CN114447751A - Method for realizing definable rydberg atomic antenna with sounding and communicating integrated functions - Google Patents
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Abstract
The invention discloses a realization method of a penetration integrated function definable Reedberg atomic antenna, which utilizes the interaction of a multi-wavelength laser light field and an alkali metal energy level to prepare a Reedberg state, enables a plurality of different Reedberg states with different response frequency bands to exist in a single atomic medium through the precise regulation and control of each frequency component of the multi-wavelength laser light field, utilizes the response difference tracing signal source of different Reedberg states to different electromagnetic frequency bands, and realizes the multiplexing definition of a plurality of functions such as electromagnetic background measurement, radar signal receiving, wireless communication receiving and the like based on microwave frequency division multiplexing. The invention realizes the multiplexing of multiple functions by utilizing a single atomic medium, a plurality of pumping wavelengths and a plurality of working frequency points, blurs the boundary of application modes of the rydberg atomic antenna in different fields, realizes multiple functions of detection and communication by using a standardized integrated system, and powerfully promotes the practical process of quantum precision measurement and novel wireless communication technology.
Description
Technical Field
The invention belongs to the interdisciplinary subjects of quantum precision measurement, microwave radar and wireless communication, in particular relates to a Reidberg atomic antenna which has multi-band parallel working capability and can simultaneously realize multiple functions of electromagnetic background measurement, radar signal reception, wireless communication reception and the like, and particularly relates to a Reidberg atomic antenna realization method capable of defining the function of probing and communicating and a Reidberg atomic antenna system.
Background
Atomic states with a majority quantum number above 20 are called the rydberg states. The distance between the outermost electrons and atomic atoms of alkali metal atoms in the rydberg state is suddenly increased from the sub-nanometer level to the micrometer level and is close to the ionization limit, and the alkali metal atoms are extremely sensitive to electromagnetic field signals. The rydberg state can be prepared through the interaction of a laser light field and an alkali metal energy level, energy level splitting is generated under the action of an electromagnetic field, and the frequency shift of a signal light field or the quantitative evaluation of light intensity can be realized.
Compared with the traditional antenna, the rydberg atom antenna has the following four advantages. Firstly, the measurement result of the microwave electromagnetic field intensity can be directly traced to the basic constant of the international system of units; the geometric dimension of the antenna is irrelevant to the working frequency, and even a small-size rydberg atomic antenna can realize the receiving function of a long-wave antenna of dozens of kilometers; thirdly, by utilizing the ultra-fine atomic energy level structure, the high-sensitivity receiving of the broadband tunable electromagnetic signal can be realized, the detection sensitivity is at least one order of magnitude higher than that of the traditional antenna, and the potential of breaking through the bottleneck of classical measurement is realized; and fourthly, the Reed-Solomon antenna has extremely high spectrum expandability, can excite the alkali metal atoms in the alkali metal atom air chamber to different Reed-Solomon states and respond to different microwave bands in a multi-wavelength pumping mode, and provides a physical basis for multiple frequency band multiplexing and multiple function multiplexing.
Disclosure of Invention
Based on the problems of the prior art, the invention aims to solve the technical problems that: how to utilize the interaction of the multi-wavelength laser light field and the alkali metal energy level to prepare the rydberg state, wherein each wavelength laser pumps a single atom air chamber to enable the atoms in the single atom air chamber to be in different rydberg states and generate the strongest response to electromagnetic signals of different frequency bands; and by utilizing a frequency band multiplexing technology, the electromagnetic background measurement, the microwave radar and the wireless communication work in different electromagnetic wave bands which are not overlapped with each other, a broadband signal is received by the single Reedberg atomic antenna, and the measurement result is input into different signal processing units, so that the functions of electromagnetic background measurement, radar echo reception, wireless communication signal reception and the like are realized at the same time.
