A kind of auth method and systemTechnical field
The present invention relates to verification technique field more particularly to a kind of auth method and systems.
Background technique
There are many ways to doing identification at present, such as have and used using finger print information, facial image and iris recognitionFamily identity etc..
But these methods are required to user and participate in acquisition data, for example, record fingerprint, acquisition human face data and acquisition rainbowFilm data etc..It is complicated for operation with upper type, it brings inconvenience to users, causes poor user experience.
Summary of the invention
The embodiment of the invention provides a kind of auth method and systems, it is intended to solve authentication in the prior artProblem complicated for operation.
In a first aspect, the embodiment of the invention provides a kind of auth methods comprising:
The bioelectrical signals that equipment obtains legitimate user are verified, and using the bioelectrical signals of the legitimate user as benchmarkSignal；
If receiving the authentication instruction of user to be verified input, wearable device acquire the user to be verified toSurvey bioelectricity data；
The bioelectricity data to be measured are sent to verifying equipment by wearable device；
Verifying equipment carries out curve fitting the bioelectricity data to be measured to obtain detection signal；
Whether verifying equipment judges the user to be verified according to the similarity of the detection signal and the reference signalFor legitimate user.
Second aspect, the embodiment of the invention also provides a kind of authentication system, the authentication system includes testingDemonstrate,prove equipment and wearable device, the verifying equipment includes first acquisition unit, the first fitting unit, the first judging unit,The wearable device includes the first acquisition unit and the first transmission unit, in which:
The first acquisition unit, for obtaining the bioelectrical signals of legitimate user, and by the biology of the legitimate userElectric signal is as reference signal；
First acquisition unit, if the authentication instruction for receiving user to be verified input, acquisition it is described toVerify the bioelectricity data to be measured of user；
First transmission unit, for the bioelectricity data to be measured to be sent to verifying equipment；
First fitting unit obtains detection signal for carrying out curve fitting to the bioelectricity data to be measured；
First judging unit, for the similarity judgement according to the detection signal and the reference signal it is described toVerify whether user is legitimate user.
The third aspect, the embodiment of the present invention provide a kind of auth method comprising:
Wearable device obtains the bioelectrical signals of legitimate user, and using the bioelectrical signals of the legitimate user as baseCalibration signal；
If receiving the authentication instruction of user's input to be verified, wearable device obtains the life of the user to be verifiedObject electric signal, and using the bioelectrical signals of the user to be verified as detection signal；
Wearable device judges that the user to be verified is according to the similarity of the detection signal and the reference signalNo is legitimate user；
If the user to be verified is legitimate user, wearable device is verified notification message to verifying equipment transmission；
If the user to be verified is not legitimate user, wearable device issues verifying to the user to be verified and does not pass throughIt reminds；
If being verified notification message described in receiving, verifying equipment executes unlock operation.
Fourth aspect, the embodiment of the invention also provides a kind of authentication system, the authentication system includes wearingFormula equipment and verifying equipment are worn, the wearable device includes third acquiring unit, the 4th acquiring unit, third judgement listMember, third transmission unit and reminding unit, the verifying equipment includes unlocking unit, in which:
Third acquiring unit, for obtaining the bioelectrical signals of legitimate user, and by the biological telecommunications of the legitimate userNumber be used as reference signal；
4th acquiring unit, if the authentication instruction for receiving user's input to be verified, obtains described to be verifiedThe bioelectrical signals of user, and using the bioelectrical signals of the user to be verified as detection signal；
Third judging unit, it is described to be verified for being judged according to the similarity of the detection signal and the reference signalWhether user is legitimate user；
Third transmission unit is verified logical if being legitimate user for the user to be verified to verifying equipment transmissionKnow message；
Reminding unit issues verifying not to the user to be verified if not being legitimate user for the user to be verifiedPass through prompting；
Unlocking unit, if for receive it is described be verified notification message, execute unlock operation.
