CN109375155A - A kind of radio signal monitoring and direction-finding method and processor based on sense of hearing mapping - Google Patents
A kind of radio signal monitoring and direction-finding method and processor based on sense of hearing mapping Download PDFInfo
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- CN109375155A CN109375155A CN201811431833.8A CN201811431833A CN109375155A CN 109375155 A CN109375155 A CN 109375155A CN 201811431833 A CN201811431833 A CN 201811431833A CN 109375155 A CN109375155 A CN 109375155A
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
- G01S3/00—Direction-finders for determining the direction from which infrasonic, sonic, ultrasonic, or electromagnetic waves, or particle emission, not having a directional significance, are being received
- G01S3/02—Direction-finders for determining the direction from which infrasonic, sonic, ultrasonic, or electromagnetic waves, or particle emission, not having a directional significance, are being received using radio waves
- G01S3/14—Systems for determining direction or deviation from predetermined direction
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B17/00—Monitoring; Testing
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Abstract
The invention discloses a kind of radio signal monitoring and direction-finding methods and processor based on sense of hearing mapping, belong to radio monitoring technical field, and method includes: to generate the virtual sound source signal with angular nature according to the monitored radio signal received.Monitored radio signal is radiofrequency signal, carries out that there is the virtual source of sound mapping processing of angular nature to include frequency spectrum mapped mode and show to degree mapped mode to radiofrequency signal；Have the virtual source of sound mapping processing of angular nature not need to carry out direction finding processing to radiofrequency signal radiofrequency signal in frequency spectrum mapped mode；Show have the virtual source of sound mapping processing of angular nature to need to carry out direction finding to radiofrequency signal radiofrequency signal into degree mode.Processor executes all steps of the above method in computer instructions.The present invention, which can be realized driver and individually complete the signal of monitoring car while monitoring car safe driving, listens to and approaches detecting searching work, improves drive safety and search efficiency.
Description
Technical field
The present invention relates to radio monitoring and direction-finding technical field more particularly to a kind of radio signals based on sense of hearing mapping
Monitoring and direction-finding method and processor.
Background technique
Currently with the application of vehicle-mounted mobile radio signal monitoring and direction-finding equipment (hereinafter referred to as monitoring car), there is operation
Person carries out signal lookup on one side, is monitored the application scenarios of vehicle driving on one side, and the currently monitored vehicle carries out signal in traveling
When the positioning searching of source, needs to be equipped with special messenger in addition to monitoring car driver and be monitored the observation of direction finding parameter to carry out signal
It approaches, approach lookup, find signal transmitting station, occupy human resources；And if the single signal for executing monitoring car approaches detecting
Searching work then requires driver to drive monitoring car when observing the monitoring data of display screen, and there are security risks.
Summary of the invention
It is an object of the invention to overcome the deficiencies of the prior art and provide a kind of radio signal prisons based on sense of hearing mapping
Survey direction-finding method and processor.
The purpose of the present invention is achieved through the following technical solutions: a kind of radio signal prison based on sense of hearing mapping
Direction-finding method is surveyed, method includes: the monitored radio signal received according to antenna, generates the virtual sound with angular nature
Source signal.
Specifically, the monitored radio signal is radiofrequency signal, and the void with angular nature is carried out to radiofrequency signal
Quasi- source of sound mapping processing includes that the radiofrequency signal in frequency spectrum mapped mode handles and/or show the direction finding radio frequency letter into degree mapped mode
Number processing.
Specifically, the method includes the radiofrequency signal processing step in frequency spectrum mapped mode and/or show to degree map mould
Direction finding radiofrequency signal processing step in formula.
Further, the radiofrequency signal processing step in the frequency spectrum mapped mode includes:
Band scan；
The radiofrequency signal in default radiofrequency signal parameter area that will be received, by the radiofrequency signal spectrum information into
There is row the virtual source of sound mapping of angular nature to handle, and generate the virtual sound source signal with angular nature；
It is described to show that direction finding radiofrequency signal processing step includes: into degree mapped mode
Fixed frequency direction finding；
The radiofrequency signal in default direction finding radiofrequency signal parameter area that will be received, by showing to degree for the radiofrequency signal
Information have the virtual source of sound mapping of angular nature to handle, and generates the virtual sound source signal with angular nature.
Specifically, virtual sound source signal passes through volume and/or the corresponding expression target signal parameters of tone height.
Specifically, the default radiofrequency signal parameter includes radiofrequency signal field strength, frequency, bandwidth, frequency deviation, modulation degree, can
To be fixed radiofrequency signal field strength, frequency, bandwidth, frequency deviation, modulation angle value, it is also possible to be greater than the above-mentioned ginseng of entire frequency band signals
The certain percentage of number average value, such as 10%；The default direction finding radiofrequency signal parameter include signal strength, frequency, bandwidth,
Frequency deviation, modulation degree and direction finding mass value；When preset signals parameter is greater than one, whole parameters of radiofrequency signal is needed to be in
Just triggering mapping movement in preset signals parameter area；The preset signals parameter includes default radiofrequency signal parameter and default survey
To radiofrequency signal parameter.
