Abstract: A composite current collector, an electrode plate, a secondary battery, and an electric apparatus are provided. The composite current collector includes a first metal layer, a bonding layer, and a second metal layer. The bonding layer includes a first surface and a second surface disposed opposite each other; the first metal layer is located on the first surface; and the second metal layer is located on the second surface. In the composite current collector, by disposing the bonding layer between the first metal layer and the second metal layer, peel strength of the first metal layer and the second metal layer can be enhanced, reducing the risk of detachment of the metal layers during processing.

Abstract: An example apparatus includes: first voltage-to-current (V-I) circuitry having a first terminal and a second terminal; second V-I circuitry having a first terminal and a second terminal; a first transistor having a first terminal, a second terminal, and a control terminal, the first terminal of the first transistor coupled to the first terminal of the first V-I circuitry and the first terminal of the second V-I circuitry; a second transistor having a first terminal, a second terminal, and a control terminal, the first terminal of the second transistor coupled to the second terminal of the first V-I circuitry and the second terminal of the second V-I circuitry; a first resistor having a first terminal and a second terminal, the first terminal of the first resistor coupled to the second terminal of the first transistor, the second terminal of the first resistor coupled to the control terminal of the second transistor.

Abstract: A sidelink positioning reference signal resource scheduling method and a communication apparatus are provided, to implement semi-persistent scheduling of a sidelink positioning reference signal resource, thereby reducing signaling overheads. The method may include: receiving downlink control information from a network device, where the downlink control information includes a first field and a second field, the first field is for determining a sidelink positioning reference signal resource, and the second field indicates to activate or deactivate the sidelink positioning reference signal resource; and in response to a value of the second field, activating the sidelink positioning reference signal resource; or in response to a value of the second field, deactivating the sidelink positioning reference signal resource.

Abstract: A circuit board includes a first signal conductive area, a second signal conductive area, a first ground conductive area and a second ground conductive area. The first signal conductive area and the second signal conductive area both extend along a first direction. The first ground conductive area and the second ground conductive area are located on two sides of the first signal conductive area and the second signal conductive area, respectively, thereby improving shielding effect. A connector assembly including the circuit board is also disclosed.

Abstract: In a peeling system and a peeling method for a flexible fingerprint component provided by the present invention, the flexible fingerprint component is formed on a rigid substrate, and the flexible fingerprint component comprises a flexible substrate, a photosensitive device layer and an optical film sequentially arranged on the flexible substrate, a first chip-on film bonded to the photosensitive device layer on a first side of the optical film, and a second chip-on film bonded to the photosensitive device layer on a second side of the optical film, wherein the optical film is provided with an extension portion beyond the flexible substrate, the second side of the optical film is located on a side opposite to the extension portion, and the first side of the optical film is located on a side adjacent to the extension portion.

Abstract: An electrical connector includes a housing, a first terminal module, a first ground sheet and a second ground sheet. The first terminal module includes two first conductive terminals which are a first signal terminal and a second signal terminal, respectively. Each first conductive terminal includes a first contact arm. The first ground sheet and the second ground sheet are fixed relative to the housing. The first ground sheet includes a first grounding elastic arm. The second ground sheet includes a second ground elastic arm. The first grounding elastic arm and the second grounding elastic arm are arranged separately and extend toward each other.

Abstract: This application discloses a packet processing method including: receiving a first packet that includes a DA field and an SRH, where the DA field includes at least one C-SID that is sequentially arranged; determining, depending on whether another C-SID is further included after a first C-SID corresponding to the first node in the at least one C-SID, whether a first processing flavor corresponding to the first C-SID indicates a movement operation or a replacement operation; and if the first processing flavor indicates a movement operation, moving a target field that is after the first C-SID and that is in the DA field, to enable the target field to cover the first C-SID in the DA field; or if the first processing flavor indicates a replacement operation, replacing the first C-SID in the DA field with a second C-SID in the SRH.

Abstract: The present disclosure relates to a substantially rectangular crosshead box formed by an integral forming process and provided with a front end surface, a rear end surface, an upper end surface, a lower end surface, and a side end surface. The crosshead box is provided with: a plurality of crosshead cavities, each extending in a longitudinal direction through the crosshead box body, and arranged in a transverse direction of the crosshead box. The crosshead box is further provided with a plurality of exhaust chambers, each running through the crosshead box in the longitudinal direction and being in communication with the corresponding crosshead cavity. The present disclosure further relates to a plunger pump provided with the above crosshead box. By integrally forming the crosshead box, the service life is improved, and operational air pressure inside the box body can be controlled, thereby improving the operating stability and service life.

Abstract: An electrical connector includes a housing, a first terminal module, a first shielding rib and a second shielding rib. The housing includes a first terminal module installation slot. The first terminal module is partially received in the first terminal module installation slot. The first terminal module includes two first conductive terminals which are a first signal terminal and a second signal terminal, respectively. Each first conductive terminal includes a first mounting foot protruding beyond the housing. The first shielding rib and the second shielding rib are located on two sides of the first mounting foot of the first signal terminal and the first mounting foot of the second signal terminal, respectively.