Aiming at the defects in the prior art, the invention aims to provide a method for realizing a definable rydberg atom antenna with a probing and communicating integrated function, cesium atoms are pumped by a multi-wavelength laser light field and are in a rydberg state close to ionization, a one-to-one correspondence relation between laser wavelengths and the rydberg state is established, different rydberg states respond to different microwave frequency bands, and each response band is overlapped to realize minimization and cover a larger microwave bandwidth; demodulating electromagnetic signals corresponding to microwave bands through frequency shift or light intensity response conditions of different laser wavelengths; and electromagnetic signals corresponding to different functions are respectively input into different signal processing units, so that electromagnetic background measurement, radar echo reception and wireless communication signal reception are realized.
Preferably, the source of the communication is reversely deduced according to the range of the working frequency points so as to realize the definable attribute of the communication-probing integrated function.
Preferably, the method specifically comprises:
s101, preparing a Reedberg state, namely pumping cesium atoms in a multi-wavelength laser light field to enable the cesium atoms to be in a Reedberg state close to ionization, establishing a one-to-one correspondence relationship between laser wavelengths and the Reedberg state, enabling different Reedberg states to respond to different microwave frequency bands, enabling each response band to be overlapped as small as possible and covering a larger microwave bandwidth;
s102, measuring broadband electromagnetic signals based on a rydberg atomic antenna, and demodulating electromagnetic signals corresponding to microwave bands through frequency shift or light intensity response conditions of different laser wavelengths;
s103, realizing definable attributes of the probing and communicating integrated function, respectively inputting electromagnetic signals corresponding to different functions into different signal processing units, and simultaneously realizing the functions of electromagnetic background measurement, radar echo reception and wireless communication signal reception.
Preferably, the method specifically comprises:
s201, pumping a cesium atom air chamber by using multi-wavelength laser, preparing a plurality of cesium atoms in the cesium atom air chamber into different Reedberg states, and enabling the Reedberg atoms to receive various electromagnetic signals through accurate control of a pump laser spectrum;
s202, electromagnetic signals of various sources and various frequency bands are simultaneously input into a read-through integrated function definable Reidberg atom antenna, the electromagnetic signals of different frequency bands are respectively induced by different Reidberg atoms, are converted into frequency shift information of laser with corresponding wavelengths, are converted into light intensity information through a demodulation means, and are detected by a photoelectric detector;
s203, according to the generated corresponding laser wavelength reverse-deducing frequency point information, extracting parts belonging to wireless communication signals and microwave radar echo signals, inputting the extracted parts into corresponding information processing modules respectively, and storing the rest parts according to electromagnetic background signals to be used as a reference for identifying abnormal electromagnetic signals so as to realize the Reedberg atomic antenna.
Preferably, the multi-wavelength laser or lasers generate a multi-wavelength laser that pumps and emits the cesium atoms into different states of the rydberg.
Preferably, the energy levels of the rydberg states are related to the pumping wavelength, and rydberg atoms at different energy levels produce high sensitivity responses to microwaves of different wavelength bands.
A penetration integrated function definable rydberg atom antenna system comprises a multi-wavelength laser or a plurality of lasers, a photoelectric detector, an electromagnetic background measurement information module, a microwave radar signal processing module and a wireless communication signal processing module, wherein the multi-wavelength laser or the plurality of lasers generate multi-wavelength laser, cesium atoms are pumped and sent to different rydberg states, the energy level of the rydberg states is related to the pumping wavelength, the rydberg atoms at different energy levels generate high-sensitivity response to microwaves of different wave bands, electromagnetic signals of various sources and various frequency bands are simultaneously input into the penetration integrated function definable rydberg atom antenna, electromagnetic signals of different frequency bands are respectively induced by different rydberg atoms and are converted into frequency shift information of the laser with corresponding wavelength, the frequency shift information can be converted into light intensity information through a certain demodulation means and can be detected by the photoelectric detector, according to the generated corresponding laser wavelength reverse-deducing frequency point information, extracting parts belonging to wireless communication signals and microwave radar echo signals, respectively inputting the extracted parts into corresponding information processing modules, and storing the rest parts according to electromagnetic background signals to be used as a reference for identifying abnormal electromagnetic signals.