Specifically, the virtual source of sound with angular nature is carried out by the spectrum information of the radiofrequency signal in frequency spectrum mapped mode
Map the calculation formula of processing are as follows:
Wherein, fnFor frequency point frequency values to be mapped, f0For the initial frequency value of band scan, f1For the end of band scan
Only frequency values, θ are frequency point fnMap corresponding virtual source of sound angle.
Specifically, the spectrum information of radiofrequency signal is generated by monitoring receiver, the input terminal connection of the monitoring receiver
Receiving antenna；Showing to degree information for the radiofrequency signal is generated by direction-finding receiver, the input terminal connection of the direction-finding receiver
Direction-finder antenna.
Specifically, the virtual sound source signal generated in the frequency spectrum mapped mode is played by the first audio-frequence player device；Institute
It states and shows that the virtual sound source signal generated into degree mapped mode is played by the second audio-frequence player device；First audio-frequence player device is used
There is the virtual sound source signal of angular nature, including multichannel vehicle-mounted sound box system in broadcasting；Second audio-frequence player device is used for
Play the virtual sound source signal with angular nature, including multichannel vehicle-mounted sound box system, or the opening with electronic compass
Formula headphone and the vehicle electronics compass being used cooperatively with open headphone.
Specifically, with the open headphone of electronic compass, and be used cooperatively with open headphone
Vehicle electronics compass is when compensating user's progress head bias angle, compensation calculation formula are as follows:
θ '=θ0-(θ1-θ2)
Wherein, θ ' is that frequency point to be mapped shows to angle value, θ0Show for the frequency point that vehicle-mounted monitoring system measures to angle value, θ1For
The number of people that electronic compass measures on earphone is read towards compass angle, θ2The headstock measured for vehicle electronics compass is towards compass angle
Degree reading.
Specifically, radiofrequency signal parameter and/or direction finding radiofrequency signal parameter, can be with compared with preset signals parameter area
It is realized by software (computer processing module) and/or hardware (antenna).
Specifically, by computer processing module by the radiofrequency signal parameter received and default radiofrequency signal parameter area
Be compared, generate have angular nature virtual sound source signal method the following steps are included:
Default radiofrequency signal parameter area；Receiving antenna receives monitored radio signal, and is transferred to monitoring and receives
Machine；Monitoring receiver carries out signal processing to the radiofrequency signal and obtains the spectrum information of the signal, starts band scan work；Meter
Whether the radiofrequency signal parameter that the judgement of calculation machine processing module receives is in default radiofrequency signal parameter area, if it is within range,
Have the virtual source of sound mapping of angular nature to handle by the spectrum information of the radiofrequency signal；First audio-frequence player device plays
Virtual sound source signal with angular nature is to position echo signal.
Specifically, the radiofrequency signal parameter received is compared with default radiofrequency signal parameter area by antenna,
Generate have angular nature virtual sound source signal method the following steps are included:
Default radiofrequency signal parameter area, starts the scanning work within the scope of certain frequency；Receiving antenna is received certain
The parameter of radiofrequency signal and the radiofrequency signal in frequency range transmits the signal in default radiofrequency signal parameter area
Monitoring receiver；Monitoring receiver carries out the spectrum information that processing exports the radiofrequency signal to the radiofrequency signal；Computer disposal
Module have the virtual source of sound mapping of angular nature to handle the spectrum information of the radiofrequency signal；First audio-frequence player device
Playing has the virtual sound source signal of angular nature to position echo signal.
Specifically, by computer processing module by the radiofrequency signal parameter received and default direction finding radiofrequency signal parameter
Range is compared, generate have angular nature virtual sound source signal method the following steps are included:
Default direction finding radiofrequency signal parameter area starts fixed frequency direction finding work；Direction-finder antenna receives fixed frequency
Radiofrequency signal, and feed back and arrive direction-finding receiver；Direction-finding receiver carries out signal processing to the radiofrequency signal and obtains the radiofrequency signal
Show to degree, field strength, frequency, bandwidth, frequency deviation, modulation degree and direction finding mass value information parameter；Computer processing module judgement should
Whether radiofrequency signal parameter is in default direction finding radiofrequency signal parameter area, if it is within range, by showing to degree information for the signal
Carry out the virtual source of sound mapping processing of angled attribute；Second audio-frequence player device plays, and there is the virtual source of sound of angular nature to believe
Number to position echo signal.
