CN106712833A - Aircraft integrated information processing subsystem and spaceflight measurement and control system - Google Patents
Aircraft integrated information processing subsystem and spaceflight measurement and control system Download PDFInfo
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- CN106712833A CN106712833A CN201611154614.0A CN201611154614A CN106712833A CN 106712833 A CN106712833 A CN 106712833A CN 201611154614 A CN201611154614 A CN 201611154614A CN 106712833 A CN106712833 A CN 106712833A
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B7/00—Radio transmission systems, i.e. using radiation field
- H04B7/14—Relay systems
- H04B7/15—Active relay systems
- H04B7/185—Space-based or airborne stations; Stations for satellite systems
- H04B7/1853—Satellite systems for providing telephony service to a mobile station, i.e. mobile satellite service
- H04B7/18569—Arrangements for system physical machines management, i.e. for construction operations control, administration, maintenance
- H04B7/18573—Arrangements for system physical machines management, i.e. for construction operations control, administration, maintenance for operations control, administration or maintenance
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
- H04B1/0003—Software-defined radio [SDR] systems, i.e. systems wherein components typically implemented in hardware, e.g. filters or modulators/demodulators, are implented using software, e.g. by involving an AD or DA conversion stage such that at least part of the signal processing is performed in the digital domain
- H04B1/0028—Software-defined radio [SDR] systems, i.e. systems wherein components typically implemented in hardware, e.g. filters or modulators/demodulators, are implented using software, e.g. by involving an AD or DA conversion stage such that at least part of the signal processing is performed in the digital domain wherein the AD/DA conversion occurs at baseband stage
- H04B1/0042—Digital filtering
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
- H04B1/005—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission adapting radio receivers, transmitters andtransceivers for operation on two or more bands, i.e. frequency ranges
- H04B1/0067—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission adapting radio receivers, transmitters andtransceivers for operation on two or more bands, i.e. frequency ranges with one or more circuit blocks in common for different bands
- H04B1/0075—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission adapting radio receivers, transmitters andtransceivers for operation on two or more bands, i.e. frequency ranges with one or more circuit blocks in common for different bands using different intermediate frequencied for the different bands
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B7/00—Radio transmission systems, i.e. using radiation field
- H04B7/14—Relay systems
- H04B7/15—Active relay systems
- H04B7/185—Space-based or airborne stations; Stations for satellite systems
- H04B7/18578—Satellite systems for providing broadband data service to individual earth stations
- H04B7/18593—Arrangements for preventing unauthorised access or for providing user protection
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L41/00—Arrangements for maintenance, administration or management of data switching networks, e.g. of packet switching networks
- H04L41/06—Management of faults, events, alarms or notifications
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L63/00—Network architectures or network communication protocols for network security
- H04L63/04—Network architectures or network communication protocols for network security for providing a confidential data exchange among entities communicating through data packet networks
- H04L63/0428—Network architectures or network communication protocols for network security for providing a confidential data exchange among entities communicating through data packet networks wherein the data content is protected, e.g. by encrypting or encapsulating the payload
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- Aviation & Aerospace Engineering (AREA)
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Abstract
The embodiment of the invention discloses an aircraft integrated information processing subsystem and a spaceflight measurement and control system. The subsystem comprises a radio frequency front end module, a data processing module, an encryption/decryption module and an interface power supply module which are in communication connection. The radio frequency front end module carries out down-conversion and filtering processing on received original radio frequency carrier signals. The data processing module converts received intermediate frequency carrier signals into encryption source information and converts the encrypted to-be-sent source information into radio frequency carrier signals through baseband and up-conversion processing. The encryption/decryption module decrypts the encrypted source information to obtain decrypted source information and sends the decrypted source information to the interface power supply module. According to the subsystem and the system, through adoption of software radio and open architecture, integrated design is carried out on cooperation, visual range and beyond visual range integrated measurement and control; various wireless communication functions are realized; the integration is high; the cost is low; the expandability is high; and an aircraft can be powerfully supported to realize functions such as cooperation, visual range and beyond visual range integrated measurement and control.
Description
Technical field
The present invention relates to space telemetry and control technology field, and in particular to a kind of aircraft integrated information processing subsystem and space flight
TT＆C system.
