CN108830060A - A kind of intelligent recognition tripper and method for intelligent terminal - Google Patents
A kind of intelligent recognition tripper and method for intelligent terminal Download PDFInfo
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- CN108830060A CN108830060A CN201810512315.2A CN201810512315A CN108830060A CN 108830060 A CN108830060 A CN 108830060A CN 201810512315 A CN201810512315 A CN 201810512315A CN 108830060 A CN108830060 A CN 108830060A
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F21/00—Security arrangements for protecting computers, components thereof, programs or data against unauthorised activity
- G06F21/30—Authentication, i.e. establishing the identity or authorisation of security principals
- G06F21/31—User authentication
- G06F21/32—User authentication using biometric data, e.g. fingerprints, iris scans or voiceprints
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06V—IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
- G06V40/00—Recognition of biometric, human-related or animal-related patterns in image or video data
- G06V40/10—Human or animal bodies, e.g. vehicle occupants or pedestrians; Body parts, e.g. hands
- G06V40/12—Fingerprints or palmprints
- G06V40/13—Sensors therefor
- G06V40/1306—Sensors therefor non-optical, e.g. ultrasonic or capacitive sensing
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06V—IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
- G06V40/00—Recognition of biometric, human-related or animal-related patterns in image or video data
- G06V40/10—Human or animal bodies, e.g. vehicle occupants or pedestrians; Body parts, e.g. hands
- G06V40/12—Fingerprints or palmprints
- G06V40/1365—Matching; Classification
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Abstract
The present invention relates to a kind of intelligent recognition trippers and method for intelligent terminal, its intelligent recognition tripper includes the first fingerprint identification module, first temperature judgment module, the palm is away from identification module, finger moving direction identification module, second fingerprint identification module, second temperature judgment module, miscue module, fingerprint recognition of its intelligent recognition unlocking method based on two fingers in unlock gesture, temperature judgement and two fingers between the palm away from and second finger moving direction be collectively formed to intelligent terminal unlock safety protection, it can prevent intelligent terminal from being unlocked by non-targeted user, efficiently solve the obvious security risk of several unlocking manners in the prior art, improve user's intelligent terminal using safe.
Description
Technical field
The invention belongs to mobile terminal intelligent and safe field more particularly to a kind of intelligent recognition unlocks for intelligent terminal
Device and method.
Background technique
Intelligent terminal is based on its portability and is widely used in daily life, in the prior art eventually for intelligence
There are mainly three types of the unlocking manners at end:The first is the numerical ciphers based on user setting, and user clicks unlocking key, input unlock
Password unlocks equipment;Second is the digital pattern based on user setting, if the unlocking pattern of user's input and in advance setting
The unlocking pattern matching then equipment unlock;The third is unlocked based on fingerprint recognition, and unlock fingerprint is arranged in user in advance, will be specific
Finger is placed in solving locking key, if identification after fingerprint correctly if equipment unlock.
However, all there is obvious security risk, numerical ciphers sum number in above-mentioned several unlocking manners in the prior art
Word pattern is all easily stolen to be taken or attempts to obtain by limited times, and by using fingerprint sleeve made of the materials such as rubber, silica gel
Or the fingerprints such as prosthetic finger mold can equally pretend user's finger and successfully unlock intelligent terminal, therefore, in order to protect user's intelligence
Can terminal using safe, need a kind of intelligent recognition unlock for intelligent terminal for preventing from being stolen or pretend easily by other people
Method.
Summary of the invention
In order to solve the above technical problems, the present invention propose it is a kind of for the intelligent recognition tripper of intelligent terminal and side
Method, to improve the security performance of intelligent terminal intelligent unlocking.