Preferably, alkali metal atoms such as cesium atoms are pumped by a multi-wavelength laser or multiple tunable lasers or a nonlinear optical frequency comb light source and excited to a near-ionized rydberg state.
Preferably, a plurality of alkali metal atoms are present in each of the plurality of rydberg states to produce a maximum response to electromagnetic signals in different microwave bands.
Preferably, the states of the rydberg, the frequency bands of the electromagnetic signals and even the signal sources can be inversely deduced according to the generation of the corresponding laser wavelength; and respectively extracting parts corresponding to the microwave radar echo and the wireless communication signal, inputting the parts into the microwave radar signal processing module and the wireless communication signal processing module, and storing the residual signals serving as electromagnetic background measurement results.
Compared with the prior art, the invention has the following advantages:
1. the invention provides a technical idea for preparing various Reidberg states by using a multi-wavelength laser pumping single-atom air chamber, which can effectively break through the classic bottleneck of electromagnetic signal measurement sensitivity, can simultaneously perform parallel response on electromagnetic signals of multiple frequency bands, and lays a physical foundation for functionally definable equipment.
2. The method has strong expandability, namely, through processes of green light wave band nonlinear optical frequency comb, micro-nano waveguide integrated atomic gas chamber and the like, the Reedberg atomic antenna array can be prepared in large batch, and the inherent problems that equipment such as microwave radar, long wave antenna and the like has large size and different receiver structures of different frequency bands are difficult to unify are solved.
3. The invention provides a technical idea of exploring a functional definable rydberg atomic antenna, the idea of one set of equipment and multiple functions is contrary to the idea of a software defined equipment of strong hardware function and software modification and upgrade, and an important solution can be provided for compressing the quantity and the scale of the equipment and promoting the development of a general technology.
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In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required to be used in the embodiments of the present invention will be briefly described below, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.
Fig. 1 shows a schematic diagram of an implementation principle of a penetration integrated function definable rydberg atom antenna 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 objects, technical solutions and advantages of the present invention more apparent, the present invention will be further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not to be construed as limiting 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 present invention by illustrating examples of the present invention.
It is noted that, herein, relational terms such as first and second, and the like may be 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. Also, 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 identical elements in a process, method, article, or apparatus that comprises the element.
The invention provides an embodiment of a realization method of a definable rydberg atom antenna with a probing-communicating integrated function, wherein cesium atoms are pumped by a multi-wavelength laser light field and are in a rydberg state close to ionization, a one-to-one correspondence relation between laser wavelengths and the rydberg state is established, different rydberg states respond to different microwave frequency bands, and each response band is overlapped to realize minimization and cover a larger microwave bandwidth; demodulating electromagnetic signals corresponding to microwave bands through frequency shift or light intensity response conditions of different laser wavelengths; and electromagnetic signals corresponding to different functions are respectively input into different signal processing units, so that electromagnetic background measurement, radar echo reception and wireless communication signal reception are realized.
In some embodiments, the source is backward deduced according to the working frequency point range to realize the sounding integrated function definable attribute.
The invention provides an embodiment of a method for realizing a rydberg atomic antenna with a sounding and communicating integrated function, which comprises the following steps:
s101, preparing a Reedberg state, namely pumping cesium atoms in a multi-wavelength laser light field to enable the cesium atoms to be in a Reedberg state close to ionization, establishing a one-to-one correspondence relationship between laser wavelengths and the Reedberg state, enabling different Reedberg states to respond to different microwave frequency bands, enabling each response band to be overlapped as small as possible and covering a larger microwave bandwidth;
s102, measuring broadband electromagnetic signals based on a rydberg atomic antenna, and demodulating electromagnetic signals corresponding to microwave bands through frequency shift or light intensity response conditions of different laser wavelengths;
s103, realizing definable attributes of the probing and communicating integrated function, respectively inputting electromagnetic signals corresponding to different functions into different signal processing units, and simultaneously realizing the functions of electromagnetic background measurement, radar echo reception and wireless communication signal reception.
