CN209134426U - Airbound target detects interference system - Google Patents
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- CN209134426U CN209134426U CN201821916888.3U CN201821916888U CN209134426U CN 209134426 U CN209134426 U CN 209134426U CN 201821916888 U CN201821916888 U CN 201821916888U CN 209134426 U CN209134426 U CN 209134426U
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Abstract
This disclosure relates to which a kind of airbound target detects interference system, including transceiving unit, signal processing unit, interference signal generation unit and control unit.Transceiving unit is used to receive the Target Wireless electric signal of airbound target transmitting or emits radio-interference signals to the airbound target in specific airspace.Signal processing unit determines the number of the wireless aerial component nearest apart from airbound target for receiving and processing the Target Wireless electric signal from one of the wireless aerial component.Interference signal generation unit generates radio-interference signals and is emitted to be sent to one of wireless aerial component.The wireless aerial component that control unit controls reference numeral receives interference signal generation unit and generates radio-interference signals to emit radio-interference signals to airbound target.
Description
Technical field
This disclosure relates to a kind of radio interference technology, more particularly to radio detection interference system is carried out to airbound target
Method.
Background technique
As various unmanned planes are from toy for children field towards unmanned plane civil field fast development, unmanned plane Misuse
The case where frequently occur, the harm of flight safety is got worse.Moreover, because the convenience that unmanned plane uses, causes to need
It is more easy to carry out divulging a secret for safe and secret airspace or region.In order to successfully manage flight safety and information privacy
It needs, unmanned plane is carried out in certain airspace, is interfered, control and capture are just particularly important.
Existing unmanned plane jamming equipment, which mostly uses, to be shot down, is traped using unmanned plane capture, radio and using wireless
Electrical interference equipment carries out radio interference.There is the case where inefficiency mostly in these methods or system.Especially existing nothing
There is detecting and disturbance range by its maximum probe and launch angle scope limitation, it is thus impossible to whole in line electrical interference equipment
A airspace carries out comprehensive scanning and interference.In order to carry out gamut scanning, need to be respectively arranged for different airspace portions more
A jamming equipment, this will lead to cost and steeply rises.Once can be lost moreover, airbound target flies away from the disturbance range of one of them
Jamming target is lost, will lead to continuously to be interfered.
Therefore it provides a kind of detect the comprehensive detecting and seamless interference that countermeasure set realizes specific airspace by one
Technical solution, become eliminate flight safety hidden danger and prevent information-leakage there is an urgent need to.
Summary of the invention
One of to solve the above-mentioned problems, according to one aspect of the disclosure, provide a kind of airbound target detecting interference
System, including transceiving unit, signal processing unit, interference signal generation unit and control unit, wherein radio
Transmit-Receive Unit includes arranging at least three wireless aerial components circularized each other, and each wireless aerial component is for receiving
The Target Wireless electric signal of airbound target transmitting emits radio-interference signals to the airbound target in specific airspace；Signal processing
Unit is determined for receiving and processing the Target Wireless electric signal from one of the wireless aerial component apart from flight mesh
Mark the number of nearest wireless aerial component；Interference signal generation unit, for generating radio-interference signals, to send
Emitted to one of wireless aerial component；And control unit, based on signal processing unit determination apart from airbound target
The number of nearest wireless aerial component, the wireless aerial component for controlling reference numeral receive the life of interference signal generation unit
At radio-interference signals so as to airbound target emit radio-interference signals.
Interference system is detected according to the airbound target of the disclosure, wherein the transceiving unit includes six radio
Antenna module, each wireless aerial component have radio signal reception element and radio signal radiated element, radio
Signal receiving element receives the Target Wireless electric signal of one or more airbound target own transmissions in specific airspace, aerogram
The one or more airbound targets of number radiated element into specific airspace emit radio-interference signals, and the nothing being adjacently positioned
The scanning angle range of line electricity antenna module is partially overlapped by each other.