A kind of intelligent recognition tripper for intelligent terminal proposed by the present invention includes:First fingerprint identification module,
First temperature judgment module, the palm are away from identification module, finger moving direction identification module, the second fingerprint identification module, second temperature
Judgment module, miscue module;
First fingerprint identification module includes the first fingerprint collecting unit and the first fingerprint comparison unit, the first fingerprint collecting list
Member for acquiring singlehanded thumbprint and sending singlehanded thumbprint to the first fingerprint comparison unit, use by the first fingerprint comparison unit
In judging whether singlehanded thumbprint matches with pre-stored first fingerprint;
First temperature judgment module includes the first temperature collecting cell and the first temperature comparing unit, the first temperature acquisition list
For acquiring the first temperature value of singlehanded thumb and sending the first temperature value to the first temperature comparing unit, the first temperature compares member
Whether unit is for judging the first temperature value in pre-stored first temperature range;
The palm is away from identification module for measuring the distance between singlehanded thumb and the second finger of same palm, and user is to be placed in
Singlehanded thumb above first fingerprint identification module is the center of circle, is with the finger tip linear distance between singlehanded thumb and second finger
Radius points at circular arc line to another side of intelligent terminal by the mobile second-hand of intelligent terminal a side, forms fan-shaped region, with
N time point t of stochastical sampling in the period of the mobile second finger in family1、t2、……、tnWhen one hand thumb and second finger between
Finger tip linear distance r1、r2、……、rn, to r1、r2、……、rnAveraged obtainsAnd judge
Whether r* size is within the scope of pre-stored standard radius;
The moving direction of finger moving direction identification module second finger for identification, judges moving direction and is stored in advance
First direction whether match;
Second fingerprint identification module includes the second fingerprint collecting unit and the second fingerprint comparison unit, the second fingerprint collecting list
Fingerprint of the member for the multiple repairing weld second finger in moving process, and the fingerprint of multiple repairing weld is synthesized as second finger standard
Fingerprint, the second fingerprint collecting unit send second finger standard fingerprint to the second fingerprint comparison unit, the second fingerprint comparison unit
For judging whether second finger standard fingerprint matches with pre-stored second fingerprint;
Second temperature judgment module includes second temperature acquisition unit and second temperature comparing unit, and second temperature acquisition is single
Temperature tp of the member for the multiple repairing weld second finger in moving process1、tp2、……、tpm, and take the second-hand of multiple repairing weld
The temperature tp of finger1、tp2、……、tpmAverage value tp*As second temperature value and it is sent to second temperature comparing unit, second
Whether temperature comparing unit is for judging second temperature value within the scope of pre-stored second temperature.
Intelligent recognition unlocking method proposed by the present invention for intelligent terminal includes the following steps:
Step 1: the first fingerprint collecting unit acquires singlehanded thumbprint and sends singlehanded thumbprint to the first fingerprint ratio
To unit, the first fingerprint comparison unit is for judging whether singlehanded thumbprint matches with pre-stored first fingerprint, if not
Matching, then the first fingerprint comparison unit issues signal to miscue module, and miscue module prompt user presses singlehanded thumb again
Refer to, otherwise executes step 2;
Step 2: the first temperature collecting cell is used to acquire the first temperature value of singlehanded thumb and sends the first temperature value extremely
First temperature comparing unit, whether the first temperature comparing unit is for judging the first temperature value in pre-stored first temperature model
In enclosing, if exceeding the first temperature range, the first temperature judgment module issues signal, miscue module to miscue module
Prompt user presses singlehanded thumb again, otherwise executes step 3;
Step 3: the palm is used to measure the distance between singlehanded thumb and the second finger of same palm away from identification module, use
Family is straight with the finger tip between singlehanded thumb and second finger to be placed in the singlehanded thumb above the first fingerprint identification module as the center of circle
