Abstract: Disclosed is a county power distribution network gridding planning method and system based on a digital resource integration technology, comprising: acquiring geographic information of a county region, and conducting primary division of power supply grids; conducting secondary division of the power supply grids by using a K-means clustering algorithm; and selecting an optimal planning strategy and conducting third division of the power supply grids through a self-adaptive multi-target whale optimization algorithm. By studying the development and evolution mechanism of a county power distribution network in terms of time, space and resources, the planning and operation methods of the county power distribution network are combined to carry out resource digital integration, and conduct grid division on the county power distribution network.

Abstract: A method and a system for predicting tobacco leaf overripeness period in middle of flue-cured tobacco are provided. The method includes: obtaining dates of “topping” and “middle tobacco leaf maturity” of flue-cured tobacco to be predicted, and calculating a number of days of “topping-middle tobacco leaf maturity”; and inputting the number of days of “topping-middle tobacco leaf maturity” into a preset prediction model, outputting a number of days of “topping-middle tobacco leaf overripeness” of the flue-cured tobacco to be predicted, and predicting a date when middle tobacco leaves of the flue-cured tobacco to be predicted reach an overripeness state according to the number of days of “topping-middle tobacco leaf overripeness”, wherein a prediction model is constructed based on laws of the number of days of “topping-middle tobacco leaf maturity” and the number of days of “topping-middle tobacco leaf overripeness” of the flue-cured tobacco in a time amount.

Abstract: Semiconductor devices, fabrication methods thereof and memory systems are provided. In one aspect, a semiconductor device includes chips and a bonding dielectric layer. The chips are stacked along a thickness direction of the chips. The bonding dielectric layer is located between two adjacent ones of the chips. The bonding dielectric layer at least includes a first material and a second material, and thermal conductivity of the second material is greater than thermal conductivity of the first material.

Abstract: Disclosed is a method and system for pipeline waste gas safety treatment of smart gas based on an Internet of Things (IoT). The system comprises a smart gas government safety supervision management platform, a smart gas government safety supervision sensor network platform, a gas company management platform, a gas company sensor network platform, and a smart gas equipment object platform. The gas company management platform includes a processor and is configured to: determine, a waste gas emission standard for a pending pipeline; in response to the pending pipeline beginning to emit waste gas, obtain an instant treatment parameter of a waste gas treatment device in the pending pipeline; determine an expected treatment parameter corresponding to a preset future time point; and generate an adjustment instruction to control the smart gas equipment object platform to adjust a treatment parameter of the waste gas treatment device based on the adjustment instruction.

Abstract: Aspects of the present disclosure configure a memory sub-system controller to perform a low-stress refresh erase (LSRE) in response to NAND detect empty page (NDEP) operations. The controller performs a first type of erase operation on a portion of a set of memory components. The controller performs a set of memory operations for detecting an empty page in the portion of the set of memory components. The controller, in response to determining that the set of memory operations for detecting the empty page in the portion of the set of memory components has failed, performs a second type of erase operation on the portion of the set of memory components.

Abstract: A plurality of cable modems (CMs) serviced by a cable management termination system (CMTS) are identified, each of the CMs being associated with a particular bandwidth service tier of a plurality of bandwidth service tiers. The plurality of CMs are grouped into a quantity of groups of CMs based on the bandwidth service tier with which each CM is associated. A CM orthogonal frequency division multiplexing (OFDM) profile is generated for each respective CM in each group of CMs. A plurality of group OFDM profiles are generated. Each respective group OFDM profile is generated based on the CM OFDM profiles of the CMs in a respective group of CMs and, for each subcarrier of a plurality of subcarriers, a quadrature amplitude modulation (QAM) order is identified.

Abstract: An electrophoretic display with charge balance enhancing circuit includes a control substrate, a charge balance substrate, a charge balance electrode, a display layer arranged on one side of the control substrate, and a charge balance enhancing circuit. The electrophoretic display further includes a plurality of pixel electrodes, a plurality of capacitance electrodes and a plurality of storage capacitors. One end of the storage capacitor is the capacitance electrode. The charge balance enhancing circuit includes a charge-voltage conversion capacitor having a first terminal and a second terminal. The second electrode of the storage capacitor is electrically connected to the first terminal of the charge-voltage conversion capacitor, and the charge balance electrode is electrically connected to the second terminal of the charge-voltage conversion capacitor.

