CN106484072B - Fingerprint sensor control method and mobile terminal - Google Patents

Fingerprint sensor control method and mobile terminal Download PDF

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Publication number
CN106484072B
CN106484072B CN201610866610.9A CN201610866610A CN106484072B CN 106484072 B CN106484072 B CN 106484072B CN 201610866610 A CN201610866610 A CN 201610866610A CN 106484072 B CN106484072 B CN 106484072B
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China
Prior art keywords
mobile terminal
fingerprint
fingerprint sensor
sensor
user
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CN106484072A (en
Inventor
张强
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Guangdong Oppo Mobile Telecommunications Corp Ltd
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Guangdong Oppo Mobile Telecommunications Corp Ltd
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Priority to CN201610866610.9A priority Critical patent/CN106484072B/en
Publication of CN106484072A publication Critical patent/CN106484072A/en
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    • GPHYSICS
    • G06COMPUTING; CALCULATING; COUNTING
    • G06FELECTRIC DIGITAL DATA PROCESSING
    • G06F1/00Details not covered by groups G06F3/00 - G06F13/00 and G06F21/00
    • G06F1/26Power supply means, e.g. regulation thereof
    • G06F1/32Means for saving power
    • G06F1/3203Power management, i.e. event-based initiation of a power-saving mode
    • G06F1/3234Power saving characterised by the action undertaken
    • G06F1/3287Power saving characterised by the action undertaken by switching off individual functional units in the computer system
    • GPHYSICS
    • G06COMPUTING; CALCULATING; COUNTING
    • G06FELECTRIC DIGITAL DATA PROCESSING
    • G06F1/00Details not covered by groups G06F3/00 - G06F13/00 and G06F21/00
    • G06F1/26Power supply means, e.g. regulation thereof
    • G06F1/32Means for saving power
    • G06F1/3203Power management, i.e. event-based initiation of a power-saving mode
    • G06F1/3206Monitoring of events, devices or parameters that trigger a change in power modality
    • GPHYSICS
    • G06COMPUTING; CALCULATING; COUNTING
    • G06FELECTRIC DIGITAL DATA PROCESSING
    • G06F21/00Security arrangements for protecting computers, components thereof, programs or data against unauthorised activity
    • G06F21/30Authentication, i.e. establishing the identity or authorisation of security principals
    • G06F21/31User authentication
    • G06F21/32User authentication using biometric data, e.g. fingerprints, iris scans or voiceprints

Abstract

The present invention provides a kind of fingerprint sensor control method and mobile terminal.It is described to be applied to the mobile terminal with fingerprint Identification sensor, comprising: when the mobile terminal is in screen lock state, to have detected whether skin contact to the fingerprint Identification sensor;When detecting the fingerprint Identification sensor of skin contact, the mobile terminal is waken up, and obtains the current tilt angle of the mobile terminal;Judge whether the mobile terminal is in transverse screen state according to the current tilt angle of the mobile terminal, wherein, the fingerprint sensor is more easily accessible to the palm of user when being in vertical screen state compared to the mobile terminal when mobile terminal is in transverse screen state;And when the mobile terminal is in transverse screen state, close the fingerprint sensor.

Description

Fingerprint sensor control method and mobile terminal
Technical field
The present invention relates to fingerprint identification technology fields, and in particular to a kind of fingerprint sensor control method and mobile terminal.
Background technique
Currently, the mobile terminal with fingerprint sensor is widely used, for example, leading on the electronic equipments such as smart phone Fingerprint sensor is often installed.When user wants unlock mobile terminal, place a finger on the fingerprint sensor, the finger Line sensor acquire user finger print information, and by the finger print information of collected user be pre-stored in the pre- of the mobile terminal If finger print information is compared, when the finger print information of user and when being pre-stored in the preset fingerprint information matches of the mobile terminal, The mobile terminal is then unlocked, otherwise, does not unlock the mobile terminal.However, when user uses the mobile terminal, When mobile terminal is in specific placement location, for example, user with mobile phone is hand held when, the whole of the palm of user or Person's a part is easier to touch the fingerprint sensor.At this point, fingerprint sensor then starts, acquired image is carried out Processing e.g. carries out fingerprint comparison etc., will so consume certain electricity.When the palm of user is permanently connected to fingerprint sensing Device, then fingerprint sensor can carry out always fingerprint comparison movement and thereby reduce to increase the consumption of mobile terminal electricity The electricity of mobile terminal uses the time.
Summary of the invention
The present invention provides a kind of fingerprint sensor control methods, applied to the mobile end for having fingerprint Identification sensor End, the fingerprint sensor control method include:
When the mobile terminal is in screen lock state, detect whether skin contact to the fingerprint Identification sensor;
When detecting the fingerprint Identification sensor of skin contact, the mobile terminal is waken up, and described in acquisition The current tilt angle of mobile terminal;
Judge whether the mobile terminal is in transverse screen state according to the current tilt angle of the mobile terminal, wherein The fingerprint sensor more holds when being in vertical screen state compared to the mobile terminal when mobile terminal is in transverse screen state Easily touch the palm of user;And
When the mobile terminal is in transverse screen state, the fingerprint sensor is closed.
Compared to the prior art, fingerprint sensor control method of the invention is sentenced according to the current tilt angle of mobile terminal Whether disconnected mobile terminal out is in transverse screen state, and when mobile terminal is in transverse screen state, the fingerprint sensor is easier to connect The palm of user is contacted, at this point, the fingerprint sensor is closed, so as to avoid the fingerprint sensing of the palm contacts of user at this time Fingerprint sensor starting fingerprint detection link is wasted caused by the electricity of mobile terminal when device.Therefore, fingerprint of the invention passes The electricity that sensor control method can be improved mobile terminal uses the time.
The present invention also provides a kind of mobile terminal, the mobile terminal includes fingerprint Identification sensor, described mobile whole End includes:
Detection unit, for having detected whether skin contact to the finger when the mobile terminal is in screen lock state Line identification sensor;
Acquiring unit, it is described mobile whole for waking up when detecting the fingerprint Identification sensor of skin contact End, and obtain the current tilt angle of the mobile terminal;
Judging unit, for judging whether the mobile terminal is in horizontal according to the current tilt angle of the mobile terminal Screen state, wherein described in when being in vertical screen state compared to the mobile terminal when mobile terminal is in non-transverse screen state Fingerprint sensor is more easily accessible to the palm of user;And
Closing unit, for closing the fingerprint sensor when the mobile terminal is in transverse screen state.
Detailed description of the invention
In order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, to embodiment or will show below There is attached drawing needed in technical description to be briefly described, it should be apparent that, the accompanying drawings in the following description is only this Some embodiments of invention for those of ordinary skill in the art without creative efforts, can be with It obtains other drawings based on these drawings.
Fig. 1 is the flow chart of the fingerprint sensor control method of a better embodiment of the invention.
Fig. 2 is in schematic diagram when transverse screen state for the mobile terminal of a better embodiment of the invention.
Fig. 3 is in schematic diagram when transverse screen state for the mobile terminal of another better embodiment of the present invention.
Fig. 4 is in schematic diagram when vertical screen state for the mobile terminal of a better embodiment of the invention.
Fig. 5 is in schematic diagram when vertical screen state for the mobile terminal of another better embodiment of the present invention.
Fig. 6 is the structural schematic diagram of the mobile terminal of a better embodiment of the invention.
Fig. 7 is the structural schematic diagram of the mobile terminal of another better embodiment of the present invention.
Specific embodiment
Below in conjunction with the attached drawing in embodiment of the present invention, the technical solution in embodiment of the present invention is carried out clear Chu is fully described by.Obviously, described embodiment is a part of embodiment of the invention, rather than whole embodiment party Formula.Based on the embodiment in the present invention, those of ordinary skill in the art are obtained without making creative work The every other embodiment obtained, all should belong to the scope of protection of the invention.
It should be noted that the term used in embodiments of the present invention is only merely for the mesh of description specific embodiment , it is not intended to limit the invention." the one of the embodiment of the present invention and singular used in the attached claims Kind ", " described " and "the" are also intended to including most forms, unless the context clearly indicates other meaning.It is also understood that this Term "and/or" used herein refers to and includes one or more associated any or all possible group for listing project It closes.
Referring to Fig. 1, Fig. 1 is the flow chart of the fingerprint sensor control method of a better embodiment of the invention.It is described Fingerprint sensor control method is applied to the mobile terminal with fingerprint sensor.The mobile terminal include but are not limited to for Smart phone, internet device (Mobile Internet Device, MID), e-book, portable broadcast station (Play Station Portable, PSP) or personal digital assistant (Personal Digital Assistant, PDA) etc. it is portable Electronic equipment.The fingerprint sensor control method includes but are not limited to following steps.
Step S101 has detected whether that skin contact is known to the fingerprint when the mobile terminal is in screen lock state Individual sensor.When having detected skin contact to the fingerprint Identification sensor, S102 is entered step;When skin has been not detected When skin touches the fingerprint Identification sensor, terminate.
Specifically, in the present embodiment, the step S101 includes the following steps.
Step I, when the mobile terminal is in screen lock state, whether the capacitor for detecting the fingerprint sensor becomes Change and detect the lines whether pattern that the fingerprint sensor receives has skin.Due to working as the finger or palm of user When either the distance between other positions of body and the fingerprint sensor are within the scope of pre-determined distance or touch institute When stating fingerprint sensor, the capacitor of fingerprint sensor can change.In addition, the fingerprint sensor can also have pick-up pattern Function therefore whether can change and detect the fingerprint sensing by retrieving the capacitor of the fingerprint sensor Whether the pattern that device receives has the lines of skin to determine whether there is skin contact to the fingerprint sensor.
It is to be appreciated that the lines of skin can be but be not limited only to user fingerprint all or part and use The all or part of the lines of the palm at family.
Step II, when the pattern that the capacitor of the fingerprint sensor changes and the fingerprint sensor receives has skin When the lines of skin, then skin contact is determined with to the fingerprint Identification sensor;Otherwise, then determine no skin contact described in Fingerprint Identification sensor.
Step S102 wakes up the mobile terminal when detecting the fingerprint Identification sensor of skin contact, and Obtain the current tilt angle of the mobile terminal.
Step S103 judges whether the mobile terminal is in transverse screen shape according to the current tilt angle of the mobile terminal State, wherein the fingerprint passes when being in vertical screen state compared to the mobile terminal when mobile terminal is in transverse screen state Sensor is more easily accessible to the palm of user.
The current tilt angle of the mobile terminal is corresponding with mobile terminal state in which, for example, working as mobile terminal When current tilt angle is within the scope of the first predetermined inclination, it is possible to determine that the mobile terminal is in transverse screen state;Work as movement When the current tilt angle of terminal is in the second preset range, it is possible to determine that the mobile terminal is in vertical screen state.
The transverse screen state of the mobile terminal and vertical screen state are introduced below.Referring to Fig. 2, Fig. 2 is this hair The mobile terminal of a bright better embodiment is in schematic diagram when transverse screen state;Fig. 3 is another better embodiment of the present invention Schematic diagram of mobile terminal when being in transverse screen state;Fig. 4 is that the mobile terminal of a better embodiment of the invention is in vertical screen Schematic diagram when state;Fig. 5 is in schematic diagram when vertical screen state for the mobile terminal of another better embodiment of the present invention.Institute Stating mobile terminal 10 includes viewing area 10a and non-display area 10b.The viewing area 10a is for showing picture, text or view Frequency etc..The non-display area 10b is arranged around the viewing area 10a, commonly used in be arranged the mobile terminal 10 cabling, away from From sensor, earpiece and fingerprint sensor 200 etc..The mobile terminal 10 include first at 110, second 120, third side 130 and the 4th side 140.Described first while 110 with described second while 120 be oppositely arranged, the third while 130 with the described 4th while 140 are oppositely arranged, and the third while 130 respectively with described first while 110 and second side 120 intersect, the 4th side 140 respectively with described first while 110 and it is described second while 120 intersect.In the present embodiment, the mobile terminal 10 is rectangular Shape, described first while 110 and it is described second while 120 be respectively the mobile terminal 10 short side, the third side 130 and described 4th side 140 is respectively the long side of the mobile terminal 10.In the present embodiment, the fingerprint sensor 200 is neighbouring described The setting of second side 120.
