418results about How to "Real-time display" patented technology

The invention discloses a method and a device for realizing real-time viewing of panoramic pictures, belonging to the field of electronics. The method comprises the following steps: two-dimensional images of the current scene are obtained; a depth map of the two-dimensional images is obtained; pre-stitching is carried out according to the two-dimensional images of the current scene, the two-dimensional images of the last scene of the current scene, the depth map of two-dimensional images of the current scene and the depth map of two-dimensional images of last scene of the current scene to generate and display pre-stitched panoroma three-dimensional images; when confirmation information from the users is received, the broad-viewing three-dimensional images are stitched and the three-dimensional images of the last scene of the current scene are continuously obtained until the panoramic three-dimensional images are obtained; in the invention images, especially the three-dimensional images are stitched in real time, displayed in real time and previewed in real time, so that panoramic images appear wherever the camera aperture goes and image-stitching mistakes can be corrected anytime, thus improving user experience.

The invention relates to the field of wisdom traffic information management and provides a 3DGIS+BIM-based road network operation comprehensive monitoring management platform and method. The platform comprises a 3DGIS+BIM fusion interactive application module, and a server module, a cloud service module, a video and event monitoring module, an electromechanical device module, a VR interactive module, a communication module, an emergency plan response module and a management and maintenance data analysis prediction module connected with the 3DGIS+BIM fusion interactive application module; the platform further comprises a data collection and transmission module and a sensor module; and the video and event monitoring module, the electromechanical device module and the sensor module are all connected with the server module through the data collection and transmission module. According to the platform and the method, comprehensive mastering of operation dynamic information can be effectively guaranteed; an emergency event can be timely discovered, quickly responded and effectively linked and handled, so that the management efficiency is greatly improved, the energy is saved, and the operation security is ensured; and in combination with the electromechanical device and control modules, operation management is orderly carried out, and intelligent and efficient operation management is achieved.

The invention discloses a method and a device for displaying character information in a barrage during video play. The method comprises: obtaining character comment data related to a played video stream in real time, wherein the video stream is played by a first play control; making a barrage video stream according to the character comment data and a preset barrage model, wherein in each frame of the barrage video stream, the rest part excluding the barrage data is at a transparent state; and playing the barrage video stream through a second play control, wherein the barrage video stream is covered on the video stream. According to the method and the device disclosed by the invention, since the barrage video stream is independent from the original video stream, thereby needing not to be bound with the image frames in the original video stream, and thus the latest comment contents in the barrage video stream can be displayed in real time.

The invention relates to an adversarial network based rapid multi-visual-angle 3D synthesis-display method and device. A depth map and an RGB picture in certain visual angle are processed, a generative adversarial network (GAN) is constructed to obtain continuous multi-visual-angle 2D mapping of an object, and reconstruction of a 3D model is not needed. Only the depth map and RGB picture in certain visual angle are processed, continuous multi-visual-angle 2D mapping of the object can be obtained needless of reconstructing the high-quality 3D model, the visual angle transformed to obtain the 2Dimage in real time, the flow of 3D object display is simplified, and the 3D object can be displayed in real time in multiple visual angles in higher quality.

A method for management of a land base includes interfacing a machine or equipment to a computer running a geographical information system (GIS) application such that the computer is configured to monitor the operations performed by the equipment or machine on the land base and store the operations as map points, lines, or polygons on at least one data layer within the GIS application. The method further includes displaying the GIS application to the operator at the point and time of performing the operations.

The invention discloses a multifunctional interface conversion device, which can realize interconversion among a USB interface, an Ethernet interface, a serial port RS232, a serial port RS422, a serial port RS485 and a CAN bus interface by installing a physical layer processing unit and a network layer processing unit corresponding to various conventional bus interfaces; realizes the setup of a work mode and the real-time display of data transmission by installing a man-machine interactive module, thus having better visuality and operability; realizes error recovery regeneration of original data information by the error recovery mechanism of the network layer protocol of various bus interfaces, thus effectively lowering the error rate of data transmission and improving the whole performance and reliability of the system; facilitates testing and functional expansion for users by installing an interface expansion module like adding a new lower computer device or a storage device; and realizes program overloading by a JTAG allocation interface, thus achieving the purpose of upgrading performance parameters.

An under-shaft radio positioning system of Bluetooth is prepared for fixing a numbers of Bluetooth base stations in mine shaft and connecting these Bluetooth base stations to each other by cable or radio network, applying existed module with Bluetooth chip as Bluetooth mobile station being radio-connected with Bluetooth base station and connecting Bluetooth base station to monitor host by cable network.

