CN107305604A

CN107305604A - Terminal unlock method and device

Info

Publication number: CN107305604A
Application number: CN201610261139.0A
Authority: CN
Inventors: 何宗键
Original assignee: Tongji University; Tencent Technology Shenzhen Co Ltd
Current assignee: Tongji University; Tencent Technology Shenzhen Co Ltd
Priority date: 2016-04-25
Filing date: 2016-04-25
Publication date: 2017-10-31
Anticipated expiration: 2036-04-25
Also published as: CN107305604B

Abstract

The invention discloses a kind of terminal unlock method and device.Wherein, this method includes：The state that terminal under detection screen lock state is presently in；When detecting that terminal remains static, the first identity characteristic is extracted according to the current connected wireless signal of terminal, when the first identity characteristic meets the first predetermined condition, to terminal unlocking；When detecting that terminal is in nonstatic state, the Second Identity of Local that the sensor in terminal is measured is obtained, when Second Identity of Local meets the second predetermined condition, to terminal unlocking.The present invention is solved unlocks less efficient technical problem caused by using existing terminal unlock method.

Description

Terminal unlock method and device

Technical field

The present invention relates to computer realm, in particular to a kind of terminal unlock method and device.

Background technology

Before intelligent terminal unlatching, it is a kind of to hidden in intelligent terminal to carry out identification to user The effective means that private is protected.At present, the mode master for carrying out identification to user in the prior art Including：Input password, slidably input pattern and biological information identification (such as fingerprint recognition or face knowledge Not).

However, being entered before every time using intelligent terminal by above-mentioned at least one mode to user identity Row identification, to realize the process unlocked to intelligent terminal, but has password easily leakage and input consumption When shortcoming.On the one hand, user is when inputting password and slidably inputing pattern, it is easy to stolen by other people Peep or detected equipment is truncated to, so as to cause password to be revealed；In addition, input password and slip are defeated Enter pattern, required authenticated time is longer, continually performs input operation, and user will be also wasted significantly Time, and then influence Consumer's Experience；Furthermore, recognized, not only needed extra by biological information Hardware is recognized, and identification process is also easy to be influenceed by various factors, so that recognition result It is inaccurate, it is necessary to user carries out certification repeatedly, and then cause authenticated time to extend.

That is, prior art provided to user carry out identification, to realize to intelligent end The mode of unblock is held, not only security is relatively low, it is impossible to ensure the personal secrets of user, and required recognized The card time is longer, causes unblock efficiency to be greatly reduced.

For it is above-mentioned the problem of, effective solution is not yet proposed at present.

The content of the invention

The embodiments of the invention provide a kind of terminal unlock method and device, at least to solve due to using The less efficient technical problem of unblock caused by existing terminal unlock method.

One side according to embodiments of the present invention there is provided a kind of terminal unlock method, including：Inspection The state that the terminal surveyed under screen lock state is presently in；When detecting that above-mentioned terminal remains static, First identity characteristic is extracted according to the current connected wireless signal of above-mentioned terminal, it is special in above-mentioned first identity When levying the first predetermined condition of satisfaction, to above-mentioned terminal unlocking；Detecting above-mentioned terminal in nonstatic During state, the Second Identity of Local that the sensor in above-mentioned terminal is measured is obtained, in above-mentioned second body When part feature meets the second predetermined condition, to above-mentioned terminal unlocking.

Another aspect according to embodiments of the present invention, additionally provides a kind of terminal unlocking device, including： Detection unit, for detecting the state that the terminal under screen lock state is presently in；First unlocking unit, For when detecting that above-mentioned terminal remains static, according to the current connected wireless communication of above-mentioned terminal Number extract the first identity characteristic, above-mentioned first identity characteristic meet the first predetermined condition when, to above-mentioned Terminal unlocking；Second unlocking unit, for when detecting that above-mentioned terminal is in nonstatic state, obtaining The Second Identity of Local for taking the sensor in above-mentioned terminal to measure, meets in above-mentioned Second Identity of Local During the second predetermined condition, to above-mentioned terminal unlocking.

In embodiments of the present invention, by detecting the state that terminal is presently in, to realize in end When inactive state, sentenced using terminal the first identity characteristic that currently connected wireless signal is extracted Whether break to the terminal unlocking, when terminal is in nonstatic state, utilize the sensor in terminal to survey The Second Identity of Local measured judges whether to the terminal unlocking.That is, according to residing for terminal Different conditions, respectively directly to terminal using different identity characteristics be authenticated identification, with realization Rapidly passive unblock is carried out to the terminal under different conditions, without manually to terminal input password or Other authentication informations, so as to reduce terminal in the authenticated time used in releasing process, are improved eventually with reaching The effect of end unblock efficiency, and then overcome the problem of terminal unlocking is less efficient in the prior art.

In addition, to the terminal under different conditions, identification is authenticated by different identity characteristics respectively, The flexibility to terminal unlocking is also improved, to avoid due to using single unlocking manner to terminal unlocking During failure it is caused the need for the problem of unlock certification repeatedly.

Further, the first identity characteristic directly is extracted using the current connected wireless signal of terminal, and eventually The Second Identity of Local that sensor in end is measured is unlocked certification to terminal, to avoid being used for solving The leakage of the content of lock, further ensures the security of terminal unlocking.

Brief description of the drawings

Accompanying drawing described herein is used for providing a further understanding of the present invention, constitutes the one of the application Part, schematic description and description of the invention is used to explain the present invention, does not constitute to this hair Bright improper restriction.In the accompanying drawings：

Fig. 1 is a kind of application environment signal of optional terminal unlock method according to embodiments of the present invention Figure；

Fig. 2 is a kind of flow chart of optional terminal unlock method according to embodiments of the present invention；

Fig. 3 is the flow chart of another optional terminal unlock method according to embodiments of the present invention；

Fig. 4 is a kind of schematic diagram of optional terminal unlock method according to embodiments of the present invention；

Fig. 5 is the schematic diagram of another optional terminal unlock method according to embodiments of the present invention；

Fig. 6 is the flow chart of another optional terminal unlock method according to embodiments of the present invention；

Fig. 7 is the schematic diagram of another optional terminal unlock method according to embodiments of the present invention；

Fig. 8 is a kind of schematic diagram of optional terminal unlocking device according to embodiments of the present invention；And

Fig. 9 is a kind of schematic diagram of optional terminal according to embodiments of the present invention.

Embodiment

In order that those skilled in the art more fully understand the present invention program, below in conjunction with the present invention Accompanying drawing in embodiment, the technical scheme in the embodiment of the present invention is clearly and completely described, Obviously, described embodiment is only the embodiment of a part of the invention, rather than whole implementation Example.Based on the embodiment in the present invention, those of ordinary skill in the art are not making creative work Under the premise of the every other embodiment that is obtained, should all belong to the scope of protection of the invention.

