Abstract: The present application provides a display panel and a display device, wherein in the display panel, in a same display frame, a number of sub-pixels with a positive driving polarity and a bright display state is the same as a number of sub-pixels with a negative driving polarity and a bright display state, and a number of sub-pixels with a positive driving polarity and a dark display state is the same as a number of sub-pixels with a negative driving polarity and a dark display state, thereby alleviating the technical problems that the existing display panel cannot satisfy the user's pursuit of display quality.

Abstract: A computer-implemented method for processing blockchain-based transactions, the computer-implemented method including: receiving a target transaction initiated by a member node device in a blockchain, wherein the target transaction comprises a unique identifier of the target transaction; querying a transaction idempotent table on the block chain to determine whether the transaction idempotent table has stored a transaction idempotent record corresponding to the unique identifier of the target transaction; and in response to determining that the transaction idempotent table has not stored the transaction idempotent record corresponding to the unique identifier of the target transaction, recording the target transaction in a candidate block on the blockchain.

Abstract: The laser device includes a substrate, a laser element disposed on the substrate for emitting a laser light ray, a light guide member disposed on the substrate, and a wavelength conversion layer. The light guide member is light-transmissible and thermally conductive, and has at least one reflection surface for reflecting the laser light ray from the laser element so as to change travelling direction of the laser light ray. The wavelength conversion layer converts wavelength of the laser light ray from the light guide member to result in a laser beam, and contacts the light guide member so that heat from the wavelength conversion layer is transferred to the substrate through the light guide member.

Abstract: Embodiments of this application provide a dual-mode resonator, a filter, and a radio frequency unit. The dual-mode resonator includes a cavity and a dual-mode dielectric body coupled to an inner surface of the cavity. The dual-mode dielectric body includes a central part and four components that protrude from the central part, where the four components are disposed opposite to each other in pair and are in a cross shape. A first coupling groove and a second coupling groove are provided on the central part, where an extension direction of the first coupling groove is between two adjacent components, and an extension direction of the second coupling groove is between the other two adjacent components. The widths and/or the depths of the first and the second coupling grooves are different, and the extension direction of the first coupling groove and the extension direction of the second coupling groove are at a preset angle.

Abstract: Implementations of this specification provide a method, an apparatus, and an electronic device for improving performance of a central processing unit (CPU) comprising a plurality of CPU dies. The method includes the following: enabling threads in each CPU die of the CPU to compete for a mutex of a respective CPU die; identifying the plurality of threads that have obtained the mutexes; enabling the plurality of threads that have obtained the mutexes to compete for a spin lock of the CPU; identifying, from the plurality of threads, a target thread that has obtained the spin lock; executing a critical section corresponding to the target thread that has obtained the spin lock; and releasing the mutex and the spin lock that are obtained by the target thread.

Abstract: A method for network traffic scheduling includes determining a distribution of monitoring servers of an application server in one or more service network areas of the application server and in one or more network areas out of the one or more service network areas, in response to determining that the distribution satisfies a preset distribution condition, modifying a mapping relationship between the application server and the monitoring servers to obtain an updated mapping relationship according to the distribution, performing monitoring according to the updated mapping relationship, and modifying a service network area coverage scheme of the application server according to a result of the monitoring.

Abstract: A method and apparatus for generating a material arrangement task. The method includes: receiving a target area arrangement instruction for a target warehouse, wherein the instruction includes at least one shelf number (S101); classifying a storage space corresponding to each shelf number in the instruction into a destination storage space set or a source storage space set according to pre-stored inventory information of the target warehouse (S102); determining whether there is at least one packing case in a storage space in the source storage space set that can be moved into a storage space in the destination storage space set, and if so, generating a material arrangement task; wherein the material arrangement task includes a shelf number corresponding to a source storage space and/or a shelf number corresponding to a destination storage space (S103).

Abstract: A method includes obtaining a first preview picture collected by a camera, where an angle of view FOV of the camera is a first FOV value. The camera collects the first preview picture based on a second FOV value, and the second FOV value is less than the first FOV value. The method further includes adjusting the second FOV value to a third FOV value when it is detected that a quantity of at least one target human face in the first preview picture is greater than a first preset value, where the third FOV value is greater than the second FOV value, and the third FOV value is less than or equal to the first FOV value; and outputting an image that is photographed by the camera based on the third FOV value.

Abstract: A power switch comprises a SPDT switch having a common side and a switch side; a first isolation switch electrically connected at the common side of the SPDT switch and a second isolation switch electrically connected at the switch side of the SPDT switch; a microprocessor for detecting a current direction and controlling the conduction state of one of the first isolation switch and the second isolation switch in response to the detected current direction; and a power converter converting AC power to DC power for powering the first isolation switch, the second isolation switch and the microprocessor.