Specifically, by direction-finder antenna by the radiofrequency signal parameter received and default direction finding radiofrequency signal parameter area into
Row compare, generate have angular nature virtual sound source signal method the following steps are included:
Default direction finding radiofrequency signal parameter area starts fixed frequency direction finding work；Direction-finder antenna receives fixed frequency
Radiofrequency signal, and the radiofrequency signal parameter is in default direction finding radiofrequency signal parameter area, and the radiofrequency signal is fed to survey
To receiver；Direction-finding receiver to the radiofrequency signal carry out signal processing obtain the radiofrequency signal show to degree information；Computer
Processing module have the virtual source of sound mapping of angular nature to handle according to showing to degree information for the radiofrequency signal；Second audio
Playback equipment, which plays, has the virtual sound source signal of angular nature to position echo signal.
Specifically, further include a kind of processor, in computer instructions, execute the above method the step of.
Compared with prior art, the medicine have the advantages that
The present invention, which can be realized driver and individually complete the signal of monitoring car, approaches detecting searching work, improves execution and appoints
The target signal source search efficiency of drive safety and vehicle-mounted mobile monitoring station when business.
Detailed description of the invention
Specific embodiments of the present invention will be described in further detail with reference to the accompanying drawing.
Fig. 1 is the method flow diagram of the embodiment of the present invention 1.
Fig. 2 is that radiofrequency signal generates the virtual audio letter with angular nature in 1 frequency spectrum mapped mode of the embodiment of the present invention
Number method flow diagram；
Fig. 3 is to carry out showing for sense of hearing mapping by the spectrum information of radiofrequency signal in 1 frequency spectrum mapped mode of the embodiment of the present invention
It is intended to；
Fig. 4 is that the embodiment of the present invention 1 shows that direction finding radiofrequency signal is generated virtual with angular nature into degree mapped mode
The method flow diagram of audio signal；
Fig. 5 is that the embodiment of the present invention 1 shows the showing to degree information progress sense of hearing mapping by radiofrequency signal into degree mapped mode
Schematic diagram.
Specific embodiment
In order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, with reference to the accompanying drawing further
The technical schemes of the invention are described in detail, it should be understood that and embodiment described herein is merely to illustrate and explain the present invention, and
It is not used in the restriction present invention.
Embodiment 1
The present embodiment is related to a kind of radio signal monitoring and direction-finding method based on sense of hearing mapping, and this method is applied to vehicle-mounted
The application of mobile radio signal monitoring and direction-finding equipment (hereinafter referred to as monitoring car) makes driver drive monitoring car progress target
In the application scenarios that signal is searched, the aerogram that driver individually completes monitoring car in the case where safe driving can be realized
Number detecting searching work is approached, improves drive safety and search efficiency.
As shown in Figure 1, a kind of radio signal monitoring and direction-finding method based on sense of hearing mapping, method includes: according to antenna
The monitored radio signal received generates the virtual sound source signal with angular nature.
Preferably, in the present embodiment, monitored radio signal is radiofrequency signal, carries out radiofrequency signal with angle
The virtual source of sound mapping processing of attribute handles and/or shown including the radiofrequency signal in frequency spectrum mapped mode surveys into degree mapped mode
It is handled to radiofrequency signal.
Accordingly, this method includes radiofrequency signal processing step in frequency spectrum mapped mode and/or shows to degree mapped mode
Middle direction finding radiofrequency signal processing step.
It is further preferable that the radiofrequency signal processing step in frequency spectrum mapped mode includes:
S01: band scan；
S02: the radiofrequency signal in default radiofrequency signal parameter area that will be received is believed by the frequency spectrum of the radiofrequency signal
Breath have the virtual source of sound mapping of angular nature to handle, and generates the virtual sound source signal with angular nature；
Radiofrequency signal, which generates, has the virtual sound source signal of angular nature in one of implementation of the present embodiment,
The radiofrequency signal parameter that will be received is realized compared with default radiofrequency signal parameter area by hardware mode, and generating has angle
Spend the virtual sound source signal of attribute.
And in another implementation of the present embodiment, the radiofrequency signal parameter that will be received is realized by software mode
Compared with default radiofrequency signal parameter area, the virtual sound source signal with angular nature is generated.
Specifically, as shown in Fig. 2, by software mode, that is, computer processing module by the radiofrequency signal parameter received with
Default radiofrequency signal parameter area is compared, and it includes following step that generating, which has the method for the virtual sound source signal of angular nature,
It is rapid:
S0111: default radiofrequency signal parameter area；Wherein, radiofrequency signal parameter at least one.