It should be noted that the term in description and claims of this specification and above-mentioned accompanying drawing " first ", " second " etc. be for distinguishing similar object, without for describe specific order or Precedence.It should be appreciated that the data so used can be exchanged in the appropriate case, to retouch here The embodiments of the invention stated can be real with the order in addition to those for illustrating or describing herein Apply.In addition, term " comprising " and " having " and their any deformation, it is intended that covering is not arranged His includes, for example, contain the process of series of steps or unit, method, system, product or Equipment is not necessarily limited to those steps clearly listed or unit, but may include not list clearly Or for the intrinsic other steps of these processes, method, product or equipment or unit.

Embodiment 1

There is provided a kind of embodiment of above-mentioned terminal unlock method, the terminal according to embodiments of the present invention Unlocking method can be, but not limited to be applied in application environment as shown in Figure 1, is connected with network 104 There are multiple terminals, for example, terminal 102-1 as shown in Figure 1 and terminal 102-2.Wherein, at this In embodiment, above-mentioned network 104 can include but is not limited to wireless signal network, such as WIFI letters Number network.By taking terminal 102-1 as an example, the shape that terminal 102-1 is presently under detection screen lock state State；When detecting that terminal 102-1 remains static, extracted according to current connected wireless signal First identity characteristic, and when the first identity characteristic meets the first predetermined condition, to terminal 102-1 It is unlocked；When detecting that terminal 102-1 is in nonstatic state, obtain in terminal 102-1 The Second Identity of Local that sensor is measured, and when Second Identity of Local meets the second predetermined condition, Terminal 102-1 is unlocked.That is, the different conditions according to residing for terminal, right respectively Terminal is authenticated identification using different identity characteristics, to realize the quick passive unblock to terminal, Without being manually entered password or other authentication informations, improved so as to reach to the efficiency of terminal unlocking Effect.

Alternatively, in the present embodiment, above-mentioned terminal can include but is not limited at least one of： Mobile phone, tablet personal computer, notebook computer, desktop PC.Above-mentioned simply a kind of example, this implementation Example does not do any restriction to this.

According to embodiments of the present invention there is provided a kind of terminal unlock method, as shown in Fig. 2 this method Including：

The state that terminal under S202, detection screen lock state is presently in；

S204, when detecting that terminal remains static, according to the current connected wireless signal of terminal The first identity characteristic is extracted, when the first identity characteristic meets the first predetermined condition, to terminal unlocking；

S206, when detecting that terminal is in nonstatic state, the sensor obtained in terminal is measured Second Identity of Local, Second Identity of Local meet the second predetermined condition when, to terminal unlocking.

Alternatively, in the present embodiment, above-mentioned terminal unlock method can be, but not limited to be applied to screen locking Terminal under state.Specifically, the state that the terminal under detection screen lock state is presently in, at this When terminal remains static, then the first identity characteristic is extracted according to the current connected wireless signal of terminal, And when the first identity characteristic meets the first predetermined condition, to terminal unlocking；It is in the terminal non-quiet Only during state, then the Second Identity of Local that the sensor in terminal is measured is obtained, and in the second identity When feature meets the second predetermined condition, to terminal unlocking.That is, being in different shapes to detecting Terminal under state, respectively by being compared from different identity characteristics, to realize under different conditions Terminal carry out rapidly passive unblock, so as to reduce the authenticated time used in terminal unlocking process, enter And reach the effect for improving terminal unlocking efficiency.

Alternatively, in the present embodiment, the state that is presently in of terminal under detection screen lock state can be with But the data that the sensor being not limited by detection terminal is measured are realized.That is, in sensing When the reading of device is 0, then it represents that the state that the terminal is presently in is inactive state；And in sensing When the reading of device is non-zero, then it represents that the state that terminal is presently in is nonstatic state.Above-mentioned is only one Plant in example, the present embodiment and do not do any restriction to this.

It should be noted that in the present embodiment, by detecting the state that terminal is presently in, with reality When present terminal remains static, the first body extracted using the current connected wireless signal of terminal Part feature judges whether to the terminal unlocking, when terminal is in nonstatic state, using in terminal The sensor Second Identity of Local that measures judge whether to the terminal unlocking.That is, root According to the different conditions residing for terminal, directly terminal is authenticated using different identity characteristics knowing respectively Not, rapidly passive unblock is carried out to the terminal under different conditions to realize, without manually to terminal Password or other authentication informations are inputted, so that terminal is reduced in the authenticated time used in releasing process, with Reach improve terminal unlocking efficiency effect, and then overcome in the prior art terminal unlocking it is less efficient Problem.In addition, to the terminal under different conditions, being authenticated knowing respectively by different identity characteristics Not, the flexibility to terminal unlocking is also improved, to avoid due to using single unlocking manner to terminal The problem of certification being unlocked the need for unblock is caused when failing repeatedly.Further, directly worked as using terminal Preceding connected wireless signal extracts the first identity characteristic, and the second body that the sensor in terminal is measured Part feature is unlocked certification to terminal, to avoid the leakage of the content for unblock, is further ensured that The security of terminal unlocking.

Alternatively, in the present embodiment, when terminal remains static, above-mentioned first identity characteristic It can be, but not limited to as target respiratory characteristic.Alternatively, in the present embodiment, according to the current institute of terminal Wireless signal even, which extracts the first identity characteristic, to be included：Obtain the signal intensity configured information of wireless signal (Received Signal Strength Indication, RSSI) and/or channel condition information (Channel State Information, CSI)；Target in first identity characteristic is extracted according to RSSI and/or CSI Respiratory characteristic.

It should be noted that interference is produced to wireless signal because people knows from experience, thus, in the present embodiment In, by detecting the change of the current connected wireless signal (such as WIFI signal) of terminal, to realize Identity is accurately identified.Such as when breathing, because the fluctuations in thoracic cavity can be believed WIFI Number produce different interference, therefore, by accurately detecting the change of WIFI signal, with realize from The respiratory characteristic near the terminal is restored in change, so as to reach according to the respiratory characteristic to judge to be It is no that the terminal is passively unlocked.

In other words, the target respiratory characteristic that gets of detection with for the inclined of the default respiratory characteristic of terminal When difference is less than predetermined threshold, then it may determine that the target respiratory characteristic detected meets predetermined condition, Can be to the terminal unlocking, without being actively entered any checking information to the terminal.So as to reduce To the authenticated time of terminal unlocking, it is ensured that terminal unlocking efficiency.

Alternatively, in the present embodiment, above-mentioned Second Identity of Local can be, but not limited to include：Motion Feature, input feature vector.Wherein, above-mentioned motion feature includes at least one of：Leg speed, cadence, Step width；Above-mentioned input feature vector includes at least one of：Input dynamics, input displacement, incoming frequency.

Alternatively, in the present embodiment, the sensor in above-mentioned terminal can include but is not limited to：Plus Velocity sensor, angular-rate sensor.Wherein, above-mentioned angular-rate sensor can be gyroscope. That is, detect whether the terminal is in nonstatic state by the sensor, detecting this When terminal is in nonstatic state, then the data that can be measured using the sensor are judged whether Terminal is unlocked.

