CN115865238B - Signal interference detection method and device - Google Patents
Signal interference detection method and device Download PDFInfo
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Abstract
The invention discloses a signal interference detection method and a device, wherein the method comprises the following steps: acquiring operation state parameters of an edge server and electromagnetic signals of a target environment by using interference detection equipment; calculating the running state parameters and the electromagnetic signals to obtain characteristic signal information; inputting the characteristic signal information into a preset interference detection model for data processing to obtain an interference detection result; the interference detection result comprises at least one target detection result; the interference detection result is used for indicating the interference detection equipment to send interference signal alarm information. Therefore, the invention is beneficial to detecting whether extra interference is superimposed in signal transmission or not, and further feeds the interference parameter information back to the anti-interference system so that the anti-interference system can take corresponding measures to better perform interference suppression at the receiving end, thereby effectively reducing the error rate of signal decoding at the receiving end.
Description
Technical Field
The present invention relates to the field of signal processing technologies, and in particular, to a method and an apparatus for detecting signal interference.
Background
Wireless network devices, such as base stations, are often subject to external interference during operation, which directly causes problems in the devices themselves and also directly affects the quality of service of the devices. For example, after the base station receives external interference, the base station directly causes problems such as user rate reduction, access failure and the like. Therefore, the signal interference detection method and device are provided to detect whether additional interference is superimposed in signal transmission or not, and further, the interference parameter information is fed back to the anti-interference system, so that the anti-interference system takes corresponding measures to perform interference suppression better at the receiving end, and the error rate of signal decoding at the receiving end is effectively reduced.
Disclosure of Invention
The invention aims to solve the technical problem of providing a signal interference detection method and a signal interference detection device, which can obtain a judgment result of whether an interference signal exists or not through comprehensive processing of the received operation state parameters of an edge server and electromagnetic signals of a target environment, and are favorable for detecting whether additional interference is superimposed in signal transmission or not, so that interference parameter information is fed back to an anti-interference system to enable the anti-interference system to take corresponding measures to better perform interference suppression at a receiving end, and therefore the error rate of signal decoding at the receiving end is effectively reduced.
In order to solve the above technical problems, a first aspect of an embodiment of the present invention discloses a signal interference detection method, which includes:
acquiring operation state parameters of an edge server and electromagnetic signals of a target environment by using interference detection equipment; the running state parameters comprise a plurality of signal receiving events and signal receiving time corresponding to the signal receiving events; the signal reception event characterizes whether the edge server successfully receives a signal; the electromagnetic signals comprise a plurality of environmental electromagnetic signals; each of the signal receiving events corresponds to one of the ambient electromagnetic signals; the interference detection equipment is communicated with the edge server in a wired connection mode;
Calculating the running state parameters and the electromagnetic signals to obtain characteristic signal information;
inputting the characteristic signal information into a preset interference detection model for data processing to obtain an interference detection result; the interference detection result comprises at least one target detection result; the target detection result represents the recognition result of whether the interference detection equipment has an interference signal in the communication signal of the edge server in a specific time; the interference detection result is used for indicating the interference detection equipment to send interference signal alarm information.
In a first aspect of the embodiment of the present invention, the calculating the operating state parameter and the electromagnetic signal to obtain the characteristic signal information includes:
carrying out statistical calculation processing on the running state parameters to obtain state characteristic information; the state characteristic information comprises a plurality of state information to be detected; the state information to be detected comprises a window value, a successful receiving number, an average error rate and an average received signal strength indication value;
according to the state characteristic information, calculating the electromagnetic signal to obtain environment characteristic information; the environmental characteristic information comprises environmental information to be detected; the environmental information to be detected comprises an average time domain moment kurtosis coefficient and an average frequency spectrum flattening coefficient; each piece of to-be-detected state information corresponds to one piece of to-be-detected environment information;
And carrying out structural processing on the state characteristic information and the environment characteristic information to obtain characteristic signal information.
In a first aspect of the embodiment of the present invention, the performing statistical calculation processing on the operation state parameter to obtain state feature information includes:
screening and sequencing the signal receiving events according to the signal receiving sequence to obtain a receiving error signal sequence;
determining sensitive time window information according to the receiving error signal sequence and the signal receiving time; the sensitive time window information includes at least one sensitive time window;
and processing the sensitive time window information and the running state parameters to obtain state characteristic information.
In a first aspect of the embodiment of the present invention, the processing the sensitive time window information and the operation state parameter to obtain state feature information includes:
for any sensitive time window, calculating a window value of the state information to be detected corresponding to the sensitive time window according to the window upper limit time and the window lower limit time of the sensitive time window;
Screening all the signal receiving events of the signal receiving time in the sensitive time window to obtain a window receiving event set; the window-receiving event set includes at least one window-receiving event;
identifying all window receiving events as window receiving events of successful signal receiving to obtain a successful receiving event set; the successful receipt event includes at least one successful receipt event;
carrying out statistical calculation on the window receiving event set and the successful receiving event set to obtain the successful receiving number and the average error rate of the state information to be detected corresponding to the sensitive time window;
acquiring register values corresponding to all window receiving events in the window receiving event set to obtain signal register value information; the signal register value information includes at least one signal register value;
and carrying out average value calculation on the signal register value information to obtain an average received signal strength indication value of the state information to be detected corresponding to the sensitive time window.
