CN106066477B - Aviation secondary radar and aircraft identity identification system and discrimination method - Google Patents
Aviation secondary radar and aircraft identity identification system and discrimination method Download PDFInfo
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- CN106066477B CN106066477B CN201610353396.7A CN201610353396A CN106066477B CN 106066477 B CN106066477 B CN 106066477B CN 201610353396 A CN201610353396 A CN 201610353396A CN 106066477 B CN106066477 B CN 106066477B
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
- G01S13/00—Systems using the reflection or reradiation of radio waves, e.g. radar systems; Analogous systems using reflection or reradiation of waves whose nature or wavelength is irrelevant or unspecified
- G01S13/74—Systems using reradiation of radio waves, e.g. secondary radar systems; Analogous systems
- G01S13/76—Systems using reradiation of radio waves, e.g. secondary radar systems; Analogous systems wherein pulse-type signals are transmitted
- G01S13/78—Systems using reradiation of radio waves, e.g. secondary radar systems; Analogous systems wherein pulse-type signals are transmitted discriminating between different kinds of targets, e.g. IFF-radar, i.e. identification of friend or foe
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Abstract
Aviation secondary radar and aircraft identity identification system of the invention, including the signal receiving unit for receiving secondary radar and Aircraft Communication；Arithmetic element for data operation needed for providing system and generates control instruction；Secondary radar fingerprint base, for storing the communication attributes information between secondary radar and institute's pipe aircraft.System of the present invention realizes the mark to radar identity by acquisition to radar interrogator response time and contrast judgement, and this system and method are based in radar and mode that the caused relatively-stationary inquire/response time difference is realized, is simple and efficient.
Description
Technical field
The present invention relates to aviation secondary radar identification technique fields, and in particular to a kind of aviation secondary radar and aviation body
Part identification system and discrimination method.
Background technique
Aviation/navigation management secondary radar (Secondary Surveillance Radar--SSR), also referred to as air traffic control radar letter
Mark system (ATCRBS：Air Traffic Control Radar Beacon System).It is initially in air battle to make
Radar tells aircraft between ourselves and the enemy and the identification of friend or foe that develops, passes through when the basic principle and component of this system
After being used for the air traffic control of civil aviaton after development, just at secondary radar system.
Controller readily appreciates that the parameters such as the number, height, direction of aircraft from secondary radar, makes radar by monitoring
Tool becomes the means of air control, and the appearance of secondary radar is the most great technical progress of air traffic control, secondary thunder
Up to work together with primary radar, its primary antenna is mounted on top and the primary radar synchronous rotary of primary radar.
The pulse of secondary radar emissions be it is pairs of, and the time interval between every a pair of of pulse be it is fixed, this
Every the mode for determining secondary radar.Another important component of secondary radar system is the answering machine filled on aircraft, response
Machine is the wireless set that different form encoded signal can be issued after receiving corresponding signal, and answering machine is receiving
After the request signal issued to ground secondary radar, accordingly answered.These signals are received by the secondary radar antenna on ground,
By decoding, the identification number and height of aircraft are just displayed next to out in the bright spot of display this airplane of primary radar screen appearance
Degree, controller will readily appreciate that position and the code name of aircraft.In order to make controller can be very at the initial stage of challenge the aircraft
Fastly on screen luminous point and corresponding aircraft connect, answering machine also has identification function on machine, and driver is in pipe
Member processed can press " identification " key when requiring, at this moment answering machine issues privileged site identification pulse (SPI), this pulse makes
Bright spot on earth station's screen broadens, with other bright spots being different from screen.
In some cases, radar quantity, the radar pipe of aviation secondary radar system can be obtained with non-approach to cooperation
The parameters such as aircraft quantity and corresponding relationship are managed, are of great significance.Also, the variation of the system is also valuable information.
Summary of the invention
The purpose of the present invention is to provide a kind of aviation secondary radar and aircraft identity identification system and discrimination method, with
Solve the problems mentioned above in the background art.
To achieve the above object, the present invention provides the following technical solutions：Aviation secondary radar and aircraft identity identification system
System, it is characterised in that：Including for receiving the signal receiving unit of secondary radar and Aircraft Communication；Arithmetic element, for mentioning
For data operation needed for system and generate control instruction；Secondary radar fingerprint base, for storing secondary radar and institute's pipe aviation
Communication attributes information between device.