Abstract: The deluge valve assembly includes: a deluge valve, in which the deluge valve includes a water inlet cavity, a water outlet cavity, and a diaphragm cavity. The water inlet cavity is suitable for communication with the fire protection pipe network so as to make water from the fire protection pipe network flow into the water inlet cavity; a water inlet pipeline, in which an inlet of the water inlet pipeline is connected with the water inlet cavity, and an outlet of the water inlet pipeline is connected with the diaphragm cavity; a water outlet pipeline, in which an inlet of the water outlet pipeline is connected with the diaphragm cavity; reinforcement members, in which at least two of the deluge valve, the water inlet pipeline, and the water outlet pipeline are connected through the reinforcement members. The deluge valve assembly has advantages of good performance in anti-vibration and reliability.

Abstract: Raw sensor data from a device of a user is collected. The raw data does not include location data for the device. The data is preprocessed to identify driving trips in which the user had the device. The trip data is provided to machine-learning models (MLMs) as input and the MLMs provide as output predictions for each trip's estimated speeds, estimated number of hard brakes and a degree of each hard brake, and estimated degrees of distracted driving. A duration, time of day, and calendar date of each trip is identified. The predictions, duration, time of day, and calendar date are modified into four factor values. The four modified factor values are combined into an overall driver characteristic value and provided to a network service associated with the user for purposes of providing or modifying services provided to the user through the network service based on the overall characteristic value.

Abstract: A station returning method and apparatus for an underwater cleaning robot, and the underwater cleaning robot are disclosed. Ultrasonic signals sent by a charging station are received by at least two ultrasonic receiving units positioned at different positions of the underwater cleaning robot in response to a station returning instruction to the underwater cleaning robot, where the station returning instruction is used for instructing the underwater cleaning robot to dock with the charging station. The underwater cleaning robot is controlled to move towards the charging station based on signal parameters of the ultrasonic signals received by the at least two ultrasonic receiving units. When an RF signal sent by the charging station is received by means of an RF receiving unit, the underwater cleaning robot is controlled to return to the charging station based on the RF signal, such that the underwater cleaning robot can dock with the charging station.

Abstract: A pool cleaning system comprising a base station and a pool cleaning robot is provided. The pool cleaning robot and/or the base station is provided with a locking mechanism. The pool cleaning robot comprises at least one motor, a power supply module, and a filtering unit, and the base station is located on a wall of a pool at a position corresponding to a waterline of the pool; the pool cleaning robot is configured to move toward the base station when a return condition is satisfied. The pool cleaning robot is further configured to climb up the wall and dock with the base station when reaching the vicinity of the base station. The base station is configured to control the locking mechanism to fix the pool cleaning robot when the pool cleaning robot has been docked with the base station.

Abstract: An electrical connector includes a housing, a first terminal module, a second terminal module and an isolation shielding plate. The housing includes a receiving slot, a first terminal module installation slot and a second terminal module installation slot. The first terminal module is partially received in the first terminal module installation slot. The first terminal module includes a first conductive terminal. The second terminal module is partially received in the second terminal module installation slot. The second terminal module includes a second conductive terminal. The isolation shielding plate is located between the first conductive terminal and the second conductive terminal. The isolation shielding plate is configured to move back and forth along a first direction to adjust the shielding position. A connector assembly having the electrical connector is also disclosed.

Abstract: An electrical connector includes a housing, a number of first conductive terminals, a number of second conductive terminals and a mounting block. Each first conductive terminal includes a first fixing portion and a second fixing portion. Each second conductive terminal includes a third fixing portion and a fourth fixing portion. The mounting block is mounted to the housing. The mounting block includes a base and a convex block protruding from the base. The base includes a number of first receiving grooves and a number of second receiving grooves. The second fixing portion is at least partially located in a corresponding first receiving groove. The fourth fixing portion is at least partially located in a corresponding second receiving groove. The convex block is located between the second fixing portion and the fourth fixing portion.

Abstract: A composite current collector includes an insulating substrate and a conductive layer. the conductive layer is the one provided at both sides of the insulating substrate in a thickness direction of the insulating substrate; in a direction perpendicular to a thickness of the composite current collector, the composite current collector includes an active material support region and a tab connection region, a thickness of an insulating substrate of the tab connection region is less than that of an insulating substrate of the active material support region; and a thickness of a conductive layer of the tab connection region is greater than that of a conductive layer of the active material support region.

Abstract: A rotary biological culture and observation apparatus is provided. The rotary biological culture and observation apparatus includes a control-display terminal and a control host, and further includes an environmental regulation system, and culture dish rotation systems and an imaging system both arranged in the environmental regulation system. The environmental regulation system includes a culture chamber, the culture chamber includes a chamber body and a door connected to the chamber body, and multiple culture dish rotation dish systems are distributed in the chamber body circumferentially.

Abstract: Embodiments of the disclosure relate to a method, an apparatus, a device, and a storage medium for image editing. The method proposed herein includes: obtaining a first image to be edited, the first image including a target object; and presenting a second image and instruction description content associated with an editing prompt, the second image being generated based on the first image and the editing prompt, the editing prompt indicating at least one editing operation for the target object in the first image, and the editing prompt being generated at least based on the target object.

Abstract: A sensing substrate and a sensing device, the sensing substrate includes a sensing region the sensing region includes multiple signal wires, on a plane parallel to the sensing substrate, an anti-static element and a fan-out region are provided on at least one side of the sensing region the anti-static element is on a side of the fan-out region away from the sensing region, and at least part of the signal wires in the sensing region are electrically connected with the anti-static element through fan-out wires in the fan-out region.