By the technical solution of the application embodiment of the present invention, verifying equipment obtains the bioelectrical signals of legitimate user, and willThe bioelectrical signals of the legitimate user are as reference signal；If receiving the authentication instruction of user's input to be verified, wearThe formula equipment of wearing acquires the bioelectricity data to be measured of the user to be verified；Wearable device sends the bioelectricity data to be measuredGive verifying equipment；Verifying equipment carries out curve fitting the bioelectricity data to be measured to obtain detection signal；Verify equipment according toThe similarity of the detection signal and the reference signal judges whether the user to be verified is legitimate user, so as to realityNow verified by identity of the bioelectrical signals of user to user.It can automatic collection bioelectricity due to passing through wearable deviceData are participated in without user, it can be achieved that noninductive verifying, greatly improves the usage experience of user.
Detailed description of the invention
Technical solution in order to illustrate the embodiments of the present invention more clearly, below will be to needed in embodiment descriptionAttached drawing is briefly described, it should be apparent that, drawings in the following description are some embodiments of the invention, general for this fieldFor logical technical staff, without creative efforts, it is also possible to obtain other drawings based on these drawings.
Fig. 1 is a kind of application scenarios schematic diagram of auth method provided in an embodiment of the present invention；
Fig. 2 is a kind of flow diagram of auth method provided in an embodiment of the present invention；
Fig. 3 is a kind of sub-process schematic diagram of auth method provided in an embodiment of the present invention；
Fig. 4 is a kind of sub-process schematic diagram of auth method provided in an embodiment of the present invention；
Fig. 5 be another embodiment of the present invention provides a kind of auth method flow diagram；
Fig. 6 is a kind of schematic block diagram of authentication system provided in an embodiment of the present invention；
Fig. 7 is a kind of signal of the first acquisition unit of the verifying equipment of authentication system provided in an embodiment of the present inventionProperty block diagram；
Fig. 8 is a kind of signal of first judging unit of the verifying equipment of authentication system provided in an embodiment of the present inventionProperty block diagram；
Fig. 9 is a kind of signal of the second acquisition unit of the verifying equipment of authentication system provided in an embodiment of the present inventionProperty block diagram；
Figure 10 be another embodiment of the present invention provides a kind of authentication system schematic block diagram；
Figure 11 is a kind of schematic block diagram for auth method that further embodiment of this invention provides；
Figure 12 is a kind of schematic block diagram for authentication system that further embodiment of this invention provides.
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, completeSite preparation description, it is clear that described embodiments are some of the embodiments of the present invention, instead of all the embodiments.Based on this hairEmbodiment in bright, every other implementation obtained by those of ordinary skill in the art without making creative effortsExample, shall fall within the protection scope of the present invention.
It should be appreciated that ought use in this specification and in the appended claims, term " includes " and "comprising" instructionDescribed feature, entirety, step, operation, the presence of element and/or component, but one or more of the other feature, whole is not precludedBody, step, operation, the presence or addition of element, component and/or its set.
It is also understood that mesh of the term used in this description of the invention merely for the sake of description specific embodimentAnd be not intended to limit the present invention.As description of the invention and it is used in the attached claims, unless onOther situations are hereafter clearly indicated, otherwise " one " of singular, "one" and "the" are intended to include plural form.
It will be further appreciated that the term "and/or" used in description of the invention and the appended claims isRefer to any combination and all possible combinations of one or more of associated item listed, and including these combinations.
As used in this specification and in the appended claims, term " if " can be according to context quiltBe construed to " when ... " or " once " or " in response to determination " or " in response to detecting ".Similarly, phrase " if it is determined that " or" if detecting [described condition or event] " can be interpreted to mean according to context " once it is determined that " or " in response to trueIt is fixed " or " once detecting [described condition or event] " or " in response to detecting [described condition or event] ".
Fig. 1 and Fig. 2 are please referred to, Fig. 1 is a kind of application scenarios signal of auth method provided in an embodiment of the present inventionFigure.Fig. 2 is a kind of schematic flow chart of auth method provided in an embodiment of the present invention.The auth method is applied toIn authentication system, the authentication system includes verifying equipment 1 and wearable device 2.It is legal that verifying equipment 1 obtainsThe bioelectrical signals of user, and using the bioelectrical signals of the legitimate user as reference signal；If receiving user to be verifiedThe authentication of input instructs, and wearable device 2 acquires the bioelectricity data to be measured of the user to be verified；Wearable device 2The bioelectricity data to be measured are sent to verifying equipment 1；Verifying equipment 1 carries out curve fitting to the bioelectricity data to be measuredObtain detection signal；Verifying equipment 1 judges the use to be verified according to the similarity of the detection signal and the reference signalWhether family is legitimate user.