It should be noted that in the present embodiment, entering in the data measured by acceleration transducer When row unblock judges, above-mentioned Second Identity of Local can correspond to motion feature.That is, adding When the reading of velocity sensor is non-zero, then it represents that the terminal is kept in motion, corresponding by obtaining Whether motion feature is judged in motion process to the terminal unlocking.For example, being carried shifting in terminal In dynamic scene, then the motion feature in Second Identity of Local can be obtained using acceleration transducer, To carry out authentication according to exercise habit, to judge whether to terminal unlocking.

In addition, when the data measured by angular-rate sensor are unlocked judgement, above-mentioned second Identity characteristic can correspond to input feature vector.That is, when the reading of angular-rate sensor is non-zero, Then represent that the terminal is in and touch interaction mode, judged by obtaining the input feature vector of interaction Whether to the terminal unlocking in interaction.

Alternatively, in the present embodiment, it is above-mentioned that Second Identity of Local is obtained using angular-rate sensor In the application scenarios of input feature vector can include but is not limited to one below：

1) terminal is being detected in nonstatic state, and acceleration transducer is unmeasured special to motion When levying, the input feature vector that angular-rate sensor is measured is obtained.For example, in user and terminal interaction During, input feature vector is obtained by angular-rate sensor.

2) when the state that terminal is presently in can not be detected, obtain angular-rate sensor and measure Input feature vector.For example, in the case of passive unblock failure, obtaining defeated by angular-rate sensor The mode for entering feature is actively unlocked to terminal.

Alternatively, in the present embodiment, the second body that the angular-rate sensor in terminal is measured is obtained Input feature vector in part feature can include but is not limited to：Shown in terminal for pointing out to obtain predetermined The prompt message of word, wherein, predetermined word is the checking word for being used to unlock generated at random； During above-mentioned predetermined word is obtained, the input feature vector that angular-rate sensor is measured is obtained.

That is, as a kind of arbitrary way to passively unlocking, one is additionally provided in the present embodiment Kind of active unlocking manner, the input feature vector measured according to angular-rate sensor judges whether to terminal Unblock.It should be noted that in the present embodiment, aforesaid way is different from correlation technique, without obtaining The particular content of input is taken, but by obtaining input mode when inputting, is realized and input habit Matching, so as to reach the purpose of protection privacy, and then realizes the effect for the security for improving unblock.

Specifically illustrated with reference to shown in Fig. 3, the state that the terminal under detection screen lock state is presently in, When terminal remains static, then according to the change of wireless signal (such as WIFI signal), obtain Target respiratory characteristic in first identity characteristic.When terminal is in nonstatic state, if acceleration is passed When the reading of sensor is non-zero, then it represents that terminal is kept in motion, the fortune in Second Identity of Local is obtained Dynamic feature.

It should be noted that in the case where above two feature is recognizable, then can be respectively by obtaining To target respiratory characteristic or motion feature judge whether passively to unlock terminal.In addition, In the case of above two feature None- identified, then the second identity can be obtained by angular-rate sensor special Input feature vector in levying, to be carried out actively to terminal using input feature vector when being inputted in interaction Unblock.Here, by way of the input feature vector that angular-rate sensor is obtained in Second Identity of Local Active unblock directly can be carried out to terminal to realize as a kind of single unlocking manner.This implementation Any restriction is not done to this in example.

Alternatively, in the present embodiment, after terminal again screen locking, can be, but not limited to again by The state that detection terminal is presently in, to realize the different conditions according to residing for terminal, distinguishes terminal Safely and fast certification is carried out using different identity characteristics to recognize.That is, after terminal screen locking, It is under screen lock state, above-mentioned terminal unlock method can be repeated to terminal.

The embodiment provided by the application, by detecting the state that terminal is presently in, to realize When terminal remains static, the first identity extracted using the current connected wireless signal of terminal is special Levy to judge whether to the terminal unlocking, when terminal is in nonstatic state, utilize the biography in terminal The Second Identity of Local that sensor is measured judges whether to the terminal unlocking.That is, according to end The residing different conditions in end, are directly authenticated identification to terminal using different identity characteristics respectively, Rapidly passive unblock is carried out to the terminal under different conditions to realize, without being inputted manually to terminal Password or other authentication informations, so that terminal is reduced in the authenticated time used in releasing process, to reach The effect of terminal unlocking efficiency is improved, and then overcomes the problem of terminal unlocking is less efficient in the prior art.

As a kind of optional scheme, the first identity is extracted according to the current connected wireless signal of terminal special Levy including：

S1, obtains signal intensity configured information (the Received Signal Strength of wireless signal Indication, RSSI) and/or channel condition information (Channel State Information, CSI)；

S2, the target respiratory characteristic in the first identity characteristic is extracted according to RSSI and/or CSI.

Alternatively, in the present embodiment, after RSSI and/or CSI is obtained, in addition to：Will be eventually Hold RSSI and/or CSI in the time domain collected to carry out going interference to handle by wave filter, and will go Signal after interference is converted to frequency-region signal.

It should be noted that in the present embodiment, RSSI and/or CSI go after disturbing to be converted to frequency domain In frequency-region signal can serve to indicate that target respiratory characteristic in the first identity characteristic, such as respiratory rate. That is, the target breathing in the first identity characteristic that will be extracted according to RSSI and/or CSI is special Levy, matched with default respiratory characteristic, to realize that the certification to user identity is recognized.

Alternatively, in the present embodiment, the target respiratory characteristic extracted in the first identity characteristic can be wrapped Include but be not limited to one below：

1) it is the mesh in target respiratory characteristic by the set of frequency corresponding to peak-peak in a frequency domain Mark respiratory rate；

2) frequency corresponding to preceding M peak value in a frequency domain is obtained, the preceding M peak value institute is right The frequency answered is used as target respiratory characteristic.

That is, a target breathing frequency can be included but is not limited in target respiratory characteristic, its In, the target breathing frequency can be determined by following at least one mode：1) by RSSI in frequency domain In peak-peak corresponding to set of frequency be target breathing frequency；2) by CSI in a frequency domain Set of frequency corresponding to peak-peak is target breathing frequency；3) according to default weight according to RSSI The frequency corresponding to peak-peak in a frequency domain, and corresponding to the peak-peaks of CSI in a frequency domain Frequency is determined after calculating.

For example, in mode 3) in, it is assumed that the frequency corresponding to the peak-peaks of RSSI in a frequency domain For F1, the frequency F2 corresponding to the peak-peaks of CSI in a frequency domain, default power corresponding with RSSI Weight is a1, and default weight corresponding with CSI is a2, then the target breathing frequency in target respiratory characteristic Rate F can be obtained in the following manner：F=F1*a1+F2+a2.

In addition, in the present embodiment, can also include but is not limited in target respiratory characteristic in frequency domain Frequency corresponding to preceding M peak value.It is used to refer to that is, target respiratory characteristic includes one group Show multiple frequencies of current respiratory characteristic.Wherein, above-mentioned target respiratory characteristic includes at least one of： 1) frequency corresponding to the preceding M peak value of RSSI in a frequency domain；2) the preceding M of CSI in a frequency domain Frequency corresponding to individual peak value；3) the preceding M peak according to default weight according to RSSI in a frequency domain The corresponding frequency of value, and frequency corresponding to the preceding M peak value of CSI in a frequency domain calculate after it is true Surely the frequency obtained.

