CN109348181B - Infrared flash frequency tracking and monitoring system for aircraft - Google Patents
Infrared flash frequency tracking and monitoring system for aircraft Download PDFInfo
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- 238000012544 monitoring process Methods 0.000 title claims abstract description 15
- 238000012545 processing Methods 0.000 claims abstract description 50
- 238000004458 analytical method Methods 0.000 claims description 30
- 238000003384 imaging method Methods 0.000 claims description 12
- 238000001931 thermography Methods 0.000 claims description 10
- 230000001276 controlling effect Effects 0.000 claims description 8
- 230000001105 regulatory effect Effects 0.000 claims description 7
- 238000012827 research and development Methods 0.000 claims description 5
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N7/00—Television systems
- H04N7/18—Closed-circuit television [CCTV] systems, i.e. systems in which the video signal is not broadcast
- H04N7/183—Closed-circuit television [CCTV] systems, i.e. systems in which the video signal is not broadcast for receiving images from a single remote source
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01J—MEASUREMENT OF INTENSITY, VELOCITY, SPECTRAL CONTENT, POLARISATION, PHASE OR PULSE CHARACTERISTICS OF INFRARED, VISIBLE OR ULTRAVIOLET LIGHT; COLORIMETRY; RADIATION PYROMETRY
- G01J5/00—Radiation pyrometry, e.g. infrared or optical thermometry
- G01J5/0022—Radiation pyrometry, e.g. infrared or optical thermometry for sensing the radiation of moving bodies
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
- H04N23/60—Control of cameras or camera modules
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N5/00—Details of television systems
- H04N5/30—Transforming light or analogous information into electric information
- H04N5/33—Transforming infrared radiation
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01J—MEASUREMENT OF INTENSITY, VELOCITY, SPECTRAL CONTENT, POLARISATION, PHASE OR PULSE CHARACTERISTICS OF INFRARED, VISIBLE OR ULTRAVIOLET LIGHT; COLORIMETRY; RADIATION PYROMETRY
- G01J5/00—Radiation pyrometry, e.g. infrared or optical thermometry
- G01J2005/0077—Imaging
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Abstract
The invention discloses an aircraft infrared flash frequency tracking monitoring system which comprises a tracking controller, wherein the tracking controller comprises a central processing unit, an airspeed head is arranged at the input end of the central processing unit, a database is arranged at the output end of the central processing unit, and a flash frequency control module and an aircraft control system are arranged at the connecting end of the central processing unit. The invention utilizes the principle of infrared detection heat, tracks a target object through the infrared laser stroboscope, and the stroboscope control module analyzes the definition according to the captured infrared image, thereby adjusting the stroboscope frequency so as to capture a clearer infrared image, or adjusting the speed of the aircraft so that the movement speed of the infrared laser stroboscope and the detected target is close to or synchronous, thereby facilitating the capture of a clearer image, and simultaneously adjusting the stroboscope frequency and the speed of the aircraft through the stroboscope regulation and control unit and the speed-up alarm unit, thereby accelerating the aircraft to quickly catch up with the target object while clearly capturing the target object.
Description
Technical Field
The invention relates to the technical field of tracking and monitoring systems, in particular to an infrared flash frequency tracking and monitoring system for an aircraft.
Background
An existing aircraft is generally provided with an infrared sensor, the infrared sensor is used for tracking a target object by utilizing the infrared ray heat tracking principle, some infrared sensors are used for tracking the target object, the other infrared sensors are used for tracking the target object, the using condition is different, the needed infrared flash frequency control system is complex, the tracking target is not accurate and clear, and the condition of tracking failure often occurs.
Therefore, it is necessary to invent an infrared flash frequency tracking and monitoring system for an aircraft to solve the above problems.
