CN102519488A - Integrated data acquiring and processing system of multi-source aviation navigation signals - Google Patents
Integrated data acquiring and processing system of multi-source aviation navigation signals Download PDFInfo
- Publication number
- CN102519488A CN102519488A CN2011104201839A CN201110420183A CN102519488A CN 102519488 A CN102519488 A CN 102519488A CN 2011104201839 A CN2011104201839 A CN 2011104201839A CN 201110420183 A CN201110420183 A CN 201110420183A CN 102519488 A CN102519488 A CN 102519488A
- Authority
- CN
- China
- Prior art keywords
- data
- signal
- navigation
- module
- data acquisition
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Images
Landscapes
- Position Fixing By Use Of Radio Waves (AREA)
Abstract
The invention discloses an integrated data acquiring and processing system of multi-source aviation navigation signals, belonging to the technical field of combination navigation and flight check. The system mainly comprises a signal acquiring and pre-processing sub-system, a signal evaluation and multivariate graph display module and a navigation signal simulation sub-system, wherein the navigation signal simulation sub-system is used for sending analogue signals to the signal acquiring and pre-processing sub-system; the signal acquiring and pre-processing sub-system communicates with the signal evaluation and multivariate graph display module through a network communication module; and various navigation data blocks transmitted by the signal acquiring and pre-processing sub-system are analyzed and processed, so that error and tolerance results of the navigation signals are obtained. By utilizing modular design, the integrated data acquiring and processing system disclosed by the invention has the advantages of being flexible for construction and strong in expansibility; and functions of the integrated data acquiring and processing system of the multi-source aviation navigation signals can be extended conveniently, so that acquisition support on novel navigation signals is provided.
Description
Technical field
The invention belongs to integrated navigation and flight calibration technology field; Be specifically related to a kind of integrated data collection and disposal system of multi-source aerial navigation signal; Multiple aerial navigation signals such as ILS, VOR, DME, GPS, VDB, inertial navigation and atmosphere data can be gathered by this system, and with uniform data format and flexibly interface offer application layer and do further processing.
Background technology
The radio system that is applied to aerial navigation at present is varied, comprises satellite navigation system of taking as the leading factor with GPS that grows up in the period of the VHF Omnidirection range system (VOR) that is used to provide azimuth information, the viameter (DME) that is used to provide range information, Tacan system (TACAN), the instrument landing system (ILS) that downslide localizer and glidepath information are provided, the inertial navigation system and nearest 20 etc.Because concrete certain specific navigation systems all has its intrinsic defective, such as the time integrity etc. of problem, satellite navigation system of wafing of inertial navigation system, thereby just proposed multiple navigational system collocation and used, each is mended, and it is short, makes up the demand of integrated navigation system.Therefore in the process that makes up integrated navigation system, need to gather the navigation signal of multiple navigational system.
In addition, the flight check system need carry out verification to various navigator, thereby the flight check system also need gather the navigation signal of multiple navigator, and it is carried out evaluation process.
But because the data of various navigational system are uneven in length, speed is different, thereby need mode reasonable in design to organize various data, and adopt specific method to realize the clock alignment of various navigation signals.
Summary of the invention
The technical matters that the present invention solves: mode reasonable in design is organized the data of various navigation signals, and utilizes specific mode to solve the clock alignment problem of various navigation datas.
Technical solution of the present invention: a kind of integrated data collection and disposal system of multi-source aerial navigation signal, this system mainly comprise signals collecting and preprocessing subsystem, signal evaluation and polynary image display module and navigation signal analog subsystem.Wherein:
(1) signals collecting and preprocessing subsystem mainly comprise aerial array, array acceptor and PXI Zero greeve controller; Wherein aerial array is used to receive various radio navigation signals; Numeral or discrete and simulating signal output are handled and converted to the radio navigation signal that array acceptor receives for antenna; Collecting devices such as various digital universal buses and high speed digital I are housed on the PXI Zero greeve controller; And on this PXI Zero greeve controller real-time system is housed, operation has the software of data acquisition and processing in the real-time system, accomplishes the functions such as collection, parsing, encapsulation and network transmission of data.
(2) network communication module is the network switch, and the data communication that is mainly signals collecting and preprocessing subsystem and signal evaluation and polynary image display module provides physical link.
(3) signal evaluation and polynary image display module mainly carry out network service with signals collecting and preprocessing subsystem, and the various navigation data pieces that send of parsing and processing signals collection and preprocessing subsystem, obtain the sum of errors tolerance limit result of navigation signal.
(4) the navigation signal analog subsystem mainly is under laboratory etc. is difficult for obtaining the environment of true navigation signal, to produce specific navigation signal as signal source through the simulation software control aviation signal generator on the control Simulation Control computing machine; And signal sent to signals collecting and preprocessing subsystem, come the serviceability of validation signal collection and preprocessing subsystem with this.
The mode that the integrated data collection of multi-source aerial navigation signal provided by the invention and disposal system adopt software and hardware to combine; Utilize modular design; Make up flexibly; Extendability is strong, can expand the integrated data collection of multi-source aerial navigation signal and the function of disposal system easily, so that the collection support to the newtype navigation signal to be provided.
