CN106407945A - Fingerprint identification method and mobile terminal - Google Patents
Fingerprint identification method and mobile terminal Download PDFInfo
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- CN106407945A CN106407945A CN201610865394.6A CN201610865394A CN106407945A CN 106407945 A CN106407945 A CN 106407945A CN 201610865394 A CN201610865394 A CN 201610865394A CN 106407945 A CN106407945 A CN 106407945A
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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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- 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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- Collating Specific Patterns (AREA)
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- Measurement Of The Respiration, Hearing Ability, Form, And Blood Characteristics Of Living Organisms (AREA)
Abstract
The embodiments of the invention provide a fingerprint identification method and a mobile terminal. The method comprises the following steps: obtaining humidity information and fingerprint information of a detection object; and according to the obtained humidity information, determining whether the obtained fingerprint information matches preset fingerprint information. According to the embodiments of the invention, the accuracy of fingerprint identification can be improved.
Description
Technical field
The present invention relates to electronic technology field, particularly to a kind of fingerprint identification method and mobile terminal.
Background technology
With the raising of the sense of security of users, it is more and more universal that fingerprint opens mobile terminal as unique password voucher.Cause
The accuracy rate of this fingerprint recognition is increasingly concerned about by user, and current fingerprint recognition is by detected fingerprint and mobile terminal
The fingerprint deposited in memory element carries out matching treatment, and user's finger can be perspired or contact liq, leads to fingerprint to be identified
Error or None- identified occur.
In sum, when object to be identified has certain humidity, the accuracy rate of fingerprint recognition is relatively low.
Content of the invention
The purpose of the embodiment of the present invention is to provide a kind of fingerprint identification method and mobile terminal it is intended to solution is right when detection
Accuracy rate as there is fingerprint recognition during certain humidity is relatively low.
In order to achieve the above object, The embodiment provides a kind of fingerprint identification method, including：
Obtain humidity information and the finger print information of detection object；
According to the humidity information getting, judge whether the finger print information getting is mated with preset finger print information.
Embodiments of the invention additionally provide a kind of mobile terminal, including：
Acquisition module, for obtaining humidity information and the finger print information of detection object；
Judge module, for according to the humidity information that gets, judge the finger print information that gets whether with preset finger
Stricture of vagina information matches.
The such scheme of the present invention at least includes following beneficial effect：
In an embodiment of the present invention, the humidity information of the detection object by getting, and according to this humidity information, sentence
Whether the finger print information of the disconnected detection object getting is mated with preset finger print information, solves and exists necessarily when detection object
The accuracy rate of fingerprint recognition relatively low problem during humidity, has reached the effect of the accuracy rate improving fingerprint recognition.
Brief description
Fig. 1 is the flow chart of fingerprint identification method in first embodiment of the invention；
Fig. 2 is the flow chart of fingerprint identification method in second embodiment of the invention；
Fig. 3 is one of flow chart of fingerprint identification method in third embodiment of the invention；
Fig. 4 is two of the flow chart of fingerprint identification method in third embodiment of the invention；
Fig. 5 is one of structural representation of mobile terminal in fourth embodiment of the invention；
Fig. 6 is two of the structural representation of mobile terminal in fourth embodiment of the invention；
Fig. 7 is the structural representation of mobile terminal in fifth embodiment of the invention；
Fig. 8 is the structural representation of mobile terminal in sixth embodiment of the invention.
Specific embodiment
It is more fully described the exemplary embodiment of the disclosure below with reference to accompanying drawings.Although showing the disclosure in accompanying drawing
Exemplary embodiment it being understood, however, that may be realized in various forms the disclosure and should not be by embodiments set forth here
Limited.On the contrary, these embodiments are provided to be able to be best understood from the disclosure, and can be by the scope of the present disclosure
Complete conveys to those skilled in the art.
First embodiment
As shown in figure 1, the first embodiment of the present invention provides a kind of fingerprint identification method, the method includes：
Step 101, obtains humidity information and the finger print information of detection object.
Wherein, above-mentioned detection object can be the finger of mobile phone users, and mobile terminal can be smart mobile phone, put down
Plate apparatus such as computer.
In the first embodiment of the present invention, the specific implementation of the humidity information of acquisition detection object can be：First
First obtain first humidity information in fingerprint recognition region contacting with detection object, and detection object is presently in the of environment
Two humidity information；Then according to the first humidity information and the second humidity information, obtain the humidity information of detection object.Specifically,
First humidity information and the second humidity information can be obtained by the humidity sensor on mobile terminal, and wherein connect with detection object
Tactile fingerprint recognition region can be the outer surface of Fingerprint Identification Unit, so that it is guaranteed that getting accurate humidity information.Need
Bright, above-mentioned first humidity information and the second humidity information can be all a humidity.