Disclosure of Invention
The invention aims to provide an aircraft infrared flash frequency tracking and monitoring system, which tracks a target object by an infrared laser flash frequency instrument by utilizing the principle of infrared heat detection, analyzes the definition according to a captured infrared image by a flash frequency control module, can adjust the flash frequency so as to capture a clearer infrared image, or enables the movement speed of the infrared laser flash frequency instrument and the detected target to be close to or synchronous by adjusting the speed of an aircraft so as to capture the clearer image conveniently, and can also adjust the flash frequency and the speed of the aircraft simultaneously by a flash frequency adjusting and controlling unit and a speed-up alarm unit, so that the aircraft is accelerated to quickly catch up with the target object while the target object is captured clearly, and the problem provided in the background technology is solved.
In order to achieve the purpose, the invention provides the following technical scheme: an aircraft infrared flash frequency tracking monitoring system comprises a tracking controller, wherein the tracking controller comprises a central processing unit, the input end of the central processing unit is provided with an airspeed head, the output end of the central processing unit is provided with a database, the connecting end of the central processing unit is provided with a flash frequency control module and an aircraft control system, the output end of the aircraft control system is provided with a display, the flash frequency control module comprises a data receiving and transmitting unit and an infrared laser flash frequency instrument, the output end of the infrared laser flash frequency instrument is provided with an infrared picture processing unit and a speed-up alarm unit, the output end of the infrared picture processing unit is provided with a flash frequency regulation and control unit, the connecting end of the flash frequency regulation and control unit is provided with a data sorting unit, and the output;
the flash frequency control module is used for tracking a target object through an infrared laser flash frequency instrument, analyzing according to a captured infrared image, and adjusting the flash frequency so as to capture a clearer infrared image, or adjusting the speed and the flash frequency of an aircraft simultaneously through the definition of the infrared image, and matching the speed and the flash frequency for use so as to better track the object;
the aircraft control system is used for controlling the operation of the whole aircraft;
the data receiving and sending unit is used for receiving aircraft flight speed data which is sent by the central processing unit and detected by the airspeed head, and sending the data to the flash frequency regulation and control unit;
the infrared image processing unit is used for carrying out infrared thermal imaging on a target object captured by the infrared laser stroboscope, identifying and analyzing the image, and finally sending the image analysis result to the strobe frequency regulation and control unit and the speed-up alarm unit;
the speed-up alarm unit is used for receiving an analysis result of the target object infrared thermal imaging picture sent by the infrared picture processing unit and judging whether to send speed-up alarm information to the aircraft control system or not according to the analysis result;
the flash frequency regulation and control unit is used for receiving the analysis result of the target object infrared thermal imaging picture sent by the infrared picture processing unit, regulating and controlling the flash frequency of the infrared laser flash frequency instrument according to the analysis result, and sending the analysis result and the aircraft speed to the data arrangement unit;
the data sorting unit is used for receiving the analysis result and the aircraft speed sent by the flash frequency regulation and control unit during the flash frequency regulation, recording and sending data to the chart display unit, and quickly selecting the optimal frequency modulation frequency and the fastest navigation speed according to the initial analysis result and feeding back the optimal frequency modulation frequency and the fastest navigation speed to the flash frequency regulation and control unit when the flash frequency is regulated and controlled next time, so that the aircraft can track the target object quickly and accurately in the shortest time;
the chart display unit is used for drawing images and tables of the data sent by the data sorting unit, and finally sending the images and the tables to the aircraft control system through the central processing unit, so that later-stage research and development are facilitated, and a better data sorting unit is designed to be matched with the flash frequency regulation and control unit for use.
Preferably, the airspeed head is arranged on the aircraft nose or wing, the display is arranged on the aircraft flight control panel, and the infrared laser stroboscope is arranged slightly above the left wing and the right wing of the aircraft.
Preferably, the central processing unit is connected with an aircraft control system through a wire, and a cloud server is arranged at the connecting end of the aircraft control system and used for backing up data.
Preferably, the infrared image processing unit comprises an infrared image imaging unit, an infrared image recognition unit and a comparison image database, and the output ends of the infrared image imaging unit and the comparison image database are connected with the input end of the infrared image recognition unit;
the infrared picture imaging unit is used for generating an image by the heat radiation captured by the infrared laser stroboscope and sending the image to the infrared picture identification unit;
the infrared image recognition unit is used for carrying out comparison analysis on the image and a clear infrared thermal image stored in a comparison image database, distinguishing the fuzziness of the image, converting the fuzziness into specific data and sending the data to the flash frequency regulation and control unit.