The invention provides an embodiment of a method for realizing a rydberg atomic antenna with a sounding and communicating integrated function, which comprises the following steps:
s201, pumping a cesium atom air chamber by using multi-wavelength laser, preparing a plurality of cesium atoms in the cesium atom air chamber into different Reedberg states, and enabling the Reedberg atoms to receive various electromagnetic signals through accurate control of a pump laser spectrum;
s202, electromagnetic signals of various sources and various frequency bands are simultaneously input into a read-through integrated function definable rydberg atom antenna, the electromagnetic signals of different frequency bands are respectively induced by different rydberg atoms, are converted into frequency shift information of laser with corresponding wavelengths, are converted into light intensity information through a demodulation means, and are detected by a photoelectric detector;
s203, according to the generated corresponding laser wavelength reverse-deducing frequency point information, extracting parts belonging to wireless communication signals and microwave radar echo signals, inputting the extracted parts into corresponding information processing modules respectively, and storing the rest parts according to electromagnetic background signals to be used as a reference for identifying abnormal electromagnetic signals so as to realize the Reedberg atomic antenna.
In some embodiments, the multi-wavelength laser or lasers generate a multi-wavelength laser that pumps and emits cesium atoms to different rydberg states.
In some embodiments, the rydberg state energy levels are related to the pump wavelength, and rydberg atoms at different energy levels produce highly sensitive responses to microwaves in different wavelength bands.
The invention provides an embodiment of a penetration integrated function definable rydberg atom antenna system, which comprises a multi-wavelength laser or a plurality of lasers, a photoelectric detector, an electromagnetic background measurement information module, a microwave radar signal processing module and a wireless communication signal processing module, wherein the multi-wavelength laser or the plurality of lasers generate multi-wavelength laser, pump cesium atoms and send the multi-wavelength laser to different rydberg states, the energy level of the rydberg states is related to the pumping wavelength, the rydberg atoms at different energy levels generate high-sensitivity response to microwaves at different wave bands, electromagnetic signals of various sources and various frequency bands are simultaneously input into the penetration integrated function definable rydberg atom antenna, the electromagnetic signals at different frequency bands are respectively induced by different rydberg atoms and are converted into frequency shift information of the laser with corresponding wavelength, the electromagnetic signals can be converted into light intensity information through a certain demodulation means and can be detected by the photoelectric detector, according to the generated corresponding laser wavelength reverse-deducing frequency point information, extracting parts belonging to wireless communication signals and microwave radar echo signals, respectively inputting the extracted parts into corresponding information processing modules, and storing the rest parts according to electromagnetic background signals to be used as a reference for identifying abnormal electromagnetic signals.
In some embodiments, alkali metal atoms, such as cesium atoms, are pumped using a multi-wavelength laser or multiple tunable lasers or a nonlinear optical frequency comb light source to excite them to near-ionized rydberg states.
In some embodiments, there are multiple alkali metal atoms on each rydberg state, each producing a maximum response to electromagnetic signals in different microwave bands.
In some embodiments, the states of the rydberg, the frequency band of the electromagnetic signal, or even the source of the signal, can be inferred in terms of generating the corresponding laser wavelength; and respectively extracting parts corresponding to the microwave radar echo and the wireless communication signal, inputting the parts into the microwave radar signal processing module and the wireless communication signal processing module, and storing the residual signals serving as electromagnetic background measurement results.
As shown in fig. 1, the embodiment of the present invention shows an operation principle of a sounding-and-communicating integrated function definable rydberg atomic antenna:
(1) the multi-wavelength laser or the multiple lasers shown in the figure generate multi-wavelength laser, pump cesium atoms and send the cesium atoms to different rydberg states, the energy level of the rydberg states is related to the pumping wavelength, the rydberg atoms at different energy levels generate high-sensitivity response to microwaves of different wave bands, and the rydberg state response wave bands are not overlapped and respectively correspond to corresponding wave bands of an electromagnetic environment, a radar and wireless communication
(2) Electromagnetic signals of various sources and various frequency bands are simultaneously input into the probing-communicating integrated function, so that the rydberg atom antenna can be defined, and the electromagnetic signals of different frequency bands are respectively induced by different rydberg atoms and reflected on the frequency shift or light intensity of laser with different wavelengths.
