Abstract: Provided are a data transmission method and apparatus, and a storage medium. The method includes: receiving second downlink control information over a second search space, and rejecting receiving first downlink control information over a first search space; wherein the second downlink control information comprises downlink control information for carrying feedback of a base station.

Abstract: A circulating conveyor may comprise: a first conveying line and a second conveying line, wherein both the first conveying line and the second conveying line have a loading position and an unloading position at the two ends and clamps may be circularly conveyed between the first conveying line and the second conveying line in a clockwise or counterclockwise direction; and a circulating adapter. The circulating adapter may comprise a first circulating adapter and a second circulating adapter arranged in pairs at both the loading position and the unloading position, wherein the first circulating adapter and the second circulating adapter may be used for conveying the clamps between the first conveying line and the second conveying line.

Abstract: Multiphase flowmeters and related methods are disclosed herein. An example apparatus includes a flowmeter and a fluid conduit to provide a flow path for a fluid relative to the flowmeter. The example apparatus includes a sensor coupled to the fluid conduit to generate data indicative of at least one of a presence, an absence, or a mass flow rate of solids in the fluid during flow of the fluid through the fluid conduit. The example apparatus includes a processor. The sensor is to be communicatively coupled to the processor. The processor is to selectively determine flow rates for one or more phases of the fluid based on data generated by the flowmeter and a first algorithmic mode or a second algorithmic mode selected based on the sensor data.

Abstract: The present application provides a processing method of a metal composite structure including a first metal layer and a second metal layer stacked on the first metal layer. The processing method includes the steps of defining a first through hole in the first metal layer, and drilling in the first through hole toward the second metal layer to form a traction hole in the second metal layer. Then, hot melt drilling is performed on a surface of the second metal layer away from the first metal layer toward the first through hole, thereby causing the second metal layer to crack under a traction force of the traction hole to form a second through hole, and a portion of the second metal layer to be melted and squeezed to form a bushing which adheres to at least a portion of a sidewall of the first through hole.

Abstract: Disclosed is an LED lamp with a lamp holder and having an adjustable lighting function. The lamp holder is formed with a screwing thread; a dip switch is provided in the lamp holder; an avoidance slot is provided in a top of the lamp holder; and the drive board is electrically connected to the lamp holder, and a dip lever of the dip switch is movably provided in or below the avoidance slot. By setting the dip switch in the lamp holder and setting the avoidance slot on the top of the lamp holder, and after a drive board and the lamp holder are assembled, the dip lever of the dip switch is movably provided in the avoidance slot or is exposed through a connecting link, the adjustment of the color temperature or brightness of a filament lamp is achieved through the exposed dip lever on the lamp holder structure.

Abstract: Disclosed are a display apparatus and a data processing method. The display apparatus can include: a display, an audio playback module, a WiFi communication module, and a memory. A processor is connected with the display, the audio playback module, the WiFi communication module and the memory, and can be configured to execute computer instructions in the memory to cause the display apparatus to perform: determining a target Bluetooth device having the earliest occurrence time of microphone grabbing from at least one Bluetooth device; sending a microphone grabbing success indication to the target Bluetooth device, receiving a Broadcast Isochronous Stream, BIS, channel identifier sent from the target Bluetooth device after sending the microphone grabbing success indication; monitoring a target BIS channel indicated by the BIS channel identifier to receive a target BIS audio; and controlling the audio playback module to play the target BIS audio.

Abstract: A method can include receiving multiphase flow data via a multiphase flow meter during a flowback production period of a hydraulically fractured well that extends into a formation that includes formation fluid; determining one or more water properties during at least a portion of the flowback production period using the multiphase flow data and a predictive model; and, based on the determining, outputting values indicative of one or more of oil flow rate, gas flow rate, and water flow rate during the flowback production period.

Abstract: A core-shell gradient ternary precursor and a preparation method and application thereof. The preparation method includes (1) mixing a terephthalic acid solution with alkaline liquor to obtain a terephthalic acid salt solution, adding a nickel source solution for a reaction to obtain a Ni-MOF solution, mixing the Ni-MOF solution with ammonia water, and adjusting a pH value to obtain a base solution; and (2) adding a nickel-cobalt-manganese ternary mixed salt solution, a liquid alkali solution, and an ammonia-water solution simultaneously to the base solution obtained in step (1) for a co-precipitation reaction, and obtaining the core-shell gradient ternary precursor after aging treatment. The Ni-MOF is pre-prepared and used as a core for the co-precipitation reaction, to obtain the core-shell like precursor with a gradient. Carbon in the core of the core-shell gradient ternary precursor reacts with oxygen, thereby reducing a nickel oxidation state on particle surfaces and reducing crack generation.

Abstract: A semiconductor device includes a first wafer, and a second wafer bonded with the first wafer and comprising a substrate and a device layer over the substrate. The first wafer is over the second wafer and includes memory arrays, array-base regions over the memory arrays, an isolation structure surrounding and insulating the array-base regions from one another, and bonding pads over the isolation structure. An array-base region of the array-base regions is connected with a memory array of the memory arrays. A bonding pad of the bonding pads is exposed.

Abstract: A motor vehicle electric motor assembly includes a motor housing having an annular wall extending from a housing first end to an opposite housing second end about a central axis to bound a cavity. The housing first end has a base configured to support a bearing housing. A motor shaft extends along the central axis between a shaft first end and a shaft second end. A rotor is fixed to the shaft for rotation about the central axis. A stator is supported by the annular wall in radially spaced relation from the rotor. A bearing is fixed in the bearing housing to support the shaft first end for rotation about the central axis. An end cover assembly is fixed to the housing second end. The end cover assembly has a motor shaft opening with a periphery of the motor shaft opening supporting the shaft second end for rotation about the central axis.

