Abstract: Disclosed are an active equalization method, a system and a computer-readable storage medium. The active equalization method includes: obtaining a battery cell set to be balanced in the battery cluster; determining whether a battery cell to be balanced in the battery cell set to be balanced contains a charging battery cell; in response to that the charging battery cell is contained, adding one charging battery cell to a preset starting queue; determining whether the battery cell to be balanced in the battery cell set to be balanced contains a discharging battery cell; in response to that the discharging battery cell is contained, adding one discharging battery cell to the starting queue.

Abstract: A tubular atomization assembly, an assembly method and an aerosol generation apparatus are provided. The atomization assembly includes a heating element, a sleeve and an insulation base. The heating element includes a heating portion and a conductive portion having a first conductive portion and a second conductive portion. The sleeve has a hollow accommodating cavity, in which the heating portion is accommodated. At least a part of the conductive portion extends to an exterior of the accommodating cavity. The insulation base is connected to one end of the sleeve and includes a perforation. The first conductive portion and the second conductive portion run through the perforation to be fixed on the insulation base. The first conductive portion and the second conductive portion can be kept together or close to each other to be inserted into the same perforation, without applying a pulling force to the heating portion.

Abstract: The present disclosure provides a plug connector, including: a mounting plate including a first side having an electrical component area; a first electrical component cavity and a second electrical component cavity arranged in the electrical component area; a first electrical component arranged in the first electrical component cavity and a second electrical component arranged in the second electrical component cavity. The plug connector further includes a groove, a sealing ring arranged in the groove and a fixing plate arranged on the first side, wherein the sealing ring is arranged between the fixing plate and the mounting plate. The plug connector can provides a waterproof function during a floating insertion of a mating connector.

Abstract: The present invention relates to an eyepiece optical system and a head-mounted display device. The system includes a first lens, a second lens, a third lens, a fourth lens, a fifth lens, and a sixth lens arranged coaxially and sequentially in an optical axis direction from an observation side of human eyes to a micro-image display, and meeting a certain focal length relationship. The first lens, the third lens, and the fourth lens are positive lenses, the second lens and the fifth lens are negative lenses, and material properties of various lenses meet a certain relationship, which effectively alleviates defects of the prior art, and has a better aberration correction ability and better processability, thereby achieving performance indicators such as large field-of-view angle, low distortion, and high optical resolution, reducing the manufacturing difficulty. The eyepiece optical system of the present invention is suitable for head-mounted displays and similar devices.

Abstract: An atomization core is provided in an atomization channel and configured to heat an atomization substrate. The atomization core includes a first heating member, a second heating member, an electrode portion and a controller. The first heating member and the second heating member are disposed in the atomization channel, the first heating member is disposed near an outlet of the atomization channel, and the second heating member is disposed near an atomization substrate outlet of the atomization channel. The controller is connected to each of the first heating member and the second heating member through the electrode portion to control an operation of the first heating member and/or an operation of the second heating member.

Abstract: An ultrasonic atomizer is provided. The ultrasonic atomizer includes a liquid storage cavity for storing a liquid substrate an ultrasonic atomization sheet for generating oscillation to atomize the liquid substrate. The ultrasonic atomizer further includes a controller, a control circuit, and a power supply. The control circuit includes a power supply branch, a switching branch, a resonance branch, and an impedance branch. The resonance branch is used for resonating in response to on or off of the switching branch, to output a driving voltage based on a pulse voltage. The impedance branch is used for enabling impedance of a combination of the impedance branch and the ultrasonic atomization sheet to match impedance of a combination of the power supply branch, the switching branch, and the resonance branch.

Abstract: This application provides an in-vehicle mid-air gesture-based interaction method, an electronic apparatus, and a system, and relates to the field of intelligent vehicle technologies. The method includes: obtaining a first mid-air gesture detected by a camera; and starting, when a preset response operation corresponding to the first mid-air gesture matches a first user who initiates the first mid-air gesture, the preset response operation corresponding to the first mid-air gesture in response to the first mid-air gesture. The method can be used in an in-vehicle mid-air gesture-based interaction scenario, reduce a mid-air gesture misoperation rate, and ensure driving safety and interaction experience.

Abstract: Disclosed are an atomizer and an aerosol generating device. The atomizer includes a housing, a central tube, a first liquid storage member, an atomizing tube, a second liquid storage member, and a heating element. The central tube is mounted in the housing, and a first liquid storage chamber is formed between the housing and the central tube. The atomizing tube is disposed in the central tube, and a second liquid storage chamber is formed between the atomizing tube and the central tube. The first liquid storage member is located in the second liquid storage chamber, and the second liquid storage member is disposed in the atomizing tube. A liquid inlet is disposed on the central tube, and a liquid passing hole is disposed on a wall of the atomizing tube. The heating element is disposed in the second liquid storage member.

Abstract: A lumen stent, including a mesh support structure. The mesh support structure includes a first mesh region and a second mesh region connected to the first mesh region in a circumferential direction in a naturally deployed state. The first mesh region includes a plurality of rows of intersecting units formed by a plurality of first direction support wires spaced apart and a plurality of second direction support wires spaced apart overlapping each other. The second mesh region includes at least one row of hooking units, each row of the hooking units including a plurality of hooking units axially spaced apart, and the hooking unit including a first hooking member and a second hooking member. The first hooking member and the second hooking member are mutually hooked substantially in an axial direction. The lumen stent is less prone to shortening during release and has superior flexibility.

