Abstract: A dynamic random access memory is provided. The dynamic random access memory includes a plurality of memory cells arranged in a three-dimensional array. Each memory cell includes a first transistor and a second transistor. A second source region, a second channel region, and a second drain region are disposed in a first via along a first direction. A second gate is disposed in the first via. A first gate of the second transistor is disposed in a first notch. One of a first source and a first drain that is not electrically connected to the first gate is disposed in a second via. A first source region, a first channel region, and a first drain region are spaced apart along a third direction in a second notch.

Abstract: Embodiments of the present specification provide a method and a device for processing a video signal for intra prediction. A method for decoding a video signal according an embodiment of the present disclosure includes: obtaining intra prediction information of a current block to which the intra prediction is applied, in which the intra prediction information includes a first flag indicating a predetermined first mode; determining an intra prediction mode of the current block based on the intra prediction information, wherein when the first flag corresponds to a first value, the first mode is determined as the intra prediction mode and when the first flag corresponds to a second value, one of a plurality of candidate modes is determined as the intra prediction mode; and generating a prediction sample of the current block based on the intra prediction mode and a reference sample in a current picture.

Abstract: Methods are disclosed for fabricating molds for forming eyepieces having waveguides with integrated spacers. The molds are formed by etching deep holes (e.g., 5 ?m to 1000 ?m deep) into a substrate using a wet etch or dry etch. The etch masks for defining the holes may be formed with a thick metal layer and/or multiple layers of different metals. A resist layer may be disposed over the etch mask. The resist layer may be patterned to form a pattern of holes, the pattern may be transferred to the etch mask, and the etch mask may be used to transfer the pattern into the underlying substrate. The patterned substrate may be utilized as a mold onto which a flowable polymer may be introduced and allowed to harden. Hardened polymer in the holes may form integrated spacers. The hardened polymer may be removed from the mold to form a waveguide with integrated spacers.

Abstract: In some embodiments, a head-mounted, near-eye display system comprises a stack of waveguides having integral spacers separating the waveguides. The waveguides may each include diffractive optical elements that are formed simultaneously with the spacers by imprinting. The spacers are disposed on one major surface of each of the waveguides and indentations are provided on an opposite major surface of each of the waveguides. The indentations are sized and positioned to align with the spacers, thereby forming a self-aligned stack of waveguides. Tops of the spacers may be provided with light scattering features, anti-reflective coatings, and/or light absorbing adhesive to prevent light leakage between the waveguides. As seen in a top-down view, the spacers may be elongated along the same axis as the diffractive optical elements. The waveguides may include structures (e.g.

Abstract: A near-eye display system includes a stack of waveguides having pillars in a central, active portion of the waveguides. The active portion may include light outcoupling optical elements configured to outcouple image light from the waveguides towards the eye of a viewer. The pillars extend between and separate neighboring ones of the waveguides. The light outcoupling optical elements may include diffractive optical elements that are formed simultaneously with the pillars, for example, by imprinting or casting. The pillars are disposed on one or more major surfaces of each of the waveguides. The pillars may define a distance between two adjacent waveguides of the stack of waveguides. The pillars may be bonded to adjacent waveguides may be using one or more of the systems, methods, or devices herein. The bonding provides a high level of thermal stability to the waveguide stack, to resist deformation as temperatures change.

Abstract: Disclosed in the present disclosure is a manufacturing method for a transistor device. The method comprises: providing a substrate; sequentially forming on one side of the substrate a first electrode layer, a first insulating layer and a second electrode layer; forming a via hole that penetrates the first electrode layer and the first insulating layer, wherein the bottom of the via hole extends to the second electrode layer; and sequentially forming on a side face of the via hole a semiconductor layer, a gate insulating layer and a gate electrode. One or more embodiments of the present invention help to manufacture a transistor device having good grid-control capability, and the manufactured device can better realize scaling, which is beneficial to a large-scale array.

Abstract: Provided in the present disclosure are an antibody against G-protein-coupled receptor C5 family subtype D (GPRC5D), and the use thereof. Specifically, disclosed in the present application are a nanobody or an antigen-binding fragment thereof that specifically binds to GPRC5D, a nucleic acid encoding same, an expression vector and an expression cell thereof, a preparation method therefor, a pharmaceutical composition thereof, and the use thereof in the preparation of a pharmaceutical composition for treating diseases, for example, the use thereof in treating tumors. Compared with full-length antibodies, the nanobody provided in the present disclosure can bind more effectively to the target protein GPRC5D against which it is difficult to develop an antibody. The present disclosure has great significance for the development of a therapeutic drug and detection reagent for the GPRC5D antibody.

Abstract: A video decoding method performed by a decoding apparatus according to the present disclosure includes deriving one of a plurality of cross-component linear model (CCLM) prediction mode as a CCLM prediction mode of the current chroma block, deriving a sample number of neighboring chroma samples of the current chroma block based on the CCLM prediction mode of the current chroma block, a size of the current chroma block, and a specific value; deriving the neighboring chroma samples of the sample number, calculating CCLM parameters based on the neighboring chroma samples and the down sampled neighboring luma samples, deriving prediction samples for the current chroma block based on the CCLM parameters and the down sampled luma samples and generating reconstructed samples for the current chroma block based on the prediction samples, wherein the specific value is derived as 2.

Abstract: An image decoding method performed by a decoding device according to the present document comprises the steps of: obtaining reference line index information and prediction information for a current block; determining an intra prediction mode of the current block on the basis of the prediction information; deriving a reference sample of the current block on the basis of the intra prediction mode and the reference line index information; and generating a prediction sample of the current block on the basis of the reference sample, wherein the intra prediction mode includes a non-directional intra prediction mode, and the reference sample is derived from among surrounding samples of the current block on the basis of the non-directional intra prediction mode and the reference line index information.