Description of drawings
Fig. 1 is that the integrated data collection of multi-source aerial navigation signal of the present invention and the hardware of disposal system connect synoptic diagram;
Fig. 2 is that the hardware of RTK movement station connects synoptic diagram;
Fig. 3 is traditional data collecting flowchart figure;
The data acquisition flow figure that Fig. 4 adopts for the present invention;
Fig. 5 is MMR930 data acquisition flow figure;
Fig. 6 is an ILS data block processing flow chart;
Fig. 7 MMR930 data block processing flow chart;
Fig. 8 Satellite data block processing flow chart;
Fig. 9 FAS data block processing flow chart;
Figure 10 RTK reference data acquisition process process flow diagram;
Figure 11 network monitoring thread process process flow diagram;
Figure 12 network data is sent the thread process process flow diagram;
Figure 13 network data receiving thread processing flow chart;
Figure 14 data processing evaluation subsystem network data receiving thread processing flow chart;
Figure 15 data processing evaluation subsystem bottom software structural drawing.
Figure 16 navigation signal analog subsystem software architecture diagram.
Embodiment
Below in conjunction with accompanying drawing and embodiment the present invention is elaborated.
As shown in Figure 1; The hardware of multi-source aerial navigation signal synthesis data acquisition provided by the invention and disposal system connects synoptic diagram; The integrated data collection of this multi-source aerial navigation signal and disposal system mainly by signals collecting and preprocessing subsystem,, network communication module, signal evaluation form with polynary image display module and navigation signal analog subsystem three sub-systems; Described navigation signal analog subsystem is used for simulating signal is sent to signals collecting and preprocessing subsystem; Signals collecting and preprocessing subsystem communicate through network communication module 4 and signal evaluation and polynary image display module; And the various navigation data pieces that send of parsing and processing signals collection and preprocessing subsystem, obtain the sum of errors tolerance limit result of navigation signal.
Wherein signals collecting and preprocessing subsystem are made up of aerial array 1, array acceptor 2 and PXI Zero greeve controller 3 three parts.Aerial array 1 comprises various navigation signal receiving antennas, like gps antenna, course signal receiving antenna, downslide signal receiving antenna, nodirectional beacon signal receiving antenna, vhf broadcasting receiving antenna etc.Array acceptor 2 comprises various navigation neceivers, such as DME receiver, MARKER receiver, ILS receiver, VOR receiver, GNSS receiver, GBAS receiver and RTK movement station, also comprises inertial navigation equipment and atmosphere data equipment etc. in addition.Consider cost, the MMR930 multi-mode receiver that in concrete realization of the present invention, adopts Collins company to produce replaces ILS receiver, VOR receiver, GNSS receiver and GBAS receiver to receive various navigation signals etc.
The RTK system is because the higher reference signal that can be used as various low precision navigator of precision can adopt the RTK system to calibrate like VOR signal, ILS signal etc.Shown in Fig. 2 RTK system hardware connection layout, the RTK system mainly is made up of base station and movement station two parts, and principle of work is that the RTK movement station receives the calibration information that the RTK base station sends, thereby improves the navigation accuracy of self.
PXI Zero greeve controller and PXI cabinet that PXI Zero greeve controller 3 adopts NI companies to produce are equipped with the integrated circuit boards such as RS232, ARINC429, Discrete (high-speed figure) I/O, DAQ of PXI interface above.Wherein RS232, high speed digital I/O and DAQ integrated circuit board adopt the PXI integrated circuit board that NI company produces, and the ARINC429 integrated circuit board adopts the PXI integrated circuit board of Divine Land flight.LABVIEW RT real time operating system is installed on PXI Zero greeve controller 3; The driving that various integrated circuit boards are installed is arranged in the LABVIEW RT real time operating system; Service data collection and preprocessor on this LABVIEW RT real time operating system are gathered and pre-service the data of various navigation neceivers and other navigator simultaneously.Wherein the ARINC429 integrated circuit board is primarily aimed at various aviation receivers, and RS232 is to GPS receiver and inertial navigation equipment etc., and high speed digital I/O then realizes the collection of various discrete state amounts, and the DAQ integrated circuit board can be gathered the simulating signal of various device output.
Signal evaluation and polynary image display module are made up of the data processor of a data handling machine 5 and upward operation thereof; Described data handling machine 5 comprises network communication module, data resolution module and upper layer application, and this signal evaluation and polynary image display module are mainly realized with the functions such as post-processed of carrying out network service, data parsing and data between signals collecting and the preprocessing subsystem.
The navigation signal analog subsystem mainly is made up of aviation signal generator 6 and Simulation Control computing machine 7; Wherein aviation signal generator 6 adopts the IFR2030 signal generator of AEROFLEX company; The GPIB integrated circuit board is installed on the Simulation Control computing machine 7; Can be through gpib bus control aviation signal generator 6; Operation has aviation signal emulator control program on the Simulation Control computing machine 7, controls the various navigation signals of aviation signal generator 6 dynamic adjustings with this, and navigation signal is sent to the aerial array 1 in signals collecting and the preprocessing subsystem.
