymal stem cells. The cryopreservation preparation is convenient for storage and can be directly administered intravenously after thawing without changing the liquid, avoiding possible contamination risk during dispensing, and is more conducive to clinical use.

Abstract: A drying apparatus for drying a material belt includes at least one material-belt turning mechanism, used for changing a travel direction of the material belt, and including a first passing roller, a turning roller, and a second passing roller sequentially arranged in the travel direction of the material belt. The turning roller is configured to move in a first direction relative to the first passing roller and the second passing roller to adjust a wrap angle of the material belt on the turning roller, the first direction perpendicular to an axial direction of the turning roller.

Abstract: The present disclosure discloses an acoustic output device. The acoustic output device may include a first acoustic driver including a first diaphragm; a second acoustic driver including a second diaphragm; a control circuit electrically connected with the first acoustic driver and the second acoustic driver respectively, the control circuit provides a first electrical signal for driving a vibration of the first diaphragm, and a second electrical signal for driving a vibration of the second diaphragm, and the control circuit is configured to adjust a phase of the first electrical signal and a phase of the second electrical signal such that, in a first scenario, the phase of the first electrical signal and the phase of the second electrical signal are opposite, and in a second scenario, the phase of the first electrical signal and the phase of the second electrical signal are same.

Abstract: The present disclosure relates to a loudspeaker. The loudspeaker may include a loudspeaker mechanism, a fixing mechanism, and a connector. The loudspeaker mechanism may be configured to generate a vibration signal and transmit the vibration signal to the human body. The fixing mechanism may be configured to support and maintain the position of the loudspeaker mechanism. The connector may be configured to connect the loudspeaker mechanism with the fixing mechanism. The loudspeaker mechanism may at least include a first fixed position and a second fixed position. The first fixed position may be a fixed position of the loudspeaker when the loudspeaker is in a non-working state. The second fixed position may be a fixed position of the loudspeaker when the loudspeaker is in a working state. The connector may be configured to switch the loudspeaker mechanism between the first fixed position and the second fixed position.

Abstract: The present disclosure provides an earphone comprising a sound production component and an ear hook. In a wearing state, the ear hook is configured to place the sound production component at a position near an ear canal but not blocking the ear canal. An inner contour of the ear hook's projection on a user's sagittal plane includes a first curve having an extremum point in a first direction. The first direction is perpendicular to a long-axis direction of a projection of the sound production component on the sagittal plane. The extremum point is located behind a projection point of an upper vertex of the ear hook on the sagittal plane, and the upper vertex is a highest point of an inner contour of the ear hook along the user's vertical axis. An inclination angle of the long-axis direction relative to a horizontal direction is within a range of 13°-21°.

Abstract: The present disclosure provides an acoustic output device. The acoustic output device includes a first acoustic assembly and a second acoustic assembly. The first acoustic assembly may comprise a first diaphragm, and the first diaphragm vibrates to produce a first sound. The second acoustic assembly may comprise a second diaphragm, the second diaphragm vibrates to produce a second sound, wherein at least a portion of the second diaphragm may be disposed around the first diaphragm. Vibrational phases of the first diaphragm and the second diaphragm may be opposite in a target frequency range, and the second sound may interfere with the first sound to produce a directional acoustic field pointing to a target direction.

Abstract: The present disclosure relates to an earphone, comprising: a sound production component, at least a portion of the sound production component extending into a concha cavity; ear hook disposed between an auricle and a head of the user, extending toward a side of the auricle away from the head, and connecting the sound production component; in a non-wearing state, the ear hook and the sound production component form a first projection on a first plane comprising an outer contour, a first end contour, an inner contour, and a second end contour, the inner contour, the first end contour, the second end contour, and a tangent segment connecting the first end contour and the second end contour define a third closed curve, a ratio of a projection area of the sound production component on the first plane to a third area of the third closed curve is between 0.67 and 1.06.