Background technology
The development of spaceflight TT＆C system substantially experienced three phases：First stage is the ground observing and controlling epoch, mainly upper
Before century 70, mark is the exploitation of the Instrumentation system for completing tracking telemetry and command station.Succeed in developing for Long Range Missile System, with
And the unified carrier measuring apparatus (such as Unified S Band TT＆C system) with multi-services ability, realize multi-service transport
With the synthesis of track observing and controlling.Second stage is the Tianhuangping pumped storage plant epoch, mainly in the eighties to the nineties in 20th century, is successfully developed
The high-accuracy satellite navigation and location system (GPS) and TDRSS Tracking and Data Relay Satellite System of global range (including terrestrial space)
(TDRSS) whole world high accuracy, two-forty observing and controlling and a Transmission system, have been built up on this basis.Phase III ground space-based
The use in conjunction epoch, mainly after the nineties in 20th century, the U.S. military integrated information system operation on the basis of, to fortune
Row system has made expanded application research on a large scale, it is proposed that space flight Thinned arrays radar, LEO distributing GPS/communication satellite constellation, pin
The new satellite platform with better function to GPS, TDRSS system development, TDRS opens new frequency range (Ka), improves transmission speed
Rate, is additionally arranged new ground control station.
At present, continuing to develop with combat mode, the cruising missile in aircraft need to distinguish depressed trajectory high, and high trajectory is
Neck bullet, other are then fight bullet；But because the flying speed of cruising missile is slow, once neck bullet therein is attacked, network will very
Difficult recovery；Simultaneously because the communication means of existing aircraft is single so that there are easily interruption and data to the observing and controlling of aircraft
Obtain incomplete defect.
The content of the invention
For defect of the prior art, the present invention provides a kind of aircraft integrated information processing subsystem and space flight measurement and control
System, using software radio and open architecture, integrated design is carried out by collaboration, sighting distance over the horizon one observing and controlling, is realized
Various wireless communication function, and integrated high, low cost and scalability are strong.
In order to solve the above technical problems, the present invention provides following technical scheme：
On the one hand, the invention provides a kind of aircraft integrated information processing subsystem, including：Before the radio frequency of communication connection
End module, data processing module, encryption/decryption module and interface power module；
The RF front-end module, for the former radio-frequency carrier signal for receiving to be carried out into down coversion and filtering process, obtains
Intercarrier signal, and the intercarrier signal is sent to the data processing module；
The data processing module, for the intercarrier signal for receiving to be converted into encryption information source information, by this
Encryption information source information is sent to the encryption/decryption module；And, for will receive encryption after information source information to be sent through base
Radio-frequency carrier signal is converted into after tape handling and upconversion process, the radio-frequency carrier signal is sent into connecing to radio-frequency carrier signal
Debit；
The encryption/decryption module, for being solved to the encryption information source information after the encryption information source information is received
It is close, the information source information after the decryption is obtained, and the information source information after decrypting is sent to interface power module；And,
The information source information to be sent is encrypted after receiving interface power module information source information to be sent, after obtaining the encryption
Information source information to be sent, and the information source information to be sent after encrypting is sent to the data processing module.
Further, the interface power module, is powered for each module in for the subsystem, and provides each
The interface communicated between module；
Wherein, the circuit used that communicates includes：For transmitting the data/address bus of data, for transmitting interactive control information
Controlling bus and the self-test bus for each module status in subsystem described in real-time monitoring.
Further, the RF front-end module includes：
Radio-frequency carrier signal receiving unit, the radio-frequency carrier signal for receiving the subsystem external；
Frequency conversion processing unit, for carrying out down coversion and filtering process to the former radio-frequency carrier signal, obtains intermediate frequency
Carrier signal；
Intercarrier signal transmitting element, for the intercarrier signal to be sent to the data processing module.
Further, the data processing module includes：
Intercarrier signal receiving unit, for receiving the intercarrier signal that the RF front-end module sends, and will
The intercarrier signal is converted into encryption information source information, and the encryption information source information is sent to the baseband processing unit；
Baseband processing unit, is de-spread for the information to intercarrier signal receiving unit, is demodulated and decoding process,
And send to encryption/decryption module；And the information that encryption/decryption module sends is encoded, is modulated and spread processing, and will treatment
The intercarrier signal for obtaining afterwards is sent to upconversion process unit；
Upconversion process unit, for carrying out up-conversion to the intercarrier signal that the baseband processing unit sends
Treatment, and the radio-frequency carrier signal after treatment is sent to radio-frequency carrier signal transmitting element；
Radio-frequency carrier signal transmitting element, for by the radio-frequency carrier signal that the upconversion process unit sends send to
The recipient of radio-frequency carrier signal.
Further, the encryption/decryption module includes：
Ciphering unit, for receiving the encryption information source information that the data processing module sends, to the encryption information source information
It is decrypted, obtains the information source information after the decryption, and the information source information after decrypting is sent to interface power module；
Decryption unit, for the information source information to be sent that receiving interface power module sends, to the information source information to be sent
It is encrypted, obtains the information source information to be sent after the encryption, and the information source information to be sent after encrypting is sent to institute
State data processing module.