Further, above-mentioned according to the first humidity information and the second humidity information, obtain the humidity information of detection object
Specific implementation can be：Calculate the humidity differences between the first humidity information and the second humidity information, and by humidity differences
Humidity information as detection object.It can be seen that, the humidity information of detection object is actual to be a specific numerical value, i.e. humidity differences.
Additionally, in the first embodiment of the present invention, detection object can be obtained by the Fingerprint Identification Unit on mobile terminal
Finger print information, so that it is guaranteed that clearly finger print information can be got, be easy to improve fingerprint recognition accuracy rate.
Step 102, according to the humidity information getting, judge the finger print information that gets whether with preset finger print information
Coupling.
In the first embodiment of the present invention, the finger print information that can be got by Fuzzy comparisons, calculating and preset finger
The modes such as the similarity of stricture of vagina information, judge whether the finger print information getting is mated with preset finger print information, thus contributing to
The accuracy of lifting fingerprint recognition.
In the first embodiment of the present invention, the humidity information of the detection object by getting, and believed according to this humidity
Breath, judges whether the finger print information of the detection object getting is mated with preset finger print information, solves and deposits when detection object
The relatively low problem of the accuracy rate of fingerprint recognition in certain humidity, has reached the effect of the accuracy rate improving fingerprint recognition.
Second embodiment
As shown in Fig. 2 the second embodiment of the present invention provides a kind of fingerprint identification method, the method includes：
Step 201, obtains humidity information and the finger print information of detection object.
In the second embodiment of the present invention, the specific implementation obtaining the humidity information of detection object can be：Logical
Cross the humidity sensor on mobile terminal, obtain first humidity information in the fingerprint recognition region contacting with detection object, and
Detection object is presently in the second humidity information of environment, and by the psychrometric difference between the first humidity information and the second humidity information
Value is as the humidity information of detection object.Wherein, above-mentioned mobile terminal can be the equipment such as smart mobile phone, panel computer.
Step 202, judges whether the humidity information that gets is less than the first predetermined threshold value, if so, then execution step 207,
Otherwise, execution step 203.
Step 203, judges whether the humidity information getting is less than or equal to the second predetermined threshold value, if (even obtaining
The humidity information arriving is more than or equal to the first predetermined threshold value and is less than or equal to the second predetermined threshold value), then execution step 204, no
Then execution step 208.
Step 204, extracts the characteristic information of the finger print information getting, and execution step 205.
In the second embodiment of the present invention, also included before execution step 204：The finger print information getting is carried out
Pretreatment, obtains the step that definition reaches the finger print information of default clarity threshold, i.e. so that the definition of finger print information is reached
Default standard, to improve the accuracy rate of fingerprint recognition.
Step 205, according to the humidity information getting and the characteristic information extracting, generates finger print information to be detected, and
Execution step 206.
In the second embodiment of the present invention, can be by carrying out with the characteristic information extracting to the humidity information getting
The mode of superposition, generates finger print information to be detected.
Step 206, judges whether the finger print information to be detected generating is mated with preset finger print information.
In the second embodiment of the present invention, the specific implementation of step 206 can be：Calculate finger print information to be detected
With the similarity of preset finger print information, if similarity reaches default Similarity value then it is assumed that identifying successfully, otherwise it is assumed that identification
Failure.
Step 207, judges whether the finger print information of detection object is mated with preset finger print information.
In the second embodiment of the present invention, if the humidity information getting is less than the first predetermined threshold value it is determined that examining
Survey to liking drying, directly judge whether the finger print information of detection object is mated with preset finger print information.The tool of step 207
Body implementation can be：Calculate the finger print information of detection object and the similarity of preset finger print information, if similarity reaches
Default Similarity value is then it is assumed that identify successfully, otherwise it is assumed that recognition failures.
Step 208, display one is used for pointing out currently finger print information cannot be carried out with the information of fingerprint recognition.
In the second embodiment of the present invention, the purpose of step 208 is in order to prompting mobile terminal user is to detection object
Processed (for example wiping the liquid on detection object surface etc.) so as to carry out fingerprint after detection object is processed again
Identification, and then lift Consumer's Experience.
It should be noted that in the second embodiment of the present invention, above-mentioned first predetermined threshold value and the second predetermined threshold value can
Rule of thumb to carry out being set as a fixed value by engineer, or set it and become according to the change of the humidity of surrounding
Change, and then lift the accuracy rate of identification.It is understood that in second embodiment of the invention, not limiting above-mentioned first pre-
If threshold value and the concrete numerical value of the second predetermined threshold value.