Preferred embodiment, the communication attributes information between the secondary radar and institute's pipe aircraft include secondary radar and boat
Completed between pocket one group of inquiry between response time interval and/or it is described inquiry and answer signal occur at the time of.
Preferred embodiment, the communication attributes information between the secondary radar and institute's pipe aircraft include the mould of secondary radar
Formula attribute information, for distinguishing the multiple-working mode of same radar.
Preferred embodiment, the arithmetic element include identification program, and the identification program is by by secondary radar fingerprint inventory
The communication attributes information of storage is compared with the received live signal of signal receiving unit, to judge that signal receiving unit is received
Whether live signal has been stored in secondary radar fingerprint base.
Preferred embodiment, the arithmetic element include more new procedures, and the more new procedures refer to for will not belong to secondary radar
In communication attributes signal write-in library in line library, and the signal is associated with to corresponding radar.
Preferred embodiment, the more new procedures further include establishing archive information to the communication attributes signal in write-in library, described
Archives signal includes but is not limited to time and/or the geographical coordinate for receiving the signal.
Aviation secondary radar and aircraft identity identification method, which is characterized in that include the following steps：
A, secondary radar fingerprint base initial data is created；
B, it is compared with secondary radar fingerprint base data to data by signal receiving unit is received, to recognize current number
According to whether being recorded in secondary radar fingerprint base；
C, according to the identification result of step b, determine the received corresponding radar of data and/or aircraft whether by
It includes.
Preferred embodiment, the discrimination method include warning information output, and the warning information output includes step：Work as step
When the judging result of b and/or step c are no, the warning letter for reminding the region new radar and/or aircraft occur is exported
Breath.
Preferred embodiment, the step a specifically include following steps：
A1, signal receiving unit receive the signal from secondary radar system, and are transmitted to arithmetic element；
A2, arithmetic element are according to the transmission of data extraction signal and the time of reception and time interval information；
A3, arithmetic element store the information of extraction to secondary radar fingerprint base to form initial data.
Preferred embodiment, the communication mode that the signal receiving unit receives data belong to non-cooperative communication mode.
Preferred embodiment, the discrimination method further include fingerprint base data-updating method, and the update method includes that will not belong to
In communication attributes signal write-in library in secondary radar fingerprint base, and the signal is associated with to corresponding radar.
Preferred embodiment, the data-updating method further include establishing archive information to the communication attributes signal in write-in library,
The archives signal includes but is not limited to time and/or the geographical coordinate for receiving the signal.
Compared with prior art, the beneficial effects of the invention are as follows：The present invention provides a kind of aviation secondary radar and aviations
Body part identification system and discrimination method are realized by acquisition to radar interrogator response time and contrast judgement to radar
The mark of identity.The mode that identification system fits through non-cooperative communication identifies radar type and number in secondary radar system
The pattern class and the aircraft quantity administered of amount and each radar.It, can be real simultaneously by establishing secondary radar fingerprint base
Now to the long-term monitoring of the radar system, with further realize to change including aircraft replacement/increase and decrease in system into
Row real-time early warning and monitoring are conducive to obtain perfect information under passive state.This system and method are based in radar and mode
The caused relatively-stationary inquire/response time difference is realized, is simple and efficient.
Detailed description of the invention
Fig. 1 is the aviation secondary radar and aircraft identity identification system diagram of one embodiment of the invention；
Fig. 2 is the aviation secondary radar and aircraft identity identification method process diagram of one embodiment of the invention.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
As shown in Figures 1 and 2, the aviation secondary radar of the preferred embodiment of the present invention and aircraft identity identification system,
Including for receiving the signal receiving unit of secondary radar and Aircraft Communication.The signal of communication specifically includes radar in pipe
The pattern information in inquire/response signal and signal issued when managing aircraft.Arithmetic element, for providing needed for system
Data operation and generate control instruction；Secondary radar fingerprint base is logical between secondary radar and institute's pipe aircraft for storing
Believe attribute information.The attribute information refers to that secondary radar and/or aircraft are different from the feature of other radars and/or aircraft
Parameter.Specifically, the communication attributes information between the secondary radar and institute's pipe aircraft includes secondary radar and aircraft
Between complete one group of inquiry between response time interval and/or it is described inquiry and answer signal occur at the time of.Utilize
Distinctive inquire/response time interval distinguishes different radar/mode and aircraft in secondary radar and its mode.By building
The form of vertical file store realizes the dynamic monitoring to system.