Further, on-site programmable gate array FPGA processor is provided with the baseband processing unit, for described
Intercarrier signal carries out the multilink parallel processing of base band data；
Wherein, the multilink includes：Collaboration link, line of sight link and trans-horizon link.
On the other hand, present invention also offers a kind of spaceflight TT＆C system, the spaceflight TT＆C system includes described
Aircraft integrated information processing subsystem, also includes：Data transmission sub-system and ground observing and controlling subsystem；
The data transmission sub-system is used for the radio-frequency carrier letter for sending the aircraft integrated information processing subsystem
Number power amplification is carried out, and the radio-frequency carrier signal after power amplification is sent to the ground observing and controlling subsystem；
The ground observing and controlling subsystem is used to receive the radio-frequency carrier signal, and the radio-frequency carrier signal is carried out into letter
Number treatment.
Further, the aircraft integrated information processing subsystem is arranged in cabinet, and is integrated in the backboard of cabinet
On；It is arranged in the cabinet in the aircraft.
Further, the data transmission sub-system includes：
Data transfer transmitting element, for the radio-frequency carrier signal sent to the aircraft integrated information processing subsystem
Carry out timesharing power amplification；
Antenna element, for the radio-frequency carrier signal to be radiated or received, and the antenna element is included to star
Antenna, over the ground antenna and networking antenna.
Further, the ground observing and controlling subsystem includes：
Data receiver and processing unit, for sending and receiving carry-on aircraft integrated information processing subsystem hair
The radio-frequency carrier signal for going out, and signal transacting is carried out to radio-frequency carrier signal, wherein, the signal transacting includes the solution to signal
Analyse, distribute, inquiring about, storing, processing, showing, playing back, analyzing, counting and printing；
Link monitoring unit, for being monitored to link and carrying out failure auto-alarming to antenna channel equipment；
Encryption/decryption element, for being encrypted to radio-frequency carrier signal or being decrypted；
Correspondence with foreign country unit, for being communicated with the ancillary equipment of its exterior by communication network.
As shown from the above technical solution, a kind of aircraft integrated information processing subsystem of the present invention and space flight measurement and control
System, subsystem includes RF front-end module, data processing module, encryption/decryption module and the interface power module of communication connection,
The former radio-frequency carrier signal for receiving is carried out down coversion and filtering process by RF front-end module；During data processing module will be received
Frequency carrier signal is converted into encryption information source information, and by encryption after information source information to be sent after base band and upconversion process
It is converted into radio-frequency carrier signal；Encryption/decryption module is decrypted to encryption information source information, the information source information after being decrypted, and will
Information source information after the decryption is sent to interface power module；The present invention uses software radio and open architecture, will cooperate with,
Sighting distance and the observing and controlling of over the horizon one carry out integrated design.Realize various wireless communication function, and integrated high, low cost and
Scalability is strong.Can powerful support aircraft realize the functions such as collaboration, sighting distance and over the horizon one observing and controlling.
Brief description of the drawings
In order to illustrate more clearly about the embodiment of the present invention or technical scheme of the prior art, below will be to embodiment or existing
The accompanying drawing to be used needed for having technology description is briefly described, it should be apparent that, drawings in the following description are the present invention
Some embodiments, for those of ordinary skill in the art, on the premise of not paying creative work, can also basis
These accompanying drawings obtain other accompanying drawings.
Fig. 1 is a kind of a kind of specific embodiment of the aircraft integrated information processing subsystem in the embodiment of the present invention one
Structural representation；
Fig. 2 is a kind of structure of specific embodiment of RF front-end module 10 in integrated information processing subsystem of the invention
Schematic diagram；
Fig. 3 is a kind of structure of specific embodiment of data processing module 20 in integrated information processing subsystem of the invention
Schematic diagram；
Fig. 4 is that a kind of structure of specific embodiment of encryption/decryption module 30 in integrated information processing subsystem of the invention is shown
It is intended to；
Fig. 5 is a kind of a kind of structural representation of specific embodiment of the spaceflight TT＆C system in the embodiment of the present invention one；
Fig. 6 is a kind of structural representation of specific embodiment of data transmission sub-system 50 in spaceflight TT＆C system of the invention
Figure；
Fig. 7 is a kind of structural representation of specific embodiment of ground observing and controlling subsystem 60 in spaceflight TT＆C system of the invention
Figure；
Fig. 8 is a kind of space flight measurement and control system including aircraft integrated information processing subsystem in concrete application example of the present invention
The structural representation of system.
