CN116184510A - Search and rescue method based on quantum magnetometer - Google Patents
Search and rescue method based on quantum magnetometer Download PDFInfo
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Abstract
According to the search and rescue method based on the quantum magnetometer, when trapped personnel encounters a dangerous situation, the emergency help seeking device is started, the high-frequency modulation magnetic field is generated and lasts for more than a few hours, the search and rescue personnel mount the high-sensitivity magnetometer on the lift-off platform and perform balance compensation so that an abnormal magnetic field signal generated in the process of the precession of the lift-off platform is balanced and zeroed, and the magnetometer on the lift-off platform receives the magnetic field signal in a space environment and filters geomagnetic signals through the high-pass filter to find and locate the abnormal magnetic field to realize the search and rescue function. The invention fully utilizes the penetrability of magnetic field measurement, the high sensitivity of the quantum magnetometer, the high maneuverability of the lift-off platform and the high distinguishability of the high-frequency modulated magnetic field signal and the geomagnetic signal, and can be used as an important means or a supplementary means to play an important role in the occasions such as jungle distress, mountain distress, mine accident, earthquake relief and the like.
Description
Technical Field
The invention belongs to the interdisciplines of quantum sensing, signal processing and disaster prevention technologies, in particular to a method for searching and rescuing trapped people such as a compact forest, a mountain area and a mine through detecting a high-frequency modulated magnetic field signal by a high-sensitivity quantum magnetometer, and particularly relates to a searching and rescuing method based on the quantum magnetometer.
Background
The search and rescue technology is an important disaster prevention technology, and is characterized in that vital signs of trapped people or actively sent distress signals are positioned and searched through various optical, electric, thermal and acoustic sensing means. The search and rescue technology mainly focuses on indexes such as a search range, positioning accuracy and perception sensitivity, and the probability of finding trapped people and applying rescue is higher at the first time, wherein the larger the search range is, the higher the positioning accuracy is and the higher the perception sensitivity is. However, for semi-enclosed or fully enclosed spaces where there is shielding in close forests, mountains, mines, etc., search and rescue means based on optical imaging, wireless communication are severely affected.
The magnetic field is a physical quantity that can be unaffected by shielding, and the magnetic field measurement sensitivity is affected only by distance. The high-sensitivity magnetometer is used for detecting abnormal magnetic field signals of the position of the trapped person, so that the trapped person can be rapidly found and positioned. Compared with the traditional magnetometer, the quantum magnetometer has important potential in sensitivity, and theoretically, the magnetic field signal can be tens of orders of magnitude smaller than the geomagnetic field, and even the change of the magnetoencephalography signal can be perceived. It should be noted that, the abnormal magnetic field measurement for field exploration and rescue needs not only a high-sensitivity magnetometer, but also a certain measure to avoid the influence of constant geomagnetic field.
Disclosure of Invention
Aiming at the defects, the technical problem to be solved by the invention is how to mount the high-sensitivity magnetometer on the lift-off platform and perform balance compensation so that the magnetometer can sensitively measure the environment abnormal magnetic field signal, when a trapped person encounters a dangerous situation, the emergency help-seeking device is started, the emergency help-seeking device continuously transmits a high-frequency modulation magnetic field signal with different characteristics from geomagnetic signals, and the magnetometer in the lift-off platform measures and positions the magnetic field modulation signal, and further searches or directly rescue is implemented after the trapped person is abutted.
The invention aims to provide a search and rescue method based on a quantum magnetometer, wherein the quantum magnetometer is carried on a lift-off platform, balance compensation is carried out, so that an induction magnetic field generated in the maneuvering process of the lift-off platform is shielded and zeroed, when emergency rescue is met, an emergency help seeking device continuously transmits a high-frequency modulation magnetic field signal, the quantum magnetometer of the lift-off platform transfers a working frequency point to a high-frequency area with relatively weak geomagnetic signals through high-pass filtering, abnormal magnetic field signals existing in an environment are searched, and the abnormal magnetic field signals gradually approach to the lift-off platform in a mode of increasing intensity until a searched and rescued object is found.
Preferably, the high-frequency modulated magnetic field signal can penetrate through the shielding of the obstacle, and the intensity of the high-frequency modulated magnetic field signal is higher than that of a geomagnetic field signal near an operating frequency point.
Preferably, the high-frequency modulated magnetic field signal carries distress information and position information.
