27 results about "Graphics workstation" patented technology

The invention discloses a hardware-in-the-loop test of an automatic driving domain controller. The hardware-in-the-loop test comprises a real-time processor and a graphic workstation, the graphic workstation is used for generating simulated traffic scene information, generating simulated sensor information based on the simulated traffic scene information, and transmitting the simulated traffic scene information and first simulated sensor information in the simulated sensor information to the automatic driving domain controller; transmitting second simulation sensor information in the simulation sensor information to a real-time processor; the real-time processor is used for transmitting the second simulation sensor information to the automatic driving domain controller and receiving vehicle control information fed back by the automatic driving domain controller. According to the hardware-in-the-loop test system and device of the automatic driving domain controller and the storage medium provided by the invention, the problem that scene information is not matched with sensor sensing information during hardware-in-the-loop test can be avoided, and the test accuracy is improved.

The invention discloses an LKA function simulation test method and system considering man-machine interaction, and relates to the technical field of automobile intelligent driving testing, and the method comprises the steps: building a simulation model based on an upper computer system, and operating the simulation model through a lower computer system; scene simulation and configuration of a sensor model are carried out through a graphic workstation, and scene image data output by the graphic workstation are received in a video injection system and sent to a controller to be tested; a real EPS rack is used for executing transverse control related instructions, hand force of a steering wheel is fed back to a servo control system in a driving simulation cabin, and reproduced hand torque is transmitted to a real driver through a mechanical steering system. According to the method, the problem of insufficient environmental perception precision in a traditional simulation test is solved, the real-time performance of image data is guaranteed, the requirement of the to-be-tested controller for high timeliness of sensor data is met, the authenticity and reliability of an LKA function test are improved, and data support is provided for human-computer interaction optimization.

The application is suitable for the field of automobile auxiliary driving technology, and provides a HUD controller simulation test system based on VTD, which comprises a HUD controller, a graphic workstation, an upper computer system and a real-time system; the HUD controller is a real test piece; the upper computer system comprises a test management module, a dynamics module and an acquisition monitoring module; the graphic workstation is an Ubuntu system-based workstation, and the VTD simulation platform is configured in the workstation; the real-time system module comprises a real-time processor, a bus communication module and a power supply simulation module. The system and method can effectively save test cost, have high flexibility, good safety, high repeatability, high time efficiency and comprehensive test conditions.

The application discloses a kind of hardware-in-the-loop test of automatic driving domain controller, comprising: real-time processor and graphics workstation;Graphics workstation is used to generate simulation traffic scene information, simulation sensor information is generated based on simulation traffic scene information, first simulation sensor information in simulation traffic scene information and simulation sensor information, simulation traffic scene information and simulation sensor information are transmitted to automatic driving domain controller, second simulation sensor information in simulation sensor information is transmitted to real-time processor;Real-time processor is used to transmit second simulation sensor information to automatic driving domain controller, receives the vehicle control information that automatic driving domain controller feedback.This application provides the hardware-in-the-loop test system, device, storage medium of automatic driving domain controller, can avoid the problem that scene information and sensor perception information do not match when hardware-in-the-loop test, improves the accuracy of test.

1. Name of the designed product: graphic workstation (GX-901N-S-YZ). 2. Use of the designed product: the product is specially used for image and graphic related operation. 3. Design points of the designed product: in shape. 4. Picture or photo best indicating the design points: design 1 perspective view 1. 5. Design 1 is designated as the basic design.

A device for automatically detecting a through-hole rate of a honeycomb sandwich composite-based acoustic liner, including a customized tooling, a data acquisition system, a motion mechanism and a data processing system. The data acquisition system is configured to acquire a surface three-dimensional (3D) point cloud data of an acoustic liner using a two-dimensional (2D) laser profile sensor in a manner of parallel movement shooting, and connected with a graphics workstation. The motion mechanism includes an industrial robot, and the 2D laser profile sensor is fixed at an end of the industrial robot. The motion mechanism is configured to support the data acquisition system to perform translational scanning. The data processing system includes the graphics workstation, and plays a role of path planning and data storage. A method for automatically detecting a through-hole rate of a honeycomb sandwich composite-based acoustic liner is also provided.