Specific embodiment
To make the purpose, technical scheme and advantage of the embodiment of the present invention clearer, below in conjunction with the embodiment of the present invention
In accompanying drawing, clear, complete description is carried out to the technical scheme in the embodiment of the present invention, it is clear that described embodiment is
A part of embodiment of the present invention, rather than whole embodiments.Based on the embodiment in the present invention, those of ordinary skill in the art
The every other embodiment obtained under the premise of creative work is not made, belongs to the scope of protection of the invention.
The embodiment of the present invention one provides a kind of a kind of specific embodiment of aircraft integrated information processing subsystem.Ginseng
See Fig. 1, the integrated information processing subsystem specifically includes following content：
The RF front-end module 10 of communication connection, data processing module 20, encryption/decryption module 30 and interface power module 40.
The RF front-end module 10, for the former radio-frequency carrier signal for receiving to be carried out into down coversion and filtering process, obtains
To intercarrier signal, and the intercarrier signal is sent to the data processing module.
In RF front-end module 10, the original that the sender that RF front-end module 10 receives former radio-frequency carrier signal sends is penetrated
Frequency carrier signal, in the present invention, the sender of former radio-frequency carrier signal is following data transmission sub-systems, and before radio frequency
End module 10 is mainly used in completing the processes such as down coversion and the filtering of radio-frequency carrier signal, and down coversion part therein is using discrete
Formula, broadband, configurable channel, adapt to the frequency range of various links, and wherein down coversion is by becoming by specific frequency
Frequency device is transformed into than relatively low frequency, is beneficial to the information for demodulating and being loaded with；And it is by signal to filter (Wave filtering)
The operation that middle specific band frequency is filtered, is the important measures for suppressing and preventing interference.
The data processing module 20, for the intercarrier signal for receiving to be converted into encryption information source information, will
The encryption information source information is sent to the encryption/decryption module；And, for the information source information to be sent after the encryption of reception through base
Radio-frequency carrier signal is converted into after tape handling and upconversion process, the radio-frequency carrier signal is sent into connecing to radio-frequency carrier signal
Debit.
In data processing module 20, data processing module 20 is used to carry out intercarrier signal in Base-Band Processing, and base
Tape handling part uses FPGA processor framework, can a plurality of chain such as parallel processing collaboration link, line of sight link and trans-horizon link
The base-band information on road；Meanwhile, the information source information to be sent that data processing module 20 is also used for after the encryption by reception carries out upper change
Frequency is processed, and is converted into the frequency for being up-converted to described in radio-frequency carrier signal and suitable transmitting higher or transmission being transformed into by frequency converter
Rate, and up-conversion part is also adopted by discrete, broadband, configurable channel, adapts to the frequency range of various links, wherein,
The sender of the former radio-frequency carrier signal is the data transmission sub-system in following systems.
The encryption/decryption module 30, for being solved to the encryption information source information after the encryption information source information is received
It is close, the information source information after the decryption is obtained, and the information source information after decrypting is sent to interface power module；And,
The information source information to be sent is encrypted after receiving interface power module information source information to be sent, after obtaining the encryption
Information source information to be sent, and the information source information to be sent after encrypting is sent to the data processing module.
In encryption/decryption module 30, encryption/decryption module 30 mainly completes the encryption and decryption of plurality of information resources, carries out that function is integrated to be set
Meter；Above-mentioned subsystem mainly complete data transmission system power, the work(such as external interface, encryption and decryption, Base-Band Processing, Up/Down Conversion
Can, to sum up, aircraft integrated information processing subsystem is used based on the design of open architecture module, has four modules, module
Between interconnected by backboard using high-speed bus.
Interface power module 40, is powered for each module in for the subsystem, and provides and lead between each module
The interface of letter；
In interface power module 40, communication circuit used includes：For transmitting the data/address bus of data, for transmitting
The controlling bus of interactive control information and the self-test bus for each module status in subsystem described in real-time monitoring；Interface electricity
Source module 40 uses Rapid IO buses, control using data, control, three kinds of bus Integrated designs of self-test, wherein data/address bus
Bus processed uses CAN, and self-test uses I2C buses.Each performs its own functions for 3 kinds of buses, the intercommunication of common completion system and
Interconnection.
Knowable to foregoing description, the subsystem in embodiments of the invention is to realize various nothings using a set of hardware device
Line communication function, can powerful support aircraft realize the functions such as collaboration, sighting distance and over the horizon one observing and controlling；It is spaceflight TT＆C system
There is provided a kind of general framework, generic Extensible open type data Transmission system is using " integrated, inexpensive and expansible "
Mentality of designing, collaboration, sighting distance and the observing and controlling of over the horizon one using software radio and open architecture, carried out integration and set
Meter.
