Abstract: The present disclosure provides a fan management method and system, and a server. The method includes: monitoring working performance of each dual-motor fan in real-time; determining whether the working performance of the dual-motor fan is normal, if the working performance is normal, instructing the dual-motor fan to continue to operate with normal performance; if the working performance is not normal, instructing a single-motor fan that has no abnormality in the dual-motor fan to operate with a preset compensation strategy; the preset compensation strategy is a strategy for performing performance compensation for a single-motor fan that has no abnormality to normal performance of a dual-motor fan. The present disclosure can reduce energy consumption of the server, avoid ineffective waste, and save operating costs. The fan can be prevented from running at a high speed for a long time, and the service life of the fan can be improved.

Abstract: A camera module includes a circuit board, a mounting bracket disposed on the circuit board, an image sensor disposed on the circuit board and received in the mounting bracket, a first lens disposed in the mounting bracket, a driving mechanism disposed in the mounting bracket, and a second lens connected to the driving mechanism, and located between the image sensor and the first lens. The driving can drive the second lens to move between the first lens and the image sensor.

Abstract: Certain embodiments provide RNA nanostructure (e.g., comprising one single-stranded RNA (ssRNA) molecule, wherein the RNA nanostructure comprises at least one paranemic cohesion crossover), as well as compositions and methods of use thereof. In certain embodiments, such RNA nanostructures are immuno-modulatory (e.g., immuno-stimulatory).

Abstract: Certain embodiments provide RNA nanostructure (e.g., comprising one single-stranded RNA (ssRNA) molecule, wherein the RNA nanostructure comprises at least one paranemic cohesion crossover), as well as compositions and methods of use thereof. In certain embodiments, such RNA nanostructures are immuno-modulatory (e.g., immuno-stimulatory).

Abstract: A lens module relieved against the build-up of working heat and any condensation by allowing the release of same comprises a circuit board, a support base, and an optical filter. The support base is fixed on a first surface of the circuit board. The support base defines a through hole configured to receive the optical filter. The support base further defines at least one gas pressure relieving structure. The optical filter and the circuit board seal opposite sides of the support base to form a receiving space. The gas pressure relieving structure allows communication between the receiving space and the exterior such that heat generated in the receiving space is transported out. The lens module is dustproof, waterproof, and can breathe. An electronic device including the lens module is also disclosed.

Abstract: A method and a device for transaction clearing are used to increase clearing flexibility and reduce server load pressure. The method includes receiving first clearing requests transmitted by a quantity N of terminals, where N>1 (201); according to the first clearing requests, acquiring transaction data of the quantity N of terminals from a database (202); initializing a cache queue, and loading the transaction data into the cache queue (203); reading the transaction data in the cache queue, and performing a clearing process on the transaction data (204); and writing a clearing result into the database and feeding back the terminals with an execution result of the first clearing requests (205).

Abstract: Described herein are immuno-stimulatory RNA nanostructures (which comprises a single-stranded RNA (ssRNA) molecule, wherein the ssRNA molecule forms at least one paranemic cohesion crossover), as well as compositions and methods of use thereof.

Abstract: An uplink transmission method and a base station are provided The method includes: determining, by the base station, a time length of a single transmission time interval t and a time delay correction value k corresponding to a service type; sending uplink grant signaling to a terminal, and indicating uplink transmission information of uplink data in the uplink grant signaling; informing the terminal of duration information of the single transmission time interval t, information of the time delay correction value k and the uplink transmission information; receiving the uplink data transmitted by the terminal according to the duration information of the single transmission time interval t, the information of the time delay correction value k and the uplink transmission information, to implement an uplink transmission. The technical solution is beneficial for the base station to adjust the uplink scheduling delay, to satisfy the diversified requirements in the future 5G services.

Abstract: This application discloses a mirrored memory configuration method and apparatus, and a computer storage medium, and belongs to the field of information processing technologies. The method includes the following: After a computer apparatus is started, if the computer apparatus is currently in an OS state and obtains a mirrored memory establishment request, the computer apparatus may switch from the OS state to a BIOS state through system interruption. Then the computer apparatus configures a mirroring relationship in the BIOS state, and switches to the OS state again after configuring the mirroring relationship, to reconfigure a mirrored memory.

Abstract: A method for calculating physiological parameters includes: selecting a section of time domain signal corresponding to at least one signal of red light and infrared light obtained by sampling, and performing a conversion from time domain to frequency domain to obtain a corresponding frequency domain signal; selecting all rational frequency spectrum peak information, calculating energy information of selected reasonable frequency spectrum peaks, and forming a frequency spectrum peak energy ratio sequence; constructing a stability coefficient according to the frequency spectrum peak energy ratio sequence, and if the stability coefficient is low, constructing a compensation coefficient by using the frequency spectrum peak energy ratio sequence; and compensating for at least one of the time domain signal and the frequency domain signal by using the compensation coefficient, and calculating based on at least one of the compensated time domain signal and the frequency domain signal to obtain the physiological param

Abstract: The present disclosure relates to a composition that includes a first layer that includes a perovskite defined by ABX3 and a second layer that includes a perovskite-like material defined by at least one of A?2B?X?4, A?3B?2X?9, A?B?X?4, A?2B?X?6, and/or A?2AB?2X?7, where the first layer is adjacent to the second layer, A is a first cation, B is a second cation, X is a first anion, A? is a third cation, B? is a fourth cation, X? is a second anion, and A? is different than A.