Linear distance is radius, points at circular arc line to another side of intelligent terminal by the mobile second-hand of intelligent terminal a side, is formed fan-shaped
Region, n time point t of stochastical sampling within the period of the mobile second finger of user1、t2、……、tnWhen one hand thumb and
Finger tip linear distance r between two fingers1、r2、……、rn, to r1、r2、……、rnAveraged obtainsR* size is judged whether within the scope of pre-stored standard radius, if exceeding standard radius range,
Then the palm issues signal to miscue module away from identification module, and miscue module prompts user again using singlehanded thumb as the center of circle
Arc moves second finger, otherwise executes step 4;
Step 4: the moving direction of finger moving direction identification module second finger for identification, judge moving direction with
Whether pre-stored first direction matches, if mismatching, finger moving direction identification module is issued to miscue module
Signal, miscue module prompt user using correct direction again using singlehanded thumb as the mobile second finger of center of circle arc, otherwise
Execute step 5;
Step 5: fingerprint of second fingerprint collecting unit for the multiple repairing weld second finger in moving process, and synthesize
For the fingerprint of multiple repairing weld as second finger standard fingerprint, the second fingerprint collecting unit sends second finger standard fingerprint to second
Fingerprint comparison unit, the second fingerprint comparison unit is for judging whether are second finger standard fingerprint and pre-stored second fingerprint
Matching, if mismatch, the second fingerprint comparison unit to miscue module issue signal, miscue module prompt user with
Singlehanded thumb is the mobile correct second finger of center of circle arc, otherwise executes step 6;
Step 6: second temperature acquisition unit is used to sample the temperature of m second finger in moving process, temperature is obtained
Value tp1、tp2、……、tpm, and take temperature value tp1、tp2、……、tpmAverage value tp*As second temperature value and it is sent to
Second temperature comparing unit, whether second temperature comparing unit is for judging second temperature value in pre-stored second temperature model
In enclosing, if exceeding second temperature range, second temperature judgment module issues signal, miscue module to miscue module
User is prompted otherwise to unlock intelligent terminal by the mobile second finger of center of circle arc of singlehanded thumb again.
Specifically, the first fingerprint comparison unit for judge singlehanded thumbprint and pre-stored first fingerprint whether
With specifically including:The fingerprint to match with singlehanded thumbprint is searched in pre-stored first fingerprint base, if finding,
Illustrate successful match, if searching less than it fails to match.
Specifically, the finger tip linear distance between singlehanded thumb and second finger is one hand thumb when user's palm is fully deployed
Refer to the finger tip linear distance between second finger.
Specifically, r is calculated1、r2、……、rnVariance yields d, wherein If d > dmax, then the palm issues signal to miscue module away from identification module, and miscue module mentions
Show that user moves second finger by center of circle arc of singlehanded thumb again, wherein dmaxFor variance threshold values.
Specifically, second finger is selected from index finger, middle finger, the third finger and small thumb on the same palm in addition to singlehanded thumb
Any one in finger, the second fingerprint comparison unit judges second finger standard fingerprint and pre-stored second fingerprint whether
With specifically including:The fingerprint to match with second finger standard fingerprint is searched in pre-stored second fingerprint base, if searching
It arrives, then illustrates successful match, if searching less than it fails to match.
Specifically, the first temperature range and the equal value of second temperature range are 35-39 degrees Celsius.
In summary, the intelligent recognition tripper and method for intelligent terminal proposed by the invention is based on unlock hand
The palm between the fingerprint recognitions of two fingers in gesture, temperature judgement and two fingers away from and second finger moving direction it is total
The protection of the pairs of intelligent terminal unlock safety of similar shape, can prevent intelligent terminal from being unlocked by non-targeted user, efficiently solve existing
Have the obvious security risk of several unlocking manners in technology, improve user's intelligent terminal using safe.
Detailed description of the invention
Fig. 1 is the intelligent recognition tripper structural schematic diagram for intelligent terminal of the invention
Fig. 2 is the unlocking process schematic diagram of a specific embodiment of the invention
Specific embodiment
With reference to the accompanying drawing, it elaborates to embodiment.