In a kind of specific implementation, the invention provides one kind tool of the RF front-end module 10 in above-mentioned subsystem
Body implementation method.Referring to Fig. 2, the RF front-end module 10 specifically includes following content：
Radio-frequency carrier signal receiving unit 11, the radio-frequency carrier signal for receiving the subsystem external.
Frequency conversion processing unit 12, for carrying out down coversion and filtering process to the former radio-frequency carrier signal, in obtaining
Frequency carrier signal.
Intercarrier signal transmitting element 13, for the intercarrier signal to be sent to the data processing module
20。
Knowable to foregoing description, embodiments of the invention realize the mistake that the signal of RF front-end module is received and processed
Journey, it is ensured that the diversity and promptness of signal that subsystem can be received and processed.
In a kind of specific implementation, the invention provides one kind tool of the data processing module 20 in above-mentioned subsystem
Body implementation method.Referring to Fig. 3, the data processing module 20 specifically includes following content：
Intercarrier signal receiving unit 21, for receiving the intercarrier signal that the RF front-end module sends, and
The intercarrier signal is converted into encryption information source information, and the encryption information source information is sent to the baseband processing unit
22。
Baseband processing unit 22, is de-spread, demodulated and is decoded for the information to intercarrier signal receiving unit 21
Treatment, and send to encryption/decryption module；And the information that encryption/decryption module 30 sends is encoded, is modulated and spread processing,
And send to upconversion process unit 23 intercarrier signal obtained after treatment.
Upconversion process unit 23, for being carried out to the intercarrier signal that the baseband processing unit 22 sends
Frequency-conversion processing, and the radio-frequency carrier signal after treatment is sent to radio-frequency carrier signal transmitting element 24.
Radio-frequency carrier signal transmitting element 24, for the radio-frequency carrier signal hair for sending the upconversion process unit 23
Deliver to the recipient of radio-frequency carrier signal.
In the foregoing description, on-site programmable gate array FPGA processor is provided with the baseband processing unit 22, is used for
The multilink parallel processing of base band data is carried out to the intercarrier signal；Wherein, the multilink includes：Collaboration link,
Line of sight link and trans-horizon link, and radio-frequency carrier signal sends and is data described later to the recipient of radio-frequency carrier signal and passes
Defeated subsystem.
Knowable to foregoing description, embodiments of the invention realize the Base-Band Processing and upconversion process to signal, it is ensured that
Return information can in time and be reliably transmitted back to the sender of signal after signal is received for aircraft.
In a kind of specific implementation, The embodiment provides the encryption/decryption module 30 in above-mentioned subsystem
A kind of specific embodiment.Referring to Fig. 4, the encryption/decryption module 30 specifically includes following content：
Ciphering unit 31, the encryption information source information for receiving the transmission of the data processing module 20, to the encryption information source
Information is decrypted, and obtains the information source information after the decryption, and the information source information after decrypting is sent to interface power mould
Block.
Decryption unit 32, for the information source information to be sent that receiving interface power module 40 sends, to the information source to be sent
Information is encrypted, and obtains the information source information to be sent after the encryption, and the information source information to be sent after encrypting is sent
To the data processing module 20.
In a kind of specific implementation, embodiments of the invention ensure that safety of the data-signal in transmitting procedure
Property, improve the safety coefficient of spaceflight TT＆C system.
The embodiment of the present invention two provides a kind of a kind of specific embodiment of spaceflight TT＆C system.Referring to Fig. 5, the one kind
Spaceflight TT＆C system specifically includes following content：
Above-mentioned aircraft integrated information processing subsystem, also includes：Data transmission sub-system 50 and ground observing and controlling subsystem
System 60；
Aircraft integrated information processing subsystem is arranged in cabinet, and is integrated on the backboard of cabinet；In the cabinet
It is arranged in the aircraft.
The data transmission sub-system 50 is used for the radio-frequency carrier for sending the aircraft integrated information processing subsystem
Signal carries out power amplification, and the radio-frequency carrier signal after power amplification is sent to the ground observing and controlling subsystem 60.
The ground observing and controlling subsystem 60 is used to receive the radio-frequency carrier signal, and the radio-frequency carrier signal is carried out
Signal transacting.
Knowable to foregoing description, data transmission system in embodiments of the invention equipment on board the aircraft is main by comprehensive
Close processor, data transmitter, to star antenna and over the ground antenna etc. composition；By expansible open hardware frame
Structure is designed, and can merge and extend various communication links, meets various communication requirements of aircraft.