Installation data acquisition software on the described PXI Zero greeve controller 3; Data acquisition software adopts LABVIEW 2010 and Visual C++6.0 exploitation to realize; The collection that in LABVIEW, realizes data with communicate by letter; And use Visual C++6.0 to realize that parsing, pre-service, the clock synchronization of data layout are handled and the encapsulation of Frame, and these processing procedures are packaged into the routine call under the dynamic link library confession LABVIEW.
As shown in Figure 3; Traditional data acquisition process flow process just gets into data acquisition next time after normally sequence flow such as collection, data processing, data storage or other operation of data being finished dealing with; When the system time of data processing or data storage consumption is bigger, can have a strong impact on the acquisition performance of system like this; Cause losing or the distortion of waveform of data easily, more be difficult to guarantee the real time of data acquisition requirement.In view of above consideration; Data acquisition system adopted of the present invention pattern as shown in Figure 4 is separated data acquisition, data processing and data storage; The buffer memory that data are arranged respectively after data acquisition and the data processing can independently move various piece, improves the performance of data acquisition system (DAS).
Yet can introduce new problem again after improving like this, when the speed of data acquisition during greater than the speed of data processing, that is inlet rate finally can cause overflowing of data extra buffer greater than egress rate.And when data acquisition rate during less than PDR same data might be processed repeatedly.Therefore how reasonably to design the relation between each module, the processing speed of each three module of coupling becomes the key of design of data acquisition system.
In the program design of data acquisition software of the present invention, data acquisition system (DAS) is divided into three classical modules such as data acquisition module, data parsing and processing module, data network sending module.Data acquisition module mainly is responsible for gathering the moving station number certificate of MMR930 and RTK, and data parsing and processing module mainly are responsible for the encapsulation of parsing, data pre-service and the frame format of ARINC429 word.The data network sending module mainly is that data are sent to signal evaluation and polynary image display module with fixing frame format.Wherein the mutual master slave mode of classics that adopts between data acquisition module and data parsing and the processing module is realized, and data parsing and processing module realize with the classical producer consumer pattern of the mutual employing between the data network sending module.
The process that data acquisition system (DAS) is gathered the data of MMR930 output is as shown in Figure 5; Capture program at first obtains the integrated circuit board resource, and the working method of configuration integrated circuit board passage enables the conversion of integrated circuit board ARINC429 word format; Initialize queue and notifying device; Enter into the data acquisition circulation then, in the data acquisition circulation, comprise four execution routes, wherein one is to send Label 033 command word to MMR930; Control the mode of operation of MMR930, this command word requires per at least 300 milliseconds of transmissions once.Other three execution routes are the data of gathering ILS, VDB, GNSS passage respectively; At first read the data volume in the reception buffering of respective channel; Start the circulation reading of data then; Each circulation is read data and the data that read is written in the corresponding queues; Therefore need the data of three acquisition channels all be write in the MMR formation because the content of MMR data block relates to the data of three acquisition channels, data channel is sent notice after reading and accomplishing, and notifies corresponding data processor to begin to carry out.In actual process, done certain processing for the condition of sending notice; Just send notice when only satisfying condition; Otherwise current data accumulative total is counted next data acquisition, and the benefit of handling like this is to reduce the implementation of unnecessary data processing.
The data of described MMR930 output comprise ILS, VOR, MMR, Satellite and FAS data; Shown in ILS flow chart of data processing figure among Fig. 6, at first initialization ILS notifying device, ILS formation, Info formation and Info semaphore get into ILS channel data cycle of treatment then; When program brings into operation; This ILS channel data cycle of treatment is in waits for the ILS notify status, and after receiving the notice that data acquisition program sends over, then the data in the ILS formation are read in circulation; Form 429 data array of ILS passage; Judge current system works pattern, mode of operation can be drawn by the control word of sending as forward direction MMR930, if be operated in the ILS pattern then the GetILSFrame () function that calls in the dynamic link library that the front encapsulates is resolved the Frame that obtains the ILS data block in data acquisition system (DAS); If be in the VOR mode of operation, then call GetVorFrame () function and resolve the Frame that obtains the VOR data block.The Frame combination of the data block that parsing is obtained, the protection of Info semaphore is obtained in application, and the Frame after the combination is write in the Info formation, discharges the Info semaphore.Change cyclic process next time then over to.If it is empty noting the data result of resolving in the actual process, be not made into queue operation, directly get into processing procedure next time.
Described GetILSFrame () function and GetVorFrame () function are realized according to the Arinc standard.
Shown in the processing flow chart of Fig. 7 MMR data, at first initialization MMR notifying device, MMR formation, Info formation, Info semaphore get into the circulation of MMR data processing then; When program brings into operation; This circulation is in waits for the MMR notify status, and after receiving the notice that data acquisition program sends over, then the data in the MMR formation are read in circulation; Form 429 data array, call dynamic link library GetMMRFrame () function and resolve the Frame that obtains the MMR data block.The protection of Info semaphore is obtained in application, and the Frame that parsing is obtained writes in the Info formation, discharges the Info semaphore.Change cyclic process next time then over to.If it is empty noting the data result of resolving in the actual process, be not made into queue operation, directly get into processing procedure next time.
