CN109254268B - Radar waveform parameterization control method and system - Google Patents
Radar waveform parameterization control method and system Download PDFInfo
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- CN109254268B CN109254268B CN201811209464.8A CN201811209464A CN109254268B CN 109254268 B CN109254268 B CN 109254268B CN 201811209464 A CN201811209464 A CN 201811209464A CN 109254268 B CN109254268 B CN 109254268B
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
- G01S7/00—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00
- G01S7/02—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00 of systems according to group G01S13/00
- G01S7/28—Details of pulse systems
- G01S7/282—Transmitters
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A90/00—Technologies having an indirect contribution to adaptation to climate change
- Y02A90/10—Information and communication technologies [ICT] supporting adaptation to climate change, e.g. for weather forecasting or climate simulation
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Abstract
The invention discloses a radar waveform parameterization control method and a radar waveform parameterization control system, and relates to the field of radar control. The method comprises the following steps: acquiring and analyzing a configuration file containing waveform basic parameters and waveform application strategies to obtain a waveform basic parameter table and a waveform application strategy table; traversing an access waveform application strategy table, matching with the airspace position to be detected, and determining a selected waveform application strategy; reading waveform basic parameters corresponding to the selected waveform application strategy from the waveform basic parameter table; and transmitting the waveform to the airspace position according to the waveform basic parameters. According to the radar waveform parameterization control method and system, the configuration file containing the waveform basic parameters and the waveform application strategy is analyzed, the waveform is transmitted according to the waveform basic parameters and the waveform application strategy, the radar working waveform can be adaptively parameterized and controlled through computer software, the radar working waveform parameterization control is realized, and engineering realization is easy.
Description
Technical Field
The invention relates to the field of radar control, in particular to a radar waveform parameterization control method and a radar waveform parameterization control system.
Background
Modern radars generally have multiple modes of operation, and can emit different waveforms in various application scenarios to accomplish specific functions.
However, the current radar waveform control parameters and the use strategies cannot be flexibly configured, which brings inconvenience to the actual use process of the radar.
Disclosure of Invention
The invention aims to solve the technical problem of providing a radar waveform parameterization control method and a radar waveform parameterization control system aiming at the defects of the prior art.
The technical scheme for solving the technical problems is as follows:
a radar waveform parameterization control method, comprising:
acquiring and analyzing a configuration file containing waveform basic parameters and waveform application strategies to obtain a waveform basic parameter table and a waveform application strategy table;
traversing and accessing the waveform application strategy table, matching with the airspace position to be detected, and determining the selected waveform application strategy;
reading waveform basic parameters corresponding to the selected waveform application strategy from the waveform basic parameter table;
and transmitting a waveform to the airspace position according to the waveform basic parameters.
The beneficial effects of the invention are as follows: according to the radar waveform parameterization control method provided by the invention, the configuration file containing the waveform basic parameters and the waveform application strategies is analyzed, the waveform is transmitted according to the waveform basic parameters and the waveform application strategies, the radar working waveform can be adaptively parameterized and controlled through computer software, the radar working waveform and the application strategies can be flexibly defined, the radar working waveform parameterization control is realized, and the engineering implementation is easy.
The other technical scheme for solving the technical problems is as follows:
a radar waveform parameterized control system, comprising:
the file analysis module is used for acquiring and analyzing a configuration file containing waveform basic parameters and waveform application strategies to obtain a waveform basic parameter table and a waveform application strategy table;
the waveform matching module is used for traversing and accessing the waveform application strategy table, matching with the airspace position to be detected and determining the selected waveform application strategy;
a parameter reading module, configured to read, from the waveform basic parameter table, a waveform basic parameter corresponding to the selected waveform application policy;
and the waveform transmitting module is used for transmitting waveforms to the airspace positions according to the waveform basic parameters.
Additional aspects of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.
Drawings
FIG. 1 is a schematic flow chart of a method for controlling parameterization of radar waveforms according to an embodiment of the present invention;
FIG. 2 is a schematic diagram of the structure of a waveform basic parameter table and a waveform application strategy table provided by an embodiment of a radar waveform parameterization control method according to the present invention;
fig. 3 is a structural frame diagram provided by an embodiment of a radar waveform parameterized control system according to the present invention.
Detailed Description
The principles and features of the present invention are described below with reference to the drawings, the illustrated embodiments are provided for illustration only and are not intended to limit the scope of the present invention.
