CN111103601A - Visual system and method for testing and calibrating satellite navigation receiving terminal - Google Patents
Visual system and method for testing and calibrating satellite navigation receiving terminal Download PDFInfo
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- CN111103601A CN111103601A CN201911211857.7A CN201911211857A CN111103601A CN 111103601 A CN111103601 A CN 111103601A CN 201911211857 A CN201911211857 A CN 201911211857A CN 111103601 A CN111103601 A CN 111103601A
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
- G01S19/00—Satellite radio beacon positioning systems; Determining position, velocity or attitude using signals transmitted by such systems
- G01S19/01—Satellite radio beacon positioning systems transmitting time-stamped messages, e.g. GPS [Global Positioning System], GLONASS [Global Orbiting Navigation Satellite System] or GALILEO
- G01S19/13—Receivers
- G01S19/23—Testing, monitoring, correcting or calibrating of receiver elements
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
- G06F3/01—Input arrangements or combined input and output arrangements for interaction between user and computer
- G06F3/048—Interaction techniques based on graphical user interfaces [GUI]
- G06F3/0481—Interaction techniques based on graphical user interfaces [GUI] based on specific properties of the displayed interaction object or a metaphor-based environment, e.g. interaction with desktop elements like windows or icons, or assisted by a cursor's changing behaviour or appearance
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
- G06F3/01—Input arrangements or combined input and output arrangements for interaction between user and computer
- G06F3/048—Interaction techniques based on graphical user interfaces [GUI]
- G06F3/0481—Interaction techniques based on graphical user interfaces [GUI] based on specific properties of the displayed interaction object or a metaphor-based environment, e.g. interaction with desktop elements like windows or icons, or assisted by a cursor's changing behaviour or appearance
- G06F3/04815—Interaction with a metaphor-based environment or interaction object displayed as three-dimensional, e.g. changing the user viewpoint with respect to the environment or object
Abstract
The invention relates to the field of satellite navigation, and discloses a visualization system for testing and calibrating a satellite navigation receiving terminal, which comprises a component model management unit, a testing environment description module and a component model communication unit, wherein the component model management unit is connected with a testing environment interactive visualization unit, the component model communication unit is used for being connected with equipment facilities in a testing and calibrating environment, the component model management unit comprises a visualization component model corresponding to the equipment facilities in the testing and calibrating environment, the testing environment description module is used for describing and/or managing testing environment description information constructed by the equipment facilities in the testing and calibrating environment, and the testing environment interactive visualization unit is used for displaying and/or controlling the equipment facilities in the testing and calibrating environment through a two-dimensional and/or three-dimensional interactive visualization interface according to the visualization component model and the testing environment description information. An interactive visualization method is also disclosed. The visual management, monitoring, control and intelligent operation and maintenance of equipment facilities in the test verification environment, test and detection simulation training and the like by a user are realized.
Description
Technical Field
The invention relates to the field of satellite navigation, in particular to a visualization system and a visualization method for testing and calibrating a satellite navigation receiving terminal.
Background
With the wide application of satellite navigation technology and navigation products in different fields, a satellite navigation detection laboratory or a satellite navigation detection center constructs a corresponding test verification system to realize the test, verification and measurement of various navigation products. Meanwhile, in order to meet the service requirements of different fields, different types, and different stages of product testing, verification, metering, etc., each laboratory or detection center usually has different types of testing and verification systems, such as a wireless testing and verification system for the product requirement of the whole machine, a wired testing and verification system for the product requirement of the module, a high-precision differential testing and verification system for the product requirement of high precision, an antenna testing and verification system for the antenna product requirement, and various high-low temperature, vibration, electromagnetic compatibility testing and verification systems for the product environment testing requirement, and in order to improve the product testing and verification efficiency, each testing and verification system is usually configured with various specialized automatic testing and evaluating software and a considerable number of instruments supporting the automatic testing service.
The current situation of the existing satellite navigation detection laboratory or satellite navigation detection center is that each test verification system independently and dispersedly operates and maintains, each test verification system independently manages test tasks, test flows and the like, and a unified interactive visual centralized management platform, system and method aiming at various test verification systems are lacked. The defects that the management, operation and maintenance efficiency of a test verification system is low, the visual display control is lack in the test process and complicated, the skill requirement of test operators is high, instrument and scene resources cannot be shared, the test verification system is lack of a simulation training environment and means and the like generally exist.