Abstract: The present disclosure relates to a lighting device, comprising a device body and a locking device on both of which magnets magnetically attracted to each other are provided respectively; the device body comprises a controller and a detection module connected to each other, the detection module is configured to detect a connection state between the device body and the locking device, and the controller is configured to control the device body to be in a locked state when the connection state is a magnetic connection state.

Abstract: An aerosol generating device and an extraction method, for use in enabling an aerosol generating product to generate an aerosol, are provided. The aerosol generating product includes a first segment and a second segment. The second segment is exposed outside the aerosol generating device during use. The aerosol generating device includes a main body and a housing defining a receiving cavity for accommodating the first segment.The main body further includes a heater configured to heat the aerosol generating product to generate an aerosol, and a protector configured to move from a first position to a second position along with the first segment in response to an extraction force applied to the second segment. The first position is a stroke start point of the protector inside the aerosol generating device. The second position is a stroke end point of the protector inside the aerosol generating device.

Abstract: A resection apparatus includes a handle body, a catheter communicating with the handle body, and a cutter head assembly disposed at a distal end of the catheter. A steering assembly is disposed on the catheter and includes a first steering point and a second steering point which are disposed on the catheter, and a steering connector for connecting the first steering point and the second steering point. A control assembly for controlling the steering assembly is disposed on the handle body. The bending radius of the catheter at the distal end is adjusted by means of the steering assembly, so that the catheter is shifted towards a predetermined direction; the orientation of the cutter head assembly is controlled, so as to reduce a risk of scraping and perforating a blood vessel, and the ideal blood vessel diameter can be obtained by means of multiple resections.

Abstract: The present application retransmits the LTM random access-less cell switch completion information based on a scheduling method, and provides an information retransmission mechanism applicable to the LTM cell switch process, which can improve the transmission reliability of the LTM random access-less cell switch completion information, thereby reducing LTM cell switch failures and/or reduce service interruption delays.

Abstract: A method for determining an overdrive value includes: obtaining each brightness corresponding to each gray scale in a full grayscale range, where the full grayscale range comprises an initial grayscale range, and the initial gray scale range is from a minimum initial gray value to a maximum initial gray value; determining a grayscale-to-brightness conversion variation curve corresponding to the initial grayscale range; obtaining a brightness of a first frame in the grayscale-to-brightness conversion variation curve; obtaining a target gray value corresponding to a brightness having a smallest difference from the brightness of the first frame according to a comparison result of the brightness of the first frame with each brightness, where a target gray scale range is from the minimum initial gray value to the target gray value; and determining that the overdrive value corresponding to the target grayscale range is the maximum initial gray scale.

Abstract: A coupling structure for a cart comprises a first connector, a second connector, and a third connector. The first connector is detachably connected to the second connector, and the second connector is detachably connected to the third connector. The first connector is located inside the second connector, and the second connector is located inside the third connector, such that the first connector, the second connector, and the third connector form a three-layer ring-shaped embedded structure. According to the embodiments of the present disclosure, the coupling structure is stable, and has a strong bearing capacity. The cart using the coupling structure can load more objects, and has a stronger bearing capacity.

Abstract: An atomizer and a heating member are provided. The atomizer atomizes a liquid base to generate an aerosol and includes a housing, a support, a base seat, a heating member and a capillary component. The housing is defined with a liquid storage cavity for storing the liquid base. The support is arranged in the housing and includes a liquid channel and a first surface. The liquid channel is in fluid communication with the liquid storage cavity. The first surface faces away from the liquid storage cavity. The liquid channel stops at the first surface. The heating member extends and remains flat. The capillary component covers at least a part of the first surface and shields the liquid channel. The capillary component receives, through the liquid channel, and stores the liquid base from the liquid storage cavity and conveys the liquid base to the vicinity of the heating member.

Abstract: An ultrasonic atomizer and a working state determining method are provided. The ultrasonic atomizer includes a liquid storage cavity, an ultrasonic atomization sheet, a controller, a control circuit, and a power supply. The control circuit includes: a first switch branch, being turned on or turned off in response to a first pulse signal outputted by the controller; a first boost branch. boosting an output voltage of the power supply in response to the turning-on or the turning-off of the first switch branch, to output a first drive signal for driving the ultrasonic atomization sheet; and an energy storage branch, storing energy in response to the first drive signal, and outputting a first detection voltage to the controller, to enable the controller to determine a current working state of the ultrasonic atomizer based on the first detection voltage.

Abstract: Disclosed herein are metabolically engineered cells capable of producing carotenoids from acid whey.

Abstract: An optical film, a polarizer, and a display device are provided. The optical film includes a base material and adjusting particles dispersed in the base material. The optical film has an in-plane retardation value, and the in-plane retardation value of the optical film is less than 3000 nm.

Abstract: A window cleaning robot includes a main body having a base assembly, a housing and a plurality of elastic wiper modules. The elastic wiper module includes an elastic component and a wiper, wherein a first end of the elastic component is coupled to the base assembly and at least one second end is coupled to the wiper. The first end is opposite to the second end and the wiper is leaned against window glass under acting force of the elastic component.