Preferably, the quantum magnetometer of the lift-off platform filters the interference of geomagnetic signals through a high-pass filter, measures an abnormal magnetic field in a general search and rescue range, and adjusts the flight direction in a mode of increasing strength after finding out modulated magnetic field signals, so that the magnetic field source is continuously approached.
Preferably, the quantum magnetometer is carried on the lift-off motorized platform and performs balance compensation, so that the magnetometer can sensitively measure an environment abnormal magnetic field signal, and a balance object is mainly an induced magnetic field generated in the maneuvering process of the lift-off motorized platform and a noise magnetic field generated by various electronic devices carried by the lift-off motorized platform, and the lift-off motorized platform can carry various search and rescue devices.
Preferably, the method specifically comprises the following steps:
s1, carrying a quantum magnetometer on a lift-off platform of an unmanned plane and the like, and carrying out balance compensation to shield and zero an induction magnetic field generated in the maneuvering process of the lift-off platform;
s2, starting an emergency help-seeking device and generating a modulated magnetic field signal by search and rescue personnel in a semi-enclosed or fully-enclosed space;
s3, the quantum magnetometer of the lift-off platform filters interference of geomagnetic signals through a high-pass filter, an abnormal magnetic field in a general search and rescue range is measured, and after a modulated magnetic field signal is found, the flying direction is adjusted in a mode of increasing strength, so that the magnetic field source is continuously approached;
s4, other search and rescue systems carried by the lift-off platform play a role in accurate search after the lift-off platform approaches the target until the searched and rescued personnel are found.
Preferably, the abnormal magnetic field in the environment is measured by a quantum magnetometer on the lift-off mobile platform, and the abnormal magnetic field refers to a magnetic field signal which can be generated in the non-natural world without overlapping the working frequency band with the geomagnetic signal.
Preferably, the abnormal magnetic field is a magnetic field signal that can be generated in the unnatural world without overlapping the operating frequency band with the geomagnetic signal.
Preferably, the quantum magnetometer locks the working frequency point of the quantum magnetometer in a high-frequency area with weaker geomagnetic signals through a high-pass filtering system, the abnormal magnetic field signals are discovered through rapid maneuver in the early stage, and the corresponding direction of the magnetic field signals is gradually and gradually approaching to the slow maneuver in the later stage of air stagnation.
The present invention provides a computer readable storage medium having stored thereon a computer program which when executed by a processor implements the above method.
Compared with the prior art, the invention has the following advantages:
firstly, the invention provides a search and rescue method based on magnetic force measurement, which has certain barrier penetrating capacity and can effectively solve the problem of search blind spots generated by vegetation and topography shielding of search and rescue equipment such as a photoelectric detector;
secondly, the invention provides a design concept that trapped personnel actively send a modulated magnetic field signal, and the distress signal and the geomagnetic signal are distinguished through high-frequency modulation, so that the difficulty of signal processing of a search and rescue party is reduced, and the probability of success of search and rescue is improved;
finally, the search and rescue method can be applied to other fields such as mine exploration, pipeline screening and the like, so that the high precision and high sensitivity of quantum magnetic force measurement can be applied to application functions such as target calibration, positioning exploration and the like.
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In order to more clearly illustrate the technical solution of the embodiments of the present invention, the drawings that are needed to be used in the embodiments of the present invention will be briefly described, and other drawings can be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 shows a schematic diagram of an embodiment of a quantum magnetometer-based search and rescue method of the present invention;
FIG. 2 shows a schematic representation of a specific embodiment of a quantum magnetometer-based search and rescue method of the present invention;
FIG. 3 shows a schematic diagram of another embodiment of the quantum magnetometer-based search and rescue method of the present invention.
Detailed Description
Features and exemplary embodiments of various aspects of the present invention will be described in detail below, and in order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention will be described in further detail below with reference to the accompanying drawings and examples. It should be understood that the specific embodiments described herein are merely configured to illustrate the invention and are not configured to limit the invention. It will be apparent to one skilled in the art that the present invention may be practiced without some of these specific details. The following description of the embodiments is merely intended to provide a better understanding of the invention by showing examples of the invention.
It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising … …" does not exclude the presence of other like elements in a process, method, article or apparatus that comprises the element.