(3) The photoelectric detector is used for acquiring electromagnetic signal information of each frequency band, and the electromagnetic signal information is respectively input into an electromagnetic background measurement information module (namely various electromagnetic signals generated by space radiation or machine operation), a microwave radar module (namely echo signals generated when signals emitted by a microwave source integrated in a Reedberg atomic antenna meet a target object) and wireless communication signals (namely signals emitted by various wireless communication platforms), so that the accuracy and sensitivity performance indexes of various devices for electromagnetic background measurement, microwave radar reception and wireless communication reception are improved, and a device entity can be defined by the integrated functions of 'one set of devices and multiple functions'.
The invention provides an embodiment of a realization method of a penetration integrated function definable rydberg atomic antenna, which is characterized in that a rydberg state is prepared by utilizing the interaction of a multi-wavelength laser light field and an alkali metal energy level, a plurality of rydberg states with different response frequency bands exist in a single atomic medium through the accurate regulation and control of each frequency component of the multi-wavelength laser light field, a source tracing signal source is utilized to respond different electromagnetic frequency bands by utilizing different rydberg states, and the multiplexing definition of a plurality of functions such as electromagnetic background measurement, radar signal reception, wireless communication reception and the like is realized based on microwave frequency division multiplexing.
In some embodiments, the preparation of the rydberg state utilizes a multi-wavelength laser or a plurality of tunable lasers or a nonlinear optical frequency comb light source to pump alkali metal atoms such as cesium atoms to excite the alkali metal atoms to a near ionized rydberg state, wherein a plurality of alkali metal atoms exist in each rydberg state, and the alkali metal atoms respectively generate maximum response to electromagnetic signals of different microwave bands. The specific details of preparing the rydberg state by using the multi-wavelength laser are not limited, and various details such as pump laser spectrum parameters, an alkali metal atom gas chamber construction mode, alkali metal atom types and the like are not limited.
In some embodiments, the rydberg atoms sense the electromagnetic signals and generate frequency drift during the reception of the broad-spectrum electromagnetic signals, and the corresponding relationship between the output light intensity and the electromagnetic signal intensity can be established by an interferometric measurement means, so that the detection accuracy and sensitivity which can approach the heisenberg limit can be realized. System architecture, atomic composition, pumping mode, probing mode, operating bandwidth, tuning range, device architecture, system parameters, etc. are not limited.
In some embodiments, the function may define that atoms in different rydberg states perceive electromagnetic signals of different frequency bands, that respective rydberg state response bandwidths are as non-overlapping as possible, and that the number of rydberg states is such that all electromagnetic signals can be perceived by one less than two more rydberg states. According to the generation of corresponding laser wavelength, the states of the Reedberg, the frequency range of the electromagnetic signal and even the signal source can be reversely deduced; and respectively extracting parts corresponding to the microwave radar echo and the wireless communication signal, inputting the parts into the microwave radar signal processing module and the wireless communication signal processing module, and storing the residual signals serving as electromagnetic background measurement results. The system structure of the atomic antenna of the rydberg can be defined without limiting the response bandwidth of each rydberg state and the identification precision and function of the frequency point. Any method for performing different functions of detection, communication, detection and the like by using a single rydberg atomic antenna or array and using a frequency band multiplexing mode on the basis of the invention is within the scope of the claims of the invention. In addition, various functions are added on the basis of the invention, or various application scene adjustments are made on the basis of the function which can define the rydberg atomic antenna of the invention, which belongs to the scope of the claims of the invention.