Abstract: This application discloses an energy regeneration method and apparatus, a device, a readable storage medium, and a vehicle, and pertains to the field of vehicle technologies. The method includes: determining a target regeneration intensity of a vehicle based on obtained regeneration intensity reference information of the vehicle, where the regeneration intensity reference information includes driving configuration information of the vehicle and a road surface adhesion capability of a road on which the vehicle is located; and determining a target regeneration torque of the vehicle based on the target regeneration intensity, and performing energy regeneration based on the target regeneration torque. The driving configuration information can reflect personalized selection of a user, and the road surface adhesion capability can reflect an actual driving environment.

Abstract: Provided are a method and system for improving homomorphic encryption performance based on a trusted execution environment (TEE) which includes: acquiring a computing task; decomposing the computing task into a group of subtasks according to a computing function list in the computing task; decomposing the subtasks in turn according to a list of provided basic homomorphic encryption operators (LoHEO) to obtain a suboperation set; labeling a suboperation as a “linear operation” or a “nonlinear operation” according to whether the suboperation can be directly implemented using an element in the LoHEO; processing each suboperation in turn: for a suboperation labeled as the linear operation, determining a homomorphic computing scheme according to a suboperation task, acquiring and using encrypted computing data for homomorphic encryption computing; for a suboperation labeled as the nonlinear operation, completing plaintext computing in a TEE; and returning an encrypted computing result to a user side.

Abstract: The present application provides a signal transmission method based on random unitary coding modulation and cross-domain iterative detection, including random unitary coding modulation at a signal transmitting end and cross-domain iterative detection at a receiving end. The random unitary coding modulation includes random unitary modulation or random unitary precoding, utilizing random unitary transformations to ensure that an equivalent channel matrix satisfies the correct right unitary invariance assumption. The cross-domain iterative detection includes using a cross-domain iterative receiver to receive a signal obtained after the random unitary coding modulation. The random unitary coding modulation ensures that general OAMP/VAMP, UAMP, and MAMP-type receivers achieve Bayesian optimal performance. The cross-domain iterative detection allows, through cross-domain detection, the receiver to utilize ultra-sparse time-domain channels, including low-complexity MAMP, OAMP/VAMP, and UAMP-type receivers.

Abstract: An acoustic device is provided, including: a diaphragm; a housing configured to accommodate the diaphragm and form a first acoustic cavity and a second acoustic cavity corresponding to a front side and a rear side of the diaphragm. The diaphragm radiates sound into the first acoustic cavity and the second acoustic cavity, and the sound in the first acoustic cavity and the sound in the second acoustic cavity are guided out through a first acoustic hole coupled to the first acoustic cavity and a second acoustic hole coupled to the second acoustic cavity; a sound absorbing structure coupled to the second acoustic cavity and is configured to absorb the sound transmitted from the second acoustic cavity to the second acoustic hole in a target frequency range, the acoustic structure including a microperforated plate and a cavity, the microperforated plate including through holes.

Abstract: Example embodiments of the present disclosure relate to devices, methods, apparatuses and computer readable storage media for activation of multiple SCells. In example embodiments, a terminal device receives, from a network device, an instruction to activate a plurality of secondary cells including a physical uplink control channel, PUCCH, secondary cell. The PUCCH secondary cell is configured with a PUCCH. Then, the terminal device determines, from within the plurality of secondary cells, one or more secondary cells associated with a primary cell and one or more secondary cells associated with the PUCCH secondary cell. Moreover, the terminal device prioritizes activation of the one or more secondary cells associated with the primary cell over activation of the one or more secondary cells associated with the PUCCH secondary cell.

Abstract: Embodiments of the present disclosure relate to methods and apparatuses for frequency domain resource assignment on multiple carriers scheduled by a single DCI. According to some embodiments of the disclosure, a UE may: determine a payload size of a DCI format, wherein the DCI format schedules a first plurality of carriers of a second plurality of carriers, wherein the second plurality of carriers is configured by a BS; receive, from the BS, the DCI format according to the determined payload size, wherein the first plurality of carriers is indicated by a first indicator of the DCI format or is configured by the BS; determine RBs assigned on the first plurality of carriers based on the DCI format; and receive downlink transmissions on the assigned RBs in the case that the DCI format schedules the downlink transmissions, or transmit uplink transmissions on the assigned RBs in the case that the DCI format schedules the uplink transmissions.