In a first aspect of the embodiment of the present invention, the calculating the electromagnetic signal according to the state feature information to obtain environmental feature information includes:
For any state information to be detected, extracting an environment electromagnetic signal corresponding to the state information to be detected from the electromagnetic signal to obtain a target electromagnetic signal; the target electromagnetic signals comprise a plurality of target environment electromagnetic signals;
carrying out quantization processing on the target electromagnetic signal to obtain electromagnetic signal quantized value information; the electromagnetic signal quantized value information comprises a plurality of electromagnetic signal quantized values; each of said electromagnetic signal quantization values comprises a real part and an imaginary part; each of said target ambient electromagnetic signals corresponds to one of said electromagnetic signal quantization values;
calculating the quantized value information of the electromagnetic signals to obtain an average time-domain moment kurtosis coefficient of the environmental information to be detected, which corresponds to the state information to be detected;
and carrying out power spectrum calculation and analysis on the target electromagnetic signal to obtain an average spectrum flattening coefficient of the environmental information to be detected, which corresponds to the state information to be detected.
In an optional implementation manner, in a first aspect of the embodiment of the present invention, the inputting the characteristic signal information into a preset interference detection model to perform data processing to obtain an interference detection result includes:
Inputting the characteristic signal information into a preset interference detection model to generate signal probability information; the signal probability information comprises at least one signal probability value;
judging whether the signal probability value is larger than or equal to a preset category threshold value for any signal probability value to obtain a probability judging result;
when the probability judgment result is yes, determining that a target detection result corresponding to the signal probability value is the detected interference signal;
and when the probability judging result is negative, determining that the target detection result corresponding to the signal probability value is that the interference signal is not detected.
As an optional implementation manner, in the first aspect of the embodiment of the present invention, the interference detection device includes a signal detection antenna and an ethernet communication module;
the method for acquiring the operation state parameters of the edge server and the electromagnetic signals of the target environment by using the interference detection equipment comprises the following steps:
according to a preset frequency band, carrying out data communication with the edge server by using the Ethernet communication module, and acquiring the running state parameters of the edge server;
and acquiring electromagnetic signals from a target environment where the edge server is positioned by using the signal detection antenna according to the frequency band.
The second aspect of the present invention discloses a signal interference detection device, which comprises:
the acquisition module is used for acquiring the operation state parameters of the edge server and the electromagnetic signals of the target environment by using the interference detection equipment; the running state parameters comprise a plurality of signal receiving events and signal receiving time corresponding to the signal receiving events; the signal reception event characterizes whether the edge server successfully receives a signal; the electromagnetic signals comprise a plurality of environmental electromagnetic signals; each of the signal receiving events corresponds to one of the ambient electromagnetic signals; the interference detection equipment is communicated with the edge server in a wired connection mode;
the first processing module is used for calculating and processing the running state parameters and the electromagnetic signals to obtain characteristic signal information;
the second processing module is used for inputting the characteristic signal information into a preset interference detection model to perform data processing so as to obtain an interference detection result; the interference detection result comprises at least one target detection result; the target detection result represents the recognition result of whether the interference detection equipment has an interference signal in the communication signal of the edge server in a specific time; the interference detection result is used for indicating the interference detection equipment to send interference signal alarm information.
In a third aspect, the present invention discloses another signal interference detection device, which includes:
a memory storing executable program code;
a processor coupled to the memory;
the processor invokes the executable program code stored in the memory to perform some or all of the steps in the signal interference detection method disclosed in the first aspect of the embodiment of the present invention.
A fourth aspect of the present invention discloses a computer storage medium storing computer instructions for executing part or all of the steps in the signal interference detection method disclosed in the first aspect of the embodiment of the present invention when the computer instructions are called.
Compared with the prior art, the embodiment of the invention has the following beneficial effects:
in the embodiment of the invention, the interference detection equipment is utilized to acquire the running state parameters of the edge server and the electromagnetic signals of the target environment; the running state parameters comprise a plurality of signal receiving events and signal receiving time corresponding to the signal receiving events; the signal receiving event characterizes whether the edge server successfully receives the signal; the electromagnetic signals comprise a plurality of environmental electromagnetic signals; each signal reception event corresponds to an ambient electromagnetic signal; the interference detection equipment is communicated with the edge server in a wired connection mode; calculating the running state parameters and the electromagnetic signals to obtain characteristic signal information; inputting the characteristic signal information into a preset interference detection model for data processing to obtain an interference detection result; the interference detection result comprises at least one target detection result; the target detection result represents the identification result of whether the interference signal exists in the communication signal of the edge server by the interference detection equipment in a specific time; the interference detection result is used for indicating the interference detection equipment to send interference signal alarm information. Therefore, the invention is beneficial to detecting whether extra interference is superimposed in signal transmission or not, and further feeds the interference parameter information back to the anti-interference system so that the anti-interference system can take corresponding measures to better perform interference suppression at the receiving end, thereby effectively reducing the error rate of signal decoding at the receiving end.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required for the description of the embodiments will be briefly described below, and it is apparent that the drawings in the following description are only some embodiments of the present invention, and other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
Fig. 1 is a schematic flow chart of a signal interference detection method disclosed in an embodiment of the present invention;
fig. 2 is a schematic structural diagram of a signal interference detection device according to an embodiment of the present invention;
fig. 3 is a schematic structural diagram of another signal interference detecting device according to an embodiment of the present invention;
fig. 4 is a schematic structural diagram of a signal interference detection device for detecting an interference signal according to an embodiment of the present invention.
Detailed Description
In order to make the present invention better understood by those skilled in the art, the following description will clearly and completely describe the technical solutions in the embodiments of the present invention with reference to the accompanying drawings, and it is apparent that the described embodiments are only some embodiments of the present invention, not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
The terms first, second and the like in the description and in the claims and in the above-described figures are used for distinguishing between different objects and not necessarily for describing a sequential or chronological order. Furthermore, the terms "comprise" and "have," as well as any variations thereof, are intended to cover a non-exclusive inclusion. For example, a process, method, apparatus, article, or device that comprises a list of steps or elements is not limited to the list of steps or elements but may, in the alternative, include other steps or elements not expressly listed or inherent to such process, method, article, or device.