As shown in Figure 1, a kind of intelligent recognition tripper for intelligent terminal proposed by the present invention includes:First fingerprint
Identification module 1, the first temperature judgment module 2, the palm are away from identification module 3, finger moving direction identification module 4, the second fingerprint recognition
Module 5, second temperature judgment module 6, miscue module 7.
First fingerprint identification module 1 include the first fingerprint collecting unit and the first fingerprint comparison unit, described first
Fingerprint collecting unit for acquiring singlehanded thumbprint and sending the singlehanded thumbprint to the first fingerprint comparison unit,
The first fingerprint comparison unit is for judging whether the singlehanded thumbprint matches with pre-stored first fingerprint, if not
Matching, then the first fingerprint comparison unit issues signal to miscue module 7, and the miscue module 7 prompts user
Again by singlehanded thumb.
Specifically, the first fingerprint comparison unit is for judging that the singlehanded thumbprint and pre-stored first refers to
Whether line, which matches, specifically includes:The finger to match with the singlehanded thumbprint is searched in pre-stored first fingerprint base
Line illustrates successful match if finding, if searching less than it fails to match.In the specific embodiment of the invention, described first
Two pre-stored fingerprints are included up in fingerprint base, respectively correspond user's left hand thumbprint and hand thumb fingerprint.
In the specific embodiment of the invention, according to the use habit of different user, user can voluntarily selection left hand or the right side
Hand unlock, unlocks, then pre-stored first fingerprint base should be stored with left hand thumbprint, according to the right hand according to left hand
Unlock, then pre-stored first fingerprint base should be stored with the fingerprint of hand thumb, and pre-stored first fingerprint base is by user
Setting in advance.
The first temperature judgment module 2 include the first temperature collecting cell and the first temperature comparing unit, described first
Temperature collecting cell is used to acquire the first temperature value of the singlehanded thumb and sends first temperature value to first temperature
Comparing unit is spent, the first temperature comparing unit is for judging first temperature value whether in pre-stored first temperature
In range, if exceeding the first temperature range, the first temperature judgment module issues signal, the mistake to miscue module
Accidentally cue module 7 prompts user to press singlehanded thumb again;
The palm is used to measure singlehanded the distance between the thumb and the second finger of same palm away from identification module 3,
User is to be placed in the singlehanded thumb of first fingerprint identification module, 1 top as the center of circle, with the singlehanded thumb and described
Finger tip linear distance between second finger is radius, and by intelligent terminal a side, mobile second-hand points at circular arc line to the intelligence
Another side of energy terminal, forms fan-shaped region, n time point t of stochastical sampling within the period of the mobile second finger of user1、
t2、……、tnFinger tip linear distance r between Shi Suoshu one hand thumb and the second finger1、r2、……、rn, to r1、
r2、……、rnAveraged obtainsJudge r* size whether in pre-stored standard radius range
Interior, if exceeding the standard radius range, the palm issues signal, the mistake to miscue module away from identification module 3
Cue module 7 prompts user again using the singlehanded thumb as the mobile second finger of center of circle arc.It is illustrated in figure 2 n=3
When a specific embodiments of the present invention, user's mobile second finger arc-shaped from left to right is unlocked and obtains to intelligent terminal
Obtain r1、r2、r3Three radius sampled values.
Specifically, the finger tip linear distance between the singlehanded thumb and the second finger is preferably that user's palm is complete
Finger tip linear distance when expansion between the one hand thumb and the second finger.Certainly, user can be according to personal preference
Palm bending degree when customization unlock, such as the mobile second finger in a manner of partly clenching fist, the singlehanded thumb described at this time and institute
State the singlehanded thumb when finger tip linear distance between second finger is fully deployed less than palm and the finger tip between second finger
Linear distance.
In the ideal case, it is invariable that user, which is formed by the radius of fan-shaped region during mobile second finger,
, however will appear certain displacement error during mobile second finger in view of user in practical operation, in the present invention one
It further comprise specially being counted to the judgement of radius change degree during the mobile second finger of user in specific embodiment
Calculate r1、r2、……、rnVariance yields d, wherein If
D > dmax, then the palm issues signal to miscue module away from identification module 3, and the miscue module 7 prompts user's weight
The second finger newly is moved using the singlehanded thumb as center of circle arc, wherein dmaxFor variance threshold values.
The moving direction of the finger moving direction identification module 4 second finger for identification, judges the movement
Whether direction matches with pre-stored first direction, if mismatching, the finger moving direction identification module 4 is mentioned to mistake
Show that module issues signal, the miscue module 7 prompts user using correct direction again using the singlehanded thumb as center of circle arc
The mobile second finger of shape.
Specifically, the moving direction can be selected as from left to right or from right to left according to user preferences.
Second fingerprint identification module 5 include the second fingerprint collecting unit and the second fingerprint comparison unit, described second
Fingerprint of the fingerprint collecting unit for the multiple repairing weld second finger in moving process, and the fingerprint for synthesizing the multiple repairing weld is made
For second finger standard fingerprint, second fingerprint collecting unit sends the second finger standard fingerprint to second fingerprint
Comparing unit, the second fingerprint comparison unit is for judging the second finger standard fingerprint and pre-stored second fingerprint
Whether match, if mismatching, the second fingerprint comparison unit issues signal, the miscue to miscue module 7
Module 7 prompts user using the singlehanded thumb as the mobile correct second finger of center of circle arc;
Specifically, the second finger can be selected from any on the same palm in addition to singlehanded thumb according to user preferences
Finger, i.e. second finger can be selected from any one in index finger, middle finger, the third finger and little finger, the second fingerprint comparison list
Member judges that the second finger standard fingerprint is specifically included with whether pre-stored second fingerprint matches:Pre-stored
The fingerprint to match with the second finger standard fingerprint is searched in two fingerprint bases and illustrates successful match if finding, if looking into
It can not find, then it fails to match.
In the specific embodiment of the invention, according to the use habit of different user, user can voluntarily selection left hand or the right side
Hand unlock, unlocks according to left hand, then pre-stored second fingerprint base should be stored with the fingerprint that left hand corresponds to second finger, if
It is unlocked using the right hand, then pre-stored second fingerprint base should be stored with the fingerprint that the right hand corresponds to second finger, pre-stored
Second fingerprint base is arranged in advance by user.
The second temperature judgment module 6 include second temperature acquisition unit and second temperature comparing unit, described second
Temperature tp of the temperature collecting cell for the multiple repairing weld second finger in moving process1、tp2、……、tpm, and take described more
The temperature tp of the second finger of secondary sampling1、tp2、……、tpmAverage value tp*As second temperature value and it is sent to described
Two temperature comparing units, whether the second temperature comparing unit is for judging the second temperature value pre-stored second
In temperature range, if exceeding second temperature range, the second temperature judgment module 6 issues signal to miscue module,
The miscue module 7 prompts user again using the singlehanded thumb as the mobile second finger of center of circle arc.
Specifically, in embodiments of the present invention, the first temperature range, second temperature range are the normal body of Regular Human
Warm range, value are preferably 35-39 degrees Celsius, can also be as user's first temperature model according to use environment sets itself
The first temperature range can be arranged according to actual environment with second temperature range, such as user under cold working environment by enclosing
And/or second temperature range is relatively lower than conventional value, for example, 0-20 degrees Celsius, the user under extremely hot working environment can root
The first temperature range is set according to actual environment and/or second temperature range is higher than conventional value, for example, 40-50 degrees Celsius.The
One temperature range can be identical with value with second temperature range, can also value difference.
