CN117411575A - Method, apparatus and computer readable medium for locating interference signals of wireless products - Google Patents
Method, apparatus and computer readable medium for locating interference signals of wireless products Download PDFInfo
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- CN117411575A CN117411575A CN202311557390.8A CN202311557390A CN117411575A CN 117411575 A CN117411575 A CN 117411575A CN 202311557390 A CN202311557390 A CN 202311557390A CN 117411575 A CN117411575 A CN 117411575A
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- 238000006243 chemical reaction Methods 0.000 claims abstract description 11
- 230000035772 mutation Effects 0.000 claims description 26
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- 230000002452 interceptive effect Effects 0.000 claims description 8
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Classifications
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B17/00—Monitoring; Testing
- H04B17/30—Monitoring; Testing of propagation channels
- H04B17/309—Measuring or estimating channel quality parameters
- H04B17/345—Interference values
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B17/00—Monitoring; Testing
- H04B17/30—Monitoring; Testing of propagation channels
- H04B17/309—Measuring or estimating channel quality parameters
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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
- Y02D—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN INFORMATION AND COMMUNICATION TECHNOLOGIES [ICT], I.E. INFORMATION AND COMMUNICATION TECHNOLOGIES AIMING AT THE REDUCTION OF THEIR OWN ENERGY USE
- Y02D30/00—Reducing energy consumption in communication networks
- Y02D30/70—Reducing energy consumption in communication networks in wireless communication networks
Abstract
The application provides a method, equipment and a computer readable medium for positioning interference signals of wireless products. Determining a first frequency spectrum by a plurality of first digital signals after discrete Fourier transform conversion; the abscissa of the first spectrum is frequency and the ordinate is relative power; traversing the first spectrum and determining a first abrupt change in relative power at a non-central first spectrum location; acquiring relative power of the meter when the meter transmits a signal, wherein the actual transmission power of the meter is determined based on the first power, the second power and the relative power of the meter; determining a second frequency spectrum from the plurality of second digital signals after discrete Fourier transform conversion; traversing the second spectrum and determining a second abrupt change in relative power at a non-centered second spectrum location; an absolute power is determined based on the first relative power, the relative power of the meter, and the second relative power, and an interference signal of the wireless product is located based on the first frequency and the absolute power, thereby determining the interference signal of the wireless product.
Description
Technical Field
The present disclosure relates to the field of light control controllers, and more particularly, to a method and apparatus for locating interference signals of a wireless product, and a computer readable medium.
Background
Along with development of technology, a wireless product is used as one of communication devices, and is applied to life of people or industry, and is easily influenced by interference signals in environment in the use process of the wireless product, at this time, aiming at positioning of the interference signals, in the prior art, a user monitors the wireless product in real time and records signals received by the wireless product, and when work of the wireless product is influenced, the signals received by the wireless product are traversed so as to determine the interference signals, however, the interference signals are mixed with other signals, and positioning accuracy of the interference signals is low.
Disclosure of Invention
An object of the present application is to provide a method, an apparatus and a computer readable medium for positioning an interference signal of a wireless product, which are at least used for solving the technical problem of positioning accuracy of the interference signal of the existing wireless product.
To achieve the above object, some embodiments of the present application provide a method for locating an interference signal of a wireless product, which is applied to a wireless product, and the method for locating an interference signal of a wireless product includes: collecting first power when the calibrated wireless product transmits the first power to the accompany antenna; the power received by the companion test antenna is used as second power; when the wireless product is in a receiving state, acquiring a plurality of first digital signals, and determining a first frequency spectrum after the plurality of first digital signals are subjected to discrete Fourier transform conversion; the abscissa of the first spectrum is frequency and the ordinate is relative power; traversing the first spectrum and determining a first abrupt change in relative power at a non-central first spectrum location; the first abrupt change comprises a first frequency and a first relative power; acquiring relative power of the meter when the meter transmits a signal, wherein the actual transmission power of the meter is determined based on the first power, the second power and the relative power of the meter; when the wireless product is in a receiving state, acquiring a plurality of second digital signals, and determining a second frequency spectrum after the plurality of second digital signals are subjected to discrete Fourier transform; traversing the second spectrum and determining a second abrupt change in relative power at a non-centered second spectrum location; the second abrupt change comprises a second frequency and a second relative power; an absolute power is determined based on the first relative power, the relative power of the meter, and the second relative power, and an interference signal of the wireless product is located according to the first frequency and the absolute power.