S0112: receiving antenna receives monitored radiofrequency signal, and is transferred to monitoring receiver；
S0113: monitoring receiver carries out signal processing to the radiofrequency signal and obtains the spectrum information of the radiofrequency signal；
S0114: start band scan work；
S0115: whether the radiofrequency signal parameter that computer processing module judgement receives is in default radiofrequency signal parameter model
In enclosing, if it is within range, have the virtual source of sound mapping of angular nature to handle by the spectrum information of the radiofrequency signal；Its
In, in the present embodiment, radiofrequency signal parameter includes radiofrequency signal field strength, frequency, bandwidth, frequency deviation, modulation degree, can be fixation
Radiofrequency signal field strength, frequency, bandwidth, frequency deviation, modulation angle value, be also possible to be greater than entire frequency band signals above-mentioned parameter average value
Certain percentage, such as 10%；When default radiofrequency signal parameter is greater than one, whole parameters of radiofrequency signal is needed to locate
It is acted in just triggering mapping in default radiofrequency signal parameter area.
Further, in step S0115, have the sense of hearing of angular nature to map treatment process by radiofrequency signal
Calculation formula are as follows:
Wherein, fnFor frequency point frequency values to be mapped, f0For the initial frequency value of band scan, f1For the end of band scan
Only frequency values, θ are frequency point fnMap corresponding virtual source of sound angle.
S0116: the first audio-frequence player device, which plays, has the virtual sound source signal of angular nature to position echo signal.
Wherein, in step S0116, as an option, for the parameter value size of the spectrogram intermediate-frequeney point of radiofrequency signal,
Relative volume size can be used or the high low mode of tone height i.e. sound frequency shows to correspond to, as the signal strength value is right greatly
Answer that source of sound gives great volume or tone is high, the small corresponding source of sound volume of the signal strength value is small or tone is low, or both use simultaneously.As
One option, operator may be selected after each band information plays, to the special parameter of frequency range maximum value or crucial frequency point
If frequency, field intensity value carry out voice broadcast, the frequency and field intensity value of frequency point are played with voice mode, understand target convenient for operator
The accurate parameters of frequency point.It, can be by way of virtual source of sound directly in the mapping angle of the signal to the letter as an option
Number special parameter carry out voice broadcast, increase the intuitive of audio prompt.
More specifically, in step S0116, as an option, the first audio-frequence player device is played to be believed in default radio frequency
The virtual speech signal of target radio frequency signal in number parameter area, and successively carried out according to the frequency size of target radio frequency signal
It plays, operator can be allowed substantially to grasp the frequency point situation of band scan discovery by way of blind listen, do not influence driving safety
Property.
Specifically, by hardware mode, that is, antenna by the radiofrequency signal parameter received and default radiofrequency signal parameter area
Be compared, generate have angular nature virtual sound source signal method the following steps are included:
S0121: default radiofrequency signal parameter area starts the scanning work within the scope of certain frequency；Wherein, radiofrequency signal
Parameter at least one.
S0122: receiving antenna receives the parameter of the radiofrequency signal and the radiofrequency signal within the scope of certain frequency default
The radiofrequency signal of radiofrequency signal parameter area, and transmit the signal to monitoring receiver；In the present embodiment, radiofrequency signal is joined
Number includes radiofrequency signal field strength, frequency, can be fixed radiofrequency signal field strength, frequency values；When default radiofrequency signal parameter is big
When one, whole parameters of radiofrequency signal is needed to be in default radiofrequency signal parameter area just triggering mapping movement.
S0123: monitoring receiver carries out the spectrum information that processing exports the radiofrequency signal to the radiofrequency signal；
S0124: computer processing module carries out the virtual source of sound with angular nature to the spectrum information of the radiofrequency signal
Mapping processing；Wherein, radiofrequency signal carries out the calculation formula of the sense of hearing mapping treatment process with angular nature are as follows:
Wherein, fnFor frequency point frequency values to be mapped, f0For the initial frequency value of band scan, f1For the end of band scan
Only frequency values, θ are frequency point fnMap corresponding virtual source of sound angle.
S0125: the first audio-frequence player device, which plays, has the virtual sound source signal of angular nature to position echo signal.Its
In, in step S0125, as an option, for the parameter value size of the spectrogram intermediate-frequeney point of radiofrequency signal, it can be used opposite
Volume or tone height are that the high low mode of sound frequency shows to correspond to, such as the big corresponding source of sound volume of the signal strength value
Big or tone is high, and the small corresponding source of sound volume of the signal strength value is small or tone is low, or both use simultaneously.As an option, behaviour
Author may be selected after each band information plays, to the special parameter such as frequency, field of frequency range maximum value or crucial frequency point
Intensity values carry out voice broadcast, and the frequency and field intensity value of frequency point are played with voice mode, and the essence of target frequency point is understood convenient for operator
True parameter.It, can be by way of virtual source of sound directly in the mapping angle of the signal to the specific of the signal as an option
Parameter carries out voice broadcast, increases the intuitive of audio prompt.
