CN104284004A - Screen unlocking method and mobile terminal - Google Patents
Screen unlocking method and mobile terminal Download PDFInfo
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- CN104284004A CN104284004A CN201310274541.9A CN201310274541A CN104284004A CN 104284004 A CN104284004 A CN 104284004A CN 201310274541 A CN201310274541 A CN 201310274541A CN 104284004 A CN104284004 A CN 104284004A
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- mobile terminal
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- described mobile
- unlock
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06V—IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
- G06V10/00—Arrangements for image or video recognition or understanding
- G06V10/10—Image acquisition
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06V—IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
- G06V10/00—Arrangements for image or video recognition or understanding
- G06V10/10—Image acquisition
- G06V10/17—Image acquisition using hand-held instruments
Abstract
The embodiment of the invention discloses a screen unlocking method and a mobile terminal. The screen unlocking method comprises the steps that when being in a locked state, a mobile terminal detects whether triggering conditions for starting a camera are met through a sensor; if yes, the mobile terminal starts the camera and detects whether characteristics according with an unlocking strategy exist in a shooting area; if the characteristics according with the unlocking strategy exist, the mobile terminal executes an unlocking operation. The invention further provides the mobile terminal. By means of the screen unlocking method and the mobile terminal, when a user plans to use the mobile terminal, the user can achieve unlocking without pressing any physical key of the mobile terminal, and the unlocking method is simple and visual.
Description
Technical field
The embodiment of the present invention relates to the communications field, particularly relates to a kind of screen unlock method and mobile terminal.
Background technology
At present, mainly by certain physical button pressing mobile terminal, screen is lighted to the mode that the screen of mobile terminal unlocks, recycle the gesture operation touch-screen of specifying to realize, such as, after button lights the touch-screen of mobile terminal, by the skid on touch-screen to assigned address.
After above-mentioned unlocking manner needs user to pick up mobile terminal, carry out certain operation to mobile terminal, certain physical button as pressed mobile terminal could unlock, and releasing process is complicated, and unlocking manner is not directly perceived.
Summary of the invention
Embodiments provide a kind of screen unlock method and mobile terminal, make releasing process simple, intuitive.
The screen unlock method that embodiment of the present invention first aspect provides, comprising: when mobile terminal is in the lock state, and described mobile terminal detects whether meet the trigger condition starting camera by transducer;
If meet, then described mobile terminal starts camera, and detects in shooting area the feature whether existing and meet and unlock strategy;
If exist, then described mobile terminal performs unlocking screen operation.
In conjunction with the first aspect of the embodiment of the present invention, in the first execution mode of the first aspect of the embodiment of the present invention, described mobile terminal detects by transducer the trigger condition whether meeting startup camera and comprises: described mobile terminal utilizes acceleration transducer to detect the acceleration of described mobile terminal;
When the acceleration of described mobile terminal exceedes first threshold, described mobile terminal is determined to meet the trigger condition starting camera.
In conjunction with the first aspect of the embodiment of the present invention, in the second execution mode of the first aspect of the embodiment of the present invention, described mobile terminal is detected by transducer and whether meets the trigger condition starting camera and comprises: described mobile terminal utilizes range sensor to detect distance between described mobile terminal screen and opposite object;
When described distance is greater than Second Threshold, mobile terminal is determined to meet the trigger condition starting camera.
In conjunction with the first aspect of the embodiment of the present invention, in the third execution mode of the first aspect of the embodiment of the present invention, described mobile terminal detects by transducer the trigger condition whether meeting startup camera and comprises: described mobile terminal utilizes acceleration transducer to detect the acceleration of described mobile terminal;
When the acceleration of described mobile terminal exceedes first threshold, described mobile terminal starts range sensor;
Described mobile terminal utilizes described range sensor to detect distance between described mobile terminal screen and opposite object;
When described distance is greater than Second Threshold, mobile terminal is determined to meet the trigger condition starting camera.