Reference herein to "an embodiment" means that a particular feature, structure, or characteristic described in connection with the embodiment may be included in at least one embodiment of the invention. The appearances of such phrases in various places in the specification are not necessarily all referring to the same embodiment, nor are separate or alternative embodiments mutually exclusive of other embodiments. Those of skill in the art will explicitly and implicitly appreciate that the embodiments described herein may be combined with other embodiments.
The invention discloses a signal interference detection method and a signal interference detection device, which can obtain a judgment result of whether an interference signal exists or not through comprehensive processing of an operation state parameter of a received edge server and an electromagnetic signal of a target environment, are favorable for detecting whether additional interference is superimposed in signal transmission, and further feed back interference parameter information to an anti-interference system to enable the anti-interference system to take corresponding measures to perform interference suppression better at a receiving end, so that the error rate of signal decoding at the receiving end is effectively reduced. The following will describe in detail.
Example 1
Referring to fig. 1, fig. 1 is a flow chart of a signal interference detection method according to an embodiment of the invention. The signal interference detection method described in fig. 1 is applied to a signal interference detection system, such as a local server or a cloud server for signal interference detection management, and the embodiment of the invention is not limited. As shown in fig. 1, the signal interference detection method may include the following operations:
101. and acquiring the operation state parameters of the edge server and the electromagnetic signals of the target environment by using the interference detection equipment.
In the embodiment of the present invention, the running state parameter includes a plurality of signal receiving events and signal receiving times corresponding to the signal receiving events.
In the embodiment of the present invention, the signal receiving event characterizes whether the edge server successfully receives the signal.
In the embodiment of the invention, the electromagnetic signals include a plurality of environmental electromagnetic signals.
In an embodiment of the present invention, each of the signal receiving events corresponds to an ambient electromagnetic signal.
In the embodiment of the invention, the interference detection device and the edge server are in communication in a wired connection mode.
102. And calculating the running state parameters and the electromagnetic signals to obtain characteristic signal information.
103. And inputting the characteristic signal information into a preset interference detection model for data processing to obtain an interference detection result.
In the embodiment of the present invention, the interference detection result includes at least one target detection result.
In the embodiment of the invention, the target detection result characterizes whether the interference detection device has an identification result of an interference signal in the communication signal of the edge server in a specific time.
In the embodiment of the present invention, the interference detection result is used to instruct the interference detection device to send the interference signal alarm information.
As shown in fig. 4, an edge server is provided between the wide area network and the client for data communication, wherein a detection node where the interference detection device is located is disposed near the edge server to collect operation state parameters of the edge server, and collect electromagnetic signals of a target environment in real time, so as to comprehensively analyze and determine whether a signal interference attack exists in the current environment.
Optionally, the signal receiving event includes a signal successful receiving event and/or a signal error receiving event, which is not limited in the embodiment of the present invention.
Therefore, the signal interference detection method described by the embodiment of the invention can obtain the judgment result of whether the interference signal exists or not through the comprehensive processing of the received operation state parameters of the edge server and the electromagnetic signal of the target environment, is favorable for detecting whether the additional interference is superimposed in the signal transmission, and further feeds the interference parameter information back to the anti-interference system to enable the anti-interference system to take corresponding measures to perform interference suppression better at the receiving end, thereby effectively reducing the error rate of signal decoding at the receiving end.
In an alternative embodiment, the calculating the operating state parameter and the electromagnetic signal to obtain the characteristic signal information includes:
carrying out statistical calculation processing on the running state parameters to obtain state characteristic information; the state characteristic information comprises a plurality of state information to be detected; the state information to be detected comprises a window value, a successful receiving number, an average error rate and an average received signal strength indication value;
according to the state characteristic information, calculating and processing the electromagnetic signals to obtain environment characteristic information; the environmental characteristic information comprises environmental information to be detected; the environmental information to be detected comprises an average time domain moment kurtosis coefficient and an average frequency spectrum flattening coefficient; each piece of state information to be detected corresponds to one piece of environment information to be detected;
and carrying out structural processing on the state characteristic information and the environment characteristic information to obtain characteristic signal information.
Optionally, the successful receipt number indicates the number of successful receipt signals by the edge server in a specific time.
Optionally, the average error rate characterizes a proportion of the error received signals of the edge server to the total received signals in a specific time.
Optionally, the average received signal strength indication value represents an average value of register values of signal strengths of currently received data after the wireless module at the receiving end of the edge server receives the data in a specific time.
Optionally, the average time domain moment kurtosis coefficient characterizes the steepness of the signal distribution in a specific time.
Optionally, the average spectral flattening factor characterizes whether the power spectrum of the signal contains a significant impulse portion within a specific time.
Specifically, the structuring process is to fill the state characteristic information and the environment characteristic information with data according to the constructed vector template.
Therefore, the signal interference detection method described by the embodiment of the invention can obtain the characteristic signal information by calculating and processing the running state parameters and the electromagnetic signals, is favorable for detecting whether additional interference is superimposed in signal transmission, and further feeds the interference parameter information back to the anti-interference system to enable the anti-interference system to take corresponding measures to better perform interference suppression at the receiving end, thereby effectively reducing the error rate of signal decoding at the receiving end.