Fig. 2 is a kind of flow diagram of auth method provided in an embodiment of the present invention.As shown, this method packetInclude following steps S1-S5.
S1 verifies the bioelectrical signals that equipment obtains legitimate user, and using the bioelectrical signals of the legitimate user as baseCalibration signal.
In specific implementation, verifying equipment obtains the bioelectrical signals of legitimate user, and by the bioelectricity of the legitimate userSignal is as reference signal.In this hair inventive embodiments, bioelectrical signals include PPG-PULSE signal and ECG-PQRSTSignal.PPG-PULSE signal refers to the pulse signal measured by photoplethysmographic graphical method (PPG).ECG-PQRST letterNumber refer to ECG signal.
Referring to Fig. 3, in one embodiment, above step S1 specifically comprises the following steps S11-S12.
S11, verifying equipment acquire the benchmark bioelectricity data of the legitimate user.
In specific implementation, verifying equipment acquires the benchmark bioelectricity data of the legitimate user.For example, acquisition PPG-PULSE signal data or ECG-PQRST signal data.
S12, verifying equipment carry out curve fitting to obtain the reference signal to the benchmark bioelectricity data.
In specific implementation, verifying equipment carries out curve fitting to the benchmark bioelectricity data to obtain the benchmark letterNumber.Curve matching (curve fitting) refers to selection curve type appropriate to be fitted observation data, and with the curve being fittedRelationship between two variable of equation analysis.
If S2 receives the authentication instruction of user's input to be verified, wearable device acquires the user's to be verifiedBioelectricity data to be measured.
In specific implementation, if receiving the authentication instruction of user's input to be verified (for example, by key, touchingThe authentication instruction of the man-machine interaction modes such as screen input), wearable device acquires the bioelectricity to be measured of the user to be verifiedData.
The bioelectricity data to be measured are sent to verifying equipment by S3 wearable device.
In specific implementation, the bioelectricity data to be measured are sent to verifying equipment by wearable device.For example, wearable setIt is standby the bioelectricity data to be measured to be sent to verifying equipment by wireless communication mode.
S4 verifies equipment and carries out curve fitting to obtain detection signal to the bioelectricity data to be measured.
In specific implementation, verifying equipment carries out curve fitting the bioelectricity data to be measured to obtain detection signal.CurveFitting (curve fitting), which refers to, selects curve type appropriate to be fitted observation data, and is divided with the curvilinear equation of fittingAnalyse the relationship between two variables.
S5 verifies equipment and judges that the user to be verified is according to the similarity of the detection signal and the reference signalNo is legitimate user.
In specific implementation, verifying equipment judges described to be tested according to the similarity of the detection signal and the reference signalDemonstrate,prove whether user is legitimate user.
Referring to fig. 4, in one embodiment, above step S5 specifically comprises the following steps S51-S54.
S51, verifying equipment obtain the similarity of the detection signal and the reference signal.
In specific implementation, verifying equipment obtains the similarity of the detection signal and the reference signal.
In one embodiment, above step S51 specifically includes verifying equipment and obtains the detection signal and benchmark letterNumber error energy, and according to it is described detection signal and the reference signal error energy determine the detection signal with it is describedThe similarity of reference signal.
The similitude of two signals can be characterized by error energy.If error energy is smaller, illustrate two signal differencesIt is not smaller.Error energy is bigger, then illustrates that two signal differences are bigger.In specific implementation, pass through following formulaIt calculatesThe similarity S of the detection signal and the reference signal；Wherein K is the similarity constant being manually set, and E is detection letterError energy number with the reference signal.
S52, it is preset similar that verifying equipment judges whether the detection signal is greater than to the similarity of the reference signalSpend threshold value.
In specific implementation, verifying equipment judge it is described detection signal and the reference signal similarity whether be greater than it is defaultSimilarity threshold.