Therefore, in order to overcome the above-mentioned shortcomings of the satellite navigation detection laboratories and the satellite navigation detection centers, an interactive visualization system and method are needed to implement resource sharing and intelligent operation and maintenance of each satellite navigation detection laboratory or test and calibration system.
Disclosure of Invention
Aiming at the defects that a satellite navigation detection laboratory or a satellite navigation detection center lacks interactive visualization means and technology, the invention provides a visualization system and a visualization method for testing and calibrating a satellite navigation receiving terminal. The following technical scheme is adopted specifically:
a visual system for testing and calibrating a satellite navigation receiving terminal comprises a component model management unit, a testing environment description module and a component model communication unit which are connected with a testing environment interactive visual unit, the component model communication unit is used for connecting with equipment facilities in the test and verification environment, the component model management unit comprises a visual component model corresponding to the equipment facilities in the test and verification environment, managing a visual component model, the test environment description module being used for describing and/or managing test environment description information of equipment facility construction in a test verification environment, the test environment interactive visual unit is used for displaying and/or controlling equipment facilities in the test verification environment through a two-dimensional and/or three-dimensional interactive visual interface according to the visual component model and the test environment description information.
The invention also provides a visual method for testing and calibrating the satellite navigation receiving terminal, which comprises the following steps:
s1: establishing a two-dimensional or three-dimensional visual component model of equipment facilities in a test verification environment;
s2: constructing a two-dimensional or three-dimensional interactive visual virtual test environment of the test verification system according to the visual component model, and storing virtual test environment construction parameter configuration information as test environment description information;
s3: and calling the test environment description information of the test verification system, starting an interactive visual virtual test environment, and performing visual management on the running state of equipment facilities in the test verification environment.
Compared with the prior system and method, the invention has the advantages that:
1. the resource of the test equipment facility assembly is realized, the centralized information management of the test verification system is supported, and the test verification system is customized rapidly: the existing satellite navigation detection laboratory or detection center only realizes the information management of each test verification system on each test verification task and test verification project, and does not have an information management platform and means of the test verification system. The modularization and the resource of the test and verification system test equipment facilities are realized by constructing equipment facilities and visual component models of a software system, and then interactive visual virtual test environments of various test and verification systems are constructed by adopting the visual component models of the test equipment facilities, so that the centralized informatization and interactive visual management of each satellite navigation detection laboratory or detection center are realized, and meanwhile, the capability of quickly customizing and constructing the test and verification system aiming at the customized test and verification requirements is realized by standardized sharing of the equipment facilities in all the test and verification environments;
2. the interactive visualization technology is adopted to realize two-dimensional or three-dimensional interactive visualization display and management of equipment facilities in a test verification environment, the two-dimensional or three-dimensional interactive visualization virtual test environment is constructed to realize visual display, two-dimensional or three-dimensional presentation, sequential logic analysis, friendly interaction control and the like of the test verification system state, the test verification process and the operation and maintenance information of the equipment facilities, and simultaneously, multi-user customization of two-dimensional or three-dimensional visualization content and mode is supported;
3. the test system has the recording and playback functions of test process data, and supports simulation training and operation training: recording communication data and control data of all component models of each test task according to a time sequence, and playing back the communication data and the control data according to the time sequence to realize test process reproduction and test verification system operation simulation training and assessment training;
4. the existing satellite navigation detection laboratory or detection center can directly deploy and apply the system and the method of the invention, and the construction and reconstruction cost is low.
Drawings
FIG. 1 is a schematic diagram of a system according to an embodiment of the present invention;
FIG. 2 is a schematic diagram of a system according to an embodiment of the present invention;
FIG. 3 is a schematic diagram of a system according to an embodiment of the present invention;
FIG. 4 is a schematic diagram of a system according to an embodiment of the present invention;
FIG. 5 is a flow chart of a method of an embodiment of the present invention.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions of the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some embodiments of the present invention, but not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments of the present invention without making any creative effort, shall fall within the protection scope of the present invention.
