Abstract: The present disclosure provides a supporting base, a superconducting magnet assembly, and a method for manufacturing the supporting base. The supporting base comprises an annular supporting base body and a reinforcing hoop, the axes of the supporting base body and reinforcing hoop are both arranged coaxially with the axis of the inner coil, and the reinforcing hoop is sleeved and fixed on an outer surface of the supporting base body, wherein first connecting parts are provided on the reinforcing hoop, and bracket units for supporting a shield coil of a superconducting magnet can be connected to the reinforcing hoop using the first connecting parts. By means of providing the reinforcing hoop, the rigidity of the whole inner coil is increased, the thickness of the supporting base body is decreased, and material costs are reduced; the reinforcing hoop provides a connection interface for the bracket units, and the bracket units can be directly connected to the reinforcing hoop, further reducing material costs.

Abstract: A negative pressure drainage system is disclosed, including a dressing for being applied to a wound surface of a patient; a collecting device, buried in the dressing for collecting a pressure at the dressing in real time to obtain pressure data; a receiving device, wirelessly connected with the collecting device, where the collecting device wirelessly is configured for transmitting the pressure data to the receiving device. Enabling the negative pressure drainage system to satisfy the above structure is beneficial to collecting the pressure data at the dressing in real time, thereby realizing real-time monitoring of a negative pressure at the wound surface.

Abstract: The present disclosure provides an electrode for an electrochemical device comprising an electrode current collector, a conductive polymer layer that is located on at least one surface of the electrode current collector; and an electrode active material layer that is located on an upper surface of the conductive polymer layer and includes an electrode active material and a binder polymer, wherein the conductive polymer layer includes a poly(thiophene)-based polymer represented by Chemical Formula 1: wherein R1 to R4, m and n are describe herein.

Abstract: A wellbore lift system with spring-assisted plunger includes an elongate body, multiple propellers and a spring-loaded flow control assembly. The body can traverse through a wellbore. The wellbore can produce the hydrocarbons to the surface. The body defines an interior volume within which the multiple propellers are disposed. The propellers can spin radially in response to the well tool assembly traveling downhole through the wellbore. The spring-loaded flow control assembly is coupled to the propellers. The flow control assembly can, in response to the well tool assembly traveling downhole through the wellbore, permit fluid flow uphole of the well tool assembly, and can store potential energy in the spring. In response to the well tool assembly traveling uphole through the wellbore, the spring-loaded flow control assembly can prevent fluid flow downhole of the well tool assembly and discharge the potential energy in the spring.

Abstract: A display device includes: a display panel; an emission driver; a scan driver; and a timing controller. The display panel includes light emitting pixels and photosensitive pixels, where the photosensitive pixels are operated in an initialization period, a light exposure period and a sensing period. The emission driver supplies emission control signals to emission control lines connected to the light emitting pixels, based on an emission start signal. The scan driver supplies scan signals to scan lines connected to the light emitting pixels and the photosensitive pixels, based on a scan start signal. The timing controller generates the emission start signal having a single pulse of a gate-off level and the scan start signal having a single pulse of a gate-on level in a last frame period among frame periods corresponding to the light exposure period and in each of frame periods corresponding to the sensing period.

Abstract: A method, device, and medium are provided for processing an image using a machine learning model that identifies at least one candidate object from an image. The model comprises: a feature extraction model for describing an association between the image and a feature of the at least one candidate object; and a classification scoring model for describing an association between the feature and a classification score of the at least one candidate object. An update parameter associated with the classification scoring model is determined based on the classification score of the at least one candidate object and a ground truth classification score of at least one ground truth object in the image. The classification scoring model is updated based on the update parameter associated with the classification scoring model. The feature extraction model is prevented from being updated with the update parameter associated with the classification scoring model.

Abstract: The present application provides a manufacturing method of an array substrate, an array substrate, and a display panel. The manufacturing method of the array substrate includes providing a base substrate; forming a conductive layer and a photoresist layer on the base substrate; patterning the photoresist layer and the conductive layer to form a conductive area and an electroplating area electrically connected to each other; removing the photoresist layer; forming an electroplating layer; and disconnecting the electroplating area from the conductive area. In the present application, the photoresist layer has a less thickness to reduce manufacturing costs of the array substrate.