Some embodiments of the present application further provide a positioning device for an interference signal of a wireless product, including:
the acquisition module is used for acquiring the first power when the calibrated wireless product transmits the first power to the accompanying antenna;
the receiving module is electrically connected with the acquisition module and is used for taking the power received by the accompanying test antenna as second power;
the first frequency spectrum module is electrically connected with the receiving module and is used for acquiring a plurality of first digital signals when the wireless product is in a receiving state, and determining a first frequency spectrum after the plurality of first digital signals are subjected to discrete Fourier transform conversion; the abscissa of the first spectrum is frequency and the ordinate is relative power;
the first abrupt change module is electrically connected with the first frequency spectrum module and is used for traversing the first frequency spectrum and determining a first abrupt change of relative power at a non-central first frequency spectrum position; the first abrupt change comprises a first frequency and a first relative power;
the relative power module is electrically connected with the first abrupt change module and is used for acquiring the relative power of the instrument when the instrument transmits signals, wherein the actual transmitting power of the instrument is determined based on the first power, the second power and the relative power of the instrument;
the second frequency spectrum module is electrically connected with the relative power module and is used for acquiring a plurality of second digital signals when the wireless product is in a receiving state, and determining a second frequency spectrum after the plurality of second digital signals are subjected to discrete Fourier transform;
the second abrupt change module is electrically connected with the second frequency spectrum module and is used for traversing the second frequency spectrum and determining a second abrupt change of relative power at a non-central second frequency spectrum position; the second abrupt change comprises a second frequency and a second relative power;
and the positioning module is electrically connected with the second abrupt change module and is used for determining absolute power based on the first relative power, the relative power of the instrument and the second relative power and positioning an interference signal of the wireless product according to the first frequency and the absolute power.
Some embodiments of the present application also provide a positioning device for an interference signal of a wireless product, the device comprising:
one or more processors; and
a memory storing computer program instructions that, when executed, cause the processor to perform the method of locating an interfering signal of a wireless product described above.
Some embodiments of the present application also provide a computer readable medium having stored thereon computer program instructions executable by a processor to implement the above-described method of locating an interfering signal of a wireless product.
Compared with the prior art, in the scheme provided by the embodiment of the application, when the calibrated wireless product transmits the first power to the accompany antenna, the first power is collected; the power received by the companion test antenna is used as second power; when the wireless product is in a receiving state, acquiring a plurality of first digital signals, and determining a first frequency spectrum after the plurality of first digital signals are subjected to discrete Fourier transform conversion; the abscissa of the first spectrum is frequency and the ordinate is relative power; traversing the first spectrum and determining a first abrupt change in relative power at a non-central first spectrum location; the first abrupt change comprises a first frequency and a first relative power; acquiring relative power of the meter when the meter transmits a signal, wherein the actual transmission power of the meter is determined based on the first power, the second power and the relative power of the meter; when the wireless product is in a receiving state, acquiring a plurality of second digital signals, and determining a second frequency spectrum after the plurality of second digital signals are subjected to discrete Fourier transform; traversing the second spectrum and determining a second abrupt change in relative power at a non-centered second spectrum location; the second abrupt change comprises a second frequency and a second relative power; the absolute power is determined based on the first relative power, the relative power of the instrument and the second relative power, and the interference signal of the wireless product is positioned according to the first frequency and the absolute power, so that the interference signal of the wireless product is determined, the positioning accuracy of the interference signal of the wireless product is improved, and the use of the wireless product is ensured.
Drawings
Fig. 1 is a flow chart of a method for positioning an interference signal of a wireless product according to an embodiment of the present application;
FIG. 2 shows a flowchart of S120 in FIG. 1;
FIG. 3 shows a flow chart of S130 in FIG. 1;
fig. 4 shows a flowchart of S140 in fig. 1;
FIG. 5 shows a flowchart of S150 in FIG. 1;
fig. 6 shows a flowchart of S160 in fig. 1;
fig. 7 shows a flowchart of S170 in fig. 1;
FIG. 8 shows a flowchart of S180 in FIG. 1;
fig. 9 is a schematic diagram of a second spectrum of a method for positioning an interference signal of a wireless product according to an embodiment of the present application;
FIG. 10 illustrates a block diagram of a locating device for interfering signals of a wireless product according to one embodiment of the present application;
fig. 11 is a schematic structural diagram of a positioning device for interference signals of a wireless product according to an embodiment of the present application.
