4results about How to "Realize autonomous and controllable" patented technology

The invention relates to the technical field of solar cells, in particular to a five-junction solar cell based on bonding of a composite substrate and a wafer and a preparation method of the five-junction solar cell, and the preparation method comprises the following steps: 1) preparing a silicon-based InP film; 2) epitaxially growing a forward two-junction solar cell on the silicon-based InP thin film through MOCVD (Metal Organic Chemical Vapor Deposition); 3) epitaxially growing a reverse triple-junction solar cell on the GaAs substrate through MOCVD (Metal Organic Chemical Vapor Deposition); 4) heterogeneously integrating two sub-cells at the bottom of the silicon-based InP thin film and three sub-cells at the top of the gallium arsenide substrate through a wafer bonding technology; the three-junction solar cell and the preparation method thereof have the advantages that the performance is excellent, the collection efficiency of photon-generated carriers is effectively improved, the photoelectric conversion efficiency of the three-junction solar cell is improved, the application prospect is wide, and the like.

This invention belongs to the field of information security and relates to a security monitoring device based on a VPX architecture. It includes: a main processing module for processing and computing business data; a bridge module electrically connected to the main processing module for expanding auxiliary peripherals; a management and control module electrically connected to both the main processing module and the bridge module for system status monitoring and management; a network communication module electrically connected to the bridge module for providing four gigabit Ethernet interfaces to enable data interaction between systems; and a first level conversion module electrically connected to both the management and control module and the main processing module. This invention achieves end-to-end autonomous control from computation and control to security, enabling the perception and management of device health status, significantly improving fault diagnosis efficiency and system maintainability. It can operate stably in harsh environments such as national defense and aerospace, significantly improving system reliability and lifespan.

The invention provides an air gun control system. The air gun control system comprises a host, manifold pressure, a network switch, a deck interface unit, a deck power supply unit, a time controller and a subarray, the host is in pressure connection with a manifold through a serial port line and is also connected with the network switch through a network cable, the deck interface unit is connected with the network switch and the deck power supply unit through cables, the time controller is a time receiving and control device, is connected with the network switch and is connected to the host, and the subarrays are connected with the deck interface unit through seismic cables. Each subarray is designed to be an independent module and is located below the water surface, and data interaction between underwater equipment and deck equipment is achieved. The air gun control system provided by the invention has a modular design and a simple structure, and can effectively reduce the system cost and improve the operation convenience.

The application provides a modeling method and system of an airport landscape database, wherein the method comprises the following steps: generating an airport terrain database based on basic geographic data of a target area, extracting ground features based on the airport terrain database, and constructing an airport core model matched with the ground features; generating a peripheral scene model based on geographic vector data and / or basic geographic data; modularly packaging the airport terrain database, the airport core model and the peripheral scene model, and triggering the polymorphic material interface of each module after packaging to switch the model texture based on external environment driving data, so as to generate a target airport landscape database, which solves the problems of scattered visual scene modeling tools, complicated conversion and the bottleneck of low-end commercial engines in dynamic scene rendering and frame rate stability in the prior art, greatly improves the development efficiency of large-scale airport landscapes, and comprehensively meets the strict requirements of high-level flight simulators on high immersion, high fidelity and deeply customized visual environment.