Abstract: The present application provides a method for preparing a cell population expressing a chimeric antigen receptor (CAR), and a composition, a culture medium or a kit applicable to the method. The cell population has reduced in vivo cytotoxicity.

Abstract: The present disclosure provides a system of monitoring fuses of a power conversion device. The power conversion device includes a first port, a first fuse and a converter. The first fuse is electrically coupled to the first port and a first safety circuit. The converter includes a first power terminal and a second fuse, and the second fuse is electrically coupled to the first port and the first power terminal. The system includes a first detection circuit and a second detection circuit. The first detection circuit is electrically coupled to the first fuse for detecting a first electrical signal. The second detection circuit is electrically coupled to the second fuse for detecting a second electrical signal.

Abstract: A communication method and apparatus are provided, to configure, for each terminal device, a measurement configuration parameter adapted to a status of the terminal device, thereby improving efficiency of cell measurement performed by the terminal device and reducing measurement power consumption of the terminal device. In this application, the method includes: An access network device receives assistance information from a terminal device, and, based on the assistance information, it determines measurement configuration information, which includes at least one measurement configuration parameter and an activation condition for the at least one measurement configuration parameter, and which is used by the terminal device to perform cell measurement. The access network device then sends the measurement configuration information to the terminal device, and the terminal device performs cell measurement based on the measurement configuration information.

Abstract: In the present invention, a measurement-subject captured image in which a specimen is captured is converted to a measurement-subject dimension measurement image by a dimension measurement image conversion model, and the dimensions of a measurement pattern image included in the measurement-subject dimension measurement image are measured. The measurement-subject image conversion model is trained using teaching data that is a combination of a training captured image in which the specimen is captured and a training dimension measurement image that corresponds to the training captured image. The contrast between a measurement pattern image and a non-measurement pattern image present near the measurement pattern image in the training dimension measurement image is improved over the contrast between a measurement pattern image and a non-measurement pattern image in the training captured image.

Abstract: A battery protection plate, a battery pack, and a vehicle are provided. The battery protection plate includes a base layer and an energy-absorbing layer. The energy-absorbing layer is arranged on a side of the base layer. A tensile strength and an elastic modulus of the base layer are greater than a tensile strength and an elastic modulus of the energy-absorbing layer, and an elongation at break of the energy-absorbing layer is greater than an elongation at break of the base layer.

Abstract: The present application belongs to the technical field of new energy materials and devices, and relates to a gel electrolyte, a preparation method therefor and a solid-state lithium battery. A novel liquid initiator with a low freezing point, a cyclic ether-based polymerization monomer and a plasticizer are mixed to form a homogeneous phase precursor solution, the precursor solution is injected into a battery casing and stood at room temperature (20-35° C.) for in-situ polymerization, and the gel electrolyte-based solid-state battery can be obtained. Compared with the initiation of a common initiators, the gel electrolyte is initiated by the novel initiator, has better low-temperature performance, and forms a high-performance solid-state lithium battery.

Abstract: A socket assembly includes a connecting base, comprising a signal port and a shielding structure. The shielding structure is disposed around a peripheral edge of the signal port. The plug assembly includes a connecting head. The connecting head includes a signal terminal and a ground component. The signal terminal and the ground component are disposed side by side. When the plug assembly is fixedly connected to the socket assembly, each connecting head extends into one connecting base, the signal terminal is conducted to the signal port, and the ground component is bonded to the shielding structure. The shielding structure of the connector is disposed around peripheral edges of the signal terminal and the signal port, and forms bonding with the ground component. This may effectively prevent a phenomenon of signal current return, avoids impact of crosstalk resonance, and improves signal transmission integrity of the connector.

Abstract: A communication system and apparatus for measuring quality of experience (QoE) are provided. The communication system includes a source access network device and a target access network device, wherein the source access network device is configured to determine that a terminal device is handed over from the source access network device to the target access network device, and the target access network device is configured to receive first indication information from the source network device, where the first indication information indicates a quality of experience (QoE) measurement that has been started by the terminal device. When load of an access network device is high, the QoE measurement executed by the terminal device is adjusted to reduce the load of the access network device and improve communication efficiency.

Abstract: This application discloses a back-contact solar cell, a solar cell structure, and a photovoltaic module. In one aspect, a back-contact solar cell includes a solar cell body, a positive electrode and a negative electrode formed on a back surface of the solar cell body. The positive electrode and the negative electrode each include a plurality of fingers, a plurality of busbars, and a connection electrode. At least one finger of the positive electrode and at least one finger of the negative electrode are continuous. Each busbar includes busbar sections distributed at intervals along a second direction. Each busbar section is separated from fingers having a polarity opposite to that of the busbar section by gaps between the busbar sections. Each connection electrode is connected to fingers having the same polarity as that of the connection electrode and insulated from fingers having a polarity opposite to that of the connection electrode.

Abstract: The present disclosure relates to data transmission methods, network devices. One example data transmission method includes: a first network node sends a first indication information to a second network node, the first indication information includes information about an uplink data volume of a buffer of a terminal device, or the first indication information indicates a relationship between an uplink data volume of a buffer of a terminal device and a predefined data volume threshold.

Abstract: A hydraulic pump is disclosed, which includes an input crank shaft configured to be interfaced with a shaft of a power generating device, one or more connecting rings coupled to the input crank shaft with an eccentric interface such that when the input crank shaft is rotating causes the connecting ring to rotate with an eccentricity, a fixed annular frame, and a plurality of hydraulic actuators annularly disposed between the one or more connecting rings and the fixed annular frame, each hydraulic actuator of the plurality of hydraulic actuators having a piston disposed within a cylinder and each further including a hydraulic input and a hydraulic output, the eccentricity between the connecting ring and the input crank shaft causes the plurality of hydraulic actuators to i) pump hydraulic fluid out of the hydraulic output, or ii) cause suction of hydraulic fluid from the hydraulic input.

Abstract: The present invention relates to a semiconductor structure and method of forming the same. The semiconductor structure includes a first substrate, a first adhesive/bonding stack on the surface of first substrate, wherein the first adhesive/bonding stack includes at least one first adhesive layer and at least one first bonding layer. The material of first bonding layer includes dielectrics such as silicon, nitrogen and carbon, the material of first adhesive layer includes dielectrics such as silicon and nitrogen, and the first adhesive/bonding stack of semiconductor structure is provided with higher bonding force in bonding process.

Abstract: The invention provides a cat litter box with a trash can, which comprises a shell, wherein the shell comprises a bottom shell, a middle shell and a top shell which are removably fixed in sequence from bottom to top. The cat litter box of the invention has large inner space, and the user can decide whether the bottom shell is combined with the trash can, or the bottom shell is combined with the middle shell and the trash can, or the bottom shell, the middle shell and the top shell are combined with the trash can, and combine different parts according to the user’s habits, thereby being more flexible during use; meanwhile, the trash can is not easily overturned when a pet cat uses and comes out of the litter box,; in addition, the structure of the top shell ensures that cat hair does not fly around.

Abstract: The head-mounted playback device includes a first component configured to playback left-channel audio content of audio data and a second component configured to playback right-channel audio content of the audio data. Each of the first component and the second component includes a controller including a counter circuit; a target wireless module including a receiving circuit and a trigger circuit; and a speaker. The receiving circuit is configured to: receive a wireless frame including clock synchronization information, and trigger the trigger circuit upon receiving the wireless frame. The trigger circuit, upon being triggered, is configured to: obtain a count value of the counter circuit, and output the count value to the controller. The controller is configured to control the speaker to play audio data in synchronization between playing the left-channel audio content and playing the right-channel audio content based on the synchronization adjustment.

Abstract: The present disclosure provides a filter system including N common mode chokes, N+1 first capacitors, N+1 second capacitors and N+1 third capacitors. Each common mode choke includes a first winding, a second winding, a third winding and an auxiliary winding. In the k-th common mode choke, a second terminal of the k-th first capacitor, a second terminal of the k-th second capacitor and a second terminal of the k-th third capacitor are all electrically connected to a k-th electrical midpoint, and two terminals of the auxiliary winding of the k-th common mode choke are electrically connected to the k-th electrical midpoint and a (k+1)-th electrical midpoint respectively, N is a positive integer and k is a positive integer less than or equal to N.

Abstract: A preparation method and a preparation device for a micro-hook of a suspension belt with a fixing function are disclosed. The preparation method for the micro-hook of the suspension belt with the fixing function includes coil breaking, surface melt-blowing and cooling; and the preparation device includes a coil breaking device, a melt-blowing device, a cooling device, a mesh unreeling device and a mesh reeling device.

Abstract: A triboelectric sensor device with a substantially cylindrical nonconductive core, and a conductive fiber substantially helically disposed around the conductive core and in an axial direction thereof. Example implementations also include a method of extracting communication from body position, by transforming one or more training body position inputs by a principal component analysis, generating training input to a support vector machine (SVM) based on a target body position, and generating one or more SVM classification outputs associated with the target body position.