S53 verifies equipment if the similarity of the detection signal and the reference signal is greater than preset similarity thresholdDetermine that the user to be verified is legitimate user.
In specific implementation, if the similarity of the detection signal and the reference signal is greater than preset similarity thresholdValue, verifying equipment determine that the user to be verified is legitimate user.
S54, if the similarity of the detection signal and the reference signal is not greater than preset similarity threshold, verifying is setIt is standby to determine that the user to be verified is not legitimate user.
In specific implementation, if the similarity of the detection signal and the reference signal is not greater than preset similarity thresholdValue, verifying equipment determine that the user to be verified is not legitimate user.
By the technical solution of the application embodiment of the present invention, verifying equipment obtains the bioelectrical signals of legitimate user, and willThe bioelectrical signals of the legitimate user are as reference signal；If receiving the authentication instruction of user's input to be verified, wearThe formula equipment of wearing acquires the bioelectricity data to be measured of the user to be verified；Wearable device sends the bioelectricity data to be measuredGive verifying equipment；Verifying equipment carries out curve fitting the bioelectricity data to be measured to obtain detection signal；Verify equipment according toThe similarity of the detection signal and the reference signal judges whether the user to be verified is legitimate user, so as to realityNow verified by identity of the bioelectrical signals of user to user.It can automatic collection bioelectricity due to passing through wearable deviceData are participated in without user, it can be achieved that noninductive verifying, greatly improves the usage experience of user.
Fig. 5 be another embodiment of the present invention provides a kind of auth method flow diagram.As shown in figure 4, thisThe auth method of embodiment includes step S51-S57.The wherein step S1-S5 in step S51-S55 and above-described embodimentSimilar, details are not described herein.In the present embodiment, verifying equipment is security device or other signature devices, the security device packetInclude intelligent door lock, lock and wearable device.The following detailed description of in the present embodiment increase step S56-S57.
If the S56 user to be verified is legitimate user, verifying equipment executes unlock operation.
In specific implementation, if the user to be verified is legitimate user, verifying equipment (i.e. security device) executes unlockOperation.It can be realized the unlock to security devices such as intelligent door lock and locks in the above manner, brought greatly for userIt is convenient.
If the S57 user to be verified is not legitimate user, verifying equipment sends miscue information to wearable device,The miscue information is for prompting the user to be verified unverified.
In specific implementation, if the user to be verified is not legitimate user, verifying equipment sends wrong to wearable deviceAccidentally prompt information.Wherein, the miscue information is for prompting the user to be verified unverified.
Fig. 6 is a kind of schematic block diagram of authentication system 100 provided in an embodiment of the present invention.As shown in figure 5, correspondingIn the above auth method, the present invention also provides a kind of authentication systems 100.The authentication system 100 includes testingEquipment 80 and wearable device 90 are demonstrate,proved, the verifying equipment 80 includes first acquisition unit 81, the first fitting unit 82, firstJudging unit 83, the wearable device 90 include the first acquisition unit 91 and the first transmission unit 92, in which:
The first acquisition unit 81, for obtaining the bioelectrical signals of legitimate user, and by the life of the legitimate userObject electric signal is as reference signal；
First acquisition unit 91, if the authentication instruction for receiving user's input to be verified, described in acquisitionThe bioelectricity data to be measured of user to be verified；
First transmission unit 92, for the bioelectricity data to be measured to be sent to verifying equipment；
First fitting unit 82 obtains detection signal for carrying out curve fitting to the bioelectricity data to be measured；
First judging unit 83, for according to the judgement of the similarity of the detection signal and the reference signalWhether user to be verified is legitimate user.
In one embodiment, as shown in fig. 7, the first acquisition unit 81 includes the second acquisition unit 811 and secondFitting unit 812.
Second acquisition unit, for acquiring the benchmark bioelectricity data of the legitimate user；
Second fitting unit, for carrying out curve fitting the benchmark bioelectricity data to obtain the reference signal.
In one embodiment, as shown in figure 8, first judging unit 83 judges including second acquisition unit 831, secondUnit 832, the first judging unit 833 and the second judging unit 834.