As shown in fig. 1, the present invention provides an embodiment of a search and rescue method based on a quantum magnetometer, including:
s101, sending out a distress signal, starting an emergency distress device when trapped personnel encounters a dangerous situation, wherein the emergency distress device can continuously send out a high-frequency modulation magnetic field signal and can be realized by an electric control high-speed coil, the starting process is convenient and fast, the duration time is long, the energy consumption is low, and the magnetic field intensity of the position where the modulation frequency is located is stronger than that of a geomagnetic signal;
s102, carrying a high-sensitivity quantum magnetometer on the lift-off platform and performing balance compensation to shield and zero an induction magnetic field generated in the maneuvering process of the lift-off platform by the equipment of the search and rescue system;
s103, in the search and rescue process, the magnetometer of the lift-off platform transfers the working frequency point to a high-frequency area with relatively weak geomagnetic signals through high-pass filtering, and searches for abnormal magnetic field signals existing in the environment and gradually approaches the magnetometer until trapped people are found according to the mode of increasing the intensity.
In some embodiments, the high frequency modulated magnetic field signal is capable of penetrating through the obstruction of an obstacle, with a higher intensity than the geomagnetic field signal near the operating frequency point.
In some embodiments, the distress information and the location information are carried within the high frequency modulated magnetic field signal.
In some embodiments, the quantum magnetometer of the lift-off platform filters the interference of geomagnetic signals through a high-pass filter, measures an abnormal magnetic field in a general search and rescue range, and adjusts the flight direction in a mode of increasing the intensity after finding out a modulated magnetic field signal, so that the magnetic field source is continuously approached.
In some embodiments, the quantum magnetometer is carried on the lift-off motorized platform and performs balance compensation, so that the magnetometer can sensitively measure an environment abnormal magnetic field signal, and the balance object is mainly an induced magnetic field generated in the maneuvering process of the lift-off motorized platform and a noise magnetic field generated by various electronic devices carried by the lift-off motorized platform, so that the lift-off motorized platform can carry various search and rescue devices.
As shown in fig. 2, the embodiment further provides a search and rescue method based on a quantum magnetometer, which comprises the following implementation steps:
1. the quantum magnetometer is carried on a lift-off platform of an unmanned plane and the like, and balance compensation is carried out so that an induction magnetic field generated in the maneuvering process of the lift-off platform is shielded and zeroed, and the expected effect is that the magnetometer can sensitively measure a magnetic field in a certain range in front;
2. the rescue personnel in the semi-closed or fully-closed space starts the emergency help-seeking device and generates a modulated magnetic field signal, the modulated magnetic field signal can penetrate through the shielding of the obstacle, the intensity of the modulated magnetic field signal is higher than that of a geomagnetic field signal near a working frequency point, and certain help-seeking information and position information can be carried in the modulated magnetic field signal to determine the basic condition of trapped personnel after demodulation;
3. the quantum magnetometer of the lift-off platform filters the interference of geomagnetic signals through a high-pass filter, measures an abnormal magnetic field in a general search and rescue range, adjusts the flight direction according to the mode of increasing the intensity after finding out a modulated magnetic field signal, and continuously approaches a magnetic field source;
4. other search and rescue systems carried by the lift-off platform, including optical cameras, infrared cameras and the like, perform an accurate search function after the lift-off platform approaches a target until trapped people are found.
The invention has the technical characteristics and remarkable effects that: firstly, the invention provides a search and rescue method based on magnetic force measurement, which has certain barrier penetrating capacity and can effectively solve the problem of search blind spots generated by vegetation and topography shielding of search and rescue equipment such as a photoelectric detector; secondly, the invention provides a design concept that trapped personnel actively send a modulated magnetic field signal, and the distress signal and the geomagnetic signal are distinguished through high-frequency modulation, so that the difficulty of signal processing of a search and rescue party is reduced, and the probability of success of search and rescue is improved; in addition, the search and rescue method can be applied to other fields such as mine exploration, pipeline screening and the like, so that the high precision and high sensitivity of quantum magnetic force measurement can be applied to application functions such as target calibration, positioning exploration and the like.