The invention discloses a simulation test system and method for a vehicle control HIL rack, and relates to the technical field of vehicle simulation test. The simulation test system for the vehicle control HIL rack comprises a scene dynamics simulation module, the scene dynamics simulation module is in communication connection with a cluster control module and a scene display module, the cluster control module is in communication connection with a vehicle control HIL rack module, and the scene display module is in communication connection with the scene display module. The scene display module is in communication connection with the graphic workstation module and the vehicle control HIL rack module, and the graphic workstation module is in communication connection with the vehicle control HIL rack module. According to the invention, the problems that in an actual test, a complex driving environment and an emergency need a higher simulation capability, which proposes a higher requirement for the real-time performance and the processing capability of the system, and the data synchronization and transmission mode in the system is not described in detail are solved.

The invention provides a CAVE-based intelligent maintenance simulation system for a water pumping and storage turbine unit. The CAVE-based intelligent maintenance simulation system comprises a hardware part and a software part, the hardware part comprises CAVE equipment, a graphic workstation, sound equipment and motion capture equipment; the software part comprises an operation simulation and monitoring module, a maintenance process training and learning module, a typical maintenance scene module and a rendering synchronization module; through integration of hardware and software, user operation collected by motion capture equipment is taken as system input, a software operation simulation and monitoring module, a maintenance process training and learning module, a typical maintenance scene module and an expert explanation and training module are taken as maintenance simulation training contents, and under the action of a rendering synchronization module, real-time pictures are synchronized to CAVE equipment, so that maintenance simulation is realized. And the sound effect is output to the sound equipment, so that immersive water pumping and storage turbine unit simulation training can be provided for a user, professional learning, skill training and examination evaluation services are provided for hydropower station maintenance personnel, and visual guidance support can be provided for maintenance operation.

The invention discloses a simulation test method and system for a vehicle door opening early warning system, and the method comprises the steps: operating a simulation test scene through a graphic workstation, and enabling the simulation test scene to comprise a virtual vehicle carrying a virtual sensor, a traffic participant, and a truth value sensor; detecting the relative pose of the traffic participant and the virtual vehicle through a virtual sensor, and generating a detection result; based on the detection result, a controller carrying a vehicle door opening early warning system is used for outputting dangerous targets and early warning actions in the traffic participants; detecting the relative pose true value of each traffic participant and the virtual own vehicle through a true value sensor; the test result of the vehicle door opening early warning system is determined through the upper computer according to the relative pose truth value and the dangerous target and the early warning action output by the controller, the function and the performance of the vehicle door opening early warning system are evaluated, and the test efficiency and the development period of the vehicle door opening early warning system can be improved and prolonged through simulation.

The application discloses an image fusion system and method for endoscope three-dimensional navigation. The system comprises a graphic workstation, an optical positioning marker, an optical positioning system and an endoscope system, wherein the graphic workstation is used for importing pre-examination three-dimensional images, reconstructing and post-processing, extracting image point cloud data and optical point cloud data of a lesion and surrounding tissue structure, matching the image point cloud data and the optical point cloud data based on a point cloud registration algorithm, calculating a space transformation from a coordinate system of the optical positioning system to a coordinate system of the pre-examination three-dimensional images; calculating a space transformation from an endoscope visual angle coordinate system to the coordinate system of the pre-examination three-dimensional images; based on a real-time space position of the endoscope, real-time displaying a current field of view corresponding to a three-dimensional image of an endoscope image, and superimposedly and fusionally displaying the endoscope image. By using the application, the endoscope visual field two-dimensional image is combined with the pre-examination three-dimensional image, so that abundant image information is provided for doctors to perform endoscope examination and is used for auxiliary diagnosis.

The invention discloses a graphic workstation data transmission optimization method based on information security. The method comprises the following steps: S1, acquiring to-be-transmitted graphic data and a transmission situation parameter set; s2, constructing a transmission situation feature field, inputting an enhanced Fourier neural operator model, and generating a path constraint matrix and a transmission control action feasible set; s3, carrying out joint coding processing; s4, jointly inputting an improved Decision Transform model, introducing a projection double-dual mechanism, and generating a cooperative transmission control action; s5, executing multi-path security scheduling transmission control; s6, calculating a path constraint margin field; and S7, updating the transmission situation characteristic field. According to the method, multi-path safe and controllable transmission of the data of the graphic workstation in a complex network environment is realized, and the feasibility, the adaptivity and the overall transmission efficiency of a transmission decision are improved while the transmission safety is ensured.