Compared with the prior art, the invention has the following advantages:
firstly, the invention provides the technical idea of preparing various Reidberg states by using a multi-wavelength laser pumping single-atom air chamber, which can effectively break through the classic bottleneck of electromagnetic signal measurement sensitivity, can simultaneously carry out parallel response on electromagnetic signals of multiple frequency bands, and lays a physical foundation for functionally definable equipment.
Secondly, the method has strong expandability, namely the Reedberg atomic antenna array can be prepared in large batch through processes of green light band nonlinear optical frequency comb, micro-nano waveguide integrated atomic air chamber and the like, and the inherent problems that equipment such as microwave radar, long wave antenna and the like have large sizes and different receiver structures in different frequency bands are difficult to unify are solved.
In addition, the invention provides a technical idea of detecting the integrated function and defining the rydberg atomic antenna, the idea of one set of equipment and multiple functions is in disagreement with the idea of software definition equipment with strong hardware function and software modification and upgrade, and an important solution can be provided for compressing the quantity and the scale of the equipment and promoting the development of the general technology.
For convenience of description, the above devices are described as being divided into various units by function, and are described separately. Of course, the functionality of the units may be implemented in one or more software and/or hardware when implementing the present application.
As will be appreciated by one skilled in the art, 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 flow diagrams and/or block diagrams, and combinations of flows and/or blocks in the flow diagrams 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 a typical configuration, a computing device includes one or more processors (CPUs), input/output interfaces, network interfaces, and memory.
The memory may include forms of volatile memory in a computer readable medium, Random Access Memory (RAM) and/or non-volatile memory, such as Read Only Memory (ROM) or flash memory (flash RAM). Memory is an example of a computer-readable medium.
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 computer storage media 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 that can be used to store information that can be accessed by a computing device. As defined herein, a computer readable medium does not include a transitory computer readable medium such as a modulated data signal and a carrier wave.
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 an … …" does not exclude the presence of other like elements in a process, method, article, or apparatus that comprises the element.
The embodiments in the present specification are described in a progressive manner, and the same and similar parts among the embodiments are referred to each other, and each embodiment focuses on the differences from the other embodiments. In particular, for the system embodiment, since it is substantially similar to the method embodiment, the description is simple, and for the relevant points, reference may be made to the partial description of the method embodiment.
The above description is only an example of the present application and is not intended to limit the present application. Various modifications and changes may occur to those skilled in the art. Any modification, equivalent replacement, improvement or the like made within the spirit and principle of the present application shall be included in the scope of the claims of the present application.
Claims (10)
1. A method for realizing a read-through integrated function definable rydberg atom antenna comprises the steps of pumping cesium atoms through a multi-wavelength laser light field to enable the cesium atoms to be in a rydberg state close to ionization, establishing a one-to-one correspondence relationship between laser wavelengths and the rydberg state, enabling different rydberg states to respond to different microwave frequency bands, enabling each response wave band to be overlapped to achieve minimization and cover a larger microwave bandwidth; demodulating electromagnetic signals corresponding to microwave bands through frequency shift or light intensity response conditions of different laser wavelengths; and electromagnetic signals corresponding to different functions are respectively input into different signal processing units, so that electromagnetic background measurement, radar echo reception and wireless communication signal reception are realized.
2. The method for implementing a sounding integrated function definable rydberg atomic antenna according to claim 1, the source of which is inferred according to the range of the working frequency points to implement the sounding integrated function definable attribute.
3. The method for implementing a sounding integrated function definable rydberg atom antenna according to claim 1, comprising:
s101, preparing a Reedberg state, namely pumping cesium atoms in a multi-wavelength laser light field to enable the cesium atoms to be in a Reedberg state close to ionization, establishing a one-to-one correspondence relationship between laser wavelengths and the Reedberg state, enabling different Reedberg states to respond to different microwave frequency bands, enabling each response band to be overlapped as small as possible and covering a larger microwave bandwidth;
s102, measuring broadband electromagnetic signals based on a rydberg atomic antenna, and demodulating electromagnetic signals corresponding to microwave bands through frequency shift or light intensity response conditions of different laser wavelengths;
s103, realizing definable attributes of the probing and communicating integrated function, respectively inputting electromagnetic signals corresponding to different functions into different signal processing units, and simultaneously realizing the functions of electromagnetic background measurement, radar echo reception and wireless communication signal reception.