Specifically, the intelligent recognition unlocking method proposed by the present invention for intelligent terminal includes the following steps:
Step 1: first fingerprint collecting unit acquires singlehanded thumbprint and sends the singlehanded thumbprint to institute
State the first fingerprint comparison unit, the first fingerprint comparison unit is for judging the singlehanded thumbprint and pre-stored the
Whether one fingerprint matches, if mismatching, the first fingerprint comparison unit issues signal, the mistake to miscue module
Cue module prompt user presses singlehanded thumb again, otherwise executes subsequent step;
Step 2: first temperature collecting cell is used to acquire described in the first temperature value of the singlehanded thumb and transmission
First temperature value is to the first temperature comparing unit, and the first temperature comparing unit is for judging that first temperature value is
It is no in pre-stored first temperature range, if exceeding the first temperature range, the first temperature judgment module is to mistake
Cue module issues signal, and the miscue module prompt user presses singlehanded thumb again, otherwise executes subsequent step;
Step 3: the palm is away from identification module 3 for measuring between the singlehanded thumb and the second finger of same palm
Distance, user is to be placed in the singlehanded thumb above first fingerprint identification module as the center of circle, with the singlehanded thumb
Finger tip linear distance between the second finger is radius, and by intelligent terminal a side, mobile second-hand points at circular arc line extremely
Another side of intelligent terminal forms fan-shaped region, the n time of stochastical sampling within the period of the mobile second finger of user
Point t1、t2、……、tnFinger tip linear distance r between Shi Suoshu one hand thumb and the second finger1、r2、……、rn, right
r1、r2、……、rnAveraged obtainsJudge r* size whether in pre-stored standard radius model
In enclosing, if exceeding the standard radius range, the palm issues signal, the mistake to miscue module away from identification module
Cue module prompts user using the singlehanded thumb as the mobile second finger of center of circle arc, otherwise to execute subsequent step again
Suddenly;
Step 4: the moving direction of the finger moving direction identification module second finger for identification, judges institute
State whether moving direction matches with pre-stored first direction, if mismatch, the finger moving direction identification module to
Miscue module issues signal, and the miscue module prompt user is again circle with the singlehanded thumb with correct direction
The mobile second finger of heart arc, otherwise executes subsequent step;
Step 5: fingerprint of second fingerprint collecting unit for the multiple repairing weld second finger in moving process, and
The fingerprint of the multiple repairing weld is synthesized as second finger standard fingerprint, second fingerprint collecting unit sends the second-hand
Refer to standard fingerprint to the second fingerprint comparison unit, the second fingerprint comparison unit is for judging the second finger standard
Whether fingerprint matches with pre-stored second fingerprint, if mismatching, the second fingerprint comparison unit is to miscue mould
Block 7 issues signal, and the miscue module 7 prompts user using the singlehanded thumb as the mobile correct second-hand of center of circle arc
Refer to, otherwise executes subsequent step;
Step 6: temperature tp of the second temperature acquisition unit for the multiple repairing weld second finger in moving process1、
tp2、……、tpm, and take the temperature tp of the second finger of the multiple repairing weld1、tp2、……、tpmAverage value tp*As
Two temperature values are simultaneously sent to the second temperature comparing unit, and the second temperature comparing unit is for judging the second temperature
Value whether within the scope of pre-stored second temperature, if exceed second temperature range, the second temperature judgment module to
Miscue module issues signal, and the miscue module prompt user is again mobile as center of circle arc using the singlehanded thumb
Otherwise the second finger unlocks the intelligent terminal.
Specifically, intelligent terminal according to the present invention includes but is not limited to tablet computer, PDA, smart phone etc..
Above-described embodiment is merely preferred embodiments of the present invention, but protection scope of the present invention is not limited to
This, anyone skilled in the art in the technical scope disclosed by the present invention, the variation that can readily occur in or replaces
It changes, should be covered by the protection scope of the present invention.Therefore, protection scope of the present invention should be with the protection model of claim
Subject to enclosing.