Shown in Fig. 8 Satellite flow chart of data processing figure, at first initialization GNSS notifying device, GNSS formation, Info formation, Info semaphore get into the circulation of Satellite data processing then; When program brings into operation; This circulation is in waits for the GNSS notify status, and after receiving the notice that data acquisition program sends over, then the data in the GNSS formation are read in circulation; Form 429 data array, call GetSatelliteFrame () function and resolve the Frame that obtains the MMR data block.The protection of Info semaphore is obtained in application, and the Frame that parsing is obtained writes in the Info formation, discharges the Info semaphore.Change cyclic process next time then over to.If it is empty noting the data result of resolving in the actual process, be not made into queue operation, directly get into processing procedure next time.
Shown in Fig. 9 FAS flow chart of data processing figure, at first initialization VDB notifying device, VDB formation, Info formation, Info semaphore get into the circulation of FAS data processing then; When program brings into operation; This circulation is in waits for the VDB notify status, and after receiving the notice that data acquisition program sends over, then the data in the VDB formation are read in circulation; Form 429 data array, call GetFASFrame () function and resolve the Frame that obtains the FAS data block.The protection of Info semaphore is obtained in application, and the Frame that parsing is obtained writes in the Info formation, discharges the Info semaphore.Change cyclic process next time then over to.If it is empty noting the data result of resolving in the actual process, be not made into queue operation, directly get into processing procedure next time.
Like Figure 10 is the process flow diagram of data acquisition system (DAS) to the RTK data acquisition process; Capture program is at first opened serial ports; Configuration also empties send buffer; Then to Nova too receiver to send the command word configuring receiver be RTK movement station working method, and configuring receiver is with the communication mode of LABVIEW RT system, initialization Info formation and semaphore.Next get into RTK reference data collection circulation; In each circulation, at first read the data bulk of send buffer, call function reads the send buffer data then, owing in system, only need the GPS output of NMEA form; Therefore next need carry out the filtering of non-NMEA formatted data to the data that read; The problem of blocking that has Frame in addition in the RS232 data communication process, the output of need adopting certain mode to handle to receive is applied for the semaphore protection at last to guarantee the integrality of Frame; The data that collect are write Info formation, release semaphore.Thereby enter into circle collection process next time.
The data network sending module adopt three independently thread accomplish, be respectively that webserver watcher thread, network data are sent thread, network data reads thread.
Shown in Figure 11 webserver watcher thread processing flow chart, webserver watcher thread mainly is used for monitoring the connection request of client, when receiving connection request, then connects, and newly-established connection handle is added in the Data Sever formation.Network data transmission thread is mainly accomplished the data in the Info formation is sent to the client that connects.Network data reads thread and then reads the order that client is sent, and then changes the running status of program under the current LABVIEW RT, such as the control command word etc. of change MMR930.
Send shown in the thread process process flow diagram like Figure 12 network data, at first initialization Info formation and Info semaphore get into network data then and send circulation; In each circulation, at first obtain semaphore protection, the data element in the formation is all read; And release semaphore; In the data of reading, add system time and framing, wherein the UTC temporal joint in system time and the RTK reference data solves the synchronous problem of data clock jointly, traversal Data Sever formation in interior loop; Connect handle for each network and at first judge the current network connection status; If connected normal will before packaged Frame send to corresponding client, connect if connect unusually then break off network, and this handle element deleted from Data Sever formation.Network is 200 milliseconds when sending the round-robin fixed response time.
Read shown in the thread processing flow chart like Figure 13 network data, the network that network data reads among the thread traverses Data Sever connects handle element, reading order categorical data; When having data, can not read time-out error; Be left intact this moment and continue the next network of inquiry and connect element, after being read as overtime and reading type codes, reading order word length information; Reading order word content information afterwards; Afterwards according to predetermined mode resolve command word, and make corresponding processing, for example change the transmission command word of MMR930 etc.
Signal evaluation and polynary image display module are mainly realized the functions such as data processing in network service, data parsing and later stage; In system provided by the invention, with the function package of network service and data parsing in same dynamic link library, shown in Figure 14 signal evaluation and polynary image display module network data receiving thread processing flow chart; After network communication module reads network data in the subsystem; At first carry out the file storage of raw data, then carry out the Frame verification, next carry out the parsing of Frame by data resolution module; Result data after the storing and resolving sends message to upper layer application simultaneously.Figure 15 is the class formation synoptic diagram of the dynamic link library of encapsulation.
The navigation signal analog subsystem is mainly realized the dynamic simulation of various navigation signals, and produces various navigation signals through gpib bus control aviation signal generator.Shown in Figure 16 navigation signal analog subsystem software architecture diagram, wherein:
GPIB bottom layer driving module mainly is the driving that has encapsulated the GPIB integrated circuit board of NI company production; Encapsulation through this module; Make the upper strata to the operation transparentization of integrated circuit board, all integrated circuit board details of operations are all accomplished in this inside modules, and the interface that upper layer application only need be called this module gets final product.
The IFR20320 communication module; This module package for the various control commands of IFR2030 signal generator; This inside modules is called GPIB bottom layer driving module; Command word is sent to the aviation signal generator, simultaneously can resolve the character set of returning as a result, this module makes the various control transparences of upper strata to signal generator.