Interference system is detected according to the airbound target of the disclosure, wherein the signal processing unit can receive and handle simultaneously
The one or more of Target Wireless electric signals come from transceiving unit forwarding comprising: target identification component,
It extracts multiple Target Wireless electric signals and carries out frequency and orientative feature, by the Target Wireless with identical frequency and same orientation angle
Electric signal is identified as same airbound target while targeted radio that is launching and being received by different radio antenna module
Signal, and the azimuth of the Target Wireless electric signal of same airbound target is received based on different radio antenna module, it determines
The position of the airbound target；And targeted radio signal strength compares component, relatively comes simultaneously from the multiple of same target
Thus it is most strong to identify signal strength in multiple Target Wireless electric signals of airbound target for the intensity or amplitude of Target Wireless electric signal
Target Wireless electric signal, thus obtain forward the most strong Target Wireless electric signal wireless aerial component number.
Interference system is detected according to the airbound target of the disclosure, wherein the signal processing unit further include: target following
Component, the target identification based on target identification component in predetermined amount of time from same airbound target as a result, according to continuously determining
Position position forms the running track of airbound target, and based on the running track and relative time obtain airbound target on track
The speed of service of each position location and direction, to further persistently track the airbound target.
Interference system is detected according to the airbound target of the disclosure, wherein the signal processing unit further include: target trajectory
Prediction component, running track and the airbound target based on target following component airbound target obtained are working as prelocalization
The speed of service and direction at position predict that the airbound target, should to obtain in the prediction running track of the following predetermined amount of time
The orientation of airbound target within a predetermined period of time.
Interference system is detected according to the airbound target of the disclosure, wherein described control unit is based on target trajectory prediction component
The orientation of the airbound target predicted within a predetermined period of time is controlled to be sent out in one wireless aerial component of cutting
Another adjacent wireless aerial component, which is opened, before the wireless interference signal penetrated carries out transmitting wireless interference signal.
A kind of airbound target detects interference method another aspect of the present disclosure provides, comprising: signal receives step
Suddenly, the Target Wireless electric signal or Xiang Teding of airbound target transmitting are received using the wireless aerial component of transceiving unit
The airbound target in airspace emits radio-interference signals；Signal processing step is received and processed from the wireless aerial group
The Target Wireless electric signal of one of part, and determine the number of the wireless aerial component nearest apart from airbound target；And interference
Rate-determining steps based on the number for the wireless aerial component nearest apart from airbound target that signal processing unit determines, and control
The wireless aerial component of reference numeral receives interference signal generation unit and generates radio-interference signals so as to airbound target
Emit radio-interference signals.
Interference method is detected according to the airbound target of the disclosure, wherein six wireless aerials of the transceiving unit
Component, each wireless aerial component have radio signal reception element and radio signal radiated element, radio signal
Receiving element receives the Target Wireless electric signal of one or more airbound target own transmissions in specific airspace, radio signal hair
Penetrate one or more airbound targets transmitting radio-interference signals of the element into specific airspace, and the radio day being adjacently positioned
The scanning angle range of line component is partially overlapped by each other.
Interference method is detected according to the airbound target of the disclosure, wherein the signal processing step can receive and handle simultaneously
The one or more of Target Wireless electric signals come from transceiving unit forwarding, further includes: target identification step,
It extracts multiple Target Wireless electric signals and carries out frequency and orientative feature, by the Target Wireless with identical frequency and same orientation angle
Electric signal is identified as same airbound target while targeted radio that is launching and being received by different radio antenna module
Signal, and the azimuth of the Target Wireless electric signal of same airbound target is received based on different radio antenna module, it determines
The position of the airbound target；And targeted radio signal strength compares step, relatively comes simultaneously from the multiple of same target
Thus it is most strong to identify signal strength in multiple Target Wireless electric signals of airbound target for the intensity or amplitude of Target Wireless electric signal
Target Wireless electric signal, thus obtain forward the most strong Target Wireless electric signal wireless aerial component number.
Interference method is detected according to the airbound target of the disclosure, wherein the signal processing step further include: target following
Step, the target identification based on target identification component in predetermined amount of time from same airbound target as a result, according to continuously determining
Position position forms the running track of airbound target, and based on the running track and relative time obtain airbound target on track
The speed of service of each position location and direction, to further persistently track the airbound target.
Interference method is detected according to the airbound target of the disclosure, wherein the signal processing step further include: target trajectory
Prediction steps, running track and the airbound target based on target following component airbound target obtained are working as prelocalization
The speed of service and direction at position predict that the airbound target, should to obtain in the prediction running track of the following predetermined amount of time
The orientation of airbound target within a predetermined period of time.