More specifically, in step S0125, as an option, the first audio-frequence player device is played to be believed in default radio frequency
The virtual speech signal of target radio frequency signal in number parameter area, and successively carried out according to the frequency size of target radio frequency signal
It plays, operator can be allowed substantially to grasp the frequency point situation of band scan discovery by way of blind listen, do not influence driving safety
Property.
More specifically, the spectrum information by radiofrequency signal of the present embodiment carries out process such as Fig. 3 of sense of hearing mapping processing
It is shown, if the leftmost side for the spectrogram that radiofrequency signal just appears in the starting frequency point of band scan namely monitoring device is shown
When position, then system can produce one allow driver feel source of sound broadcast in the audio signal of leftmost side direction (being set as 0 degree)
It puts；If signal just appears in the termination frequency point of band scan namely the right-most position of spectrogram, system can produce one
Driver is allowed to feel that source of sound is played out in the audio signal of rightmost side direction (being set as 180 degree)；As frequency point band scan just
In namely spectrogram middle, then system can produce one allow driver feel source of sound front direction (being set as 90 degree)
Audio signal plays out.There is the signal of other positions to occur on spectrogram, then it can be in a comparable manner by signal in frequency
The position of spectrogram carries out correspondence mappings processing.It is existing mature that the audio signal production method of the virtual source of sound of angle, which is specifically designated,
Virtual ring is around audio technology: as based on HRTF (Head Related Transfer Function) head-related transfer function
HRTF3D positions Audiotechnica etc., and the present invention does not inquire into.
It is further preferable that showing that direction finding radiofrequency signal processing step includes: into degree mapped mode
S11: fixed frequency direction finding；
S12: the radiofrequency signal in default direction finding radiofrequency signal parameter area that will be received, by showing for the radiofrequency signal
Have the virtual source of sound mapping of angular nature to handle to degree information, generates the virtual sound source signal with angular nature.
Direction finding radiofrequency signal, which generates, has the virtual sound source signal of angular nature in one of realization side of the present embodiment
In formula, by hardware mode realize will the radiofrequency signal parameter that receive compared with default direction finding radiofrequency signal parameter area,
Generate the virtual sound source signal with angular nature.
And in another implementation of the present embodiment, the direction finding radiofrequency signal that will be received is realized by software mode
Parameter generates the virtual sound source signal with angular nature compared with default direction finding radiofrequency signal parameter area.
Further, as shown in figure 4, the radiofrequency signal parameter that will be received by software mode, that is, computer processing module
It is compared with default direction finding radiofrequency signal parameter area, generates the virtual sound source signal specific steps packet with angular nature
It includes:
S1111: default direction finding radiofrequency signal parameter area starts fixed frequency direction finding work；Wherein, direction finding radio frequency is preset
Signal parameter at least one.
S1112: direction-finder antenna receives fixed frequency radiofrequency signal, and feeds back and arrive direction-finding receiver；
S1113: direction-finding receiver to the radiofrequency signal carry out signal processing obtain the signal show to degree, field strength, frequency,
Bandwidth, frequency deviation, modulation degree and direction finding mass value information parameter；
S1114: whether computer processing module judges the direction finding radiofrequency signal parameter in default direction finding radiofrequency signal parameter
In range, if it is within range, show that the virtual source of sound mapping for carrying out angled attribute to degree information is handled according to the radiofrequency signal；
When default direction finding radiofrequency signal parameter is greater than one, whole parameters of the radiofrequency signal received are in default direction finding radio frequency
Just triggering mapping movement within the scope of signal parameter.
S1115: the second audio-frequence player device, which plays, has the virtual sound source signal of angular nature to position echo signal.Its
In, it can be the high low mode of sound frequency by using volume or tone height as an option in step S1115
The parameters such as target radio frequency signal strength size and direction finding quality are indicated to correspond to；As an option, operator be may be selected each
After information plays, to the special parameter such as frequency, field strength of target frequency point and shows to angle value and carry out voice broadcast, convenient for operation
The accurate direction finding parameter of person's understanding target frequency point；It, can also be by way of virtual source of sound directly in the signal as an option
Mapping angle voice broadcast is carried out to the special parameter of the signal, increase the intuitive of audio prompt.
In step S1115, the second audio-frequence player device is used to play the virtual sound source signal with angular nature, including
Multichannel vehicle-mounted sound box system, or the open headphone with electronic compass and with open headphone cooperate
The vehicle electronics compass used.
Further, it with the open headphone of electronic compass, and is used cooperatively with open headphone
Vehicle electronics compass to user carry out head bias angle compensation when, compensation calculation formula are as follows:
θ '=θ0-(θ1-θ2)
Wherein, θ ' is that frequency point to be mapped shows to angle value, θ0Show for the frequency point that vehicle-mounted monitoring system measures to angle value, θ1For
The number of people that electronic compass measures on earphone is read towards compass angle, θ2The headstock measured for vehicle electronics compass is towards compass angle
Degree reading.