That is, in the present embodiment, peak value that can individually according to above-mentioned RSSI in a frequency domain Corresponding frequency acquisition target respiratory characteristic, peak that can also individually according to above-mentioned CSI in a frequency domain Value corresponding frequency acquisition target respiratory characteristic, can be combined with RSSI and CSI in a frequency domain Frequency acquisition target respiratory characteristic corresponding to peak value.For example, RSSI and CSI combination can With but be not limited to obtain the two target after combining according to pre-assigned different weight calculations and breathe special Levy.

, wherein it is desired to which the RSSI and CSI that are provided in explanation, above-mentioned the present embodiment are combined and obtained In the mode of target respiratory characteristic, above-mentioned RSSI and CSI combination are only a kind of examples, this Do not do any restriction in embodiment to this, combine two kinds of information to represent breathing according to mathematical computations mode The mode of feature can be included in the design of the embodiment of the present invention.

The embodiment provided by the application, by the signal intensity configured information for obtaining wireless signal RSSI and/or channel condition information CSI, to extract the first identity characteristic according to RSSI and/or CSI In target respiratory characteristic, quickly and accurately determine whether to enter terminal according to respiratory characteristic so as to reach The passive unblock of row, without being actively entered the authentication informations such as password, to reduce the authenticated time to terminal, And then realize the effect for improving terminal unlocking efficiency.

As a kind of optional scheme,

S1, extracting the target respiratory characteristic in the first identity characteristic according to RSSI and/or CSI includes：

S11, is changed to the RSSI and/or CSI in time domain, obtain RSSI in frequency domain and/ Or CSI；

S12, the RSSI in frequency domain and/or the frequency acquisition target corresponding to CSI peak value are exhaled Inhale feature；

S2, when the first identity characteristic meets the first predetermined condition, includes to terminal unlocking：

S21, judges whether the deviation of target respiratory characteristic and default respiratory characteristic therebetween is less than First predetermined threshold；

S22, is less than first pre- in the deviation of target respiratory characteristic and default respiratory characteristic therebetween When determining threshold value, to terminal unlocking.

Alternatively, in the present embodiment, corresponding to RSSI and/or CSI peak value in frequency domain Frequency acquisition target respiratory characteristic include：

Alternatively, in the present embodiment, target respiratory characteristic and default respiratory characteristic be therebetween Deviation can include but is not limited at least one of：Target respiratory characteristic and default respiratory characteristic two Difference, target respiratory characteristic and the difference of two squares of default respiratory characteristic therebetween between person.Need Illustrate, the deviation of target respiratory characteristic and default respiratory characteristic therebetween can also be by it He is used to indicate that the calculation of difference therebetween to be obtained, and above-mentioned is only a kind of example, this implementation Any restriction is not done to this in example.

It is specific to be illustrated with reference to Fig. 4 example showns, it is assumed that to get the CSI of current radio signal, CSI (such as Fig. 4 (a) shown in) in 60s in time domain is changed, CSI is obtained in frequency domain (such as Shown in Fig. 4 (b)).Further, it is assumed that by the frequency corresponding to CSI peak-peaks in a frequency domain Target breathing frequency is set to, then is passing through comparison object respiratory characteristic and both default respiratory characteristics Between deviation during determining whether to terminal unlocking, comparison object respiratory characteristic can be passed through In target breathing frequency and default respiratory characteristic in default respiratory rate deviation therebetween To determine whether to terminal unlocking.As shown in Fig. 4 (b), it is assumed that peak-peak appears in the 37th Position, then it represents that 60s internal respirations 37 times, can obtain target breathing frequency for 60/37=1.6s.Enter one Step, it is assumed that default respiratory rate is 1.5s, then target breathing frequency with default respiratory rate therebetween Difference be 0.1s, less than the first predetermined threshold 0.2s, then judge target respiratory characteristic with it is default The deviation of respiratory characteristic therebetween is less than the first predetermined threshold, can be to terminal unlocking.

In another example, if assuming to regard the frequency corresponding to CSI preceding M peak value in a frequency domain as mesh Respiratory characteristic is marked, then is passing through comparison object respiratory characteristic and default respiratory characteristic therebetween inclined Difference, can be by the frequency in comparison object respiratory characteristic come during determining whether to terminal unlocking Deviation between default respiratory rate is determined whether to terminal unlocking.For example, can with but do not limit The M difference between each frequency and default respiratory rate in target respiratory characteristic is obtained respectively Value, and the difference of two squares is calculated, it regard the difference of two squares as deviation therebetween.Wherein, it is above-mentioned default Respiratory rate can be a frequency values, can also be correspondingly arranged in M frequency values, the present embodiment Any restriction is not done to this.

It should be noted that in the present embodiment, for the frequency corresponding to preceding M peak value is made For the mode of target respiratory characteristic, other calculations can also be included by calculating the mode of deviation.It is above-mentioned Only it is not do any restriction to this in a kind of example, the present embodiment.

The embodiment provided by the application, passes through the RSSI and/or CSI peak value in frequency domain Target breathing frequency in corresponding frequency acquisition target respiratory characteristic, target breathing is compared to realize Whether the deviation of frequency and default respiratory rate therebetween is less than the first predetermined threshold, to determine the One identity is characterized in the first predetermined condition of no satisfaction, so as to realize according to the first identity characteristic to static shape Terminal under state is authenticated, and to reach reduction authenticated time, improves the efficiency of unblock terminal.

As a kind of optional scheme, the Second Identity of Local bag that the sensor in terminal is measured is obtained Include at least one of：

S1, obtains the motion feature in the Second Identity of Local that the acceleration transducer in terminal is measured, Wherein, motion feature includes at least one of：Leg speed, cadence, step width；

S2, obtains the input feature vector in the Second Identity of Local that the angular-rate sensor in terminal is measured, Wherein, input mode when input feature vector is used to indicate to perform input operation.

Alternatively, in the present embodiment, can be, but not limited to according to acceleration transducer measure when The data in the frequency domain after data and conversion in domain, extract the motion feature in Second Identity of Local. That is, the data collected according to acceleration transducer judge the acceleration moved in all directions Degree, so as to restore the various motion features such as current cadence, leg speed, step width.

For example, it is assumed that the acceleration transducer input in present terminal is 3-axis acceleration signal, it can lead to Cross above-mentioned three axle and obtain current step width, leg speed etc. in the signal that time domain is exported, by being exported in frequency domain Signal obtain cadence etc..Above-mentioned is only not do any restriction to this in a kind of example, the present embodiment.

Alternatively, in the present embodiment, above-mentioned angular-rate sensor can include but is not limited in terminal Gyroscope.That is, detecting that terminal is in all angles when performing input operation by gyroscope On flip angle, to obtain the input feature vector in Second Identity of Local, to obtain currently performing input Perform input mode during operation.