Claims (7)
1. a kind of intelligent recognition tripper for intelligent terminal, which is characterized in that described device includes the first fingerprint recognition
Module, the first temperature judgment module, the palm are away from identification module, finger moving direction identification module, the second fingerprint identification module, second
Temperature judgment module, miscue module;
First fingerprint identification module includes the first fingerprint collecting unit and the first fingerprint comparison unit, and first fingerprint is adopted
Collection unit is for acquiring singlehanded thumbprint and sending the singlehanded thumbprint to the first fingerprint comparison unit, and described the
One fingerprint comparison unit is for judging whether the singlehanded thumbprint matches with pre-stored first fingerprint;
The first temperature judgment module includes the first temperature collecting cell and the first temperature comparing unit, and first temperature is adopted
Collection unit is used to acquire the first temperature value of the singlehanded thumb and sends first temperature value to first temperature and compares
Unit, whether the first temperature comparing unit is for judging first temperature value in pre-stored first temperature range
It is interior;
The palm away from identification module for measuring singlehanded the distance between the thumb and the second finger of same palm, user with
The singlehanded thumb being placed in above first fingerprint identification module is the center of circle, with the singlehanded thumb and the second finger
Between finger tip linear distance be radius, circular arc line is pointed to the intelligence eventually by the mobile second-hand of described intelligent terminal a side
Another side is held, fan-shaped region is formed, n time point t of stochastical sampling within the period of the mobile second finger of user1、
t2、……、tnFinger tip linear distance r between Shi Suoshu one hand thumb and the second finger1、r2、……、rn, to r1、
r2、……、rnAveraged obtainsAnd judge r*Whether size is in pre-stored standard radius model
In enclosing;
The moving direction of the finger moving direction identification module second finger for identification, judge the moving direction with
Whether pre-stored first direction matches;
Second fingerprint identification module includes the second fingerprint collecting unit and the second fingerprint comparison unit, and second fingerprint is adopted
Collect fingerprint of the unit for the multiple repairing weld second finger in moving process, and synthesizes the fingerprint of the multiple repairing weld as second
Finger standard fingerprint, second fingerprint collecting unit send the second finger standard fingerprint to the second fingerprint comparison list
Member, the second fingerprint comparison unit for judge the second finger standard fingerprint and pre-stored second fingerprint whether
Match;
The second temperature judgment module includes second temperature acquisition unit and second temperature comparing unit, and the second temperature is adopted
Collect temperature tp of the unit for the multiple repairing weld second finger in moving process1、tp2、……、tpm, and take the multiple repairing weld
Second finger temperature tp1、tp2、……、tpmAverage value tp*As second temperature value and it is sent to the second temperature
Comparing unit, whether the second temperature comparing unit is for judging the second temperature value in pre-stored second temperature model
In enclosing.
