Abstract: One example discloses an access point (AP) device for use within a wireless local area network (WLAN), including: a controller configured to send a client-to-client sounding subvariant sensing trigger frame (TF) over the WLAN to first client station (STA1) device and a second client station (STA2) device; wherein the STA1 is configured to send a sensing message in response to receiving the client-to-client sounding subvariant sensing TF; wherein the AP controller is configured to send a reporting subvariant sensing TF to the STA2 after the sensing message is sent by the STA1; wherein the STA2 is configured to send a measurement report frame to the AP in response to receiving the reporting subvariant sensing TF; and wherein the measurement report frame includes a set of channel state information (CSI) that characterizes a WLAN channel between the STA1 and the STA2.

Abstract: A gene sequencing reaction device, a gene sequencing system and a gene sequencing reaction method. The gene sequencing reaction device includes: a supporting platform; a dipping container disposed on the supporting platform, wherein the dipping container has a dipping reaction area, and the dipping reaction area is configured to hold a chemical reagent for gene sequencing reaction, so as to dip a sequencing chip having a DNA sample loading structure on the surface and having a DNA sample loaded thereon in the chemical reagent to perform a gene sequencing reaction; a temperature control apparatus, configured to control the temperature of the chemical reagent in the dipping reaction area; and a transfer apparatus, configured to insert the sequencing chip into the dipping reaction area or pull out the sequencing chip from the dipping reaction area.

Abstract: A method for preparing a multilayer metal composite pipe includes steps of: internally and externally grinding blank pipes; cleaning oil stains; assembling a multilayer metal pipe; drawing to reduce a diameter; performing high-speed friction welding at the pipe ends; performing heat treatment; performing four-roller cross-rolling; straightening; performing two-roller cold-rolling; performing cold-drawing to reduce the diameter; performing cold-expansion to reduce the diameter; performing precise cold-rolling; degreasing; brightening; performing surface grinding; cleaning dust; detecting multilayer metal interface bonding; detecting flaws; testing metal structure performance; and sizing and packaging.

Abstract: Wet-on-wet coating processes are provided to produce multilayer articles. First and second coating materials are sequentially applied on to a structured substrate surface to form a skin layer directly over the structured substrate surface and a bulk layer over the skin layer. The conformability of the skin layer can be adjusted to provide desired surface and bulk properties.

Abstract: One example discloses a relay device, including: a controller configured to receive an original WLAN (wireless local area network) standards compliant message signal, that includes an embedded WLAN message, from a receiver; wherein the controller is configured to command a transmitter to transmit a copy of the original WLAN message signal, if the original message signal or the embedded WLAN message has a set of predetermined attributes; and wherein the controller is configured to command the transmitter without decoding select portions of the embedded WLAN message.

Abstract: The present disclosure relates to image rendering methods, apparatus, and electronic devices. One example method includes obtaining, by a central processing unit (CPU), an image command stream used to render an image frame, comparing the image command stream with a previous image command stream and, when a same drawing command exists in the two image command streams, instructing a graphics processing unit (GPU) to render the image frame based on a previously generated drawing target.

Abstract: The present invention relates to the technical field of leakage protection, in particular to a leakage current detection circuit and a device thereof. The connected S1 inductive terminal and the S2 inductive terminal can be signal-connected, and the driving module detects whether the S1 inductive terminal and the S2 inductive terminal are connected by a signal. There is a connection signal to judge whether there is leakage, and the drive module turns the switch module on or off to control whether the circuit breaker generates a circuit breaker signal, and then the main switch S can be disconnected when leakage occurs to ensure the safety of electricity use. There is no need to set up a transformer. Reduced volume, simple circuit structure, and easier production.

Abstract: The present provides an electrospinning apparatus for fabricating a nanofiber of core-shell structure, including a high-voltage electrostatic generator, a frame and a liquid brusher. A horizontally moving means is connected to the frame, and the horizontally moving means is connected with the liquid brusher. A chain-drive mechanism and a first reservoir are provided below the liquid brusher, the chain-drive mechanism includes a first sprocket and a second sprocket, and a chain is connected between the first sprocket and the second sprocket. The chain is engaged with a spray sprocket, and the spray sprocket is connected with a first motor via a revolving shaft. A core solution is contained in the first reservoir, and the lower portion of the spray sprocket is immersed in the core solution. The horizontally moving means drives the liquid brusher to move along the chain, and the liquid brusher brushes the shell solution over the chain.

Abstract: The present invention relates to the technical field of plugs comprising a power supply module, a leakage detection module, a timing module, an input terminal for external power supply and an output terminal for outputting voltage, a current loop is formed between the input terminal and the output terminal, the power module is connected to an external power source through the input terminal, the power module includes a rectifier unit D3 and a power control unit, the input of the rectifier unit D3 and the input The terminal is electrically connected; the invention has the function of automatically disconnecting the line output when the line has leakage, protecting the plug and the externally connected electrical appliances, and at the same time, it can automatically perform self-checking at regular intervals to check whether the leakage protection function can be used normally, thereby improving the plug's reliability.