In a kind of specific implementation, The embodiment provides the data transmission sub-system 50 in said system
A kind of specific embodiment.Referring to Fig. 6, the data transmission sub-system 50 specifically includes following content：
Data transfer transmitting element 51, for the radio-frequency carrier letter sent to the aircraft integrated information processing subsystem
Number carry out timesharing power amplification.
Antenna element 52, for the radio-frequency carrier signal to be radiated or received, and the antenna element is including right
Star antenna, over the ground antenna and networking antenna.
Knowable to foregoing description, the design that embodiments of the invention pass through standardized module is easy to system to carry out preferably
Function is divided, and is easy to the in situ of module to replace and safeguard.
In a kind of specific implementation, The embodiment provides the ground observing and controlling subsystem 60 in said system
A kind of specific embodiment.Referring to Fig. 7, the ground observing and controlling subsystem 60 specifically includes following content：
Data receiver and processing unit 61, for sending and receiving carry-on aircraft integrated information processing subsystem
The radio-frequency carrier signal for sending, and signal transacting is carried out to radio-frequency carrier signal, wherein, the signal transacting is included to signal
Parse, distribute, inquiring about, storing, processing, showing, playing back, analyzing, counting and printing.
Link monitoring unit 62, for being monitored to link and carrying out failure auto-alarming to antenna channel equipment.
Encryption/decryption element 63, for being encrypted to radio-frequency carrier signal or being decrypted.
Correspondence with foreign country unit 64, for being communicated with the ancillary equipment of its exterior by communication network.
Knowable to foregoing description, The embodiment provides a kind of ground installation, and ground installation is by tracking telemetry and command station, outer
Peripheral equipment etc. is constituted, and is designed by expansible open hardware structure, can merge and extend various communication links, meets flight
Various communication requirements of device.
It is further description this programme, the present invention provides a kind of including aircraft integrated information processing subsystem one
Plant the concrete application example of spaceflight TT＆C system.Referring to Fig. 8, the spaceflight TT＆C system specifically includes following content：
A) the open spaceflight TT＆C system hardware structure design of generic Extensible：
The open spaceflight TT＆C system of generic Extensible is adopted using the mentality of designing of " integrated, inexpensive and expansible "
With software radio and open architecture, collaboration, sighting distance and the observing and controlling of over the horizon one are carried out into integrated design.On tactical weapon
Equipment by aircraft integrated information processing subsystem, data transmitter, to star antenna, over the ground antenna and networking antenna etc.
Composition, realizes the transmitting-receiving process of tactical weapon signal；Ground installation is made up of tracking telemetry and command station, ancillary equipment etc., realizes terrestrial information
Treatment.
B) module based on open architecture is designed：
Aircraft integrated information processing subsystem uses open architecture, by interface power module, data processing module, penetrates
Frequency front-end module, encryption/decryption module, backboard and cabinet etc. are constituted.Each module is divided according to identical function is integrated, is formd
Organic whole.Each module uses standardized structure and interface, possesses certain versatility and interchangeability.
C) High-speed Control, data/address bus Integrated design：
Aircraft integrated information processing subsystem inside uses data, control, 3 kinds of bus Integrated designs of self-test, wherein
Data/address bus uses Rapid IO buses, controlling bus to use CAN, and self-test uses I2C buses.3 kinds of buses respectively take charge of it
Duty, the intercommunication and interconnection of common completion system.
Specifically include：
1st, the open spaceflight TT＆C system hardware structure design of generic Extensible
Spaceflight TT＆C system equipment on board the aircraft is main to be sent out by aircraft integrated information processing subsystem, data transfer
Penetrate machine, to star antenna and over the ground antenna etc. composition.The concrete function and design of each equipment are as follows：
A) aircraft integrated information processing subsystem：
Aircraft integrated information processing subsystem mainly complete spaceflight TT＆C system power, external interface, encryption and decryption, base band
The functions such as treatment, Up/Down Conversion.Aircraft integrated information processing subsystem hardware is used based on the design of open architecture module, common
There are 4 modules, interconnected by backboard using high-speed bus between module.
The power supply of aircraft integrated information processing subsystem is unified to power by external system, and supply voltage is 28V ± 4V.
External interface can need to be configured according to system, it may include 1553B, LVDS, RS422 etc..
B) data transmitter
Data transmitter mainly completes spaceflight TT＆C system power amplification function.Data transmitter is using integrated
Change mentality of designing, the power amplifier unification of near frequency band, designed using broadband, the power amplifier of different frequency range carries out integrated, and power amplifier is divided equally
When work.
C) to the antenna/networking antenna of star antenna/over the ground
Antenna mainly completes the radiation and reception of radiofrequency signal, can be needed from microstrip antenna, many according to gain and angular domain
Beam antenna and phased array antenna etc..