Preferred embodiment scheme, the communication attributes information between the secondary radar and institute's pipe aircraft include secondary thunder
The mode attribute information reached, for distinguishing the multiple-working mode of same radar.Usual same secondary radar includes a variety of work
Mode, this embodiment scheme are intended to distinguish the different working modes of same radar.
Preferred embodiment scheme, the arithmetic element include identification program, and the identification program is by referring to secondary radar
The communication attributes information of line library storage is compared with the received live signal of signal receiving unit, to judge signal receiving unit
Whether received live signal has been stored in secondary radar fingerprint base.If have existed in fingerprint base, then it represents that monitoring
To the corresponding radar of signal and aircraft belong to before the radar or aircraft that have monitored, the monitoring data can use
In the runing time map for drawing the radar and aircraft, to understand the working law of the radar and aircraft in detail.
Preferred embodiment scheme, the arithmetic element include more new procedures, and the more new procedures are secondary for will not belong to
In communication attributes signal write-in library in radar fingerprint base, and the signal is associated with to corresponding radar.More to fingerprint base
It is newly to establish new radar and aircraft fingerprint characteristic, the mode which can be same as information warning simultaneously, which is reminded, to be used for, the area
The situation of change of domain radar and aircraft, while the map parameter that radar and aircraft run operating mode in detail can be provided.
Preferred embodiment scheme, the more new procedures further include establishing archives letter to the communication attributes signal in write-in library
Breath, the archives signal includes but is not limited to time and/or the geographical coordinate for receiving the signal.
Aviation secondary radar and aircraft identity identification method, include the following steps：
A, secondary radar fingerprint base initial data is created；
B, it is compared with secondary radar fingerprint base data to data by signal receiving unit is received, to recognize current number
According to whether being recorded in secondary radar fingerprint base；
C, according to the identification result of step b, determine the received corresponding radar of data and/or aircraft whether by
It includes.Comparison data can be periodically exported by setting detection frequency, detailed results can directly be exported according to comparison data,
Information warning (result changed) only can be exported, change curve (map) can also be plotted as by multiple results and carries out figure
Showing output.
Preferred embodiment scheme, the discrimination method include warning information output, and the warning information output includes step：
When the judging result of step b and/or step c are no, export for reminding the region new radar and/or aircraft occur
Information warning.
Preferred embodiment scheme, the step a specifically include following steps：
A1, signal receiving unit receive the signal from secondary radar system, and are transmitted to arithmetic element；
A2, arithmetic element are according to the transmission of data extraction signal and the time of reception and time interval information；
A3, arithmetic element store the information of extraction to secondary radar fingerprint base to form initial data.
Preferred embodiment scheme, the communication mode that the signal receiving unit receives data belong to non-cooperative communication mode.
Preferred embodiment scheme, the discrimination method further include fingerprint base data-updating method, and the update method includes
It will not belong in the communication attributes signal write-in library in secondary radar fingerprint base, and the signal be associated with to corresponding radar.
Preferred embodiment scheme, the data-updating method further include establishing archives to the communication attributes signal in write-in library
Information, the archives signal include but is not limited to time and/or the geographical coordinate for receiving the signal.
Above embodiments of the present invention are mainly characterized by：1, the relatively-stationary inquiry that will be formed in radar production process
Response time poor (Millisecond) and the random error (Microsecond grade) of radar itself are distinguished, and as the class of radar itself
Like the identity identification (electromagnetism fingerprint) in people of fingerprint；2, through the identity identification of radar in a manner of non-cooperative communication
Obtain the working condition (number of objects of radar management) of radar；3, system is by establishing history management archives, with police radar
And its situation of change of management object.Can grasp monitoring region in radar quantity, distribution situation, each radar management pair
As the case where (aircraft) and the variation of situation.