Abstract: An auxiliary assembly for a bicycle includes an auxiliary device installed on the bicycle and a battery device. The auxiliary device includes a first wireless transmission module and an information retrieval module. The information retrieval module can obtain multiple pieces of riding information of the bicycle within a period of time and transmit the same through the first wireless transmission module. The battery device includes a second wireless transmission module and a management module. The second wireless transmission module can receive the multiple pieces of the riding information via the first wireless transmission module. The management module can obtain the multiple pieces of the riding information and compare two of the multiple pieces of the riding information that are close in time, so as to calculate correction data and transmit the same to the auxiliary device through the second wireless transmission module for a follow-up action.

Abstract: A battery device and a battery management method are provided. The battery device includes two battery packs and a management module that can obtain a piece of battery health data for each of the two battery packs. When the management module detects that a first variation between two pieces of the battery health data is greater than 2%, the management module selects one of the two battery packs in which the battery health data is high to supply power to an electric bicycle, and another one of the two battery packs in which the battery health data is low to suspend operation. When the management module detects that the first variation between the two pieces of the battery health data is less than 2%, the management module selects one of the battery packs to supply power to the electric bicycle according to a first rule.

Abstract: An auxiliary assembly includes an auxiliary device and a battery device. The auxiliary device includes a charging connector and a passive magnetic attraction component. The battery device includes a power supply connector, an active magnetic attraction component, and a management module. The charging connector is detachably mounted on a mounting rail of the power supply connector, so to move between a power supply position and a detachment position. When the charging connector is located at the power supply position, the passive magnetic attraction component can be magnetically attracted by the active magnetic attraction component. When the charging connector is located at the detachment position, the passive magnetic attraction component can be detached from the active magnetic attraction component.

Abstract: Provided are an information receiving method, an information sending method, a communication node, and a storage medium. The information receiving method includes receiving (S110) first information sent by a second communication node; and determining (S120) a temporary ID of the second communication node according to a resource serial number of a transmission resource used for transmission of the first information. The temporary ID includes a bit sequence corresponding to the resource serial number. The resource serial number includes at least one of the following: a round serial number, a slot serial number, a group serial number, a spreading code serial number, or a subchannel serial number.

Abstract: Provided are a method and apparatus for transmitting downlink control information. The method includes transmitting the downlink control information (DCI) through a physical downlink control channel (PDCCH); and scheduling multiple transport blocks (TBs) through the DCI. The scheduled multiple TBs are indicated by new data indicator (NDI) information and hybrid automatic repeat request (HARQ) process information in the DCI.

Abstract: A battery device includes a battery pack and multiple piezoelectric cooling units. A fixing seat of the battery pack has multiple accommodating grooves that are adjacent to each other. A heat dissipation channel is formed between two adjacent ones of the accommodating grooves. Multiple batteries of the battery pack are respectively accommodated in the accommodating grooves. Each of the piezoelectric cooling units corresponds in position to one of the heat dissipation channels, and includes a piezoelectric actuator module and a heat dissipation sheet. The piezoelectric actuator module is electrically coupled to an alternating voltage and can generate a mechanical vibration. A fixed end of the heat dissipation sheet is fixed on the piezoelectric actuator module. When the piezoelectric actuator module generates the mechanical vibration, a free end of the heat dissipation sheet is configured to swing and create an airflow that passes through the heat dissipation channel.

Abstract: A thermal management module includes a substrate, a computing unit, a heat dissipation block, and at least one piezoelectric cooling unit. The computing unit is disposed on the substrate. A heating part of the computing unit is covered by the heat dissipation block, and the heat dissipation block can absorb heat energy generated by the computing unit. The piezoelectric cooling unit includes a piezoelectric actuator module and a heat dissipation sheet. The piezoelectric actuator module is disposed on the substrate. The piezoelectric actuator module is electrically coupled to an alternating voltage, and can generate a mechanical vibration. A fixed end of the heat dissipation sheet is fixed on the piezoelectric actuator module. When the piezoelectric actuator module generates the mechanical vibration, the free end can swing and create an airflow that passes through the heat dissipation block.

Abstract: Provided are a configuration method and apparatus, a receiving method and apparatus, a device, and a storage medium. The configuration method includes: determining a modulation and coding scheme (MCS) set based on a higher-layer configuration parameter; and configuring an MCS of data based on the MCS set; where the higher-layer configuration parameter indicates whether data transmission supports a 16 quadrature amplitude modulation (16QAM) modulation scheme, and the MCS set includes one or more of: a first MCS set and a second MCS set.

Abstract: A congestion control method, apparatus and system, and a non-transitory computer-readable storage medium are disclosed. The congestion control method, which is applied to a first gateway, may include: monitoring node state information of a second gateway, where the second gateway is a collaboration gateway of the first gateway; and performing at least one of: in response to the node state information indicating a traffic overload of the second gateway, notifying a central gateway of the traffic overload of the second gateway, and sending a traffic collaboration request of the second gateway to an application server; or in response to the node state information indicating a service recovery of the second gateway, notifying the central gateway of the service recovery of the second gateway, and sending a service collaboration revocation request of the second gateway to the application server.