Further, the direction finding radiofrequency signal parameter received is penetrated with default direction finding by hardware mode, that is, direction-finder antenna
Frequency signal parameter range is compared, and is generated the virtual sound source signal specific steps with angular nature and is included:
S1121: default direction finding radiofrequency signal parameter area starts fixed frequency direction finding work；Wherein, direction finding radio frequency is preset
Signal parameter at least one.
S1122: direction-finder antenna receives fixed frequency radiofrequency signal, and the direction finding radiofrequency signal parameter is in default direction finding radio frequency
Signal parameter range, and the signal is fed to direction-finding receiver；Wherein, direction finding radiofrequency signal parameter includes signal strength, frequency
Rate；When default direction finding radiofrequency signal parameter is greater than one, the whole parameters for the radiofrequency signal that direction-finder antenna receives are in
Just triggering mapping movement in default direction finding radiofrequency signal parameter area.
S1123: direction-finding receiver is handled to obtain the showing to degree information of the radiofrequency signal to the radiofrequency signal；
S1124: computer processing module carries out having the virtual of angular nature according to showing to degree information for the radiofrequency signal
Source of sound mapping processing；
S1125: the second audio-frequence player device, which plays, has the virtual sound source signal of angular nature to position echo signal.Its
In, it can be the high low mode of sound frequency by using volume or tone height as an option in step S1125
The parameters such as target radio frequency signal magnitude and direction finding quality are indicated to correspond to；As an option, operator be may be selected in each information
After broadcasting, to the special parameter such as frequency, field strength of target frequency point and shows to angle value and carry out voice broadcast, be convenient for operator
Solve the accurate direction finding parameter of target frequency point；As an option, can also by way of virtual source of sound direct reflecting in the signal
Firing angle degree carries out voice broadcast to the special parameter of the signal, increases the intuitive of audio prompt.
More specifically, the process of mapping processing is carried out to degree information as shown in figure 5, automobile is advanced by showing for radiofrequency signal
Direction be direct north, 0 ° is set as, then angle, θ is that echo signal being shown to degree, by showing to degree information, directly for the signal
Virtual source of sound angle map processing is carried out, the virtual sound source direction for hearing operator and operator and radio signal source direction are protected
It holds consistent.
In above-described embodiment, operator blind on one side can listen prompt tone discrimination objective signal source direction, drive monitoring on one side
Vehicle approaches lookup to target direction traveling, finally can determine target position region by repeatedly searching the mode of approaching, compared to current
Check that display screen shows the target of the drive safety and monitoring car when improving execution task to degree mode in monitoring car driving
Signal source search efficiency.
Based on this understanding, the technical solution of the present embodiment substantially the part that contributes to existing technology in other words
Or the part of the technical solution can be embodied in the form of software products, which is stored in one and deposits
In storage media, including some instructions are used so that a computer equipment (can be personal computer, server or network
Equipment etc.) it performs all or part of the steps of the method described in the various embodiments of the present invention.And storage medium above-mentioned include: USB flash disk,
Mobile hard disk, read-only memory (Read-OnlyMemory, ROM), random access memory (RandomAccessMemory,
RAM), the various media that can store program code such as magnetic or disk.
Embodiment 2
The present embodiment is related to a kind of radio signal monitoring and direction-finding processor based on sense of hearing mapping, is in embodiment 1
On the basis of advanced optimize, including a kind of processor, in computer instructions, the step of executing the above method.
Embodiment 3
The present embodiment is related to a kind of radio signal monitoring and direction finding system based on sense of hearing mapping, is the base in embodiment 1
Advanced optimizing on plinth, system include: frequency spectrum mapped mode unit and show to degree mapped mode unit.
Further, frequency spectrum mapped mode unit includes receiving antenna, monitoring receiver, computer processing module and first
Audio-frequence player device does not have direction-measuring function.
Further, the first audio-frequence player device can play the virtual sound source signal with angular nature, including more sound
Road vehicle-mounted sound box system.
Further, receiving antenna is for the radiofrequency signal in reception space, and transmits the signal to monitoring receiver；
Monitoring receiver is used to carry out antenna received signal the processing final output spectrum signal such as down coversion A/D conversion, FFT transform
Realize the functions such as band scan.Computer processing module carries out the void with angular nature according to the spectrum information of the radiofrequency signal
Quasi- source of sound mapping processing.First audio-frequence player device, which plays, has the virtual sound source signal of angular nature to position echo signal.
Further, computer processing module operation has the mapping processing and sound of supporting virtual ring around audio technology to play function
The software of energy.