Interference method is detected according to the airbound target of the disclosure, wherein the interference rate-determining steps further include: in target track
The orientation of the airbound target that mark prediction steps are predicted within a predetermined period of time is controlled to cut off a radio day
Another adjacent wireless aerial component, which is opened, before the wireless interference signal that line component is emitted carries out transmitting air interference
Signal.
According to the disclosure, comprehensive detecting and seamless interference to specific airspace is may be implemented in people, and can be to one
The airbound target for determining range carries out dual interference, provides one kind and effectively eliminates flight safety and eliminate dangerous solution of divulging a secret
Scheme.
Detailed description of the invention
Shown in FIG. 1 is the schematic diagram that interference system is detected according to the unmanned plane of the disclosure.
Fig. 2A and 2B is a kind of embodiment that the transceiving unit of interference system is detected according to the unmanned plane of the disclosure
Schematic diagram.
Specific embodiment
Example embodiments are described in detail here, and the example is illustrated in the accompanying drawings.Following description is related to
When attached drawing, unless otherwise indicated, the same numbers in different drawings indicate the same or similar elements.Following exemplary embodiment
Described in embodiment do not represent all implementations consistent with this disclosure.On the contrary, they be only with it is such as appended
The example of the consistent device and method of some aspects be described in detail in claims, the disclosure.
It is only to be not intended to be limiting the disclosure merely for for the purpose of describing particular embodiments in the term that the disclosure uses.
The "an" of the singular used in disclosure and the accompanying claims book, " described " and "the" are also intended to including majority
Form, unless the context clearly indicates other meaning.It is also understood that term "and/or" used herein refers to and wraps
It may be combined containing one or more associated any or all of project listed.
It will be appreciated that though various information, but this may be described using term first, second, third, etc. in the disclosure
A little information should not necessarily be limited by these terms.These terms are only used to for same type of information being distinguished from each other out.For example, not departing from
In the case where disclosure range, the first wireless aerial component can also be referred to as the second wireless aerial component, similarly, the
Two wireless aerial components can also be referred to as the first wireless aerial component.Depending on context, word as used in this
" if " can be construed to " ... when " or " when ... when " or " in response to determination ".
In order to make those skilled in the art more fully understand the disclosure, with reference to the accompanying drawings and detailed description to this public affairs
It opens and is described in further detail.
Shown in FIG. 1 is the schematic diagram that interference system is detected according to the unmanned plane of the disclosure.
As shown in Figure 1, unmanned plane detecting interference system 100 include transceiving unit 110, antenna change-over switch 120,
Interference signal generation unit 130 and signal processing unit 140.In general, transceiving unit 110 detects specific airspace
The Target Wireless electric signal that interior airbound target is emitted.Signal processing unit 120 receives transceiving unit 110 and forwards
Target Wireless electric signal, and Target Wireless electric signal is handled, obtains orientation of the target in the specific airspace, with
Control unit 170 instructs interference signal generation unit 130 to generate radio-interference signals afterwards, and controls antenna change-over switch
140 execute handover operation, so that the antenna of the face target in transceiving unit 110 is switched to radio-interference signals
Emission mode under, thus to objective emission radio-interference signals, to influence the normal operating conditions of unmanned plane, expel nothing
It is man-machine or make its forced landing, to eliminate unmanned plane to the adverse effect of normal order in specific airspace.
Specifically, as shown in Figure 1, transceiving unit 110 generally includes at least three wireless aerial component, example
Such as antenna module 111,112,113,114,115,116.These antenna component 111-116 is commonly arranged to annular, mean allocation
360 degree of angular range.
It is the structural schematic diagram of a specific arrangement embodiment of transceiving unit 110 shown in Fig. 2A and 2B.
As shown in Figure 2 A, transceiving unit 110 is arranged around intermediate installation axle 118.As shown, uniform around installation axle 118
There are six wireless aerial component 111-116 for arrangement.In 6 wireless aerial component 111-116 of transceiving unit 110
In, the transmitting of each antenna module and receiving angle range are relatively good between 60 ° -90 °, preferably 70 ° -80 ° it
Between.It is overlapped each other by the radio transmitting or received angular range that make adjacent antenna elements, so that it is dead to eliminate detection
Angle, so as to realize to the omnidirectional detection in specific airspace or comprehensive relay interference.As shown in Fig. 2 B, this 6 antenna sets
Part axially offsets position distribution in different height along installation axle 118, so that influence each other is preferably minimized.It is optional
Ground is selected, 6 antenna modules are distributed in identical height along the axial direction of installation axle 118.