The invention discloses a wind and snow scene simulation device and method for ADAS system hardware-in-the-loop test, and relates to the field of vehicle testing, and the method comprises the steps: S1, starting a real-time system, and operating a virtual vehicle dynamics model; s2, starting a graphic workstation, operating scene rendering software, and transmitting a scene picture to a display screen in the video camera obscura through an HDMI (High Definition Multimedia Interface); s3, verifying the validity of the two-way communication between the real-time system and the scene rendering software; s4, accessing the tested camera part to the system, and ensuring that the CAN bus communication is normal; s5, closed-loop test verification is carried out, and it is confirmed that the perception and planning decision function of the tested camera is normal; and S6, starting the snow scene simulation device, and executing a wind and snow scene test. According to the method, the test requirements of the ADAS in severe weather such as heavy snow are covered through accurate simulation of the wind and snow scene in the HIL stage, the ADAS algorithm can accept extreme scene verification in the initial development stage, and the integrity of the test scene is expanded.

The invention discloses an interactive simulation operation system for harbor quay crane operator training, which comprises a teacher end, a student end, a TOS system, a CMS system, a system rear end, a graphic workstation and a system server end, and is characterized in that the teacher end is used for configuring operation information, monitoring student operation processes, checking student scores and performing operation playback; the student end is used for simulating and controlling the quay crane to perform virtual operation; the TOS system is used for simulating a port operation system; the CMS monitors the state of the quay crane in real time; the system rear end is used for processing and storing operation data; the graphic workstation is used for calculating and rendering a 3D graph of a complex scene; and the system server is used for simulating data transfer, logic calculation and state synchronization of the operating system. According to the invention, the skill level and the emergency response capability of the operator can be obviously improved, and the training cost and the safety risk are reduced at the same time.

The present invention discloses a commercial vehicle assisted driving hardware-in-the-loop test system, which relates to the field of vehicle assisted driving test technology, and includes: a host computer module, which is used to build models, compile and download, monitor model operations, and read variables in the controller at the same time, run automated test commands and perform real-time monitoring; a real-time processor, which is used to receive vehicle dynamics information from the host computer and scene information in a graphics workstation, and send signals to the controller; a graphics workstation; a driving simulator; a controller to be tested; a vehicle positioning and high-precision map module; and a vision and radar simulation module. The present invention also provides a commercial vehicle assisted driving hardware-in-the-loop test method, which improves the reliability and accuracy of the environmental perception system, improves the test efficiency, and ensures the safety of the experiment.

The present invention proposes a low-orbit broadband satellite constellation compatibility simulation system. The system includes: a client deployed on a graphics workstation, and a server and simulation computing service library deployed in a service cluster. The client is used to configure simulation scenario information, call the communication link, interference analysis, and avoidance strategy calculation services of the simulation computing service library through the server to perform simulation deduction, display the simulation process, and generate an interference analysis compatibility simulation report. The server is used to serve as an interface between the client and the simulation computing service library, providing services to the client in the form of web services. The simulation computing service library is used to provide communication link, interference analysis, and avoidance strategy calculation and simulation services in the form of web services. The system of the present invention has the compatibility analysis capability of 2,000 satellite nodes and 2,000 ground station nodes.

The invention relates to a performance test device and test method for a vehicle-mounted sensing module. The tested camera module is arranged at one end in the video camera obscura main body, the illumination simulation module and the display screen are arranged at the other end in the video camera obscura main body, the display screen is connected with a graphic workstation in a visual rendering module, and the display screen is used for displaying a test scene rendered by the graphic workstation. The graphic workstation renders and displays a test scene and transmits information with the real-time module; the illumination simulation module and the display screen are located on the same side in the video camera obscura body and face the tested camera module so as to simulate an illumination scene during testing. The illumination simulation module is additionally arranged on the video camera obscura main body, so that the illumination environment test capability of hardware-in-the-loop test equipment is greatly improved.

