CN106919874A - A kind of method and apparatus of data protection - Google Patents
A kind of method and apparatus of data protection Download PDFInfo
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- CN106919874A CN106919874A CN201510993332.9A CN201510993332A CN106919874A CN 106919874 A CN106919874 A CN 106919874A CN 201510993332 A CN201510993332 A CN 201510993332A CN 106919874 A CN106919874 A CN 106919874A
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- China
- Prior art keywords
- signal
- attribute information
- answer
- radiofrequency signal
- radiofrequency
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06K—GRAPHICAL DATA READING; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
- G06K7/00—Methods or arrangements for sensing record carriers, e.g. for reading patterns
- G06K7/10—Methods or arrangements for sensing record carriers, e.g. for reading patterns by electromagnetic radiation, e.g. optical sensing; by corpuscular radiation
- G06K7/10009—Methods or arrangements for sensing record carriers, e.g. for reading patterns by electromagnetic radiation, e.g. optical sensing; by corpuscular radiation sensing by radiation using wavelengths larger than 0.1 mm, e.g. radio-waves or microwaves
- G06K7/10257—Methods or arrangements for sensing record carriers, e.g. for reading patterns by electromagnetic radiation, e.g. optical sensing; by corpuscular radiation sensing by radiation using wavelengths larger than 0.1 mm, e.g. radio-waves or microwaves arrangements for protecting the interrogation against piracy attacks
Abstract
The embodiment of the present application provides a kind of method and apparatus of data protection, and methods described includes：Obtain radiofrequency signal；Determine the attribute information of the radiofrequency signal；For the attribute information, judge in the range of predeterminable range, if there is the answer signal for responding the radiofrequency signal to produce；If; then it is directed to the radiofrequency signal and/or answer signal; generation and the radiofrequency signal and/or the attribute information identical interference signal of answer signal; and then the communication between interference reading device and radio-frequency card; data are easily replicated in solving the problems, such as current radio-frequency card; protect the safety of data in radio-frequency card, it is to avoid the possibility that data are stolen.
Description
Technical field
The application is related to Internet information safety technology field, more particularly to a kind of method of data protection
With a kind of device of data protection.
Background technology
Radio frequency identification (Radio Frequency Identification, abbreviation RFID) is a kind of radio communication
Technology, by radio signals identification specific objective and can read and write related data, and without being in identification
Machinery or optical contact are set up between system and specific objective.
The advantage of REID is that user easily can read one by the way that reader is contactless
The relevant information of a little radio-frequency cards, it is easy to manipulate, it is simple and practical, and be free to be operated in various severe
Under environment, therefore it applies quite varied, including passport, Payment Card (credit card, bank card etc.),
Library, gate control system, the food security field such as trace to the source all has started to widely used REID.
But, radio-frequency card also reduces the safety of the information of itself while reading and facilitating.For example some are illegal
Molecule obtains some private radio frequency card informations, the individual that then will be obtained in the case where permitting without other people
Radio frequency card information is replicated, by replicating the information theft property such as identity card, bank card, or using leakage
Hole is destroyed to the data that card is stored, and huge economic loss is caused to user.
The content of the invention
In view of the above problems, it is proposed that the application overcomes above mentioned problem or at least part of to provide one kind
A kind of method of data protection that solves the above problems and a kind of corresponding device of data protection.
According to the one side of the application, there is provided a kind of method of data protection, including：
Obtain radiofrequency signal；
Determine the attribute information of the radiofrequency signal；
For the attribute information, judge in the range of predeterminable range, if having the response radiofrequency signal
Answer signal produce；
If so, then be directed to the radiofrequency signal and/or answer signal, generation with the radiofrequency signal and/or
The attribute information identical interference signal of answer signal.
Alternatively, the judgement is in the range of predeterminable range, if having the response for responding the radiofrequency signal
The step of signal is produced includes：
For the attribute information, judge in the range of predeterminable range, if having and the attribute information phase
The answer signal of matching is produced.
Alternatively, it is described for the radiofrequency signal and/or answer signal, generation and the radiofrequency signal and
/ or answer signal attribute information identical interference signal the step of include：
For the radiofrequency signal, the attribute information identical interference signal with the radiofrequency signal is generated.