In another alternative embodiment, the statistical calculation process is performed on the operation state parameters to obtain state characteristic information, including:
screening and sequencing the signal receiving events according to the signal receiving sequence to obtain a receiving error signal sequence;
determining sensitive time window information according to the received error signal sequence and the signal receiving time; the sensitive time window information includes at least one sensitive time window;
And processing the sensitive time window information and the running state parameters to obtain state characteristic information.
Optionally, the above-mentioned reception error signal sequence includes at least 2 signal error reception events.
In this optional embodiment, as an optional implementation manner, the specific manner of determining the sensitive time window information according to the received error signal sequence and the signal receiving time is:
sequentially selecting one signal error receiving event from the receiving error signal sequence as a first target receiving event;
judging whether N signal error receiving events exist in the receiving error signal sequence or not to obtain a first judging result; the above-mentioned N is an integer not less than 0;
when the first judgment result is yes, the Nth signal error receiving event sequenced after the first target receiving event in the receiving error signal sequence is used as a second target receiving event;
judging whether the difference between the signal receiving time corresponding to the second target receiving event and the signal receiving time corresponding to the first target receiving event is smaller than or equal to a receiving time threshold value, and obtaining a second judging result;
when the second judgment result is yes, determining a time interval between the signal receiving time corresponding to the second target receiving event and the signal receiving time corresponding to the first target receiving event as a sensitive time window;
When the second judgment result is negative, deleting the signal error receiving event corresponding to the first target receiving event from the receiving error signal sequence, and triggering and executing to sequentially select one signal error receiving event from the receiving error signal sequence as the first target receiving event;
and when the first judgment result is negative, ending the flow.
Therefore, the signal interference detection method described by the embodiment of the invention can carry out statistical calculation processing on the running state parameters to obtain state characteristic information, which is favorable for detecting whether additional interference is superimposed in signal transmission or not, and further feeds the interference parameter information back to an anti-interference system to enable the anti-interference system to take corresponding measures to better carry out interference suppression at a receiving end, thereby effectively reducing the error rate of signal decoding at the receiving end.
In yet another alternative embodiment, the processing of the sensitive time window information and the operating state parameters to obtain state characteristic information includes:
for any sensitive time window, calculating a window value of state information to be detected corresponding to the sensitive time window according to the window upper limit time and the window lower limit time of the sensitive time window;
screening all signal receiving events of the signal receiving time in the sensitive time window to obtain a window receiving event set; the window receive event set includes at least one window receive event;
Identifying all window receiving events as window receiving events of successful signal receiving to obtain a successful receiving event set; the successful receipt event includes at least one successful receipt event;
carrying out statistical calculation on the window receiving event set and the successful receiving event set to obtain the successful receiving number and the average error rate of the state information to be detected corresponding to the sensitive time window;
acquiring register values corresponding to all window receiving events in a window receiving event set, and obtaining signal register value information; the signal register value information includes at least one signal register value;
and carrying out average value calculation on the signal register value information to obtain an average received signal strength indication value of the state information to be detected corresponding to the sensitive time window.
Alternatively, the signal register values described above may characterize signal strength.
Therefore, the signal interference detection method described by the embodiment of the invention can process the sensitive time window information and the running state parameter to obtain the state characteristic information, is more beneficial to detecting whether additional interference is superimposed in signal transmission or not, and further feeds the interference parameter information back to an anti-interference system to enable the anti-interference system to take corresponding measures to better perform interference suppression at a receiving end, thereby effectively reducing the error rate of signal decoding at the receiving end.
In yet another alternative embodiment, the calculating the electromagnetic signal according to the state characteristic information to obtain the environment characteristic information includes:
for any state information to be detected, extracting an environment electromagnetic signal corresponding to the time of the state information to be detected from the electromagnetic signal to obtain a target electromagnetic signal; the target electromagnetic signals comprise a plurality of target environment electromagnetic signals;
carrying out quantization processing on the target electromagnetic signal to obtain electromagnetic signal quantized value information; the electromagnetic signal quantized value information comprises a plurality of electromagnetic signal quantized values; each electromagnetic signal quantization value includes a real part and an imaginary part; each target ambient electromagnetic signal corresponds to an electromagnetic signal quantization value;
calculating the quantized value information of the electromagnetic signal to obtain an average time-domain moment kurtosis coefficient of the environmental information to be detected, which corresponds to the state information to be detected;
and carrying out power spectrum calculation and analysis on the target electromagnetic signal to obtain an average spectrum flattening coefficient of the environmental information to be detected, which corresponds to the state information to be detected.
Optionally, the calculation processing of the quantized value information of the electromagnetic signal is performed based on the following model:
wherein, the liquid crystal display device comprises a liquid crystal display device,
for the mean time domain moment kurtosis coefficient, +. >
Is the real component of the pre-processed signal, < >>
Is that
Mean value of->
Is->
Standard deviation (S)>
For the imaginary component of the preprocessed signal, < +.>
Is->
The average value of the two values,
is->
Standard deviation (S)>
Representing the desire.
In this optional embodiment, as an optional implementation manner, the specific manner of performing power spectrum calculation analysis on the target electromagnetic signal to obtain the average spectrum flattening coefficient of the environmental information to be detected corresponding to the state information to be detected is:
determining frequency point information according to the state information to be detected and the target electromagnetic signal; the frequency point information comprises a plurality of target frequency points;
for any target frequency point, calculating the power of a target electromagnetic signal at the frequency point to obtain first power;
l frequency points before and after each selected target frequency point are used for obtaining standby frequency point information; the standby frequency point information comprises M standby frequency points;
calculating the power of the target electromagnetic signals at all standby frequency points in the standby frequency point information, and summing and averaging to obtain second power;
calculating the difference value between the first power and the second power to obtain a third power;
and carrying out variance calculation on all the third powers to obtain an average spectrum flattening coefficient of the environmental information to be detected corresponding to the state information to be detected.