Detailed Description
For the purposes of making the objects, technical solutions and advantages of the embodiments of the present application more clear, the technical solutions of the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is apparent that the described embodiments are some embodiments of the present application, but not all embodiments. All other embodiments, which can be made by one of ordinary skill in the art based on the embodiments herein without making any inventive effort, are intended to be within the scope of the present application.
Referring to fig. 1 to 11, the embodiment of the present application further provides a method for positioning an interference signal of a wireless product, which is applied to the wireless product, where the method for positioning the interference signal of the wireless product includes:
step S110, when the calibrated wireless product transmits first power to the accompanying antenna, the first power is collected;
step S120, the power received by the accompanying antenna is used as second power;
step S130, when the wireless product is in a receiving state, a plurality of first digital signals are obtained, and a first frequency spectrum is determined after the plurality of first digital signals are subjected to discrete Fourier transform; the abscissa of the first spectrum is frequency and the ordinate is relative power;
step S140, traversing the first spectrum and determining a first abrupt change in relative power at a non-central first spectrum location; the first abrupt change comprises a first frequency and a first relative power;
step S150, when the instrument transmits a signal, acquiring the relative power of the instrument, wherein the actual transmission power of the instrument is determined based on the first power, the second power and the relative power of the instrument;
step S160, when the wireless product is in a receiving state, a plurality of second digital signals are obtained, and a second frequency spectrum is determined after the plurality of second digital signals are subjected to discrete Fourier transform;
step S170, traversing the second spectrum and determining a second abrupt change of relative power at a non-central second spectrum location; the second abrupt change comprises a second frequency and a second relative power;
step S180, determining an absolute power based on the first relative power, the relative power of the meter, and the second relative power, and locating an interference signal of the wireless product according to the first frequency and the absolute power.
In the scheme provided by the embodiment of the application, when the calibrated wireless product transmits the first power to the accompany antenna, the first power is collected; the power received by the companion test antenna is used as second power; when the wireless product is in a receiving state, acquiring a plurality of first digital signals, and determining a first frequency spectrum after the plurality of first digital signals are subjected to discrete Fourier transform conversion; the abscissa of the first spectrum is frequency and the ordinate is relative power; traversing the first spectrum and determining a first abrupt change in relative power at a non-central first spectrum location; the first abrupt change comprises a first frequency and a first relative power; acquiring relative power of the meter when the meter transmits a signal, wherein the actual transmission power of the meter is determined based on the first power, the second power and the relative power of the meter; when the wireless product is in a receiving state, acquiring a plurality of second digital signals, and determining a second frequency spectrum after the plurality of second digital signals are subjected to discrete Fourier transform; traversing the second spectrum and determining a second abrupt change in relative power at a non-centered second spectrum location; the second abrupt change comprises a second frequency and a second relative power; the absolute power is determined based on the first relative power, the relative power of the instrument and the second relative power, and the interference signal of the wireless product is positioned according to the first frequency and the absolute power, so that the interference signal of the wireless product is determined, the positioning accuracy of the interference signal of the wireless product is improved, and the use of the wireless product is ensured.
In step S110, the first power is collected when the calibrated wireless product transmits the first power to the companion antenna.
In the embodiment of the application, in order to ensure the accuracy of the first power transmitted by the wireless product, the wireless product needs to be calibrated, at this time, the wireless product is initialized so as to ensure that the wireless product returns to factory configuration, and the calibrated wireless product transmits the first power to the accompanying antenna, so that the first power is collected when the calibrated wireless product transmits the first power to the accompanying antenna, and the first power is determined.
In step S120, the power received by the wireless product is taken as the second power.
In an embodiment of the present application, the wireless product is associated with the wireless product, and the power received by the wireless product is taken as the second power, where the second power is an attenuated power of the first power during interaction between the companion antenna and the wireless product, and the second power is less than the first power.
The method comprises the following specific steps:
step S121, associating the accompany antenna with the wireless product;
step S122, determining the power received by the companion antenna based on communication interaction between the companion antenna and the wireless product;
step S123, defining the power received by the accompanying antenna as second power, wherein the second power is the attenuation power of the first power in the interaction process between the accompanying antenna and the wireless product, and the second power is smaller than the first power;
in the embodiment of the application, the accompanying antenna and the wireless product are associated, communication connection is conducted between the accompanying antenna and the wireless product, communication interaction is conducted between the accompanying antenna and the wireless product, at this time, the power received by the accompanying antenna is determined based on the communication interaction between the accompanying antenna and the wireless product, the power is used as second power, the power received by the accompanying antenna is monitored in real time, the second power is the attenuation power of the first power in the interaction process between the accompanying antenna and the wireless product, and the second power is smaller than the first power.