Communication parameter configuration module, this module mainly realize the parameter initialization configuration of GPIB integrated circuit board communication and the setting of air-mail generator original state.
Fixed point control module, this module mainly are to realize the static state control of navigation signal, that is the various navigation modes of simulation aviation signal generator panel button function down, mainly comprise VOR fixed point control module, DME control module, the ILS control module of fixing a point of fixing a point.
The mission program analog module is mainly used in verification subject according to different mission programs and selection according to the various navigation signals of corresponding signal simulation model emulation.This module mainly comprises circular flight process simulation, radial flight process simulation, the simulation of ILS-1 mission program, the simulation of ILS-2 mission program etc.
In addition when need to increase the collection of new navigation signal and handle when supporting; Only need add the corresponding hardware support; And add and write corresponding data acquisition and handling procedure; And the corresponding data representation agreement of design, just can so that the native system support to the acquisition function of new data, extendability is stronger.
What should explain at last is: above embodiment is only in order to explaining technical scheme of the present invention, but not to its restriction; Although with reference to previous embodiment the present invention has been carried out detailed explanation, those of ordinary skill in the art is to be understood that: it still can be made amendment to the technical scheme that aforementioned each embodiment put down in writing, and perhaps part technical characterictic wherein is equal to replacement; And these are revised or replacement, do not make the spirit and the scope of the essence disengaging various embodiments of the present invention technical scheme of relevant art scheme.
Claims (8)
1. data acquisition of multi-source aerial navigation signal synthesis and disposal system; It is characterized in that: this system mainly comprises signals collecting and preprocessing subsystem, signal evaluation and polynary image display module and navigation signal analog subsystem; Wherein, Described navigation signal analog subsystem is used for simulating signal is sent to signals collecting and preprocessing subsystem; Signals collecting and preprocessing subsystem communicate through network communication module and signal evaluation and polynary image display module, and the various navigation datas that send of parsing and processing signals collection and preprocessing subsystem, obtain the sum of errors tolerance limit result of navigation signal;
Described signals collecting and preprocessing subsystem mainly comprise aerial array, array acceptor and PXI Zero greeve controller; Wherein aerial array is used to receive various radio navigation signals; Numeral or discrete and simulating signal output are handled and converted to the radio navigation signal that array acceptor receives for antenna; Various digital universal buses and high speed digital I/O collecting device is housed on the PXI Zero greeve controller; And LABVIEW RT real time operating system is housed on this PXI Zero greeve controller, and operation has the software of data acquisition and processing in the LABVIEW RT real time operating system, accomplishes collection, parsing, encapsulation and the network sending function of data;
Described network communication module is the network switch, and the data communication that is mainly signals collecting and preprocessing subsystem and signal evaluation and polynary image display module provides physical link;
Described signal evaluation and polynary image display module are made up of the data processor of a data handling machine and upward operation thereof, and described data handling machine comprises network communication module, data resolution module and upper layer application;
Described navigation signal analog subsystem mainly is to produce navigation signal as signal source through Simulation Control computer control aviation signal generator; And signal sent to signals collecting and preprocessing subsystem, come the serviceability of validation signal collection and preprocessing subsystem with this; The navigation signal analog subsystem mainly is made up of aviation signal generator and Simulation Control computing machine; Wherein on the Simulation Control computing machine GPIB integrated circuit board is installed; Through gpib bus control aviation signal generator; Operation has aviation signal emulator control program on the Simulation Control computing machine, controls the various navigation signals of the dynamic adjusting of aviation signal generator with this, and navigation signal is sent to the aerial array in signals collecting and the preprocessing subsystem.
2. multi-source aerial navigation signal synthesis data acquisition according to claim 1 and disposal system is characterized in that: described aerial array comprises gps antenna, course signal receiving antenna, downslide signal receiving antenna, nodirectional beacon signal receiving antenna and vhf broadcasting receiving antenna.
3. multi-source aerial navigation signal synthesis data acquisition according to claim 1 and disposal system; It is characterized in that: described array acceptor comprises DME receiver, MARKER receiver, ILS receiver, VOR receiver, GNSS receiver, GBAS receiver and RTK movement station, also comprises inertial navigation equipment and atmosphere data equipment in addition; ILS receiver wherein, VOR receiver, GNSS receiver and GBAS receiver adopt the MMR930 multi-mode receiver to replace receiving various navigation signals.
4. multi-source aerial navigation signal synthesis data acquisition according to claim 1 and disposal system; It is characterized in that: RS232, ARINC429, high speed digital I/O and DAQ integrated circuit board that the PXI interface is installed on the described PXI Zero greeve controller; LABVIEW RT real time operating system also is installed on the PXI Zero greeve controller; The driving that various integrated circuit boards are installed is arranged in the LABVIEW RT real time operating system; Service data collection and preprocessor on this LABVIEW RT real time operating system are gathered and pre-service the data of various navigation neceivers and other navigator simultaneously.
