CN107241145B - Processing method, device, storage medium and the terminal of radio frequency interference - Google Patents

Processing method, device, storage medium and the terminal of radio frequency interference Download PDF

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Publication number
CN107241145B
CN107241145B CN201710400987.XA CN201710400987A CN107241145B CN 107241145 B CN107241145 B CN 107241145B CN 201710400987 A CN201710400987 A CN 201710400987A CN 107241145 B CN107241145 B CN 107241145B
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signal
interference
interference signal
negative phase
terminal
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CN107241145A (en
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杨怀
伏奎
陈再成
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Guangdong Oppo Mobile Telecommunications Corp Ltd
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Guangdong Oppo Mobile Telecommunications Corp Ltd
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    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04BTRANSMISSION
    • H04B15/00Suppression or limitation of noise or interference
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04KSECRET COMMUNICATION; JAMMING OF COMMUNICATION
    • H04K3/00Jamming of communication; Counter-measures
    • H04K3/20Countermeasures against jamming
    • H04K3/22Countermeasures against jamming including jamming detection and monitoring
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04KSECRET COMMUNICATION; JAMMING OF COMMUNICATION
    • H04K3/00Jamming of communication; Counter-measures
    • H04K3/20Countermeasures against jamming
    • H04K3/25Countermeasures against jamming based on characteristics of target signal or of transmission, e.g. using direct sequence spread spectrum or fast frequency hopping

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  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Mobile Radio Communication Systems (AREA)

Abstract

The embodiment of the present invention provides processing method, device, storage medium and the terminal of a kind of radio frequency interference.This method is used when the signal strength for detecting radiofrequency signal that terminal receives is lower than preset threshold, obtains the current setpoint value of the operating parameter of functional unit in terminal;Obtain the interference signal that functional unit generates under current setpoint value;Obtain the corresponding negative phase signal of interference signal;Negative phase signal is superimposed with radiofrequency signal, to handle radiofrequency signal;The setting value that the program passes through the operating parameter of functional unit, accurate determine to current generates interference signal, and corresponding negative phase signal is generated based on interference signal, radiofrequency signal is handled, the interference that radiofrequency signal is subject to can be reduced, so as to improve communication quality, and then improve the stability of terminal.

Description

Processing method, device, storage medium and the terminal of radio frequency interference
Technical field
The present invention relates to field of communication technology, in particular to a kind of processing method of radio frequency interference, device, storage medium and Terminal.
Background technique
With the development of communication technology, the function of the mobile terminals such as smart phone is more and more.Inside mobile terminal Structure also become increasingly complex.There is the case where interacting between some components of mobile terminal.
The interference problem of radio communication is all important topic urgently to be resolved all the time, wherein both having included in radio frequency system Interference between portion also includes interference of the other systems to radio communication.For example, motor system in intelligent terminal system, Camera system, system of fingerprints etc., these external interference sources can reception signal to mobile terminal generate interference, cause it is mobile eventually The strength reduction of the termination collection of letters number, and then the stability of mobile terminal is caused to reduce.
Summary of the invention
The embodiment of the present invention provides processing method, device, storage medium and the terminal of a kind of radio frequency interference, and end can be improved The stability at end.
The embodiment of the present invention provides a kind of processing method of radio frequency interference, comprising:
When detecting the signal strength of radiofrequency signal that terminal receives lower than preset threshold, functional group in terminal is obtained The current setpoint value of the operating parameter of part;
Obtain the interference signal that the functional unit generates under the current setpoint value;
Obtain the corresponding negative phase signal of the interference signal;
The negative phase signal is superimposed with the radiofrequency signal, to handle the radiofrequency signal.
The embodiment of the present invention provides a kind of processing unit of radio frequency interference, comprising:
First obtains module, for working as the signal strength for the radiofrequency signal for detecting that terminal receives lower than preset threshold When, obtain the current setpoint value of the operating parameter of functional unit in terminal;
Second obtains module, for obtaining the interference signal that the functional unit generates under the current setpoint value;
Third obtains module, for obtaining the corresponding negative phase signal of the interference signal;
Processing module, for the negative phase signal to be superimposed with the radiofrequency signal, to be carried out to the radiofrequency signal Processing.
The embodiment of the present invention also provides a kind of storage medium, and a plurality of instruction, described instruction are stored in the storage medium Suitable for being loaded by processor to execute the processing method of above-mentioned radio frequency interference.
The embodiment of the present invention also provides a kind of terminal, including processor and storage medium, stores in the storage medium There is a plurality of instruction, the processor loads the instruction to execute the processing method of above-mentioned radio frequency interference.