In step S130, when the wireless product is in a receiving state, acquiring a plurality of first digital signals, and determining a first frequency spectrum by the plurality of first digital signals after discrete fourier transform conversion; the first spectrum has a frequency on the abscissa and a relative power on the ordinate.
The method comprises the following specific steps:
step S131, monitoring the state of the wireless product and determining that the wireless product is in a receiving state;
step S132, when the wireless product is in a receiving state, acquiring a plurality of first digital signals based on the wireless product;
step S133, sampling by a plurality of first digital signals and determining a first time domain signal;
step S134, determining a first frequency spectrum according to discrete Fourier transform of the first time domain signal; the abscissa of the first spectrum is frequency and the ordinate is relative power;
in the embodiment of the application, the state of the wireless product is monitored, and the wireless product is determined to be in the receiving state so as to trigger the subsequent digital signals according to the receiving state of the wireless product, and at the moment, when the wireless product is in the receiving state, a plurality of first digital signals are acquired based on the wireless product; sampling by a plurality of first digital signals and determining a first time domain signal; determining a first frequency spectrum according to a discrete fourier transform of the first time domain signal; the abscissa of the first frequency spectrum is frequency, and the ordinate is relative power, wherein the first abrupt change is conveniently found in the first frequency spectrum by creating the first frequency spectrum, so that factors related to the interference signal are clearly seen in the first frequency spectrum, and the interference signal is conveniently located.
In step S140, traversing the first spectrum and determining a first abrupt change in relative power at a non-central first spectrum location; the first abrupt change includes a first frequency and a first relative power.
The method comprises the following specific steps:
step S141, traversing the first frequency spectrum, and positioning a central frequency region and a first mutation region;
step S142, when the first abrupt change region is outside the central frequency region, determining a first abrupt change of the relative power at a non-central first frequency spectrum position;
step S143, analyzing the first mutation part, and taking the first mutation part as a first estimated interference signal; the first abrupt change comprises a first frequency and a first relative power;
in the embodiment of the present application, the first spectrum is obtained and traversed to locate the center frequency region and the first mutation region, and in the conventional case, the mutation position of the center frequency region is not a factor of the interference signal, however, the mutation position of the center frequency region is not a factor of the interference signal.
Secondly, when the first abrupt change area is out of the central frequency area, determining a first abrupt change position of relative power at a non-central first frequency spectrum position, wherein the first abrupt change position is used as a factor of an interference signal, analyzing the first abrupt change position, and taking the first abrupt change position as a first estimated interference signal; the first abrupt change includes a first frequency and a first relative power, where the first frequency is used as a frequency value of the interference signal, and the first relative power needs to be further calculated to determine a corresponding absolute power.
In step S150, when the meter transmits a signal, the relative power of the meter is acquired, wherein the actual transmission power of the meter is determined based on the first power, the second power, and the relative power of the meter.
The method comprises the following specific steps:
step S151, when the instrument transmits a signal, acquiring the relative power of the instrument;
step S152, the first power, the second power and the relative power of the meter are related, and at the moment, the relative power of the meter is larger than the first power;
step S153, determining an actual transmission power of the meter based on the first power, the second power and the relative power of the meter, wherein the actual transmission power of the meter=the first power-the second power+the relative power of the meter;
in the embodiment of the application, through the test of the auxiliary wireless product of the instrument, when the instrument transmits signals, the relative power of the instrument is acquired, the first power, the second power and the relative power of the instrument are related, at the moment, the relative power of the instrument is larger than the first power, the stable transmission of the instrument is ensured, the transmission state is ensured to be in the maximum gain receiving state, and the frequency sent by the instrument is in the working bandwidth of the equipment to be tested and avoids zero frequency and interference signal frequency.
In step S160, when the wireless product is in a receiving state, a plurality of second digital signals are acquired, and a second spectrum is determined from the plurality of second digital signals after discrete fourier transform conversion.
The method comprises the following specific steps:
step S161, monitoring the state of the wireless product and determining that the wireless product is in a receiving state;
step S162, when the wireless product is in a receiving state, acquiring a plurality of first digital signals based on the wireless product;
step S163, sampling by a plurality of second digital signals and determining a second time domain signal;
step S164, determining a second frequency spectrum according to the discrete Fourier transform of the second time domain signal; the abscissa of the second spectrum is frequency and the ordinate is relative power;
in the embodiment of the application, the state of the wireless product is monitored, and the wireless product is determined to be in the receiving state so as to trigger the subsequent digital signals according to the receiving state of the wireless product, and at the moment, when the wireless product is in the receiving state, a plurality of second digital signals are acquired based on the wireless product; sampling by a plurality of second digital signals and determining a first time domain signal; determining a second frequency spectrum according to a discrete fourier transform of the second time domain signal; the abscissa of the second frequency spectrum is frequency, and the ordinate is relative power, wherein the second frequency spectrum is created so as to find a second mutation in the second frequency spectrum, so that factors related to the interference signal are clearly seen in the second frequency spectrum, and the interference signal is positioned.