Selectively, transceiving unit 110 may include 3 wireless aerial components, such as antenna module 111-
113, each the managed angular range of these three antenna modules is typically larger than 120 °, so as to the hair of two adjacent antenna modules
Penetrate with receiving angle range each other there are intersections.The transmitting of each antenna module and receiving angle range exist as a result,
It is relatively good between 120 ° -140 °, preferably between 125 ° -135 °.Alternatively, the quantity of wireless aerial component may be
4,5,8.
Wireless aerial component 111-116, each wireless aerial component 111-116 in transceiving unit 110
All there is radio signal reception element and radio signal radiated element, radio signal reception element receives in specific airspace
The Target Wireless electric signal of one or more target own transmissions for example including figure communication number or flies control signal.Figure communication number is logical
It is often specific airspace acquired in the imaging sensor on airbound target that airbound target is sent to the grounded receiving station of its own
The radio signal emitted during interior some pictures.Fly control signal be airbound target in flight course with its belonging to
Ground control station carries out carrying out the signal that signal interaction is emitted during flight adjustment.The frequency that all there is these signals it to fix
Rate, amplitude and orientation corner characteristics.And radio signal radiated element can into specific airspace one or more targets hair
Penetrate radio-interference signals.
Selectively, although simply showing one layer of wireless aerial component 111- being circular layout in above-described embodiment
116, it can also be arranged two layers or three layers along vertical direction.The quantity of every layer of wireless aerial component can be different.As a result,
It can make at the wireless aerial component for scanning first angle range of the first layer in transceiving unit 110
When radio-interference signals emission state, can use the second layer of transceiving unit 110 includes the first scanning
The wireless aerial component of angular range carries out airbound target detection scanning, to eliminate the scanning missing within certain periods
Situation.And the second layer include the first scanning angle range wireless aerial component scans to first layer for sweeping
When retouching the airbound target that the wireless aerial component of first angle range is interfered, system can't include to the second layer
The Target Wireless electric signal of wireless aerial component scans to the same airbound target of one scanning angular range is handled, until
Until the airbound target flies away from the first scanning angle range.
Referring back to Fig. 1, what is be connected with transceiving unit 110 is antenna change-over switch 120, antenna change-over switch
120 other ends are communicated via receiving channel 150 with signal processing unit 140 described later, and logical via transmitting
Road 160 is communicated with interference signal generation unit 130.The control interface of antenna change-over switch 120 and the control that will be described later
Unit 170 processed is communicated.Under the control of the control unit 170, so that transceiving unit 110 executes and each antenna
Switching is communicated between component, so that each antenna module is in different working modes, each antenna module is made to be in wireless
Electric signal detection mode is to receive the Target Wireless electric signal that airbound target in specific airspace is emitted, or makes each antenna module
Under radio-interference signals emission mode, so as to by the radio-interference signals generated of interference signal generation unit 130
It is emitted in the airspace in predetermined angular range.
The multiple wireless aerial groups being in simultaneously in wireless aerial component 111-116 under radio signal detection mode
The multiple radio signal reception elements of the correspondence of part can receive the Target Wireless electric signal of same airbound target transmitting simultaneously,
And a wireless aerial component under radio signal detection mode is in wireless aerial component 111-116 simultaneously
Corresponding radio signal reception element can receive multiple Target Wireless electric signals that multiple airbound targets are sent simultaneously.
The receiving channel 150 has generally comprised some Signal Pretreatment units, for pre-processing from unmanned plane etc.
The figure that airbound target receives passes and/or flies control signal.These Signal Pretreatment units such as demultiplexer, low noise amplification
Device, filter and digital analog converter etc., so that control target signal filter noise, amplification amplitude etc. are passed and/or flown to figure, optimization is connect
The figure received passes or flies control signal.The number of channels of the receiving channel 150 is usually corresponding with the quantity of antenna module, can also be with
Fewer of more than the quantity of antenna module.Selectively, demultiplexer also may include the signal processing list illustrated below
In member 140.Demultiplexer mainly receives the correspondence radio signal reception element of a wireless aerial component more simultaneously
Multiple Target Wireless electric signals that a airbound target is sent are separated so that the target of received multiple airbound targets without
Line electric signal is separated into independent Target Wireless electric signal.This Signal separator mostly uses Blind Signal Separation mode to be divided
From.