As shown in fig. 1, a flow chart provided for an embodiment of a radar waveform parameterization control method according to the present invention includes:
s1, acquiring and analyzing a configuration file containing waveform basic parameters and waveform application strategies to obtain a waveform basic parameter table and a waveform application strategy table.
It should be noted that, the configuration file including the waveform basic parameters and the waveform application policy may be preset and generated, where the waveform basic parameters refer to basic parameters of the radar waveform such as waveform form, pulse width, repetition period, number of symbols, and the application policy refers to basic units of waveform scheduling such as beam dwell time, applicable distance lower limit, applicable distance upper limit, applicable pitch lower limit, and applicable pitch upper limit.
It should be understood that, after the waveform basic parameter table and the waveform application policy table are obtained, the inclusion relationship between the waveform application policies and the index relationship between the waveform application policies and the waveform basic parameters may be represented by pointers inside the radar system.
As shown in fig. 2, there is provided a schematic structural diagram of a possible waveform basic parameter table and waveform application policy table, wherein a dotted line connection between the waveform application policy and the waveform basic parameter represents an index relationship, an arrow line connection between the waveform application policy and the waveform application policy represents an inclusion relationship, a waveform application policy a, a waveform application policy B and a waveform application policy C represent non-combination waveform application policies not including sub-waveform application policies, and a waveform application policy D and a waveform application policy E represent combination waveform application policies including sub-waveform application policies.
S2, traversing the access waveform application strategy table, matching with the airspace position to be detected, and determining the selected waveform application strategy.
It should be understood that matching with the airspace position to be detected refers to matching the applicable distance range, the applicable pitch range, and the airspace position to be detected of the waveform application policy in the waveform application policy table.
For example, when the radar system works, the waveform application policy table can be traversed and accessed, whether the airspace position to be detected currently is in the applicable distance range and the applicable pitch range of the waveform application policy configuration is compared, and if the applicable range of a certain waveform application policy covers the airspace position to be detected currently, the waveform application policy is selected.
S3, reading waveform basic parameters corresponding to the selected waveform application strategy from the waveform basic parameter table.
S4, transmitting the waveform to the airspace position according to the waveform basic parameters.
According to the radar waveform parameterization control method, the configuration file containing the waveform basic parameters and the waveform application strategies is analyzed, the waveform is transmitted according to the waveform basic parameters and the waveform application strategies, the radar working waveform can be adaptively parameterized and controlled through computer software, the radar working waveform and the application strategies can be flexibly defined, the radar working waveform parameterization control is realized, and engineering implementation is easy.
Optionally, in some embodiments, traversing the access waveform application policy table to match with the airspace position to be detected, and determining the selected waveform application policy may specifically include:
traversing an access waveform application strategy table, and searching a waveform application strategy with an application range covering the airspace position to be detected from the waveform application strategy table;
judging whether the waveform application strategy is a combined waveform application strategy or not;
if the waveform application policy is not a combined waveform application policy, the waveform application policy is taken as the selected waveform application policy.
The combined waveform application policy refers to a waveform application policy including at least one sub-waveform application policy.
When the waveform application policy is determined, the waveform basic parameters corresponding to the selected waveform application policy may be read from the waveform basic parameter table, and then the waveform may be transmitted according to the waveform basic parameters.
Optionally, in some embodiments, the application range may include: an applicable distance range and an applicable pitch range.
By selecting a proper waveform application strategy through the applicable distance range and the applicable pitching range, the accurate waveform emitted to the airspace position can be obtained, so that the emitted waveform meets the actual requirements better.
Optionally, in some embodiments, after determining whether the waveform application policy is a combined waveform application policy, the method may further include:
if the waveform application strategy is the combined waveform application strategy, traversing all the wavelet application strategies contained in the waveform application strategy through the depth priority order, and sequentially taking the non-combined wavelet application strategy in the all the wavelet application strategies as the selected waveform application strategy.
Optionally, in some embodiments, the waveform base parameters may include: basic waveform number, waveform form, frequency modulation slope, frequency modulation bandwidth, pulse width, repetition period, number of symbols, symbol width, sampling rate.
Wherein the basic waveform number is a unique identifier of a group of waveform basic parameters; waveform forms are divided into single carrier frequency, linear frequency modulation, nonlinear frequency modulation, two-phase code and four-phase code. When the waveform form is a single carrier frequency, pulse width, repetition period and sampling rate configuration are effective; when the waveform is in a linear frequency modulation mode, the frequency modulation slope, the frequency modulation bandwidth, the pulse width, the repetition period and the sampling rate configuration are effective; when the waveform is in a nonlinear frequency modulation mode, the frequency modulation bandwidth, the pulse width, the repetition period and the sampling rate configuration are effective; when the waveform is two-phase code or four-phase code, the code element number, the code element width and the sampling rate configuration are effective.
