Abstract: Methods and apparatus for random access in multicarrier wireless communications are disclosed. Methods and apparatus are provided for physical random access channel (PRACH) resource signaling, PRACH resource handling, preamble and PRACH resource selection, random access response (RAR) reception, preamble retransmission, and transmission and reception of subsequent messages. A method for maintaining an allowed multicarrier uplink (UL) random access channel (RACH) configuration set by adding an UL carrier to the allowed RACH configuration set provided that a triggering event occurs and performing a random access (RA) procedure using the allowed RACH configuration set. A method for sending data in multicarrier wireless communications by determining a set of available UL carriers and selecting an UL carrier from the set of available UL carriers.

Abstract: Double-coated high-nickel lithium-ion cathode material, including a cathode material substrate, a first coating layer coated on a surface of the cathode material substrate, and a second coating layer coated on a surface of the first coating layer; wherein the first coating layer and the second coating layer are prepared by successively coating the cathode material substrate with a metal oxide and a boron-containing compound. The high-nickel cathode material for lithium-ion batteries of the present invention has a stable structure and interface, is relatively stable in the air, and is convenient for large-scale production. The prepared battery has low gas production and high safety.

Abstract: A method including: obtaining a detected representation of radiation redirected by each of a plurality of structures from a substrate additionally having a device pattern thereon, wherein each structure has an intentional different physical configuration of the respective structure than the respective nominal physical configuration of the respective structure, wherein each structure has geometric symmetry at the respective nominal physical configuration, wherein the intentional different physical configuration of the structure causes an asymmetric optical characteristic distribution and wherein a patterning process parameter measures change in the physical configuration; and determining a value, based on the detected representations and based on the intentional different physical configurations, to setup, monitor or correct a measurement recipe for determining the patterning process parameter.

Abstract: A conductive layer, comprising a first TCO layer, a second TCO layer, a third TCO layer and a fourth TCO layer which are stacked. The first TCO layer is prepared in a first atmosphere, and the first atmosphere is a mixed gas of argon and hydrogen; the second TCO layer is prepared in a second atmosphere, the second atmosphere is a mixed gas of argon, hydrogen, and oxygen, a partial pressure gradient of hydrogen is reduced, and a partial pressure gradient of oxygen is increased; the third TCO layer is prepared in a third atmosphere, and the third atmosphere is a mixed gas of argon and oxygen; the fourth TCO layer is prepared in a fourth atmosphere, the fourth atmosphere is a mixed gas of argon and oxygen, and a partial pressure gradient of oxygen is decreased.

Abstract: A wear diagnosis system and method for a floating tile of an oil receiver based on industrial Internet are provided and includes the following. The plurality of vibration sensors are installed on the oil receiver of a hydroturbine, the vibration sensors are configured for collecting vibration data of the oil receiver. The plurality of swing sensors are installed on the oil receiver of the hydroturbine, and the swing sensors are configured for collecting swing data of the oil receiver. The monitoring subsystem is configured for collecting start-stop information of an oil pump of an oil collecting device of the hydroturbine, an oil level of a hub high-level oil tank and unit load information. The test result collection subsystem is configured for collecting oiling test results of each oil tank of the hydroturbine. The diagnosis subsystem is configured to diagnose whether the floating tile of the oil receiver is worn.

Abstract: Disclosed are an image processing method and an image processing apparatus, and an electronic device using same. The image processing method includes: acquiring a first image by a first photographing unit; acquiring a second image by a second photographing unit; registering a first region in the first image and the second image to obtain a registration result, where the first region and the second image correspond to the same field of view; and fusing the first region and the second image according to the registration result to obtain a fusion image. Images acquired by photographing units with at least two different fields of view can be fused, so as to optimize image duality, display higher-definition images and solve the technical problem of poor quality of images acquired on the basis of a plurality of photographing units.

Abstract: The present invention is directed to polyethylene-based compositions suitable for packaging applications, films, and articles. The polyethylene-based composition according to embodiments disclosed herein includes a polyethylene composition having a first polyethylene fraction and a second polyethylene fraction as well as a calcium salt of 1,2-cyclohexanedicarbodylic acid. The polyethylene-based composition can deliver a balance of properties, including barrier properties, for packaging applications.

Abstract: A method for extracting a feature of a vibration signal, and a device analysis method and apparatus. The method includes: processing the vibration signal to obtain a derivative signal from the vibration signal (S420), the derivative signal being used for characterizing one or more characteristics of the vibration signal; extracting a feature of the vibration signal and the derivative signal respectively to obtain a first feature extraction result of the vibration signal and a second feature extraction result of the derivative signal (S430); and taking the first feature extraction result and the second feature extraction result as final feature extraction results of the vibration signal. The finally obtained feature extraction results may be used to analyze the vibration signal from different perspectives, thereby improving the universality of the feature extraction results.

Abstract: A seal structure for an in-wheel electric motor drive system. The seal structure is used for forming a seal between a first sealed portion (90s) of an output shaft and a second sealed portion (10s) of a housing. The seal structure (1) comprises a dustproof ring (11) and a seal assembly (12).

Abstract: A display device includes: a substrate; a first bank including a first sub-bank and a second sub-bank spaced apart from each other on the substrate; a first electrode on the first sub-bank; a second electrode on the second sub-bank and spaced apart from the first electrode; and a light-emitting element between the first sub-bank and the second sub-bank. Each of the first and second sub-banks has a first area having a concave curved shape in a cross section and being adjacent to the light-emitting element. The first electrode has a first section extending beyond the first sub-bank toward the light-emitting element, the second electrode has a first section extending beyond the second sub-bank toward the light-emitting element, and a width of the first section of the first electrode is different from a width of the first section of the second electrode.

Abstract: A method and a system for using machine learning technology to optimize a scheduling strategy for establishing contact with a customer are provided. The method includes: receiving a data set that relates to a customer account; analyzing the data set to determine at least one proposed schedule for an attempt to contact the customer; and generating, based on a result of the analysis, a report that includes the proposed schedule. The analysis may be performed by applying a machine learning model that is trained by using historical data that relates to interactions associated with the customer.

Abstract: A chip system integrated with MCU and electromagnetic driving includes: a power management module, a signal acquisition module, a controller processing module, an electromagnetic driving module, an audio and video output module, a temperature measurement and control module, and a GPIO module; where the power management module includes: a voltage increasing/decreasing conversion module, a charging management module, a battery protection module, and a power output module; the signal acquisition module includes: a voltage acquisition module, a current acquisition module, a temperature acquisition module, a biological signal acquisition module, and an electromagnetic driving load acquisition module; the controller processing module includes: a signal processing module, a signal transmission module, and a signal communication module; and the audio and video output module includes: a voice playing module, an LED module, and an LCD module.

Abstract: Embodiments of the present disclosure provide a displacement device, comprising a plate model, a cylinder, a circulation component, a confining pressure pump, a displacement component, an acoustic detection component, and a pipeline component. The plate model includes a model cavity and a rock plate disposed in the model cavity, and the rock plate is provided with a sealing member on a surface. The sealing member is provided with an electrode sheet, and acoustic waves generated by the acoustic detection component pass through the rock plate and are received by an acoustic reception assembly. The confining pressure pump applies a confining pressure on the plate model. The pipeline component includes an inner pipeline and an outer pipeline, and a fluid is provided between the outer and the inner pipelines. Cables of the acoustic detection component are provided inside the inner pipeline and are connected to the outside through the inner pipeline.

Abstract: A method for a storage system to process input and output operations. The method includes receiving writes over time to an address at a base virtual volume, storing each of the writes in a physical storage at a new location that is without existing data, tagging each stored write with a different generation number to distinguish between different versions of data written to the address at the base virtual volume, receiving a read of the address at the base virtual volume, and, in response to the read of the address at the base virtual volume, returning one of the stored writes that is tagged with a newer generation number than a remainder of the stored writes.

Abstract: This disclosure discloses a quantum dot light emitting diode and a manufacturing method thereof. The quantum dot light emitting diode includes an anode and a cathode disposed opposite to each other, a quantum dot light-emitting layer disposed between the anode and the cathode, and an electronic functional layer disposed between the quantum dot light-emitting layer and the cathode; a surface of the cathode facing away from the anode is treated with an active material, or a buffer layer is provided on the surface of the cathode facing away from the anode, and material of the buffer layer contains an active material; in this case the active material is selected from at least one of an organic hydrocarbon having at least one hydrogen atom substituted with a carboxyl group, an organic ester containing a carbon-carbon double bond or a carbon-carbon triple bond or a benzene ring, and an unsaturated ketone.

Abstract: A detection method for a LiDAR includes: obtaining detection data of K detection sweeps in a detection cycle, and changing a light-emitting scheme of a laser during the (K+1)th to Nth detection sweeps in the detection cycle based on the detection data of the K detection sweeps. The detection data includes time information and intensity information, and the detection cycle includes N detection sweeps, where N and K are integers, and 1?K<N. The FOV range for an obstacle is identified through initial detection sweeps, and at least one of the transmitting-end scheme or the receiving-end scheme are changed accordingly during subsequent detection sweeps to reduce the power consumption within a FOV range where no obstacle exists and appropriately increase the energy within the sub-fields of view and time slice range where an obstacle exists, thereby improving the signal-to-noise ratio and the ranging capability.

Abstract: A mower is provided and includes: a case; a charging circuit provided in the case, and a combination of a wheel assembly and a charging interface assembly arranged on the case. The combination is electrically connected to the charging circuit. The combination includes: a wheel assembly; and a charging interface assembly electrically connected to the charging circuit. The wheel assembly and the charging interface assembly are integrated molding structure.

Abstract: The disclosure provides an OLED display substrate, a manufacturing method thereof, and a display device, wherein the OLED display substrate is provided with a display area and an edge area surrounding the display area, the OLED display substrate includes a back plate and a pixel-defining layer on the back plate, and a protrusion is provided on the back plate at the edge area of the OLED display substrate.

Abstract: A video processing method, apparatus, and device and a storage medium are provided. The method includes: monitoring an operation indication inputted by a user through a personal homepage on a social platform, the personal homepage being used for displaying personal information of the user; obtaining, when the operation indication is a shooting indication for shooting a personal status video, the personal status video; uploading the personal status video to a back-end server of the social platform; and displaying indication information of the personal status video in a personal-information display region of the personal homepage.