The invention relates to a method for assisting navigation in a mobile communication and a mobile terminal. The method comprises the following steps of: receiving assisted navigation information sent by an assisting end which provides the navigation assistance for a request end in the navigation process of the request end; and displaying the assisted navigation information. By the invention, one mobile terminal can assist another mobile terminal in carrying out mobile application assistance by establishing data synchronization between two mobile terminals. Thus, the user can combine the application function of the mobile terminal of the user with the decision of the person at the assisting end; the experience and decision of the person are used as the supplementation so that the decision can be rapidly and conveniently displayed at the request end in real time; and the invention can provide a spare and reliable application and function selection way for the request end in need of application assistance.

The invention relates to a geologic field information collection system. The collection system is designed by adopting a platform-based concept and integrates a project management module, a GPS (global positioning system) module, a geologic compass module, an image system module and a character system module, collection is performed by dividing geologic field sources into points, lines and planes, and information of geologic medium sources like geologic points, fault points, hydrologic points, drill holes, fractures, measured formation sections and pits is output in the form of geologic field information collection card module pieces and Excel data files respectively, so that requirements on filing of original data are met, direct utilization of geologic field information is realized, and integration of outdoor work and indoor work is realized. The collection system comprises a system function module, a geologic field information collection card module and a data output module. By the system, the geologic field information can be collected quickly and accurately; efficiency of field work and data accuracy are improved by providing functions of quick GPS positioning, a measuring ruler, an angulometer, a geologic compass and the like.

A dynamic monitoring method and system for vehicle information of multiple unit trains mainly solve the problem of effectively combining real-time monitoring data of WTD equipment with the locomotiverunning time, running speed and mileage information and realizing the real-time monitoring and analysis of the WTD equipment in a running process of the multiple unit trains. The system comprises a vehicle-mounted information acquisition device, a ground server and a user terminal. The method comprises the following steps: enabling the vehicle-mounted information acquisition device of the system to acquire the running state information, vehicle door information, lifting bow information, vacuum circuit breaker (VCB) state information and equipment fault information of the WTD equipment and thetrain running speed, location and other information, performing data encryption, and then transmitting the data to the ground server, enabling the ground server to classify and store the received dataafter parsing and analyzing the data, enabling the user terminal to receive the WTD equipment monitoring data and train running data sent by the server through a railway office network, and displaying the monitoring data in real time in numerical and curve forms.

The invention discloses a benthal three-dimensional sonar image imaging system based on multi-FPGA parallel processing. The system adopts a principal and subordinate distributed type structure, uses FPGA and an embedded type processor to complete the processing and the transmission of echo signals and comprises 48 subordinate signal processors, one principal signal processor and one data transmission processor. When the data transmission processor of the system receives a data collection starting command transmitted by an upper computer, multi-path analog-to-digital converters on the subordinate signal processors begin to work synchronously, carry out discrete Fourier transformation on data collected by the multi-path analog-to-digital converters and transmit a calculation result to the principal signal processor, the principal signal processor calculates the calculation result to obtain a wave beam energy matrix, and the wave beam energy matrix is transmitted to the data transmission processor and is finally transmitted to a PC machine at a host terminal. In the invention, the system generates 16384 real-time wave beam signals by synchronously collecting 2304 paths of echo signals and obtains three-dimensional sonar images by real-time signal processing.

The invention discloses a PC-control-supporting multi-rotor-wing unmanned-aerial-vehicle control system. A multi-rotor-wing unmanned-aerial-vehicle platform of the control system collects video information by constructing a multi-rotor-wing unmanned aerial vehicle; a PC-terminal ground control platform constructs a ground control platform at a PC terminal in a programming design mode to serve as a human-computer interaction interface for transmitting a control command to the multi-rotor-wing unmanned aerial vehicle; a PC-control-supporting multi-rotor-wing unmanned-aerial-vehicle communication system achieves the functions such as flight control command transmitting, flight state data transmitting and video returning data transmitting by carrying an ARM main control panel on the multi-rotor-wing unmanned aerial vehicle. By means of the PC-control-supporting multi-rotor-wing unmanned-aerial-vehicle control system, new control modes are expanded; meanwhile, the operative difficulty index is decreased, control accuracy is increased, the information collecting function and the information feedback function are expanded, the safety performance is improved, and the defects that present control based on a remote controller is high in operative difficulty index, inaccurate in control and indirect in information feedback are overcome.

The invention discloses a grid fault diagnosis method based on data mining. On the basis of the characteristics that grid measurement data quantity is large and dimensionality is high, grid fault diagnosis is achieved by means of a data mining technique. Firstly, the data correlation degree is evaluated by means of a neighborhood rough set method, reduction processing is carried out on data by means of a greedy search algorithm, then failure diagnoses are classified according to features by means of a competition coagulation clustering algorithm, and then failure diagnosis of a grid is achieved on the basis of a fuzzy association rule algorithm. According to the method, failure detection, classification and positioning of various devices and elements which break down in the grid with mass data can be carried out, ultimately, an IDEA integrated development tool and an MySQL database are used, an object-oriented program design concept is adopted, and a grid failure diagnosis system in a B/S mode is developed.