As shown in fig. 3, this embodiment shows an embodiment of a search and rescue method based on a quantum magnetometer, which specifically includes:
s201, starting an emergency help seeking device when trapped personnel encounters a dangerous situation, wherein the emergency help seeking device is composed of a rapid triggering type modulated magnetic field signal generator and an information coding module, the rapid triggering type comprises but is not limited to strong impact, system water meeting, button triggering and the like, the rapid triggering type corresponds to different situations such as cliff falling, falling water, lost and the like, the modulated magnetic field signal can carry certain help seeking information, and the help seeking information is realized by the information coding module and comprises but is not limited to personnel number, geographic coordinates and emergency level;
s202, carrying a quantum magnetometer on a lift-off mobile platform and performing balance compensation to enable the magnetometer to be capable of measuring environment abnormal magnetic field signals sharply, wherein a balance object is mainly an induced magnetic field generated in the mobile process of the lift-off mobile platform and a noise magnetic field generated by various electronic devices carried by the lift-off mobile platform, and the lift-off mobile platform can carry various search and rescue devices;
s203, measuring an abnormal magnetic field in the environment through a quantum magnetometer on the lift-off maneuvering platform, wherein the abnormal magnetic field refers to a magnetic field signal which is generated in the non-natural world and has a working frequency band which is not overlapped with a geomagnetic signal, the quantum magnetometer locks a working frequency point of the quantum magnetometer in a high-frequency area with weaker geomagnetic signal through a high-pass filtering system, the abnormal magnetic field signal is discovered through rapid maneuvering in advance, the slowly maneuvering search magnetic field signal in the later period is gradually and gradually abutted, and other search and rescue devices are started to perform accurate search and rescue until trapped personnel are discovered.
In some embodiments, the signal demodulation system accompanying the quantum magnetometer can also analyze whether the abnormal magnetic field signal carries clear text information or not, so as to improve the search and rescue efficiency.
In some embodiments, the interference object of the quantum interferometer is a single photon or a spin electron, phase information is determined through interference fringe fluctuation, interference accuracy breaks through classical shot noise limit and approaches the seasburgh limit, and phase fluctuation is determined in real time through single photon detection and coincidence counting.
The invention also provides an embodiment of a search and rescue method based on the quantum magnetometer, wherein a trapped person starts an emergency help seeking device when encountering dangerous situations, generates a high-frequency modulation magnetic field and lasts for more than a few hours, the search and rescue person carries the high-sensitivity magnetometer on the lift-off platform and carries out balance compensation so that an abnormal magnetic field signal generated in the process of precession of the lift-off platform is balanced and zeroed, the magnetometer on the lift-off platform receives the magnetic field signal in a space environment and filters geomagnetic signals through a high-pass filter, and the search and rescue function is realized by finding and positioning the abnormal magnetic field.
In some embodiments, the magnetic field intensity is accurately measured through the quantum magnetic force measuring device, the measuring mechanism is quantum characteristics, the measuring precision and the sensitivity can break through classical bottlenecks, and the quantum magnetic force measuring device has the measuring capability of a device level (namely, the complete machine servo functions such as drift compensation are covered), and the quantum magnetic force measuring device comprises, but is not limited to, an atomic interference magnetometer, an optical pump magnetometer and the like, and the system composition and parameter indexes of the quantum magnetic force measuring device are not limited.
In some embodiments, the emergency help-seeking device is composed of a rapid triggering type modulated magnetic field signal generator and an information coding module, wherein the rapid triggering mode comprises, but is not limited to, strong impact, system water meeting, button triggering and the like, and the rapid triggering type comprises respectively corresponding to different situations such as cliffs falling, falling water, lost, and the like, the modulated magnetic field signal can carry certain help-seeking information, and the help-seeking information comprises, but is not limited to, personnel number, geographic coordinates and critical grade.
In some embodiments, the function of searching and rescuing is realized by carrying the quantum magnetometer on the lift-off platform and performing balance compensation to enable the magnetometer to be capable of measuring environment abnormal magnetic field signals sharply, wherein the balance object is mainly an induced magnetic field generated in the process of maneuvering of the lift-off platform and a noise magnetic field generated by various electronic devices carried by the lift-off platform, and the lift-off platform can carry various search and rescue devices; the quantum magnetometer on the lift-off maneuvering platform is used for measuring an abnormal magnetic field in the environment, the abnormal magnetic field refers to a magnetic field signal which can be generated in the non-natural world and has a working frequency band which is not overlapped with a geomagnetic signal, the quantum magnetometer locks a working frequency point of the quantum magnetometer in a high-frequency area with weaker geomagnetic signal through a high-pass filtering system, the abnormal magnetic field signal is discovered through rapid maneuvering in advance, the slowly maneuvering search for the direction corresponding to the strong magnetic field signal in the later period is gradually closed, and other search and rescue devices are started to perform accurate search and rescue until trapped personnel are discovered. The signal demodulation system accompanied by the quantum magnetometer can also analyze whether the abnormal magnetic field signal carries plaintext information or not so as to improve the search and rescue efficiency. The application scene and the application mode are not limited, and the emergency search and rescue realized by the sensing mode capable of penetrating the limit of the obstacle through magnetic field measurement is all within the scope of the claims of the invention.