In the second embodiment of the present invention, the humidity information of the detection object by getting, and believed according to this humidity
The size of breath, select corresponding mode judge the finger print information of detection object that gets whether with preset finger print information
Join, solve the problems, such as that the accuracy rate of fingerprint recognition is relatively low when detection object has certain humidity, reached raising fingerprint and known
The effect of other accuracy rate.
3rd embodiment
As shown in figure 3, the third embodiment of the present invention provides a kind of fingerprint identification method, the method includes：
Step 301, obtains humidity information and the finger print information of detection object.
In the third embodiment of the present invention, the specific implementation obtaining the humidity information of detection object can be：Logical
Cross the humidity sensor on mobile terminal, obtain first humidity information in the fingerprint recognition region contacting with detection object, and
Detection object is presently in the second humidity information of environment, and by the psychrometric difference between the first humidity information and the second humidity information
Value is as the humidity information of detection object.Wherein, above-mentioned mobile terminal can be the equipment such as smart mobile phone, panel computer.
Step 302, according to the humidity information getting and preset humidity information, whether the finger print information that judgement gets
Mate with preset finger print information.
In the third embodiment of the present invention, as shown in figure 4, the specific implementation of said method comprises the steps：
Step 401, obtains humidity information and the finger print information of detection object.
Step 402, judges whether the humidity information that gets is less than the 3rd predetermined threshold value, if so, then execution step 408,
Otherwise execution step 403.
Step 403, judges whether the humidity information getting is less than or equal to the 4th predetermined threshold value, if (getting
Humidity information be more than or equal to the 3rd predetermined threshold value and be less than or equal to the 4th predetermined threshold value), then execution step 404, otherwise
Execution step 409.
Step 404, extracts the characteristic information of the finger print information getting, and execution step 405.
In the third embodiment of the present invention, also included before execution step 404：The finger print information getting is carried out
Pretreatment, obtains the step that definition reaches the finger print information of default clarity threshold, i.e. so that the definition of finger print information is reached
Default standard, to improve the accuracy rate of fingerprint recognition.
Step 405, according to the humidity information getting and the characteristic information extracting, generates finger print information to be detected, and
Execution step 406.
In the third embodiment of the present invention, can be by carrying out with the characteristic information extracting to the humidity information getting
The mode of superposition, generates finger print information to be detected.
Step 406, according to preset humidity information and preset finger print information, generates template fingerprint information, and executes step
Rapid 407.
In the third embodiment of the present invention, can be by superposition be carried out to preset humidity information and preset finger print information
Mode, generate template fingerprint information.It should be noted that in typing and when storing preset humidity information, if wet in typing
During degree information, find to be more than the 4th predetermined threshold value by the humidity information of record object, then display one cannot be recorded for prompting
Enter the information of humidity information, thus prompting mobile terminal user (is for example wiped by record subject surface to processing by record object
Liquid etc.) so as to being carried out typing again to after processing by record object.
Step 407, judge the finger print information to be detected that generates whether with template fingerprint information matches.
In the third embodiment of the present invention, the specific implementation of step 407 can be：Calculate finger print information to be detected
With the similarity of template fingerprint information, if similarity reaches default Similarity value then it is assumed that identifying successfully, lose otherwise it is assumed that identifying
Lose.
Step 408, according to preset humidity information and preset finger print information, generates template fingerprint information, judges detection
The finger print information of object whether with template fingerprint information matches.
In the third embodiment of the present invention, if the humidity information getting is less than the 3rd predetermined threshold value it is determined that examining
Survey to as if dry, directly judge the finger print information of detection object whether with template fingerprint information matches.
The specific implementation of step 408 can be：Calculate the finger print information of detection object and the phase of template fingerprint information
Like spending, if similarity reaches default Similarity value then it is assumed that identifying successfully, otherwise it is assumed that recognition failures.
Step 409, display one is used for pointing out currently finger print information cannot be carried out with the information of fingerprint recognition.
In the third embodiment of the present invention, the purpose of step 409 is in order to prompting mobile terminal user is to detection object
Processed (for example wiping the liquid on detection object surface etc.) so as to carry out fingerprint after detection object is processed again
Identification, and then lift Consumer's Experience.
It should be noted that in the third embodiment of the present invention, above-mentioned steps 402 are actual to step 409 to be above-mentioned step
Rapid 302 specific implementation, and above-mentioned 3rd predetermined threshold value rule of thumb can be entered by engineer with the 4th predetermined threshold value
Go and be set as a fixed value, or set it and changed according to the change of the humidity of surrounding, and then lift the accurate of identification
Rate.It is understood that in third embodiment of the invention, not limiting above-mentioned 3rd predetermined threshold value and the 4th predetermined threshold value
Concrete numerical value.