Alternatively, it is described for the radiofrequency signal and/or answer signal, generation and the radiofrequency signal and
/ or answer signal attribute information identical interference signal the step of include：
For the answer signal, the attribute information identical interference signal with the answer signal is generated.
Alternatively, it is described for the radiofrequency signal and/or answer signal, generation and the radiofrequency signal and
/ or answer signal attribute information identical interference signal the step of include：
For the radiofrequency signal and answer signal, while generating the attribute information phase with the radiofrequency signal
Same interference signal, and, the attribute information identical interference signal with the answer signal.
Alternatively, the attribute information includes the carrier frequency of the radiofrequency signal and/or answer signal.
Alternatively, methods described also includes：
For the radiofrequency signal and/or answer signal, alerting signal is generated.
Alternatively, the alerting signal includes audio alert signal, and/or, vibrating alert signal.
According to the another aspect of the application, there is provided a kind of device of data protection, including：
Acquisition module, for obtaining radiofrequency signal；
Determining module, the attribute information for determining the radiofrequency signal；
Judge module, for for the attribute information, judging in the range of predeterminable range, if there is sound
The answer signal of the radiofrequency signal is answered to produce；
Interference signal generation module, in the range of predeterminable range, there is answering for the response radiofrequency signal
When answering signal and producing, for the radiofrequency signal and/or answer signal, generation and the radiofrequency signal and/
Or the attribute information identical interference signal of answer signal.
Alternatively, the judge module includes：
Judging submodule, for for the attribute information, judging in the range of predeterminable range, if having
Produced with the answer signal that the attribute information matches.
Alternatively, the interference signal generation module includes：
First interference signal generates submodule, for for the radiofrequency signal, generation to be believed with the radio frequency
Number attribute information identical interference signal.
Alternatively, the interference signal generation module includes：
Second interference signal generates submodule, for for the answer signal, generation to be believed with the response
Number attribute information identical interference signal.
Alternatively, the interference signal generation module includes：
3rd interference signal generates submodule, for for the radiofrequency signal and answer signal, while raw
Into the attribute information identical interference signal with the radiofrequency signal, and, the category with the answer signal
Property information identical interference signal.
Alternatively, the attribute information includes the carrier frequency of the radiofrequency signal and/or answer signal.
Alternatively, described device also includes：
Alerting signal generation module, for for the radiofrequency signal and/or answer signal, letter to be reminded in generation
Number.
Alternatively, the alerting signal includes audio alert signal, and/or, vibrating alert signal.
A kind of method and apparatus of the data protection according to the application can read radio frequency by reader
During data in card, send logical between interference signal, and then interference reading device and radio-frequency card to reader
Letter, data are easily replicated in solving the problems, such as current radio-frequency card, protect the peace of data in radio-frequency card
Entirely, it is to avoid the possibility that data are stolen.
Described above is only the general introduction of technical scheme, in order to better understand the skill of the application
Art means, and being practiced according to the content of specification, and in order to allow, the application's is above and other
Objects, features and advantages can become apparent, below especially exemplified by the specific embodiment of the application.
Brief description of the drawings
By reading the detailed description of hereafter preferred embodiment, various other advantages and benefit are for this
Field those of ordinary skill will be clear understanding.Accompanying drawing is only used for showing the purpose of preferred embodiment,
And it is not considered as the limitation to the application.And in whole accompanying drawing, be denoted by the same reference numerals
Identical part.In the accompanying drawings：
Fig. 1 shows a kind of method and step flow chart of the data protection according to the application one embodiment；
Fig. 2 shows a kind of method and step flow chart of the data protection according to the application one embodiment；
Fig. 3 shows a kind of apparatus structure block diagram of the data protection according to the application one embodiment.
Specific embodiment
The exemplary embodiment of the disclosure is more fully described below with reference to accompanying drawings.Although being shown in accompanying drawing
The exemplary embodiment of the disclosure, it being understood, however, that may be realized in various forms the disclosure without
Should be limited by embodiments set forth here.Conversely, there is provided these embodiments are able to more thoroughly
Understand the disclosure, and can by the scope of the present disclosure it is complete convey to those skilled in the art.