Abstract: The present disclosure relates to a detection method and system for an underground space by joint use of fixed sensors and unmanned aerial vehicle (UAV) movement detection. The detection system includes underground space sensor nodes and an underground space UAV. The underground space sensor nodes are configured to perform fixed monitoring based on an adaptive optimal layout strategy for an underground structural space. The underground space UAV is configured to calculate a first virtual force, and realize movement detection by means of a virtual force-guided path planning algorithm. The underground space UAV is configured to calculate the first virtual force based on the electronic telescopic anti-collision bars, a second virtual force based on a static perception probability and a third virtual force based on structural evolution knowledge, and realize a fixed node-guided UAV flight detection mode by means of the virtual force-guided path planning algorithm.

Abstract: An array substrate and a display panel are provided. The array substrate includes a substrate, a gate, a gate insulating layer, an oxide semiconductor layer, and a source-drain metal layer. Material of at least a portion of the gate insulating layer in contact with the oxide semiconductor layer and material of the oxide semiconductor layer include an oxide of the first metal element. Thus, a transition interface between the gate insulating layer and the oxide semiconductor layer has a lower density of defect states, which is beneficial to improve mobility and stability.

Abstract: Sensing circuit, detection control method, fingerprint identification module and display apparatus are provided. The sensing circuit comprises a photoelectric conversion element, an energy storage circuit, a switch control circuit, a discharge control circuit and a voltage conversion circuit. The photoelectric conversion element controls potential of first terminal of energy storage circuit according to received optical signal; the switch control circuit controls first terminal of energy storage circuit to be connected to or disconnected from conversion control node; the discharge control circuit controls conversion control node be connected to or disconnected from first voltage terminal; the voltage conversion circuit controls to output voltage signal outputted by output terminal according to second and/or third voltage signals.

Abstract: This disclosure provides methods, devices and systems for encoding data for wireless communication to achieve a desired amplitude distribution. Some implementations more specifically relate to performing an encoding operation to shape the amplitudes of the resultant symbols such that the amplitudes have a non-uniform distribution. In some implementations of the non-uniform distribution, the probabilities associated with the respective amplitudes generally increase with decreasing amplitude. Some implementations enable the tracking of MPDU boundaries to facilitate successful decoding by a receiving device. Additionally or alternatively, some implementations enable the determination of a packet length after performing the amplitude shaping, which enables a transmitting device to determine the number of padding bits to add to the payload and to signal the packet length to a receiving device so that the receiving device may determine the duration of the packet.

Abstract: A semiconductor device includes: a semiconductor substrate; and a guard ring including a plurality of conductive patterns stacked over the semiconductor substrate in a first direction to be spaced apart from each other, and a conductive plug disposed between two adjacent conductive patterns among the plurality of conductive patterns, the first direction being perpendicular to a top surface of the semiconductor substrate, wherein the conductive plug includes a plurality of long patterns and a plurality of short patterns.

Abstract: A light-emitting substrate includes: a substrate; and at least one coupling portion and at least one auxiliary cathode pattern disposed on the substrate. Each auxiliary cathode region is provided with a coupling portion and an auxiliary cathode pattern coupled to the coupling portion. The auxiliary cathode pattern includes at least one disconnection portion, and each disconnection portion includes first, second and third conductive pattern layers. An orthographic projection of an edge of the second conductive pattern layer on the substrate is located within orthographic projections of edges of the third and first conductive pattern layers on the substrate. A total perimeter of at least one orthographic projection, on the substrate, of at least one edge of at least one third conductive pattern layer in the at least one disconnection portion is greater than a perimeter of an orthographic projection of an edge of the auxiliary cathode region on the substrate.

Abstract: A pixel driving circuit, a driving method thereof, and a display panel are disclosed. A second transistor stores a threshold voltage of a first transistor in a first capacitor according to a second scan signal, so as to compensate an influence of the threshold voltage on a driving current. A fifth transistor makes a voltage difference between a first node and a second node irrelevant to a second voltage signal according to a fourth scan signal, so as to improve a current attenuation issue caused by a voltage drop during a signal transmission.

Abstract: A control method of a vehicle external audio system includes, in response to the vehicle external audio system establishing a first type voice interaction strategy with a person, obtaining a plurality of biological features of the person performing voice interaction with the vehicle external audio system, determining emotion of the person according to a change of the plurality of biological features, and, in response to the emotion of the person changing, controlling the vehicle external audio system to switch from the first type voice interaction strategy to a second type voice interaction strategy, or, in response to the vehicle external audio system establishing the first type voice interaction strategy with the person, obtaining surrounding environment information of a vehicle, and in response to the surrounding environment information changing, controlling the vehicle external audio system to switch from the first type voice interaction strategy to the second type voice interaction strategy.

Abstract: Disclosed is an image enhancement method, including: obtaining an image adjustment parameter; converting first image data to be processed into second image data; adjusting the luminance data to obtain adjusted luminance data, updating the luminance adjustment parameter when that the adjusted luminance data does not meet a preset luminance enhancement condition, and based on an updated luminance adjustment parameter, continuing to adjust the adjusted luminance data until final adjusted luminance data meets the luminance enhancement condition; adjusting the chroma data to obtain adjusted chroma data, updating the chroma adjustment parameter when that the adjusted chroma data does not meet a preset chroma enhancement condition, and based on an updated chroma adjustment parameter, continuing to adjust the adjusted chroma data until final adjusted chroma data meets the chroma enhancement condition; and performing image color dimension conversion on the luminance data and the chroma data to obtain third image data.

Abstract: The present disclosure provides a method for manufacturing a thin film transistor array substrate and a display panel. The method includes: forming a plurality of dispersed metal oxide grains on a substrate; forming an amorphous metal oxide semiconductor layer in contact with the plurality of metal oxide grains, and at least one metal element in the metal oxide grain is same as metal elements in the metal oxide semiconductor layer; performing an annealing process on the amorphous metal oxide semiconductor layer, to obtain a crystallized metal oxide semiconductor layer.

Abstract: A structure with a photodiode, an HEMT and an SAW device includes a photodiode and an HEMT. The photodiode includes a first electrode and a second electrode. The first electrode contacts a P-type III-V semiconductor layer. The second electrode contacts an N-type III-V semiconductor layer. The HEMT includes a P-type gate disposed on an active layer. A gate electrode is disposed on the P-type gate. Two source/drain electrodes are respectively disposed at two sides of the P-type gate. Schottky contact is between the first electrode and the P-type III-V semiconductor layer, and between the gate electrode and the P-type gate. Ohmic contact is between the second electrode and the first N-type III-V semiconductor layer, and between one of the two source/drain electrodes and the active layer and between the other one of two source/drain electrodes and the active layer.

Abstract: A display device includes: a substrate; a first semiconductor layer and a dummy semiconductor layer on the same layer on a surface of the substrate and comprising the same material as each other; a second semiconductor layer overlapping the dummy semiconductor layer in a direction perpendicular to the surface of the substrate, the first semiconductor layer and the second semiconductor layer comprising different materials from each other; a first transistor comprising the first semiconductor layer, a first source electrode, and a first drain electrode, the first source electrode and the first drain electrode being connected to the first semiconductor layer; a second transistor comprising the second semiconductor layer, a second source electrode, and a second drain electrode, the second source electrode and the second drain electrode being connected to the second semiconductor layer; and a light- emitting element connected to the first transistor.

Abstract: This disclosure provides methods, devices and systems for increasing the transmit power of wireless communication devices operating on power spectral density (PSD)-limited wireless channels. Some implementations more specifically relate to pilot tone designs that support distributed transmission. A transmitting device may modulate a physical layer convergence protocol (PLCP) protocol data unit (PPDU) on a number (M) of tones representing a logical RU associated with the legacy tone plan and may further map the M tones to M noncontiguous subcarrier indices associated with a wireless channel. The transmitting device may transmit the PPDU, over the wireless channel, with a number (N) of pilot tones each having a respective location relative to the M tones as mapped to the M noncontiguous subcarrier indices. In some implementations, the relative locations of the N pilot tones may be different than relative locations of a number (K) of pilot tones associated with the logical RU.