The invention discloses a gamma camera which comprises a first gamma imaging unit and a second gamma imaging unit, wherein the first gamma imaging unit comprises a first coding plate provided with a first pattern formed by a plurality of coding elements and a first detector for detecting a radiation ray penetrating through the first coding plate; the second gamma imaging unit comprises a second coding plate provided with a second pattern formed by a plurality of coding elements and a second detector for detecting the radiation ray penetrating through the second coding plate; and the first pattern and the second pattern form opposite patterns. In addition, the invention also discloses a method for detecting the radiation ray by utilizing the gamma camera. As the two coding plates and the two detectors are used in the gamma camera, two groups of projection data under opposite and reverse modes can be simultaneously acquired and simultaneously transmitted to a data processing unit for image reconstruction to realize real-time imaging, so that the coding and imaging speed under a patrol inspection mode is improved, and the purpose of quickly positioning a radiation source is achieved.

The present invention uniformly package and descript the drawing object model information, texture information, voice message relevant Shader code in Materials Description file before tuning in scene chart, and tuning in shown off object through Material Loader and Media Loader in scene chart data store organization, also according to Shader information sorting and to proceed static and dynamic optimization, then using optimized drawing status information loading to engine to proceed drawing, drawing engine consisting of drawing control and state control, both combined to complete one drawing object drawing process. The present invention makes effective management to Vertex Shader and Pixel Shader, fully utilizing state package and sorting function, simplifying interface calling.

The invention discloses a fire prediction method based on a self-organizing neural network, comprising the steps of: establishing a fir probability prediction model based on a self-organizing neural network in a host computer; installing a sensor set at monitoring points to collect environmental parameters and transmit collected real-time data to the host computer through a router; inputting data received by the host computer into the fir probability prediction model to obtain a fir probability value corresponding with current environment and determine existence of a fire; and transmitting fire information to a linkage controller, driving a linkage fire extinguishing device, and furthermore realizing alarm and self-extinguishing. The fire prediction method based on a self-organizing neural network employs a hidden layer node increase-decrease method to realize dynamic adjustment of a network structure, can timely discover and control fire hazards, and has the characteristics of high instantaneity, great reliability and sufficient stability.

The invention belongs to the technical field of digital management, and relates to a road and bridge engineering equipment safety monitoring system and method based on BIM + GIS modeling. The safety monitoring system comprises a BIM server, a geographical information system, an engineering equipment management system and a road and bridge engineering construction information management platform. The BIM server obtains the structure information of the engineering equipment and builds the BIM model. The GIS is connected with the BIM server, and the BIM model data is imported into the GIS by GIStechnology, and is then transmitted to the information management platform of road and bridge engineering construction for display. The engineering equipment management system and the GIS are in remote communication; the information management platform of highway and bridge engineering construction is connected with the equipment management system of the institute. The invention can realize the real-time display of the monitoring state of the engineering equipment, the three-dimensional control of the engineering equipment and the spatial response of the fault maintenance of the engineering equipment, so that the equipment management is ordered and feasible, and the intelligent and efficient safety monitoring management is achieved.

The present invention provides a handwriting display method and system, a smart terminal and a smart writing system. The method comprises a step of receiving handwriting coordinate information of each sampling point and pen tip pressure information sent by a dot matrix smart pen in real time, wherein the dot matrix smart pen is used for writing on a medium provided with a dot matrix and sends the handwriting coordinate information of each sampling point and the pen tip pressure information in writing in real time, a step of obtaining stroke information according to the received pen tip pressure information and carrying out fitting to obtain a handwriting containing the stroke information according to the handwriting coordinate information and the stroke information, and a step of displaying the handwriting containing the stroke information in real time. According to the handwriting display method and system, the smart terminal and the smart writing system, content inputted by a dot matrix digital pen can be displayed in the smart terminal in real time, the high-degree reduction of the handwriting and stroke is realized, and the user experience is good.