Optionally, the above L is a positive integer.
Alternatively, the above
。
Optionally, the third power characterizes power spectrum flatness between cells near the target frequency point.
Therefore, the signal interference detection method described by the embodiment of the invention can calculate and process the electromagnetic signal according to the state characteristic information to obtain the environment characteristic information, which is more beneficial to detecting whether additional interference is superimposed in signal transmission or not, and further feeds the interference parameter information back to the anti-interference system to enable the anti-interference system to take corresponding measures to better perform interference suppression at the receiving end, thereby effectively reducing the error rate of signal decoding at the receiving end.
In an optional embodiment, the inputting the characteristic signal information into a preset interference detection model to perform data processing to obtain an interference detection result includes:
inputting the characteristic signal information into a preset interference detection model to generate signal probability information; the signal probability information includes at least one signal probability value;
judging whether any signal probability value is larger than or equal to a preset category threshold value or not to obtain a probability judging result;
when the probability judgment result is yes, determining that the target detection result corresponding to the signal probability value is the detected interference signal;
And when the probability judgment result is negative, determining that the target detection result corresponding to the signal probability value is that the interference signal is not detected.
Preferably, the class threshold is 0.5.
Optionally, the specific form of the interference detection model is:
wherein, the liquid crystal display device comprises a liquid crystal display device,
for model output, ++>
Is a weight vector, ++>
Is the input vector.
Specifically, the input vector is characteristic signal information.
Specifically, the weight vector is obtained based on model training:
constructing an experimental environment; the experimental environment comprises an experimental edge server, an jammer, terminal equipment and interference detection equipment;
dividing the maximum receiving distance and the maximum interference distance into P parts, and obtaining 2P by setting different receiving distances and interference distances and the on-off state of the jammer 2 The method comprises the steps of combining different characteristic inputs and labels, and constructing a sample data set according to the characteristic inputs and the labels; p is a positive integer;
carrying out standardization and dimensionless processing on the sample data set to obtain a standby sample data set;
dividing a sample data set to be used by using a K-fold cross validation method to obtain a sample training set and a sample testing set; the sample training set comprises Q training subsets; q is a positive integer;
And carrying out at least R times of iterative training on the training model by utilizing the sample training set and the logarithmic loss function, and optimizing weight parameters in the training model to obtain the interference detection model.
Optionally, R is a positive integer not less than Q.
Therefore, the signal interference detection method described by the embodiment of the invention can input the characteristic signal information into the preset interference detection model for data processing to obtain an interference detection result, is more beneficial to detecting whether additional interference is superimposed in signal transmission or not, and further feeds the interference parameter information back to the anti-interference system to enable the anti-interference system to take corresponding measures to better perform interference suppression at the receiving end, thereby effectively reducing the error rate of signal decoding at the receiving end.
In another alternative embodiment, the interference detection device includes a signal detection antenna and an ethernet communication module;
acquiring the operation state parameters of the edge server and the electromagnetic signals of the target environment by using the interference detection equipment comprises the following steps:
according to a preset frequency band, carrying out data communication with an edge server by using an Ethernet communication module, and acquiring operation state parameters of the edge server;
and acquiring electromagnetic signals from a target environment where the edge server is positioned by using the signal detection antenna according to the frequency band.
Optionally, the frequency band is a communication frequency interval, that is, a communication frequency variation range between two communication devices.
Therefore, the signal interference detection method described by the embodiment of the invention can utilize the interference detection equipment to acquire the operation state parameters of the edge server and the electromagnetic signals of the target environment, is more beneficial to detecting whether additional interference is superimposed in signal transmission, and further feeds the interference parameter information back to the anti-interference system to enable the anti-interference system to take corresponding measures to better perform interference suppression at the receiving end, thereby effectively reducing the error rate of signal decoding at the receiving end.
Example two
Referring to fig. 2, fig. 2 is a schematic structural diagram of a signal interference detection device according to an embodiment of the invention. The device described in fig. 2 can be applied to a signal interference detection system, such as a local server or a cloud server for signal interference detection management, and the embodiment of the invention is not limited. As shown in fig. 2, the apparatus may include:
an acquisition module 201, configured to acquire an operation state parameter of an edge server and an electromagnetic signal of a target environment by using an interference detection device; the running state parameters comprise a plurality of signal receiving events and signal receiving time corresponding to the signal receiving events; the signal receiving event characterizes whether the edge server successfully receives the signal; the electromagnetic signals comprise a plurality of environmental electromagnetic signals; each signal reception event corresponds to an ambient electromagnetic signal; the interference detection equipment is communicated with the edge server in a wired connection mode;
The first processing module 202 is configured to perform calculation processing on the operation state parameter and the electromagnetic signal to obtain feature signal information;
the second processing module 203 is configured to input the characteristic signal information to a preset interference detection model for data processing, so as to obtain an interference detection result; the interference detection result comprises at least one target detection result; the target detection result represents the identification result of whether the interference signal exists in the communication signal of the edge server by the interference detection equipment in a specific time; the interference detection result is used for indicating the interference detection equipment to send interference signal alarm information.
Therefore, the implementation of the signal interference detection device described in fig. 2 can obtain the judgment result of whether the interference signal exists by comprehensively processing the operation state parameters of the received edge server and the electromagnetic signal of the target environment, which is favorable for detecting whether additional interference is superimposed in signal transmission, and further feeds the interference parameter information back to the anti-interference system to enable the anti-interference system to take corresponding measures to perform interference suppression better at the receiving end, thereby effectively reducing the error rate of signal decoding at the receiving end.
In another alternative embodiment, as shown in fig. 2, the first processing module 202 performs calculation processing on the operating state parameters and the electromagnetic signals, and the specific manner of obtaining the characteristic signal information is as follows:
Carrying out statistical calculation processing on the running state parameters to obtain state characteristic information; the state characteristic information comprises a plurality of state information to be detected; the state information to be detected comprises a window value, a successful receiving number, an average error rate and an average received signal strength indication value;
according to the state characteristic information, calculating and processing the electromagnetic signals to obtain environment characteristic information; the environmental characteristic information comprises environmental information to be detected; the environmental information to be detected comprises an average time domain moment kurtosis coefficient and an average frequency spectrum flattening coefficient; each piece of state information to be detected corresponds to one piece of environment information to be detected;
and carrying out structural processing on the state characteristic information and the environment characteristic information to obtain characteristic signal information.
Therefore, the signal interference detection device described in fig. 2 can obtain the characteristic signal information by performing calculation processing on the operation state parameters and the electromagnetic signals, which is favorable for detecting whether additional interference is superimposed in signal transmission, and further feeds the interference parameter information back to the anti-interference system to enable the anti-interference system to take corresponding measures to perform interference suppression better at the receiving end, thereby effectively reducing the error rate of signal decoding at the receiving end.
In yet another alternative embodiment, as shown in fig. 2, the first processing module 202 performs statistical calculation processing on the operation state parameters, and the specific manner of obtaining the state feature information is:
Screening and sequencing the signal receiving events according to the signal receiving sequence to obtain a receiving error signal sequence;
determining sensitive time window information according to the received error signal sequence and the signal receiving time; the sensitive time window information includes at least one sensitive time window;
and processing the sensitive time window information and the running state parameters to obtain state characteristic information.
Therefore, the implementation of the signal interference detection device described in fig. 2 can perform statistical calculation processing on the operation state parameters to obtain state characteristic information, which is favorable for detecting whether additional interference is superimposed in signal transmission, and further feeding the interference parameter information back to the anti-interference system to enable the anti-interference system to take corresponding measures to perform interference suppression better at the receiving end, thereby effectively reducing the error rate of signal decoding at the receiving end.
In yet another alternative embodiment, as shown in fig. 2, the first processing module 202 processes the sensitive time window information and the operation status parameter to obtain the status feature information in the following specific manner:
for any sensitive time window, calculating a window value of state information to be detected corresponding to the sensitive time window according to the window upper limit time and the window lower limit time of the sensitive time window;
Screening all signal receiving events of the signal receiving time in the sensitive time window to obtain a window receiving event set; the window receive event set includes at least one window receive event;
identifying all window receiving events as window receiving events of successful signal receiving to obtain a successful receiving event set; the successful receipt event includes at least one successful receipt event;
carrying out statistical calculation on the window receiving event set and the successful receiving event set to obtain the successful receiving number and the average error rate of the state information to be detected corresponding to the sensitive time window;
acquiring register values corresponding to all window receiving events in a window receiving event set, and obtaining signal register value information; the signal register value information includes at least one signal register value;
and carrying out average value calculation on the signal register value information to obtain an average received signal strength indication value of the state information to be detected corresponding to the sensitive time window.
Therefore, the implementation of the signal interference detection device described in fig. 2 can process the sensitive time window information and the running state parameter to obtain the state characteristic information, which is more favorable for detecting whether additional interference is superimposed in signal transmission, and further feeds the interference parameter information back to the anti-interference system to enable the anti-interference system to take corresponding measures to perform interference suppression better at the receiving end, thereby effectively reducing the error rate of signal decoding at the receiving end.
In yet another alternative embodiment, as shown in fig. 2, the first processing module 202 performs calculation processing on the electromagnetic signal according to the state characteristic information, and the specific manner of obtaining the environmental characteristic information is:
for any state information to be detected, extracting an environment electromagnetic signal corresponding to the time of the state information to be detected from the electromagnetic signal to obtain a target electromagnetic signal; the target electromagnetic signals comprise a plurality of target environment electromagnetic signals;
carrying out quantization processing on the target electromagnetic signal to obtain electromagnetic signal quantized value information; the electromagnetic signal quantized value information comprises a plurality of electromagnetic signal quantized values; each electromagnetic signal quantization value includes a real part and an imaginary part; each target ambient electromagnetic signal corresponds to an electromagnetic signal quantization value;
calculating the quantized value information of the electromagnetic signal to obtain an average time-domain moment kurtosis coefficient of the environmental information to be detected, which corresponds to the state information to be detected;
and carrying out power spectrum calculation and analysis on the target electromagnetic signal to obtain an average spectrum flattening coefficient of the environmental information to be detected, which corresponds to the state information to be detected.
Therefore, the implementation of the signal interference detection device described in fig. 2 can calculate and process the electromagnetic signal according to the state characteristic information to obtain the environment characteristic information, which is more favorable for detecting whether additional interference is superimposed in signal transmission, and further feeds the interference parameter information back to the anti-interference system to enable the anti-interference system to take corresponding measures to perform interference suppression better at the receiving end, thereby effectively reducing the error rate of signal decoding at the receiving end.