Ground installation is made up of tracking telemetry and command station, ancillary equipment etc., and the wherein function of tracking telemetry and command station and design is as follows：
A) reception and treatment of data：
The signal of aircraft is sent and received, signal parsed, is distributed, inquired about, stored, processed, shown, played back,
Analysis, statistics and printing etc..
B) link monitoring：
Link is monitored, failure auto-alarming is carried out to antenna channel equipment.
C) encryption and decryption：
Encryption and decryption is carried out to information.
D) correspondence with foreign country：
Communicated with ancillary equipment by communication network.
2nd, the module design based on open architecture
Aircraft integrated information processing subsystem is designed using the module based on open architecture, by backboard and cabinet and
4 module compositions, module is respectively interface power module, data processing module, RF front-end module, encryption/decryption module, module
Meet VITA48.2 standard 3U 1.00in standards.The function of each module is as follows：
A) interface power module：
Interface power module mainly completes the conversion of inside and outside information, external interface, to inner joint, for functions such as distribution.
B) data processing module：
Data processing module mainly completes the Base-Band Processing of data, the up-conversion of signal.
C) RF front-end module：
RF front-end module mainly completes the down coversion of signal, filtering etc..
D) encryption/decryption module：
Encryption/decryption module mainly completes the encryption and decryption of information source information.
3rd, High-speed Control, data/address bus Integrated design.
A) data/address bus：
Data/address bus is mainly used in transmitting high speed data, and using Rapid IO buses, speed is up to 3.25Gbps.Using point
To dot pattern, by interface power module as core, set up single passage with its excess-three module respectively and communicated.
B) controlling bus：
Controlling bus are mainly used in the interactive control information between transport module, and using CAN, speed is up to 1Mbps.Adopt
With master-slave mode, interface/power supply is host node, and other nodes are from node, and data transfer mode is command response formula.
C) self-test bus：
Self-test bus is mainly used in the third party monitoring of each module, monitors temperature, voltage and state of each module etc., adopts
I2C buses are used, speed is up to 100kbps.Using master slave mode, interface power module is main equipment, and other modules are slave unit.
Knowable to foregoing description, concrete application example of the invention is designed by expansible open hardware structure, can be melted
Various communication links are closed and extended, various communication requirements of aircraft are met；By the design of standardized module, it is easy to system to enter
The more preferable function of row is divided, and is easy to the in situ of module to replace and safeguard；Divided by the function of different bus, each bus is respectively taken charge of
Its duty, is easy to the extension and maintenance of system.
Above example is merely to illustrate technical scheme, rather than its limitations；Although with reference to the foregoing embodiments
The present invention has been described in detail, it will be understood by those within the art that：It still can be to foregoing each implementation
Technical scheme described in example is modified, or carries out equivalent to which part technical characteristic；And these are changed or replace
Change, do not make the spirit and scope of the essence disengaging various embodiments of the present invention technical scheme of appropriate technical solution.
Claims (10)
1. a kind of aircraft integrated information processing subsystem, it is characterised in that including：The RF front-end module of communication connection, number
According to processing module, encryption/decryption module and interface power module；
The RF front-end module, for the former radio-frequency carrier signal for receiving to be carried out into down coversion and filtering process, obtains intermediate frequency
Carrier signal, and the intercarrier signal is sent to the data processing module；
The data processing module, for the intercarrier signal for receiving to be converted into encryption information source information, this is encrypted
Information source information is sent to the encryption/decryption module；And, for will receive encryption after information source information to be sent through base band at
Radio-frequency carrier signal is converted into after reason and upconversion process, the radio-frequency carrier signal is sent to the reception of radio-frequency carrier signal
Side；
The encryption/decryption module, for being decrypted to the encryption information source information after the encryption information source information is received, obtains
Information source information to after the decryption, and the information source information after decrypting is sent to interface power module；And, receiving
The information source information to be sent is encrypted after interface power module information source information to be sent, obtains to be sent after the encryption
Information source information, and the information source information to be sent after encrypting is sent to the data processing module.
2. subsystem according to claim 1, it is characterised in that the interface power module, for being the subsystem
In each module be powered, and provide the interface communicated between each module；
Wherein, the circuit used that communicates includes：For transmitting the data/address bus of data, the control for transmitting interactive control information
Bus and the self-test bus for each module status in subsystem described in real-time monitoring.
3. subsystem according to claim 1, it is characterised in that the RF front-end module includes：
Radio-frequency carrier signal receiving unit, the radio-frequency carrier signal for receiving the subsystem external；
Frequency conversion processing unit, for carrying out down coversion and filtering process to the former radio-frequency carrier signal, obtains IF carrier
Signal；
Intercarrier signal transmitting element, for the intercarrier signal to be sent to the data processing module.
4. subsystem according to claim 1, it is characterised in that the data processing module includes：Intercarrier signal
Receiving unit, for receiving the intercarrier signal that the RF front-end module sends, and the intercarrier signal is converted into
Encryption information source information, and the encryption information source information is sent to the baseband processing unit；
Baseband processing unit, is de-spread for the information to intercarrier signal receiving unit, is demodulated and decoding process, concurrently
Deliver to encryption/decryption module；And the information that encryption/decryption module sends is encoded, is modulated and spread processing, and will be obtained after treatment
To intercarrier signal send to upconversion process unit；
Upconversion process unit, for being carried out at up-conversion to the intercarrier signal that the baseband processing unit sends
Reason, and the radio-frequency carrier signal after treatment is sent to radio-frequency carrier signal transmitting element；
Radio-frequency carrier signal transmitting element, for the radio-frequency carrier signal that the upconversion process unit sends to be sent to radio frequency
The recipient of carrier signal.
5. subsystem according to claim 1, it is characterised in that the encryption/decryption module includes：
Ciphering unit, for receiving the encryption information source information that the data processing module sends, is carried out to the encryption information source information
Decryption, obtains the information source information after the decryption, and the information source information after decrypting is sent to interface power module；
Decryption unit, for the information source information to be sent that receiving interface power module sends, is carried out to the information source information to be sent
Encryption, obtains the information source information to be sent after the encryption, and the information source information to be sent after encrypting is sent to the number
According to processing module.
6. subsystem according to claim 4, it is characterised in that be provided with field programmable gate in the baseband processing unit
Array FPGA processor, the multilink parallel processing for carrying out base band data to the intercarrier signal；
Wherein, the multilink includes：Collaboration link, line of sight link and trans-horizon link.
7. a kind of spaceflight TT＆C system, it is characterised in that the spaceflight TT＆C system includes such as any one of claim 1 to 6
Described aircraft integrated information processing subsystem, also includes：Data transmission sub-system and ground observing and controlling subsystem；
The data transmission sub-system is used to enter the radio-frequency carrier signal that the aircraft integrated information processing subsystem sends
Row power amplification, and the radio-frequency carrier signal after power amplification is sent to the ground observing and controlling subsystem；
The ground observing and controlling subsystem is used to receive the radio-frequency carrier signal, and the radio-frequency carrier signal is carried out at signal
Reason.
8. system according to claim 7, it is characterised in that the aircraft integrated information processing subsystem is arranged on machine
In case, and it is integrated on the backboard of cabinet；It is arranged in the cabinet in the aircraft.
9. system according to claim 7, it is characterised in that the data transmission sub-system includes：
Data transfer transmitting element, for being carried out to the radio-frequency carrier signal that the aircraft integrated information processing subsystem sends
Timesharing power amplification；
Antenna element, for the radio-frequency carrier signal to be radiated or received, and the antenna element include to star antenna,
Antenna and networking antenna over the ground.
10. system according to claim 7, it is characterised in that the ground observing and controlling subsystem includes：
Data receiver and processing unit, for sending and receiving what carry-on aircraft integrated information processing subsystem sent
Radio-frequency carrier signal, and signal transacting is carried out to radio-frequency carrier signal, wherein, the signal transacting include parsing to signal,
Distribute, inquire about, storing, processing, showing, playing back, analyzing, counting and printing；
Link monitoring unit, for being monitored to link and carrying out failure auto-alarming to antenna channel equipment；
Encryption/decryption element, for being encrypted to information or being decrypted；
Correspondence with foreign country unit, for being communicated with the ancillary equipment of its exterior by communication network.
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| CN110874055A (en) * | 2018-08-31 | 2020-03-10 | 中国运载火箭技术研究院 | Prediction and control method for hypersonic aircraft separation process under action of two-phase flow field |
| CN110874055B (en) * | 2018-08-31 | 2023-04-14 | 中国运载火箭技术研究院 | Prediction and control method for hypersonic aircraft separation process under action of two-phase flow field |
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| CN112543030A (en) * | 2020-11-30 | 2021-03-23 | 湖北三江航天险峰电子信息有限公司 | Configurable missile-borne modular telemetry system and method |
| CN112543030B (en) * | 2020-11-30 | 2022-06-07 | 湖北三江航天险峰电子信息有限公司 | Configurable missile-borne modular telemetry system and method |
| CN114531281A (en) * | 2022-01-25 | 2022-05-24 | 成都理工大学 | Radio frequency communication system |
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