The waveform application policy may include: waveform application policy number, basic waveform number, pulse group composition, sampling start time, sampling end time, beam dwell time, applicable distance lower limit, applicable distance upper limit, applicable pitch lower limit, applicable pitch upper limit.
The waveform application strategy number is a unique identifier of a group of waveform application strategies and is a keyword of waveform scheduling; the basic waveform number is the basic waveform number in the basic parameters of the radar working waveform, and an index relation between the waveform application strategy and the basic parameters of the waveform is established; the pulse group is 0 or more waveform application strategy numbers, which represent the combination scheduling of a plurality of waveform application strategies, if the pulse group is 0 waveform application strategy numbers, the waveform application strategy is a non-combination waveform application strategy, the basic waveform numbers must be valid values, if the pulse group is a plurality of waveform application strategy numbers, the waveform application strategy is a combination waveform application strategy, and the basic waveform numbers must be invalid values.
It is to be understood that in some embodiments, some or all of the steps in the various embodiments described above may be included.
As shown in fig. 3, a structural frame diagram is provided for an embodiment of a radar waveform parameterization control system according to the present invention, the radar waveform parameterization control system includes:
the file analysis module 1 is used for acquiring and analyzing a configuration file containing waveform basic parameters and waveform application strategies to obtain a waveform basic parameter table and a waveform application strategy table;
the waveform matching module 2 is used for traversing the access waveform application strategy table, matching with the airspace position to be detected and determining the selected waveform application strategy;
a parameter reading module 3 for reading waveform basic parameters corresponding to the selected waveform application policy from the waveform basic parameter table;
and the waveform transmitting module 4 is used for transmitting the waveform to the airspace position according to the waveform basic parameters.
Optionally, in some embodiments, the waveform matching module 2 may be specifically configured to traverse and access a waveform application policy table, and search a waveform application policy with an application range covering a airspace position to be detected from the waveform application policy table; judging whether the waveform application strategy is a combined waveform application strategy or not; if the waveform application policy is not a combined waveform application policy, the waveform application policy is taken as the selected waveform application policy.
Optionally, in some embodiments, the application range may include: an applicable distance range and an applicable pitch range.
Alternatively, in some embodiments, the waveform matching module 2 may be further configured to sequentially use non-combined waveform application policies of all sub-waveform application policies as the selected waveform application policies by traversing all sub-waveform application policies included in the waveform application policies in a depth-first order if the combined waveform application policies are combined.
Optionally, in some embodiments, the waveform base parameters may include: basic waveform number, waveform form, frequency modulation slope, frequency modulation bandwidth, pulse width, repetition period, symbol number, symbol width, sampling rate;
the waveform application policy may include: waveform application policy number, basic waveform number, pulse group composition, sampling start time, sampling end time, beam dwell time, applicable distance lower limit, applicable distance upper limit, applicable pitch lower limit, applicable pitch upper limit.
It is to be understood that in some embodiments, some or all of the apparatus as in the various embodiments described above may be included.
It should be noted that, this embodiment is a product embodiment corresponding to the foregoing method embodiments, and description of each structural device and optional implementation manner in this embodiment may refer to corresponding description in the foregoing method embodiments, which is not repeated herein.
The reader will appreciate that in the description of this specification, a description of terms "one embodiment," "some embodiments," "examples," "specific examples," or "some examples," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, schematic representations of the above terms are not necessarily directed to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, the different embodiments or examples described in this specification and the features of the different embodiments or examples may be combined and combined by those skilled in the art without contradiction.
It will be clear to those skilled in the art that, for convenience and brevity of description, specific working procedures of the apparatus and units described above may refer to corresponding procedures in the foregoing method embodiments, which are not described herein again.
In the several embodiments provided in this application, it should be understood that the disclosed apparatus and method may be implemented in other ways. For example, the apparatus embodiments described above are merely illustrative, e.g., the division of elements is merely a logical functional division, and there may be additional divisions of actual implementation, e.g., multiple elements or components may be combined or integrated into another system, or some features may be omitted, or not performed.
The units described as separate units may or may not be physically separate, and units shown as units may or may not be physical units, may be located in one place, or may be distributed over a plurality of network units. Some or all of the units may be selected according to actual needs to achieve the purpose of the embodiment of the present invention.
The present invention is not limited to the above embodiments, and various equivalent modifications and substitutions can be easily made by those skilled in the art within the technical scope of the present invention, and these modifications and substitutions are intended to be included in the scope of the present invention. Therefore, the protection scope of the invention is subject to the protection scope of the claims.
Claims (8)
1. A method for parameterizing and controlling a radar waveform, comprising:
acquiring and analyzing a configuration file containing waveform basic parameters and waveform application strategies to obtain a waveform basic parameter table and a waveform application strategy table;
traversing and accessing the waveform application strategy table, matching with the airspace position to be detected, and determining the selected waveform application strategy;
reading waveform basic parameters corresponding to the selected waveform application strategy from the waveform basic parameter table;
transmitting waveforms to the airspace positions according to the waveform basic parameters;
wherein the waveform basic parameters include: basic waveform number, waveform form, frequency modulation slope, frequency modulation bandwidth, pulse width, repetition period, symbol number, symbol width, sampling rate; the waveform application policy includes: waveform application strategy number, basic waveform number, pulse group composition, sampling start time, sampling end time, beam residence time, applicable distance lower limit, applicable distance upper limit, applicable pitch lower limit, applicable pitch upper limit;
the matching with the airspace position to be detected is as follows: and matching the applicable distance range and the applicable pitching range of each waveform application strategy in the waveform application strategy table with the airspace position to be detected.
2. The method of claim 1, wherein the traversing accesses the waveform application policy table to match with the airspace location to be detected, and determining the selected waveform application policy, specifically comprises:
traversing and accessing the waveform application strategy table, and searching a waveform application strategy with an application range covering the airspace position to be detected from the waveform application strategy table;
judging whether the waveform application strategy is a combined waveform application strategy or not;
if not, the waveform application policy is treated as the selected waveform application policy.
3. The radar waveform parameterized control method of claim 2, wherein the application range includes: an applicable distance range and an applicable pitch range.
4. The radar waveform parameterized control method according to claim 2 or 3, wherein after the determining whether the waveform application policy is a combined waveform application policy, further comprising:
and if the waveform application strategy is the combined waveform application strategy, traversing all the sub-waveform application strategies contained in the waveform application strategies through depth priority order, and sequentially taking non-combined waveform application strategies in all the sub-waveform application strategies as selected waveform application strategies.
5. A radar waveform parameterized control system, comprising:
the file analysis module is used for acquiring and analyzing a configuration file containing waveform basic parameters and waveform application strategies to obtain a waveform basic parameter table and a waveform application strategy table;
the waveform matching module is used for traversing and accessing the waveform application strategy table, matching with the airspace position to be detected and determining the selected waveform application strategy;
a parameter reading module, configured to read, from the waveform basic parameter table, a waveform basic parameter corresponding to the selected waveform application policy;
the waveform transmitting module is used for transmitting waveforms to the airspace position according to the waveform basic parameters;
wherein the waveform basic parameters include: basic waveform number, waveform form, frequency modulation slope, frequency modulation bandwidth, pulse width, repetition period, symbol number, symbol width, sampling rate; the waveform application policy includes: waveform application strategy number, basic waveform number, pulse group composition, sampling start time, sampling end time, beam residence time, applicable distance lower limit, applicable distance upper limit, applicable pitch lower limit, applicable pitch upper limit;
the matching with the airspace position to be detected is as follows: and matching the applicable distance range and the applicable pitching range of each waveform application strategy in the waveform application strategy table with the airspace position to be detected.
6. The radar waveform parameterized control system of claim 5, wherein the waveform matching module is specifically configured to traverse and access the waveform application policy table, and search a waveform application policy with an application range covering a airspace position to be detected from the waveform application policy table; judging whether the waveform application strategy is a combined waveform application strategy or not; if not, the waveform application policy is treated as the selected waveform application policy.
7. The radar waveform parameterized control system of claim 6, wherein the applicable range comprises: an applicable distance range and an applicable pitch range.
8. The radar waveform parameterization control system according to claim 6 or 7, wherein the waveform matching module is further configured to traverse all sub-waveform application policies included in the waveform application policies by depth-prioritization if the waveform application policies are combined, and sequentially treat non-combined waveform application policies of all the sub-waveform application policies as selected waveform application policies.
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