In the third embodiment of the present invention, the humidity information of the detection object by getting, and believed according to this humidity
Breath and preset humidity information, select corresponding mode judge the finger print information of detection object that gets whether with preset finger
Stricture of vagina information matches, solve the problems, such as that the accuracy rate of fingerprint recognition is relatively low when detection object has certain humidity, have reached and carried
The effect of the accuracy rate of high fingerprint recognition.
Fourth embodiment
As shown in figures 5 and 6, the fourth embodiment of the present invention provides a kind of mobile terminal, and this mobile terminal 500 includes
Interconnective acquisition module 501 and judge module 502.
Wherein, acquisition module 501, for obtaining humidity information and the finger print information of detection object；
Judge module 502, for according to the humidity information that gets, judge the finger print information that gets whether with preset
Finger print information mates.
Wherein, above-mentioned mobile terminal 500 can be the equipment such as smart mobile phone, panel computer.
Optionally, above-mentioned acquisition module 501 includes interconnective first acquisition submodule 5011 and the second acquisition submodule
Block 5012.
First acquisition submodule 5011, for obtaining the first humidity letter in the fingerprint recognition region contacting with detection object
Cease, and detection object is presently in the second humidity information of environment；
Second acquisition submodule 5012, for according to the first humidity information and the second humidity information, obtaining detection object
Humidity information.
Optionally, above-mentioned second acquisition submodule 5012, specifically for calculating the first humidity information and the second humidity information
Between humidity differences, and using humidity differences as detection object humidity information.
Optionally, above-mentioned judge module 502 includes：First extracting sub-module 5021, first generate submodule 5022 and
First judging submodule 5023, and the first generation submodule 5022 and the first extracting sub-module 5021 and the first judging submodule
5023 connections.
Wherein, the first extracting sub-module 5021, if for the humidity information that gets be more than or equal to the first predetermined threshold value,
And be less than or equal to the second predetermined threshold value, then extract the characteristic information of the finger print information getting；
First generation submodule 5022, for according to the humidity information getting and the characteristic information extracting, generation is treated
Detection finger print information；
First judging submodule 5023, for judge the finger print information to be detected that generates whether with preset finger print information
Join.
Optionally, above-mentioned judge module 502, the humidity information getting specifically for basis and preset humidity information,
Judge whether the finger print information getting is mated with preset finger print information.
Optionally, above-mentioned judge module 502 includes：Second extracting sub-module 5024, second generates submodule the 5025, the 3rd
Generate submodule 5026 and the second judging submodule 5027, and second generates submodule 5025 and the second extracting sub-module 5024
And the 3rd generation submodule 5026 connect, simultaneously the 3rd generation submodule 5026 be connected with the second judging submodule 5027.
Second extracting sub-module 5024, if the humidity information for getting is more than or equal to the 3rd predetermined threshold value and little
In or be equal to the 4th predetermined threshold value, then extract the characteristic information of the finger print information getting；
Second generation submodule 5025, for according to the humidity information getting and the characteristic information extracting, generation is treated
Detection finger print information；
3rd generation submodule 5026, for according to preset humidity information and preset finger print information, generating template and referring to
Stricture of vagina information；
Second judging submodule 5027, for judge the finger print information to be detected that generates whether with template fingerprint information
Join.
In the fourth embodiment of the present invention, the humidity information of the detection object by getting for the mobile terminal 500, and root
According to this humidity information, judge whether the finger print information of the detection object getting is mated with preset finger print information, solve and work as
Detection object has that the accuracy rate of fingerprint recognition during certain humidity is relatively low, has reached the accuracy rate improving fingerprint recognition
Effect.
It should be noted that the mobile terminal that fourth embodiment of the invention provides is the mobile terminal answered in aforementioned manners,
I.e. all embodiments of said method are all applied to this mobile terminal, and all can reach same or analogous beneficial effect.
5th embodiment
As shown in fig. 7, the fifth embodiment of the present invention provides a kind of mobile terminal, this mobile terminal 700 includes：At least
One processor 701, memorizer 702, at least one network interface 704 and other users interface 703.In mobile terminal 700
Each assembly is coupled by bus system 705.It is understood that bus system 705 is used for realizing the company between these assemblies
Connect letter.Bus system 705, in addition to including data/address bus, also includes power bus, controlling bus and status signal bus in addition.But
It is for the sake of clear explanation, in the figure 7 various buses are all designated as bus system 705.