Second acquisition unit 831, for obtaining the similarity of the detection signal and the reference signal；
Second judgment unit 832, for judging it is pre- whether the similarity of the detection signal and the reference signal is greater thanIf similarity threshold；
First judging unit 833, if being greater than preset phase for the detection signal and the similarity of the reference signalLike degree threshold value, determine that the user to be verified is legitimate user；
Second judging unit 834, if for it is described detection signal and the reference signal similarity be not greater than it is presetSimilarity threshold determines that the user to be verified is not legitimate user.
In one embodiment, as shown in figure 9, the second acquisition unit 831 includes determination unit 8311.
Determination unit 8311, for obtaining the error energy of the detection signal and the reference signal, and according to describedDetection signal and the error energy of the reference signal determine the similarity of the detection signal and the reference signal.
Figure 10 be another embodiment of the present invention provides a kind of authentication system 100 schematic block diagram.Such as Fig. 7 instituteShow, the authentication system 100 of the present embodiment is to increase execution unit 84 on the basis of above-described embodiment and second sendUnit 85.
Execution unit 84, if being legitimate user for the user to be verified, verifying equipment executes unlock operation；
Second transmission unit 85 verifies equipment to wearable device if not being legitimate user for the user to be verifiedMiscue information is sent, the miscue information is for prompting the user to be verified unverified.
It should be noted that it is apparent to those skilled in the art that, above-mentioned 100 He of authentication systemThe specific implementation process of each unit can refer to the corresponding description in preceding method embodiment, for convenience of description and succinctly,Details are not described herein.
Referring to Figure 11, for a kind of flow diagram for auth method that further embodiment of this invention provides；By schemingIt is found that the auth method includes the following steps S111-S116.
S111 wearable device obtains the bioelectrical signals of legitimate user, and the bioelectrical signals of the legitimate user are madeFor benchmark signal.
In specific implementation, wearable device obtains the bioelectrical signals of legitimate user, and by the biology of the legitimate userElectric signal is as reference signal.The bioelectricity for looking after and guiding the user is arranged by wearable device when user uses for the first time for reference signalSignal simultaneously saves.In this hair inventive embodiments, bioelectrical signals include PPG-PULSE signal and ECG-PQRST letterNumber.PPG-PULSE signal refers to the pulse signal measured by photoplethysmographic graphical method (PPG).ECG-PQRST signalRefer to ECG signal.
Specifically, wearable device acquires the benchmark bioelectricity data of the legitimate user.For example, acquisition PPG-PULSESignal data or ECG-PQRST signal data.Wearable device carries out curve fitting to obtain to the benchmark bioelectricity dataTo the reference signal.
If S112 receives the authentication instruction of user's input to be verified, wearable device obtains the user to be verifiedBioelectrical signals, and using the bioelectrical signals of the user to be verified as detection signal.
In specific implementation, if receiving the authentication instruction of user's input to be verified, described in wearable device acquisitionThe bioelectrical signals of user to be verified, and using the bioelectrical signals of the user to be verified as detection signal.
S113 wearable device judges the use to be verified according to the similarity of the detection signal and the reference signalWhether family is legitimate user.
In specific implementation, wearable device according to the judgement of the similarity of the detection signal and the reference signal it is described toVerify whether user is legitimate user.
Specifically, wearable device determines the detection according to the error energy of the detection signal and the reference signalThe similarity of signal and the reference signal.Wearable device judges the detection signal and the similarity of the reference signal isIt is no to be greater than preset similarity threshold, if determining that the user to be verified is legitimate user；Otherwise, it is determined that the use to be verifiedFamily is not legitimate user.
If the S114 user to be verified is legitimate user, wearable device is verified notice to verifying equipment transmission and disappearsBreath.
In specific implementation, if the user to be verified is legitimate user, wearable device sends verifying to verifying equipmentBy notification message, with notice, verifying equipment user to be verified is legitimate user.
If the S115 user to be verified is not legitimate user, wearable device issues verifying not to the user to be verifiedPass through prompting.
