Abstract: Systems and techniques are provided for performing semantic image segmentation using a machine learning system (e.g., including one or more cross-attention transformer layers). For instance, a process can include generating one or more input image features for a frame of image data and generating one or more input depth features for a frame of depth data. One or more fused image features can be determined, at least in part, by fusing the one or more input depth features with the one or more input image features, using a first cross-attention transformer network. One or more segmentation masks can be generated for the frame of image data based on the one or more fused image features.

Abstract: An integrated circuit includes a substrate and a semiconductor material layer over the substrate. The integrated circuit includes a first source structure in the semiconductor material layer. The first source structure includes a first doped well. The integrated circuit includes a drain structure in the semiconductor material layer. The drain structure includes a second doped well. The integrated circuit includes a second source structure in the semiconductor material layer. The second source structure includes a third doped well. The drain structure is between the first source structure and the second source structure. The integrated circuit includes a first deep trench isolation (DTI) extending through the first doped well; and a first thermal contact extending through the first DTI. The thermal contact is in direct contact with the substrate. The first DTI is between the thermal contact and the first doped well.

Abstract: The present application provides a thermal power plant seawater desalination and lithium extraction system, including a seawater desalination apparatus and a seawater lithium extraction apparatus. The seawater desalination apparatus is connected to a power supply of a thermal power plant or a peak load and frequency regulation power supply line, so that the seawater desalination apparatus is supplied with power through surplus power of the thermal power plant; the seawater desalination apparatus is connected to a turbine extraction steam system of the thermal power plant, so that heat is supplied to the seawater desalination apparatus through the turbine extraction steam system; the seawater lithium extraction apparatus is connected to the seawater desalination apparatus, so that concentrated seawater generated in a process of desalinating seawater by the seawater desalination apparatus is introduced into the seawater lithium extraction apparatus as a raw material for a seawater lithium extraction process.

Abstract: A data processing method, an apparatus, a device, and a medium in a blockchain fund settlement system are provided. A data processing method in a blockchain fund settlement system, performed by at least one processor of a settlement institution terminal, includes: querying, on a blockchain, a settlement request that is to be processed by the settlement institution terminal between a fund settlement initiator and a fund settlement recipient, the settlement request being generated by an initiator terminal of the fund settlement initiator and recorded on the blockchain; receiving the settlement request based on the querying; and generating a settlement result of a settlement performed according to the settlement request, and recording the settlement result on the blockchain.

Abstract: Disclosed herein is a micro LED projector comprising: a micro LED panel and a collimator unit. The micro LED structure in the micro LED panel comprises a mesa structure and a micro lens formed above the micro mesa structure, a p type semiconductor layer, an n type semiconductor layer and a light emitting layer formed between the p type semiconductor layer and the n type semiconductor layer. The center of the micro lens is at a straight line which connects the center of the light emitting layer with the center of the collimator unit. The present disclosure decreases the volume and the weight of the micro LED projector.

Abstract: A method for preparing a solar cell is provided. The method includes providing a N-type silicon substrate; depositing a tunnel passivation structure on the first surface of the N-type silicon substrate, and then depositing a mask layer on the tunnel passivation structure; cleaning the second surface of the N-type silicon substrate; performing boron diffusion treatment on the cleaned second surface of the N-type silicon substrate and annealing treatment on the tunnel passivation structure in the same environment, so that a first emitter layer is formed on the second surface of the N-type silicon substrate and the tunnel passivation structure is crystallized; performing laser patterning treatment on the first emitter layer to form a second emitter region; depositing a passivation and anti-reflection film; and forming a first electrode and a second electrode.

Abstract: Disclosed herein are a micro LED display device comprising: at least one monolithic micro LED projectors, formed to generate monochrome images separately in a same color or in a different color; an optical waveguide, formed to receive the monochrome images respectively from the monolithic micro LED projectors, deliver the monochrome images and overlap the monochrome images into an objective image; wherein, the monolithic micro LED panel comprises a micro LED array, use micro LEDs for pixels; the chief ray angle of some micro LEDs are different.

Abstract: Disclosed herein are a micro LED package structure and a micro LED optical module. The micro LED package structure comprises: a main circuit board, several circuit branches and several micro LED panels. The main circuit boar comprises a printed circuit for controlling the micro LED panels; the circuit branches are separately connected with the main circuit board; and, the micro LED panels are separately configured onto the end surfaces of the circuit branches. The disclosure simplifies the package structure of the micro LED, controls the chief ray angle of the micro LED structure, reduces the loss of the light emitting from the sidewall of the mesa, and further decreases the volume and the weight of the micro LED optical module.

Abstract: The present application provides a film preparation method, a solar cell, a photovoltaic device, and a photovoltaic system. The film preparation method includes forming a first passivation layer on a first surface of a substrate by using a first preparation technique; and forming a second passivation layer on a surface of the first passivation layer away from the substrate by using a second preparation technique, a material of the second passivation layer is the same as that of the first passivation layer; wherein a passivation layer forming speed of the first preparation technique is lower than that of the second preparation technique, and a passivation effect of the first passivation layer is better than that of the second passivation layer.