Wherein, user interface 703 can include display, keyboard or pointing device (for example, mouse, trace ball
(trackball), touch-sensitive plate or touch screen etc..
It is appreciated that the memorizer 702 in the embodiment of the present invention can be volatile memory or nonvolatile memory,
Or may include volatibility and nonvolatile memory.Wherein, nonvolatile memory can be read only memory (Read-
Only Memory, ROM), programmable read only memory (Programmable ROM, PROM), the read-only storage of erasable programmable
Device (Erasable PROM, EPROM), Electrically Erasable Read Only Memory (Electrically EPROM, EEPROM) or
Flash memory.Volatile memory can be random access memory (Random Access Memory, RAM), and it is used as outside high
Speed caching.By exemplary but be not restricted explanation, the RAM of many forms can use, such as static RAM
(Static RAM, SRAM), dynamic random access memory (Dynamic RAM, DRAM), Synchronous Dynamic Random Access Memory
(Synchronous DRAM, SDRAM), double data speed synchronous dynamic RAM (Double Data Rate
SDRAM, DDRSDRAM), enhancement mode Synchronous Dynamic Random Access Memory (Enhanced SDRAM, ESDRAM), synchronized links
Dynamic random access memory (Synchlink DRAM, SLDRAM) and direct rambus random access memory (Direct
Rambus RAM, DRRAM).The memorizer 702 of system and method described herein be intended to including but not limited to these and arbitrarily its
It is suitable for the memorizer of type.
In some embodiments, memorizer 702 stores following element, executable module or data structure, or
Their subset of person, or their superset：Operating system 7021 and application program 7022.
Wherein, operating system 7021, comprise various system programs, such as ccf layer, core library layer, driving layer etc., are used for
Realize various basic businesses and process hardware based task.Application program 7022, comprises various application programs, such as media
Player (Media Player), browser (Browser) etc., are used for realizing various applied business.Realize the embodiment of the present invention
The program of method may be embodied in application program 7022.
In embodiments of the present invention, can be by calling program or the instruction of memorizer 702 storage, specifically, application
The program of storage or instruction in program 7022, processor 701 is used for obtaining humidity information and the finger print information of detection object；According to
The humidity information getting, judges whether the finger print information getting is mated with preset finger print information.
The method that the embodiments of the present invention disclose can apply in processor 701, or is realized by processor 701.
Processor 701 is probably a kind of IC chip, has the disposal ability of signal.Realize during, said method each
Step can be completed by the instruction of the integrated logic circuit of the hardware in processor 701 or software form.Above-mentioned process
Device 701 can be general processor, digital signal processor (Digital Signal Processor, DSP), special integrated electricity
Road (Application Specific Integrated Circuit, ASIC), ready-made programmable gate array (Field
Programmable Gate Array, FPGA) or other PLDs, discrete gate or transistor logic,
Discrete hardware components.Can realize or execute disclosed each method in the embodiment of the present invention, step and logic diagram.General
Processor can be microprocessor or this processor can also be any conventional processor etc..In conjunction with embodiment of the present invention institute
The step of disclosed method can be embodied directly in hardware decoding processor execution and complete, or with the hardware in decoding processor
And software module combination execution completes.Software module may be located at random access memory, and flash memory, read only memory are programmable read-only
In the ripe storage medium in this area such as memorizer or electrically erasable programmable memory, depositor.This storage medium is located at
Memorizer 702, processor 701 reads the information in memorizer 702, the step completing said method in conjunction with its hardware.
It is understood that embodiments described herein can with hardware, software, firmware, middleware, microcode or its
Combine and to realize.Hardware is realized, processing unit can be implemented in one or more special IC (Application
SpecificIntegrated Circuits, ASIC), digital signal processor (Digital Signal Processing,
DSP), digital signal processing appts (DSP Device, DSPD), programmable logic device (Programmable Logic
Device, PLD), field programmable gate array (Field-Programmable Gate Array, FPGA), general processor,
Controller, microcontroller, microprocessor, for executing in other electronic units or a combination thereof of herein described function.
Software is realized, can be realized herein by executing the module (such as process, function etc.) of function described herein
Described technology.Software code is storable in memorizer and passes through computing device.Memorizer can within a processor or
Realize outside processor.
Alternatively, processor 701 is additionally operable to：Obtain the first humidity letter in the fingerprint recognition region contacting with detection object
Cease, and detection object is presently in the second humidity information of environment；According to the first humidity information and the second humidity information, obtain
The humidity information of detection object.