5. multi-source aerial navigation signal synthesis data acquisition according to claim 4 and disposal system; It is characterized in that: described data acquisition and preprocessor adopt LABVIEW 2010 and Visual C++6.0 exploitation to realize; The collection that in LABVIEW, realizes data with communicate by letter; And use Visual C++6.0 to realize that parsing, pre-service, the clock synchronization of data layout are handled and the encapsulation of Frame, and these processing procedures are packaged into the routine call under the dynamic link library confession LABVIEW;
Data acquisition and preprocessor are divided into data acquisition module, data parsing and processing module and data network sending module; Data acquisition module mainly is responsible for gathering the moving station number certificate of MMR930 and RTK; Data parsing and processing module mainly are responsible for the encapsulation of parsing, data pre-service and the frame format of ARINC429 word, and the data network sending module mainly is that data are sent to signal evaluation and polynary image display module with fixing frame format; Wherein the mutual master slave mode of classics that adopts between data acquisition module and data parsing and the processing module is realized, and data parsing and processing module realize with the classical producer consumer pattern of the mutual employing between the data network sending module.
6. multi-source aerial navigation signal synthesis data acquisition according to claim 5 and disposal system; It is characterized in that: the collecting flowchart of described data collecting module collected MMR930 data is: capture program at first obtains the integrated circuit board resource, and the working method of configuration integrated circuit board passage enables the conversion of integrated circuit board ARINC429 word format; Initialize queue and notifying device; Enter into the data acquisition circulation then, in the data acquisition circulation, comprise four execution routes, wherein one is to send Label 033 command word to MMR930; Control the mode of operation of MMR930, this command word requires per at least 300 milliseconds of transmissions once; Other three execution routes are the data of gathering ILS, VDB, GNSS passage respectively; At first read the data volume in the reception buffering of respective channel; Start the circulation reading of data then, each circulation is read data and the data that read is written in the corresponding queues, therefore need the data of three passages all be write in the MMR formation because the content of MMR data block relates to the data of three passages; Data channel is sent notice after reading and accomplishing, and notifies corresponding data processor to begin to carry out.
7. multi-source aerial navigation signal synthesis data acquisition according to claim 6 and disposal system is characterized in that: the data of said described MMR930 output comprise ILS, VOR, MMR, Satellite and FAS data.
8. multi-source aerial navigation signal synthesis data acquisition according to claim 6 and disposal system; It is characterized in that: said data network sending module adopt three independently thread accomplish, be respectively that webserver watcher thread, network data are sent thread, network data reads thread;
Webserver watcher thread mainly is used for monitoring the connection request of client, when receiving connection request, then connects, and newly-established connection handle is added in the Data Sever formation; Network data transmission thread is mainly accomplished the data in the Info formation is sent to the client that connects; Network data reads thread and then reads the order that client is sent, and then changes the running status of program under the current LABVIEW RT.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110420183.9A CN102519488B (en) | 2011-12-15 | 2011-12-15 | Integrated data acquiring and processing system of multi-source aviation navigation signals |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110420183.9A CN102519488B (en) | 2011-12-15 | 2011-12-15 | Integrated data acquiring and processing system of multi-source aviation navigation signals |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102519488A true CN102519488A (en) | 2012-06-27 |
| CN102519488B CN102519488B (en) | 2015-02-25 |
Family
ID=46290491
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201110420183.9A Active CN102519488B (en) | 2011-12-15 | 2011-12-15 | Integrated data acquiring and processing system of multi-source aviation navigation signals |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102519488B (en) |
Cited By (17)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102829797A (en) * | 2012-08-22 | 2012-12-19 | 广州航新航空科技股份有限公司 | PXI synthetic instrument-based TACAN simulator |
| CN103674019A (en) * | 2013-12-25 | 2014-03-26 | 中国海洋石油总公司 | Navigation system for offshore towing rope seismic exploration |
| CN103760439A (en) * | 2013-09-24 | 2014-04-30 | 中国航空工业集团公司沈阳飞机设计研究所 | Automatic test system of avionic system |
