Abstract: Embodiments relate to audio stream and address processing methodologies, which is applicable to exemplary methods and devices including a first terminal device. The first terminal device establishes a connection to the vehicle, and switches a play device of audio streams in a first category and a second category from the first terminal device to the vehicle; and in a process in which the first terminal device and the vehicle are in a connected state, upon detecting that the first terminal device is moved from the inside of the vehicle to the outside of the vehicle, obtains a target category corresponding to the target audio stream being played by the vehicle. The target audio stream is generated by the first terminal device and sent to the vehicle. The vehicle continues to play the target audio stream if the target category is the first category.

Abstract: A bracket comprises a base, a working panel, at least one first motion mechanism and at least one second motion mechanism. The working panel is supported by the base and is configured to be suitable for supporting an object to be supported. The at least one first motion mechanism is connected between the working panel and the base and comprises a first member connected to the working panel, the first member being configured to be movable in a first direction. The at least one second motion mechanism comprises a first end connected to the working panel and a second end connected to the base, the second motion mechanism being configured to enable the first end to perform relative motion relative to the second end, the relative motion comprising motion in a second direction different from the first direction.

Abstract: Disclosed are a network scheduling method, a network device, and a readable storage medium. The method may include: receiving a route forwarding table from a centralized control device; advertising a VPN route carrying the first VPN label and next hop address information corresponding to the core device according to the route forwarding table, such that the first PE device encapsulates the first VPN label into a data packet according to the VPN route, and sends the data packet carrying the first VPN label to the core device; and replacing the first VPN label carried in the data packet with the second VPN label according to the route forwarding table, and sending the data packet carrying the second VPN label to the second PE device.

Abstract: A method for preparing a semiconductor structure, and a semiconductor structure are provided. In a prepared first pattern structure, a thickness of a first insulating layer is equal to a thickness of a second insulating layer, and a thickness of a third insulating layer is equal to a thickness of a fourth insulating layer.

Abstract: A vehicle-mounted display apparatus includes: a display panel, including a display surface and a non-display surface facing away from the display surface; a metal backboard, arranged on a side at which the non-display surface is located, and the metal backboard is grounded; and a circuit board assembly, including a first circuit board arranged on a side of the metal backboard away from the display panel, the first circuit board is in signal connection with the display panel through a first flexible printed circuit, the first circuit board includes a first front surface facing away from the metal backboard, and a first back surface facing to the metal backboard, the first front surface has circuit patterns, at least one surface of the first circuit board has first copper leakage regions, and the first copper leakage regions being electrically connected with the metal backboard through a first conductive mechanism.

Abstract: The present invention discloses a rose petal effect-based biomimetic electrode and a membrane-less water electrolysis reactor utilizing the same, belongs to the technical field of catalytic technology for water electrolysis. The electrode has a surface exhibiting a microscopically alternating hydrophilic-hydrophobic periodic structure. The hydrophilic parts ensure good contact between the catalyst and the electrolyte solution, thereby guaranteeing the electrode's catalytic performance. The hydrophobic parts allow the gas generated at the electrode surface to be discharged through internal porous channels, preventing the formation of visible bubbles on the electrode surface and thereby fundamentally avoiding issues caused by bubble formation. The membrane-less water electrolysis reactor utilizing the electrode can eliminate bubble formation on the electrode surface, thereby avoiding problems related to bubble covering catalytic sites, bubble resistance, and gas mixing.

Abstract: Provided are a frequency modulation method, device and system based on a new energy support machine and an energy storage device, and a new energy field station. The method includes: acquiring a system frequency offset value; determining a frequency modulation scheme for the new energy support machine and/or the energy storage device according to the system frequency offset value; generating a frequency modulation instruction for the new energy support machine and/or the energy storage device according to the frequency modulation scheme, so that the new energy support machine and/or the energy storage device execute a corresponding frequency modulation instruction and modulate the system frequency. The method has high regularity, flexibility in rule adjustment and good real-time performance. When the system frequency of a power grid fluctuates, a new energy support machine with higher durability is selected to support the power grid.

Abstract: A method for manufacturing a mask structure includes: patterning a sacrificial layer and a second dielectric layer, so as to form pattern structures each including a first pattern and a second pattern, and a width of a lower portion of the pattern structures is less than a width of a upper portion of the pattern structures; forming an initial mask pattern on sidewalls of each of the plurality of pattern structures; filling a first filling layer between adjacent initial mask patterns located on the sidewalls of different pattern structures; removing the second patterns and the initial mask pattern located on sidewalls of each of the plurality of second patterns; removing the first filling layer and the first patterns, so as to form first mask patterns; and forming second mask patterns on the first mask patterns.

Abstract: Generating a user timeline for an electronic device (ED) userData is collected that includes: location data; application data; and activity data. Occurrences of predetermined types of observed events are detected based on the collected data. For each detected occurrence a respective observed event record is stored that includes information about a time and type of the observed event. Planned event records, each including information about a time and type of a respective planned event, are stored for planned events that the user is scheduled to participate in, the planned event records. Events are predicted based on the observed event records and the planned event records. Information about observed, planned and predicted events are output on a timeline user interface based on observed event records, planned event records and predicted event records stored for the predicted events, respectively.

Abstract: The present disclosure relates to a scene pushing method, a scene implementing method, a scene pushing apparatus, a scene implementing apparatus, a terminal, a server, and a system. The scene pushing method is applied to a management terminal, and comprises: sending a scene query request to a cloud scene server, such that the cloud scene server queries, from a plurality of edited scenes, one or more scenes to be pushed, the edited scenes comprising scenes edited by a mobile terminal or a vehicle-mounted terminal of a first user; receiving said one or more scenes to be pushed returned by the cloud scene server; and screening said one or more scenes to be pushed to obtain a target scene, and pushing the obtained target scene to a target vehicle-mounted terminal, the target vehicle-mounted terminal comprising a vehicle-mounted terminal of a second user.

Abstract: A touch display driving apparatus, a method, and a touch display apparatus are provided. The touch display driving apparatus is connected with a touch display panel; and the touch display driving apparatus includes a controller and a memory connected with the controller, wherein the memory is configured to store display data and touch data; and the controller is configured to perform a first reading and writing operation for reading and writing display data in the memory, when the touch display panel is in a display working period; or, perform a second reading and writing operation for reading and writing touch data in the memory, when the touch display panel is in a touch working period.

Abstract: An array structure of capacitors are provided. The array structure of capacitors includes a substrate and a first connection pad, a second connection pad, a first capacitive structure and a second capacitive structure that are disposed on the substrate. The first capacitive structure is disposed outside the second capacitive structure and adjacent to an edge of the substrate. The bottom surface of the first capacitive structure towards the substrate and the top surface of the first connection pad are disposed at intervals.

Abstract: A method for implementing collective communication, a computer device, and a communication system are provided, to resolve problems of high communication latency and resource consumption in the conventional technology. The method includes: identifying a work request having no communication dependency, and when forwarding work requests, directly forwarding the work request identified as having no communication dependency, and forwarding, after queue management, a work request that is not identified as having no communication dependency. According to the application, communication latency caused when the work request having no communication dependency is managed by using a queue can be avoided, and resource consumption caused by performing related management can be reduced, to improve overall communication performance of collective communication.

Abstract: Disclosed is a method for wireless communication for determining the position of a wireless node. The method comprises receiving a set of reference signals from a set of at least four positioning devices, wherein the positioning devices are not arranged in a single plane. A signal propagation delay of each one of the set of reference signals is determined and a position of each one of the set of positioning devices is obtained. A convex localization problem is solved for the wireless node based at least in part on the determined signal propagation delay of each one of the set of reference signals and the position of each one of the set of positioning devices. The position of the wireless node is determined based at least in part on solving of the convex localization problem.

Abstract: A method comprises steps of in response to an initiating signal, providing a drive signal with a first amplitude range for a first period to drive an transducer of the ultrasonic surgical instrument; subsequent to the first period, providing a first transition signal with a decreasing amplitude for a first predetermined interval; subsequent to the first predetermined interval, providing a drive signal with a second amplitude range for a second period, wherein an upper limit of the second amplitude range is lower than a lower limit of the first amplitude range; subsequent to the second period, providing a second transition signal with an increasing amplitude for a second predetermined interval; and subsequent to the second predetermined interval, providing a drive signal with a third amplitude range for a third period, wherein a lower limit of the third amplitude range is higher than the upper limit of the second amplitude range.

Abstract: Various aspects of the present disclosure generally relate to wireless communication. In some aspects, a network node may transmit, via a beam and via a first subset of intelligent reflection surfaces (IRSs), a first transmission comprising a first reference signal or a first sounding reference signal (SRS) request. The network node may obtain a first signal quality measurement based at least in part on the first transmission. The network node may transmit, via the beam and via a second subset of IRSs, a second transmission, the second transmission comprising a second reference signal or a second SRS request. The network node may obtain a second signal quality measurement based at least in part on the second transmission. The network node may identify at least one IRS based at least in part on the first signal quality measurement and the second signal quality measurement. Numerous other aspects are described.

Abstract: The present disclosure discloses an electric wire detecting method, apparatus, and device. The method includes acquiring an electric wire image, pre-processing the electric wire image, acquiring at least two electric wire feature maps with different resolutions according to the pre-processed electric wire image, inputting the at least two electric wire feature maps with different resolutions into a pre-set electric wire detecting network model, and outputting a detection result of the electric wire according to the electric wire detecting network model. The present disclosure detects electric wires based on electric wire feature maps with different resolutions and the pre-set electric wire detecting network model, so that electric wires can be accurately detected.

Abstract: Embodiments of the disclosure provide an ultrasound beamforming method and device. The method includes: obtaining channel data of a target tissue; and processing the channel data using at least two different ultrasound beamforming methods to obtain image data of the target tissue corresponding to the different ultrasound beamforming methods, where the at least two different ultrasound beamforming methods are different in at least one of principle, step, and parameter.

Abstract: A driving process of the display panel includes a first stage, a display stage, and a second stage. The driving method of the display panel includes the following steps. A first voltage is started to be provided to the metal pattern at the first time in the first stage, where the first voltage is greater than 0. A first black-state voltage is started to be provided to the data line at the second time in the first stage. A second voltage is stopped to be provided to the metal pattern at the third time in the second stage, where the second voltage is greater than 0. A second black-state voltage is stopped to be provided to the data line at the fourth time in the second stage. The first time is before the second time, and/or the third time is after the fourth time.

Abstract: A MEMS speaker is provided, including only a substrate enclosing a cavity, a piezoelectric diaphragm disposed above the substrate and covering the cavity, and a flexible structure layer covering the piezoelectric diaphragm. Both the piezoelectric diaphragm and the flexible structure layer are complete sheet structures, a young modulus of the flexible structure layer is less than a young modulus of the piezoelectric diaphragm, and the young modulus of the flexible structure layer is in a range of 100 MPa to 50 GPa. The MEMS speaker in the present disclosure does away with a harder structure layer and adopts a softer flexible structure layer, which better enhances the displacement and has a more prominent acoustic performance.