Abstract: The present disclosure discloses a probiotic with efficacy in improving vaginitis, a compound microecological preparation, and an application thereof, the probiotic is characterized by comprising at least one of the following strains: Lactiplantibacillus plantarum 22-9 strain with a deposit number CGMCC No. 33867, Lactiplantibacillus plantarum XA-9 strain with a deposit number CGMCC No. 33868, and Lactiplantibacillus pentosus strain B-1-35 with a deposit number CGMCC No. 33870, the probiotic compound microecological preparation is prepared by inoculating a lactic acid bacteria starter culture, which is obtained by mixing Lactiplantibacillus plantarum 22-9, Lactiplantibacillus plantarum XA-9, and Lactiplantibacillus pentosus strain B-1-35 cultures in a volume ratio of 2:1:3, into a fermentation medium at an inoculation volume of 1-5%, the preparation has the advantages of increasing the content of lactic acid bacteria in the vagina, reducing the content of pathogenic bacteria.

Abstract: The present disclosure discloses a probiotic strain with efficacy in improving depression-like symptoms, a microecological preparation and uses thereof. The probiotic strain is Limosilactobacillus fermentum PC17, which has been deposited under the culture collection number CGMCC No. 33866, the active ingredient of the lactic acid bacteria microecological preparation comprise Limosilactobacillus fermentum PC17. The microecological preparation is prepared by inoculating Limosilactobacillus fermentum PC17 into a fermentation medium at 1-5% (v/v) to obtain a probiotic microecological preparation. The preparation can be used for the manufacture of antidepressant drugs. The advantages include: promoting the secretion of 5-HT and 5-HTP by RIN14B cells, reducing serum levels of IL-1?, IL-6, TNF-?, CORT, and ACTH, and increasing serum levels of GABA and BDNF. Furthermore, the depression-like behaviors in a CUMS-induced depression-like mouse model are significantly ameliorated.

Abstract: Color-selective waveguides, methods for fabricating color-selective waveguides, and augmented reality (AR)/mixed reality (MR) applications including color-selective waveguides are described. The color-selective waveguides can advantageously reduce or block stray light entering a waveguide (e.g., red, green, or blue waveguide), thereby reducing or eliminating back-reflection or back-scattering into the eyepiece.

Abstract: Eyepieces and methods of fabricating the eyepieces are disclosed. In some embodiments, the eyepiece comprises a curved cover layer and a waveguide layer for propagating light. In some embodiments, the curved cover layer comprises an antireflective feature.

Abstract: The present disclosure discloses a control method of a rigid-flexible integrated aerial contact operation robot.

Abstract: Disclosed in the present disclosure are a semiconductor structure and a memory. The semiconductor structure comprises a first transistor. In the first transistor, a first semiconductor channel is arranged around the outer side of a first gate electrode; a first source drain electrode is arranged around a first end of the first gate electrode and is located outside of the first semiconductor channel; and a second source drain electrode is arranged around a second end of the first gate electrode and is located outside of the first semiconductor channel.

Abstract: The present application belongs to the technical field of POS machines, and particularly relates to a communication method for dual CPUs in a POS machine, a system and a medium. The communication method comprises: a security CPU receives a target service calling request initiated by a general CPU; the security CPU controls, according to the target service calling request, a client of a remote file system to initiate to a server of the remote file system a target service execution request, so that after receiving the target service execution request, the server of the remote file system can execute a target service on a storage module of the general CPU side, and send the execution result to the client of the remote file system; and the security CPU returns the execution result received by the client of the remote file system to the general CPU.

Abstract: A spectral radiance source includes: a first integrating sphere, a second integrating sphere, an optical fiber, a hollow connecting column, a baffle, and a light source. The second integrating sphere is arranged inside the first integrating sphere and connected to the first integrating sphere via the hollow connecting column. The optical fiber is arranged within the hollow connecting column, and extends between the light source and a light entry port on the second integrating sphere. The baffle is inside the second integrating sphere and arranged between the light entry port and a second light exit port. The spectral radiance source may be used to calibrate an optical instrument.

Abstract: A memory management method and an electronic device, where the method includes: detecting a running status of a first application; and processing, when detecting that the running status of the first application is switched from a first running status to a second running status, a partial memory referenced by the first application, where the partial memory is a memory associated with a target service of the first application, and the target service is a non-critical service of the first application in the second running status.

Abstract: An image encoding/decoding method and apparatus are provided. An image decoding method performed by an image decoding apparatus may include obtaining a current block by splitting an image, determining a prediction mode of the current block, generating an intra prediction block of the current block, based on the prediction mode of the current block being an intra prediction mode, generating a residual block of the current block, and reconstructing the current block based on the prediction block and the residual block of the current block.

Abstract: A bitstream that includes visual media data is processed according to a format rule. The bitstream includes coding information for a current picture, the coding information indicating that a geometric merge mode is enabled for a coding level higher than a picture level of the current picture and a maximum number of merge candidates satisfies a condition. The format rule specifies that maximum number of geometric merge mode candidates information in the coding information indicates a maximum number of geometric merge mode merge candidates, the maximum number of geometric merge mode candidates information indicating a relation between the maximum number of geometric merge mode merge candidates and the maximum number of merge candidates. The maximum number of geometric merge mode merge candidates is determined by subtracting a value indicated by the maximum number of geometric merge mode candidates information from the maximum number of merge candidates.