Traversing the second spectrum and determining a second abrupt change in relative power at a non-centered second spectrum location in step S170; the second abrupt change includes a second frequency and a second relative power.
The method comprises the following specific steps:
step S171, traversing the second frequency spectrum, and positioning a central frequency region and a second mutation region;
step S172, determining a second abrupt change of relative power at a non-central second spectrum position when the second abrupt change region is outside the central frequency region and the first abrupt change region;
step S173, analyzing the second mutation part, and taking the second mutation part as a second estimated interference signal; the second abrupt change comprises a second frequency and a second relative power;
in the embodiment of the present application, the second spectrum is acquired and traversed for locating the center frequency region and the second mutation region, because in the conventional case, there is a mutation in the center frequency region, however, the mutation in the center frequency region is not a factor of the interference signal.
Secondly, when the second mutation area is outside the central frequency area and the first mutation area, determining a second mutation position of relative power at a non-central second frequency spectrum position, wherein the second mutation position is used as a factor of an interference signal, analyzing the second mutation position, and using the second mutation position as a second estimated interference signal; the second abrupt change includes a second frequency and a second relative power, where the second frequency is used as a frequency value of the interference signal, and the second relative power needs to be further calculated to determine a corresponding absolute power.
In step S180, an absolute power is determined based on the first relative power, the relative power of the meter, and the second relative power, and an interference signal of the wireless product is located according to the first frequency and the absolute power.
The method comprises the following specific steps:
step S181, acquiring a first relative power, a relative power of the instrument and a second relative power;
step S182, correlating the first relative power, the relative power of the meter and the second relative power;
step S183, determining an absolute power based on the first relative power, the relative power of the meter, and the second relative power, wherein absolute power = first relative power+ (relative power of the meter second relative power);
step S184, positioning the interference signal of the wireless product according to the first frequency and the absolute power, and determining the position of the interference signal of the wireless product;
in an embodiment of the present application, a first relative power, a relative power of a meter, and a second relative power are obtained; correlating the first relative power, the relative power of the meter, and the second relative power to facilitate computing the first relative power, the relative power of the meter, and the second relative power, determining an absolute power based on the first relative power, the relative power of the meter, and the second relative power, wherein absolute power = first relative power+ (relative power of the meter, second relative power); and positioning the interference signal of the wireless product according to the first frequency and the absolute power, and determining the position of the interference signal of the wireless product, thereby determining the interference signal of the wireless product, so that the positioning accuracy of the interference signal of the wireless product is improved, and the use of the wireless product is ensured.
In the scheme provided by the embodiment of the application, when the calibrated wireless product transmits the first power to the accompany antenna, the first power is collected; the power received by the companion test antenna is used as second power; when the wireless product is in a receiving state, acquiring a plurality of first digital signals, and determining a first frequency spectrum after the plurality of first digital signals are subjected to discrete Fourier transform conversion; the abscissa of the first spectrum is frequency and the ordinate is relative power; traversing the first spectrum and determining a first abrupt change in relative power at a non-central first spectrum location; the first abrupt change comprises a first frequency and a first relative power; acquiring relative power of the meter when the meter transmits a signal, wherein the actual transmission power of the meter is determined based on the first power, the second power and the relative power of the meter; when the wireless product is in a receiving state, acquiring a plurality of second digital signals, and determining a second frequency spectrum after the plurality of second digital signals are subjected to discrete Fourier transform; traversing the second spectrum and determining a second abrupt change in relative power at a non-centered second spectrum location; the second abrupt change comprises a second frequency and a second relative power; the absolute power is determined based on the first relative power, the relative power of the instrument and the second relative power, and the interference signal of the wireless product is positioned according to the first frequency and the absolute power, so that the interference signal of the wireless product is determined, the positioning accuracy of the interference signal of the wireless product is improved, and the use of the wireless product is ensured.
Referring to fig. 10, some embodiments of the present application further provide a positioning device 200 for an interference signal of a wireless product, which is characterized by comprising:
the acquisition module 210 is configured to acquire the first power when the calibrated wireless product transmits the first power to the companion antenna;
the receiving module 220 is electrically connected with the collecting module, and is used for taking the power received by the accompanying antenna as second power;
the first frequency spectrum module 230 is electrically connected to the receiving module, and is configured to obtain a plurality of first digital signals when the wireless product is in a receiving state, and determine a first frequency spectrum after the plurality of first digital signals are subjected to discrete fourier transform; the abscissa of the first spectrum is frequency and the ordinate is relative power;
a first abrupt change module 240 electrically connected to the first spectrum module for traversing the first spectrum and determining a first abrupt change in relative power at a non-centered first spectrum location; the first abrupt change comprises a first frequency and a first relative power;
the relative power module 250 is electrically connected with the first abrupt change module and is used for acquiring the relative power of the instrument when the instrument transmits a signal, wherein the actual transmitting power of the instrument is determined based on the first power, the second power and the relative power of the instrument;
the second spectrum module 260 is electrically connected to the relative power module, and is configured to obtain a plurality of second digital signals when the wireless product is in a receiving state, and determine a second spectrum after the plurality of second digital signals are subjected to discrete fourier transform;
a second abrupt change module 270 electrically connected to the second spectrum module for traversing the second spectrum and determining a second abrupt change in relative power at a non-centered second spectrum location; the second abrupt change comprises a second frequency and a second relative power;
the positioning module 280 is electrically connected to the second mutation module, and is configured to determine an absolute power based on the first relative power, the relative power of the meter, and the second relative power, and to position an interference signal of the wireless product according to the first frequency and the absolute power.
In addition, the embodiment of the application further provides a positioning device for the interference signal of the wireless product, the structure of the device is shown in fig. 11, the device comprises a memory 31 for storing computer readable instructions and a processor 32 for executing the computer readable instructions, wherein the computer readable instructions when executed by the processor trigger the processor to execute the positioning method for the interference signal of the wireless product.
The methods and/or embodiments of the present application may be implemented as a computer software program. For example, embodiments of the present disclosure include a computer program product comprising a computer program embodied on a computer readable medium, the computer program comprising program code for performing the method shown in the flowcharts. The above-described functions defined in the method of the present application are performed when the computer program is executed by a processing unit.
It should be noted that, the computer readable medium described in the present application may be a computer readable signal medium or a computer readable storage medium, or any combination of the two. The computer readable medium can be, for example, but not limited to, an electronic, magnetic, optical, electromagnetic, infrared, or semiconductor system, apparatus, or device, or a combination of any of the foregoing. More specific examples of the computer-readable storage medium may include, but are not limited to: an electrical connection having one or more wires, a portable computer diskette, a hard disk, a Random Access Memory (RAM), a read-only memory (ROM), an erasable programmable read-only memory (EPROM or flash memory), an optical fiber, a portable compact disc read-only memory (CD-ROM), an optical storage device, a magnetic storage device, or any suitable combination of the foregoing. In the context of this document, a computer readable medium may be any tangible medium that can contain, or store a program for use by or in connection with an instruction execution system, apparatus, or device.
In the present application, however, a computer-readable signal medium may include a data signal propagated in baseband or as part of a carrier wave, with computer-readable program code embodied therein. Such a propagated data signal may take any of a variety of forms, including, but not limited to, electro-magnetic, optical, or any suitable combination of the foregoing. A computer readable signal medium may also be any computer readable medium that is not a computer readable storage medium and that can communicate, propagate, or transport a program for use by or in connection with an instruction execution system, apparatus, or device. Program code embodied on a computer readable medium may be transmitted using any appropriate medium, including but not limited to: wireless, wire, fiber optic cable, RF, etc., or any suitable combination of the foregoing.
Computer program code for carrying out operations of the present application may be written in one or more programming languages, including an object oriented programming language such as Java, smalltalk, C ++ and conventional procedural programming languages, such as the "C" programming language or similar programming languages. The program code may execute entirely on the user's computer, partly on the user's computer, as a stand-alone software package, partly on the user's computer and partly on a remote computer or entirely on the remote computer or server. In the case of a remote computer, the remote computer may be connected to the user's computer through any kind of network, including a Local Area Network (LAN) or a Wide Area Network (WAN), or may be connected to an external computer (for example, through the Internet using an Internet service provider).