Alternatively, processor 701 is additionally operable to：Calculate the humidity differences between the first humidity information and the second humidity information,
And using humidity differences as detection object humidity information.
Alternatively, processor 701 is additionally operable to：If the humidity information getting is more than or equal to the first predetermined threshold value and little
In or be equal to the second predetermined threshold value, then extract the characteristic information of the finger print information getting；According to the humidity information getting with
The characteristic information extracting, generates finger print information to be detected；Judge the finger print information to be detected that generates whether with preset fingerprint
Information matches.
Alternatively, processor 701 is additionally operable to：According to the humidity information getting and preset humidity information, judge to obtain
Whether the finger print information arriving is mated with preset finger print information.
Alternatively, processor 701 is additionally operable to：If the humidity information getting is more than or equal to the 3rd predetermined threshold value and little
In or be equal to the 4th predetermined threshold value, then extract the characteristic information of the finger print information getting；According to the humidity information getting with
The characteristic information extracting, generates finger print information to be detected；According to preset humidity information and preset finger print information, generate mould
Plate finger print information；Judge the finger print information to be detected that generates whether with template fingerprint information matches.
Mobile terminal 700 is capable of each process that in previous embodiment, mobile terminal is realized, for avoiding repeating, here
Repeat no more.
In the fifth embodiment of the present invention, the humidity information of the detection object by getting for the mobile terminal, and according to
This humidity information, judges whether the finger print information of the detection object getting is mated with preset finger print information, solves when inspection
Survey object and there is a problem of that the accuracy rate of fingerprint recognition during certain humidity is relatively low, reach the effect of the accuracy rate improving fingerprint recognition
Really.
Sixth embodiment
As shown in figure 8, the sixth embodiment of the present invention provides a kind of mobile terminal, this mobile terminal 800 can be handss
Machine, panel computer, personal digital assistant (Personal Digital Assistant, PDA) or vehicle-mounted computer etc..
Mobile terminal 800 in Fig. 8 includes radio frequency (Radio Frequency, RF) circuit 810, memorizer 820, input
Unit 830, display unit 840, processor 860, voicefrequency circuit 870, WiFi (Wireless Fidelity) module 880 and electricity
Source 890.
Wherein, input block 830 can be used for numeral or the character information of receiving user's input, and produces and mobile terminal
800 user setup and the relevant signal input of function control.Specifically, in the embodiment of the present invention, this input block 830 can
To include contact panel 831.Contact panel 831, also referred to as touch screen, can collect user thereon or neighbouring touch operation
(such as user uses the operation on contact panel 831 of any suitable object such as finger, stylus or adnexa), and according in advance
The formula setting drives corresponding attachment means.Optionally, contact panel 831 may include touch detecting apparatus and touch controller
Two parts.Wherein, touch detecting apparatus detect the touch orientation of user, and detect the signal that touch operation brings, by signal
Send touch controller to；Touch controller receives touch information from touch detecting apparatus, and is converted into contact coordinate,
Give this processor 860 again, and can the order sent of receiving processor 860 being executed.Furthermore, it is possible to using resistance-type,
The polytypes such as condenser type, infrared ray and surface acoustic wave realize contact panel 831.Except contact panel 831, input block
830 can also include other input equipments 832, and other input equipments 832 can include but is not limited to physical keyboard, function key
One or more of (such as volume control button, switch key etc.), trace ball, mouse, action bars etc..
Wherein, display unit 840 can be used for showing by the information of user input or the information and the movement that are supplied to user
The various menu interfaces of terminal 800.Display unit 840 may include display floater 841, optionally, can adopt LCD or organic
The forms such as optical diode (Organic Light-Emitting Diode, OLED) are configuring display floater 841.
It should be noted that contact panel 831 can cover display floater 841, form touch display screen, when the inspection of this touch display screen
Measure thereon or after neighbouring touch operation, send processor 860 to determine the type of touch event, with preprocessor
860 provide corresponding visual output according to the type of touch event in touch display screen.
Touch display screen includes Application Program Interface viewing area and conventional control viewing area.This Application Program Interface viewing area
And the arrangement mode of this conventional control viewing area does not limit, can for being arranged above and below, left-right situs etc. can distinguish two and show
Show the arrangement mode in area.This Application Program Interface viewing area is displayed for the interface of application program.Each interface is permissible
Comprise the interface elements such as icon and/or the widget desktop control of at least one application program.This Application Program Interface viewing area
It can also be the empty interface not comprising any content.This conventional control viewing area is used for showing the higher control of utilization rate, for example,
Application icons such as settings button, interface numbering, scroll bar, phone directory icon etc..