The invention will be described in further detail below with reference to the drawings and specific examples.
In this embodiment, as shown in fig. 1, a visualization system for testing and calibrating a satellite navigation receiving terminal includes a component model management unit connected to a testing environment interactive visualization unit, a testing environment description module, and a component model communication unit, where the component model communication unit is used for connecting to equipment facilities in a testing and calibrating environment, the component model management unit includes a visualization component model corresponding to the equipment facilities in the testing and calibrating environment, manages the visualization component model, the testing environment description module is used for describing testing environment description information corresponding to the equipment facilities in the testing and calibrating environment, the testing environment description information calls the visualization component model through the testing environment interactive visualization unit to form a two-dimensional and three-dimensional visualization picture in a satellite navigation detection process, and the testing environment interactive visualization unit is used for forming a two-dimensional and three-dimensional visualization picture through an interaction interface according to the visualization component model and the testing environment description information The method includes the steps of displaying a two-dimensional or three-dimensional interactive visual virtual test environment of the test verification system on a surface, and controlling equipment facilities in the test verification environment. The test environment description module comprises various configuration information of one satellite navigation detection laboratory or a detection center or configuration information of a plurality of satellite navigation detection laboratories or detection centers, and the test environment interactive visual unit can manage one or a plurality of satellite navigation detection laboratories or detection centers, so that centralized information and interactive visual management of each satellite navigation detection laboratory or detection center are realized. The test and verification environment, i.e., the test and verification system, referred to in the present invention includes, but is not limited to, a satellite navigation reception terminal test laboratory or a detection center.
The system can be a split type arrangement test environment interactive visual unit, an assembly model management unit, a test environment description module and an assembly model communication unit, and can be in wired/wireless connection by using a standard communication protocol; the test environment interactive visual unit, the component model management unit, the test environment description module and the component model communication unit can also be made into an integrated machine, and all the units are connected by circuits.
Specifically, the equipment facilities in a typical test and calibration environment generally include a darkroom assembly, wherein the darkroom assembly is further divided into a single/multiple antenna large darkroom and a darkbox; a turntable assembly; a wired test stand component; an antenna assembly, wherein the antenna assembly is divided into an interference signal antenna assembly/a navigation signal antenna assembly; the universal instrument and equipment assembly comprises an oscilloscope, a frequency spectrograph, a counter, a power meter, a signal source, a network switch, a cabinet, an industrial personal computer and a display; the special test equipment component comprises time-frequency reference equipment, a navigation signal simulator, an interference signal simulator, a deception signal simulator, a monitoring receiver, an acquisition playback instrument, a signal repeater, a turntable controller, a power amplifier, a signal switch matrix, a signal distributor and a serial port timer; the test equipment assembly comprises a high-low temperature test box, a vibration test board, an electromagnetic compatibility tester and the like; testing the evaluation component; the device comprises a signal line component, a data line component, a satellite navigation receiving terminal to be tested and the like. The visual component model in this embodiment includes the above equipment facilities, and is displayed by the test environment interactive visual unit, for example, by visually displaying the operation conditions of the equipment facilities in the test verification environment in two-dimensional and/or three-dimensional. The equipment facilities in the test verification environment can also comprise a satellite navigation receiving terminal to be tested, specifically, the visual component model adopts an interactive visual technology to realize visual display, two-dimensional or three-dimensional presentation and interactive control of the equipment facilities in the corresponding test verification environment, has a standard input and output interface protocol, can display the working state of the equipment facilities in the corresponding test verification environment in real time, and calls a related software program to interactively control the equipment facilities in the corresponding test verification environment. The visual interface includes, but is not limited to, two-dimensional, three-dimensional color, black and white, or other forms of flow charts, dynamic diagrams, and the like.
The invention realizes the componentization and resource utilization of the equipment facilities in the test and verification environment by constructing the visual component models of the equipment facilities and the software system in the test and verification environment, further adopts the visual component models of the test equipment facilities to construct the interactive visual virtual test environment of various test and verification systems, realizes the centralized informatization and interactive visual management of each test and verification system, and simultaneously realizes the capability of quickly customizing the test and verification system according to the customized test and verification requirements by the standardized sharing of all the test equipment facilities.