| CN103903101A (en) * | 2014-04-14 | 2014-07-02 | 上海航天电子通讯设备研究所 | General aviation multi-source information supervisory platform and method |
| CN104089630A (en) * | 2014-07-08 | 2014-10-08 | 中国航空无线电电子研究所 | Radio navigation parameter simulation method considering navigation station and tuning information |
| CN105466453A (en) * | 2015-11-19 | 2016-04-06 | 中国民用航空总局第二研究所 | On-line monitoring system of navigation equipment and method thereof |
| CN106301406A (en) * | 2016-08-16 | 2017-01-04 | 成都市和平科技有限责任公司 | A kind of GPS and wireless analog signal source system and processing method |
| CN107980124A (en) * | 2017-08-31 | 2018-05-01 | 深圳市元征科技股份有限公司 | A kind of collecting method and server |
| CN108255553A (en) * | 2017-12-22 | 2018-07-06 | 西安思丹德信息技术有限公司 | A kind of graphic processing method and device of telemetry ground station human-computer interaction interface |
| CN108267710A (en) * | 2017-12-29 | 2018-07-10 | 北京安达维尔航空设备有限公司 | One kind is for the radionavigational multi-mode combination reception system of aircraft |
| CN109374016A (en) * | 2018-09-29 | 2019-02-22 | 昆山睿力得软件技术有限公司 | A kind of used group Auto-Test System of optical fiber |
| CN110987025A (en) * | 2020-03-03 | 2020-04-10 | 北京航空航天大学东营研究院 | Display device for carrying out unmanned aerial vehicle flight verification on very high frequency omnidirectional beacon |
| CN111007555A (en) * | 2019-11-28 | 2020-04-14 | 中国航空工业集团公司西安航空计算技术研究所 | General aircraft airborne integrated navigation system and navigation method |
| CN111824453A (en) * | 2020-06-08 | 2020-10-27 | 中国民用航空中南地区空中交通管理局 | Method and system for contrastively analyzing flight verification results of instrument landing system equipment |
| CN111870234A (en) * | 2020-07-24 | 2020-11-03 | 清华大学 | Airborne pilot physiological data receiving and forwarding system |
| CN113593307A (en) * | 2021-09-29 | 2021-11-02 | 北京航空航天大学东营研究院 | Unmanned aerial vehicle-based data acquisition system and method for aviation navigation equipment |
| CN116668985A (en) * | 2023-06-25 | 2023-08-29 | 成都飞机工业（集团）有限责任公司 | Low bit error rate method for wireless transmission of multi-source multi-node acquisition sensing data |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0928952A1 (en) * | 1998-01-12 | 1999-07-14 | Dassault Electronique | Aircraft terrain collision avoidance method and device |
| US20090093959A1 (en) * | 2007-10-04 | 2009-04-09 | Trimble Navigation Limited | Real-time high accuracy position and orientation system |
| CN101865693A (en) * | 2010-06-03 | 2010-10-20 | 天津职业技术师范大学 | Multi-sensor combined navigation system for aviation |
| CN101986171A (en) * | 2010-10-26 | 2011-03-16 | 北京航空航天大学 | Signal quality detection method and system |
| CN201955097U (en) * | 2010-12-31 | 2011-08-31 | 北京星网宇达科技开发有限公司 | Detection and calibration system of inertia directional equipment |
-
2011
- 2011-12-15 CN CN201110420183.9A patent/CN102519488B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0928952A1 (en) * | 1998-01-12 | 1999-07-14 | Dassault Electronique | Aircraft terrain collision avoidance method and device |
| US20090093959A1 (en) * | 2007-10-04 | 2009-04-09 | Trimble Navigation Limited | Real-time high accuracy position and orientation system |
| CN101865693A (en) * | 2010-06-03 | 2010-10-20 | 天津职业技术师范大学 | Multi-sensor combined navigation system for aviation |
| CN101986171A (en) * | 2010-10-26 | 2011-03-16 | 北京航空航天大学 | Signal quality detection method and system |
| CN201955097U (en) * | 2010-12-31 | 2011-08-31 | 北京星网宇达科技开发有限公司 | Detection and calibration system of inertia directional equipment |
Non-Patent Citations (4)
| Title |
|---|
| 刘琨等: "机载多源飞行数据采集***", 《空中交通管理》 * |
| 张全明等: "飞行校验中航空导航信号的模拟实现", 《测控技术》 * |
| 杨小强等: "基于空地数据链的飞机状态监控***的实现", 《电讯技术》 * |
| 杨玉洁等: "基于RNAV飞行校验的综合虚拟仪表的研究", 《电子测量技术》 * |
Cited By (26)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102829797B (en) * | 2012-08-22 | 2015-04-15 | 广州航新航空科技股份有限公司 | PXI synthetic instrument-based TACAN simulator |
| CN102829797A (en) * | 2012-08-22 | 2012-12-19 | 广州航新航空科技股份有限公司 | PXI synthetic instrument-based TACAN simulator |
| CN103760439A (en) * | 2013-09-24 | 2014-04-30 | 中国航空工业集团公司沈阳飞机设计研究所 | Automatic test system of avionic system |
| CN103760439B (en) * | 2013-09-24 | 2016-04-06 | 中国航空工业集团公司沈阳飞机设计研究所 | A kind of Auto-Test System of avionics system |
| CN103674019B (en) * | 2013-12-25 | 2017-11-03 | 中国海洋石油总公司 | A kind of navigation system for offshore towing rope seismic exploration |
| CN103674019A (en) * | 2013-12-25 | 2014-03-26 | 中国海洋石油总公司 | Navigation system for offshore towing rope seismic exploration |
| CN103903101A (en) * | 2014-04-14 | 2014-07-02 | 上海航天电子通讯设备研究所 | General aviation multi-source information supervisory platform and method |
| CN103903101B (en) * | 2014-04-14 | 2016-02-24 | 上海航天电子通讯设备研究所 | A kind of General Aviation multi-source information supervising platform and method thereof |
| CN104089630A (en) * | 2014-07-08 | 2014-10-08 | 中国航空无线电电子研究所 | Radio navigation parameter simulation method considering navigation station and tuning information |
