Abstract: An inertial regulation active suspension system based on posture deviation of a vehicle and a control method thereof are provided. The system comprises a vehicle body, an inertial measurement unit, an electronic control unit, a servo controller group, a plurality of wheels, suspension servo actuating cylinders respectively corresponding to the wheels, and displacement sensors for measuring a stroke of the suspension servo actuating cylinders. The electronic control unit reads posture parameters of the vehicle body measured by the inertial measurement unit, and calculates a deviation between the postures of the vehicle body at a current moment and at a previous moment, and then outputs posture control parameters to the servo controller group. The servo controller group controls extension and retraction of each of the suspension servo actuating cylinders according to the posture control parameters and displacement feedback values of the displacement sensors.

Abstract: The present invention provides a liquid-cooled integrated cabinet, which belongs to the technical field of servers, and comprises a main body. A power distribution module is provided at the upper end of the main body, and multiple computing power modules which constitute a computing power center are parallelly provided on one side of the lower end of the main body; cooling fans stacked on top and bottom in multiple layers are arranged on the other side thereof; the computing power module is cooled by a liquid-cooled module, and the liquid-cooled module is a front and rear drawing structure relative to the main body. The cooling fan bears 8%-12% of the heat dissipation capacity. A cold plate shell in the liquid-cooled module contacts and conducts heat with a chip in the computing power module.

Abstract: The present disclosure provides coating compositions that can be cured at fast rates as well as coatings and cured products formed from the coating compositions. The coating compositions include an acylgermane photoinitiator that leads to fast cure speeds. The coating compositions include primary coating compositions and secondary coating compositions. The coating compositions can be cured to form primary and secondary coatings of optical fibers. The primary coatings feature low Young's modulus and high tear strength. The primary coatings provide good microbending performance and are resistant to defect formation during the fiber draw process and subsequent handling operations. The secondary coatings feature high Young's modulus and good puncture resistance.

Abstract: The present disclosure relates to searching for and committing low-frequency data to a database. An example method generally includes receiving, from a requesting application, a query for data from the data repository. A database system retrieves a set of indices associated with the data specified in the query from an index table in the data repository. Upon determining that the set of indices comprises a non-null set, the database system retrieves records associated with each index in the set of indices from a data table associated with the index table and returns the retrieved records to the requesting application.

Abstract: An air supply device with an annular air outlet and a design method thereof are provided. The device includes an air delivery section arranged in a horizontal plane and communicated with a plurality of air-out sections, wherein an axis of each of the plurality of air-out sections is in a vertical direction; the air delivery section and the plurality of air-out sections are respectively provided with air return ducts communicated with each other, the air return ducts each have a fresh air duct provided therein; an axis of the fresh air duct is parallel to an axis of corresponding air return duct of the air return ducts, and the fresh air duct and the corresponding air return duct are equal in length, the plurality of air-out sections are arranged above office cubicles in a room.

Abstract: Certain aspects of the present disclosure generally relate to a semiconductor device implemented with multiple channels in a gate-all-around (GAA) high-electron-mobility transistor (HEMT) and techniques for fabricating such a device. One example semiconductor device generally includes a substrate; a first gate layer disposed above the substrate; a first barrier layer disposed above the first gate layer; a first channel region disposed above the first barrier layer; a second barrier layer disposed above the first channel region; a second gate layer disposed above the second barrier layer; a third barrier layer disposed above the second gate layer; a second channel region disposed above the third barrier layer; a fourth barrier layer disposed above the second channel region; a source region; and a drain region.

Abstract: Disclosed are examples of 3D metal-insulator-metal (MIM) capacitor structures, e.g., in semiconductor packages. The disclosed 3D MIM capacitors provide high capacitance in small areas. As such, the disclosed 3D MIM capacitors may be used as decoupling capacities for high performance computing (HPC) processors.

Abstract: Method, systems and apparatuses may provide for technology that divides an application into a plurality of portions that are each associated with one or more functions of the application and determine a plurality of transition probabilities between the plurality of portions. Some technology may also receive at least a first portion of the plurality of portions, and receive a relation file indicating the plurality of transition probabilities between the plurality of portions.

Abstract: A vehicle-mounted motion simulation platform based on active suspension and a control method thereof is provided. The vehicle-mounted motion simulation platform includes a vehicle body, a motion simulation platform fixedly connected to the vehicle body, an upper computer for posture control, a gyroscope, a plurality of wheels, and suspension servo actuating cylinders and displacement sensors corresponding to the wheels respectively, an electronic control unit, and a servo controller group. The electronic control unit calculates posture control parameters based on the posture instructions of the motion simulation platform input by the upper computer for posture control and posture information of the motion simulation platform measured by the gyroscope, and then outputs the posture control parameters to the servo controller group.

Abstract: Provided are a magnetic bearing compressor, an air conditioner and a protective air gap value setting method. The magnetic bearing compressor includes: a rotor, a magnetic bearing, a sensor, and a control device. The magnetic bearing is sleeved on the rotor; the sensor is arranged on the magnetic bearing and is configured to detect a distance value between the rotor and the sensor on a preset plane; the control device is configured to receive the distance value and determine the minimum distance value and the maximum distance value between the rotor and the magnetic bearing according to the distance value, and obtain an absolute value of a difference of the maximum distance value and the minimum distance value; and the control device obtains a protective air gap value according to the absolute value and a preset protection coefficient when the absolute value is less than or equal to a preset air gap value.

Abstract: A laminating apparatus for a curved screen including a base, an elastic component, a backing plate, and a flexible pressing mold, where the backing plate is arranged above the base, the elastic component is connected to the backing plate, the flexible pressing mold covers the backing plate, and a top of the flexible pressing mold is arranged as a curved surface adapted to a shape of a screen; and the base includes a main body and two side beams connected to two sides of the main body, the side beams are higher than the main body in a vertical direction, the side beams are provided with grooves and supporting parts extending along length directions of respective side beams, and two sides of the flexible pressing mold extend outward to cover the supporting parts and reach into the grooves.

Abstract: The disclosure discloses a server, which includes a housing, a plurality of hash boards, a control module, a power supply module, an electrical connection board and a heat dissipation nodule, wherein a second accommodation space is suitable for assembling a power supply module. A plurality of hash boards are slidably arranged in a first accommodation space of the housing. The control module is slidably arranged in a third accommodation space of the housing, and the power module is slidably arranged in a fourth accommodation space of the housing. The hash board, the power module, the control module and the power supply module are respectively connected with the electrical connection board. The power supply module supplies power to the hash board through the electrical connection board, and the power supply module supplies power to the control module through the electrical connection board.

Abstract: The disclosure provides a server including a housing in the shape of a frame structure, a plurality of Hash boards disposed side by side in the housing along a first direction, and a cooling module configured to cool at least the plurality of Hash boards; each of the plurality of Hash boards are disposed perpendicularly to the first direction, and each Hash board includes a board body provided with a Hash chip; the cooling module includes at least one first cooling plate disposed on the board body, a water-cooling plate disposed on a side surface of the board body, and at least one heat pipe disposed on the board body; one end of the at least one heat pipe is disposed on the at least one first cooling plate, and the other end is disposed on the water-cooling plate.

Abstract: The disclosure provides a server including a housing, a plurality of Hash boards, a power module, a control module, a power supply module, and an electrical connection board. Each Hash board is disposed in the first accommodation cavity of the housing; the power module is disposed in the second accommodation cavity; the control module is slidably disposed in the third accommodation cavity; the power supply module is slidably disposed in the fourth accommodation cavity; the electrical connection board is disposed in the housing. The plurality of Hash boards, the power module, the control module, and the power supply module are all connected to the electrical connection board; the power module supplies power to the plurality of Hash boards via the electrical connection board, and the power supply module supplies power to the control module via the electrical connection board.