Reference picture 1, shows a kind of method and step stream of the data protection according to the application one embodiment
Cheng Tu, specifically may include steps of：
Step 101, obtains radiofrequency signal；
Generally, when reader is before the data in reading radio-frequency card, can be logical according to magnetic coupling harmonic technology
Radio frequency field activation radio-frequency card is crossed, the radiofrequency signal of certain carrier frequency is then sent to radio-frequency card.Therefore,
If in the range of a certain distance, there is the radiofrequency signal for reading data in radio-frequency card, in the application reality
Apply in example, can first sense the radiofrequency signal.
Step 102, determines the attribute information of the radiofrequency signal；
In the embodiment of the present application, the attribute information of the radiofrequency signal can be the carrier frequency of radiofrequency signal
Rate.
During signal transmission, generally not signal is directly transmitted, but firstly the need of
Signal is loaded, that is, needs, by signal load a to ripple for fixed frequency, then to transmit.
The ripple of such a fixed frequency is just referred to as carrier frequency.Further, according to the difference of frequency, penetrate
Frequency signal can be divided into high-frequency signal (such as 13.56MHz), intermediate-freuqncy signal and low frequency signal (such as 125KHz~
135KHz)。
Step 103, for the attribute information, judges in the range of predeterminable range, if having response institute
The answer signal for stating radiofrequency signal is produced；
Generally, after the radiofrequency signal that reader sends requests data reading to radio-frequency card, if radio-frequency card
The radiofrequency signal is have received, the energy that induced-current is obtained can be relied on to send response to reader
Signal.
Therefore, in the embodiment of the present application, it can be determined that in the range of predeterminable range, if having response institute
The answer signal for stating radiofrequency signal is produced.If there is answer signal, then exist it is considered that there is reader
Attempt the behavior of data in reading radio-frequency card.
In a preferred embodiment of the present application, the judgement is in the range of predeterminable range, if having sound
Answering the answer signal of the radiofrequency signal to produce can specifically include following sub-step：
Sub-step 1021, for the attribute information, judges in the range of predeterminable range, if having and institute
State the answer signal generation that attribute information matches.
When reader sends the radiofrequency signal of the requests data reading of certain frequency, radio-frequency card can send phase
Answer the answer signal of carrier frequency.Therefore, it can the attribute information for the radiofrequency signal, judge
In the range of predeterminable range, if there is the answer signal matched with the attribute information to produce.If
Corresponding answer signal is produced, then can perform step 104.
Step 104, for the radiofrequency signal and/or answer signal, generation and the radiofrequency signal and/
Or the attribute information identical interference signal of answer signal.
In implementing, after the attribute information of radiofrequency signal is determined, can according to co-channel interference,
Generation interference signal, with the data in preventing reader from reading radio-frequency card.
Co-channel interference refer to garbage signal carrier frequency it is identical with the carrier frequency of useful signal when, can to receive with frequency
A kind of interference that the receiver of useful signal is caused.Therefore, the interference signal and the radiofrequency signal or
Answer signal should have identical carrier frequency.
It is described for the radiofrequency signal and/or answer signal in a preferred embodiment of the present application,
Generating can include such as with the attribute information identical interference signal of the radiofrequency signal and/or answer signal
Lower sub-step：
For the radiofrequency signal, the attribute information identical interference signal with the radiofrequency signal is generated；
Or, being directed to the answer signal, generation disturbs letter with the attribute information identical of the answer signal
Number；
Or, the radiofrequency signal and answer signal are directed to, while generation is believed with the attribute of the radiofrequency signal
Breath identical interference signal, and, the attribute information identical interference signal with the answer signal.
For example, when reader sends the radiofrequency signal of the requests data reading that frequency is 13.56MHz,
Radio-frequency card can send the answer signal that corresponding carrier frequency is 847KHz.Now, interference signal can be with
It is and the signal of the frequency identical 13.56MHz of radiofrequency signal, or frequency with answer signal
The signal of identical 847KHz, can also be simultaneously generation two kinds of signals of frequency, by with radio frequency
Signal or answer signal are superimposed, with the data in preventing reader from reading radio-frequency card.
In the embodiment of the present application, when reader reads the data in radio-frequency card, sent out by reader
The communication between interference signal, and then interference reading device and radio-frequency card is sent, in can solving current radio-frequency card
The problem that data are easily replicated, protect the safety of data in radio-frequency card, it is to avoid what data were stolen
May.
Reference picture 2, shows a kind of method and step stream of the data protection according to the application one embodiment
Cheng Tu, specifically may include steps of：
Step 201, obtains radiofrequency signal；
When the data during reader attempts to read radio-frequency card, it is necessary to send certain carrier wave to radio-frequency card first
The radiofrequency signal of frequency, in the embodiment of the present application, can sense described in the range of certain distance
Radiofrequency signal.
Step 202, determines the attribute information of the radiofrequency signal；
Step 203, for the attribute information, judges in the range of predeterminable range, if having with it is described
The answer signal that attribute information matches is produced；
In the embodiment of the present application, the attribute information of the radiofrequency signal can be the carrier frequency of radiofrequency signal
Rate, including high-frequency signal, intermediate-freuqncy signal or low frequency signal.When the request that reader sends certain frequency is read
During the radiofrequency signal of evidence of fetching, radio-frequency card can send the answer signal of respective carrier frequency.Therefore, it can
For the attribute information of the radiofrequency signal, judge in the range of predeterminable range, if having and the category
Property information match answer signal produce.If it has, can then perform step 204.
Step 204, for the radiofrequency signal and/or answer signal, generates interference signal and alerting signal.
In implementing, interference signal can be generated according to co-channel interference.Interference signal can be with
The frequency identical signal of radiofrequency signal, or the frequency identical signal with answer signal, may be used also
To generate two kinds of signals of frequency simultaneously, with the data in preventing reader from reading radio-frequency card.
In embodiments herein, while interference signal is generated, alerting signal can also be generated,
To remind the holder of radio-frequency card.Specifically, the alerting signal can include audio alert signal, and
/ or, vibrating alert signal.Audio alert signal can be reminded holding for radio-frequency card by way of prompt tone
Person, and in the case where environment is noisy, vibrating alert signal then can send police in the way of vibrating
Show.
In the embodiment of the present application, by confirming the attribute information of radiofrequency signal, and then according to the attribute
Information generates corresponding interference signal, with the communication between interference reading device and radio-frequency card, protects radio frequency
The safety of data in card, additionally, warning also is sent to the holder of radio-frequency card by generating alerting signal,
Further avoid the possibility that data are stolen.
For embodiment of the method, in order to be briefly described, therefore it is all expressed as a series of combination of actions,
But those skilled in the art should know, the embodiment of the present application is not limited by described sequence of movement
System, because according to the embodiment of the present application, some steps can sequentially or simultaneously be carried out using other.Its
Secondary, those skilled in the art should also know, embodiment described in this description belongs to be preferable to carry out
Example, necessary to involved action not necessarily the embodiment of the present application.
Reference picture 3, shows a kind of apparatus structure frame of the data protection according to the application one embodiment
Figure, can specifically include such as lower module：
Acquisition module 301, for obtaining radiofrequency signal；
Determining module 302, the attribute information for determining the radiofrequency signal；
Judge module 303, for for the attribute information, judging in the range of predeterminable range, if
There is the answer signal for responding the radiofrequency signal to produce；
Interference signal generation module 304, in the range of predeterminable range, there is the response radiofrequency signal
Answer signal when producing, for the radiofrequency signal and/or answer signal, generation and the radiofrequency signal
And/or the attribute information identical interference signal of answer signal.
In embodiments herein, the judge module 303 can specifically include following submodule：
Judging submodule 3031, for for the attribute information, judging in the range of predeterminable range, be
It is no to there is the answer signal matched with the attribute information to produce.
In embodiments herein, the interference signal generation module 304 can specifically include following son
Module：
First interference signal generates submodule 3041, for for the radiofrequency signal, generation to be penetrated with described
The attribute information identical interference signal of frequency signal.
In embodiments herein, the interference signal generation module 304 can specifically include following son
Module：
Second interference signal generates submodule 3042, for for the answer signal, generation to be answered with described
Answer the attribute information identical interference signal of signal.