As an option, monitoring receiver being capable of mapping processing and sound broadcasting function of the operation support virtual ring around audio technology
The software of energy.
Further, show that degree mapped mode unit include direction-finder antenna, direction-finding receiver, computer processing module and the
Two audio-frequence player devices have direction-measuring function.
Further, the second audio-frequence player device can play the virtual sound source signal with angular nature, including have
The open headphone of electronic compass, and the vehicle electronics compass being used cooperatively with open headphone.
Further, direction-finder antenna is for receiving fixed frequency radiofrequency signal, and the signal is fed to direction-finding receiver；
Direction-finding receiver the information received is handled finally export the radiofrequency signal show to degree information；Computer processing module
Have the virtual source of sound mapping of angular nature to handle according to showing to degree information for the radiofrequency signal；Second audio-frequence player device
Playing has the virtual sound source signal of angular nature to position echo signal.
Further, computer processing module operation has the mapping processing and sound of supporting virtual ring around audio technology to play function
The software of energy.
As an option, direction-finding receiver being capable of mapping processing and sound broadcasting function of the operation support virtual ring around audio technology
The software of energy.
The above specific embodiment is detailed description of the invention, and it cannot be said that a specific embodiment of the invention office
It is limited to these explanations, for those of ordinary skill in the art to which the present invention belongs, before not departing from present inventive concept
It puts, several simple deductions and substitution can also be made, all shall be regarded as belonging to protection scope of the present invention.
Claims (10)
1. a kind of radio signal monitoring and direction-finding method based on sense of hearing mapping, which is characterized in that the method includes according to day
The monitored radio signal that line receives generates the virtual sound source signal with angular nature.
2. a kind of radio signal monitoring and direction-finding method based on sense of hearing mapping according to claim 1, which is characterized in that
The monitored radio signal is radiofrequency signal, and the virtual source of sound mapping processing packet with angular nature is carried out to radiofrequency signal
It includes the radiofrequency signal processing in frequency spectrum mapped mode and/or shows the direction finding radiofrequency signal processing into degree mapped mode.
3. a kind of radio signal monitoring and direction-finding method based on sense of hearing mapping according to claim 2, which is characterized in that
The method includes the radiofrequency signal processing step in frequency spectrum mapped mode and/or show the direction finding radiofrequency signal into degree mapped mode
Processing step；
Radiofrequency signal processing step in the frequency spectrum mapped mode includes:
Band scan；
The radiofrequency signal in default radiofrequency signal parameter area that will be received, is had by the spectrum information of the radiofrequency signal
The virtual source of sound mapping of angled attribute is handled, and generates the virtual sound source signal with angular nature；
It is described to show that direction finding radiofrequency signal processing step includes: into degree mapped mode
Fixed frequency direction finding；
The radiofrequency signal in default direction finding radiofrequency signal parameter area that will be received, by showing to degree information for the radiofrequency signal
Have the virtual source of sound mapping of angular nature to handle, generates the virtual sound source signal with angular nature.
4. a kind of radio signal monitoring and direction-finding method based on sense of hearing mapping according to claim 3, which is characterized in that
The virtual sound source signal passes through volume and/or the corresponding expression target radio frequency signal parameter of tone height.
5. a kind of radio signal monitoring and direction-finding method based on sense of hearing mapping according to claim 3, which is characterized in that
The default radiofrequency signal parameter includes radiofrequency signal field strength, frequency, bandwidth, frequency deviation, modulation degree；The default direction finding radio frequency letter
Number parameter includes that signal shows to degree, field strength, frequency, bandwidth, frequency deviation, modulation degree and direction finding mass value；When preset signals parameter is big
When one, whole parameters of radiofrequency signal is needed to be in preset signals parameter area just triggering mapping movement；It is described pre-
If signal parameter includes default radiofrequency signal parameter and default direction finding radiofrequency signal parameter.
6. a kind of radio signal monitoring and direction-finding method based on sense of hearing mapping according to claim 3, which is characterized in that
The virtual source of sound mapping processing with angular nature is carried out by the spectrum information of the radiofrequency signal in the frequency spectrum mapped mode
Calculation formula are as follows:
Wherein, fnFor frequency point frequency values to be mapped, f0For the initial frequency value of band scan, f1For the termination frequency of band scan
Rate value, θ are frequency point fnMap corresponding virtual source of sound angle.
7. a kind of radio signal monitoring and direction-finding method based on sense of hearing mapping according to claim 3, which is characterized in that
The spectrum information of the radiofrequency signal is generated by monitoring receiver, and the input terminal of the monitoring receiver connects receiving antenna；Institute
Stating showing to degree information for radiofrequency signal is generated by direction-finding receiver, and the input terminal of the direction-finding receiver connects direction-finder antenna.