Compared with the prior art, the invention has the following advantages:
firstly, the invention provides a search and rescue method based on magnetic force measurement, which has certain barrier penetrating capacity and can effectively solve the problem of search blind spots generated by vegetation and topography shielding of search and rescue equipment such as a photoelectric detector;
secondly, the invention provides a design concept that trapped personnel actively send a modulated magnetic field signal, and the distress signal and the geomagnetic signal are distinguished through high-frequency modulation, so that the difficulty of signal processing of a search and rescue party is reduced, and the probability of success of search and rescue is improved;
finally, the search and rescue method can be applied to other fields such as mine exploration, pipeline screening and the like, so that the high precision and high sensitivity of quantum magnetic force measurement can be applied to application functions such as target calibration, positioning exploration and the like.
For convenience of description, the above devices are described as being functionally divided into various units, respectively. Of course, the functions of each element may be implemented in one or more software and/or hardware elements when implemented in the present application.
It will be appreciated by those skilled in the art that embodiments of the present invention may be provided as a method, system, or computer program product. Accordingly, the present invention may take the form of an entirely hardware embodiment, an entirely software embodiment or an embodiment combining software and hardware aspects. Furthermore, the present invention may take the form of a computer program product embodied on one or more computer-usable storage media (including, but not limited to, disk storage, CD-ROM, optical storage, and the like) having computer-usable program code embodied therein.
The present invention is described with reference to flowchart illustrations and/or block diagrams of methods, apparatus (systems) and computer program products according to embodiments of the invention. It will be understood that each flow and/or block of the flowchart illustrations and/or block diagrams, and combinations of flows and/or blocks in the flowchart illustrations and/or block diagrams, can be implemented by computer program instructions. These computer program instructions may be provided to a processor of a general purpose computer, special purpose computer, embedded processor, or other programmable data processing apparatus to produce a machine, such that the instructions, which execute via the processor of the computer or other programmable data processing apparatus, create means for implementing the functions specified in the flowchart flow or flows and/or block diagram block or blocks.
The application may be described in the general context of computer-executable instructions, such as program modules, being executed by a computer. Generally, program modules include routines, programs, objects, components, data structures, etc. that perform particular tasks or implement particular abstract data types. The application may also be practiced in distributed computing environments where tasks are performed by remote processing devices that are linked through a communications network. In a distributed computing environment, program modules may be located in both local and remote computer storage media including memory storage devices.
These computer program instructions may also be stored in a computer-readable memory that can direct a computer or other programmable data processing apparatus to function in a particular manner, such that the instructions stored in the computer-readable memory produce an article of manufacture including instruction means which implement the function specified in the flowchart flow or flows and/or block diagram block or blocks.
These computer program instructions may also be loaded onto a computer or other programmable data processing apparatus to cause a series of operational steps to be performed on the computer or other programmable apparatus to produce a computer implemented process such that the instructions which execute on the computer or other programmable apparatus provide steps for implementing the functions specified in the flowchart flow or flows and/or block diagram block or blocks.
In one typical configuration, a computing device includes one or more processors (CPUs), input/output interfaces, network interfaces, and memory.
The memory may include volatile memory in a computer-readable medium, random Access Memory (RAM) and/or nonvolatile memory, such as Read Only Memory (ROM) or flash memory (flash RAM). Memory is an example of computer-readable media.
Computer readable media, including both non-transitory and non-transitory, removable and non-removable media, may implement information storage by any method or technology. The information may be computer readable instructions, data structures, modules of a program, or other data. Examples of storage media for a computer include, but are not limited to, phase change memory (PRAM), static Random Access Memory (SRAM), dynamic Random Access Memory (DRAM), other types of Random Access Memory (RAM), read Only Memory (ROM), electrically Erasable Programmable Read Only Memory (EEPROM), flash memory or other memory technology, compact disc read only memory (CD-ROM), digital Versatile Discs (DVD) or other optical storage, magnetic cassettes, magnetic tape magnetic disk storage or other magnetic storage devices, or any other non-transmission medium, which can be used to store information that can be accessed by a computing device. Computer-readable media, as defined herein, does not include transitory computer-readable media (transmission media), such as modulated data signals and carrier waves.
