Abstract: A computer-implemented method performed by a device configured with a power feature aided machine learning, ML, model is provided that models a behavior of a DPD to reduce non-linear distortion of an output signal of a non-linear device. The method includes extracting a plurality of power features from an input signal destined to be input to the DPD. The method further includes labelling the extracted plurality of power features to obtain at least one labelled average power level; inputting the at least one labelled average power level to the input of the ML model to obtain an output signal from the ML model having characteristics to reduce the non-linear distortion of the output signal of the non-linear device; and providing the output signal from the ML model as an input to the non-linear device.

Abstract: There is provided mechanisms for operating a DPD for a non-linear electronic device. A method is performed by a DPD controller. The method comprises receiving an input signal destined to be input to the non-linear electronic device. The method comprises selecting a basis function that represent non-linear input-output characteristics of the non-linear electronic device. The basis function is defined by kernels of a pruned Volterra series, and comprises higher-than-order-1 polynomial terms, polynomial cross-terms, memory cross-terms, and common tap delays shared by all polynomial terms. The method comprises obtaining an output signal by subjecting the input signal to a linearization function defined by the basis function. The method comprises providing the output signal as input to the non-linear electronic device.

Abstract: A display substrate includes a first electrode layer, a pixel define layer, an organic light-emitting layer, a second electrode layer and a first encapsulation layer which are sequentially disposed away from a base substrate. The pixel define layer has a plurality of openings, at least one of which exposes the first electrode layer. The pixel define layer has a first climbing part and a second climbing part close to the edge of at least one opening, the distance from a surface of the second climbing part away from the base substrate to the base substrate is greater than the distance from a surface of the first climbing part away from the base substrate to the base substrate, and the slope angle of the first climbing part is different from that of the second climbing part.

Abstract: A light-emitting device includes a first electrode; a second electrode; N light-emitting units stacked between the first electrode and the second electrode; and a connection layer disposed between any two adjacent light-emitting units. A peak of an intrinsic spectrum of at least part of light-emitting units is in a range from 400 nm to 480 nm. A sum of peaks of intrinsic spectra of the N light-emitting units is in a range from N×400 nm to N×480 nm; N?2, and N is a positive integer. A difference between a color coordinate y value of the light-emitting device under a blue image at a preset viewing angle that is in a range from 60° to 75° and a color coordinate y value of the light-emitting device under the blue image at a viewing angle of 0° is in a range from 0 to 0.07.

Abstract: A method in an adaptive filter system is provided. The method comprises obtaining parameters for a plurality of branches of the adaptive filter system. The method further comprises computing gradient-based information for a selected one of the plurality of branches. The method further comprises updating the parameters for the plurality of branches based on the gradient-based information for the selected branch. An adaptive filter system is also provided.

Abstract: There is provided mechanisms for operating a digital pre-distorter for a non-linear electronic device. A method comprises receiving an input signal destined to be input to the non-linear electronic device. The method comprises selecting, for basis functions that represent input-output characteristics of the non-linear electronic device, a set of tap delays. The set of tap delays is selected using a block orthogonal matching pursuit algorithm. The method comprises obtaining an output signal by subjecting the input signal to a linearization function defined by the basis functions with the selected set of tap delays. The method comprises providing the output signal as input to the non-linear electronic device.

Abstract: A display substrate includes a first electrode layer, a pixel define layer, an organic light-emitting layer, a second electrode layer and a first encapsulation layer which are sequentially disposed away from an base substrate. The pixel define layer has a plurality of openings, at least one of which exposes the first electrode layer. The pixel define layer has a first climbing part and a second climbing part close to the edge of at least one opening, the distance from a surface of the second climbing part away from the base substrate to the base substrate is greater than the distance from a surface of the first climbing part away from the base substrate to the base substrate, and the slope angle of the first climbing part is different from that of the second climbing part.

Abstract: The present disclosure provides a display panel, and belongs to the technical field of display. The display panel in the present application includes a base substrate and a plurality of pixel units on the base substrate. Each of the pixel units includes a plurality of light-emitting units emitting light in different colors. Each of the the plurality of light-emitting unit includes a first electrode, an organic functional layer and a second electrode stacked sequentially along a direction away from the base substrate. Among the plurality of light-emitting units emitting light in different colors in each pixel unit, the second electrode of the light-emitting unit emitting light with a shortest wavelength has a smallest thickness along a direction perpendicular to the base substrate.

Abstract: The present invention relates to the technical field of active substance development, and especially relates to the use of Fructus lycii glucopeptide. In the present invention, the protection effect of the Fructus lycii glucopeptide on Parkinson-like dyskinesia is studied by means of using a Parkinson's disease animal model as a study object. The result shows that the Fructus lycii glucopeptide can improve the Parkinson-like dyskinesia of the model animal.

Abstract: The present invention relates to a method, device and storage medium for sequencing and managing rail transit line resources. The method includes the following steps: step S101: analyzing a trackside line loop deadlock scenario and establishing a static deadlock prevention policy; step S102: reasonably making an operation plan to avoid resource deadlock loop wait; step S103: applying for all required resources for each train at a time; step S104: establishing an operation task order verification mechanism; and step S105: monitoring and executing an operation task. Compared with the prior art, the present invention can reduce the idle time of the line resources, improve the utilization rate of the line resources, and avoid the problems of operation deadlock and the mismatch between an actual train operation task and the operation plan.

Abstract: A display panel and a display apparatus. The display panel comprises at least one repeat region (10), wherein the repeat region (10) comprises n pixel regions (21, 22, 23, 24), n being a natural number greater than or equal to 3; the pixel region (21, 22, 23, 24) at least comprises a first sub-pixel region (31); the first sub-pixel region (31) has a first central axis (60); and in a repeat region (10), an included angle formed between first central axes (60) of first sub-pixel regions (31) in adjacent pixel regions (21, 22, 23, 24) is 360 degrees/n.