In embodiments herein, the interference signal generation module 304 can specifically include following son
Module：
3rd interference signal generates submodule 3043, for for the radiofrequency signal and answer signal, together
The attribute information identical interference signal of Shi Shengcheng and the radiofrequency signal, and, with the answer signal
Attribute information identical interference signal.
In embodiments herein, the attribute information includes the radiofrequency signal and/or answer signal
Carrier frequency.
In embodiments herein, described device can also include such as lower module：
Alerting signal generation module 305, for for the radiofrequency signal and/or answer signal, generation to be carried
Awake signal.
In embodiments herein, the alerting signal includes audio alert signal, and/or, vibration is carried
Awake signal.
For device embodiment, because it is substantially similar to embodiment of the method, so the comparing of description
Simply, the relevent part can refer to the partial explaination of embodiments of method.
Algorithm and display be not solid with any certain computer, virtual system or miscellaneous equipment provided herein
There is correlation.Various general-purpose systems can also be used together with based on teaching in this.As described above,
It is obvious to construct the structure required by this kind of system.Additionally, the application is not also for any specific
Programming language.It is understood that, it is possible to use various programming languages realize present context described here,
And the description done to language-specific above is to disclose the preferred forms of the application.
In specification mentioned herein, numerous specific details are set forth.It is to be appreciated, however, that this
The embodiment of application can be put into practice in the case of without these details.In some instances, not
Known method, structure and technology are shown specifically, so as not to obscure the understanding of this description.
Similarly, it will be appreciated that in order to simplify the disclosure and help understand in each inventive aspect
Or it is multiple, above in the description of the exemplary embodiment of the application, each feature of the application is sometimes
It is grouped together into single embodiment, figure or descriptions thereof.However, should not be by the disclosure
Method be construed to reflect following intention：It is i.e. required for protection this application claims than in each claim
The middle more features of feature be expressly recited.More precisely, as the following claims reflect
As, inventive aspect is all features less than single embodiment disclosed above.Therefore, it then follows
Thus claims of specific embodiment are expressly incorporated in the specific embodiment, wherein each right
It is required that in itself all as the separate embodiments of the application.
Those skilled in the art are appreciated that can be carried out certainly to the module in the equipment in embodiment
Adaptively change and they are arranged in one or more equipment different from the embodiment.Can be with
Module or unit or component in embodiment is combined into a module or unit or component, and in addition may be used
To be divided into multiple submodule or subelement or sub-component.Except such feature and/or process or
Outside at least some in unit exclude each other, can be using any combinations to this specification (including companion
With claim, summary and accompanying drawing) disclosed in all features and so disclosed any method or
All processes or unit of person's equipment are combined.Unless expressly stated otherwise, this specification (including companion
With claim, summary and accompanying drawing) disclosed in each feature can it is identical by offers, equally or phase
Replace like the alternative features of purpose.
Although additionally, it will be appreciated by those of skill in the art that some embodiments described herein include it
Some included features are rather than further feature, but the group of the feature of different embodiments in its embodiment
Conjunction means within scope of the present application and forms different embodiments.For example, in following power
In sharp claim, the one of any of embodiment required for protection mode can make in any combination
With.
The all parts embodiment of the application can be realized with hardware, or be processed with one or more
The software module run on device is realized, or is realized with combinations thereof.Those skilled in the art should
Understand, basis can be realized using microprocessor or digital signal processor (DSP) in practice
Some or all parts in the method and apparatus of the data protection of the embodiment of the present application some or
Repertoire.The application is also implemented as the part or complete for performing method as described herein
The equipment or program of device (for example, computer program and computer program product) in portion.Such reality
The program of existing the application can be stored on a computer-readable medium, or can have one or more
The form of signal.Such signal can be downloaded from internet website and obtained, or on carrier signal
There is provided, or provided in any other form.
It should be noted that above-described embodiment is illustrated rather than to the application the application is limited,
And those skilled in the art can design replacement without departing from the scope of the appended claims
Embodiment.In the claims, any reference symbol being located between bracket should not be configured to right
It is required that limitation.Word "comprising" does not exclude the presence of element or step not listed in the claims.Position
Word "a" or "an" before element does not exclude the presence of element as multiple.The application can
To be realized by means of the hardware for including some different elements and by means of properly programmed computer.