It should also be noted that the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising one … …" does not exclude the presence of other like elements in a process, method, article or apparatus that comprises the element.
In this specification, each embodiment is described in a progressive manner, and identical and similar parts of each embodiment are all referred to each other, and each embodiment mainly describes differences from other embodiments. In particular, for system embodiments, since they are substantially similar to method embodiments, the description is relatively simple, as relevant to see a section of the description of method embodiments.
The foregoing is merely exemplary of the present application and is not intended to limit the present application. Various modifications and changes may be made to the present application by those skilled in the art. Any modifications, equivalent substitutions, improvements, etc. which are within the spirit and principles of the present application are intended to be included within the scope of the claims of the present application.
Claims (10)
1. The search and rescue method based on the quantum magnetometer is characterized in that the quantum magnetometer is carried on a lift-off platform, balance compensation is carried out to enable an induction magnetic field generated in the maneuvering process of the lift-off platform to be shielded and zeroed, when emergency rescue is met, the emergency help seeking device continuously transmits high-frequency modulation magnetic field signals, the quantum magnetometer of the lift-off platform transfers working frequency points to a high-frequency area with relatively weak geomagnetic signals through high-pass filtering, abnormal magnetic field signals existing in the environment are searched, and the abnormal magnetic field signals gradually approach to each other in an increasing strength mode until a searched and rescued object is found.
2. The search and rescue method based on the quantum magnetometer according to claim 1, wherein the high-frequency modulation magnetic field signal can penetrate through the shielding of the obstacle, and the intensity is higher than that of a geomagnetic field signal near a working frequency point.
3. The quantum magnetometer-based search and rescue method according to claim 1, wherein the high-frequency modulated magnetic field signal carries distress information and position information.
4. The search and rescue method based on the quantum magnetometer according to claim 1, wherein the quantum magnetometer of the lift-off platform filters the interference of geomagnetic signals through a high-pass filter, measures an abnormal magnetic field in a general search and rescue range, adjusts the flight direction in a mode of increasing strength after finding out modulated magnetic field signals, and continuously approaches a magnetic field source.
5. The search and rescue method based on the quantum magnetometer according to claim 4, wherein the quantum magnetometer is carried on the lift-off platform and performs balance compensation so that the magnetometer can sensitively measure an environment abnormal magnetic field signal, and the balance object is mainly an induced magnetic field generated in the process of maneuvering the lift-off platform and a noise magnetic field generated by various electronic devices carried by the lift-off platform, and the lift-off platform can carry various search and rescue devices.
6. The search and rescue method based on the quantum magnetometer according to claim 1, characterized in that the method specifically comprises the following steps:
s1, carrying a quantum magnetometer on a lift-off platform of an unmanned plane and the like, and carrying out balance compensation to shield and zero an induction magnetic field generated in the maneuvering process of the lift-off platform;
s2, starting an emergency help-seeking device and generating a modulated magnetic field signal by search and rescue personnel in a semi-enclosed or fully-enclosed space;
s3, the quantum magnetometer of the lift-off platform filters interference of geomagnetic signals through a high-pass filter, an abnormal magnetic field in a general search and rescue range is measured, and after a modulated magnetic field signal is found, the flying direction is adjusted in a mode of increasing strength, so that the magnetic field source is continuously approached;
s4, other search and rescue systems carried by the lift-off platform play a role in accurate search after the lift-off platform approaches the target until the searched and rescued personnel are found.
7. The search and rescue method based on the quantum magnetometer according to claim 6, wherein the abnormal magnetic field in the environment is measured by the quantum magnetometer on the lift-off platform, and the abnormal magnetic field is a magnetic field signal which can be generated in non-natural world and whose working frequency band is not coincident with the geomagnetic signal.
8. The search and rescue method based on the quantum magnetometer of claim 7, wherein the abnormal magnetic field is magnetic field signalization which is generated in non-natural world and is not overlapped with geomagnetic signals in a working frequency range.
9. The search and rescue method based on the quantum magnetometer according to claim 1, wherein the quantum magnetometer locks the working frequency point of the quantum magnetometer in a high frequency area with weak geomagnetic signals through a high-pass filtering system, an abnormal magnetic field signal is discovered through rapid maneuver in advance, and the slowly maneuver in the later period of air stagnation finds the direction corresponding to the strong magnetic field signal gradually and approaches gradually.
10. A computer readable storage medium having stored thereon a computer program which when executed by a processor performs the method of any of claims 1-9.
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