The invention discloses a new method for testing the clamp effect in a dual-port-removed network. According to the method, a whole clamp system is measured through a vector network analysis instrument, the chain shape scattering parameter of a tested piece is obtained by converting the S parameter into the chain shape scattering parameter and through network cascading and matrix operation, the chain shape scattering parameter is converted into the S parameter, and then the true value of the tested piece can be obtained. The measurement process of a non-standard connector device is effectively simplified, the S parameter of the de-embedded tested piece can be rapidly obtained in real time, and therefore the implementation difficulty and complex steps in a traditional method are avoided. In addition, when the method is adopted, no calibration piece of a non-standard connector needs to be manufactured, no complex and time-consuming modeling and simulation needs to be conducted, the method can be programmed to and embedded in the vector network analysis instrument, and therefore the measurement result can be rapidly displayed in real time, and large-scale production and testing are facilitated.

The invention discloses an indoor positioning method and an indoor positioning device. The method comprises steps: multiple beacon nodes with known coordinates are arranged; based on an indoor RSSI ranging experiment, a transformation relation between the RSSI value and a distance is built; coordinate data of one or more beacon nodes are sent to an unknown node; and according to the RSSI value of each beacon node detected by the unknown node, the received coordinate data and the transformation relation, coordinates of the unknown node are determined. The problem that the indoor positioning method in related technology is low in accuracy is solved, specific coordinates can be positioned, the corresponding relation between the RSSI and the distance in positioning ranging is obtained through experimental data field acquisition in an indoor scene in need of positioning, the relation is more in line with the actual condition of the indoor scene, and more accuracy is achieved than using a wireless signal propagation theoretical model.

The invention discloses a tunnel inspection image acquisition device and s tunnel inspection system. The tunnel inspection image acquisition device comprises a plurality of CD cameras, a plurality ofauxiliary light sources, and a fixed bracket, wherein the CD cameras and the auxiliary light sources are fixed on the fixed bracket, and fixing positions of the plurality of CCD cameras are arranged on the same circular ring; in a working state, the center of the circular ring is arranged at the circle center of a tunnel so as to ensure that the distances from the plurality of CCD cameras to a tunnel inner lining are identical, and the overall photographic angle of the plurality of CCD cameras cover the range of the tunnel inner lining. According to the tunnel inspection system, the tunnel inspection image acquisition device is arranged on a flaw detection mobile platform and cooperates with a computer, a display, a synchronous encoder and a data collector to perform synchronous photographing, disease identification, real-time stitching and display of the tunnel. The tunnel inspection image acquisition device and the tunnel inspection system have the technical features of wide detection range, fast detection speed and high timeliness.

The invention provides a ten-thousand-person cooperation plotting method based on a mobile terminal. The method comprises the steps that a server stores a plotting basis graphic layer and a corresponding place name bank; when the mobile terminal issues the original information, the server obtains the original information; the server identifies and positions the original information, and spatial data with spatial attributes are obtained; after the server carries out content integration on the spatial data, plotting data are obtained and are stored into a plotting databank; the server pushes the plotting data and the corresponding local basis graphic layer to the mobile terminal; and the mobile terminal quickly positions and displays the basis graphic layer and the plotting data, and the plotting process of the single mobile terminal is completed. When ten thousand mobile terminals are simultaneously plotted, the method adopts a mixed cooperation model, the technologies of identity control, authority control, access mechanism and the like are utilized for realizing the cooperation plotting of ten thousand of users. The plotting technology provided by the method fully utilizes the portability of the mobile terminal, and the method has the characteristics of follow-up plotting, complete interaction and ten-thousand-person cooperation.

The invention relates to a method and a device for simultaneously displaying multiple images in real time on a full color LED dot matrix. The method of the invention comprises the following steps: a multi-image dynamic image real-time control unit superposes external video signals with different formats (high definition/VGA/video signals) into one digital image signal in real time; the multi-image dynamic image real-time control unit receives the externally input video signals, completes superposing processing in real time, synthesizes one digital image signal and simultaneously transmits the digital image signal to different synchronization control display units through digital image transmission buses; the digital image signal superposed in real time is simultaneously transmitted to a plurality of the synchronization control display units through the digital image transmission buses; and complete synchronization of digital image signals output by the different synchronization control display units is realized by image block capturing, image synchronization adjusting and image coding output.

The embodiment of the invention discloses an AR navigation method and device, a vehicle device, a server and a medium. The method is executed by the vehicle device. The method comprises the steps of:obtaining vehicle position information; and environment road images collected by a vehicle image collector; according to the vehicle position information and each lane line track data included in a lane line network, determining a target lane line of a lane where the vehicle is located and the position of a target lane line in a world coordinate system; and according to the position of the targetlane line in the world coordinate system, drawing the lane line in the environment road images. According to the vehicle position information and each lane line track data, the target lane line and the position are accurately determined, the target lane line and the position are obtained from the lane line network to achieve timely and accurately obtain the lane line of the current lane in a condition that the lane line cannot be detected in real time, and the lane line is drawn in the environment road images for real-time display so as to improve the accuracy and the timeliness of the AR navigation.