The flowchart or block diagrams in the figures illustrate the architecture, functionality, and operation of possible implementations of devices, methods and computer program products according to various embodiments of the present application. In this regard, each block in the flowchart or block diagrams may represent a module, segment, or portion of code, which comprises one or more executable instructions for implementing the specified logical function(s). It should also be noted that, in some alternative implementations, the functions noted in the block may occur out of the order noted in the figures. For example, two blocks shown in succession may, in fact, be executed substantially concurrently, or the blocks may sometimes be executed in the reverse order, depending upon the functionality involved. It will also be noted that each block of the block diagrams and/or flowchart illustration, and combinations of blocks in the block diagrams and/or flowchart illustration, can be implemented by special purpose hardware-based systems which perform the specified functions or acts, or combinations of special purpose hardware and computer instructions.
As another aspect, the present application also provides a computer-readable medium, which may be contained in the apparatus described in the above embodiments; or may be present alone without being fitted into the device. The computer readable medium carries one or more computer readable instructions executable by a processor to implement the steps of the methods and/or techniques of the various embodiments of the present application described above.
In a typical configuration of the present application, the terminals, the devices of the services network each include one or more processors (CPUs), input/output interfaces, network interfaces, and memory.
The memory may include volatile memory in a computer-readable medium, random Access Memory (RAM) and/or nonvolatile memory, such as Read Only Memory (ROM) or flash memory (flash RAM). Memory is an example of computer-readable media.
Computer-readable media include both permanent and non-permanent, removable and non-removable media, and information storage may be implemented by any method or technology. The information may be computer readable instructions, data structures, modules of a program, or other data. Examples of storage media for a computer include, but are not limited to, phase change memory (PRAM), static Random Access Memory (SRAM), dynamic Random Access Memory (DRAM), other types of Random Access Memory (RAM), read Only Memory (ROM), electrically Erasable Programmable Read Only Memory (EEPROM), flash memory or other memory technology, compact disc read only memory (CD-ROM), digital Versatile Discs (DVD) or other optical storage, magnetic cassettes, magnetic tape storage or other magnetic storage devices, or any other non-transmission medium which can be used to store information that can be accessed by a computing device.
In addition, the embodiment of the application also provides a computer program which is stored in the computer equipment, so that the computer equipment executes the method for executing the control code.
It should be noted that the present application may be implemented in software and/or a combination of software and hardware, for example, using Application Specific Integrated Circuits (ASIC), a general purpose computer or any other similar hardware device. In some embodiments, the software programs of the present application may be executed by a processor to implement the above steps or functions. Likewise, the software programs of the present application (including associated data structures) may be stored on a computer readable recording medium, such as RAM memory, magnetic or optical drive or diskette and the like. In addition, some steps or functions of the present application may be implemented in hardware, for example, as circuitry that cooperates with the processor to perform various steps or functions.
It will be evident to those skilled in the art that the present application is not limited to the details of the foregoing illustrative embodiments, and that the present application may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the application being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned. Furthermore, it is evident that the word "comprising" does not exclude other elements or steps, and that the singular does not exclude a plurality. A plurality of units or means recited in the apparatus claims can also be implemented by means of one unit or means in software or hardware. The terms first, second, etc. are used to denote a name, but not any particular order.
Claims (10)
1. The method for positioning the interference signal of the wireless product is characterized by applying the wireless product, and comprises the following steps:
collecting first power when the calibrated wireless product transmits the first power to the accompany antenna;
the power received by the companion test antenna is used as second power;
when the wireless product is in a receiving state, acquiring a plurality of first digital signals, and determining a first frequency spectrum after the plurality of first digital signals are subjected to discrete Fourier transform conversion; the abscissa of the first spectrum is frequency and the ordinate is relative power;
traversing the first spectrum and determining a first abrupt change in relative power at a non-central first spectrum location; the first abrupt change comprises a first frequency and a first relative power;
acquiring relative power of the meter when the meter transmits a signal, wherein the actual transmission power of the meter is determined based on the first power, the second power and the relative power of the meter;
when the wireless product is in a receiving state, acquiring a plurality of second digital signals, and determining a second frequency spectrum after the plurality of second digital signals are subjected to discrete Fourier transform;
traversing the second spectrum and determining a second abrupt change in relative power at a non-centered second spectrum location; the second abrupt change comprises a second frequency and a second relative power;
an absolute power is determined based on the first relative power, the relative power of the meter, and the second relative power, and an interference signal of the wireless product is located according to the first frequency and the absolute power.