Abstract: A voice coil motor strongly attached to the base of a camera module comprises the base and a casing. The casing and the base are interlocked with each other. The casing is a hollow structure. The casing comprises a top surface and a side wall surrounding the top surface. The side wall and the base are engaged with each other. The side wall is extended in parts to form at least one extending leg. The extending leg extends to a side of the base away from the top surface and is bent toward the base.

Abstract: A liquid reactivity detection device and method. The liquid reactivity detection device includes: a breathing signal acquisition module, a hemodynamic signal acquisition module and a liquid reactivity detection module. The breathing signal acquisition module and the hemodynamic signal acquisition module work in cases where the subject is in any one of the following breathing modes: a spontaneous breathing mode, a spontaneous breathing combined with mechanical ventilation mode, and a mechanical ventilation mode. The hemodynamic signal acquisition module is configured to acquire at least one hemodynamic signal of the subject. The breathing signal acquisition module is configured to acquire at least one breathing signal of the subject. The liquid reactivity detection module is configured to determine the liquid reactivity of the subject according to the breathing signal and the hemodynamic signal.

Abstract: A periscope-type zooming camera module which requires no voice-coil unit includes a light steering device, a lens unit, a light sensing assembly, and a zooming assembly. The light steering device changes transmission direction of light. The lens unit is arranged to receive light from the light steering device; and the light sensing assembly is arranged to receive light from the lens unit. The zooming assembly merely requires different levels of voltage to zoom in and out, adjusting focal length of the lens unit.

Abstract: A resource allocation method is provided, the method includes: receives a resource scheduling request by a first side unit (RSU) sent from a first vehicle to everything (V2X) communication group which comprises vehicles in a same driving direction; allocating communication resources for the first V2X communication group. A road side unit is also provided. By utilizing embodiments of the present disclosure, rationality of resource allocation can be improved, qualities of vehicle communication links and channels in the communication group is stable and a performance of vehicle networking can be fully realized.

Abstract: A grayscale compensation method and apparatus are provided. The grayscale compensation method includes: performing a grayscale compensation data detection on a display panel to obtain a first grayscale compensation data; preforming a grayscale compensation data detection on a backlight module to obtain a second grayscale compensation data; performing a data fusion on the first grayscale compensation data and the second grayscale compensation data to obtain a third grayscale compensation data; and performing a grayscale compensation on the display panel according to the third grayscale compensation data. By calculating the grayscale compensation data of the display panel and the backlight module at the same time, display brightness of the display panel is more uniform. Moreover, before the data fusion, the first and second grayscale compensation data may be reduced in resolution, the data amount of fusion calculation is less and the calculation time and storage space are saved.

Abstract: A grayscale compensation method and apparatus are provided. The grayscale compensation method includes: performing a grayscale compensation data detection on a display panel to obtain a first grayscale compensation data; preforming a grayscale compensation data detection on a backlight module to obtain a second grayscale compensation data; performing a data fusion on the first grayscale compensation data and the second grayscale compensation data to obtain a third grayscale compensation data; and performing a grayscale compensation on the display panel according to the third grayscale compensation data. By calculating the grayscale compensation data of the display panel and the backlight module at the same time, display brightness of the display panel is more uniform. Moreover, before the data fusion, the first and second grayscale compensation data may be reduced in resolution, the data amount of fusion calculation is less and the calculation time and storage space are saved.

Abstract: A lens module includes a lens holder and a lens. The lens holder comprises a through-hole. The lens holder comprises an inner wall surrounding to define the through-hole. A first thread is formed on the inner wall. A second thread is formed on an outer sidewall of the lens. The first thread cooperates with the second thread to fix the lens on the lens holder. At least one first slot is defined on the outer sidewall of the lens and around a periphery of the lens, and a seal ring is received in each first slot. At least one second slot is defined on the outer sidewall of the lens along a direction of an optic axis of the lens. Each second slot passes through each first slot to form a receiving space. The disclosure also provides an electronic device having the lens module.

Abstract: A lens module includes a lens assembly and a lens barrel assembly receiving the lens assembly. The lens barrel assembly includes a lens holder and a lens barrel provided on the lens holder. A light transmission hole is defined passing through the lens holder and the lens barrel. The lens assembly is received in the light transmission hole. A center of the lens barrel is offset from a center of the lens holder.

Abstract: The invention provides a thin film deposition system and a method, and relates to the field of thin film deposition. The deposition method comprises the following steps: 1) heating metal substrate; carrying out deposition. The method is characterized in the step 1) that a current is conducted into the metal substrate at one end of the growth zone by one electrode, and out of the metal substrate at the other end of the growth zone by the other electrode, so that the metal substrate is heated by the heat emitting of the resistant of the metal substrate itself. According to the method, the quality of the prepared thin film is improved, while the preparation cost of the thin film is reduced. In addition, the consistent double-sided thin films can be easily prepared on two surfaces of the metal substrate by employing the system and method.