Abstract: Methods and apparatuses for are disclosed. A method comprises receiving a MAC CE indicating a PF value and a value indicating a starting position koffset in frequency domain for a SRS resource: and transmitting the SRS resource in mP contiguous resource blocks starting from k0(pi)+koffset, where mP is the largest integer that is equal to or smaller than (I), wherein mSRS,BSRS is the allocated sounding frequency band of the SRS resource configured by RRC signaling. and k0(pi) is the start position of the SRS resource determined by RRC signaling.

Abstract: A support member, a display module and a display device are provided. The support member is configured for supporting a display panel and includes: a first support plate, being a flexible plate, the first support plate includes a first deformable region defined with a plurality of openings; a first adhesive layer, arranged on a side of the first support plate; and a second support plate, bonded to the side of the first support plate through the first adhesive layer, where a rigidity of the second support plate is greater than a rigidity of the first support plate, and the second support plate includes a second deformable region fitted and fixed with the first deformable region and corresponds to the bending region of the display panel.

Abstract: Provided are a wireless communication method and a terminal device. The wireless communication method includes: a first terminal device transmits M CSI-RSs to a second terminal device in a first slot using at least one spatial domain transmission filter, wherein the M CSI-RSs are configured for selecting a target spatial domain transmission filter, or the M CSI-RSs are configured for selecting a target spatial domain reception filter, and each of the M CSI-RSs occupies N time domain symbol(s), M and N are positive integers, and M>1.

Abstract: A display panel has a display region and a peripheral region. The display panel includes a substrate, a first metal layer disposed on the substrate, a planarization layer disposed on a side of the first metal layer away from the substrate, and a retaining wall structure located in the peripheral region and surrounding the display region. The first metal layer includes a signal line pattern located in the peripheral region. The planarization layer includes an opening in the peripheral region. At least a portion of the retaining wall structure is located in the opening. The signal line pattern is provided with at least one through hole, an orthogonal projection of the at least one through hole on the substrate is located within an orthogonal projection of the opening on the substrate, and is at least located on a side of an orthogonal projection of the retaining wall structure on the substrate.

Abstract: Aspects of the invention include systems and methods configured to prevent masquerading service attacks. A non-limiting example computer-implemented method includes sending, from a first server in a cloud environment, a communication request comprising an application programming interface (API) key and a first server identifier to an identity and access management (IAM) server of the cloud environment. The API key can be uniquely assigned by the IAM server to a first component of the first server. The first server receives a credential that includes a token for the first component and sends the credential to a second server. The second server sends the credential, a second server identifier, and an identifier for a second component of the second server to the IAM server. The second server receives an acknowledgment from the IAM server and sends the acknowledgment to the first server.

Abstract: The preparation method for a polypeptide includes the steps of constructing an engineering strain for fusion-expressing a polypeptide gene with a Sumo tag, and inducing the engineering strain for the soluble expression of a polypeptide, obtaining a crude protein containing a polypeptide precursor from the engineering strain by purification, cleaving the crude protein containing the polypeptide precursor by a Ulp1 protease to remove the Sumo tag, and purifying a cleavage product of the Ulp1 protease by a method of acetonitrile combined with heating precipitation or a method of precipitation with hexafluoro isopropanol to obtain the polypeptide.

Abstract: A head-mounted device may have a head-mounted housing that is configured to be worn on a head of a user. While the head-mounted device is being worn, left and right displays in optical modules in the head-mounted device may provide images to eye boxes located rearward of the head-mounted device. A forward-facing publicly viewable display on a front portion of the head-mounted device may be covered with a transparent housing portion forming a display cover layer. Millimeter wave antennas may be mounted under a dielectric member that is interposed between the antennas and an edge portion of the transparent housing portion. The antennas may have planar outer surfaces. The dielectric member may have a planar surface separated from the planar outer surfaces by air gaps and a curved outer surface.