In this embodiment, the darkroom assembly performs two-dimensional or three-dimensional modeling and presentation on a darkroom through the test environment interactive visual unit, and invokes a related software program to interactively control equipment facilities such as an internal antenna, a turntable, a satellite navigation receiving terminal to be tested, and the like of the darkroom, monitor and display an antenna signal state, a turntable attitude, a satellite navigation receiving terminal to be tested, and the like in real time, and interactively control an antenna signal switch, signal transmitting power, a turntable attitude, a satellite navigation receiving terminal to be tested, and the like.
In this embodiment, the antenna assembly performs two-dimensional or three-dimensional modeling and presentation on a navigation signal antenna, an interference signal antenna and the like through a test environment interactive visual unit, and calls a related software program to monitor and display the signal state of the antenna in real time, and interactively control the antenna signal switch, the signal transmitting power and the like.
In this embodiment, the turntable assembly performs two-dimensional or three-dimensional modeling and presentation on the measurement turntable through the test environment interactive visual unit, and calls an associated software program to monitor and display the operating state and posture of the turntable in real time, and interactively control the posture of the turntable.
In this embodiment, the to-be-tested satellite navigation receiving terminal component performs two-dimensional or three-dimensional modeling and presentation on the to-be-tested satellite navigation receiving terminal through the test environment interactive visual unit, and calls the associated software program to monitor and display the working state, test data, control information and the like of the to-be-tested satellite navigation receiving terminal in real time, and interactively controls the to-be-tested satellite navigation receiving terminal and the like.
In this embodiment, the wired test board assembly performs two-dimensional or three-dimensional modeling and presentation on the wired test board through the test environment interactive visual unit, and calls the associated software program to monitor and display the test signal and the state of the satellite navigation receiving terminal to be tested in real time, and interactively controls the satellite navigation receiving terminal to be tested, the test signal switch, the signal transmitting power and the like on the wired test board.
In this embodiment, the signal line assembly performs two-dimensional or three-dimensional modeling and presentation on the signal cable through the test environment interactive visual unit, and calls a related software program to monitor and display the state of the signal cable broadcasting test signal and the like in real time, and interactively controls the test signal switch, the signal transmitting power and the like.
In this embodiment, the data cable assembly performs two-dimensional or three-dimensional modeling and presentation on the data cable through the test environment interactive visual unit, and calls a related software program to monitor and display data transmission content, data state and the like of the data cable in real time, and interactively controls equipment facilities connected with the data cable, a satellite navigation receiving terminal to be tested and the like.
In this embodiment, the test equipment assembly performs two-dimensional or three-dimensional modeling and presentation on test equipment such as a satellite navigation signal simulator and the like through the test environment interactive visual unit, calls a related software program to monitor and display the state of the test equipment, the content of simulation data and the like in real time, and interactively controls each test equipment to realize simulation scene selection, simulation signal start and stop control, test signal switching, power control and the like.
In this embodiment, the test evaluation component performs two-dimensional or three-dimensional modeling and presentation on the test evaluation system through the test environment interactive visual unit, calls the associated software program to monitor and display the test task information, the information of the satellite navigation receiving terminal to be tested, the system working state, the test project progress, the test evaluation result and the like in real time, and interactively controls the test evaluation system to realize test task selection, configuration of the satellite navigation receiving terminal to be tested, test evaluation stop control and the like.
In this embodiment, the visual component model corresponding to the equipment facility in the test verification environment adopts an interactive visualization technology to realize visual display, two-dimensional or three-dimensional presentation, and interactive control, has a standard input/output interface protocol, can display the working state of the equipment facility in the corresponding test verification environment in real time, and calls the associated software program to interactively control the equipment facility in the corresponding test verification environment.