Signal processing unit 140 receives and processes while from the transceiving unit 110 via the receiving channel
One or more of Target Wireless electric signals that 150 forwardings come, and record frequency, the amplitude of all Target Wireless electric signals
And azimuth.The target identification component 141 of signal processing unit 140 is to the multiple channels for being simultaneously from receiving channel 150
The Target Wireless electric signal of airbound target carries out frequency and orientative feature extracts, by the mesh with identical frequency and same orientation angle
Mark radio signal is identified as same airbound target while target that is launching and being received by different radio antenna module
Radio signal.Target identification component 141 receives the Target Wireless of same airbound target based on different radio antenna module
The azimuth of electric signal determines the position of the airbound target, to realize the real-time positioning to airbound target.
Signal processing unit 140 further includes that targeted radio signal strength compares component 142, is relatively come simultaneously from same
Thus the intensity or amplitude of multiple Target Wireless electric signals of target identify and believe in multiple Target Wireless electric signals of airbound target
Number strongest Target Wireless electric signal of intensity, to obtain the wireless aerial component for forwarding the most strong Target Wireless electric signal
Number.It is closer or more apart from airbound target in multiple wireless aerial components typically for the signal source of same airbound target
The signal strength of the wireless aerial component of face, received Target Wireless electric signal is stronger.Therefore, to airbound target
When carrying out signal interference, if launching interference signal from the wireless aerial component nearest apart from the airbound target, this flies
The interference signal that row intended recipient arrives is also most strong, interferes caused by the airbound target also most strong.
Signal processing unit 140 include target following component 143, the target identification based on target identification component 141 as a result,
According to continuously the position location from same airbound target forms the running track of airbound target in predetermined amount of time, and being based on should
Running track and relative time obtain the speed of service of each position location and the direction on track of airbound target, thus into one
Step persistently tracks the airbound target.
Signal processing unit 140 includes target trajectory prediction component 144, obtained winged based on target following component 143
The running track of row target and the airbound target speed of service and direction at current position location, predict the airbound target
In the prediction running track of the following predetermined amount of time, thus obtain the airbound target within a predetermined period of time orientation (highly and
Direction).By obtaining the orientation of the airbound target in the following predetermined amount of time, it can predict that when airbound target is will be far from working as
Preceding the first wireless aerial component for emitting radio-interference signals and closer to the second adjacent wireless aerial component.
In order to realize better interference effect, control unit 140 can be controlled closing the first wireless aerial component hair
It penetrates before wireless interference signal, while opening the second wireless aerial component and carrying out transmitting wireless interference signal.When described pre-
When the airbound target does enter into closer to the second wireless aerial component in section of fixing time, the first wireless aerial is just closed
Component is to stop emitting wireless interference signal, to realize the seamless connection of wireless interference signal transmitting.
Selectively, signal processing unit 140 may include signal rejected unit (not shown), in specific airspace from
Target Wireless electric signal, directly excludes transmitted by the airbound target that oneself manages and controls.Specifically, in signal processing list
The feature for belonging to the radio signal of self-administered airbound target in specific airspace is stored in advance in the storage unit of member 140
Value.When the Target Wireless electric signal with stored characteristic value received, it is identified as internal airbound target, thus
Abandon the radio signal for obtaining internal airbound target.It selectively, can be in one's own side in order to identify the airbound target of one's own side
Signal specific feature is added in the radio signal that airbound target is emitted, so that signal processing unit 140 convenient for identification or connects
Receiving channel 150 can be excluded by pre-processing.
As shown in Figure 1, control unit 170 compares component based on the targeted radio signal strength of signal processing unit 140
The number of the 142 wireless aerial components nearest apart from airbound target obtained, sends to interference signal generation unit 130 and generates
The instruction of radio-interference signals, while switching signal is issued to antenna change-over switch 120, so that antenna change-over switch
120 execute handover operation, so that targeted radio of the wireless aerial component nearest with airbound target from reception airbound target
The operating mode switching of signal is to receive radio-interference signals transmitted by interference signal generation unit 130, and by the nothing
Line electrical interference signal is sent to airbound target, to interfere the normal flight of airbound target or capture the airbound target.
