Abstract: Embodiments of the present application relate to an atomic layer deposition device. The atomic layer deposition device includes a transition chamber, a diffusion chamber, and one or more air exhaust structures. The transition chamber has an air inlet to receive a gas. The diffusion chamber extends from a first end to a second end, wherein a width of the first end is less than a width of the second end in a radial direction, and the diffusion chamber is in communication with the transition chamber, and the diffusion chamber is configured to accommodate a to-be-deposited semiconductor wafer. The one or more air exhaust structures are in communication with the diffusion chamber. Compared with the prior art, in the atomic layer deposition device, the chamber structure and a source feeding manner of the deposition device are improved, thereby reducing time for each cycle of a deposition process, and improving deposition efficiency.

Abstract: Provided are a surface passivation structure for a cut solar cell, a preparation method thereof, a cut solar cell, and a photovoltaic module. The surface passivation structure includes a silicon substrate, where one side or two opposite sides of the silicon substrate are laser-cut surfaces; a front/back surface of the silicon substrate includes a base region located in a central portion and small textured regions located on four side edges; the base region is provided with a boron emitter; a front passivation and anti-reflection layer covers the boron emitter and the small textured regions; surfaces of the boron emitter and the small textured regions are provided with pyramidal textured structures; and a pyramid in the base region has a larger dimension than pyramids in the small textured regions. The provided removes pn junctions on a laser-cut edge and a non-laser-cut edge and forms small pyramidal textured structures.

Abstract: A manufacturing method for an air bridge structure includes forming a first photoresist structure on a substrate. The first photoresist structure includes a first opening that reveals the substrate. The manufacturing method further includes forming a bridge supporting structure on the substrate by depositing an inorganic bridge supporting material on the substrate based on the first opening in the first photoresist structure, and stripping the first photoresist structure after the deposition. Then, the manufacturing method includes forming a second photoresist structure on the substrate. The second photoresist structure includes at least a second opening that reveals at least a portion of the bridge supporting structure on the substrate. Then, the method include forming the air bridge structure by depositing an air bridge material on the substrate based on the second opening and stripping the second photoresist structure after the deposition. Further, the bridge supporting structure can be removed.

Abstract: An insulating adhesive includes a base layer and a surface layer. Along the thickness direction of the base layer, at least one side of the base layer is connected to the surface layer. A thickness ratio of the surface layer to the base layer is 1 to 4, and a melt index of the surface layer (at 230° C., 2.16 kg) is 4 g/10 min to 20 g/10 min. By setting the melt index of the surface layer and the thickness ratio of the surface layer to the base layer, the flowability upon melting of the surface layer is improved, and the thickness of the surface layer is increased, thereby expanding the adhesive overflow mass formed upon melting of the surface layer, enhancing the encapsulation tensile strength of the insulating adhesive under normal temperature conditions, improving the encapsulation reliability of the battery cell under normal temperature conditions.

Abstract: A battery cell includes a housing, an electrode assembly, a conductive member, and a protective layer. The electrode assembly is accommodated in the housing. The electrode assembly includes a first electrode plate and a second electrode plate with opposite polarities. The first electrode plate includes a first current collector and a first active substance layer. The first current collector includes a main body portion and a first region located in a width direction of the first electrode plate, the first active substance layer being provided on a surface of the main body portion and the first active substance layer being not provided on a surface of the first region. The conductive member is welded to the first region to form a welding region. The protective layer is disposed on a surface of the welding region.

Abstract: This application provides a speech interaction method and a related electronic device. The method includes: receiving a first speech signal; obtaining speech signal data based on the first speech signal when it is determined that speech detection is to be performed on the first speech signal; processing the speech signal data by using a speech detection model to obtain a first confidence level; obtaining pose information of the electronic device based on the acceleration data; processing the pose information by using a pose detection model to obtain a second confidence level; processing target pose information and speech data by using an speech pose detection fusion model to obtain a third confidence level; and determining, based on the three confidence levels, whether to start a speech interaction application. According to the method, the speech interaction application of the electronic device may be prevented from being woken up by mistake.

Abstract: This application discloses a voiceprint recognition method, a graphical interface, and an electronic device. In the voiceprint recognition method, a voiceprint model is preset in the electronic device, and then the electronic device trains and updates the preset voiceprint model based on a voiceprint feature extracted from a voice of a registered user to obtain an exclusive voiceprint model belonging to the registered user. Finally, the electronic device uses the exclusive voiceprint model to generate a registered user representation based on the voiceprint feature of the voice of the registered user, and uses the registered user representation as a reference standard to realize voiceprint recognition on a voice of a speaker. Since the exclusive voiceprint model is trained based on voiceprint features of personal voices of the registered user, the registered user representation generated can accurately express voiceprint features of the user, thereby improving accuracy of voiceprint recognition.

Abstract: The present disclosure relates to a semiconductor device.

Abstract: A battery includes a housing, an electrode assembly, a first tab, and a protective member. The electrode assembly is accommodated in the housing, and the electrode assembly includes a first electrode plate, a second electrode plate, and a separator, where the first electrode plate and the second electrode plate have opposite polarities, and the separator is arranged between the first electrode plate and the second electrode plate. The first tab includes a first portion, a second portion, and a third portion, where the second portion connects the first portion and the third portion, the first portion is connected to the first electrode plate, and the third portion extends out of the housing. The protective member is fixed to the separator or the second portion, and the protective member is located between the second portion and the electrode assembly to insulate and isolate the second portion from the second electrode plate.

Abstract: A computer system and a server are provided, to improve heat dissipation of the computer system and improve deployment space utilization of processors. The computer system includes a heat dissipation layer, a computing layer, and a high-speed layer. The computing layer includes a processor configured to generate an electrical signal. The heat dissipation layer includes a heat dissipation structure, the heat dissipation structure is coupled to the processor, and the heat dissipation structure is configured to dissipate heat for the processor. The high-speed layer includes a cable module configured to transmit the electrical signal, and the cable module is coupled to the processor.

Abstract: This application discloses a voiceprint recognition method, a graphical interface, and an electronic device. In the voiceprint recognition method, a voiceprint model is preset in the electronic device, and then the electronic device trains and updates the preset voiceprint model based on a voiceprint feature extracted from a voice of a registered user to obtain an exclusive voiceprint model belonging to the registered user. Finally, the electronic device uses the exclusive voiceprint model to generate a registered user representation based on the voiceprint feature of the voice of the registered user, and uses the registered user representation as a reference standard to realize voiceprint recognition on a voice of a speaker. Since the exclusive voiceprint model is trained based on voiceprint features of personal voices of the registered user, the registered user representation generated can accurately express voiceprint features of the user, thereby improving accuracy of voiceprint recognition.

Abstract: The present invention relates to a vehicle data communication and interaction system and a construction method thereof. The system includes a first test vehicle placed in an environment perception test platform and a second test vehicle placed in a rotating hub test platform, an intelligent-electronic control unit (i-ECU), a vehicle control unit (VCU), and a vehicle bottom electronic control unit that are communicatively connected with each other are mounted on each of the first test vehicle and the second test vehicle, and a sensor is further mounted on the first test vehicle. The first test vehicle is communicatively connected to the second test vehicle, and specifically, the VCU or a network gateway is connected via the sensor, to implement a communication connection between the two test vehicles.

Abstract: A whole vehicle in-loop test system of an intelligent automobile, including: a rotary drum platform, used for simulating a longitudinal movement of a test vehicle; an environment perception platform, disposed at a front end of the rotary drum platform, used for simulating a transverse movement of a test vehicle, and including a support base at a lower portion and a vehicle placing platform at an upper portion, where a transverse drive wheel is mounted at the lower portion of the support base, and the transverse drive wheel moves along a transverse track disposed on the ground; and a target vehicle simulation unit, disposed at a periphery of the environment perception platform, and configured to simulate a target vehicle.

Abstract: A backlight module and a display device, including a diffuser plate and a back plate. The back plate includes a bottom plate and a side wall surrounding the bottom plate, the diffuser plate is connected with the side wall; a plurality of light-emitting bodies are provided on an inner wall of the back plate, the diffuser plate is positioned at an out-light side of the light-emitting bodies, an air source assembly and a plurality of nozzles are provided on an outer wall of the bottom plate; the air source assembly is in communication with each nozzle for conveying compressed air to each nozzle, air jet holes are cut on the bottom plate at positions corresponding to each air jet port of the nozzles, and the nozzles are used for spraying the compressed air through the air jet holes to form air supporting columns to support the diffuser plate.

Abstract: A backlight module and a display device, including a diffuser plate and a back plate. The back plate includes a bottom plate and a side wall surrounding the bottom plate, the diffuser plate is connected with the side wall; a plurality of light-emitting bodies are provided on an inner wall of the back plate, the diffuser plate is positioned at an out-light side of the light-emitting bodies, an air source assembly and a plurality of nozzles are provided on an outer wall of the bottom plate; the air source assembly is in communication with each nozzle for conveying compressed air to each nozzle, air jet holes are cut on the bottom plate at positions corresponding to each air jet port of the nozzles, and the nozzles are used for spraying the compressed air through the air jet holes to form air supporting columns to support the diffuser plate.

Abstract: A method for evaluating a health status of a doctor blade of a papermaking machine includes obtaining doctor blade-related data, wherein the doctor blade-related data includes working condition data, status monitoring data, and design parameter data of the doctor blade, performing data pre-processing on the doctor blade-related data in a predetermined pre-processing manner to obtain a pre-processed data set, wherein the pre-processed data set includes processed data respectively corresponding to the working condition data, the status monitoring data, and the design parameter data. performing feature extraction on the pre-processed data set in a predetermined feature extraction manner, and processing extracted features to obtain processed feature data, and evaluating with respect to working condition, status monitoring, and design parameter respectively based on the processed feature data, to perform a comprehensive evaluation on the health status of the doctor blade of the papermaking machine.

Abstract: The present invention belongs to the field of biomedicine, and provided is a PEG-modified polypeptide capable of inhibiting gp96, which comprises PIBC linked by a covalent bond and PEG having an average molecular weight of 20,000-40,000. Further provided is a method for preparing the PEGylated polypeptide, a drug or preparation comprising the PEGylated polypeptide, and a use of the PEGylated polypeptide.

Abstract: The present invention relates to a vehicle data communication and interaction system and a construction method thereof. The system includes a first test vehicle placed in an environment perception test platform and a second test vehicle placed in a rotating hub test platform, an i-ECU, a VCU, and a vehicle bottom electronic control unit that are communicatively connected with each other are mounted on each of the first test vehicle and the second test vehicle, and a sensor is further mounted on the first test vehicle. The first test vehicle is communicatively connected to the second test vehicle, and specifically, the VCU or a network gateway is connected via the sensor, to implement a communication connection between the two test vehicles. Accordingly, the complexity of the connection with the VCU can be simplified, and real-time efficiency data interaction between two test vehicles may be implemented, so that the test vehicle has complete full vehicle performance and a real-time operation response.

Abstract: A whole vehicle in-loop test system of an intelligent automobile, including: a rotary drum platform, used for simulating a longitudinal movement of a test vehicle; an environment perception platform, disposed at a front end of the rotary drum platform, used for simulating a transverse movement of a test vehicle, and including a support base at a lower portion and a vehicle placing platform at an upper portion, where a transverse drive wheel is mounted at the lower portion of the support base, and the transverse drive wheel moves along a transverse track disposed on the ground; and a target vehicle simulation unit, disposed at a periphery of the environment perception platform, and configured to simulate a target vehicle.

Abstract: A manufacturing method for an air bridge structure includes forming a first photoresist structure on a substrate. The first photoresist structure includes a first opening that reveals the substrate. The manufacturing method further includes forming a bridge supporting structure on the substrate by depositing an inorganic bridge supporting material on the substrate based on the first opening in the first photoresist structure, and stripping the first photoresist structure after the deposition. Then, the manufacturing method includes forming a second photoresist structure on the substrate. The second photoresist structure includes at least a second opening that reveals at least a portion of the bridge supporting structure on the substrate. Then, the method include forming the air bridge structure by depositing an air bridge material on the substrate based on the second opening and stripping the second photoresist structure after the deposition. Further, the bridge supporting structure can be removed.