Abstract: Embodiments of this disclosure provide a beam failure processing method and apparatus, an information transmitting method and apparatus. The processing apparatus includes: receive configuration information transmitted by a network device, the configuration information configuring TRP-specific beam failure detection (BFD) and/or TRP-specific beam failure recovery (BFR) related to at least two transmission/reception points (TRPs) for the terminal equipment; and a first processing unit configured to, when a beam failure is detected or beam failure recovery is triggered on the at least two TRPs and the at least two TRPs are associated with the same cell, or when a beam failure is detected or beam failure recovery is triggered on a designated TRP, trigger BFR of a cell or not to trigger BFR of a cell or initiate a random access procedure.

Abstract: Described are virtual AR interfaces for generating a virtual rotational interface for the purpose of controlling connected IoT devices using the inertial measurement unit (IMU) of a portable electronic device. The IMU control application enables a user of a portable electronic device to activate a virtual rotational interface overlay on a display and adjust a feature of a connected IoT product by rotating a portable electronic device. The device IMU moves a slider on the virtual rotational interface. The IMU control application sends a control signal to the IoT product which executes an action in accordance with the slider position. The virtual rotational interface is presented on the display as a virtual object in an AR environment. The IMU control application detects the device orientation (in the physical environment) and in response presents a corresponding slider element on the virtual rotational interface (in the AR environment).

Abstract: In a data backup method performed in a storage system having multiple storage devices, a first storage device having a first LUN queries data consistency points from a second storage device that has a second LUN which has an active-active relationship with the first LUN. The second storage device obtains the data consistency points based on the IO data status record of the first LUN and an IO data status record of the second LUN stored in the second storage device, and provides the data consistency points to the first storage device. The first storage device then creates a snapshot for the first LUN based on the data consistency points, provides differential data between the current snapshot and a previous snapshot, and stores the differential data in the backup storage device.

Abstract: Provided are a compound, an organic light-emitting element including the same, a display panel and a display device. The compound has a structure represented by Formula I. The organic light-emitting element includes an anode, a cathode and an organic thin film layer disposed between the anode and the cathode; where the organic thin film layer includes a light-emitting layer, and further includes any one or a combination of at least two of a hole transport layer, an electron blocking layer and an auxiliary light-emitting layer, and at least one of the hole transport layer, the electron blocking layer and the auxiliary light-emitting layer contains at least one of the compounds. The compound has a relatively shallow HOMO energy level, a relatively shallow LUMO energy level, a relatively high triplet energy level, an appropriate hole mobility, a relatively high Tg, a large molecular torque and good thermal stability.

Abstract: The present disclosure discloses an acoustic output apparatus. The acoustic output apparatus may include an acoustic driver. The acoustic driver may include a diaphragm and a magnetic circuit structure. A front side of the acoustic driver may be formed at a side of the diaphragm away from the magnetic circuit structure. A rear side of the acoustic driver may be formed at a side of the magnetic circuit structure away from the diaphragm. The diaphragm may vibrate to cause the acoustic driver to radiate sound outward from the front side and the rear side of the acoustic driver. The acoustic output apparatus may further include a housing structure configured to carry the acoustic driver. One side of the front side and the rear side of the acoustic driver may form a cavity with the housing structure. The side of the acoustic driver forming the cavity may radiate the sound towards the cavity, and the other side of the acoustic driver may radiate the sound towards outside of the acoustic output apparatus.

Abstract: The present disclosure discloses a loudspeaker apparatus. The loudspeaker may include: a support connector configured to contact a head of a human; at least one loudspeaker component including an earphone core and a housing for accommodating the earphone core, wherein the housing is fixedly connected to the support connector and has at least one key module; a control circuit or a battery that is contained in the support connection, wherein the earphones core is driven by the control circuit or the battery to vibrate to generate sound. The sound includes at least two resonance peaks. The loudspeaker apparatus may optimize the transmission efficiency of the sound, increase sound volume, and improve user experience.

Abstract: Embodiments of the disclosure provide an antenna filter unit and a radio unit. The antenna filter unit includes a radiation unit and a cavity filter coupled to the radiation unit. The radiation unit is arranged on an outer side of a wall of a cavity of the cavity filter. At least a part of the wall is also arranged as a reflection plate for the radiation unit. The radio unit includes the above-mentioned antenna filter unit and a radio circuit board. According to the antenna filter unit and the radio unit provided by embodiments of the disclosure, the number and volume of elements in a radio system are reduced, the degree of integration can be improved, the weight and installation space are reduced, and the costs are reduced.