As shown in fig. 2, in this embodiment, the component model management unit and the test environment description module are further interactively connected to a test environment authoring unit, where the test environment authoring unit is used for 1) adding, modifying, and deleting a visual component model in the component model management unit; 2) and adding, editing and deleting the test environment description information of the satellite navigation detection laboratory in the test environment description module. The virtual test environment is visually created, edited, stored and updated through the test environment interactive visual unit, a two-dimensional and three-dimensional visual component model layout can be established according to the visual component model, a two-dimensional or three-dimensional interactive visual virtual test environment of the test verification system is established according to the visual component model, the configuration information of the virtual test environment establishment parameters is stored as test environment description information, the test environment description information of the test verification system is called, the interactive visual virtual test environment is started, and visual management is carried out on the running state of equipment facilities in the test verification environment. The virtual test environment comprises a microwave anechoic chamber component, a navigation antenna component, an interference antenna component, a wired test platform component, a navigation signal simulator component, an interference signal simulator component, a time frequency reference device component, a test evaluation system component, a signal line component, a data line component, a control line component and the like, wherein the arbitrary configuration of users is realized.
According to the invention, a user can add, create, edit, delete, store and update the virtual test environment in the test environment interactive visual unit through the test environment authoring unit according to the requirements of the test tasks, so that the experience and interest of the user in adding, creating, editing, deleting, storing and updating are greatly improved, the user can conveniently check the test environment, and the error rate of the test environment construction is reduced.
Specifically, in this embodiment, the test environment description information is stored in the form of at least one file and/or database, and at least describes the type and number of the visual component models, the connection relationship of the visual component models, the data interaction port, and the protocol. One piece of test environment description information corresponds to a test verification system and an interactive visual virtual test environment, that is, one piece of test environment description information corresponds to an interactive visual virtual test environment in a detection center or a satellite navigation test laboratory, a test environment description module can comprise a plurality of pieces of test environment description information, can select a file library, a file form or a database form according to the requirements of users, and can also coexist in a plurality of data forms, in different test verification systems of a network environment, through controlling instruction ports, protocols and external calling program related parameters, the centralized management and control of the test process can be realized through managing different pieces of test environment description information, the informationization and the visualization are realized, and different users in the interactive visual system for the test verification of the satellite navigation receiving terminal, different user folders are established, each folder can have different testing tasks and correspond to different testing environment description information, and establishment, management and control of different testing tasks by a plurality of users are supported.
As shown in fig. 3, in this embodiment, the test device further includes a data recording and playback unit, the data recording and playback unit is connected to the component model communication unit, and the data recording and playback unit records all component model communication data and control data in each test task according to a time sequence, and plays back the communication data and the control data according to the time sequence through the data playback module. The component model communication unit is in communication connection with the equipment facilities in the test verification environment through a standard communication interface by using a standard communication protocol, meanwhile, data information of the equipment facilities in the test verification environment is pushed to the test environment interaction visual unit and the data recording playback unit after being converted and processed by a standard protocol, and user control information and the like are transmitted to the equipment facilities in the test verification environment corresponding to the visual component model after being converted and adapted by the interface protocol, so that real-time interactive communication between the visual component model and the equipment facilities in the corresponding test verification environment is realized. Specifically, the data recording and playback unit records communication data and control data of equipment facilities in the test verification environment corresponding to all visual component models in each test task according to a time sequence, plays back the communication data and the control data according to the time sequence through the data playback module, achieves test process reproduction and simulation training functions, and meanwhile can achieve slow, normal and fast playback of the data by controlling different playback rates. The recording and playback functions of the process data are tested, and simulation training and operation training are supported: and recording communication data and control data of all component models of each test task according to a time sequence, and playing back the communication data and the control data according to the time sequence to realize test process reproduction and test verification system operation simulation training and assessment training.
As shown in fig. 4, in this embodiment, the system further includes a system intelligent operation and maintenance unit, the system intelligent operation and maintenance unit is in communication connection with the test environment interaction visual unit, the system intelligent operation and maintenance unit is configured to execute a test verification system operation state discrimination program, record equipment facility operation and maintenance information in a test verification environment corresponding to the visual component model, implement intelligent monitoring and abnormal alarm of a test verification system operation process state and information operation and maintenance of equipment facilities in a corresponding test verification environment, and provide intelligent monitoring and abnormal information for the visual system, and perform abnormal display in the test environment interaction visual unit. The system intelligent operation and maintenance unit and the data recording and playback unit can exist simultaneously, and the user can perform any customized matching.