2. a kind of intelligent recognition unlocking method for intelligent terminal realized based on device described in claim 1, feature
It is, the described method comprises the following steps:
Step 1: first fingerprint collecting unit acquires singlehanded thumbprint and sends the singlehanded thumbprint to described the
One fingerprint comparison unit, the first fingerprint comparison unit is for judging that the singlehanded thumbprint and pre-stored first refers to
Whether line matches, if mismatching, the first fingerprint comparison unit issues signal, the miscue to miscue module
Module prompt user presses singlehanded thumb again, otherwise executes step 2;
Step 2: first temperature collecting cell is used to acquire the first temperature value of the singlehanded thumb and sends described first
Temperature value to the first temperature comparing unit, the first temperature comparing unit for judge first temperature value whether
In pre-stored first temperature range, if exceeding the first temperature range, the first temperature judgment module is to miscue
Module issues signal, and the miscue module prompt user presses singlehanded thumb again, otherwise executes step 3;
Step 3: the palm away from identification module be used to measure between the singlehanded thumb and the second finger of same palm away from
From user is to be placed in the singlehanded thumb above first fingerprint identification module as the center of circle, with the singlehanded thumb and institute
Stating finger tip linear distance between second finger is radius, points at circular arc line to described by the mobile second-hand of intelligent terminal a side
Another side of intelligent terminal forms fan-shaped region, the n time point of stochastical sampling within the period of the mobile second finger of user
t1、t2、……、tnFinger tip linear distance r between Shi Suoshu one hand thumb and the second finger1、r2、……、rn, to r1、
r2、……、rnAveraged obtainsJudge r*Whether size is in pre-stored standard radius range
Interior, if exceeding the standard radius range, the palm issues signal to miscue module away from identification module, and the mistake mentions
Show that module prompt user using the singlehanded thumb as the mobile second finger of center of circle arc, otherwise executes step 4 again;
Step 4: the moving direction of the finger moving direction identification module second finger for identification, judges the shifting
Whether dynamic direction matches with pre-stored first direction, if mismatch, the finger moving direction identification module is to mistake
Cue module issues signal, and the miscue module prompt user is using correct direction again using the singlehanded thumb as center of circle arc
The mobile second finger of shape, otherwise executes step 5;
Step 5: fingerprint of second fingerprint collecting unit for the multiple repairing weld second finger in moving process, and synthesize
The fingerprint of the multiple repairing weld sends second-hand's index as second finger standard fingerprint, second fingerprint collecting unit
Quasi- fingerprint is to the second fingerprint comparison unit, and the second fingerprint comparison unit is for judging the second finger standard fingerprint
Whether matched with pre-stored second fingerprint, if mismatching, the second fingerprint comparison unit is sent out to miscue module
Signal out, the miscue module prompt user are no using the singlehanded thumb as the mobile correct second finger of center of circle arc
Then follow the steps six;
Step 6: the second temperature acquisition unit is used to sample the temperature of m second finger in moving process, temperature is obtained
Value tp1、tp2、……、tpm, and take the temperature value tp1、tp2、……、tpmAverage value tp*It is concurrent as second temperature value
It send to the second temperature comparing unit, whether the second temperature comparing unit is for judging the second temperature value preparatory
Within the scope of the second temperature of storage, if exceeding second temperature range, the second temperature judgment module is to miscue module
Signal is issued, the miscue module prompt user is again using the singlehanded thumb as the mobile second-hand of center of circle arc
Refer to, otherwise, unlocks the intelligent terminal.
3. according to the method described in claim 2, it is characterized in that, the first fingerprint comparison unit is for judging the one hand
Thumbprint is specifically included with whether pre-stored first fingerprint matches:Lookup and institute in pre-stored first fingerprint base
It states the fingerprint that singlehanded thumbprint matches and illustrates successful match if finding, if searching less than it fails to match.
4. according to the method described in claim 2, it is characterized in that, it is described one hand thumb and the second finger between finger tip
Linear distance is finger tip linear distance when user's palm is fully deployed between the singlehanded thumb and the second finger.
5. according to the method described in claim 2, it is characterized in that, calculating r1、r2、……、rnVariance yields d, whereinIf d > dmax, then it is described the palm away from identification module to
Miscue module issues signal, and the miscue module prompt user is again mobile as center of circle arc using the singlehanded thumb
The second finger, wherein dmaxFor variance threshold values.
6. according to the method described in claim 2, it is characterized in that, the second finger is selected from same in addition to singlehanded thumb
Index finger, middle finger, the third finger on palm and any one in little finger, second described in the second fingerprint comparison unit judges
Finger standard fingerprint is specifically included with whether pre-stored second fingerprint matches:It is searched in pre-stored second fingerprint base
The fingerprint to match with the second finger standard fingerprint illustrates successful match if finding, if searching less than matching
Failure.
7. according to the method described in claim 2, it is characterized in that, first temperature range and the second temperature range are equal
Value is 35-39 degrees Celsius.
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