It should be noted that in the present embodiment, when performing input operation, terminal is in all angles On have slight upset, and these upsets can be detected by gyroscope.That is, by obtaining The data that gyroscope is detected are taken, the frequency of word is inputted when can reduce current execution input operation, Speed, the information such as weight, is judged whether and default input mode one so as to realize using input mode Cause, the unblock certification to terminal is realized to reach the input mode in input habit, without Obtain the actual content of input, it is to avoid the information for certification is compromised, and then improves terminal unlocking Security.

The embodiment provided by the application, it is special by the motion feature in Second Identity of Local and input Levy, be authenticated unblock to terminal respectively, not only ensure that the efficiency of unblock, further, also improve The security of terminal unlocking.

As a kind of optional scheme, the second identity that the angular-rate sensor in terminal is measured is obtained Input feature vector in feature includes：

S1, is detecting terminal in nonstatic state, and acceleration transducer is unmeasured special to motion When levying, the input feature vector that angular-rate sensor is measured is obtained.

Alternatively, in the present embodiment, the application scenarios of input feature vector are measured using angular-rate sensor At least one of can be included but is not limited to：

1) terminal is being detected in nonstatic state, and acceleration transducer is unmeasured special to motion When levying, the input feature vector that angular-rate sensor is measured is obtained.For example, as shown in figure 3, in user During normally being interacted with terminal, as a kind of single unlocking manner, pass through angular-rate sensor Obtain input feature vector.

2) when the state that terminal is presently in can not be detected, obtain angular-rate sensor and measure Input feature vector.For example, as shown in figure 3, (special i.e. using respiratory characteristic and motion in passive unblock Levy the mode of unblock) in the case of failure, angular-rate sensor can also be passed through and obtain input feature vector Mode is actively unlocked to terminal.

The embodiment provided by the application, the input measured by the angular-rate sensor got The mode that feature is unlocked to terminal, can be separately as a kind of independent authentication mode, can also As a kind of arbitrary way to passively unlocking, to realize that the active to terminal is unlocked, it is ensured that Yong Huke Used with being unlocked in time to terminal, it is to avoid prolonging caused by unblock unsuccessfully needs certification repeatedly The problem of long authenticated time, and then reach the effect for improving unblock efficiency.Further, solved by active Lock, need not but obtain the mode of input content, will also be further ensured that the security of terminal unlocking.

S1, in terminal display reminding information, wherein, prompt message is used to point out to obtain predetermined word, Predetermined word is the checking word for being used to unlock generated at random；

S2, during predetermined word is obtained, obtains the input spy that angular-rate sensor is measured Levy.

It is specific to be illustrated with reference to the example below, for example, as shown in figure 5, in terminal pop-up window, Show the prompt message for pointing out the predetermined word of acquisition：" following word please be input：", such as " test Demonstrate,prove information ".Wherein, above-mentioned predetermined word (i.e. " checking information) can be, but not limited to as one section The checking word for being used to unlock generated at random, and the password that non-pre-published is set.In input current prompt Predetermined word when, the gyroscope in terminal can obtain input feature vector, and with default input feature vector Compare, to determine whether validated user, reach the purpose of authentication.

The embodiment provided by the application, it is predetermined to obtain by terminal display reminding information Word, so as to realize during predetermined word is obtained, is obtained by angular-rate sensor and inputted Feature, to reach the effect for terminal actively unlock certification.

As a kind of optional scheme,

S1, obtains the input feature vector in the Second Identity of Local that the angular-rate sensor in terminal is measured Including：The input parameter that angular-rate sensor is measured is obtained, wherein, input parameter is included below extremely It is one of few：Input dynamics, input displacement, incoming frequency；

S2, when Second Identity of Local meets the second predetermined condition, includes to terminal unlocking：Sentence respectively Whether the disconnected input parameter measured matches with corresponding default input parameter；Judging the ginseng of matching When several quantity reaches the second predetermined threshold, judge to meet the second predetermined condition, to terminal unlocking.

It should be noted that in the present embodiment, above-mentioned input dynamics can be, but not limited to by angle speed The flip angle that degree sensor is measured directly is obtained；Above-mentioned input displacement can be, but not limited to by angle Velocity sensor time domain measurement to flip angle and Time Calculation obtain；Above-mentioned incoming frequency can be with But be not limited by angular-rate sensor frequency domain measurement to peak value corresponding to frequency obtain.

Alternatively, in the present embodiment, it can be, but not limited to according to different measurement accuracy pre- by second Determine threshold value and be set to different values.Wherein, when the second predetermined threshold is bigger, measurement accuracy is higher. That is, input feature vector includes multiple input parameters here, above-mentioned multiple inputs are being joined respectively Number is compared after matching, if judge that the quantity of the parameter of matching reaches the second predetermined threshold, Represent that the input feature vector in the Second Identity of Local currently measured meets the second predetermined condition, can be right Terminal is unlocked.

Alternatively, in the present embodiment, it can be, but not limited to obtain respectively for each predetermined word Once input dynamics, input displacement.For example, it is assumed that predetermined word is " checking information ", then may be used When " testing " word, " card " word, " letter " word, " breath " word to obtain input respectively, angular speed sensing Input dynamics, input displacement that device is measured respectively.Further, with reference to input process get it is defeated Enter frequency, comprehensive descision can be carried out to the input feature vectors of multiple predetermined words, to determine whether pair Terminal unlocking.

The embodiment provided by the application, by obtaining the input parameter that angular-rate sensor is measured, And judge whether the input parameter measured matches with corresponding default input parameter respectively；So as to realize When judging that the quantity of parameter of matching reaches the second predetermined threshold, active unblock is carried out to terminal, To reach the purpose for the security for ensureing unblock.

As a kind of optional scheme, the input parameter that acquisition angular-rate sensor is measured includes：

S1, the rotational angular velocity measured in the time domain according to angular-rate sensor is obtained in input feature vector Input dynamics and input displacement；

S2, is changed to the rotational angular velocity in time domain, obtains the rotational angular velocity in frequency domain；

In S3, the frequency acquisition input feature vector corresponding to the peak value of the rotational angular velocity in frequency domain Incoming frequency.

Specific to be illustrated with reference to the example below, step S602-S614 as shown in Figure 6 obtains time domain On three-axis gyroscope signal, then rectified a deviation, filtering process, on the one hand temporal signatures extracted Afterwards, input dynamics and input displacement when can obtain input in input feature vector；On the other hand carry out in Fu After leaf change, after being extracted to frequency domain character, the incoming frequency in input feature vector can be obtained.

It should be noted that the step sequence in above-mentioned steps S606-S608, with step S610-S614 Number it is only used for distinguishing, without limiting the sequencing performed.