2. The method for locating an interfering signal of a wireless product according to claim 1, wherein the power received by the accompanying antenna is used as the second power, comprising:
associating the companion test antenna with the wireless product;
determining the power received by the companion antenna based on communication interaction between the companion antenna and the wireless product;
the power received by the companion antenna is defined as a second power, the second power being an attenuated power of the first power during interaction between the companion antenna and the wireless product, the second power being less than the first power.
3. The method for locating an interference signal of a wireless product according to claim 1, wherein when the wireless product is in a receiving state, a plurality of first digital signals are acquired, and a first frequency spectrum is determined after the plurality of first digital signals are subjected to discrete fourier transform; the abscissa of the first spectrum is frequency and the ordinate is relative power, including:
monitoring the state of the wireless product and determining that the wireless product is in a receiving state;
acquiring a plurality of first digital signals based on the wireless product when the wireless product is in a receiving state;
sampling by a plurality of first digital signals and determining a first time domain signal;
determining a first frequency spectrum according to a discrete fourier transform of the first time domain signal; the first spectrum has a frequency on the abscissa and a relative power on the ordinate.
4. The method of claim 1, wherein the traversing the first spectrum and determining a first abrupt change in relative power at a non-centered first spectral location; the first abrupt change includes a first frequency and a first relative power, comprising:
traversing the first frequency spectrum, and positioning a central frequency region and a first mutation region;
determining a first abrupt change in relative power at a non-central first spectral location when the first abrupt change region is outside the central frequency region;
analyzing the first mutation part, and taking the first mutation part as a first estimated interference signal; the first abrupt change includes a first frequency and a first relative power.
5. The method for locating an interference signal of a wireless product according to claim 4, wherein the acquiring the relative power of the meter when the meter transmits the signal, wherein determining the actual transmission power of the meter based on the first power, the second power, and the relative power of the meter, comprises:
when the instrument transmits a signal, acquiring the relative power of the instrument;
correlating the first power, the second power and the relative power of the meter, wherein the relative power of the meter is larger than the first power;
the actual transmit power of the meter is determined based on the first power, the second power, and the relative power of the meter, wherein the actual transmit power of the meter = first power-second power + relative power of the meter.
6. The method for locating an interference signal of a wireless product according to claim 5, wherein the acquiring the plurality of second digital signals and determining the second spectrum from the plurality of second digital signals after the discrete fourier transform conversion when the wireless product is in the receiving state comprises:
monitoring the state of the wireless product and determining that the wireless product is in a receiving state;
acquiring a plurality of first digital signals based on the wireless product when the wireless product is in a receiving state;
sampling by a plurality of second digital signals and determining a second time domain signal;
determining a second frequency spectrum according to a discrete fourier transform of the second time domain signal; the abscissa of the second spectrum is frequency and the ordinate is relative power.
7. The method of claim 4, wherein the traversing the second spectrum and determining a second abrupt change in relative power at a non-centered second spectral location; the second abrupt change comprises a second frequency and a second relative power, comprising:
traversing the second frequency spectrum and positioning the central frequency region and the second mutation region;
determining a second abrupt change in relative power at a non-central second spectral location when the second abrupt change region is outside the central frequency region and the first abrupt change region;
analyzing the second mutation part, and taking the second mutation part as a second estimated interference signal; the second abrupt change includes a second frequency and a second relative power.
8. The method of claim 1, wherein determining the absolute power based on the first relative power, the relative power of the meter, and the second relative power, and positioning the interfering signal of the wireless product based on the first frequency and the absolute power, comprises:
acquiring a first relative power, a relative power of an instrument and a second relative power;
correlating the first relative power, the relative power of the meter, and the second relative power;
determining an absolute power based on the first relative power, the relative power of the meter, and the second relative power, wherein absolute power = first relative power+ (relative power of the meter second relative power);
and positioning the interference signal of the wireless product according to the first frequency and the absolute power, and determining the position of the interference signal of the wireless product.
9. A positioning device for interfering signals of a wireless product, the device comprising:
one or more processors; and
a memory storing computer program instructions that, when executed, cause the processor to perform the method of locating an interfering signal of a wireless product according to any of claims 1 to 8.
10. A computer readable medium having stored thereon computer program instructions executable by a processor to implement a method of locating an interfering signal of a wireless product according to any of claims 1 to 8.
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| CN202311557390.8A CN117411575A (en) | 2023-11-21 | 2023-11-21 | Method, apparatus and computer readable medium for locating interference signals of wireless products |
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| CN202311557390.8A CN117411575A (en) | 2023-11-21 | 2023-11-21 | Method, apparatus and computer readable medium for locating interference signals of wireless products |
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