8. a kind of radio signal monitoring and direction-finding method based on sense of hearing mapping according to claim 3, which is characterized in that
The virtual sound source signal generated in the frequency spectrum mapped mode is played by the first audio-frequence player device；It is described to show to degree mapped mode
The virtual sound source signal of middle generation is played by the second audio-frequence player device；First audio-frequence player device has angle category for playing
The virtual sound source signal of property, including multichannel vehicle-mounted sound box system；Second audio-frequence player device has angular nature for playing
Virtual sound source signal, including multichannel vehicle-mounted sound box system, or the open headphone with electronic compass and with
The vehicle electronics compass that open headphone is used cooperatively.
9. a kind of radio signal monitoring and direction-finding method based on sense of hearing mapping according to claim 8, which is characterized in that
The open headphone with electronic compass, and the vehicle electronics compass being used cooperatively with open headphone
When being compensated to user's progress head bias angle, compensation calculation formula are as follows:
θ '=θ0-(θ1-θ2)
Wherein, θ ' is that frequency point to be mapped shows to angle value, θ0Show for the frequency point that vehicle-mounted monitoring system measures to angle value, θ1For earphone
The number of people that upper electronic compass measures is read towards compass angle, θ2It is read for the headstock that vehicle electronics compass measures towards compass angle
Number.
10. a kind of processor, which is characterized in that in computer instructions, perform claim requires in 1 to 9 the processor
The step of described in any item methods.
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112731361A (en) * | 2020-12-21 | 2021-04-30 | 成都瀚德科技有限公司 | Bicycle positioning method and device of radio monitoring vehicle |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1368926A (en) * | 1972-04-17 | 1974-10-02 | Thomson Csf | Radio direction-finding apparatus |
| CN1065732A (en) * | 1991-04-09 | 1992-10-28 | 俞惟铨 | Vehicular radio is monitored direction finding system and system |
| GB9508483D0 (en) * | 1994-04-27 | 1995-06-14 | Wilder Lucien M I | A radio direction and range finding system and method |
| US5905464A (en) * | 1995-03-06 | 1999-05-18 | Rockwell-Collins France | Personal direction-finding apparatus |
| US20030061001A1 (en) * | 2001-09-25 | 2003-03-27 | Symbol Technologies, Inc. | Three dimensional (3-D) object locator system for items or sites using an intuitive sound beacon: system and method of operation |
| US20030059070A1 (en) * | 2001-09-26 | 2003-03-27 | Ballas James A. | Method and apparatus for producing spatialized audio signals |
| CN104993884A (en) * | 2015-08-18 | 2015-10-21 | 成都九华圆通科技发展有限公司 | Handheld digital monitoring direction finding system and monitoring method thereof |
| CN106405484A (en) * | 2016-08-31 | 2017-02-15 | 成都九华圆通科技发展有限公司 | Multifunctional radio monitoring and direction finding system based on manned craft |
-
2018
- 2018-11-28 CN CN201811431833.8A patent/CN109375155B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1368926A (en) * | 1972-04-17 | 1974-10-02 | Thomson Csf | Radio direction-finding apparatus |
| CN1065732A (en) * | 1991-04-09 | 1992-10-28 | 俞惟铨 | Vehicular radio is monitored direction finding system and system |
| GB9508483D0 (en) * | 1994-04-27 | 1995-06-14 | Wilder Lucien M I | A radio direction and range finding system and method |
| US5905464A (en) * | 1995-03-06 | 1999-05-18 | Rockwell-Collins France | Personal direction-finding apparatus |
| US20030061001A1 (en) * | 2001-09-25 | 2003-03-27 | Symbol Technologies, Inc. | Three dimensional (3-D) object locator system for items or sites using an intuitive sound beacon: system and method of operation |
| US20030059070A1 (en) * | 2001-09-26 | 2003-03-27 | Ballas James A. | Method and apparatus for producing spatialized audio signals |
| CN104993884A (en) * | 2015-08-18 | 2015-10-21 | 成都九华圆通科技发展有限公司 | Handheld digital monitoring direction finding system and monitoring method thereof |
| CN106405484A (en) * | 2016-08-31 | 2017-02-15 | 成都九华圆通科技发展有限公司 | Multifunctional radio monitoring and direction finding system based on manned craft |
Non-Patent Citations (1)
| Title |
|---|
| 韩希安: ""无线电监测系统中测向和定位子系统的设计与实现"", 《中国优秀博硕士学位论文全文数据库（硕士）信息科技辑》 * |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112731361A (en) * | 2020-12-21 | 2021-04-30 | 成都瀚德科技有限公司 | Bicycle positioning method and device of radio monitoring vehicle |
| CN112731361B (en) * | 2020-12-21 | 2024-04-16 | 成都瀚德科技有限公司 | Bicycle positioning method and device for radio monitoring bicycle |
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