Wherein processor 860 is the control centre of mobile terminal 800, using various interfaces and connection whole mobile phone
Various pieces, by running or executing software program and/or the module being stored in first memory 821, and call storage
Data in second memory 822, the various functions of execution mobile terminal 800 and processing data, thus to mobile terminal 800
Carry out integral monitoring.Optionally, processor 860 may include one or more processing units.
In embodiments of the present invention, by call store this first memory 821 in software program and/or module and/
Or the data in this second memory 822, processor 860 is for obtaining humidity information and the finger print information of detection object；According to
The humidity information getting, judges whether the finger print information getting is mated with preset finger print information.
Alternatively, processor 860 is additionally operable to：Obtain the first humidity letter in the fingerprint recognition region contacting with detection object
Cease, and detection object is presently in the second humidity information of environment；According to the first humidity information and the second humidity information, obtain
The humidity information of detection object.
Alternatively, processor 860 is additionally operable to：Calculate the humidity differences between the first humidity information and the second humidity information,
And using humidity differences as detection object humidity information.
Alternatively, processor 860 is additionally operable to：If the humidity information getting is more than or equal to the first predetermined threshold value and little
In or be equal to the second predetermined threshold value, then extract the characteristic information of the finger print information getting；According to the humidity information getting with
The characteristic information extracting, generates finger print information to be detected；Judge the finger print information to be detected that generates whether with preset fingerprint
Information matches.
Alternatively, processor 860 is additionally operable to：According to the humidity information getting and preset humidity information, judge to obtain
Whether the finger print information arriving is mated with preset finger print information.
Alternatively, processor 860 is additionally operable to：If the humidity information getting is more than or equal to the 3rd predetermined threshold value and little
In or be equal to the 4th predetermined threshold value, then extract the characteristic information of the finger print information getting；According to the humidity information getting with
The characteristic information extracting, generates finger print information to be detected；According to preset humidity information and preset finger print information, generate mould
Plate finger print information；Judge the finger print information to be detected that generates whether with template fingerprint information matches.
It can be seen that, in the sixth embodiment of the present invention, the humidity information of the detection object by getting for the mobile terminal, and
According to this humidity information, judge whether the finger print information of the detection object getting is mated with preset finger print information, solve
When detection object has certain humidity, the accuracy rate of fingerprint recognition is relatively low, has reached the accuracy rate improving fingerprint recognition
Effect.
Those of ordinary skill in the art are it is to be appreciated that combine the list of each example of the embodiments described herein description
Unit and algorithm steps, being capable of being implemented in combination in electronic hardware or computer software and electronic hardware.These functions are actually
To be executed with hardware or software mode, the application-specific depending on technical scheme and design constraint.Professional and technical personnel
Each specific application can be used different methods to realize described function, but this realization is it is not considered that exceed
The scope of the present invention.
Those skilled in the art can be understood that, for convenience and simplicity of description, the system of foregoing description,
Device and the specific work process of unit, may be referred to the corresponding process in preceding method embodiment, will not be described here.
It should be understood that disclosed apparatus and method in embodiment provided herein, can pass through other
Mode is realized.For example, device embodiment described above is only schematically, for example, the division of described unit, it is only
A kind of division of logic function, actual can have other dividing mode when realizing, for example multiple units or assembly can in conjunction with or
Person is desirably integrated into another system, or some features can be ignored, or does not execute.Another, shown or discussed is mutual
Between coupling or direct-coupling or communication connection can be by some interfaces, the INDIRECT COUPLING of device or unit or communication link
Connect, can be electrical, mechanical or other forms.
The described unit illustrating as separating component can be or may not be physically separate, show as unit
The part showing can be or may not be physical location, you can with positioned at a place, or can also be distributed to multiple
On NE.The mesh to realize this embodiment scheme for some or all of unit therein can be selected according to the actual needs
's.
In addition, can be integrated in a processing unit in each functional unit in each embodiment of the present invention it is also possible to
It is that unit is individually physically present it is also possible to two or more units are integrated in a unit.
If described function realized using in the form of SFU software functional unit and as independent production marketing or use when, permissible
It is stored in a computer read/write memory medium.Based on such understanding, technical scheme is substantially in other words
Partly being embodied in the form of software product of part that prior art is contributed or this technical scheme, this meter
Calculation machine software product is stored in a storage medium, including some instructions with so that a computer equipment (can be individual
People's computer, server, or network equipment etc.) execution each embodiment methods described of the present invention all or part of step.
And aforesaid storage medium includes：USB flash disk, portable hard drive, ROM, RAM, magnetic disc or CD etc. are various can be with store program codes
Medium.