In specific implementation, if the user to be verified is not legitimate user, wearable device is to the user to be verifiedIt issues verifying and does not pass through prompting.For example, by showing that verifying does not notify user by modes such as message, vibration and the tinkle of bells.It can remind user that may wear the wearable device of other users in the above manner.
If S116 is verified notification message described in receiving, verifying equipment executes unlock operation.
In specific implementation, if being verified notification message described in receiving, verifying equipment executes unlock operation.
It is a kind of schematic block diagram for authentication system 100 that further embodiment of this invention provides referring to Figure 12, Figure 12.As seen from the figure, the authentication system 100 includes that wearable device 60 and verifying equipment 70, the wearable device 60 are wrappedThird acquiring unit 61, the 4th acquiring unit 62, third judging unit 63, third transmission unit 64 and reminding unit 65 are included,The verifying equipment 70 includes unlocking unit 71, in which:
Third acquiring unit 61, for obtaining the bioelectrical signals of legitimate user, and by the bioelectricity of the legitimate userSignal is as reference signal；
4th acquiring unit 62, if the authentication instruction for receiving user's input to be verified, obtains described to be testedThe bioelectrical signals of user are demonstrate,proved, and using the bioelectrical signals of the user to be verified as detection signal；
Third judging unit 63, it is described to be tested for being judged according to the similarity of the detection signal and the reference signalDemonstrate,prove whether user is legitimate user；
Third transmission unit 64 is verified if being legitimate user for the user to be verified to verifying equipment transmissionNotification message；
Reminding unit 65 issues verifying to the user to be verified if not being legitimate user for the user to be verifiedPrompting is not passed through；
Unlocking unit 71, if for receive it is described be verified notification message, execute unlock operation.
Those of ordinary skill in the art may be aware that list described in conjunction with the examples disclosed in the embodiments of the present disclosureMember and algorithm steps, can be realized with electronic hardware, computer software, or a combination of the two, in order to clearly demonstrate hardwareWith the interchangeability of software, each exemplary composition and step are generally described according to function in the above description.ThisA little functions are implemented in hardware or software actually, the specific application and design constraint depending on technical solution.SpeciallyIndustry technical staff can use different methods to achieve the described function each specific application, but this realization is notIt is considered as beyond the scope of this invention.
In several embodiments provided by the present invention, it should be understood that disclosed device and method can pass through itIts mode is realized.For example, the apparatus embodiments described above are merely exemplary.For example, the division of each unit, onlyOnly a kind of logical function partition, there may be another division manner in actual implementation.Such as multiple units or components can be tiedAnother system is closed or is desirably integrated into, or some features can be ignored or not executed.
The steps in the embodiment of the present invention can be sequentially adjusted, merged and deleted according to actual needs.This hairUnit in bright embodiment device can be combined, divided and deleted according to actual needs.In addition, in each implementation of the present inventionEach functional unit in example can integrate in one processing unit, is also possible to each unit and physically exists alone, can also be withIt is that two or more units are integrated in one unit.
If the integrated unit is realized in the form of SFU software functional unit and when sold or used as an independent product,It can store in one storage medium.Based on this understanding, technical solution of the present invention is substantially in other words to existing skillThe all or part of part or the technical solution that art contributes can be embodied in the form of software products, the meterCalculation machine software product is stored in a storage medium, including some instructions are used so that a computer equipment (can be aPeople's computer, terminal or network equipment etc.) it performs all or part of the steps of the method described in the various embodiments of the present invention.
In the above-described embodiments, it all emphasizes particularly on different fields to the description of each embodiment, is not described in some embodimentPart, reference can be made to the related descriptions of other embodiments.
Obviously, various changes and modifications can be made to the invention without departing from essence of the invention by those skilled in the artMind and range.In this way, the even these modifications and changes of the present invention range that belongs to the claims in the present invention and its equivalent technologiesWithin, then the present invention is also intended to include these modifications and variations.
The above description is merely a specific embodiment, but scope of protection of the present invention is not limited thereto, anyThose familiar with the art in the technical scope disclosed by the present invention, can readily occur in various equivalent modifications or replaceIt changes, these modifications or substitutions should be covered by the protection scope of the present invention.Therefore, protection scope of the present invention should be with rightIt is required that protection scope subject to.