Preferably, the input end of the flash frequency regulation and control unit is connected with the output end of the data receiving and transmitting unit, and the output end of the flash frequency regulation and control unit is connected with the output end of the infrared laser flash frequency instrument.
The invention has the technical effects and advantages that:
1. according to the invention, by utilizing the principle of infrared heat detection, a target object is tracked through an infrared laser flash frequency instrument, and the flash frequency control module analyzes the definition according to a captured infrared image, so that the flash frequency can be adjusted to capture a clearer infrared image, or the speed of an aircraft is adjusted to enable the movement speed of the infrared laser flash frequency instrument and the movement speed of the detected target to be close to or synchronous with each other, so that a clearer image can be captured conveniently, the flash frequency and the speed of the aircraft can be adjusted simultaneously through a flash frequency adjusting and controlling unit and a speed-up alarm unit, the speed of the aircraft is increased while the target object is captured clearly, and the aircraft can quickly catch up with the target object;
2. the data sorting unit receives the analysis result sent by the flash frequency regulation and control unit during the flash frequency regulation and control period and the speed of the aircraft, records the data, and quickly selects the optimal frequency modulation frequency and the fastest navigation speed according to the initial analysis result and feeds the optimal frequency modulation frequency and the fastest navigation speed back to the flash frequency regulation and control unit when the flash frequency regulation and control is carried out next time, so that the aircraft can track the target object quickly and accurately in the shortest time;
3. the data arrangement unit sends the recorded data to the chart display unit, the chart display unit draws the data into images and tables, and the images and the tables are finally sent to the aircraft control system through the central processing unit, so that later-stage research and development are facilitated, and a better data arrangement unit is designed to be matched with the flash frequency regulation and control unit for use.
Drawings
Fig. 1 is a schematic diagram of the overall system structure of the present invention.
FIG. 2 is a schematic diagram of a strobe frequency control module according to the present invention.
Fig. 3 is a schematic structural diagram of an infrared image processing unit according to the present invention.
Fig. 4 is a schematic structural view of an aircraft according to the invention.
In the figure: the system comprises a central processing unit 1, a pitot tube 2, a database 3, a flash frequency control module 4, an aircraft control system 5, a display 6, a data receiving and transmitting unit 7, an infrared laser flash frequency instrument 8, an infrared image processing unit 9, an acceleration alarm unit 10, a flash frequency regulation and control unit 11, a data sorting unit 12, a chart display unit 13, a cloud server 14, an infrared image imaging unit 15, an infrared image recognition unit 16 and a comparison image database 17.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Example 1:
the aircraft infrared flash frequency tracking and monitoring system shown in fig. 1-2 comprises a tracking controller, the tracking controller comprises a central processing unit 1, the input end of the central processing unit 1 is provided with a pitot tube 2, the output end of the central processing unit 1 is provided with a database 3, the database 3 is used for storing all tracking data, the connecting end of the central processing unit 1 is provided with a flash frequency control module 4 and an aircraft control system 5, the output end of the aircraft control system 5 is provided with a display 6, the display 6 is used for displaying speed-up alarm information, the flash frequency control module 4 comprises a data transceiver unit 7 and an infrared laser flash frequency instrument 8, the output end of the infrared laser flash frequency instrument 8 is provided with an infrared picture processing unit 9 and a speed-up alarm unit 10, the output end of the infrared picture processing unit 9 is provided with a flash frequency regulation and control unit 11, the connecting end of the flash frequency regulation and control, the output end of the data sorting unit 12 is provided with a chart display unit 13;
the central processing unit 1 is connected with an aircraft control system 5 through a wire, and a cloud server 14 is arranged at the connecting end of the aircraft control system 5 and used for backing up data;
the input end of the flash frequency regulation and control unit 11 is connected with the output end of the data receiving and transmitting unit 7, and the output end of the flash frequency regulation and control unit 11 is connected with the output end of the infrared laser flash frequency instrument 8;