The above, the only specific embodiment of the present invention, but protection scope of the present invention is not limited thereto, and any
Those familiar with the art the invention discloses technical scope in, change or replacement can be readily occurred in, all should contain
Cover within protection scope of the present invention.Therefore, protection scope of the present invention should be defined by scope of the claims.
Claims (12)
1. a kind of fingerprint identification method is it is characterised in that include：
Obtain humidity information and the finger print information of detection object；
According to the humidity information getting, judge whether the finger print information getting is mated with preset finger print information.
2. method according to claim 1 is it is characterised in that the humidity information of described acquisition detection object, including：
Obtain first humidity information in the fingerprint recognition region contacting with described detection object, and the current institute of described detection object
Second humidity information of place's environment；
According to described first humidity information and described second humidity information, obtain the humidity information of described detection object.
3. method according to claim 2 is it is characterised in that described wet with described second according to described first humidity information
Degree information, obtains the humidity information of described detection object, including：
Calculate the humidity differences between described first humidity information and described second humidity information, and using described humidity differences as
The humidity information of described detection object.
4. method according to claim 1, it is characterised in that the humidity information that gets of described basis, judges to get
Finger print information whether mate with preset finger print information, including：
If the humidity information getting is more than or equal to the first predetermined threshold value and is less than or equal to the second predetermined threshold value, extract
The characteristic information of the finger print information getting；
According to the humidity information getting and the characteristic information extracting, generate finger print information to be detected；
Judge whether the finger print information to be detected generating is mated with preset finger print information.
5. method according to claim 1, it is characterised in that the humidity information that gets of described basis, judges to get
Finger print information whether mate with preset finger print information, including：
According to the humidity information getting and preset humidity information, judge the finger print information that gets whether with preset fingerprint
Information matches.
6. method according to claim 5 is it is characterised in that the humidity information that gets of described basis and preset humidity
Information, judges whether the finger print information getting is mated with preset finger print information, including：
If the humidity information getting is more than or equal to the 3rd predetermined threshold value and is less than or equal to the 4th predetermined threshold value, extract
The characteristic information of the finger print information getting；
According to the humidity information getting and the characteristic information extracting, generate finger print information to be detected；
According to preset humidity information and preset finger print information, generate template fingerprint information；
Judge the finger print information to be detected that generates whether with described template fingerprint information matches.
7. a kind of mobile terminal is it is characterised in that include：
Acquisition module, for obtaining humidity information and the finger print information of detection object；
Judge module, for according to the humidity information getting, judging whether the finger print information getting is believed with preset fingerprint
Breath coupling.
8. mobile terminal according to claim 7 is it is characterised in that described acquisition module includes：
First acquisition submodule, for obtaining first humidity information in the fingerprint recognition region contacting with described detection object, with
And described detection object is presently in the second humidity information of environment；
Second acquisition submodule, for according to described first humidity information and described second humidity information, obtaining described detection right
The humidity information of elephant.
9. mobile terminal according to claim 8 it is characterised in that
Described second acquisition submodule, wet between described first humidity information and described second humidity information specifically for calculating
Degree difference, and using described humidity differences as described detection object humidity information.
10. mobile terminal according to claim 7 is it is characterised in that described judge module includes：
First extracting sub-module, if the humidity information for getting is more than or equal to the first predetermined threshold value and is less than or equal to
Second predetermined threshold value, then extract the characteristic information of the finger print information getting；
First generation submodule, for according to the humidity information getting and the characteristic information extracting, generating fingerprint to be detected
Information；
First judging submodule, whether the finger print information to be detected for judging to generate is mated with preset finger print information.
11. mobile terminals according to claim 7 it is characterised in that
Described judge module, specifically for according to the humidity information getting and preset humidity information, judging the finger getting
Whether stricture of vagina information is mated with preset finger print information.
12. mobile terminals according to claim 11 are it is characterised in that described judge module includes：
Second extracting sub-module, if the humidity information for getting is more than or equal to the 3rd predetermined threshold value and is less than or equal to
4th predetermined threshold value, then extract the characteristic information of the finger print information getting；
Second generation submodule, for according to the humidity information getting and the characteristic information extracting, generating fingerprint to be detected
Information；
3rd generation submodule, for according to preset humidity information and preset finger print information, generating template fingerprint information；
Second judging submodule, for judge the finger print information to be detected that generates whether with described template fingerprint information matches.
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| WO2019024736A1 (en) * | 2017-07-31 | 2019-02-07 | 广东移动通信有限公司 | User identification method, terminal and storage medium |
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| CN106407945B (en) | 2019-08-20 |
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