Abstract: A display panel includes: a substrate; a driving layer, arranged on one side of the substrate and including multiple circuit units distributed in an array, multiple row wiring harnesses, and multiple column wiring harnesses; where the circuit unit includes multiple pixel circuits; the row wiring harness includes multiple row wirings distributed at intervals along a column direction, the column wiring harness includes multiple column wirings distributed at intervals along a row direction; orthographic projections of the row wiring harnesses and the column wiring harnesses on the substrate cross and separate multiple transparent regions, and a region of the driving layer corresponding to the transparent region is a transparent structure; and a light emitting layer, arranged on a surface of the driving layer away from the substrate, and including multiple device units distributed in an array; where the device units correspond to the transparent regions.

Abstract: A display panel comprises: a base substrate; a display function layer, comprising multiple light-emitting elements; a light-exit angle limiting layer, comprising a first light-blocking region and multiple first light-exit regions corresponding to multiple light-emitting elements on a one-to-one basis, an orthographic projection of each first light-exit region on the base substrate overlapping with an orthographic projection of a corresponding light-emitting element on the base substrate; a dimming function layer, comprising multiple dimming structures corresponding to multiple light-emitting elements on a one-to-one basis, an orthographic projection of each dimming structure on the base substrate not overlapping with an orthographic projection of a corresponding light-emitting element on the base substrate, the dimming structure being configured to change a direction of propagation of part of the light that is emitted by the corresponding light-emitting element and directed toward the first light-blocking reg

Abstract: A reciprocating saw includes a housing; a motor, disposed in a housing accommodating space and having a winding extending along a first straight direction; a first transmission wheel connected to the motor; and an input shaft driven by the motor to carry out reciprocating motion. The first transmission wheel is fixed in the accommodating space along a support shaft extending along a second straight direction, and is driven by the motor to rotate about a second straight line; the winding includes a first end and a second end along the first straight direction, a first plane perpendicular to the first straight line passes through a first end face of the first end and a second end perpendicular to the first straight line passes through a second end face of the second end; the first plane is parallel with the second plane, and the winding is located between the first plane and the second plane; at least part of the support shaft is located between the first plane and the second plane.

Abstract: A hand-held band saw includes a band saw body and an supporting device. The supporting device includes a fixing member, a slider, a supporting member, and a connection assembly. The fixing member is fixedly connected to the band saw body, the slider is slidably connected to the fixing member, the supporting member supports a workpiece and is connected to the slider, and the connection assembly connectes the slider and the supporting member. When the slider moves, the connection assembly is capable of enabling the supporting member to move along with the slider. The connection assembly comprises a buffer member mounted between the slider and the supporting member.

Abstract: A hand-held band saw includes a band saw body and an supporting device. The supporting device includes a fixing member, a slider, a supporting member, and a connection assembly. The fixing member is fixedly connected to the band saw body, the slider is slidably connected to the fixing member, the supporting member supports a workpiece and is connected to the slider, and the connection assembly connectes the slider and the supporting member. When the slider moves, the connection assembly is capable of enabling the supporting member to move along with the slider. The connection assembly comprises a buffer member mounted between the slider and the supporting member.

Abstract: Systems and methods are provided for vehicular assisted hierarchical federated learning using a vehicle-to-edge server association scheme that reduces statistical heterogeneity in hierarchical federated learning networks. According to some embodiments, the methods and systems comprise obtaining system conditions of a vehicle based on joining a hierarchical federated learning network, exchanging data between the vehicle and edge servers of the hierarchical federated learning network according to a vehicle-to-edge server association protocol that is based on the vehicular system conditions, and identifying a model for the vehicle from models hosted on the edge servers. Embodiments disclosed herein also include at least one of: training the identified model at the vehicle to produce a locally trained model, and applying data acquired by the vehicle to the identified model to perform a task.

Abstract: Provided are a light-emitting device and a manufacturing method thereof, a display panel and a display device. The light-emitting device includes a plurality of light-emitting units including a first, a second, and a third light-emitting unit. Each light-emitting unit includes a micro-cavity structure including an anode, a hole transport layer, a functional layer, and a cathode. The functional layer of the first light-emitting unit includes a first light-emitting layer, a first buffer layer between the first light-emitting layer and the hole transport layer of the first light-emitting unit, and a second buffer layer between the first buffer layer and the first light-emitting layer. The material of the second buffer layer is different from that of the first buffer layer, the second buffer layer has a physical thickness less than or equal to 30 nanometers and an optical thickness less than or equal to 60 nanometers.

Abstract: A light emitting substrate includes: a first base substrate, a plurality of light emitting devices located on the first base substrate, wherein the light emitting devices include a first light emitting device, a second light emitting device and a third light emitting device, each of the light emitting devices includes a first electrode layer, a light emitting functional layer and a second electrode layer which are stacked, the light emitting functional layer includes an emitting layer including a first emitting layer in the first light emitting device, a second emitting layer in the second light emitting device and a third emitting layer in the third light emitting device; the material of the first emitting layer is different from the material of the second emitting layer, and the material of the first emitting layer is different from the material of the third emitting layer.

Abstract: The present disclosure provides an organic electroluminescent device and a manufacturing method thereof. The organic electroluminescent device includes an anode, an electron transport layer and a cathode. The material of the electron transport layer includes a mixture of a first electron transport material and a second electron transport material, the lowest unoccupied molecular orbital energy level of the first electron transport material is higher than that of the second electron transport material, and the ratio of the first electron transport material to the second electron transport material first decreases and then increases in the direction from the cathode to the anode.