Abstract: The disclosure provides a combined motor stator which is configured to be cooperated with a rotor. The combined motor stator includes a stator yoke and a plurality of stator teeth. The stator yoke has a plurality of first mount structures. Each of the plurality of stator teeth has a second mount structure. The second mount structures of the stator teeth are respectively and removably mounted on the first mount structures of the stator yoke. Each of the second mount structures is in a dovetail shape.

Abstract: Systems and methods for generating simulation data based on real-world dynamic objects are provided. A method includes obtaining two- and three-dimensional data descriptive of a dynamic object in the real world. The two- and three-dimensional information can be provided as an input to a machine-learned model to receive object model parameters descriptive of a pose and shape modification with respect to a three-dimensional template object model. The parameters can represent a three-dimensional dynamic object model indicative of an object pose and an object shape for the dynamic object. The method can be repeated on sequential two- and three-dimensional information to generate a sequence of object model parameters over time. Portions of a sequence of parameters can be stored as simulation data descriptive of a simulated trajectory of a unique dynamic object. The parameters can be evaluated by an objective function to refine the parameters and train the machine-learned model.

Abstract: Methods, systems, and devices for double side back-end-of-line (BEOL) metallization for pseudo through-silicon via (pTSV) integration are described. An integrated circuit (IC) may include multiple metallic layers integrated within multiple layers of a multi-dimensional integrated stack (e.g., a three dimensional (3D) integrated stack). By performing a BEOL metallization process, the integrated circuit may implement techniques for 3D vertical chip integration. For example, a first set of layers may be formed during a first portion of a BEOL process and a second portion of the BEOL process may integrate a second set of metallic layers as well as a buried power delivery network (PDN). The metallic layers may form a number of pTSVs and may promote a PDN to experience a reduced PDN IR drop. The PDN may be integrated and the pTSVs may be formed by integrating the metallic layers within a number of dielectric layers.

Abstract: Certain aspects of the present disclosure generally relate to a semiconductor device with buried rails (e.g., buried power and ground rails). One example semiconductor device generally includes a substrate; a first rail, wherein a portion of the first rail is disposed in the substrate, the portion of the first rail having a first width greater than a second width of another portion of the first rail; a second rail, wherein a portion of the second rail is disposed in the substrate, the portion of the second rail having a third width greater than a fourth width of another portion of the second rail; and one or more transistors disposed above the substrate and between the first rail and the second rail.

Abstract: Generally, the disclosed systems and methods implement improved detection of objects in three-dimensional (3D) space. More particularly, an improved 3D object detection system can exploit continuous fusion of multiple sensors and/or integrated geographic prior map data to enhance effectiveness and robustness of object detection in applications such as autonomous driving. In some implementations, geographic prior data (e.g., geometric ground and/or semantic road features) can be exploited to enhance three-dimensional object detection for autonomous vehicle applications. In some implementations, object detection systems and methods can be improved based on dynamic utilization of multiple sensor modalities. More particularly, an improved 3D object detection system can exploit both LIDAR systems and cameras to perform very accurate localization of objects within three-dimensional space relative to an autonomous vehicle.

Abstract: A semiconductor device comprising an N-type metal oxide semiconductor (NMOS) gate-all-around (GAA) transistor and a P-type metal oxide semiconductor (PMOS) GAA transistor with high charge mobility channel materials is disclosed. The semiconductor device may include a substrate. The semiconductor device may also include an NMOS GAA transistor on the substrate, wherein the NMOS GAA transistor comprises a first channel material. The semiconductor device may further include a PMOS GAA transistor on the substrate, wherein the PMOS GAA transistor comprises a second channel material. The first channel material may have an electron mobility greater than an electron mobility of Silicon (Si) and the second channel material may have a hole mobility greater than a hole mobility of Si.