| CN104089630B (en) * | 2014-07-08 | 2016-11-23 | 中国航空无线电电子研究所 | A kind of radionavigation parameters simulation method considering guidance station and tuning information |
| CN105466453B (en) * | 2015-11-19 | 2018-04-24 | 中国民用航空总局第二研究所 | A kind of navigation equipment on-line monitoring system and method |
| CN105466453A (en) * | 2015-11-19 | 2016-04-06 | 中国民用航空总局第二研究所 | On-line monitoring system of navigation equipment and method thereof |
| CN106301406A (en) * | 2016-08-16 | 2017-01-04 | 成都市和平科技有限责任公司 | A kind of GPS and wireless analog signal source system and processing method |
| CN106301406B (en) * | 2016-08-16 | 2019-08-09 | 成都市和平科技有限责任公司 | A kind of analog signal source system and processing method of GPS and radio |
| WO2019041228A1 (en) * | 2017-08-31 | 2019-03-07 | 深圳市元征科技股份有限公司 | Data acquisition method and server |
| CN107980124A (en) * | 2017-08-31 | 2018-05-01 | 深圳市元征科技股份有限公司 | A kind of collecting method and server |
| CN108255553A (en) * | 2017-12-22 | 2018-07-06 | 西安思丹德信息技术有限公司 | A kind of graphic processing method and device of telemetry ground station human-computer interaction interface |
| CN108255553B (en) * | 2017-12-22 | 2023-10-13 | 西安思丹德信息技术有限公司 | Graphic processing method and device for remote measurement ground station man-machine interaction interface |
| CN108267710A (en) * | 2017-12-29 | 2018-07-10 | 北京安达维尔航空设备有限公司 | One kind is for the radionavigational multi-mode combination reception system of aircraft |
| CN109374016A (en) * | 2018-09-29 | 2019-02-22 | 昆山睿力得软件技术有限公司 | A kind of used group Auto-Test System of optical fiber |
| CN111007555A (en) * | 2019-11-28 | 2020-04-14 | 中国航空工业集团公司西安航空计算技术研究所 | General aircraft airborne integrated navigation system and navigation method |
| CN110987025A (en) * | 2020-03-03 | 2020-04-10 | 北京航空航天大学东营研究院 | Display device for carrying out unmanned aerial vehicle flight verification on very high frequency omnidirectional beacon |
| CN111824453A (en) * | 2020-06-08 | 2020-10-27 | 中国民用航空中南地区空中交通管理局 | Method and system for contrastively analyzing flight verification results of instrument landing system equipment |
| CN111870234A (en) * | 2020-07-24 | 2020-11-03 | 清华大学 | Airborne pilot physiological data receiving and forwarding system |
| CN113593307A (en) * | 2021-09-29 | 2021-11-02 | 北京航空航天大学东营研究院 | Unmanned aerial vehicle-based data acquisition system and method for aviation navigation equipment |
| CN116668985A (en) * | 2023-06-25 | 2023-08-29 | 成都飞机工业（集团）有限责任公司 | Low bit error rate method for wireless transmission of multi-source multi-node acquisition sensing data |
Also Published As
| Publication number | Publication date |
|---|---|
| CN102519488B (en) | 2015-02-25 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN102519488B (en) | Integrated data acquiring and processing system of multi-source aviation navigation signals | |
| CN102866621B (en) | High-precision GPS (Global Positioning System) 1pps (1 Pulse Per Second) timer and timing method of spacecraft | |
| CN103678728A (en) | High-speed data recording system based on FPGA+DSP framework and establishment method thereof | |
| CN102030111B (en) | Aircraft CFDS (Centralized Fault Display System) data analyzer and implementation method thereof | |
| CN102841362A (en) | Three-mode satellite signal simulation method and simulator | |
| CN108333566B (en) | ZYNQ-based portable radar test system and test method | |
| CN102722440A (en) | Debugging device of executive codes of embedded system, debugging method and embedded system | |
| CN110958059B (en) | Testing device, system and method of satellite receiver | |
| CN114707236A (en) | Model-based virtual-real combined simulation test method | |
| CN114117794A (en) | Flight management simulation test method and system based on function modularization | |
| CN112947384B (en) | Multifunctional satellite simulation test system | |
| CN102506901B (en) | Multi-serial-port navigation information simulation integrated system | |
| CN203064208U (en) | Integral test equipment applied to aircraft instrument | |
| CN107885675B (en) | Multifunctional measuring instrument program control command processing method | |
| CN106991001A (en) | Radionavigation recognizes simulation system | |
| CN201766599U (en) | Airborne radio installation automatic test system | |
| CN202794536U (en) | Triple-modular satellite signal simulator | |
| CN111830999A (en) | System and method for measuring characteristics of noise source of extra-high voltage main equipment based on unmanned aerial vehicle | |
| CN104237913A (en) | GNSS software receiver architecture system | |
| CN101093390A (en) | Data acquisition method through sensors in unmanned helicopter | |
| CN113965468B (en) | Public frame network design method | |
| CN104992574A (en) | ADS-B data distribution system | |
| CN115655304A (en) | Batch automatic acquisition method and device for IMU module calibration data | |
| CN112087268B (en) | Typhoon detection application-oriented air-to-air wireless channel simulator | |
| CN104635745B (en) | Method for synchronizing double aircraft of flight management system |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |