CN106022082A

CN106022082A - Information processing method and mobile terminal

Info

Publication number: CN106022082A
Application number: CN201610246949.9A
Authority: CN
Inventors: 魏亮; 杨显钧
Original assignee: Nubia Technology Co Ltd
Current assignee: Nubia Technology Co Ltd
Priority date: 2016-04-20
Filing date: 2016-04-20
Publication date: 2016-10-12

Abstract

The invention discloses an information processing method and a mobile terminal. The method comprises: after unlocking processing, detecting touch operation, wherein the touch operation comprises at least a position message; determining an unlocking pattern formed by the touch operation, performing feature extraction on the unlocking pattern to obtain to-be-matched password information, wherein the to-be-matched password information includes at least an unlocking pattern feature, and repeated times of each unlocking pattern feature; matching the to-be-matched password information with verify password information, based on a matching result, determining whether to unlock a mobile terminal or not, wherein the verify password information includes at least a preset pattern feature and repeated times of each pattern feature. The method can improve security of a terminal.

Description

A kind of information processing method and mobile terminal

Technical field

The present invention relates to technical field of information management, particularly relate to a kind of information processing method and mobile terminal.

Background technology

Along with mobile phone science and technology is more and more flourishing, user is more and more by individual's significant data, privacy information Store on mobile intelligent terminal so that manufacturer terminal and user are to the safety of data message in mobile phone also Becoming increasingly concerned with.Unlock and the mandate of application be it can be understood as the entrance of mobile terminal operation interface, The many uses of system manufacturer pattern unlocking manner based on 9 fixing palace lattice on market, the method is in fixing district Territory input slip information, had both needed the vision of user to put into, there is also password disclosure risk；Newer skill Art is fingerprint recognition based on full screen, and such processing ease stays complete fingerprint to believe on the touchscreen Breath, for the use scene that security requirement is high, still suffers from revealing the danger of finger print information.

Summary of the invention

Present invention is primarily targeted at a kind of information processing method of proposition and mobile terminal, it is intended to solve existing The problems referred to above with the presence of technology.

For achieving the above object, the present invention provides a kind of information processing method, is applied to mobile terminal, institute The method of stating includes:

After entering unblock process, touch operation detected, wherein, described touch operation includes at least One positional information；

Determine the unblock figure that described touch operation is formed, described unblock figure is carried out feature extraction and obtains To encrypted message to be matched, wherein, described encrypted message to be matched includes at least one and unlocks figure Feature and the number of repetition of each unblock graphic feature；

Described encrypted message to be matched is mated with checking encrypted message, determines based on matching result and be The described mobile terminal of no unblock；Wherein, described checking encrypted message includes at least one default figure Shape feature and the number of repetition of each graphic feature.

Optionally, described method also includes:

Detection obtains finger print information；

Described finger print information is mated with target fingerprint information, obtains matching result；

When described matching result characterize described finger print information identical with described target fingerprint information time, control into Enter unblock to process, and start to detect the touch operation of the touch control unit for described mobile terminal.

Optionally, described method also includes:

After the touch operation of touch control unit for described mobile terminal being detected, touch behaviour based on described Get at least one finger print information；

Based at least one finger print information got, target fingerprint information is modified.

Optionally, described by described encrypted message to be matched with checking encrypted message mate, based on Join result to determine whether to unlock described mobile terminal, including:

At least one in described encrypted message to be matched is unlocked graphic feature and described checking message in cipher At least one graphic feature in breath carries out coupling and obtains the first matching result；

By the number of repetition unlocking graphic feature in described encrypted message to be matched and checking encrypted message In the number of repetition of graphic feature carry out coupling and obtain the second matching result；

Based on described first matching result and described second matching result, it is determined whether unlock described movement Terminal.

Optionally, described method also includes:

The temperature parameter of described mobile terminal is adjusted, described mobile terminal is promoted preset temperature value, So that finger print information is processed.

The present invention provides a kind of mobile terminal, and described mobile terminal includes:

Touch detection unit, after being used for entering unblock process, detects touch operation, wherein, described tactile Touch and operation includes at least one positional information；

Resolution unit, for determining the unblock figure that described touch operation is formed, to described unblock figure Carry out feature extraction and obtain encrypted message to be matched, wherein, described encrypted message to be matched includes to A few number of repetition unlocking graphic feature and each unblock graphic feature；

Unlock control unit, for described encrypted message to be matched is mated with checking encrypted message, Determine whether to unlock described mobile terminal based on matching result；Wherein, described checking encrypted message comprises There are at least one default graphic feature and the number of repetition of each graphic feature.

Optionally, described touch detection unit, it is additionally operable to detection and obtains finger print information；

Described mobile terminal also includes fingerprint authentication unit, for being believed with target fingerprint by described finger print information Breath mates, and obtains matching result；When described matching result characterizes described finger print information and described target When finger print information is identical, controls to enter unblock and process, and start to detect the touch-control for described mobile terminal The touch operation of unit.

Optionally, described mobile terminal also includes:

Fingerprint amending unit, for detect touch control unit for described mobile terminal touch operation it After, get at least one finger print information based on described touch operation；Refer to based at least one got Stricture of vagina information, is modified target fingerprint information.

Optionally, described unblock control unit, for by least one in described encrypted message to be matched Unlock graphic feature to carry out mating with at least one graphic feature in described checking encrypted message and obtain the One matching result；By the number of repetition unlocking graphic feature in described encrypted message to be matched and checking The number of repetition of the graphic feature in encrypted message carries out coupling and obtains the second matching result；Based on described One matching result and described second matching result, it is determined whether unlock described mobile terminal.

Optionally, described mobile terminal also includes:

Temperature adjustment unit, for being adjusted, by described movement the temperature parameter of described mobile terminal Terminal promotes preset temperature value, to process finger print information.

The information processing method of present invention proposition and mobile terminal, detect the unblock that touch operation is formed Figure, obtains encrypted message to be matched based on described unblock figure is carried out feature extraction, and then by described Encrypted message to be matched mates with checking encrypted message, determines whether that unblock is described based on matching result Mobile terminal.So, it becomes possible to use the geometrical pattern by the synthesis of some geometric properties random group to solve Latching operation, thus substantially increase the interest of checking, and do not limit user operating area and The sequencing of feature of the figure of user's input, therefore user input possess when unlocking figure certain with Machine, so that the safety of mobile terminal is greatly improved.

Accompanying drawing explanation

Fig. 1 is the hardware architecture diagram of the optional mobile terminal realizing each embodiment of the present invention；

Fig. 2 is the wireless communication system schematic diagram of mobile terminal as shown in Figure 1；

The information processing method schematic flow sheet that Fig. 3 provides for the embodiment of the present invention；

Fig. 4 is that the embodiment of the present invention unlocks pictorial diagram；

Fig. 5 is the process schematic diagram that the embodiment of the present invention carries out feature extraction；

Fig. 6 is the interface schematic diagram that the embodiment of the present invention arranges checking password；

Fig. 7 is that embodiment of the present invention mobile terminal forms structural representation one；

Fig. 8 is that embodiment of the present invention mobile terminal forms structural representation two.

The realization of the object of the invention, functional characteristics and advantage will in conjunction with the embodiments, do referring to the drawings further Explanation.

Detailed description of the invention

Should be appreciated that specific embodiment described herein, only in order to explain the present invention, is not used to limit Determine the present invention.

The mobile terminal realizing each embodiment of the present invention is described referring now to accompanying drawing.In follow-up description In, use the suffix being used for representing such as " module ", " parts " or " unit " of element only for having It is beneficial to the explanation of the present invention, itself does not has specific meaning.Therefore, " module " can mix with " parts " Close ground to use.

Mobile terminal can be implemented in a variety of manners.Such as, the terminal described in the present invention can include (individual digital helps for such as mobile phone, smart phone, notebook computer, digit broadcasting receiver, PDA Reason), PAD (panel computer), PMP (portable media player), the mobile end of guider etc. The fixed terminal of end and such as numeral TV, desk computer etc..Hereinafter it is assumed that terminal is mobile whole End.However, it will be understood by those skilled in the art that, in addition to being used in particular for the element of mobile purpose, Structure according to the embodiment of the present invention can also apply to the terminal of fixed type.

Fig. 1 is the hardware configuration signal of the optional mobile terminal realizing each embodiment of the present invention.

Mobile terminal 100 can include wireless communication unit 110, user input unit 130, output unit 150, memorizer 160, interface unit 170, controller 180 and power subsystem 190 etc..Fig. 1 shows There is the mobile terminal of various assembly, it should be understood that be not required for implementing all assemblies illustrated. Can alternatively implement more or less of assembly.Will be discussed in more detail below the element of mobile terminal.

Wireless communication unit 110 generally includes one or more assembly, and it allows mobile terminal 100 with wireless Radio communication between communication system or network.Such as, wireless communication unit can include mobile communication Module etc..

It is mobile to control that user input unit 130 can generate key input data according to the order of user's input The various operations of terminal.User input unit 130 allows user to input various types of information, and permissible Including keyboard, metal dome, touch pad (such as, detection due to touched and cause resistance, pressure, electricity The sensitive component of change held etc.), roller, rocking bar etc..Especially, when touch pad as a layer When being superimposed upon on display unit 151, touch screen can be formed.

Interface unit 170 is used as at least one external device (ED) and is connected connecing of can passing through with mobile terminal 100 Mouthful.Such as, external device (ED) can include wired or wireless head-band earphone port, external power source (or battery Charger) port, wired or wireless FPDP, memory card port, for connect there is identification module The port of device, audio frequency input/output (I/O) port, video i/o port, ear port etc..Identify mould Block can be that storage is for verifying that user uses the various information of mobile terminal 100 and can include user Identification module (UIM), client identification module (SIM), Universal Subscriber identification module (USIM) etc..It addition, The device (hereinafter referred to as " identifying device ") with identification module can be to take the form of smart card, therefore, knows Other device can be connected with mobile terminal 100 via port or other attachment means.Interface unit 170 is permissible For receiving from the input (such as, data message, electric power etc.) of external device (ED) and defeated by receive Enter to be transferred to the one or more elements in mobile terminal 100 or may be used in mobile terminal and outside Data are transmitted between device.

It addition, when mobile terminal 100 is connected with external base, interface unit 170 can serve as allowing to lead to Cross it provide the path of mobile terminal 100 by electric power from base or can serve as allowing to input from base Various command signals be transferred to the path of mobile terminal by it.Various command signals from base input Or electric power may serve as identifying whether mobile terminal is accurately fitted within the signal on base.Output is single Unit 150 be configured to vision, audio frequency and/or tactile manner provide output signal (such as, audio signal, Video signal, alarm signal, vibration signal etc.).

Output unit 150 can include display unit 151 etc..

Display unit 151 may be displayed on the information processed in mobile terminal 100.Such as, mobile terminal is worked as 100 when being in telephone calling model, display unit 151 can show and call or other communicate (such as, civilian This information receiving and transmitting, multimedia file download etc.) relevant user interface (UI) or graphic user interface (GUI).When mobile terminal 100 is in video calling pattern or image capture mode, display unit 151 Can show capture image and/or the image of reception, illustrate video or image and the UI of correlation function or GUI etc..

Meanwhile, when display unit 151 and touch pad the most superposed on one another to form touch screen time, aobvious Show that unit 151 can serve as input equipment and output device.Display unit 151 can include liquid crystal display (LCD), thin film transistor (TFT) LCD (TFT-LCD), Organic Light Emitting Diode (OLED) display, flexibility show Show at least one in device, three-dimensional (3D) display etc..Some in these display may be constructed such that Transparence is to allow user to watch from outside, and this is properly termed as transparent display, typical transparent display Can for example, TOLED (transparent organic light emitting diode) display etc..According to the specific enforcement wanted Mode, mobile terminal 100 can include two or more display units (or other display device), such as, Mobile terminal can include outernal display unit (not shown) and inner display unit (not shown).Touch screen can For detecting touch input pressure and touch input position and touch input area.

Memorizer 160 can store the process performed by controller 180 and control the software program etc. of operation Deng, or can temporarily store oneself through output maybe will export data (such as, telephone directory, message, Still image, video etc.).And, memorizer 160 can store about when touch is applied to touch screen The vibration of the various modes of output and the data of audio signal.

Memorizer 160 can include the storage medium of at least one type, described storage medium include flash memory, Hard disk, multimedia card, card-type memorizer (such as, SD or DX memorizer etc.), random access storage device (RAM), static random-access memory (SRAM), read only memory (ROM), electrically erasable Read only memory (EEPROM), programmable read only memory (PROM), magnetic storage, disk, light Dish etc..And, mobile terminal 100 can be connected the storage function performing memorizer 160 with by network Network storage device cooperation.

Controller 180 generally controls the overall operation of mobile terminal.Such as, controller 180 performs and voice Control that call, data communication, video calling etc. are relevant and process.It addition, controller 180 can wrap Including the multi-media module 1810 for reproducing (or playback) multi-medium data, multi-media module 1810 can construct In controller 180, or it is so structured that separate with controller 180.Controller 180 can perform pattern Identifying processing, with the handwriting input performed on the touchscreen or picture are drawn input be identified as character or Image.

Power subsystem 190 receives external power or internal power under the control of controller 180 and provides behaviour Make the suitable electric power needed for each element and assembly.

Various embodiment described herein can be to use such as computer software, hardware or its any group The computer-readable medium closed is implemented.Implementing for hardware, embodiment described herein can pass through Use application-specific IC (ASIC), digital signal processor (DSP), digital signal processing device (DSPD), programmable logic device (PLD), field programmable gate array (FPGA), processor, control Device, microcontroller, microprocessor, it is designed to perform in the electronic unit of function described herein extremely Few one is implemented, and in some cases, such embodiment can be implemented in controller 180.Right Implementing in software, the embodiment of such as process or function can perform at least one function or behaviour with permission The single software module made is implemented.Software code can be by writing with any suitable programming language Software application (or program) is implemented, and software code can be stored in memorizer 160 and by controlling Device 180 performs.

So far, oneself is through describing mobile terminal according to its function.Below, for the sake of brevity, will describe Various types of mobile terminals of such as folded form, board-type, oscillating-type, slide type mobile terminal etc. In slide type mobile terminal as example.Therefore, the present invention can be applied to any kind of mobile whole End, and it is not limited to slide type mobile terminal.

As shown in Figure 1 mobile terminal 100 may be constructed such that and utilizes via frame or packet transmission data The most wired and wireless communication system and satellite-based communication system operate.

The communication system being wherein operable to according to the mobile terminal of the present invention is described referring now to Fig. 2.

Such communication system can use different air interfaces and/or physical layer.Such as, by communication system The air interface that system uses includes such as frequency division multiple access (FDMA), time division multiple acess (TDMA), CDMA (CDMA) move lead to UMTS (UMTS) (especially, Long Term Evolution (LTE)), the whole world Communication system (GSM) etc..As non-limiting example, explained below relates to cdma communication system, but It is that such teaching is equally applicable to other type of system.

With reference to Fig. 2, cdma wireless communication system can include multiple mobile terminal 100, multiple base station (BS) 270, base station controller (BSC) 275 and mobile switching centre (MSC) 280.MSC280 is configured to Interface is formed with Public Switched Telephony Network (PSTN) 290.MSC280 is also structured to and can be via returning Journey circuit is couple to the BSC275 of base station 270 and forms interface.If the interface that back haul link can be known according to Ganji In any one construct, described interface includes such as E1/T1, ATM, IP, PPP, frame relay, HDSL, ADSL or xDSL.It will be appreciated that system as shown in Figure 2 can include multiple BSC2750.

Each BS270 can service one or more subregion (or region), by multidirectional antenna or sensing certain party To antenna cover each subregion radially away from BS270.Or, each subregion can be by for dividing Two or more antennas that collection receives cover.Each BS270 may be constructed such that support multiple frequencies distribution, And the distribution of each frequency has specific frequency spectrum (such as, 1.25MHz, 5MHz etc.).

Intersecting that subregion and frequency are distributed can be referred to as CDMA Channel.BS270 can also be referred to as base station Transceiver subsystem (BTS) or other equivalent terms.In this case, term " base station " can be used In broadly representing single BSC275 and at least one BS270.Base station can also be referred to as " cellular station ". Or, each subregion of specific BS270 can be referred to as multiple cellular station.

In fig. 2 it is shown that several global positioning systems (GPS) satellite 300.Satellite 300 helps location many At least one in individual mobile terminal 100.

In fig. 2, depict multiple satellite 300, it is understood that be, it is possible to use any number of defend Star obtains useful location information.As a typical operation of wireless communication system, BS270 receive from The reverse link signal of various mobile terminals 100.Mobile terminal 100 generally participate in call, information receiving and transmitting and Other type of communication.Each reverse link signal that certain base station 270 receives is entered in specific BS270 Row processes.The data obtained are forwarded to the BSC275 being correlated with.BSC provides call resource distribution and includes The mobile management function of the coordination of the soft switching process between BS270.The data that BSC275 also will receive Being routed to MSC280, it provides the extra route service for forming interface with PSTN290.Similarly, PSTN290 Yu MSC280 forms interface, MSC Yu BSC275 forms interface, and BSC275 is correspondingly Control BS270 forward link signals to be sent to mobile terminal 100.

Based on above-mentioned mobile terminal hardware configuration and communication system, each embodiment of the inventive method is proposed.

Embodiment one,

Embodiments provide a kind of information processing method, as it is shown on figure 3, include:

Step 301: after entering unblock process, touch operation detected, wherein, wraps in described touch operation Include at least one positional information；Optionally, described touch operation includes at least one positional information And the moment value of correspondence；

Step 302: determine the unblock figure that described touch operation is formed, carries out spy to described unblock figure Levy extraction and obtain encrypted message to be matched, wherein, described encrypted message to be matched includes at least one Unlock graphic feature and the number of repetition of each unblock graphic feature；

Step 303: mated with checking encrypted message by described encrypted message to be matched, based on coupling knot Fruit determines whether to unlock described mobile terminal；Wherein, described checking encrypted message includes default extremely Few a kind of graphic feature and the number of repetition of each graphic feature.

Here, detect described in that touch operation is specifically as follows to detect for mobile terminal touch control detection list Touch operation in unit.Wherein, described detection can be to detect according to predetermined period, such as, and can To control 1ms detection once.

Determine the unblock figure that described touch operation is formed, including: based on described touch operation at least One positional information composition unlocks figure.

Wherein, described unblock figure may refer to Fig. 4, such as, can include at least one of: one Point, possesses the one section of curve having multiple radian, at least two lines multiple acute angles formed and/or multiple blunt Angle.

Further, described unblock figure is carried out the process of feature extraction, can be discrete by using In mathematics, the method such as linear fit, antitrigonometric function processes.

The scene analysis that two features are two acute angles unlocked in figure assuming to extract:

Firstly, for the extraction of single angle character, linear fit in discrete mathematics, anti-triangle can be used The methods such as function carry out process and obtain, and principle is as follows:

The line segment that user draws at terminal screen, can by the linear fit in discrete mathematics obtain as with The desired line segment in family.For constituting the two lines section of angle, can be fallen at combination drafting line segment and be set in input Standby relative position sets up virtual coordinate system on the touchscreen, such as sees Fig. 5 and defines x-y two-dimensional coordinate System, wherein the position of initial point can the position, the lower left corner of corresponding touch screen, then line segment place straight line is respectively as follows:

Line segment 1:f₁(x)=k₁x+m

Line segment 2:f₂(x)=k₂x+n；Wherein, m and n be respectively the intersecting point coordinate of line segment 1 and y-axis with And line segment 2 and y-axis intersecting point coordinate；K1 represents the slope of line segment 1, and k2 represents the slope of line segment 2.

Then the angled relationships of two line segments is:

By the way, it is possible to get single angle character, such as, a in figure can be got Angle character.

Still Fig. 5 is combined, due to angle a and angle b diagonal angle each other, say, that be can determine by calculating Unlock and figure includes two acute angles as two unblock graphic features.The calculating side of multiple angle characters Method is similar with said method, does not repeats.

It is described, in actual treatment it is understood that above-mentioned only for how extracting angle character Can also adopt and carry out the feature such as curve, circle in other ways and extract, be not discussed here.

Further, before the present embodiment performs above-mentioned steps, it is also possible to include: get default The number of repetition of at least one graphic feature and each graphic feature is as checking encrypted message.

Specifically, the process preset may refer to Fig. 6, can point out menu by displaying for a user one, Prompting user is selected as at least one graphic feature and the number of repetition thereof verifying encrypted message；Such as, Fig. 6 gives and out has multiple basis geometric element: point, straight line, radian, acute angle and obtuse angle；Wherein, Radian can be formed by parabolic segment, wave line segment.It addition, when choosing wherein one or more geometry units When element is used for forming checking encrypted message, it is also possible to the number of repetition of its correspondence is set.

Wherein, arranging of described number of repetition can be configured by user, in default situations, permissible It is 1.

Assume that in the checking encrypted message that user chooses, graphic feature and number of repetition thereof are: point, two Individual radian, two acute angles；Accordingly, when unblock figure that user inputs being detected as shown in Figure 4, that It is assured that unblock figure mates with checking encrypted message.

Further, determine whether to unlock described mobile terminal based on matching result, Ke Yiwei: work as coupling It is identical that result characterizes both, it is determined that unlocks described mobile terminal, and displays for a user main operation interface, Or display for a user the operation interface being in when entering screen lock state last time；When matching result characterizes both When differing, determine and do not unlock described mobile terminal.

Visible, by using such scheme, it is detected by the unblock figure that touch operation is formed, based on Described unblock figure is carried out feature extraction and obtains encrypted message to be matched, and then by described password to be matched Information is mated with checking encrypted message, determines whether to unlock described mobile terminal based on matching result. So, it becomes possible to the geometrical pattern using some geometric properties random group to synthesize is unlocked operation, thus Substantially increase the interest of checking, and do not limit operating area and the figure of user's input of user The sequencing of the feature of shape, therefore user possesses certain randomness when inputting unblock figure, so that The safety obtaining mobile terminal is greatly improved.

Embodiment two,

Step 301: after entering unblock process, touch operation detected, wherein, wraps in described touch operation Include the moment value of at least one positional information and correspondence thereof；

Different from previous embodiment being, the present embodiment is carried out triggering the trigger condition performing to solve latching operation Limiting, described method also includes:

Detection obtains finger print information；Described finger print information is mated with target fingerprint information, obtains Join result；When the described matching result described finger print information of sign is identical with described target fingerprint information, control System enters unblock and processes, and starts to detect the touch operation of the touch control unit for described mobile terminal.

Wherein, described detection obtains the mode of finger print information and can be: when mobile terminal in a dormant state, I.e. during black state, whether detection touch screen gets touch duration and exceedes the point touching of preset duration Operation, if detecting, then gets the finger print information of point touching operation.Wherein, described preset duration It can be 1 second.

Such as, based on full screen fingerprint recognition, finger is pressed in screen locking (breath screen) touch screen optional position length Screen, after compressing time reaches to arrange value, starts to verify that this is long the most legal by the fingerprint of finger, if not Legal refusal typing accesses；If legal, trigger and start to accept the checking of pattern-information.

Further, the concrete processing mode of the finger print information getting point touching operation described in can be: There is touch operation duration to reach preset duration at first area when detecting, then control in described firstth district Finger print information is extracted by the capacitance detection unit opening higher precision at territory.

The line segment that user draws at terminal screen, can by the linear fit in discrete mathematics obtain as with The desired line segment in family.For constituting the two lines section of angle, can input combining being fallen of drafting line segment The relative position of equipment sets up virtual coordinate system on the touchscreen, such as sees Fig. 5 and defines x-y two dimension seat Mark system, wherein the position of initial point can the position, the lower left corner of corresponding touch screen, then line segment place straight line is respectively For:

Line segment 1:f₁(x)=k₁x+m；

Then the angled relationships of two line segments is:

Need it is further noted that in the method that provides of the present embodiment the acquisition of target fingerprint information permissible It not one step completed, can be to carry out improving or revising by the execution of repeatedly touch operation, can To carry out piecewise acquisition, it is finally synthesizing fingerprint schemes；Such as, during user's graphing, also Gathering fingerprint, the fingerprint that is possible to prevent of do so is forged, and ensures the information security of user.Concrete, Described method also includes:

After the touch operation of touch control unit for described mobile terminal being detected, touch behaviour based on described Get at least one finger print information；Based at least one finger print information got, to target fingerprint Information is modified.

Wherein, get at least one finger print information based on described touch operation, can according to gather week Phase gets at least one finger print information, and described collection period can be not have 50ms to obtain once；

Accordingly, described based at least one finger print information got, target fingerprint information is repaiied Can be just: choose from least one finger print information described and obtain a most complete finger print information to mesh Mark finger print information is modified.

Described be modified target fingerprint information can be: based on choosing the finger print information obtained from fingerprint Information bank is chosen a finger print information the highest with described finger print information matching degree believe as target fingerprint Breath；The characteristic information in the finger print information obtained is chosen, based on described characteristic information with described described in extraction The characteristic information of target fingerprint information contrasts, obtain in described target fingerprint information not to be covered at least One characteristic information, will not comprise described at least one characteristic information add in target fingerprint information.

Further, described by described encrypted message to be matched with checking encrypted message mate, based on Matching result determines whether to unlock described mobile terminal, including:

Described determine whether to unlock described mobile terminal based on matching result, Ke Yiwei: when described first Join result and described second matching result all to characterize both identical, it is determined that unlock described mobile terminal, And display for a user main operation interface, or display for a user the operation being in when entering screen lock state last time Interface；When described first matching result and described second matching result all characterize both differ time, really Determine not unlock described mobile terminal.

Visible, by using such scheme, the unblock figure that touch operation is formed detected, based on right Described unblock figure carries out feature extraction and obtains encrypted message to be matched, and then by described message in cipher to be matched Cease and mate with checking encrypted message, determine whether to unlock described mobile terminal based on matching result.As This, it becomes possible to the geometrical pattern using some geometric properties random group to synthesize is unlocked operation, thus pole The earth adds the interest of checking, and does not limit operating area and the figure of user's input of user The sequencing of feature, therefore user possesses certain randomness when inputting unblock figure so that The safety of mobile terminal is greatly improved.

Embodiment three,

The present embodiment is defined triggering the trigger condition performing to solve latching operation, and described method also includes:

Line segment 1:f₁(x)=k₁x+m；

Then the angled relationships of two line segments is:

Wherein, arranging of described number of repetition can be operated by user, in default situations, permissible It is 1.

Wherein, get at least one finger print information based on described touch operation, can according to gather week Phase gets at least one finger print information, and described collection period can be not have 50ms to obtain once；Accordingly, Described based at least one finger print information got, target fingerprint information is modified can be: from At least one finger print information described is chosen and obtains a most complete finger print information target fingerprint information is entered Row is revised.

On the basis of above-described embodiment, the present embodiment provide scheme can also pattern draw after, Drawing path carries out slight preheating of heating, and such operation will can be imprinted on completely referring to of touch screen originally The superficial venule of the index finger being light in colour, destruction.Concrete, described method also includes: carry out the temperature parameter of described mobile terminal Adjust, described mobile terminal is promoted preset temperature value, so that finger print information to be processed.

Wherein, described lifting preset temperature value can be poor with current temperature value based on target temperature value Value calculates, and the temperature difference obtained is as preset temperature value；Described target temperature value can be 38 degree.Described Carrying out finger print information processing can be the lifting along with temperature, it is possible to destroy in touch screen surface residual Fingerprint and sliding path thereof.

Drawing path can also be carried out slight after pattern is drawn by the scheme that the present embodiment provides Heating preheating, such operation will can originally be imprinted on the complete finger print desalination of touch screen, destroy.Natural oil Fat is as the important substance of human-body biological body film, and its fusing point is at about 30 degrees Celsius to 36 degrees Celsius, right In the use scene that safety requirements is strict, the heating-up temperature of this thawing fingerprint is entirely acceptable.

It addition, the scheme that the present embodiment provides can also destroy residual complete finger print on the touchscreen, sliding Move the fingerprint destroyed on screen on sliding path of heating after terminating, in terms of information security, can be preferable The protection privacy of user and information security.

Embodiment four,

Embodiments provide a kind of mobile terminal, as it is shown in fig. 7, described mobile terminal includes:

Touch detection unit 71, after being used for entering unblock process, detects touch operation, wherein, described Touch operation includes at least one positional information；

Resolution unit 72, for determining the unblock figure that described touch operation is formed, unlocks figure to described Shape carries out feature extraction and obtains encrypted message to be matched, wherein, includes in described encrypted message to be matched At least one unlocks graphic feature and the number of repetition of each unblock graphic feature；

Unlock control unit 73, for described encrypted message to be matched is mated with checking encrypted message, Determine whether to unlock described mobile terminal based on matching result；Wherein, described checking encrypted message comprises There are at least one default graphic feature and the number of repetition of each graphic feature.

Resolution unit 72, unlocks figure at least one positional information based on described touch operation composition.

Line segment 1:f₁(x)=k₁x+m；

Then the angled relationships of two line segments is:

Further, before the present embodiment performs above-mentioned steps, unlock control unit 73, be used for getting At least one graphic feature preset and the number of repetition of each graphic feature are as checking message in cipher Breath.

Further, unlock control unit 73, be used for when both matching result signs are identical, it is determined that solve Lock described mobile terminal, and display for a user main operation interface, or display for a user and entered screen locking last time The operation interface being in during state；When differing both matching result characterizes, determine and do not unlock described shifting Dynamic terminal.

Embodiment five,

Embodiments providing a kind of mobile terminal, as shown in Figure 8, described mobile terminal includes:

Touch detection unit 81, after being used for entering unblock process, detects touch operation, wherein, described Touch operation includes at least one positional information；

Resolution unit 82, for determining the unblock figure that described touch operation is formed, unlocks figure to described Shape carries out feature extraction and obtains encrypted message to be matched, wherein, includes in described encrypted message to be matched At least one unlocks graphic feature and the number of repetition of each unblock graphic feature；

Unlock control unit 83, for described encrypted message to be matched is mated with checking encrypted message, Determine whether to unlock described mobile terminal based on matching result；Wherein, described checking encrypted message comprises There are at least one default graphic feature and the number of repetition of each graphic feature.

Different from previous embodiment being, the present embodiment is carried out triggering the trigger condition performing to solve latching operation Limiting, described mobile terminal also includes:

Fingerprint authentication unit 84, for being mated with target fingerprint information by described finger print information, obtains Matching result；When the described matching result described finger print information of sign is identical with described target fingerprint information, Control to enter unblock to process, and start to detect the touch operation of the touch control unit for described mobile terminal；

Accordingly, described touch detection unit 81, it is additionally operable to detection and obtains finger print information.

Wherein, described touch detection unit 81, be additionally operable to when mobile terminal in a dormant state, i.e. blank screen During state, whether detection touch screen gets touch duration and exceedes the point touching operation of preset duration, If detecting, then get the finger print information of point touching operation.Wherein, described preset duration can be 1 Second.

Resolution unit 82, unlocks figure at least one positional information based on described touch operation composition.

Carry out the feature such as curve, circle in other ways enter it is understood that actual treatment can also be adopted Row extracts, and is not discussed here.

Further, unlock control unit 83, for get default at least one graphic feature, with And the number of repetition of each graphic feature is as checking encrypted message.

Need it is further noted that in the method that provides of the present embodiment the acquisition of target fingerprint information permissible It not one step completed, can be to carry out improving or revising by the execution of repeatedly touch operation, can To carry out piecewise acquisition, it is finally synthesizing fingerprint schemes；Such as, during user's graphing, also Gathering fingerprint, the fingerprint that is possible to prevent of do so is forged, and ensures the information security of user.Concrete, Described mobile terminal also includes:

Fingerprint amending unit 85, for detecting the touch operation of the touch control unit for described mobile terminal Afterwards, at least one finger print information is got based on described touch operation；Based at least one got Finger print information, is modified target fingerprint information.

Accordingly, fingerprint amending unit 85, obtain one for choosing from least one finger print information described Target fingerprint information is modified by individual most complete finger print information.

Described fingerprint amending unit 85, for selecting based on choosing the finger print information obtained from finger print information storehouse Get a finger print information the highest with described finger print information matching degree as target fingerprint information；Extract institute State the characteristic information chosen in the finger print information obtained, believe with described target fingerprint based on described characteristic information The characteristic information of breath contrasts, and obtains at least one feature not to be covered letter in described target fingerprint information Breath, will not comprise described at least one characteristic information add in target fingerprint information.

Further, described unblock control unit 83, for by described encrypted message to be matched at least One unlocks graphic feature and carries out mating with at least one graphic feature in described checking encrypted message To the first matching result；By in described encrypted message to be matched unlock graphic feature number of repetition and The number of repetition of the graphic feature in checking encrypted message carries out coupling and obtains the second matching result；Based on institute State the first matching result and described second matching result, it is determined whether unlock described mobile terminal.

Described unblock control unit 83, for when described first matching result and described second matching result All characterize both identical, it is determined that unlock described mobile terminal, and display for a user main operation interface, or Person displays for a user the operation interface being in when entering screen lock state last time；When described first matching result with And described second matching result all characterize both when differing, determine and do not unlock described mobile terminal.

On the basis of above-described embodiment, the present embodiment provide scheme can also pattern draw after, Drawing path carries out slight preheating of heating, and such operation will can be imprinted on completely referring to of touch screen originally The superficial venule of the index finger being light in colour, destruction.

Concrete, described mobile terminal also includes: temperature adjustment unit 86, for described mobile terminal Temperature parameter be adjusted, by described mobile terminal promote preset temperature value, so that finger print information is carried out Process.Concrete described temperature adjustment unit 86 can touch behaviour determining that touch detection unit completes to obtain The adjustment performing to carry out temperature parameter is controlled after work.

It addition, the scheme that the present embodiment provides can also destroy residual complete finger print on the touchscreen, sliding Move the fingerprint destroyed on screen path of heating after terminating, in terms of information security, can preferably protect The privacy of user and information security.

It should be noted that in this article, term " include ", " comprising " or its any other variant Be intended to comprising of nonexcludability so that include the process of a series of key element, method, article or Person's device not only includes those key elements, but also includes other key elements being not expressly set out, or also Including the key element intrinsic for this process, method, article or device.In the feelings not having more restriction Under condition, statement " including ... " key element limited, it is not excluded that include this key element process, Method, article or device there is also other identical element.

The invention described above embodiment sequence number, just to describing, does not represent the quality of embodiment.

Through the above description of the embodiments, those skilled in the art is it can be understood that arrive above-mentioned Embodiment method can add the mode of required general hardware platform by software and realize, naturally it is also possible to logical Cross hardware, but a lot of in the case of the former is more preferably embodiment.Based on such understanding, the present invention's The part that prior art is contributed by technical scheme the most in other words can be with the form body of software product Revealing to come, this computer software product is stored in a storage medium (such as ROM/RAM, magnetic disc, light Dish) in, including some instructions with so that a station terminal equipment (can be mobile phone, computer, service Device, air-conditioner, or the network equipment etc.) perform the method described in each embodiment of the present invention.

These are only the preferred embodiments of the present invention, not thereby limit the scope of the claims of the present invention, every Utilize equivalent structure or equivalence flow process conversion that description of the invention and accompanying drawing content made, or directly or Connect and be used in other relevant technical fields, be the most in like manner included in the scope of patent protection of the present invention.

Claims

1. an information processing method, is applied to mobile terminal, it is characterised in that described method includes:

Method the most according to claim 1, it is characterised in that described method also includes:

Detection obtains finger print information；

Method the most according to claim 2, it is characterised in that described method also includes:

Method the most according to claim 1, it is characterised in that described by described message in cipher to be matched Cease and mate with checking encrypted message, determine whether to unlock described mobile terminal based on matching result, bag Include:

5. according to the method described in any one of claim 1-4, it is characterised in that described method also includes:

6. a mobile terminal, it is characterised in that described mobile terminal includes:

Mobile terminal the most according to claim 6, it is characterised in that:

Described touch detection unit, is additionally operable to detection and obtains finger print information；

Mobile terminal the most according to claim 7, it is characterised in that described mobile terminal also includes:

Mobile terminal the most according to claim 6, it is characterised in that described unblock control unit, For at least one in described encrypted message to be matched is unlocked graphic feature and described checking message in cipher At least one graphic feature in breath carries out coupling and obtains the first matching result；By described message in cipher to be matched The number of repetition unlocking graphic feature in breath and the number of repetition of the graphic feature in checking encrypted message Carry out coupling and obtain the second matching result；Based on described first matching result and described second matching result, Determine whether to unlock described mobile terminal.

10. according to the mobile terminal described in any one of claim 6-9, it is characterised in that described movement Terminal also includes: