14results about How to "Reduce interface" patented technology

The invention provides an end-to-end automatic driving system and method. The system comprises an environment sensing module, a feature extraction module, a data fusion module, a decision generation model module and a decision analysis module. The environment sensing module comprises a plurality of types of sensors, and each sensor collects environment information data of different modes. The feature extraction module extracts features of each modal environment information data. And the data fusion module fuses the features of the modal environment information data to obtain fused features. The decision generation model module determines a driving decision by using a trained decision generation model based on the fusion features. And the decision analysis module converts the driving decision output by the decision generation model module into a specific vehicle control instruction. The method has higher adaptability to complex and dynamic driving scenes, reduces the cost of data annotation during training, and improves the generalization ability of the model in various driving scenes.

The invention provides a test sample and a preparation method thereof, and the preparation method comprises the steps: forming an initial sample: forming a groove in a semiconductor substrate layer, and enabling the groove to extend into a part of the semiconductor substrate layer from one side surface of the semiconductor substrate layer; forming a superlattice layer on the inner wall of the groove and the surface of the semiconductor substrate layer at the side part of the groove; forming an insulating protection layer on the surface of one side, deviating from the semiconductor substrate layer, of the superlattice layer; forming a conductive layer on the surface of one side, deviating from the superlattice layer, of the insulating protection layer, wherein the groove in one side, deviating from the insulating protection layer, of the conductive layer serves as a gap; and cutting the initial sample by adopting a focused ion beam to form a test sample, and enabling a cutting surface adopted by cutting to pass through the gap and to be vertical to the semiconductor substrate layer.

The present invention discloses a clothes dryer bracket, which is an inflatable bracket. The inflatable bracket includes at least three frames, which are connected as a whole to form an integrated frame. The inflatable bracket has a structure with a hollow accommodating space formed by connecting the frames, and air passages that are interconnected are provided between the frames; and an air pumping and inflation interface is provided on the integrated frame. The present invention also discloses a method for making a clothes dryer bracket, which includes the following steps: S1, making a sheet; S2, fixing it according to a set trajectory to form an integrated frame blank; S3, sealingly connecting the integrated frame blanks at both ends. The clothes dryer bracket of the present invention has fewer interfaces, and the integrated air passages are interconnected and not easy to leak. The finished product has uniform pressure resistance and high stability, and the design of the integrated frame structure also reduces the cost. The production method of the clothes dryer bracket of the present invention can reduce the difficulty of the production process, and effectively reduce the number of interfaces of the finished product, saving processing time and manufacturing cost.

The utility model relates to an oil cooling motor with a spraying oil pipe, which comprises a shell, a stator, a rotor and a spraying pipe assembly, a cover plate A and a cover plate B are respectively fixed at two ends of the shell, a gap is reserved between the stator and the shell, the spraying pipe assembly is fixed in the gap, the spraying pipe assembly comprises an axial spraying oil pipe and a circumferential spraying oil pipe which are connected with each other, oil holes are formed in the axial spraying oil pipe and the circumferential spraying oil pipe, an oil inlet pipe is further arranged on the shell, and the oil inlet pipe is communicated with the axial spraying oil pipe and / or the circumferential spraying oil pipe; the rotating shaft is provided with an axial oil duct, the axial oil duct is further provided with a side wall oil hole, the cover plate A or the cover plate B is provided with a radial oil inlet pipeline, one end of the radial oil inlet pipeline is communicated with the axial spraying oil pipe, the other end of the radial oil inlet pipeline extends outwards into the axial oil duct, the rotor core is provided with a radial oil throwing passage, and the side wall oil hole is communicated with the radial oil throwing passage. The stator of the motor is cooled more uniformly, and the overall heat dissipation efficiency is high.

The invention discloses an end underframe structure suitable for a slewing bearing bogie, comprising an end component, a stainless steel side beam, a bolster component, a traction beam component and an end reinforcement beam component. The invention is characterized in that the end component, the end reinforcement beam component and the stainless steel side beams on both sides constitute a square frame, a cross-shaped structure vertically connected by a bolster component and a traction beam component is connected inside the frame, a center hole is opened at the center of the bolster beam, a flange connector is arranged in the center hole for connecting the slewing bearing bogie, a car body and a bogie are connected only by a slewing bearing without other interfaces, so that the vehicle can be assembled quickly; the application of the slewing bearing increases the relative rotation angle between the car body and the bogie, and ensures the small curve passing ability of the vehicle. The invention simplifies the force relationship between the car body and the bogie, increases the accuracy of the finite element simulation analysis results, and contributes to the weight reduction design of the car body and the improvement of the vehicle comfort.

The application relates to a multi-channel circuit simplified self-powered flexible fabric keyboard, a preparation method and application, and relates to the field of textiles. The application combines a textile process and a friction nanometer generator technology to prepare a self-powered flexible fabric keyboard which is free of a power supply, soft and washable by arranging a sensing unit in a hollowed-out notch of a spacing layer; during the weaving process of the sensing unit of the self-powered flexible fabric keyboard, the surface of a dielectric layer is provided with an arch structure by changing the tension difference between two surfaces of the fabric, the relative surface area of the fabric is increased, and the electric signal of the sensing unit is amplified; in addition, the application can make different sensing units generate different waveform electric signals by changing the material of the dielectric layer and the arrangement combination of the sensing unit, reduce a line interface, and thus realize multi-channel circuit simplification.