The embodiment of the present invention also provides a kind of terminal, comprising: processor, radio circuit, wherein the processor with it is described Radio circuit is electrically connected;
The processor, for when the signal strength for detecting radiofrequency signal that terminal receives is lower than preset threshold, Obtain the current setpoint value of the operating parameter of functional unit in terminal;
The processor is also used to obtain the interference signal that the functional unit generates under the current setpoint value;
The processor is also used to obtain the corresponding negative phase signal of the interference signal;
The radio circuit, for the negative phase signal to be superimposed with the radiofrequency signal, to the radiofrequency signal It is handled.
The processing method of radio frequency interference provided in an embodiment of the present invention, using in the radiofrequency signal for detecting that terminal receives Signal strength be lower than preset threshold when, obtain terminal in functional unit operating parameter current setpoint value;It obtains current The interference signal that functional unit generates under setting value;Obtain the corresponding negative phase signal of interference signal;By negative phase signal with penetrate Frequency Signal averaging, to handle radiofrequency signal;The program is accurately determined by the setting value of the operating parameter of functional unit Interference signal is generated to current, and corresponding negative phase signal is generated based on interference signal, radiofrequency signal is handled, can be subtracted The interference that few radiofrequency signal is subject to so as to improve communication quality, and then improves the stability of terminal.
Detailed description of the invention
To describe the technical solutions in the embodiments of the present invention more clearly, make required in being described below to embodiment Attached drawing is briefly described.It should be evident that drawings in the following description are only some embodiments of the invention, for For those skilled in the art, without creative efforts, it can also be obtained according to these attached drawings other attached Figure.
Fig. 1 is the flow diagram of the processing method of radio frequency interference provided in an embodiment of the present invention.
Fig. 2 is the application scenarios schematic diagram of the processing method of radio frequency interference provided in an embodiment of the present invention.
Fig. 3 is another flow diagram of the processing method of radio frequency interference provided in an embodiment of the present invention.
Fig. 4 is the structural schematic diagram of the processing unit of radio frequency interference provided in an embodiment of the present invention.
Fig. 5 is another structural schematic diagram of the processing unit of radio frequency interference provided in an embodiment of the present invention.
Fig. 6 is the another structural schematic diagram of the processing unit of radio frequency interference provided in an embodiment of the present invention.
Fig. 7 is the structural schematic diagram of terminal provided in an embodiment of the present invention.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete Site preparation description.Obviously, described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on Embodiment in the present invention, those skilled in the art's every other implementation obtained without creative efforts Example, shall fall within the protection scope of the present invention.
Description and claims of this specification and term " first " in above-mentioned attached drawing, " second ", " third " etc. (if present) is to be used to distinguish similar objects, without being used to describe a particular order or precedence order.It should be appreciated that this The object of sample description is interchangeable under appropriate circumstances.In addition, term " includes " and " having " and their any deformation, meaning Figure, which is to cover, non-exclusive includes.For example, containing the process, method of series of steps or containing a series of modules or list The device of member, terminal, system those of are not necessarily limited to be clearly listed step or module or unit, can also include unclear The step of ground is listed or module or unit also may include its intrinsic for these process, methods, device, terminal or system Its step or module or unit.
The embodiment of the present invention provides processing method, device, storage medium and the terminal of a kind of radio frequency interference, below will be respectively It is described in detail.
As shown in Figure 1, the processing method of radio frequency interference, may comprise steps of:
S101, when detecting the signal strength of radiofrequency signal that terminal receives lower than preset threshold, obtain in terminal The current setpoint value of the operating parameter of functional unit.
Wherein, which is the functional unit being currently running, such as camera, motor, sensor, loudspeaker. Each functional unit is corresponding with two or more operating statuses, and each operating parameter is corresponding with multiple and different settings Value.That is, each functional unit is corresponding with one or more operating parameters, each operating parameter is corresponding under different operating statuses Multiple and different setting values.For example, the operating parameter of motor can include: power (the first operating parameter), voltage (the second operation ginseng Number), electric current (third operating parameter), frequency (the 4th operating parameter) etc., under different operating statuses, each operating parameter is corresponding Setting value can are as follows: a1, b1, c1, d1;a2,b2,c2,d2;a3,b3,c3,d3.
The schematic diagram that terminal and base station interact is as shown in Fig. 2, have radio circuit, processor and functional group in terminal Part.Terminal is communicated with each other by radio circuit and base station.When the radio circuit in terminal detects the radiofrequency signal from base station When, processor, which is sent, by radiofrequency signal handles.At this point, the processor of terminal, which can detecte radio circuit, receives radio frequency The signal strength of signal.Wherein, radio circuit receives the intensity of radiofrequency signal, and the signal that specifically can be in radio circuit connects The signal strength for the radiofrequency signal that receipts machine receives.
In practical application, when terminal receives the radiofrequency signal from base station, the function that is currently running due to other Component is in running order, will generate harmonic signal, receives radio frequency letter when the frequency of the harmonic signal falls into current radio frequency circuit Number frequency range in when, functional unit will cause signal interference to radio circuit, and radio circuit is caused to receive the letter of radiofrequency signal Number strength reduction.