If in the unit claim for listing equipment for drying, several in these devices can be by same
Individual hardware branch is embodied.The use of word first, second, and third does not indicate that any order.
These words can be construed to title.
This application discloses A1, a kind of method of data protection, including：
Obtain radiofrequency signal；
Determine the attribute information of the radiofrequency signal；
For the attribute information, judge in the range of predeterminable range, if having the response radiofrequency signal
Answer signal produce；
If so, then be directed to the radiofrequency signal and/or answer signal, generation with the radiofrequency signal and/or
The attribute information identical interference signal of answer signal.
A2, the method as described in A1, the judgement is in the range of predeterminable range, if having response described
The step of answer signal of radiofrequency signal is produced includes：
For the attribute information, judge in the range of predeterminable range, if having and the attribute information phase
The answer signal of matching is produced.
A3, the method as described in A2, it is described for the radiofrequency signal and/or answer signal, generation with
The step of attribute information identical interference signal of the radiofrequency signal and/or answer signal, includes：
For the radiofrequency signal, the attribute information identical interference signal with the radiofrequency signal is generated.
A4, the method as described in A2, it is described for the radiofrequency signal and/or answer signal, generation with
The step of attribute information identical interference signal of the radiofrequency signal and/or answer signal, includes：
For the answer signal, the attribute information identical interference signal with the answer signal is generated.
A5, the method as described in A2, it is described for the radiofrequency signal and/or answer signal, generation with
The step of attribute information identical interference signal of the radiofrequency signal and/or answer signal, includes：
For the radiofrequency signal and answer signal, while generating the attribute information phase with the radiofrequency signal
Same interference signal, and, the attribute information identical interference signal with the answer signal.
A6, the method as described in A2-A5 is any, the attribute information include the radiofrequency signal and/or
The carrier frequency of answer signal.
A7, the method as described in A1-A6 is any, also include：
For the radiofrequency signal and/or answer signal, alerting signal is generated.
A8, the method as described in A7, the alerting signal include audio alert signal, and/or, vibration
Alerting signal.
Disclosed herein as well is B9, a kind of device of data protection, including：
Acquisition module, for obtaining radiofrequency signal；
Determining module, the attribute information for determining the radiofrequency signal；
Judge module, for for the attribute information, judging in the range of predeterminable range, if there is sound
The answer signal of the radiofrequency signal is answered to produce；
Interference signal generation module, in the range of predeterminable range, there is answering for the response radiofrequency signal
When answering signal and producing, for the radiofrequency signal and/or answer signal, generation and the radiofrequency signal and/
Or the attribute information identical interference signal of answer signal.
B10, the device as described in B9, the judge module include：
Judging submodule, for for the attribute information, judging in the range of predeterminable range, if having
Produced with the answer signal that the attribute information matches.
B11, the device as described in B10, the interference signal generation module include：
First interference signal generates submodule, for for the radiofrequency signal, generation to be believed with the radio frequency
Number attribute information identical interference signal.
B12, the device as described in B10, its described interference signal generation module include：
Second interference signal generates submodule, for for the answer signal, generation to be believed with the response
Number attribute information identical interference signal.
B13, the device as described in B10, the interference signal generation module include：
3rd interference signal generates submodule, for for the radiofrequency signal and answer signal, while raw
Into the attribute information identical interference signal with the radiofrequency signal, and, the category with the answer signal
Property information identical interference signal.
B14, the device as described in B10-B13 is any, the attribute information include the radiofrequency signal and
/ or answer signal carrier frequency.
B15, the device as described in B9-B14 is any, also include：
Alerting signal generation module, for for the radiofrequency signal and/or answer signal, letter to be reminded in generation
Number.
B16, the device as described in B15, the alerting signal include audio alert signal, and/or, shake
Dynamic alerting signal.
Claims (10)
1. a kind of method of data protection, including：
Obtain radiofrequency signal；
Determine the attribute information of the radiofrequency signal；
For the attribute information, judge in the range of predeterminable range, if having the response radiofrequency signal
Answer signal produce；
If so, then be directed to the radiofrequency signal and/or answer signal, generation with the radiofrequency signal and/or
The attribute information identical interference signal of answer signal.