Abstract: Embodiments of the present application are related to a method and apparatus for PUSCH transmission with repetitions. An exemplary method includes: receiving DCI scheduling a plurality of repetitions of a PUSCH transmission, wherein there is at least one open-loop power control parameter set indication in the DCI; receiving configuration information associated with the PUSCH transmission, indicating: a first and a second SRS resource sets, a mapping pattern, and at least one list of P0-PUSCH-Set, wherein a first part of the plurality of repetitions is associated with the first SRS resource set and a second part of the plurality of repetitions is associated with the second SRS resource set according to the mapping pattern: and transmitting the first part and second part of the plurality of repetitions according to a first P0 value and a second P0 value respectively determined based on the received DCI and configuration information.

Abstract: This application provides an image encoding and decoding method and apparatus. The method may include: reading a first sub-image of a first frame of image from a first memory, and storing the first sub-image into a second memory, where the first memory is an off-chip memory, and the second memory is an on-chip memory; encoding a base layer of the first sub-image based on the first sub-image, to obtain a bitstream of the base layer of the first sub-image and a first reconstructed image; writing the first reconstructed image into the second memory; reading the first reconstructed image and the first sub-image from the second memory; and encoding a first enhancement layer of the first sub-image based on the first reconstructed image and the first sub-image, to obtain a bitstream of the first enhancement layer of the first sub-image and a second reconstructed image.

Abstract: A head-mounted device may have a head-mounted housing that is configured to be worn on a head of a user. While the head-mounted device is being worn, optical modules in the head-mounted device may provide images to eye boxes located rearward of the head-mounted device. A forward-facing display on a front portion of the head-mounted device may be covered with a transparent housing portion forming a display cover layer. An antenna may be mounted in the device. A curved portion of the display cover layer or other dielectric housing layer may overlap the antenna. The antenna and/or other components may be formed by contouring a flexible printed circuit into a shape characterized by a surface with compound curvature. The contoured flexible printed circuit may have polymer layers and a metal trace between the polymer layers. A neutral stress plane may be aligned with the metal trace.

Abstract: The application provides an enzyme immobilization carrier and a preparation method thereof, an immobilized enzyme and a preparation method thereof. The above enzyme immobilization carrier is obtained by an amino modification or a cyanuric chloride modification of super-crosslinked polyvinyl alcohol. The use of the enzyme immobilization carrier provided by the application may effectively improve the stability and reusability of the immobilized enzyme. Moreover, due to the use of the form of enzyme covalent linkage, compared with an embedding method, the preparation method is no need for chemical reagent immersion and the like, it is beneficial to maintain the own activity of the enzyme, and promote the immobilized enzyme to have the better activity while the stability and reusability are kept.

Abstract: A system for exploiting natural gas hydrate with downhole gas-liquid synergic depressurization includes a casing configured to form an exploitation well. An upper end of the exploitation well is connected to a produced gas collection pipeline, and the produced gas collection pipeline is configured to be connected to a produced gas recovery system. A perforated channel is distributed in a section of the casing located in a natural gas hydrate reservoir. A tubular string component assembly is mounted in the exploitation well, and includes an outer string, a production tubular string and an auxiliary riser. A first check valve is mounted at the bottom of the outer string, a gas supply pipeline is connected into an upper portion of the outer string, and a flow controller is mounted in the gas supply pipeline. The production tubular string is mounted in the outer string.

Abstract: A touch control panel, a touch control display panel, and a touch control display apparatus are provided. The touch control panel includes multiple first touch control structures extending along a first direction and multiple second touch control structures extending along a second direction. The first touch control structure includes multiple first touch control electrodes and multiple first connecting parts, and the second touch control structure includes multiple second touch control electrodes and multiple second connecting parts. The first touch control electrode and the second touch control electrode are disposed in a same layer, and the first connecting part or the second connecting part is disposed in the same layer as the first touch control electrode. The touch control panel further includes at least one touch control branch positioned at an edge of a touch control electrode.