It should be noted that because each predetermined word can obtain input dynamics and input bit respectively Move, then the input dynamics and input displacement obtained in the time domain in the present embodiment in input feature vector can be with But it is not limited to include at least one of：Input dynamics and input displacement, root are obtained according to peak-peak Input dynamics and input displacement are obtained according to first peak value, obtain the average input of multiple predetermined words Dynamics and average input displacement.Above-mentioned is only not do any limit to this in a kind of example, the present embodiment It is fixed.

For example, it is assumed that according to first peak value (corresponding peak value when inputting first predetermined word) Obtain input dynamics and input displacement.The angular speed that gyroscope is arrived in time domain measurement is illustrated in figure 7, Then input dynamics can be represented using the amplitude of first peak value in time-domain signal shown in Fig. 7, for example 1.8.In addition, input displacement can utilize time-domain signal shown in Fig. 7 in first peak value and it is corresponding when Between calculate after result of calculation represent, such as 2*1.8=3.6.

It should be noted that the data that above-mentioned angular-rate sensor is measured in the time domain, can with but not It is limited to be used to represent input dynamics and input displacement, these numerical value do not have specific physical unit.

In another example, the rotational angular velocity in above-mentioned time domain is changed, the angle of rotation in frequency domain is obtained After speed, the corresponding frequency acquisition incoming frequency of peak value that can be in frequency domain, it is specific to obtain Process may be referred to repeat no more this in the process of above-mentioned acquisition target respiratory characteristic, the present embodiment.

The embodiment provided by the application, distinguishes in the time domain and in frequency domain according to angular-rate sensor The input parameter measured obtains input feature vector, is used to indicate input in input process so as to realize and utilize The input feature vector of mode actively unlocks to judge whether to perform terminal, the content without obtaining input, And then reach the effect for the security for improving terminal unlocking.

As a kind of optional scheme, judge whether the input parameter measured is preset with corresponding respectively Input parameter matching includes：

Whether S1, judge the deviation of the input dynamics that measures and corresponding default input dynamics less than the Three predetermined thresholds；

S2, judge the input displacement that measures whether and corresponding default input displacement deviation it is whether small In the 4th predetermined threshold；And

S3, judge the incoming frequency that measures whether and corresponding default incoming frequency deviation it is whether small In the 5th predetermined threshold.

Alternatively, in the present embodiment, can be with according to different above-mentioned 3rd predetermined thresholds of accuracy requirement It is set to different values；It could be arranged to not according to different above-mentioned 4th predetermined thresholds of accuracy requirement Same value；Different values could be arranged to according to different above-mentioned 5th predetermined thresholds of accuracy requirement.

Alternatively, in the present embodiment, between the input parameter and default input parameter that measure Deviation can include but is not limited at least one of：Therebetween difference, square therebetween Difference.It should be noted that deviation therebetween can also be used to indicate therebetween by other The calculation of difference is obtained, and above-mentioned is only not do any restriction to this in a kind of example, the present embodiment.

The embodiment provided by the application, by the input parameter that judges to measure respectively whether with it is right The default input parameter matching answered, with the quantity for the parameter for obtaining matching, so as to realize to whether to end Hold the accurate judgement being unlocked.

It should be noted that for foregoing each method embodiment, in order to be briefly described, therefore by it all Be expressed as a series of combination of actions, but those skilled in the art should know, the present invention not by The limitation of described sequence of movement, because according to the present invention, some steps can be using other orders Or carry out simultaneously.Secondly, those skilled in the art should also know, reality described in this description Apply example and belong to preferred embodiment, involved action and the module not necessarily present invention are necessary.

Through the above description of the embodiments, those skilled in the art can be understood that root According to the method for above-described embodiment the mode of required general hardware platform can be added to realize by software, when So can also the former be more preferably embodiment by hardware, but in many cases.Based on such reason Solution, the part that technical scheme substantially contributes to prior art in other words can be with soft The form of part product is embodied, and the computer software product is stored in a storage medium (such as ROM/RAM, magnetic disc, CD) in, including some instructions are make it that a station terminal equipment (can To be mobile phone, computer, server, or network equipment etc.) perform each embodiment institute of the invention The method stated.

Embodiment 2

According to embodiments of the present invention, a kind of terminal for being used to implement above-mentioned terminal unlock method is additionally provided Tripper, as shown in figure 8, the device includes：

1) detection unit 802, for detecting the state that the terminal under screen lock state is presently in；

2) the first unlocking unit 804, for when detecting that terminal remains static, according to terminal Current connected wireless signal extracts the first identity characteristic, and the first predetermined bar is met in the first identity characteristic During part, to terminal unlocking；

3) the second unlocking unit 806, for when detecting that terminal is in nonstatic state, obtaining eventually The Second Identity of Local that sensor in end is measured, the second predetermined condition is met in Second Identity of Local When, to terminal unlocking.

Alternatively, in the present embodiment, above-mentioned terminal unlocking device can be, but not limited to be applied to screen locking Terminal under state.Specifically, the state that the terminal under detection screen lock state is presently in, at this When terminal remains static, then the first identity characteristic is extracted according to the current connected wireless signal of terminal, And when the first identity characteristic meets the first predetermined condition, to terminal unlocking；It is in the terminal non-quiet Only during state, then the Second Identity of Local that the sensor in terminal is measured is obtained, and in the second identity When feature meets the second predetermined condition, to terminal unlocking.That is, being in different shapes to detecting Terminal under state, respectively by being compared from different identity characteristics, to realize under different conditions Terminal carry out rapidly passive unblock, so as to reduce the authenticated time used in terminal unlocking process, enter And reach the effect for improving terminal unlocking efficiency.

Alternatively, in the present embodiment, after terminal again screen locking, can be, but not limited to again by The state that detection terminal is presently in, to realize the different conditions according to residing for terminal, distinguishes terminal Safely and fast certification is carried out using different identity characteristics to recognize.That is, after terminal screen locking, It is under screen lock state, above-mentioned terminal unlocking device can be repeated to terminal.

As a kind of optional scheme, the first unlocking unit includes：

1) the first acquisition module, the signal intensity configured information (Received for obtaining wireless signal Signal Strength Indication, RSSI) and/or channel condition information (Channel State Information, CSI)；

2) extraction module, for extracting the target in the first identity characteristic according to RSSI and/or CSI Respiratory characteristic.

As a kind of optional scheme,

1) extraction module includes：(1) transform subblock, for the RSSI and/or CSI in time domain Changed, obtain the RSSI and/or CSI in frequency domain；(2) first acquisition submodules, for root According to the frequency acquisition target respiratory characteristic corresponding to the RSSI and/or CSI peak value in frequency domain；

2) the first unlocking unit includes：(1) first judge module, for judging target respiratory characteristic And whether the deviation of default respiratory characteristic therebetween is less than the first predetermined threshold；(2) first unblocks Module, is less than first pre- for the deviation in target respiratory characteristic and default respiratory characteristic therebetween When determining threshold value, to terminal unlocking.

As a kind of optional scheme, the second unlocking unit includes at least one of：

1) the second acquisition module, the second body that the acceleration transducer for obtaining in terminal is measured Motion feature in part feature, wherein, motion feature includes at least one of：Leg speed, cadence, Step width；

2) the 3rd acquisition module, the second body that the angular-rate sensor for obtaining in terminal is measured Input feature vector in part feature, wherein, input side when input feature vector is used to indicate to perform input operation Formula.