It although an embodiment of the present invention has been shown and described, for the ordinary skill in the art, can be with
A variety of variations, modification, replacement can be carried out to these embodiments without departing from the principles and spirit of the present invention by understanding
And modification, the scope of the present invention is defined by the appended.
Claims (7)
1. aviation secondary radar and aircraft identity identification system, it is characterised in that：Including for receiving secondary radar and aviation
The signal receiving unit of device communication；Arithmetic element for data operation needed for providing system and generates control instruction；Secondary thunder
Up to fingerprint base, for storing the communication attributes information between secondary radar and institute's pipe aircraft；The secondary radar and institute Guan Hang
Communication attributes information between pocket includes that one group of inquiry is completed between secondary radar and aircraft to the time between response
At the time of interval and/or the inquiry and answer signal occur；The arithmetic element includes identification program, the identification program
It is compared by the communication attributes information for storing secondary radar fingerprint base with the received live signal of signal receiving unit, with
Judge whether the received live signal of signal receiving unit has been stored in secondary radar fingerprint base.
2. aviation secondary radar according to claim 1 and aircraft identity identification system, which is characterized in that described secondary
Communication attributes information between radar and institute's pipe aircraft includes the mode attribute information of secondary radar, for distinguishing same thunder
The multiple-working mode reached.
3. aviation secondary radar according to claim 1 and aircraft identity identification system, which is characterized in that the operation
Unit includes more new procedures, the communication attributes signal write-in library that the more new procedures are used to will not belong in secondary radar fingerprint base
In, and the signal is associated with to corresponding radar.
4. aviation secondary radar according to claim 3 and aircraft identity identification system, which is characterized in that the update
Program further includes establishing archive information to the communication attributes signal in write-in library, and the archive information includes but is not limited to receive
The time of the signal and/or geographical coordinate.
5. aviation secondary radar and aircraft identity identification method, which is characterized in that include the following steps：
A, secondary radar fingerprint base initial data is created；
B, it is compared with secondary radar fingerprint base data to data by signal receiving unit is received, is to recognize current data
It is no to be recorded in secondary radar fingerprint base；
C, according to the identification result of step b, determine whether the received corresponding radar of data and/or aircraft are received
Record；
The step a specifically includes following steps：
A1, signal receiving unit receive the signal from secondary radar system, and are transmitted to arithmetic element；
A2, arithmetic element are according to the transmission of data extraction signal and the time of reception and time interval information；
A3, arithmetic element store the information of extraction to secondary radar fingerprint base to form initial data.
6. aviation secondary radar according to claim 5 and aircraft identity identification method, which is characterized in that the identification
Method includes warning information output, and the warning information output includes step：When the judging result of step b and/or step c are no
When, output occurs the information warning of new radar and/or aircraft for reminding.
7. aviation secondary radar according to claim 5 or 6 and aircraft identity identification method, which is characterized in that described
Discrimination method further includes fingerprint base data-updating method, and the update method includes that will not belong to leading in secondary radar fingerprint base
Believe in attribute signal write-in library, and the signal is associated with to corresponding radar.
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| CN109270520B (en) * | 2018-10-18 | 2020-05-19 | 四川九洲空管科技有限责任公司 | Processing method for acquiring secondary radar response target identity code based on amplitude information |
| CN113030946B (en) * | 2021-02-05 | 2024-05-07 | 北京航空航天大学 | Secondary radar detection method, device, equipment, system, medium and program product |
| CN114301494A (en) * | 2021-12-27 | 2022-04-08 | 中国航天科工集团八五一一研究所 | DSP-based friend or foe identification interpretation method |
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Denomination of invention: Identification system and method of secondary radar and aircraft Effective date of registration: 20210129 Granted publication date: 20181120 Pledgee: Chengdu SME financing Company Limited by Guarantee Pledgor: SICHUAN RUNZE JINGWEI INFORMATION TECHNOLOGY Co.,Ltd. Registration number: Y2021980000867 |
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Denomination of invention: Identification system and identification method of aviation secondary radar and aircraft Effective date of registration: 20221011 Granted publication date: 20181120 Pledgee: Chengdu SME financing Company Limited by Guarantee Pledgor: SICHUAN RUNZE JINGWEI INFORMATION TECHNOLOGY Co.,Ltd. Registration number: Y2022980017783 |