Interference signal generation unit 130 can have multiple.It is different when being interfered there are multiple airbound targets
Interference signal generation unit 130 can generate the radio-interference signals of different frequency for different airbound targets, and send out respectively
It is sent to corresponding wireless aerial component, so as to carry out radio interference to corresponding tracking airbound target simultaneously.
Selectively, when target identification component 141 identifies that airbound target is in two adjacent wireless aerial components
When the overlapping region of scanning angle, control unit 170 controls antenna change-over switch 120 and opens the two neighboring radio simultaneously
The connection of transmission channel 160 between antenna module and interference signal generation unit 130, so that the two neighboring nothing
Line electricity antenna module emits radio-interference signals to the airbound target simultaneously.
When unmanned plane detecting interference system 100 of the invention is switched on work, control unit 170 directly controls antenna switching
Switch 120 opens the communication passage of all wireless aerial component 111-116 and receiving channel 150 to start all radio
The receiving element of antenna module 111-116 enters the state for receiving Target Wireless electric signal.
Since wireless aerial component 111-116 is arranged in a ring, transceiving unit 110 can be visited simultaneously
Survey the airbound target in specific airspace in all orientation.Once receiving the airbound target in specific airspace, receives target and fly
The wireless aerial component of the Target Wireless electric signal of row device, such as wireless aerial component 111, just by institute's Target Wireless telecommunications
Number it is sent to receiving channel 150.Receiving channel 150 is sent to signal processing list after pre-processing to Target Wireless electric signal
Member 140.Signal processing unit 140 handles all signals.As described above, by from same wireless aerial component
Hybrid wireless electric signal is separated, and the Target Wireless electric signal for belonging to same airbound target sort out according to timing and is deposited
Storage, the position for determining each airbound target and each airbound target are apart from nearest wireless aerial component etc..Finally,
The work at present shape of information and wireless aerial component 111-116 that control unit 170 is provided based on signal processing unit 140
State determines and carries out radio interference to specific airbound target using specific wireless aerial component 111-116, and can be with
The disturbance range of the first wireless aerial component 111 is flown away from airbound target and enters the dry of the second wireless aerial component 112
When disturbing range, controls the first wireless aerial component 111 and the second wireless aerial component 112 emits radio interference letter simultaneously
Overlapping interference range number until airbound target between the first wireless aerial component 111 and the second wireless aerial component 112
Domain completely into the second wireless aerial component 112 non-overlap interference region until.Later, control unit 170 just controls day
Line switches the connection of first wireless aerial component of the cutting of switch 120 111 with transmission channel 160, and opens the first radio day
The connection of line component 111 and receiving channel 150 enters airbound target acquisition mode.
The basic principle of the disclosure is described in conjunction with specific embodiments above, however, it is desirable to, it is noted that this field
For those of ordinary skill, it is to be understood that the whole or any steps or component of disclosed method and device, Ke Yi
Any computing device (including processor, storage medium etc.) perhaps in the network of computing device with hardware, firmware, software or
Their combination is realized that this is that those of ordinary skill in the art use them in the case where having read the explanation of the disclosure
Basic programming skill can be achieved with.
Therefore, the purpose of the disclosure can also by run on any computing device a program or batch processing come
It realizes.The computing device can be well known fexible unit.Therefore, the purpose of the disclosure can also include only by offer
The program product of the program code of the method or device is realized to realize.That is, such program product is also constituted
The disclosure, and the storage medium for being stored with such program product also constitutes the disclosure.Obviously, the storage medium can be
Any well known storage medium or any storage medium that developed in the future.
It may also be noted that in the device and method of the disclosure, it is clear that each component or each step are can to decompose
And/or reconfigure.These decompose and/or reconfigure the equivalent scheme that should be regarded as the disclosure.Also, execute above-mentioned series
The step of processing, can execute according to the sequence of explanation in chronological order naturally, but not need centainly sequentially in time
It executes.Certain steps can execute parallel or independently of one another.
Above-mentioned specific embodiment does not constitute the limitation to disclosure protection scope.Those skilled in the art should be bright
It is white, design requirement and other factors are depended on, various modifications, combination, sub-portfolio and substitution can occur.It is any
Made modifications, equivalent substitutions and improvements etc., should be included in disclosure protection scope within the spirit and principle of the disclosure
Within.