As a kind of optional scheme, the 3rd acquisition module includes：

1) the second acquisition submodule, for detecting that terminal is in nonstatic state, and acceleration Sensor is unmeasured when arriving motion feature, obtains the input feature vector that measures of angular-rate sensor.

As a kind of optional scheme, the 3rd acquisition module includes：

1) display sub-module, in terminal display reminding information, wherein, prompt message is used to carry Show and obtain predetermined word, predetermined word is the checking word for being used to unlock generated at random；

2) the 3rd acquisition submodule, for during predetermined word is obtained, obtaining angular speed The input feature vector that sensor is measured.

As a kind of optional scheme,

1) the 3rd acquisition module includes：(1) the 4th acquisition submodule, for obtaining angular speed sensing The input parameter that device is measured, wherein, input parameter includes at least one of：It is input dynamics, defeated Enter displacement, incoming frequency；

2) the second unlocking unit includes：(1) second judge module, for judging what is measured respectively Whether input parameter matches with corresponding default input parameter；(2) second unlocked states, for sentencing When the quantity for the parameter for matching of breaking reaches the second predetermined threshold, judge to meet the second predetermined condition, To terminal unlocking.

As a kind of optional scheme, the 4th acquisition submodule obtains angular speed by following steps and sensed The input parameter that device is measured includes：

As a kind of optional scheme, the second judge module includes：

1) the first judging submodule, for the input dynamics for judging to measure and corresponding default input Whether the deviation of dynamics is less than the 3rd predetermined threshold；

2) whether the second judging submodule, the input displacement for judging to measure is preset with corresponding Whether the deviation of input displacement is less than the 4th predetermined threshold；And

3) whether the 3rd judging submodule, the incoming frequency for judging to measure is preset with corresponding Whether the deviation of incoming frequency is less than the 5th predetermined threshold.

Embodiment 3

According to embodiments of the present invention, a kind of terminal for being used to implement above-mentioned terminal unlock method is additionally provided, As shown in figure 9, the terminal includes：

1) communication interface 902, are set to obtain the state that the terminal under screen lock state is presently in；

2) processor 904, are connected with communication interface 902, are set to when terminal remains static, First identity characteristic is extracted according to the current connected wireless signal of terminal, the is met in the first identity characteristic During one predetermined condition, to terminal unlocking；When terminal is in nonstatic state, the biography in terminal is obtained The Second Identity of Local that sensor is measured, when Second Identity of Local meets the second predetermined condition, to end End unblock.

3) memory 906, are connected with communication interface 902 and processor 904, are set to storage first Identity characteristic and Second Identity of Local.

Alternatively, the specific example in the present embodiment may be referred in above-described embodiment 1 and embodiment 2 Described example, the present embodiment will not be repeated here.

Embodiment 4

Embodiments of the invention additionally provide a kind of storage medium.Alternatively, in the present embodiment, on State at least one network equipment in multiple network equipments in the network that storage medium can be located at.

Alternatively, in the present embodiment, storage medium, which is arranged to storage, is used to perform following steps Program code：

The state that terminal under S1, detection screen lock state is presently in；

S2, when detecting that terminal remains static, is carried according to the current connected wireless signal of terminal The first identity characteristic is taken, when the first identity characteristic meets the first predetermined condition, to terminal unlocking；

S3, when detecting that terminal is in nonstatic state, obtains what the sensor in terminal was measured Second Identity of Local, when Second Identity of Local meets the second predetermined condition, to terminal unlocking.

Alternatively, in the present embodiment, above-mentioned storage medium can include but is not limited to：USB flash disk, only Read memory (ROM, Read-Only Memory), random access memory (RAM, Random Access Memory), mobile hard disk, magnetic disc or CD etc. are various can be with Jie of store program codes Matter.

The embodiments of the present invention are for illustration only, and the quality of embodiment is not represented.

If the integrated unit in above-described embodiment realized using in the form of SFU software functional unit and as Independent production marketing or in use, the storage medium that above computer can be read can be stored in. Understood based on such, what technical scheme substantially contributed to prior art in other words The all or part of part or the technical scheme can be embodied in the form of software product, the meter Calculation machine software product is stored in storage medium, including some instructions are to cause one or more to calculate Machine equipment (can be personal computer, server or network equipment etc.) performs each implementation of the present invention The all or part of step of example methods described.

In the above embodiment of the present invention, the description to each embodiment all emphasizes particularly on different fields, some reality The part for not having to be described in detail in example is applied, the associated description of other embodiment is may refer to.

, can in several embodiments provided herein, it should be understood that disclosed client Realize by another way.Wherein, device embodiment described above be only it is schematical, The division of such as described unit, only a kind of division of logic function, can have in addition when actually realizing Dividing mode, such as multiple units or component can combine or be desirably integrated into another system, Or some features can be ignored, or do not perform.Another, shown or discussed coupling each other Close or direct-coupling or communication connection can be by some interfaces, the INDIRECT COUPLING of unit or module or Communication connection, can be electrical or other forms.

The unit illustrated as separating component can be or may not be it is physically separate, The part shown as unit can be or may not be physical location, you can with positioned at a ground Side, or can also be distributed on multiple NEs.It can select therein according to the actual needs Some or all of unit realizes the purpose of this embodiment scheme.

In addition, each functional unit in each embodiment of the invention can be integrated in a processing unit In or unit be individually physically present, can also two or more units be integrated in In one unit.Above-mentioned integrated unit can both be realized in the form of hardware, it would however also be possible to employ soft The form of part functional unit is realized.

Described above is only the preferred embodiment of the present invention, it is noted that for the art For those of ordinary skill, under the premise without departing from the principles of the invention, some improvement can also be made And retouching, these improvements and modifications also should be regarded as protection scope of the present invention.

Claims

1. a kind of terminal unlock method, it is characterised in that including：

The state that terminal under detection screen lock state is presently in；

When detecting that the terminal remains static, according to the current connected nothing of the terminal The identity characteristic of line signal extraction first, when first identity characteristic meets the first predetermined condition, To the terminal unlocking；

When detecting that the terminal is in nonstatic state, the sensor in the terminal is obtained The Second Identity of Local measured, when the Second Identity of Local meets the second predetermined condition, To the terminal unlocking.

2. according to the method described in claim 1, it is characterised in that described according to the current institute of the terminal Wireless signal even, which extracts the first identity characteristic, to be included：

Obtain the signal intensity configured information RSSI and/or channel condition information of the wireless signal CSI；

The target in first identity characteristic is extracted according to the RSSI and/or CSI to exhale Inhale feature.