the flash frequency control module 4 is used for tracking a target object through the infrared laser flash frequency instrument 8, analyzing according to a captured infrared image, and adjusting the flash frequency so as to capture a clearer infrared image, or adjusting the speed and the flash frequency of an aircraft simultaneously through the definition of the infrared image, and matching the speed and the flash frequency for use so as to better track the object;
the aircraft control system 5 is a control system for controlling the operation of the whole aircraft;
the data receiving and sending unit 7 is used for receiving aircraft flight speed data which is sent by the central processing unit 1 and detected by the airspeed head 2, and sending the data to the flash frequency regulation and control unit 11;
the infrared image processing unit 9 is used for performing infrared thermal imaging on a target object captured by the infrared laser stroboscope 8, identifying and analyzing the image, and finally sending the image analysis result to the stroboscopic regulation and control unit 11 and the speed-up alarm unit 10;
the speed-up alarm unit 10 is used for receiving an analysis result of the target object infrared thermal imaging picture sent by the infrared picture processing unit 9, judging whether speed-up alarm information is sent to the aircraft control system 5 or not according to the analysis result, and displaying the speed-up alarm information through the display 6 to remind a pilot of speed up;
the flash frequency regulation and control unit 11 is used for receiving an analysis result of the target object infrared thermal imaging picture sent by the infrared picture processing unit 9, regulating and controlling the flash frequency of the infrared laser flash frequency instrument 8 according to the analysis result, and sending the analysis result and the aircraft speed to the data arrangement unit 12;
the data sorting unit 12 is configured to receive an analysis result and an aircraft speed sent by the flash frequency regulation and control unit 11 during the flash frequency regulation, record and send data to the chart display unit 13, and quickly select an optimal frequency modulation frequency and a fastest navigation speed according to an initial analysis result and feed back the optimal frequency modulation frequency and the fastest navigation speed to the flash frequency regulation and control unit 11 when next flash frequency regulation and control is performed, so that the aircraft can track fast and accurately and track a target object in the shortest time;
the chart display unit 13 is used for drawing images and tables of the data sent by the data sorting unit 12, and finally sending the images and tables to the aircraft control system 5 through the central processing unit 1, so that later-stage research and development are facilitated, and a better data sorting unit 12 is designed to be matched with the flash frequency regulation and control unit 11 for use.
Through utilizing the thermal principle of infrared detection, track the target object through infrared laser stroboscope 8, and strobe control module 4 carries out the analysis definition according to the infrared image of catching, thereby can adjust the strobe frequency so that catch more clear infrared image, or through adjusting aircraft speed, make infrared laser stroboscope 8 be close to or synchronous with the moving speed of the target of being surveyed, thereby be convenient for catch more clear image, also can adjust strobe frequency and aircraft speed through strobe frequency regulation and control unit 11 and acceleration alarm unit 10 simultaneously, it is quick to accelerate the aircraft when clearly catching the target object, make it catch up with the target object fast.
Example 2:
according to the aircraft infrared flash frequency tracking and monitoring system shown in fig. 3, the infrared picture processing unit 9 comprises an infrared picture imaging unit 15, an infrared picture recognition unit 16 and a comparison image database 17, and output ends of the infrared picture imaging unit 15 and the comparison image database 17 are connected with an input end of the infrared picture recognition unit 16;
the infrared picture imaging unit 15 is used for generating an image by the thermal radiation captured by the infrared laser stroboscope 8 and sending the image to the infrared picture recognition unit 16;
the infrared image recognition unit 16 is used for comparing and analyzing the image with a clear infrared thermal image stored in the comparison image database 17, distinguishing the ambiguity of the image, converting the ambiguity into specific data and sending the data to the flash frequency regulation and control unit 11, so that the data sorting unit 12 can make a table conveniently;
according to the infrared flash frequency tracking and monitoring system for the aircraft shown in fig. 4, the airspeed head 2 is arranged on the nose or the wing of the aircraft, the display 6 is arranged on the flight control panel of the aircraft, and the infrared laser flash frequency instrument 8 is arranged on the left wing and the right wing of the aircraft.