Wherein it is possible to which a preset threshold is arranged for the radiofrequency signal that terminal receives, and the preset threshold is stored in In terminal.Preset threshold indicates signal strength, can be configured by those skilled in the art or production manufacturer.It is default Threshold value can be a signal strength numerical value.For example, preset threshold is -88dBm (decibel milliwatt).
Specifically, it when receiving radiofrequency signal, can currently be connect by inquiring the running parameter of radio circuit to obtain The signal strength of the radiofrequency signal received.Then, the signal strength that will acquire is compared with the preset threshold, should with judgement Whether signal strength is less than preset threshold.If detecting, the signal strength lower than preset threshold, triggers and obtains function in terminal The current setpoint value of the operating parameter of component.
S102, the interference signal that functional unit generates under current setpoint value is obtained.
In embodiments of the present invention, different setting values can be preset and correspond to different interference signals, so that basis is worked as Preceding setting value obtains corresponding interference signal.That is, step " obtains the interference letter that functional unit generates under current setpoint value Number " may include:
The determining and matched preset function component of functional unit from interference signal database, wherein interference signal data Library include: multiple preset function components, multiple and different setting values of operating parameter, multiple interference signals, preset function component with The first mapping relations between setting value and the second mapping relations between setting value and interference signal;
According to current setpoint value, preset function component and the first mapping relations, determined from interference signal database with The matched target setting value of current setpoint value;
According to target setting value and the second mapping relations, obtained from interference signal database corresponding with target setting value Target jamming signal;
The interference signal that target jamming signal is generated as functional unit.
S103, the corresponding negative phase signal of interference signal is obtained.
Wherein, negative phase signal are as follows: frequency, amplitude are identical as interference signal, and the signal that phase is opposite with interference signal.
In the embodiment of the present invention, obtain the corresponding negative phase signal of interference signal mode can there are many.For example, can base Corresponding negative phase signal is determined in the signal characteristic of the interference signal;That is, step " obtains the corresponding minus phase of interference signal Signal " can include:
Determine the signal characteristic of interference signal;
Corresponding negative phase signal is generated based on signal characteristic.
Specifically, signal characteristic can include: frequency, phase, amplitude etc..For example, spectrum analysis can be carried out to the signal, The frequency domain characteristic of the signal is obtained, to obtain the frequency, phase, amplitude of interference signal.Then, based on frequency, phase, amplitude etc. Information generates the corresponding negative phase signal of the interference signal using signal generator in real time.
In some embodiments, also interference signal can be analyzed in advance, makes corresponding negative phase signal, builds Corresponding relationship between vertical interference signal and negative phase signal, and store in the terminal.So as to when determining interference signal, according to The corresponding relationship obtains the corresponding negative phase signal of interference signal.
In some embodiments, in order to reduce power consumption of terminal, can only to the biggish interference signal of annoyance level at Reason.That is, obtaining the corresponding minus phase of interference signal after obtaining the interference signal that functional unit generates under current setpoint value Before signal, this method can also include:
Determine interference signal to the interference strength of radiofrequency signal;
Judge whether interference strength is greater than default interference strength;
If more than then executing the step of obtaining interference signal corresponding negative phase signal.
In specific implementation process, the channel frequency of the current shared channel of radiofrequency signal can be obtained, the letter of interference signal is obtained Number frequency is based on signal frequency and channel frequency, obtains interference signal to the interference strength of radiofrequency signal.
Wherein, default interference strength can be configured by those skilled in the art or production manufacturer.Practical application In, when interference strength of a certain interference signal to radiofrequency signal is smaller, can be neglected.
S104, negative phase signal is superimposed with radiofrequency signal, to handle radiofrequency signal.
In some embodiments, the functional unit in terminal has multiple interference signals, therefore need to generate corresponding more A negative phase signal is to be removed interference processing to radiofrequency signal.In order to facilitate superposition, can first by multiple negative phase signals into Row polymerization formed an entirety signal, then with radiofrequency signal superposition processing, to remove signal interference.That is, the minus phase is believed It number may include multiple sub- negative phase signals;Negative phase signal " is superimposed " by step with radiofrequency signal can include:
Multiple sub- negative phase signals are polymerize, aggregate signal is formed;
Aggregate signal is superimposed with radiofrequency signal.
Specifically, multiple sub- negative phase signals can be polymerize by combiner, forms an aggregate signal.