The application discloses a CAD / CAE simulation method and system on cloud and a storage medium, and the CAD / CAE simulation system on cloud comprises a service security gateway, a virtual desktop resource pool and an HPC simulation cluster. The service security gateway is used for controlling connection of a user terminal, providing a user with a remote graphics started on cloud, and calling preset software for CAD / CAE pre-processing and post-processing in combination with the virtual desktop resource pool. The virtual desktop resource pool is used for providing the user with a graphics workstation on cloud to submit a simulation solving task to the HPC simulation cluster on cloud for simulation solving, and providing the user with downloading of a simulation solving result. The user can directly start a remote graphics on cloud, perform the CAD / CAE pre-processing and post-processing, and submit the simulation solving task to the high-performance computing cluster on cloud on the current graphics workstation, so that data transmission back and forth is not needed, the complexity and transmission time of data are reduced, and the computing efficiency is improved.

The present invention discloses a long-distance large target simulation device, which includes a support and suspension mechanism. A horizontal transportation mechanism is arranged on the support and suspension mechanism. The horizontal transportation mechanism includes a linear track connected to the support and suspension mechanism and a transportation cart installed on the linear track. A vertical transportation mechanism is arranged on the transportation cart, and a display screen serving as a load is arranged on the vertical transportation mechanism. Wherein, a controller is electrically connected to the drive modules in the horizontal transportation mechanism and the vertical transportation mechanism, the display screen is electrically connected to a graphics workstation, and the graphics workstation is electrically connected to the controller.

The present invention provides a spent fuel rod shearing process simulation system, comprising an operation console, a PC computer with a graphic workstation configuration and a programmable controller PLC, wherein each operation element and a signal light display device on the operation console are connected to the programmable controller PLC, a virtual simulation unit is provided in the PC computer, and the programmable controller PLC sends and receives signals from the virtual simulation unit. The spent fuel rod shearing process simulation system provided by the present invention has a short training cycle, high efficiency, and does not have any safety risks, and well makes up for the shortcomings of shearing machine operation training.

The embodiment of the utility model provides a portable endoscope image processing instrument, and relates to the technical field of image processing. The portable endoscope image processing instrument comprises a display, a built-in battery module, a user input module, an image processing circuit and a video line output interface, the user input module can comprise keys and a mouse; the display, the built-in battery module and the user input module are all connected with the image processing circuit; the image processing circuit is connected with the video line output interface; and the video line output interface is used for connecting an external image-text workstation. According to the portable endoscope image processing instrument, a video line output interface, such as a 3G-SDI output interface, which can be directly connected with an external image-text work station is newly added, so that pictures and videos of the portable endoscope image processing instrument can be transmitted to the image-text work station without being copied by an SD card or a USB flash disk, the working process is simplified, and the working efficiency is improved. And the working efficiency is improved.

The application discloses a simulation test method and system of a vehicle door opening early warning system, which runs a simulation test scene through a graphic workstation, wherein the simulation test scene comprises a virtual ego vehicle, traffic participants and true value sensors, wherein the virtual ego vehicle is equipped with virtual sensors; the virtual sensors detect the relative poses of the traffic participants and the virtual ego vehicle, and generate detection results; based on the detection results, a controller equipped with the vehicle door opening early warning system outputs dangerous targets in the traffic participants and early warning actions; the true value sensors detect the relative pose true values of each traffic participant and the virtual ego vehicle; and a host computer determines the test results of the vehicle door opening early warning system according to the relative pose true values and the dangerous targets and early warning actions output by the controller, thereby realizing the evaluation of the function and performance of the vehicle door opening early warning system, and improving the test efficiency and development cycle of the vehicle door opening early warning system through simulation.

1. The name of the present design product: graphic workstation with touch screen control panel. 2. The use of the present design product: the present design product is used for graphic workstation. 3. The design points of the present design product: in shape. 4. The picture or photo that can best show the design points: perspective view 1.