The working principle of the invention is as follows:
referring to the attached drawings 1-4 of the specification, when the device is used, an infrared laser stroboscope 8 is installed on an aircraft to track a target object by utilizing the principle of infrared heat detection, during tracking, a pitot tube 2 monitors the flight speed of the aircraft, the infrared laser stroboscope 8 captures the heat radiation of the target object, the infrared image processing unit 9 is used for carrying out infrared thermal imaging on the target object captured by the infrared laser stroboscope 8, a picture is identified and analyzed, and finally the picture analysis result is sent to a flash frequency regulation and control unit 11 and a speed-raising alarm unit 10;
after receiving the signal, the flash frequency regulating unit 11 regulates and controls the flash frequency of the infrared laser flash frequency instrument 8 according to the analysis result, so that the flash frequency is close to or synchronous with the motion speed of the target to be detected, and a clearer image is conveniently captured;
after receiving the image, the speed-up alarm unit 10 judges whether to send speed-up alarm information to the aircraft control system 5 according to the analysis result of whether the image is clear, when the image is not clear, the speed-up alarm information is sent to the aircraft control system 5, and after the aircraft is accelerated, the movement speeds of the infrared laser stroboscope 8 and the target to be detected are close to or synchronous, so that a clearer image can be captured conveniently, the target object can be captured in both modes, and the tracking failure is avoided;
in addition, the strobe frequency and the speed of the aircraft can be adjusted simultaneously through the strobe frequency adjusting unit 11 and the speed-up alarm unit 10, so that the speed of the aircraft is increased while the target object is captured clearly, and the aircraft can catch up with the target object quickly;
the data sorting unit 12 receives the analysis result and the aircraft speed sent by the flash frequency regulation and control unit 11 during the flash frequency regulation, records the data, and quickly selects the optimal frequency modulation frequency and the fastest navigation speed according to the initial analysis result and feeds the optimal frequency modulation frequency and the fastest navigation speed back to the flash frequency regulation and control unit 11 when the flash frequency is regulated and controlled next time, so that the aircraft can track the target object quickly and accurately in the shortest time;
the data sorting unit 12 sends the recorded data to the chart display unit 13, the chart display unit 13 draws the data into images and tables, and finally the images and the tables are sent to the aircraft control system 5 through the central processing unit 1, so that later-stage research and development are facilitated, and a better data sorting unit 12 is designed to be matched with the flash frequency regulation and control unit 11 for use;
referring to the attached figure 3 of the specification, when the infrared image processing unit 9 works, the infrared image imaging unit 15 is used for imaging the infrared heat of the target object captured by the infrared laser stroboscope 8 and sending the imaged infrared heat to the infrared image recognition unit 16, the infrared image recognition unit 16 is used for comparing and analyzing the image with the clear infrared thermal image stored in the contrast image database 17, the image fuzziness is distinguished, the fuzziness is converted into specific data and sent to the stroboscopic regulation and control unit 11, and the data sorting unit 12 is convenient to prepare the table.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.