In this embodiment, the test environment interactive visual unit displays a two-dimensional or three-dimensional interactive visual virtual test environment of the test verification system through the friendly interactive interface, and displays the running state of the equipment facility, the data and event process, the test task progress, the system customization information, the remote control of the equipment facility, and the operation playback test data in the test verification environment corresponding to the visual component model in the virtual test environment in real time.
Preferably, the test environment interactive visual unit performs real-time screening and distribution on test data according to user permission levels, so that two-dimensional or three-dimensional visual contents are customized by multiple users in the same network, configuration of two-dimensional or three-dimensional visual contents and modes of user permission at different levels is realized through user permission level management, and different users respectively establish independent test environment description information for each test task, so that multi-user common network management is supported.
In this embodiment, the test environment interactive visual unit displays the signal state, the data state, the variable waveform and the event information of the test process by using software oscillography, so as to realize the time sequence logic analysis and the visual state monitoring of various data of the test verification system and the tested equipment and the control interactive process, in particular to the multifunctional multi-channel software oscillography display.
As shown in fig. 5, the present invention further provides an interactive visualization method for testing and calibrating a satellite navigation receiving terminal, which includes the following implementation steps and processes:
s1: establishing a two-dimensional or three-dimensional visual component model of equipment facilities in a test verification environment;
s2: constructing a two-dimensional or three-dimensional interactive visual virtual test environment of the test verification system according to the visual component model, and storing virtual test environment construction parameter configuration information as test environment description information;
s3: and calling the description information of the test environment, starting an interactive visual virtual test environment, and visually managing the running state of equipment facilities in the test verification environment.
Specifically, the visual component model comprises equipment facilities corresponding to a satellite navigation detection laboratory, such as a microwave darkroom, a test station, instrument equipment, a data line, a signal line, a control line, test software and the like; and carrying out visual management on the running state of the equipment facilities in the test verification environment, including monitoring and controlling the running state of the equipment facilities in the test verification environment, managing test tasks, intelligently operating and maintaining and the like.
In this embodiment, the test environment description information in step S2 corresponds to a two-dimensional or three-dimensional interactive visual test environment description parameter of a specific test verification system, which at least includes a visual component model type, a visual component model connection, a data interaction port and a protocol, and the like, and specifically includes visual component model layout, various control instructions, external calling program related parameter information, and the like. The test environment description information is in a file and/or database form, and the construction parameter test environment description information of the interactive visual virtual test environment is completely recorded in a data file form and comprises component model types, component model connection, data interaction ports, protocols and the like.
In this embodiment, the method further includes calling or playing back a test data recording file, where the test data recording file completely records, in a data file form according to a time sequence, communication data and control data of the equipment facility in the test verification environment corresponding to all the visual component models in each test task, and the test data recording file completely records, in a data file form according to a time sequence, communication data and control data of all the component models in each test task, where the communication data and the control data at least include accurate time, a data source, a component object, a data type, and data content. And the test data recorded by the test verification system is played back in a visual mode by calling the test data recording file, so that the process reproduction of the specified test task, the business training and the simulation training of related personnel and the like are realized.
In this embodiment, the system further comprises a visual intelligent operation maintenance, the operation state of the equipment facilities in the test verification environment is visually monitored and maintained, the system intelligent operation and maintenance unit is favorable for rapidly troubleshooting and maintaining system faults and improving operation and maintenance efficiency through the visual display and two-dimensional or three-dimensional presentation of the test verification process and the operation and maintenance information of the equipment facilities, provides intelligent monitoring and abnormal information for the visual system, and performs abnormal display on the interactive visual unit in the test environment.
In conclusion, the interactive visualization technology is adopted to modularize, resource share, information intellectualized and visually manage the equipment facility model in the test verification environment, so that two-dimensional or three-dimensional interactive visualization centralized management of the test verification system and quick customization of the test verification system are realized; furthermore, through recording and playback of the data in the test process, the functions of test process reproduction, test verification system operation simulation training, examination training and the like are realized, visual intelligent operation maintenance can be performed, and the operation and maintenance efficiency is improved; meanwhile, the invention can be directly deployed and applied in the existing satellite navigation detection laboratory or detection center, and has low construction and modification cost.