4. The method for realizing the sounding integrated function definable rydberg atom antenna according to claim 1 comprises the following steps:
s201, pumping a cesium atom air chamber by using multi-wavelength laser, preparing a plurality of cesium atoms in the cesium atom air chamber into different Reedberg states, and enabling the Reedberg atoms to receive various electromagnetic signals through accurate control of a pump laser spectrum;
s202, electromagnetic signals of various sources and various frequency bands are simultaneously input into a read-through integrated function definable Reidberg atom antenna, the electromagnetic signals of different frequency bands are respectively induced by different Reidberg atoms, are converted into frequency shift information of laser with corresponding wavelengths, are converted into light intensity information through a demodulation means, and are detected by a photoelectric detector;
s203, according to the generated corresponding laser wavelength reverse-deducing frequency point information, extracting parts belonging to wireless communication signals and microwave radar echo signals, inputting the extracted parts into corresponding information processing modules respectively, and storing the rest parts according to electromagnetic background signals to be used as a reference for identifying abnormal electromagnetic signals so as to realize the Reedberg atomic antenna.
5. A method of implementing a probing integrated function definable Reedberg atom antenna as claimed in any one of claims 1 to 4 wherein a multi-wavelength laser or lasers generates a multi-wavelength laser pumping cesium atoms and quenching them to different Reedberg states.
6. A method for realizing a probing-through integrated function definable rydberg atom antenna according to one of claims 1-4, wherein the energy levels of the states of the rydberg are related to the pumping wavelength, and rydberg atoms at different energy levels produce high sensitivity response to microwaves of different wave bands.
7. A penetration integrated function definable rydberg atom antenna system comprises a multi-wavelength laser or a plurality of lasers, a photoelectric detector, an electromagnetic background measurement information module, a microwave radar signal processing module and a wireless communication signal processing module, wherein the multi-wavelength laser or the plurality of lasers generate multi-wavelength laser, cesium atoms are pumped and sent to different rydberg states, the energy level of the rydberg states is related to the pumping wavelength, the rydberg atoms at different energy levels generate high-sensitivity response to microwaves of different wave bands, electromagnetic signals of various sources and various frequency bands are simultaneously input into the penetration integrated function definable rydberg atom antenna, electromagnetic signals of different frequency bands are respectively induced by different rydberg atoms and are converted into frequency shift information of the laser with corresponding wavelength, the frequency shift information can be converted into light intensity information through a certain demodulation means and can be detected by the photoelectric detector, according to the generated corresponding laser wavelength reverse-deducing frequency point information, extracting parts belonging to wireless communication signals and microwave radar echo signals, respectively inputting the extracted parts into corresponding information processing modules, and storing the rest parts according to electromagnetic background signals to be used as a reference for identifying abnormal electromagnetic signals.
8. The coherent accumulation based multiphysics quantum measurement network system of claim 7, wherein alkali metal atoms such as cesium atoms are pumped to near ionized rydberg states using a multi-wavelength laser or multiple tunable lasers or a nonlinear optical frequency comb light source.
9. The coherent accumulation based multi-physical field quantum measurement network system according to claim 7 or 8, wherein a plurality of alkali metal atoms exist on each rydberg state, and respectively generate maximum response to electromagnetic signals of different microwave bands.
10. The coherent accumulation based multi-physical field quantum measurement network system of claim 7, capable of reverse-inferring states of the Reedberg, frequency bands of the electromagnetic signal and even signal sources as per generation of the corresponding laser wavelength; and respectively extracting parts corresponding to the microwave radar echo and the wireless communication signal, inputting the parts into the microwave radar signal processing module and the wireless communication signal processing module, and storing the residual signals serving as electromagnetic background measurement results.
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