3. method according to claim 2, it is characterised in that

The mesh extracted according to the RSSI and/or CSI in first identity characteristic Mark respiratory characteristic includes：The RSSI and/or the CSI in time domain is changed, obtained The RSSI and/or the CSI into frequency domain；The RSSI in frequency domain and/or Target respiratory characteristic described in frequency acquisition corresponding to the peak value of the CSI；

It is described first identity characteristic meet the first predetermined condition when, to the terminal unlocking Including：Whether judge the deviation of the target respiratory characteristic and default respiratory characteristic therebetween Less than the first predetermined threshold；In the target respiratory characteristic and both default respiratory characteristics Between deviation be less than first predetermined threshold when, to the terminal unlocking.

4. according to the method described in claim 1, it is characterised in that the biography obtained in the terminal The Second Identity of Local that sensor is measured includes at least one of：

Obtain in the Second Identity of Local that the acceleration transducer in the terminal is measured Motion feature, wherein, the motion feature include at least one of：Leg speed, cadence, Step width；

Obtain in the Second Identity of Local that the angular-rate sensor in the terminal is measured Input feature vector, wherein, the input feature vector be used for indicate perform input operation when input side Formula.

5. method according to claim 4, it is characterised in that the angle in the acquisition terminal Input feature vector in the Second Identity of Local that velocity sensor is measured includes：

The terminal is being detected in the nonstatic state, and the acceleration transducer is not When measuring the motion feature, the input spy that the angular-rate sensor is measured is obtained Levy.

6. method according to claim 4, it is characterised in that the angle in the acquisition terminal Input feature vector in the Second Identity of Local that velocity sensor is measured includes：

In the terminal display reminding information, wherein, the prompt message is used to point out to obtain pre- Fixed word, the predetermined word is the checking word for being used to unlock generated at random；

During the predetermined word is obtained, obtain the angular-rate sensor and measure The input feature vector.

7. method according to claim 4, it is characterised in that

Second identity that the angular-rate sensor obtained in the terminal is measured is special Input feature vector in levying includes：The input parameter that the angular-rate sensor is measured is obtained, its In, the input parameter includes at least one of：Input dynamics, input displacement, input frequency Rate；

It is described the Second Identity of Local meet the second predetermined condition when, to the terminal unlocking Including：Judge respectively the input parameter that measures whether with corresponding default input parameter Match somebody with somebody；When judging that the quantity of parameter of matching reaches the second predetermined threshold, judge to meet institute The second predetermined condition is stated, to the terminal unlocking.

8. method according to claim 7, it is characterised in that the acquisition angular speed sensing The input parameter that device is measured includes：

Described in the rotational angular velocity measured in the time domain according to the angular-rate sensor is obtained Input dynamics and input displacement in input feature vector；

The rotational angular velocity in time domain is changed, the angle of rotation in frequency domain is obtained Speed；

It is defeated described in frequency acquisition corresponding to the peak value of the rotational angular velocity in frequency domain Enter the incoming frequency in feature.

9. method according to claim 7, it is characterised in that the institute for judging to measure respectively State whether input parameter includes with corresponding default input parameter matching：

Whether the input dynamics and the deviation of corresponding default input dynamics that judgement is measured Less than the 3rd predetermined threshold；

Judge the input displacement that measures whether and corresponding default input displacement deviation Whether the 4th predetermined threshold is less than；And

Judge the incoming frequency that measures whether and corresponding default incoming frequency deviation Whether the 5th predetermined threshold is less than.

10. a kind of terminal unlocking device, it is characterised in that including：

Detection unit, for detecting the state that the terminal under screen lock state is presently in；

First unlocking unit, for when detecting that the terminal remains static, according to institute State the current connected wireless signal of terminal and extract the first identity characteristic, in first identity characteristic When meeting the first predetermined condition, to the terminal unlocking；

Second unlocking unit, for when detecting that the terminal is in nonstatic state, obtaining The Second Identity of Local that sensor in the terminal is measured is full in the Second Identity of Local During the second predetermined condition of foot, to the terminal unlocking.

11. device according to claim 10, it is characterised in that first unlocking unit includes：

First acquisition module, the signal intensity configured information RSSI for obtaining the wireless signal And/or channel condition information CSI；

Extraction module, for extracting first identity according to the RSSI and/or CSI Target respiratory characteristic in feature.

12. device according to claim 11, it is characterised in that

The extraction module includes：Transform subblock, for the RSSI in time domain and/ Or the CSI is changed, the RSSI and/or the CSI in frequency domain are obtained；First Acquisition submodule, the peak value institute for the RSSI in the frequency domain and/or CSI is right Target respiratory characteristic described in the frequency acquisition answered；

First unlocking unit includes：First judge module, for judging the target breathing Whether the deviation of feature and default respiratory characteristic therebetween is less than the first predetermined threshold；First Unlocked state, in the target respiratory characteristic and the default respiratory characteristic therebetween Deviation be less than first predetermined threshold when, to the terminal unlocking.

13. device according to claim 10, it is characterised in that second unlocking unit includes At least one of：

Second acquisition module, for obtaining the institute that the acceleration transducer in the terminal is measured State the motion feature in Second Identity of Local, wherein, the motion feature include it is following at least it One：Leg speed, cadence, step width；

3rd acquisition module, for obtaining the institute that the angular-rate sensor in the terminal is measured The input feature vector in Second Identity of Local is stated, wherein, the input feature vector is used to indicate that execution is defeated Enter input mode when operating.

14. device according to claim 13, it is characterised in that the 3rd acquisition module includes：

Second acquisition submodule, for detecting the terminal in the nonstatic state, And the acceleration transducer is unmeasured when arriving the motion feature, obtains the angular speed sensing The input feature vector that device is measured.

15. device according to claim 13, it is characterised in that the 3rd acquisition module includes：

Display sub-module, in the terminal display reminding information, wherein, the prompting letter Cease for pointing out to obtain predetermined word, the predetermined word is to generate at random for unlocking Checking word；

3rd acquisition submodule, for during the predetermined word is obtained, obtaining institute State the input feature vector that angular-rate sensor is measured.

16. device according to claim 13, it is characterised in that

3rd acquisition module includes：4th acquisition submodule, for obtaining the angular speed The input parameter that sensor is measured, wherein, the input parameter includes at least one of： Input dynamics, input displacement, incoming frequency；

Second unlocking unit includes：Second judge module, for judging what is measured respectively Whether the input parameter matches with corresponding default input parameter；Second unlocked state, is used for When the quantity of parameter for judging matching reaches the second predetermined threshold, judge to meet described the Two predetermined conditions, to the terminal unlocking.

17. device according to claim 16, it is characterised in that the 4th acquisition submodule is led to Crossing following steps and obtaining the input parameter that the angular-rate sensor measures includes：

18. device according to claim 16, it is characterised in that second judge module includes：

First judging submodule, the input dynamics for judging to measure is preset with corresponding Whether the deviation of input dynamics is less than the 3rd predetermined threshold；

Second judging submodule, for judge the input displacement that measures whether with it is corresponding Whether the deviation of default input displacement is less than the 4th predetermined threshold；And

3rd judging submodule, for judge the incoming frequency that measures whether with it is corresponding Whether the deviation of default incoming frequency is less than the 5th predetermined threshold.