11 results about "Graphics workstation" patented technology

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.

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 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 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.

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 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.