Although the present invention has been described with reference to the preferred embodiments, it is not intended to be limited thereto. Those skilled in the art can make numerous possible variations and modifications to the present invention, or modify equivalent embodiments to equivalent variations, without departing from the scope of the invention, using the teachings disclosed above. Therefore, any simple modification, equivalent change and modification made to the above embodiments according to the technical spirit of the present invention should fall within the protection scope of the technical scheme of the present invention, unless the technical spirit of the present invention departs from the content of the technical scheme of the present invention.
Claims (10)
1. A visual system for testing and verification of a satellite navigation receiving terminal is characterized by comprising a component model management unit, a testing environment description module and a component model communication unit which are connected with a testing environment interactive visual unit, the component model communication unit is used for connecting with equipment facilities in the test and verification environment, the component model management unit comprises a visual component model corresponding to the equipment facilities in the test and verification environment, managing a visual component model, the test environment description module being used for describing and/or managing test environment description information of equipment facility construction in a test verification environment, the test environment interactive visual unit is used for displaying and/or controlling equipment facilities in the test verification environment through a two-dimensional and/or three-dimensional interactive visual interface according to the visual component model and the test environment description information.
2. The visualization system for testing and calibrating a satellite navigation receiving terminal according to claim 1, wherein the component model management unit and the testing environment description module are further interactively connected with a testing environment authoring unit, and the testing environment authoring unit is used for adding, editing and deleting the visualization component model and the testing environment description information.
3. The visualization system for testing and certification of a satellite navigation receiving terminal according to claim 2, wherein the testing environment description information is stored in the form of at least one file and/or database, and at least describes the visualization component model type, number, visualization component model connection relationship, data interaction port and protocol.
4. The visualization system for testing and verifying the satellite navigation receiving terminal as claimed in claim 1, further comprising a data recording and playback unit, wherein the data recording and playback unit is connected with the component model communication unit, and the data recording and playback unit records all the component model communication data and the control data in each testing task according to a time sequence and plays back the communication data and the control data according to the time sequence through the data playback module.
5. The visualization system for testing and calibrating a satellite navigation receiving terminal according to any one of claims 1 to 4, further comprising a system intelligent operation and maintenance unit, wherein the system intelligent operation and maintenance unit is in communication connection with the test environment interactive visualization unit, and is configured to execute a test and calibration system operation state discrimination program and record equipment facility operation and maintenance information in a test and calibration environment corresponding to the visualization component model.
6. The visualization system for testing and verifying the satellite navigation receiving terminal as claimed in claim 5, wherein the testing environment interactive visualization unit performs real-time screening and distribution on the testing data according to the user permission level; and the test environment interactive visual unit displays the signal state, the data state, the variable waveform and the event information of the test process.
7. A visualization method for testing and calibrating a satellite navigation receiving terminal is characterized by comprising the following steps: the method comprises the following steps:
s1: establishing a two-dimensional or three-dimensional visual component model of equipment facilities in a test verification environment;
s2: constructing a two-dimensional or three-dimensional interactive visual virtual test environment of the test verification system according to the visual component model, and storing virtual test environment construction parameter configuration information as test environment description information;
s3: and calling the test environment description information of the test verification system, starting an interactive visual virtual test environment, and performing visual management on the running state of equipment facilities in the test verification environment.
8. The visualization method for test certification of a satellite navigation receiving terminal according to claim 7, wherein: in step S2, the test environment description information at least includes a visualization component model type, a visualization component model connection, a data interaction port, and a protocol.
9. The visualization method for test certification of a satellite navigation receiving terminal according to claim 8, wherein: and calling or playing back a test data recording file, wherein the test data recording file completely records communication data and control data of equipment facilities in the test verification environment corresponding to all visual component models in each test task in a data file mode according to a time sequence.
10. The visualization method for test certification of a satellite navigation receiving terminal according to claim 9, wherein: the system also comprises visual intelligent operation maintenance, and visual monitoring and maintenance are carried out on the operation state of equipment facilities in the test verification environment.
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