In yet another alternative embodiment, as shown in fig. 2, the second processing module 203 inputs the characteristic signal information to a preset interference detection model for data processing, and the specific manner of obtaining the interference detection result is as follows:
inputting the characteristic signal information into a preset interference detection model to generate signal probability information; the signal probability information includes at least one signal probability value;
judging whether any signal probability value is larger than or equal to a preset category threshold value or not to obtain a probability judging result;
when the probability judgment result is yes, determining that the target detection result corresponding to the signal probability value is the detected interference signal;
and when the probability judgment result is negative, determining that the target detection result corresponding to the signal probability value is that the interference signal is not detected.
Therefore, the signal interference detection device described in fig. 2 can be implemented to input the characteristic signal information into the preset interference detection model for data processing to obtain an interference detection result, which is more beneficial to detecting whether additional interference is superimposed in signal transmission, and further feeding the interference parameter information back to the anti-interference system to enable the anti-interference system to take corresponding measures to perform interference suppression better at the receiving end, so that the error rate of signal decoding at the receiving end is effectively reduced.
In yet another alternative embodiment, as shown in fig. 2, the interference detection device includes a signal detection antenna and an ethernet communication module;
the specific way for the acquisition module 201 to acquire the operation state parameters of the edge server and the electromagnetic signals of the target environment by using the interference detection device is as follows:
according to a preset frequency band, carrying out data communication with an edge server by using an Ethernet communication module, and acquiring operation state parameters of the edge server;
and acquiring electromagnetic signals from a target environment where the edge server is positioned by using the signal detection antenna according to the frequency band.
Therefore, the implementation of the signal interference detection device described in fig. 2 can utilize the interference detection device to obtain the operation state parameters of the edge server and the electromagnetic signals of the target environment, which is more favorable for detecting whether additional interference is superimposed in signal transmission, and further feeds the interference parameter information back to the anti-interference system to enable the anti-interference system to take corresponding measures to perform interference suppression better at the receiving end, thereby effectively reducing the error rate of signal decoding at the receiving end.
Example III
Referring to fig. 3, fig. 3 is a schematic structural diagram of a signal interference detection device according to another embodiment of the present invention. The device described in fig. 3 can be applied to a signal interference detection system, such as a local server or a cloud server for signal interference detection management, and the embodiment of the invention is not limited. As shown in fig. 3, the apparatus may include:
A memory 301 storing executable program code;
a processor 302 coupled with the memory 301;
the processor 302 invokes executable program code stored in the memory 301 for performing the steps in the signal interference detection method described in embodiment one.
Example IV
The embodiment of the invention discloses a computer-readable storage medium storing a computer program for electronic data exchange, wherein the computer program causes a computer to execute the steps in the signal interference detection method described in the embodiment one.
Example five
The present invention discloses a computer program product comprising a non-transitory computer readable storage medium storing a computer program, and the computer program is operable to cause a computer to perform the steps of the signal interference detection method described in the embodiment one.
The apparatus embodiments described above are merely illustrative, in which the modules illustrated as separate components may or may not be physically separate, and the components shown as modules may or may not be physical, i.e., may be located in one place, or may be distributed over multiple network modules. Some or all of the modules may be selected according to actual needs to achieve the purpose of the solution of this embodiment. Those of ordinary skill in the art will understand and implement the present invention without undue burden.
From the above detailed description of the embodiments, it will be apparent to those skilled in the art that the embodiments may be implemented by means of software plus necessary general hardware platforms, or of course by means of hardware. Based on such understanding, the foregoing technical solutions may be embodied essentially or in part in the form of a software product that may be stored in a computer-readable storage medium including Read-Only Memory (ROM), random-access Memory (Random Access Memory, RAM), programmable Read-Only Memory (Programmable Read-Only Memory, PROM), erasable programmable Read-Only Memory (Erasable Programmable Read Only Memory, EPROM), one-time programmable Read-Only Memory (OTPROM), electrically erasable programmable Read-Only Memory (EEPROM), compact disc Read-Only Memory (Compact Disc Read-Only Memory, CD-ROM) or other optical disc Memory, magnetic disc Memory, tape Memory, or any other medium that can be used for computer-readable carrying or storing data.
Finally, it should be noted that: the disclosure of the signal interference detection method and device in the embodiment of the present invention is only a preferred embodiment of the present invention, and is only for illustrating the technical scheme of the present invention, but not limiting the same; although the invention has been described in detail with reference to the foregoing embodiments, those of ordinary skill in the art will understand that; the technical scheme recorded in the various embodiments can be modified or part of technical features in the technical scheme can be replaced equivalently; such modifications and substitutions do not depart from the spirit and scope of the corresponding technical solutions.
Claims (10)
1. A method for signal interference detection, the method comprising:
acquiring operation state parameters of an edge server and electromagnetic signals of a target environment by using interference detection equipment; the running state parameters comprise a plurality of signal receiving events and signal receiving time corresponding to the signal receiving events; the signal reception event characterizes whether the edge server successfully receives a signal; the electromagnetic signals comprise a plurality of environmental electromagnetic signals; each of the signal receiving events corresponds to one of the ambient electromagnetic signals; the interference detection equipment is communicated with the edge server in a wired connection mode;
Calculating the running state parameters and the electromagnetic signals to obtain characteristic signal information;
inputting the characteristic signal information into a preset interference detection model for data processing to obtain an interference detection result; the interference detection result comprises at least one target detection result; the target detection result represents the recognition result of whether the interference detection equipment has an interference signal in the communication signal of the edge server in a specific time; the interference detection result is used for indicating the interference detection equipment to send interference signal alarm information.