In the present embodiment, the current tilt angle of the mobile terminal 10 is the first side of the mobile terminal 10 110 and second side 120 and X-axis positive direction angle.For example, the first predetermined inclination range can be [45 °~90 °] (including 45 ° and including 90 °), that is, the first of the mobile terminal 10 120 be with the angle of X-axis positive direction at 110 and second [45 °~90 °].Since the definition of angle is that two straight line intersections constitute four angles, they are two pairs of vertical angles, in order to distinguish this A little angles, one of them of a vertical angles lesser in these two pair vertical angles is called the angle of this two straight lines by we.Angle is big It is less than or equal to 90 ° in being equal to 0 °.Therefore, 120 with X-axis positive direction when the first of the mobile terminal 10 in 110 and second When angle is [45 °~90 °], what the first of the mobile terminal 10 was formed between 120 and X-axis positive direction at 110 and second Angle is [45 °~90 °] or [90 °~135 °] (including 90 ° and including 135 °).When the first side of the mobile terminal 10 110 and second side 120 and X-axis positive direction angle at [45 °~90 °], then determine that the mobile terminal 10 is in transverse screen shape State.At this point, the fingerprint sensor 200 of the mobile terminal 10 is easier the palm of the user contacted rather than finger.Described second Predetermined inclination range can be [0 °~45 °) (including 0 °, but do not include 45 °), that is, the first side 110 of the mobile terminal 10 And second side 120 and X-axis positive direction angle be [0 °~45 °).Therefore, when the first side 110 of the mobile terminal 10 and The angle of two sides 120 and X-axis positive direction be [0 °~45 °) when, the 120 and X at 110 and second of the first of the mobile terminal 10 The angle formed between axis positive direction is [0 °~45 °) or (135 °~180 °] (do not include 135 ° but including 180 °).Work as institute State the first of mobile terminal 10 at 110 and second 120 with the angle of X-axis positive direction [0 °~45 °) when, then determine the shifting Dynamic terminal 10 is in vertical screen state.At this point, the fingerprint sensor 200 of the mobile terminal 10 is easier the finger of the user contacted Rather than palm.
When judging that the mobile terminal is in transverse screen state according to the current tilt angle of the mobile terminal, enter Step S104;When judging that the mobile terminal is in vertical screen state according to the current tilt angle of the mobile terminal, into Enter step S106.
Step S104 closes the fingerprint sensor when the mobile terminal is in transverse screen state.
Step S105 stops when the fingerprint sensor receives the finger print information of user to the user's received Finger print information and the preset fingerprint information of mobile terminal storage carry out matching treatment, wherein the preset fingerprint information is used In the unlock mobile terminal.
Step S106 opens the fingerprint sensor when the mobile terminal is in vertical screen state.
Step S107, when the fingerprint sensor receives the finger print information of user, by the fingerprint of the user received Information and the preset fingerprint information of mobile terminal storage are compared, wherein the preset fingerprint information is for unlocking institute State mobile terminal.When the preset fingerprint information matches that the finger print information of the user received and the mobile terminal store, into Enter step S108;When the preset fingerprint information that the finger print information of the user received and the mobile terminal store mismatches, Enter step S109.
Step S108 unlocks the shifting when the finger print information of the user received and the preset fingerprint information matches Dynamic terminal.
Step S109 does not unlock institute when the finger print information of the user received and preset fingerprint information mismatch State mobile terminal.
Compared to the prior art, fingerprint sensor control method of the invention is sentenced according to the current tilt angle of mobile terminal Whether disconnected mobile terminal out is in transverse screen state, and when mobile terminal is in transverse screen state, the fingerprint sensor is easier to connect The palm of user is contacted, at this point, the fingerprint sensor is closed, so as to avoid the fingerprint sensing of the palm contacts of user at this time Fingerprint sensor starting fingerprint detection link is wasted caused by the electricity of mobile terminal when device.Therefore, fingerprint of the invention passes The electricity that sensor control method can be improved mobile terminal uses the time.
It is above-mentioned to illustrate the method for the embodiment of the present invention, following for convenient for better implementing the embodiment of the present invention Correspondingly the mobile terminal of the embodiment of the present invention is provided below in above scheme.Below with reference to fingerprint sensing described above Mobile terminal of the invention is introduced in device control method.Referring to Fig. 6, Fig. 6 is the shifting of a better embodiment of the invention The structural schematic diagram of dynamic terminal.The mobile terminal includes but are not limited to as smart phone, internet device, e-book, just Take the portable electronic devices such as formula broadcast station or personal digital assistant.