Abstract: A distributed low energy dynamic thermal management system for solid matter prevention and control in oil and gas transportation pipeline includes pipeline data monitoring terminal, current and electric pulse control terminal, land console, electric heating terminal, wiring flange, oil and gas transportation pipeline, valve structure. The system monitors the state of the pipeline in real time by the pipeline data monitoring terminal, and transmits the monitoring data to the current and electric pulse control terminal in real time, the current and electric pulse control terminal produces different thermal responses to the electric heating terminal according to the state in the tube, raises the temperature inside the tube by generating a continuous current, unblocks pipeline by generating high power electric pulse, so as to realize real-time monitoring and local temperature dynamic control of oil and gas transportation pipeline.

Abstract: A back-contact solar cell comprises a substrate including three substrate segments, the three substrate segments are adjacently arranged in a first direction; and an even number of positive main grids and negative main grids located on a backlight surface of each substrate segment, the positive main grids and negative main grids extend in the first direction and are alternately arranged in a second direction, an extension line of each positive main grid located on each substrate segment coincides with an extension line of one of the negative main grids located on an adjacent substrate segment, and an extension line of each negative main grid located on each substrate segment coincides with an extension line of one of the positive main grids located on the adjacent substrate segment, or an extension line of each positive main grid located on each substrate segments coincides with an extension line of one of the positive main grids located on an adjacent substrate segment, an extension line of each negative mai

Abstract: This application provide a data processing method and apparatus, to store more user data in a limited quantity of storage chips in a design manner of reusing storage space corresponding to a second storage chip. In the method, a computer device first obtains user data, where the user data includes first data and second data. Then, the device writes the first data into a first storage chips, where a is an integer greater than 0. The device writes the second data and first check data into b second storage chips, where the first check data includes check data for the user data, and b is an integer greater than 0. In addition, the device writes second check data into c third storage chips, where the second check data includes check data for both the user data and the first check data, and c is an integer greater than 0.

Abstract: A head-mounted device may be worn on a head of a user. While the head-mounted device is being worn, optical modules in the head-mounted device may provide images to eye boxes located rearward of the head-mounted device. A forward-facing display on a front portion of the head-mounted device may be covered with a transparent housing portion forming a display cover layer. An antenna may be mounted in the device. An antenna support member may be coupled to the head-mounted housing. A biasing member such as a layer of foam may have first and second opposing surfaces characterized by surface normals. The foam may be characterized by an axis of preferential compression that is not parallel to the surface normals. The support member may press against the foam so that the antenna presses against an edge portion of the display cover layer or other overlapping dielectric layer.

Abstract: A head-mounted device may have a head-mounted housing that is configured to be worn on a head of a user. While the head-mounted device is being worn, left and right displays in optical modules in the head-mounted device may provide images to eye boxes located rearward of the head-mounted device. A forward-facing publicly viewable display on a front portion of the head-mounted device may be covered with a transparent housing portion forming a display cover layer. A dielectric member having a ring-shaped edge portion surrounding the publicly viewable display may be mounted under a corresponding edge portion of the display cover layer. A flexible printed circuit antenna with compound curvature may be laminated to the edge portion of the dielectric member.

Abstract: A tubing-free, sample-to-droplet microfluidic system includes a tubing-free, sample-to-droplet microfluidic chip; a valve control system connected to the tubing-free, sample-to-droplet microfluidic chip; a vacuum system fluidly connected to the tubing-free, sample-to-droplet microfluidic chip; and a droplet formation pressure system fluidly connected to the tubing-free, sample-to-droplet microfluidic chip. A microfluidic chip for a tubing-free, sample-to-droplet microfluidic system includes a tubing-free, sample-to-droplet interface section; a droplet mixing section in fluid connection with the tubing-free, sample-to-droplet interface section to received droplets therefrom; an incubation section in fluid connection with the droplet mixing section to receive droplets therefrom; and a detection section in fluid connection with the incubation section to receive droplets therefrom.

Abstract: This disclosure relates to genetically modified animals and cells with humanized light chain immunoglobulin locus and/or humanized heavy chain immunoglobulin locus. In one aspect, the endogenous light chain immunoglobulin locus comprises a limit number of human IGKV genes and human IGKJ genes.