Claims (5)
1. The utility model provides an infrared strobe frequency of aircraft tracks monitored control system, includes the tracking controller which characterized in that: the tracking controller comprises a central processing unit (1), an airspeed head (2) is arranged at the input end of the central processing unit (1), a database (3) is arranged at the output end of the central processing unit, the connection end of the central processing unit (1) is provided with a flash frequency control module (4) and an aircraft control system (5), the output end of the aircraft control system (5) is provided with a display (6), the flash frequency control module (4) comprises a data receiving and transmitting unit (7) and an infrared laser flash frequency instrument (8), the output end of the infrared laser stroboscope (8) is provided with an infrared picture processing unit (9) and a speed-up alarm unit (10), the output end of the infrared picture processing unit (9) is provided with a flash frequency regulation and control unit (11), the connection end of the flash frequency regulation and control unit (11) is provided with a data arrangement unit (12), the output end of the data sorting unit (12) is provided with a chart display unit (13);
the flash frequency control module (4) is used for tracking a target object through an infrared laser flash frequency instrument (8), analyzing according to a captured infrared image, and adjusting the flash frequency so as to capture a clearer infrared image, or adjusting the speed and the flash frequency of an aircraft simultaneously through the definition of the infrared image, and the two modes are matched for use so as to better track the object;
the aircraft control system (5) is used for controlling the operation of the whole aircraft;
the data receiving and sending unit (7) is used for receiving aircraft flight speed data which are sent by the central processing unit (1) and detected by the airspeed head (2), and sending the data to the flash frequency regulation and control unit (11);
the infrared image processing unit (9) is used for carrying out infrared thermal imaging on a target object captured by the infrared laser stroboscope (8), identifying and analyzing the image, and finally sending the image analysis result to the stroboscopic regulation and control unit (11) and the speed-up alarm unit (10);
the speed-up alarm unit (10) is used for receiving the analysis result of the target object infrared thermal imaging picture sent by the infrared picture processing unit (9) and judging whether to send speed-up alarm information to the aircraft control system (5) according to the analysis result;
the flash frequency regulation and control unit (11) is used for receiving the analysis result of the target object infrared thermal imaging picture sent by the infrared picture processing unit (9), regulating and controlling the flash frequency of the infrared laser flash frequency instrument (8) according to the analysis result, and sending the analysis result and the aircraft speed to the data sorting unit (12);
the data sorting unit (12) is used for receiving the analysis result and the aircraft speed sent by the flash frequency regulation and control unit (11) during the flash frequency regulation, recording and sending data to the chart display unit (13), and selecting the optimal frequency modulation frequency and the fastest navigation speed according to the initial analysis result to feed back to the flash frequency regulation and control unit (11) when the flash frequency is regulated and controlled next time, so that the aircraft can track the target object quickly and accurately in the shortest time;
the chart display unit (13) is used for drawing images and tables of data sent by the data sorting unit (12) and finally sending the images and tables to the aircraft control system (5) through the central processing unit (1), so that later-stage research and development are facilitated, and a better data sorting unit (12) is designed to be matched with the flash frequency regulation and control unit (11) for use.
2. An aircraft infrared flash frequency tracking monitoring system according to claim 1, characterized in that: the airspeed head (2) is arranged on the nose or the wing of the aircraft, the display (6) is arranged on the flight control panel of the aircraft, and the infrared laser stroboscope (8) is arranged on the left wing and the right wing of the aircraft.
3. An aircraft infrared flash frequency tracking monitoring system according to claim 1, characterized in that: the central processing unit (1) is connected with an aircraft control system (5) through a wire, and a cloud server (14) is arranged at the connecting end of the aircraft control system (5) and used for backing up data.
4. An aircraft infrared flash frequency tracking monitoring system according to claim 1, characterized in that: the infrared image processing unit (9) comprises an infrared image imaging unit (15), an infrared image recognition unit (16) and a comparison image database (17), and the output ends of the infrared image imaging unit (15) and the comparison image database (17) are connected with the input end of the infrared image recognition unit (16);
the infrared picture imaging unit (15) is used for generating an image by the heat radiation captured by the infrared laser stroboscope (8) and sending the image to the infrared picture recognition unit (16);
the infrared picture recognition unit (16) is used for comparing and analyzing the image with the clear infrared thermal image stored in the comparison image database (17), distinguishing the fuzziness of the image, converting the fuzziness into specific data and sending the specific data to the flash frequency regulation and control unit (11).
5. An aircraft infrared flash frequency tracking monitoring system according to claim 1, characterized in that: the input end of the flash frequency regulation and control unit (11) is connected with the output end of the data receiving and transmitting unit (7), and the output end of the flash frequency regulation and control unit (11) is connected with the output end of the infrared laser flash frequency instrument (8).
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| CN109348181A (en) | 2019-02-15 |
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