From the foregoing, it will be observed that the embodiment of the present invention provides a kind of processing method of radio frequency interference, using detecting that terminal receives When the signal strength of the radiofrequency signal arrived is lower than preset threshold, the current setting of the operating parameter of functional unit in terminal is obtained Value;Obtain the interference signal that functional unit generates under current setpoint value;Obtain the corresponding negative phase signal of interference signal;It will bear Phase signal is superimposed with radiofrequency signal, to handle radiofrequency signal;The program passes through setting for the operating parameter of functional unit Value is set, accurate determine to current generates interference signal, and generates corresponding negative phase signal to radiofrequency signal based on interference signal It is handled, the interference that radiofrequency signal is subject to can be reduced, so as to improve communication quality, and then improve the stability of terminal.
In some embodiments, the processing method of another radio frequency interference is also provided.With reference to Fig. 3, the place of the radio frequency interference Reason method may comprise steps of:
S201, obtain terminal in multiple preset function components, multiple respective operating parameters of preset function component it is more A difference setting value and each corresponding interference signal of preset function component, wherein interference signal are as follows: preset function The signal that component generates under the different setting values of operating parameter.
Wherein, preset function component can include: microphone, receiver, loudspeaker, motor, key, camera, sensor, Other in display screen etc. and terminal can generate the device of interference to radiofrequency signal.
And the interference signal obtained, it can be digital signal, be also possible to analog signal.
S202, the first mapping relations between preset function component and the setting value of operating parameter are established.
Specifically, operating parameter can be one, be also possible to multiple.And each operating parameter at least there are two or two Above setting value, that is, each preset function component corresponds to two or more setting values.In practical application, this is set Setting value can be a preset value section.For example, the setting value of the operating voltage (operating parameter of motor) of motor can be with are as follows: [2.5V, 3V), [3V, 3.5V), [3.5V, 4.5V].
S203, the second mapping relations between each setting value and interference signal are established, different setting values is corresponding different Interference signal.
Wherein, setting value and interference signal correspond.
S204, multiple and different the setting for saving multiple preset function components, multiple respective operating parameters of preset function component Value, the corresponding interference signal of each preset function component, the first mapping relations and the second mapping relations are set, to obtain Interference signal database.
S205, when detecting the signal strength of radiofrequency signal that terminal receives lower than preset threshold, obtain in terminal The current setpoint value of the operating parameter of functional unit.
Specifically, it when receiving radiofrequency signal, can currently be connect by inquiring the running parameter of radio circuit to obtain The signal strength of the radiofrequency signal received.Then, the signal strength that will acquire is compared with the preset threshold, should with judgement Whether signal strength is less than preset threshold.If detecting, the signal strength lower than preset threshold, triggers and obtains function in terminal The current setpoint value of the operating parameter of component.
S206, according to interference database and current setpoint value, obtain the functional unit under current setpoint value generate it is dry Disturb signal.
Specifically, step " obtaining the interference signal that functional unit generates under current setpoint value " may include:
The determining and matched preset function component of functional unit from interference signal database;
According to current setpoint value, preset function component and the first mapping relations, determined from interference signal database with The matched target setting value of current setpoint value;
According to target setting value and the second mapping relations, obtained from interference signal database corresponding with target setting value Target jamming signal;
The interference signal that target jamming signal is generated as functional unit.
S207, the corresponding negative phase signal of interference signal is obtained.
In the embodiment of the present invention, obtain the corresponding negative phase signal of interference signal mode can there are many.For example, can base Corresponding negative phase signal is determined in the signal characteristic of the interference signal;That is, step " obtains the corresponding minus phase of interference signal Signal " can include:
Determine the signal characteristic of interference signal;
Corresponding negative phase signal is generated based on signal characteristic.
Specifically, signal characteristic can include: frequency, phase, amplitude etc..For example, spectrum analysis can be carried out to the signal, The frequency domain characteristic of the signal is obtained, to obtain the frequency, phase, amplitude of interference signal.Then, based on frequency, phase, amplitude etc. Information generates the corresponding negative phase signal of the interference signal using signal generator in real time.
In some embodiments, also interference signal can be analyzed in advance, makes corresponding negative phase signal, builds Corresponding relationship between vertical interference signal and negative phase signal, and store in the terminal.So as to when determining interference signal, according to The corresponding relationship obtains the corresponding negative phase signal of interference signal.
In some embodiments, in order to reduce power consumption of terminal, can only to the biggish interference signal of annoyance level at Reason.That is, obtaining the corresponding minus phase of interference signal after obtaining the interference signal that functional unit generates under current setpoint value Before signal, this method can also include:
Determine interference signal to the interference strength of radiofrequency signal;
Judge whether interference strength is greater than default interference strength;
If more than then executing the step of obtaining interference signal corresponding negative phase signal.
In specific implementation process, the channel frequency of the current shared channel of radiofrequency signal can be obtained, the letter of interference signal is obtained Number frequency is based on signal frequency and channel frequency, obtains interference signal to the interference strength of radiofrequency signal.
S208, negative phase signal is superimposed with radiofrequency signal, to handle radiofrequency signal.
In some embodiments, the functional unit in terminal has multiple interference signals, therefore need to generate corresponding more A negative phase signal is to be removed interference processing to radiofrequency signal.In order to facilitate superposition, can first by multiple negative phase signals into Row polymerization formed an entirety signal, then with radiofrequency signal superposition processing, to remove signal interference.That is, the minus phase is believed It number may include multiple sub- negative phase signals;Negative phase signal " is superimposed " by step with radiofrequency signal can include:
Multiple sub- negative phase signals are polymerize, aggregate signal is formed;
Aggregate signal is superimposed with radiofrequency signal.
Specifically, multiple sub- negative phase signals can be polymerize by combiner, forms an aggregate signal.
From the foregoing, it will be observed that the embodiment of the present invention provides a kind of processing method of radio frequency interference, using detecting that terminal receives When the signal strength of the radiofrequency signal arrived is lower than preset threshold, the current setting of the operating parameter of functional unit in terminal is obtained Value;Obtain the interference signal that functional unit generates under current setpoint value;Obtain the corresponding negative phase signal of interference signal;It will bear Phase signal is superimposed with radiofrequency signal, to handle radiofrequency signal;The program passes through setting for the operating parameter of functional unit Value is set, accurate determine to current generates interference signal, and generates corresponding negative phase signal to radiofrequency signal based on interference signal It is handled, the interference that radiofrequency signal is subject to can be reduced, so as to improve communication quality, and then improve the stability of terminal.
As shown in figure 4, the processing unit 300 of radio frequency interference include: the first acquisition module 301, second obtain module 302, Third obtains module 303, processing module 304.
First obtains module 301, and the signal strength for working as the radiofrequency signal for detecting that terminal receives is lower than default threshold When value, the current setpoint value of the operating parameter of functional unit in terminal is obtained.
Wherein, which is the functional unit being currently running, and each functional unit is corresponding with two or more Operating status, each operating parameter is corresponding with multiple and different setting values.That is, each functional unit is corresponding with one or more A operating parameter, each operating parameter is corresponding with multiple and different setting values under different operating statuses.For example, the operation of motor is joined Number can include: power, voltage, electric current, frequency etc., under different operating statuses, the corresponding setting value of each operating parameter can are as follows: a1,b1,c1,d1;a2,b2,c2,d2;a3,b3,c3,d3.
In practical application, the radiofrequency signal that can be received for terminal is arranged a preset threshold, and by the preset threshold Storage is in the terminal.And preset threshold indicates signal strength.Preset threshold can be a signal strength numerical value, can be by ability Field technique personnel or production manufacturer are configured.For example, preset threshold is -88dBm (decibel milliwatt).
Second obtains module 302, for obtaining the interference signal that functional unit generates under current setpoint value.
In embodiments of the present invention, different setting values can be preset and correspond to different interference signals, so that basis is worked as Preceding setting value obtains corresponding interference signal.
Third obtains module 303, for obtaining the corresponding negative phase signal of interference signal.
Wherein, negative phase signal are as follows: frequency, amplitude are identical as interference signal, and the signal that phase is opposite with interference signal.
In some embodiments, with reference to Fig. 5, third obtains module 303 and includes:
First determines submodule 3031, for determining the signal characteristic of interference signal;
Submodule 3032 is generated, for generating corresponding negative phase signal based on signal characteristic.
Processing module 304, for the negative phase signal to be superimposed with radiofrequency signal, to handle radiofrequency signal.
With continued reference to Fig. 5, in some embodiments, negative phase signal includes multiple sub- negative phase signals;Processing module 304 Include:
It polymerize submodule 3041, for polymerizeing multiple sub- negative phase signals, forms aggregate signal;
It is superimposed submodule 3042, for aggregate signal to be superimposed with the radiofrequency signal.
With continued reference to Fig. 5, in some embodiments, the device 300 further include:
Determining module 305 obtains after obtaining the interference signal that the functional unit generates under current setpoint value Before the corresponding negative phase signal of interference signal, determine interference signal to the interference strength of the radiofrequency signal;
Judgment module 306, for judging whether interference strength is greater than default interference strength;
Third obtains module 303, for when judgment module 306 is judged to being, obtaining the corresponding minus phase of interference signal Signal.
In some embodiments, with reference to Fig. 6, the second acquisition module 302 includes:
Second determines submodule 3021, the determining and matched preset function group of functional unit from interference signal database Part, wherein interference signal database includes: multiple preset function components, multiple and different setting values of operating parameter, multiple interference Second between the first mapping relations and setting value and interference signal between signal, preset function component and setting value is reflected Penetrate relationship;
Third determines submodule 3022, is used for according to current setpoint value, preset function component and the first mapping relations, The determining and matched target setting value of current setpoint value from interference signal database;
Acquisition submodule 3023, for being obtained from interference signal database according to target setting value and the second mapping relations Take target jamming signal corresponding with target setting value, the interference signal that target jamming signal is generated as functional unit.
In some embodiments, with continued reference to Fig. 6, the device 300 further include:
4th obtains module 307, for being lower than default threshold in the signal strength for detecting radiofrequency signal that terminal receives Before value, obtain terminal in multiple preset function components, multiple respective operating parameters of preset function component it is multiple and different Setting value and each corresponding interference signal of preset function component, wherein interference signal are as follows: preset function component exists The signal generated under the different setting values of operating parameter.
First relating module 308, the first mapping for establishing between preset function component and the setting value of operating parameter Relationship.
Second relating module 309, the second mapping relations for establishing between each setting value and interference signal are different Setting value corresponds to different interference signals.
Memory module 210, for saving multiple preset function components, multiple respective operating parameters of preset function component Multiple and different setting values, the corresponding interference signal of each preset function component, the first mapping relations and the second mapping are closed System, to obtain interference signal database.
From the foregoing, it will be observed that the processing unit of radio frequency interference provided in an embodiment of the present invention, by detecting that terminal receives Radiofrequency signal signal strength be lower than preset threshold when, obtain terminal in functional unit operating parameter current setpoint value; Obtain the interference signal that functional unit generates under current setpoint value;Obtain the corresponding negative phase signal of interference signal;By negative Position signal is superimposed with radiofrequency signal, to handle radiofrequency signal;The setting that the program passes through the operating parameter of functional unit Value, accurate determine to current generate interference signal, and based on interference signal generate corresponding negative phase signal to radiofrequency signal into Row processing, can reduce the interference that radiofrequency signal is subject to, and so as to improve communication quality, and then improve the stability of terminal.
The embodiment of the present invention also provides a kind of terminal.As shown in fig. 7, terminal 400 may include radio frequency (RF, Radio Frequency) circuit 401, include one or more memory 402, the input unit of computer readable storage medium 403, display unit 404, sensor 405, voicefrequency circuit 406, Wireless Fidelity (WiFi, Wireless Fidelity) module 407, the components such as processor 408 and the power supply 409 of processing core are included one or more than one.Those skilled in the art Member it is appreciated that terminal structure not structure paired terminal shown in Fig. 7 restriction, may include more more or fewer than illustrating Component perhaps combines certain components or different component layouts.
Radio circuit 401 can be communicated with the network equipment or other electronic equipments by wireless communication, and completion is set with network Information transmit-receive between standby or other electronic equipments.Wherein, after radio circuit 401 receives the downlink information of base station, one is transferred to The processing of a or more than one processor 408;In addition, the data for being related to uplink are sent to base station.In general, radio circuit 401 Including but not limited to antenna, at least one amplifier, tuner, one or more oscillator, subscriber identity module (SIM, Subscriber Identity Module) card, transceiver, coupler, low-noise amplifier (LNA, Low Noise Amplifier), duplexer etc..In addition, radio circuit 401 can also be communicated with network and other equipment by wireless communication.It should Any communication standard or agreement, including but not limited to global system for mobile communications (GSM, Global can be used in wireless communication System of Mobile communication), general packet radio service (GPRS, General Packet Radio Service), CDMA (CDMA, Code Division Multiple Access), wideband code division multiple access (WCDMA, Wideband Code Division Multiple Access), long term evolution (LTE, Long Term Evolution), electricity Sub- mail, short message service (SMS, Short Messaging Service) etc..
Memory 402 can be used for storing application program and data.It include that can hold in the application program that memory 402 stores Line program code.Application program can form various functional modules.Processor 408 is stored in answering for memory 402 by operation With program, thereby executing various function application and data processing.
Input unit 403 can be used for receiving number, character information or the user's characteristic information (such as fingerprint) of input, and Generate keyboard related with user setting and function control, mouse, operating stick, optics or trackball signal input.Wherein, Input unit 403 may include fingerprint recognition mould group.
Display unit 404 can be used for showing information input by user or be supplied to user information and terminal it is various Graphical user interface, these graphical user interface can be made of figure, text, icon, video and any combination thereof.
Terminal may also include at least one sensor 405, such as optical sensor, motion sensor and other sensors.
Voicefrequency circuit 406 can provide the audio interface between user and terminal by loudspeaker, microphone.
Wireless Fidelity (WiFi) belongs to short range wireless transmission technology, and terminal can be with it by wireless fidelity module 407 His terminal or server communicate.
Processor 408 is the control centre of terminal, using the various pieces of various interfaces and the entire terminal of connection, is led to It crosses operation or executes the application program being stored in memory 402, and call the data being stored in memory 402, execute The various functions and processing data of terminal, to carry out integral monitoring to terminal.
Terminal further includes the power supply 409 (such as battery) powered to all parts.
Although being not shown in Fig. 7, terminal can also include camera, bluetooth module etc., and details are not described herein.
In the present embodiment, the processor 408 in terminal can be according to following instruction, by one or more application The corresponding executable program code of the process of program is loaded into memory 402, and is run by processor 408 and be stored in storage Application program in device 402, to realize various functions:
When detecting the signal strength of radiofrequency signal that terminal receives lower than preset threshold, functional group in terminal is obtained The current setpoint value of the operating parameter of part;
Obtain the interference signal that functional unit generates under current setpoint value;
Obtain the corresponding negative phase signal of interference signal;
Negative phase signal is superimposed with radiofrequency signal, to handle radiofrequency signal.
In some embodiments, processor 408 is for executing following steps:
The determining and matched preset function component of functional unit from interference signal database, wherein interference signal data Library include: multiple preset function components, multiple and different setting values of operating parameter, multiple interference signals, preset function component with The first mapping relations between setting value and the second mapping relations between setting value and interference signal;
According to current setpoint value, preset function component and the first mapping relations, determined from interference signal database with The matched target setting value of current setpoint value;
According to target setting value and the second mapping relations, obtained from interference signal database corresponding with target setting value Target jamming signal;
The interference signal that target jamming signal is generated as functional unit
In some embodiments, the signal strength for detecting radiofrequency signal that terminal receives lower than preset threshold it Before, processor 408 is for executing following steps:
Obtain terminal in multiple preset function components, multiple respective operating parameters of preset function component it is multiple and different Setting value and each corresponding interference signal of preset function component, wherein interference signal are as follows: preset function component exists The signal generated under the different setting values of operating parameter;
Establish the first mapping relations between preset function component and the setting value of operating parameter;
The second mapping relations between each setting value and interference signal are established, different setting values corresponds to different interference Signal;
Save multiple preset function components, multiple respective operating parameters of preset function component multiple and different setting values, The corresponding interference signal of each preset function component, the first mapping relations and the second mapping relations, to obtain interference letter Number library.
In some embodiments, processor 408 is for executing following steps: determining the signal characteristic of interference signal;It is based on Signal characteristic generates corresponding negative phase signal.
In some embodiments, negative phase signal includes multiple sub- negative phase signals, and radio circuit 401 is following for executing Step: multiple sub- negative phase signals are polymerize, aggregate signal is formed;Aggregate signal is superimposed with radiofrequency signal.
In some embodiments, after obtaining the interference signal that functional unit generates under current setpoint value, interference letter is obtained Before number corresponding negative phase signal, processor 408 is also used to execute following steps: determining interference of the interference signal to radiofrequency signal Intensity;Judge whether interference strength is greater than default interference strength;If more than then obtaining the corresponding negative phase signal of interference signal.
In above-described embodiment, all emphasizes particularly on different fields to the description of each embodiment, be not described in some embodiments Part may refer to front to the detailed description of the processing method of radio frequency interference, and details are not described herein.
From the foregoing, it will be observed that the embodiment of the invention provides a kind of terminal, using in the radiofrequency signal for detecting that terminal receives Signal strength be lower than preset threshold when, obtain terminal in functional unit operating parameter current setpoint value;It obtains current The interference signal that functional unit generates under setting value;Obtain the corresponding negative phase signal of interference signal;By negative phase signal with penetrate Frequency Signal averaging, to handle radiofrequency signal;The program is accurately determined by the setting value of the operating parameter of functional unit Interference signal is generated to current, and corresponding negative phase signal is generated based on interference signal, radiofrequency signal is handled, can be subtracted The interference that few radiofrequency signal is subject to so as to improve communication quality, and then improves the stability of terminal.
It should be noted that those of ordinary skill in the art will appreciate that whole in the various methods of above-described embodiment or Part steps are relevant hardware can be instructed to complete by program, which can store in computer-readable storage medium In matter, storage medium may include: read-only memory (ROM, Read Only Memory), random access memory (RAM, Random Access Memory), disk or CD etc..
It is provided for the embodiments of the invention processing method, device, storage medium and the terminal of a kind of radio frequency interference above It is described in detail, used herein a specific example illustrates the principle and implementation of the invention, the above reality The explanation for applying example is merely used to help understand method and its core concept of the invention;Meanwhile for those skilled in the art, According to the thought of the present invention, there will be changes in the specific implementation manner and application range, in conclusion in this specification Appearance should not be construed as limiting the invention.

Claims (10)

1. a kind of processing method of radio frequency interference characterized by comprising
When detecting the signal strength of radiofrequency signal that terminal receives lower than preset threshold, functional group in the terminal is obtained The current setpoint value of the operating parameter of part;
The determining and matched preset function component of the functional unit from interference signal database, wherein the interference signal Database includes: multiple preset function components, multiple and different setting values of operating parameter, multiple sample interference signals, default function The second mapping relations between the first mapping relations and setting value and sample interference signal between energy component and setting value;
According to the current setpoint value, the preset function component and first mapping relations, from the interference signal number According to the determining and matched target setting value of the current setpoint value in library;
According to the target setting value and second mapping relations, obtained and the target from the interference signal database The corresponding target jamming signal of setting value;
The interference signal that the target jamming signal is generated as the functional unit;
Obtain the corresponding negative phase signal of the interference signal;
The negative phase signal is superimposed with the radiofrequency signal, to handle the radiofrequency signal.
2. the method according to claim 1, wherein strong in the signal for detecting radiofrequency signal that terminal receives Degree is lower than before preset threshold, the method also includes;
Obtain terminal in multiple preset function components, the multiple respective operating parameter of preset function component it is multiple and different Setting value and the corresponding sample interference signal of each preset function component, wherein the sample interference signal are as follows: pre- If the signal that functional unit generates under the different setting values of operating parameter;
Establish the first mapping relations between preset function component and the setting value of operating parameter;
The second mapping relations between each setting value and sample interference signal are established, different setting values corresponds to different samples Interference signal;
Save multiple and different settings of the multiple preset function component, the multiple respective operating parameter of preset function component Value, the corresponding sample interference signal of each preset function component, first mapping relations and second mapping are closed System, to obtain interference signal database.
3. the method according to claim 1, wherein obtaining the step of the corresponding negative phase signal of the interference signal Suddenly include:
Determine the signal characteristic of the interference signal;
Corresponding negative phase signal is generated based on the signal characteristic.
4. the method according to claim 1, wherein the negative phase signal includes multiple sub- negative phase signals; The negative phase signal includes the steps that obtaining being superimposed the negative phase signal with the radiofrequency signal
The multiple sub- negative phase signal is polymerize, aggregate signal is formed;
The aggregate signal is superimposed with the radiofrequency signal.
5. being produced the method according to claim 1, wherein obtaining the functional unit under the current setpoint value After raw interference signal, before obtaining the corresponding negative phase signal of the interference signal, the method also includes:
Determine the interference signal to the interference strength of the radiofrequency signal;
Judge whether the interference strength is greater than default interference strength;
If more than then executing the step of obtaining the interference signal corresponding negative phase signal.
6. a kind of processing unit of radio frequency interference characterized by comprising
First obtains module, for obtaining when detecting the signal strength of radiofrequency signal that terminal receives lower than preset threshold Take the current setpoint value of the operating parameter of functional unit in the terminal;
Second obtains module, is used for the determining and matched preset function component of the functional unit from interference signal database, Wherein, the interference signal database includes: multiple preset function components, multiple and different setting values of operating parameter, multiple samples The first mapping relations and setting value and sample interference signal between this interference signal, preset function component and setting value it Between the second mapping relations;According to the current setpoint value, the preset function component and first mapping relations, from The determining and matched target setting value of the current setpoint value in the interference signal database;According to the target setting value and Second mapping relations obtain target jamming letter corresponding with the target setting value from the interference signal database Number;The interference signal that the target jamming signal is generated as the functional unit;
Third obtains module, for obtaining the corresponding negative phase signal of the interference signal;
Processing module, for the negative phase signal to be superimposed with the radiofrequency signal, to handle the radiofrequency signal.
7. a kind of storage medium, which is characterized in that be stored with a plurality of instruction in the storage medium, described instruction is suitable for by handling Device load requires method described in any one of 1-5 with perform claim.
8. a kind of terminal, which is characterized in that including processor and storage medium, a plurality of finger is stored in the storage medium It enables, the processor load described instruction requires method described in any one of 1-5 with perform claim.
9. terminal according to claim 8, which is characterized in that further include radio circuit, the radio circuit is used for and base Station is communicated.
10. a kind of terminal, including processor, radio circuit, it is characterised in that:
The processor and the radio circuit are electrically connected;
The processor, for obtaining when the signal strength for detecting radiofrequency signal that terminal receives is lower than preset threshold The current setpoint value of the operating parameter of functional unit in terminal;
The processor is also used to from interference signal database the determining and matched preset function component of the functional unit, Wherein, the interference signal database includes: multiple preset function components, multiple and different setting values of operating parameter, multiple samples The first mapping relations and setting value and sample interference signal between this interference signal, preset function component and setting value it Between the second mapping relations;According to the current setpoint value, the preset function component and first mapping relations, from The determining and matched target setting value of the current setpoint value in the interference signal database;According to the target setting value and Second mapping relations obtain target jamming letter corresponding with the target setting value from the interference signal database Number;The interference signal that the target jamming signal is generated as the functional unit;
The processor is also used to obtain the corresponding negative phase signal of the interference signal;
The radio circuit, for the negative phase signal to be superimposed with the radiofrequency signal, to be carried out to the radiofrequency signal Processing.
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