Abstract: A flexibly configured multi-computing-node server mainboard structure and a program.

Abstract: A window blind, wherein each ladder tape thereof includes two longitudinal cords, plural bearers and plural limiting members. The longitudinal cords each have an end connected to a deflecting mechanism disposed on the upper rail. The bearers are disposed between the two longitudinal cords for respectively supporting the slats. The limiting members include a first limiting member and a second limiting member neighboring thereto. The first limiting member has an end disposed on one of the longitudinal cords and includes a first slat-through portion located between two ends thereof passing through a first through hole of a first slat. A first linking loop is formed after the first slat-through portion passes through the first through hole. The second limiting member passes through the first linking loop for keeping the first through hole threaded through by one of the first limiting member and the second limiting member.

Abstract: A refrigerator has a wiring mechanism. The refrigerator comprises a cabinet and a drawer-type door body, wherein the cabinet forms a compartment provided with an opening facing forward, and the drawer-type door body is provided with an electrical component. The wiring mechanism comprises a cable for supplying power to the electrical component, and a drag chain for accommodating part of the cable, wherein one end of the drag chain is fixed inside the compartment, and the other end of the drag chain is connected to the drawer-type door body and moves forward and backward along with the drawer-type door body, thereby preventing the cable from being deformed and damaged, and ensuring a reliable electrical connection.

Abstract: Various embodiments relate to a first wireless device configured to establish sensing with a second wireless device, including: a transmitter configured to: transmit a null data packet announcement (NDPA) frame to the second wireless device configured to include an indication that the NDPA frame is a sensing NDPA frame; transmit a null data packet (NDP) frame to the second wireless device; a receiver configured to: receive a frame from the second wireless device indicating sensing information.

Abstract: Crosslinked (meth)acrylate-based pressure sensitive adhesives are capable of attachment to mammalian skin for at least 10 days. The crosslinked adhesive composition includes a crosslinked (meth)acrylate-based copolymer free from polar groups, and a hydrogenated hydrocarbon tackifier resin. The crosslinked adhesive composition is prepared by photocrosslinking a hot melt processable blend of a (meth)acrylate copolymer and a hydrogenated hydrocarbon tackifier resin. The (meth)acrylate copolymer is the reaction product of an alkyl (meth)acrylate monomer with alkyl groups of 4-22 carbon atoms and are free of polar groups, and a copolymerizable photocrosslinker.

Abstract: A data classification and recognition method includes: obtaining a first data set and a second data set, the second data set including second data, samples in the second data being labeled; performing training using first data in an unsupervised training mode and using the second data in a supervised training mode to obtain a first classification model; obtaining a second classification model; performing distillation training on a model parameter of the second classification model to obtain a data classification model; and performing class prediction on target data by using the data classification model.

Abstract: A data processing method includes: acquiring an initial sample angiography image set; performing data expansion processing on a first sample angiography image based on physical characteristics of blood vessels at a target site to obtain a processed sample angiography image, performing label conversion processing on a first label based on the physical characteristics of the blood vessels at the target site to obtain a second label of the processed sample angiography image, and adding the processed sample angiography image and the second label to a target sample angiography image set; and training an angiography image recognition model using the initial sample angiography image set and the target sample angiography image set to obtain a trained angiography image recognition model. The performance of the trained angiography image recognition model is improved by increasing the number of samples.

Abstract: Embodiments of a device, a method, and a system for periodic wireless local area network (WLAN) sensing are disclosed. In an embodiment, the device includes a wireless network interface device implemented on one or more integrated circuits (ICs), where the wireless network interface device is configured to negotiate parameters for performing periodic sensing measurements, and implement the negotiated parameters when performing the periodic sensing measurements.

Abstract: A computer device performs feature extraction on two-dimensional medical images included in a three-dimensional medical image, to obtain image features corresponding to the two-dimensional medical images. The three-dimensional medical image are obtained by continuously scanning a target tissue structure. The computer device determines offsets of the two-dimensional medical images in a target direction based on the image features. The computer device performs feature alignment on the image features based on the offsets, to obtain aligned image features. The computer device performs three-dimensional segmentation on the three-dimensional medical image based on the aligned image features, to obtain three-dimensional layer distribution of the target tissue structure in the three-dimensional medical image.

Abstract: Embodiments of a device, a method, and a system for wireless local area network (WLAN) sensing are disclosed. In an embodiment, the device for WLAN sensing includes a wireless network interface device implemented on one or more integrated circuits (ICs), where the wireless network interface device is configured to receive a sounding Physical Layer (PHY) Protocol Data Unit (PPDU) that includes preamble training fields, and detect environmental changes using managed sensing measurements obtained from the preamble training fields included in the sounding PPDU.

Abstract: A polymer coated conductive ribbon is described herein, wherein the polymer coated conductive ribbon consists essentially of a smooth conductive member having a defined width and thickness substantially enclosed in an insulating polymeric sheath, wherein the insulating polymeric sheath comprises a thermoplastic insulating polymer as a first storage modulus (G?) is above 0.2 MPa at 40° C. and a second storage modulus below 0.05 MPa at 160° C.