2. The signal interference detection method according to claim 1, wherein the calculating the operation state parameter and the electromagnetic signal to obtain characteristic signal information includes:
carrying out statistical calculation processing on the running state parameters to obtain state characteristic information; the state characteristic information comprises a plurality of state information to be detected; the state information to be detected comprises a window value, a successful receiving number, an average error rate and an average received signal strength indication value;
according to the state characteristic information, calculating the electromagnetic signal to obtain environment characteristic information; the environmental characteristic information comprises environmental information to be detected; the environmental information to be detected comprises an average time domain moment kurtosis coefficient and an average frequency spectrum flattening coefficient; each piece of to-be-detected state information corresponds to one piece of to-be-detected environment information;
And carrying out structural processing on the state characteristic information and the environment characteristic information to obtain characteristic signal information.
3. The signal interference detection method according to claim 2, wherein the performing statistical calculation processing on the operation state parameter to obtain state feature information includes:
screening and sequencing the signal receiving events according to the signal receiving sequence to obtain a receiving error signal sequence;
determining sensitive time window information according to the receiving error signal sequence and the signal receiving time; the sensitive time window information includes at least one sensitive time window;
and processing the sensitive time window information and the running state parameters to obtain state characteristic information.
4. The signal interference detection method according to claim 3, wherein said processing said sensitive time window information and said operation state parameter to obtain state characteristic information comprises:
for any sensitive time window, calculating a window value of the state information to be detected corresponding to the sensitive time window according to the window upper limit time and the window lower limit time of the sensitive time window;
Screening all the signal receiving events of the signal receiving time in the sensitive time window to obtain a window receiving event set; the window-receiving event set includes at least one window-receiving event;
identifying all window receiving events as window receiving events of successful signal receiving to obtain a successful receiving event set; the successful receipt event includes at least one successful receipt event;
carrying out statistical calculation on the window receiving event set and the successful receiving event set to obtain the successful receiving number and the average error rate of the state information to be detected corresponding to the sensitive time window;
acquiring register values corresponding to all window receiving events in the window receiving event set to obtain signal register value information; the signal register value information includes at least one signal register value;
and carrying out average value calculation on the signal register value information to obtain an average received signal strength indication value of the state information to be detected corresponding to the sensitive time window.
5. The signal interference detection method according to claim 2, wherein the calculating the electromagnetic signal according to the state characteristic information to obtain environmental characteristic information includes:
For any state information to be detected, extracting an environment electromagnetic signal corresponding to the state information to be detected from the electromagnetic signal to obtain a target electromagnetic signal; the target electromagnetic signals comprise a plurality of target environment electromagnetic signals;
carrying out quantization processing on the target electromagnetic signal to obtain electromagnetic signal quantized value information; the electromagnetic signal quantized value information comprises a plurality of electromagnetic signal quantized values; each of said electromagnetic signal quantization values comprises a real part and an imaginary part; each of said target ambient electromagnetic signals corresponds to one of said electromagnetic signal quantization values;
calculating the quantized value information of the electromagnetic signals to obtain an average time-domain moment kurtosis coefficient of the environmental information to be detected, which corresponds to the state information to be detected;
and carrying out power spectrum calculation and analysis on the target electromagnetic signal to obtain an average spectrum flattening coefficient of the environmental information to be detected, which corresponds to the state information to be detected.
6. The signal interference detection method according to claim 1, wherein the inputting the characteristic signal information into a preset interference detection model for data processing to obtain an interference detection result includes:
Inputting the characteristic signal information into a preset interference detection model to generate signal probability information; the signal probability information comprises at least one signal probability value;
judging whether the signal probability value is larger than or equal to a preset category threshold value for any signal probability value to obtain a probability judging result;
when the probability judgment result is yes, determining that a target detection result corresponding to the signal probability value is the detected interference signal;
and when the probability judging result is negative, determining that the target detection result corresponding to the signal probability value is that the interference signal is not detected.
7. The signal interference detection method of claim 1 wherein the interference detection device comprises a signal detection antenna and an ethernet communication module;
the method for acquiring the operation state parameters of the edge server and the electromagnetic signals of the target environment by using the interference detection equipment comprises the following steps:
according to a preset frequency band, carrying out data communication with the edge server by using the Ethernet communication module, and acquiring the running state parameters of the edge server;
and acquiring electromagnetic signals from a target environment where the edge server is positioned by using the signal detection antenna according to the frequency band.
8. A signal interference detection apparatus, the apparatus comprising:
the acquisition module is used for acquiring the operation state parameters of the edge server and the electromagnetic signals of the target environment by using the interference detection equipment; the running state parameters comprise a plurality of signal receiving events and signal receiving time corresponding to the signal receiving events; the signal reception event characterizes whether the edge server successfully receives a signal; the electromagnetic signals comprise a plurality of environmental electromagnetic signals; each of the signal receiving events corresponds to one of the ambient electromagnetic signals; the interference detection equipment is communicated with the edge server in a wired connection mode;
the first processing module is used for calculating and processing the running state parameters and the electromagnetic signals to obtain characteristic signal information;
the second processing module is used for inputting the characteristic signal information into a preset interference detection model to perform data processing so as to obtain an interference detection result; the interference detection result comprises at least one target detection result; the target detection result represents the recognition result of whether the interference detection equipment has an interference signal in the communication signal of the edge server in a specific time; the interference detection result is used for indicating the interference detection equipment to send interference signal alarm information.
9. A signal interference detection apparatus, the apparatus comprising:
a memory storing executable program code;
a processor coupled to the memory;
the processor invokes the executable program code stored in the memory to perform the signal interference detection method of any one of claims 1-7.
10. A computer storage medium storing computer instructions which, when invoked, are adapted to perform the signal disturbance detection method according to any one of claims 1-7.
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