Claims (6)
1. a kind of airbound target detects interference system, including transceiving unit, signal processing unit, interference signal generate list
Member and control unit, which is characterized in that
Transceiving unit includes arranging at least three wireless aerial components circularized, each wireless aerial group each other
Part is used to receive the Target Wireless electric signal of airbound target transmitting or believes to the airbound target in specific airspace transmitting radio interference
Number,
Signal processing unit is used to receive and process the Target Wireless electric signal from one of the wireless aerial component, and really
The number of the nearest wireless aerial component of set a distance airbound target；
Interference signal generation unit is carried out for generating radio-interference signals to be sent to one of wireless aerial component
Transmitting；And
Control unit, based on the number for the wireless aerial component nearest apart from airbound target that signal processing unit determines, control
The wireless aerial component of reference numeral processed receives interference signal generation unit and generates radio-interference signals so as to flight mesh
Mark transmitting radio-interference signals.
2. airbound target according to claim 1 detects interference system, it is characterised in that the transceiving unit packet
Six wireless aerial components are included, there is each wireless aerial component radio signal reception element and radio signal to emit
Element, radio signal reception element receive the Target Wireless telecommunications of one or more airbound target own transmissions in specific airspace
Number, one or more airbound targets of the radio signal radiated element into specific airspace emit radio-interference signals, and
The scanning angle range for the wireless aerial component being adjacently positioned is partially overlapped by each other.
3. airbound target according to claim 1 or 2 detects interference system, it is characterised in that the signal processing unit can
It receives and processes while forwarding one or more of Target Wireless electric signals of coming, packet from the transceiving unit
It includes:
Target identification component extracts multiple Target Wireless electric signals and carries out frequency and orientative feature, will have identical frequency and phase
The targeted radio signal identification of common-azimuth is that same airbound target is launched simultaneously and by different radio antenna module
The Target Wireless electric signal received, and receive based on different radio antenna module the targeted radio of same airbound target
The azimuth of signal determines the position of the airbound target；
Targeted radio signal strength compares component, relatively comes simultaneously from the strong of multiple Target Wireless electric signals in same target
Thus degree or amplitude identify the strongest Target Wireless electric signal of signal strength in multiple Target Wireless electric signals of airbound target,
To obtain the number for the wireless aerial component for forwarding the most strong Target Wireless electric signal.
4. airbound target according to claim 3 detects interference system, it is characterised in that the signal processing unit also wraps
It includes:
Target following component, the target identification based on target identification component is as a result, same according to continuously coming from predetermined amount of time
The position location of airbound target forms the running track of airbound target, and obtains flight mesh based on the running track and relative time
The target speed of service of each position location and direction on track, to further persistently track the airbound target.
5. airbound target according to claim 4 detects interference system, it is characterised in that the signal processing unit also wraps
It includes:
Target trajectory prediction component, running track and the flight mesh based on target following component airbound target obtained
It is marked on the speed of service and direction at current position location, predicts that the airbound target runs rail in the prediction of the following predetermined amount of time
Mark, to obtain the orientation of the airbound target within a predetermined period of time.
6. airbound target according to claim 5 detects interference system, it is characterised in that described control unit is based on target
The orientation of the airbound target that trajectory predictions component is predicted within a predetermined period of time is controlled to cut off a radio
Another adjacent wireless aerial component is opened before the wireless interference signal that antenna module is emitted to carry out emitting wireless do
Disturb signal.
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| CN201821916888.3U CN209134426U (en) | 2018-11-21 | 2018-11-21 | Airbound target detects interference system |
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| CN201821916888.3U CN209134426U (en) | 2018-11-21 | 2018-11-21 | Airbound target detects interference system |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109347596A (en) * | 2018-11-21 | 2019-02-15 | 北京华清友道科技有限公司 | Airbound target detects interference system and method |
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2018
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109347596A (en) * | 2018-11-21 | 2019-02-15 | 北京华清友道科技有限公司 | Airbound target detects interference system and method |
| CN109347596B (en) * | 2018-11-21 | 2024-03-15 | 北京世安立天科技发展有限公司 | System and method for detecting interference of flying target |
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