The mobile terminal 50 includes fingerprint sensor, and the position of the fingerprint sensor can participate in the description of front. The mobile terminal 50 further includes but is not limited only to detection unit 510, acquiring unit 520, judging unit 530, closing unit 540, opening unit 550, comparing unit 560, unlocking unit 570 and abort unit 580.The function of each unit is carried out below detailed It is thin to introduce.
The detection unit 510, for having detected whether skin contact when the mobile terminal 50 is in screen lock state To the fingerprint sensor.
In one embodiment, the detection unit 510 includes following subelement.
Detection sub-unit 511, for detecting the fingerprint sensor when the mobile terminal 50 is in screen lock state Whether capacitor changes and detects the lines whether pattern that the fingerprint sensor receives has skin.
Determine subelement 512, changes for the capacitor when the fingerprint sensor and the fingerprint sensor receives To pattern have the lines of skin when, then be determined with skin contact to the fingerprint sensor;Otherwise, then determine that no skin connects Contact the fingerprint sensor.
The acquiring unit 520, for waking up the movement when detecting the fingerprint sensor of skin contact Terminal 50, and obtain the current tilt angle of the mobile terminal 50.
The judging unit 530, for judging the mobile terminal according to the current tilt angle of the mobile terminal 50 Whether 50 be in transverse screen state, wherein is in when the mobile terminal 50 is in transverse screen state compared to the mobile terminal 50 The fingerprint sensor is more easily accessible to the palm of user when vertical screen state.
The closing unit 540, for closing the fingerprint sensing when the mobile terminal 50 is in transverse screen state Device.
The mobile terminal 50 further includes with lower unit.
The opening unit 550, for opening the fingerprint sensing when the mobile terminal 50 is in vertical screen state Device.
The comparing unit 560 is used for when the fingerprint sensor is opened, when the fingerprint sensor receives user Finger print information when, the preset fingerprint information that the finger print information of the user received and the mobile terminal 50 store is compared It is right, wherein the preset fingerprint information is for unlocking the mobile terminal 50.
The unlocking unit 570, when the finger print information of the user received and the preset fingerprint information matches, unlock The mobile terminal 50.
The abort unit 580 is used for when the fingerprint sensor is closed, when the fingerprint sensor receives user Finger print information when, stop to the preset fingerprint information of the finger print information and the mobile terminal 50 of the user received storage into Row matching treatment, wherein the preset fingerprint information is for unlocking the mobile terminal 50.
Fig. 7 is referred to, Fig. 7 is the structural schematic diagram of the mobile terminal of another better embodiment of the present invention.The movement Terminal 70 may include: fingerprint sensor 70a, at least one processor 701, such as central processing unit (central Processing unit, CPU), at least one network interface 704, user interface 703, memory 705, at least one communication is always Line 702 and display screen 706.Wherein, communication bus 702 is for realizing the connection communication between these components.Wherein, Yong Hujie Mouthfuls 703 may include display screen (Display) 706, and optional user interface 703 can also include the wireline interface, wireless of standard Interface.Communication interface 704 optionally may include the wireline interface (such as data line interface, cable interface) of standard, wirelessly connect Mouth (such as WI-FI interface, blue tooth interface, near-field communication interface).Memory 705 can be high-speed random access memory (random access memory, RAM) is also possible to non-labile memory (non-volatile memory), such as At least one magnetic disk storage.Memory 705 optionally can also be that at least one is located remotely from the storage of aforementioned processor 701 Device.As shown in fig. 7, as may include operating system, network communication mould in a kind of memory 705 of computer storage medium Block, Subscriber Interface Module SIM and fingerprint sensor control program.
In mobile terminal 70 shown in Fig. 7, processor 701 can be used for that the fingerprint stored in memory 705 is called to pass Sensor controls program, and executes following operation:
When the mobile terminal is in screen lock state, detect whether skin contact to the fingerprint Identification sensor.
When detecting the fingerprint Identification sensor of skin contact, the mobile terminal is waken up, and described in acquisition The current tilt angle of mobile terminal.
Judge whether the mobile terminal is in transverse screen state according to the current tilt angle of the mobile terminal, wherein The fingerprint sensor more holds when being in vertical screen state compared to the mobile terminal when mobile terminal is in transverse screen state Easily touch the palm of user.
When the mobile terminal is in transverse screen state, the fingerprint sensor is closed.
When the sensor is closed, when the fingerprint sensor receives the finger print information of user, stop docking The finger print information of the user received and the preset fingerprint information of mobile terminal storage carry out matching treatment, wherein described pre- If finger print information is for unlocking the mobile terminal.
When the mobile terminal is in vertical screen state, the fingerprint sensor is opened.
When the fingerprint sensor is turned on, when the fingerprint sensor receives the finger print information of user, will connect The finger print information of the user received and the preset fingerprint information of mobile terminal storage are compared, wherein the default finger Line information is for unlocking the mobile terminal.
When the finger print information of the user received and the preset fingerprint information matches, the mobile terminal is unlocked.
When the finger print information of the user received and the preset fingerprint information mismatch, do not unlock described mobile whole End.
Specifically, in the present embodiment, when the mobile terminal is in screen lock state, skin contact has been detected whether Include: to the fingerprint Identification sensor.
When the mobile terminal is in screen lock state, the capacitor for detecting the fingerprint sensor whether change and Detect the lines whether pattern that the fingerprint sensor receives has skin.Due to the finger or palm or body as user When the distance between other positions of body and the fingerprint sensor are within the scope of pre-determined distance or touch the fingerprint When sensor, the capacitor of fingerprint sensor can change.In addition, the fingerprint sensor can also have the function of pick-up pattern Can, therefore, it can be connect by the way that whether the capacitor of the retrieval fingerprint sensor changes and detect the fingerprint sensor Whether the pattern received has the lines of skin to determine whether there is skin contact to the fingerprint sensor.
It is to be appreciated that the lines of skin can be but be not limited only to user fingerprint all or part and use The all or part of the lines of the palm at family.
When the pattern that the capacitor of the fingerprint sensor changes and the fingerprint sensor receives has the line of skin Lu Shi is then determined with skin contact to the fingerprint Identification sensor;Otherwise, then determine that no skin contact is known to the fingerprint Individual sensor.
Those of ordinary skill in the art will appreciate that realizing all or part of the process in above-described embodiment method, being can be with Relevant hardware is instructed to complete by computer program, offline mode opening program can be stored in one and computer-readable deposit In storage media, the program is when being executed, it may include such as the process of the embodiment of above-mentioned each method.Wherein, storage medium can be Magnetic disk, CD, read-only memory (Read-Only Memory, ROM) or random access memory (Random Access Memory, RAM) etc..
Above disclosed is only the one or more preferred embodiments of the present invention, specific case pair used herein The principle of the present invention and embodiment are expounded, method of the invention that the above embodiments are only used to help understand And its core concept;At the same time, for those skilled in the art, according to the thought of the present invention, in specific embodiment and There will be changes in application range, in conclusion the contents of this specification are not to be construed as limiting the invention.

Claims (10)

1. a kind of fingerprint sensor control method, applied to the mobile terminal for having fingerprint Identification sensor, which is characterized in that institute Stating fingerprint sensor control method includes:
When the mobile terminal is in screen lock state, detect whether skin contact to the fingerprint Identification sensor;
When detecting the fingerprint Identification sensor of skin contact, the mobile terminal is waken up, and obtains the movement The current tilt angle of terminal;
Judge whether the mobile terminal is in transverse screen state according to the current tilt angle of the mobile terminal, wherein described The fingerprint sensor is easier to connect when being in vertical screen state compared to the mobile terminal when mobile terminal is in transverse screen state Contact the palm of user;And
When the mobile terminal is in transverse screen state, the fingerprint sensor is closed.
2. fingerprint sensor control method as described in claim 1, which is characterized in that the fingerprint sensor control method is also Include:
When the mobile terminal is in vertical screen state, the fingerprint sensor is opened.
3. fingerprint sensor control method as claimed in claim 2, which is characterized in that in the step " when described mobile whole When end is in vertical screen state, the fingerprint sensor is opened " after, the fingerprint sensor control method further include:
When the fingerprint sensor receives the finger print information of user, by the finger print information of the user received and the movement The preset fingerprint information of terminal storage is compared, wherein the preset fingerprint information is for unlocking the mobile terminal;
When the finger print information of the user received and the preset fingerprint information matches, the mobile terminal is unlocked.
4. fingerprint sensor control method as described in claim 1, which is characterized in that the step is " when the mobile terminal When in screen lock state, detect whether skin contact to the fingerprint Identification sensor " include:
When the mobile terminal is in screen lock state, whether the capacitor for detecting the fingerprint sensor changes and detects Whether the pattern that the fingerprint sensor receives has the lines of skin;
When the pattern that the capacitor of the fingerprint sensor changes and the fingerprint sensor receives has the lines of skin, Skin contact is then determined with to the fingerprint Identification sensor;Otherwise, then determine that no skin contact is passed to the fingerprint recognition Sensor.
5. fingerprint sensor control method as described in claim 1, which is characterized in that in the step " when described mobile whole When end is in transverse screen state, the fingerprint sensor is closed " after, the fingerprint sensor control method further include:
When the fingerprint sensor receives the finger print information of user, stop to the finger print information of the user received and described The preset fingerprint information of mobile terminal storage carries out matching treatment, wherein the preset fingerprint information is for unlocking the movement Terminal.
6. a kind of mobile terminal, the mobile terminal includes fingerprint Identification sensor, which is characterized in that the mobile terminal packet It includes:
Detection unit, for having detected whether that skin contact is known to the fingerprint when the mobile terminal is in screen lock state Individual sensor;
Acquiring unit, for when detecting the fingerprint Identification sensor of skin contact, waking up the mobile terminal, and Obtain the current tilt angle of the mobile terminal;
Judging unit, for judging whether the mobile terminal is in transverse screen shape according to the current tilt angle of the mobile terminal State, wherein the fingerprint passes when being in vertical screen state compared to the mobile terminal when mobile terminal is in transverse screen state Sensor is more easily accessible to the palm of user;And
Closing unit, for closing the fingerprint sensor when the mobile terminal is in transverse screen state.
7. mobile terminal as claimed in claim 6, which is characterized in that the mobile terminal further include:
Opening unit, for opening the fingerprint sensor when the mobile terminal is in vertical screen state.
8. mobile terminal as claimed in claim 7, which is characterized in that the mobile terminal further include:
Comparing unit is used for when the fingerprint sensor is opened, when the fingerprint sensor receives the finger print information of user When, the preset fingerprint information that the finger print information of the user received and the mobile terminal store is compared, wherein described Preset fingerprint information is for unlocking the mobile terminal;And
Unlocking unit unlocks described mobile whole when the finger print information of the user received and the preset fingerprint information matches End.
9. mobile terminal as claimed in claim 6, which is characterized in that the detection unit includes:
Detection sub-unit, for when the mobile terminal is in screen lock state, detect the fingerprint sensor capacitor whether Change and detect the lines whether pattern that the fingerprint sensor receives has skin;And
Determine subelement, the pattern that the capacitor for working as the fingerprint sensor changes and the fingerprint sensor receives When having the lines of skin, then skin contact is determined with to the fingerprint Identification sensor;Otherwise, then determine that no skin contact arrives The fingerprint Identification sensor.
10. mobile terminal as claimed in claim 6, which is characterized in that the mobile terminal further include:
Abort unit is used for when the fingerprint sensor is closed, when the fingerprint sensor receives the finger print information of user When, stop carrying out matching treatment to the preset fingerprint information that the finger print information of the user received and the mobile terminal store, Wherein, the preset fingerprint information is for unlocking the mobile terminal.
CN201610866610.9A 2016-09-29 2016-09-29 Fingerprint sensor control method and mobile terminal Active CN106484072B (en)

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CN105843358A (en) * 2016-03-18 2016-08-10 广东欧珀移动通信有限公司 Information processing method and terminal
CN105912905A (en) * 2016-04-11 2016-08-31 广东欧珀移动通信有限公司 Fingerprint unlocking method and terminal
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