Abstract: Provided in the embodiments of the present description are a homomorphic encryption operation method and apparatus, and an electronic device. The homomorphic encryption operation method comprises: determining a homomorphic encryption operation which is to be executed on specified service data, and obtaining a base parameter and an exponent parameter of an exponentiation operation included in the homomorphic encryption operation; according to the exponent parameter, querying an exponentiation operation result cache table corresponding to the base parameter so as to obtain a result of the exponentiation operation; and according to the result of the exponentiation operation, completing the homomorphic encryption operation.

Abstract: A processing method for improving a glucose absorption capacity of sea rice puffing powder and use of the sea rice puffing powder are disclosed. The processing method includes the following steps: mixing high-temperature resistant ?-amylase with sea rice bran to obtain a mixture; and adding water to the mixture to adjust a content of water, and then performing steam explosion processing on the mixture after being adjusted the content of water. The processing method provided by the present disclosure can solve the problems of dense dietary fiber structure and poor glucose absorption capacity of sea rice, and provides theoretical basis and technical guidance for developing sea rice into special nutritious food for people with hyperglycemia or diabetes.

Abstract: An internal and external coupling shear resistance locking control system and monitoring method of tunnel surrounding rocks, comprises an internal shear resistance and monitoring system of tunnel surrounding rocks, an external shear resistance and monitoring system of tunnel surrounding rocks, a relative shear displacement monitoring system of the tunnel walls and the roof and floor layers, and an anchor agent installation system; holes are expanded in the anchor cable drilling holes passing through coal-rock interface areas of the coal walls and roof and floor rock layers to form shear misalignment tolerance cavities; monitoring pressure values of measuring bags and liquid discharge in the shear misalignment tolerance cavities to determine shear deformations of the shear misalignment tolerance cavities, monitoring forces on anchor cables, compensating pull rods and shear resistance steel strips, and adjusting the shear resistance of the anchor cable and steel belt through the compensation rod structure.

Abstract: The present disclosure discloses an ejector including a housing; a handle pivotally connected to the housing around a first pivot axis and having a first pivot position and a second pivot position; and a button pivotally connected to the housing around a second pivot axis and having a locking position and an unlocking position, wherein the handle is locked by the button when the button is in the locking position and the handle is in the first pivot position, wherein the first fixing element prevents the housing from moving in a first direction relative to the object and allows the housing to move in a second direction relative to the object, and the second fixing element prevents the housing from moving in the first direction and the second direction relative to the object. The ejector provided by the present disclosure is simple in structure and convenient to install.

Abstract: The disclosed and claimed subject matter relates to atomic layer deposition (ALD) of 2D MoX2 (X=S, Se or Te) utilizing one or more of MoO2Cl2 and MoO2Br2 as the Mo-precursor with alkyl-chalcogenide, alkyl-dichalcogenide, and/or dihydro-chalcogenide precursors while maintaining the process in a self-limiting-layer-synthesis growth mode or a self-limiting-layer-synthesis-like growth mode.

Abstract: An in-silicon monitoring circuit for an on-chip static RAM (SRAM) is disclosed. In one embodiment, the on-chip static RAM comprises a clock generation unit and an SRAM ring oscillator (RAMRO) output circuit. In one embodiment, the clock generation unit includes a multiplexer with inputs that include a clock signal a reset signal provided by a delay chain of the SRAM, where the multiplexer is controlled by an enable signal (RAMRO_EN). In one embodiment, the RAMRO output circuit that generates a RAMRO output signal (RAM_RO) based on the RAMRO_EN signal and an input from the delay chain of the SRAM when the RAMRO_EN signal is asserted, where the RAMRO output signal correlates to electrical characteristics of semiconductor material upon which the SRAM is located.

Abstract: One embodiment provides a graphics processor comprising a block of graphics cores and circuitry including a programmable neural network unit, the programmable neural network unit including one or more neural network hardware blocks, wherein a neural network hardware block includes circuitry to perform neural network operations and activation operations for a layer of a neural network, the programmable neural network unit addressable by cores within the block of graphics cores, wherein the programmable neural network unit is to configure one or more neural network hardware blocks with a meta-shader neural network, the meta-shader neural network to generate a texture for one of multiple types of terrain.