Abstract: A method for balancing a cross-domain broadcast network load of a blockchain includes is provided. By evenly distributing the load of cross-domain broadcasting to multiple cross-domain nodes, a utilization rate of a blockchain system can be increased, and ability of processing transactions in the blockchain can be improved. A computer device and a non-transitory computer-readable storage medium are further provided.

Abstract: A rollable display device is provided. The rollable display device includes a flexible display panel, a storage mechanism, and an actuating mechanism. The storage mechanism includes a rotary component. The rotary component includes a rotary member and a rotating shaft member rotatably connected to the rotary member. The aforesaid rollable display device allows the flexible display panel to realize bidirectional stretching under movement of the actuating mechanism, thereby increasing a rolled-up radius of the flexible display panel.

Abstract: A method of making an integrated circuit includes operations related to forming an oxide layer over a top surface of a substrate; depositing a layer of semiconductor material over the oxide layer; and manufacturing a thermal substrate contact extending through the layer of semiconductor material and the oxide layer to the top surface of the substrate. The thermal substrate contact is against, but does not extend through, the substrate. Manufacturing a thermal substrate contact further includes operations of etching a first opening through the layer of semiconductor material to expose the oxide layer; etching a second opening through the first opening to expose the substrate; and filling the first opening and the second opening with a conductive material.

Abstract: A server includes a computer case including a front window, a GPU assembly mounted in the computer case and including a module bracket, and a locking assembly comprising a latching member. An end of the GPU assembly is located at the front window. The latching member is rotatably mounted at the front window and capable of switching between an unlocking state and a locking state, the module bracket is provided with a locking member corresponding to the latching member. In the locking state the latching member is at least partially inserted into the locking member to limit the GPU assembly in the computer case, and in the unlocking state, the latching member is disengaged from the locking member.

Abstract: A solar cell is provided. The solar cell includes: an N-type silicon substrate having a first surface and a second surface, a tunnel passivation structure and a first passivation and anti-reflection film formed on the first surface, a boron-doped emitter structure layer including a first emitter layer and a second emitter region formed on the second surface, a second passivation and anti-reflection film formed on the emitter structure layer, a first electrode configured to be in electrical contact with the second emitter region, and a second electrode configured to be in electrical contact with the tunnel passivation structure. The solar cell of the present application has a selective emitter structure. The metal contact region has a large junction depth to meet the metallization requirements. The region outside the metal contact region has a small junction depth to improve the optical response.

Abstract: A solar cell is provided. The solar cell includes: an N-type silicon substrate having a first surface and a second surface, a tunnel passivation structure and a first passivation and anti-reflection film formed on the first surface, a boron-doped emitter structure layer including a first emitter layer and a second emitter region formed on the second surface, a second passivation and anti-reflection film formed on the emitter structure layer, a first electrode configured to be in electrical contact with the second emitter region, and a second electrode configured to be in electrical contact with the tunnel passivation structure. The solar cell of the present application has a selective emitter structure. The metal contact region has a large junction depth to meet the metallization requirements. The region outside the metal contact region has a small junction depth to improve the optical response.

Abstract: Disclosed are an earcap structure and an earphone. The earcap structure includes an earcap body provided with an installation channel, the installation channel is sleeved on an outside of an in-ear body of an earphone, a cavity is provided in a wall of the installation channel, and the cavity is filled with a fluid filler to make the cavity squeezed and deformed in response to that an outside of the earcap body is in contact with a concha cavity.

Abstract: A semiconductor device includes a gate structure, a drift region, a source region, a drain region, a first doped region, and a second doped region. The gate structure is over a semiconductor substrate. The drift region is in the semiconductor substrate and laterally extends past a first side of the gate structure. The source region is in the semiconductor substrate and adjacent a second side of the gate structure opposite the first side. The drain region is in the drift region. The first doped region is in the drift region and between the drain region and the gate structure. The second doped region is within the drift region. The second doped region forms a P-N junction with the first doped region at a bottom surface of the first doped region.

Abstract: A method for parking control is provided in the present application, which includes the following steps: determining whether a single-pedal mode is activated; determining whether conditions for deceleration control are met when the single-pedal mode is activated; controlling the new-energy vehicle to decelerate when the conditions for deceleration control are met; determining whether conditions for sending a brake request to a motor controller are met during a process of controlling the new-energy vehicle to decelerate; sending the brake request to the motor controller when the conditions for sending a brake request to the motor controller are met; and sending a parking request to an electronic handbrake when the new-energy vehicle is in the brake mode and the speed of the new-energy vehicle is smaller than the third preset value for a third preset time, enable the new-energy vehicle to enter in a parking mode.

Abstract: Provided are a method and an apparatus for predicting a demanded net energy for maintenance, and an electronic device. The method comprises: acquiring a heart rate data of a target pig (110); and on the basis of the heart rate data and a pre-trained net energy demand prediction model, acquiring a demanded net energy for maintenance of the target pig, wherein the net energy demand prediction model is a neural network model acquired by a productivity parameter-based training (120). According to the method, a prediction based on the heart rate data of a pig is effectively introduced in the prediction process of the demanded net energy for maintenance of the pig. Moreover, the overall prediction process is simplified and optimized, so as to conveniently and quickly predict the demanded net energy for maintenance of the pig in real-time with improved reproducibility and applicability.