Abstract: A control method for a backlight, a control device for a backlight, a display method and a display device are disclosed. The control method for the backlight includes: generating a control signal for the backlight based on a first backlight signal and a second backlight signal, wherein the first backlight signal is different from the second backlight signal. The control method for the backlight can improve the display effect of the display device adopting the control method.

Abstract: A method and device for detecting compensation parameters of brightness, a method and device for compensating brightness, a display device, and a non-volatile storage medium are disclosed. The method for detecting compensation parameters is applied for a display panel, and the display panel includes a first region and a second region, which include first pixel units arranged and second pixel units arranged, respectively. The method includes selecting a first target region from the first region, and determining a first compensation parameter, according to brightness of the first target region, for at least part of the first pixel units in the first region to perform brightness compensation; and selecting a second target region from the second region, and determining a second compensation parameter, according to brightness of the second target region, for at least part of the second pixel units in the second region to perform brightness compensation.

Abstract: A network configuration method for an IoT device is implemented by a terminal device. The method includes receiving attribute information broadcasted by N IoT devices, N being an integer greater than 1; determining a target IoT device from the N IoT devices based on at least one of: whether the attribute information broadcasted by the N IoT devices includes a selected identifier, or a first selection instruction input by a user; establishing a first communication connection with the target IoT device; sending a query request to the target IoT device to have the target IoT device return a network list corresponding to the target IoT device; determining a target network from the network list; and sending configuration information of the target network to the target IoT device so that the target IoT device performs network configuration based on the configuration information of the target network.

Abstract: Disclosed herein are methods, systems, and apparatus, including computer programs encoded on computer storage media, for storing blockchain data. One of the methods includes determining block data and current state data associated with a current block of a blockchain; sending the current state data to one or more shared storage nodes of a blockchain network; performing error correction coding of the block data to generate encoded block data; dividing, based on one or more predetermined rules, the encoded block data into a plurality of data sets; storing, based on the one or more predetermined rules, one or more data sets of the plurality of data sets; hashing each data set of remaining data sets of the plurality of data sets to generate one or more hash values corresponding to the remaining data sets; and storing the one or more hash values and the current state data.

Abstract: A slide rail assembly includes a first rail, a second rail, a working member and a contact feature. The second rail and the first rail are movable relative to each other. The working member is mounted to a connecting part arranged on one of the first rail and the second rail. The contact feature is arranged on the other one of the first rail and the second rail. At least one space is defined between the working member and the connecting part. When the slide rail assembly is in a retracted state, the working member is configured to block the contact feature, in order to prevent the second rail from being moved from a predetermined position along one direction.

Abstract: The disclosed systems and methods are directed to monitor optical performance comprising receiving optical channel signals, wherein the optical channel signals are superimposed with pilot tone (PT) signals, operating a local oscillator (LO) including a tunable laser in a coarse scanning mode and a fine scanning mode and generate different LO signals in accordance with the mode in which the LO is being operated, combining the optical channel signals with at least one LO signal generated by the LO and generating a combined optical signal, detecting and converting the combined optical signal into an electrical signal, amplifying the electrical signal, converting the amplified electrical signal into a digital signal, processing the digital signal and extracting channel specific information included in the PT signals, computing channel power based on the channel specific information, and maintaining a management table.

Abstract: A method of producing an agricultural product for improving immunity, the agriculture product being rice, includes: (1) soaking seeds of the agricultural product in a solution containing a magnetic material and a ?-glucan; (2) before planting the seeds, applying a bottom fertilizer to a paddy field for the agricultural product, the bottom fertilizer including an organic fertilizer, the magnetic material, an oyster shell powder, the ?-glucan and an organic zinc; and (3) at tillering stage, applying a topdressing to the paddy filed, the topdressing including the ?-glucan and the organic zinc.

Abstract: A method for recovering an incomplete transaction, includes: step S1: a terminal judges whether a record matching a current transaction identifier exists in records in an incomplete transaction log; step S2: the terminal acquires data recovery data object list related data from the record matching the current transaction identifier; step S3: the terminal generates a recovery application command according to the data recovery data object list related data, sends the recovery application command to a smart card, and receives second response data returned by the smart card; and step S4: the terminal completes a transaction according to the record and data in a terminal database, and ends the procedure. The present invention prevents data in the smart card from being repeatedly processed in the incomplete transaction.