The present invention provides a variable flow heat exchanger device suitable for electric vehicles, comprising: an off-vehicle heat exchanger body 1; the off-vehicle heat exchanger body 1 comprises: a first header 2, an inlet assembly 3, an outlet assembly 4, a second header 9, and a flat tube component 10; the inlet assembly 3 is connected to the first header 2; the outlet assembly 4 is connected to the first header 2; the flat tube component 10 is respectively connected to the first header 2 and the second header 9; the off-vehicle heat exchanger body 1 also comprises: a first bellows regulating valve 5, a second bellows regulating valve 6, a first side plate 7 and a second side plate 8; the first bellows regulating valve 5 can be closed or separated from the second side plate 8; the second bellows regulating valve 6 can be closed or separated from the first side plate 7; the present invention can realize self-adjusting variable flow distribution.

The invention discloses a hot pressing method of an ion battery. The method comprises the following steps: preheating treatment; performing hot pressing treatment; in the hot-pressing treatment, the hot-pressing pressure P2, the hot-pressing temperature T2 and the hot-pressing time t2 are controlled to meet the condition that P2 * T2 * t2 * 10 <-3 > is more than 0.07 and less than 1. The battery hot-pressing method can obviously improve the discharge rate capability of the battery, so that the electrical property of the battery reaches a good state.

This utility model relates to the field of energy storage technology, and in particular to a photovoltaic-storage off-grid device. An off-grid photovoltaic-storage device includes an integrated cabinet housing a battery pack, a PCS module, an STS module, and an EMS module. The STS module is connected to the power grid and the EMS module, and is used to detect the grid status and send a status signal to the EMS module when the grid is de-energized. The EMS module is used to control the PCS module to switch from grid-connected mode to off-grid mode based on the status signal, so that the battery pack can supply power to the load; it is also used to switch the PCS module back to grid-connected mode when the grid is restored.

The invention belongs to the technical field of medical breathing support equipment, and discloses a breathing machine gas path system and a use method, the system comprises an air input channel, an oxygen input channel, an air-oxygen mixing device and a controller; one end of the air-oxygen mixing device is provided with an air mixing inlet and an oxygen mixing inlet, and the other end is connected with a mixing output pipeline; the oxygen mixing inlet is connected with a Venturi tube arranged in the air-oxygen mixing device; the mixed output pipeline is connected with an anti-suffocation valve through a pipeline, the other end of the anti-suffocation valve is connected with a breathing connector through a pipeline, and the pipeline for connecting the anti-suffocation valve and the breathing connector is connected with an anti-suffocation exhaust port through a bypass; a first two-position three-way normally-closed valve is connected to the pipeline connecting the anti-suffocation valve and the mixed output pipeline through a bypass. The two-position three-way normally-closed valves are combined with the air-oxygen mixing cavity, so that air path modularization and standardization are achieved, the system structure is remarkably simplified, and the number of parts and connectors is reduced.

The utility model relates to the technical field of automation control, in particular to a remote upgrading circuit based on a vehicle-mounted T-BOX. Comprising a vehicle-mounted T-BOX, a relay, a first controller and a second controller, the vehicle-mounted T-BOX comprises a main CAN-L interface and a main CAN-H interface, the first controller comprises a first CAN-H interface and a second CAN-L interface, the second controller comprises a second CAN-L interface and a second CAN-H interface, and the main CAN-H interface and the main CAN-L interface can be connected with the first CAN-H interface and the first CAN-L interface respectively through a relay. Or the second CAN-H interface and the second CAN-L interface can be respectively connected through the relay; compared with the prior art, one relay is used for realizing flashing and upgrading of two different controllers, and compared with two relays, the relay in the device needs fewer interfaces when being connected with the vehicle-mounted T-BOX.

This invention discloses an open pneumatic control system for cryogenic liquid rocket engines, belonging to the field of liquid rocket engine design. Compared to traditional closed pneumatic control systems, this invention eliminates the valve assembly box and replaces the control solenoid valve with a new type of solenoid valve with anti-backflow function, and replaces the pneumatic valve with an anti-backflow pneumatic valve. Eliminating the valve box also eliminates the need for the valve box cable, requiring only one control cable, reducing electrical interfaces and improving the reliability of electrical products. In the original closed system, fault isolation between solenoid valves was not possible; this invention, by eliminating the valve box, eliminates mutual interference between controlled valves, achieving fault isolation. The solenoid valve layout of this invention is more flexible, has higher structural reliability, facilitates fault isolation, improves functional reliability, and simultaneously reduces engine weight.

Embodiments of the present application provide a positioning method, device, equipment and readable storage medium, the method comprising: a first network element receiving a determination position request for a terminal sent by a second network element; the first network element responding to the determination position request, obtaining relevant information of a radio access network element accessed by the terminal from a third network element; the first network element sending a first request to the radio access network element accessed by the terminal according to the relevant information, the first request being used for requesting to obtain a positioning measurement result of the terminal, the first network element, the second network element and the third network element being other network elements in a local network except AMF.

A method for forming an optical device includes: providing a substrate, the substrate including a first substrate, a buried oxide layer on the first substrate, and a second substrate on the buried oxide layer; forming an initial third waveguide and a corresponding initial third groove in the second substrate, the initial third waveguide including an initial third starting region; forming a first dielectric layer in the initial third groove and on the initial third waveguide; removing part of the first dielectric layer and part of the initial third waveguide to form a third waveguide and a corresponding third groove in the second substrate, the third waveguide including a third starting region, a projected area of the third starting region on a surface of the substrate being smaller than a projected area of the initial third starting region on the surface of the substrate. The formed optical device can effectively reduce return loss.