The application discloses a visual needle knife robot system and a navigation method, and relates to the technical field of medical treatment, in particular to the technical field of minimally invasive surgery. The system comprises an electromagnetic positioning needle knife, a control platform and a surgical navigation system. The electromagnetic positioning needle knife comprises a needle knife body and a clamping device integrated in a handle. An electromagnetic sensor is embedded in the clamping device. An open cavity structure is arranged at the top of the clamping device to realize fast loading and stable clamping of the needle knife. The control platform comprises an electromagnetic positioning device and a graphic workstation. The electromagnetic positioning device is used for real-time positioning and tracking of the electromagnetic sensor on the electromagnetic positioning needle knife, and is used for acquiring position and direction data of the needle knife in space. The graphic workstation is connected with the electromagnetic positioning device, and is used for data storage and graphic processing tasks. The surgical navigation system runs on the graphic workstation, is used for real-time tracking of the position of the needle knife based on the position and direction data of the needle knife, and realizes visual navigation. The application solves the problem of inaccurate target positioning of the needle knife therapy, and improves the accuracy of needle knife positioning and the operation repeatability.

The invention discloses an ultrahigh-resolution large-screen split-screen synchronous rendering method and system, and the method comprises the steps: collecting the resolution of each device and a mapping relation between a graphic workstation and a large-screen logic partition, and generating a page-large-screen-graphic workstation synchronous coordinate array through a synchronous rendering algorithm; and simultaneously sending data to the plurality of graphic workstations according to the IP address in the array by using a UDP protocol. And a high-resolution synchronous rendering client on the graphic workstation receives the data, analyzes the coordinate array, splices the coordinate array into a URL plus coordinate page service request, loads a page part specified by the coordinate to a background service, renders the loaded page on the plurality of graphic workstations, and finally splices and presents an ultrahigh-resolution complete page on a large screen. And synchronous loading and rendering of contents of an ultrahigh-resolution large screen are realized. According to the method, the problem that point-to-point synchronous rendering and on-screen of pages under ultrahigh resolution are difficult to realize is solved, and the method is widely applicable to high-resolution large-screen display in scenes such as command centers and monitoring systems.

The invention discloses a pavement disease pixel-level detection system and a pavement disease pixel-level detection method, belongs to the technical field of road disease detection, and comprises the pavement disease pixel-level detection system and the pavement disease pixel-level detection method adopting the pavement disease pixel-level detection system. The system comprises a front-end subsystem and a rear-end subsystem, wherein the front-end subsystem comprises an ultrasonic probe array, an ultrasonic pulse generation receiver and a control host. The rear-end subsystem comprises a graphic workstation, a pixel-level disease recognition model is deployed on the graphic workstation, and the model comprises a single-element recognition module, a double-element recognition module and a three-element recognition module. The method comprises the steps of starting and configuration detection, data obtaining, data sending, recognition and recording, result outputting and the like. According to the invention, the detection mode can be adjusted according to the condition of a detection site, and the detection precision and efficiency are well balanced.

The present invention provides a mine autonomous driving hardware-in-the-loop test platform, device and readable storage medium, wherein the mine autonomous driving hardware-in-the-loop test platform is used for vehicles in mines, and includes: a central gateway, a domain controller, a graphics workstation, a real-time workstation and a host management machine; wherein the central gateway is used to receive operation tasks and convert the operation tasks into operation data and forward them to the domain controller; the domain controller is used to judge the state of the vehicle and generate an autonomous driving instruction; the graphics workstation is used to obtain the surrounding environment of the vehicle, the position of the vehicle and the traffic flow where the vehicle is located and form real-time data in the simulation scene; the real-time workstation is used to receive the environment model and vehicle model of the vehicle; the host management machine is used to load the three-dimensional mine area map, traffic scene and the dynamic model and kinematic characteristics of the vehicle into the real-time workstation. It can cope with the particularity and complexity of the mine environment, and the difference between the simulation test results and the actual results is small.

The invention relates to the technical field of automatic driving test, and discloses a camera video stream injection method and system based on Ethernet transmission, a graphic workstation generates RGB image data through scene simulation software, and writes the RGB image data into a shared memory in a dual Buffer mode; a CUDA kernel function is called through a concurrent process to be converted into YUV420p data, H264 video streams are generated through hardware coding, and the H264 video streams are transmitted to a tested domain controller through an industrial and vehicle-mounted Ethernet. The system supports independent processing of multi-channel video streams, can adaptively allocate storage, computing power and coding resources, realizes multi-channel synchronous injection and combined synchronous power-off through the main control unit, and can randomly select a subpackage format to verify transmission accuracy. The problem of incomplete coverage of a traditional test scene is solved.