2. the method for claim 1, it is characterised in that the judgement is in predeterminable range scope
It is interior, if the step of having the answer signal for responding the radiofrequency signal to produce includes：
For the attribute information, judge in the range of predeterminable range, if having and the attribute information phase
The answer signal of matching is produced.
3. method as claimed in claim 2, it is characterised in that it is described for the radiofrequency signal and/
Or answer signal, generation and the radiofrequency signal and/or the attribute information identical interference signal of answer signal
The step of include：
For the radiofrequency signal, the attribute information identical interference signal with the radiofrequency signal is generated.
4. method as claimed in claim 2, it is characterised in that it is described for the radiofrequency signal and/
Or answer signal, generation and the radiofrequency signal and/or the attribute information identical interference signal of answer signal
The step of include：
For the answer signal, the attribute information identical interference signal with the answer signal is generated.
5. method as claimed in claim 2, it is characterised in that it is described for the radiofrequency signal and/
Or answer signal, generation and the radiofrequency signal and/or the attribute information identical interference signal of answer signal
The step of include：
For the radiofrequency signal and answer signal, while generating the attribute information phase with the radiofrequency signal
Same interference signal, and, the attribute information identical interference signal with the answer signal.
6. the method as described in claim 2-5 is any, it is characterised in that the attribute information includes
The carrier frequency of the radiofrequency signal and/or answer signal.
7. the method as described in claim 1-6 is any, it is characterised in that also include：
For the radiofrequency signal and/or answer signal, alerting signal is generated.
8. method as claimed in claim 7, it is characterised in that the alerting signal is carried including audio
Awake signal, and/or, vibrating alert signal.
9. a kind of device of data protection, including：
Acquisition module, for obtaining radiofrequency signal；
Determining module, the attribute information for determining the radiofrequency signal；
Judge module, for for the attribute information, judging in the range of predeterminable range, if there is sound
The answer signal of the radiofrequency signal is answered to produce；
Interference signal generation module, in the range of predeterminable range, there is answering for the response radiofrequency signal
When answering signal and producing, for the radiofrequency signal and/or answer signal, generation and the radiofrequency signal and/
Or the attribute information identical interference signal of answer signal.
10. device as claimed in claim 9, it is characterised in that the judge module includes：
Judging submodule, for for the attribute information, judging in the range of predeterminable range, if having
Produced with the answer signal that the attribute information matches.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510993332.9A CN106919874A (en) | 2015-12-24 | 2015-12-24 | A kind of method and apparatus of data protection |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201510993332.9A CN106919874A (en) | 2015-12-24 | 2015-12-24 | A kind of method and apparatus of data protection |
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| CN106919874A true CN106919874A (en) | 2017-07-04 |
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| CN201510993332.9A Pending CN106919874A (en) | 2015-12-24 | 2015-12-24 | A kind of method and apparatus of data protection |
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Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1886750A (en) * | 2003-11-27 | 2006-12-27 | 皇家飞利浦电子股份有限公司 | Jammer for tags and smart cards |
| CN101842793A (en) * | 2007-09-14 | 2010-09-22 | D·史蒂芬·卡波利 | Smart wallet |
| CN104794436A (en) * | 2015-04-03 | 2015-07-22 | 北京奇虎科技有限公司 | Data theft preventing device and method |
| CN204896055U (en) * | 2015-08-20 | 2015-12-23 | 温州大学城市学院 | Higher packing carton of factor of safety |
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2015
- 2015-12-24 CN CN201510993332.9A patent/CN106919874A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1886750A (en) * | 2003-11-27 | 2006-12-27 | 皇家飞利浦电子股份有限公司 | Jammer for tags and smart cards |
| CN101842793A (en) * | 2007-09-14 | 2010-09-22 | D·史蒂芬·卡波利 | Smart wallet |
| CN104794436A (en) * | 2015-04-03 | 2015-07-22 | 北京奇虎科技有限公司 | Data theft preventing device and method |
| CN204896055U (en) * | 2015-08-20 | 2015-12-23 | 温州大学城市学院 | Higher packing carton of factor of safety |
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