In conjunction with the first aspect of the embodiment of the present invention, in the 4th kind of execution mode of the first aspect of the embodiment of the present invention, described in meet unlock strategy feature be face or user's gesture.
In conjunction with the first aspect of the embodiment of the present invention, or the first execution mode of first aspect, or the second execution mode of first aspect, or the third execution mode of first aspect, or the 4th of first aspect the kind of execution mode, in the 5th kind of execution mode of the first aspect of the embodiment of the present invention, described mobile terminal also comprises after performing unlocking screen operation: described mobile terminal period ground detects in described shooting area whether also meet the feature unlocking strategy described in existence;
If meet the feature unlocking strategy described in can't detect in very first time interval, then described mobile terminal closes screen, enters pre-locked state, and continues to detect the feature whether having within second time interval and meet and unlock strategy;
If have, then described mobile terminal switches to released state from pre-locked state;
If no, then described mobile terminal switches to lock-out state from pre-locked state.
The second aspect of the embodiment of the present invention provides a kind of mobile terminal, and described mobile terminal comprises: trigger condition detection module, for when mobile terminal is in the lock state, detects whether meet the trigger condition starting camera by transducer;
Unlock feature detection module, for when the trigger condition of satisfied startup camera, starts camera, and detects in shooting area the feature whether existing and meet and unlock strategy;
Unlocking Executive Module, for when the feature existing and meet unblock strategy being detected in described shooting area, performing unlocking screen operation.
In conjunction with the second aspect of the embodiment of the present invention, in the first execution mode of the second aspect of the embodiment of the present invention, described trigger condition detection module comprises:
Acceleration transducer, for detecting the acceleration of described mobile terminal;
First determination module, for when the acceleration of described mobile terminal exceedes first threshold, determines to meet the trigger condition starting camera.
In conjunction with the second aspect of the embodiment of the present invention, in the second execution mode of the second aspect of the embodiment of the present invention, described trigger condition detection module comprises:
Range sensor, for detecting the distance between described mobile terminal screen and opposite object;
Second determination module, when being greater than Second Threshold for described distance, determines to meet the trigger condition starting camera.
In conjunction with the second aspect of the embodiment of the present invention, in the third execution mode of the second aspect of the embodiment of the present invention, described trigger condition detection module comprises:
Acceleration transducer, for detecting the acceleration of described mobile terminal;
Start control module, for when the acceleration of described mobile terminal exceedes first threshold, start range sensor;
Described range sensor, for detecting the distance between described mobile terminal screen and opposite object;
3rd determination module, when being greater than Second Threshold for described distance, determines to meet the trigger condition starting camera.
In conjunction with the second aspect of the embodiment of the present invention, in the 4th kind of execution mode of the second aspect of the embodiment of the present invention, described in meet unlock strategy feature be face or user's gesture.
In conjunction with the second aspect of the embodiment of the present invention, or the first execution mode of second aspect, or the second execution mode of second aspect, or the third execution mode of second aspect, or the 4th of second aspect the kind of execution mode, in the 5th kind of execution mode of the second aspect of the embodiment of the present invention, described unlock feature detection module also for: described mobile terminal be in released state periodically to detect in described shooting area whether also exist described in meet the feature unlocking strategy; Described mobile terminal also comprises:
Pre-locked module, during for meeting the feature unlocking strategy described in can't detect in very first time interval, close the screen of described mobile terminal, enter pre-locked state, and trigger described unlock feature detection module continue detect whether have in described shooting area within second time interval meet unlock strategy feature;
Unlock submodule, for have in shooting area described within second time interval meet unlock strategy feature time, described mobile terminal is switched to released state from pre-locked state;
Locking submodule, during for not meeting the feature unlocking strategy in shooting area described within second time interval, switches to lock-out state by described mobile terminal from pre-locked state.
As can be seen from the above technical solutions, the embodiment of the present invention has the following advantages:
In embodiments of the present invention, when mobile terminal is in the lock state, mobile terminal detects whether meet the trigger condition starting camera by transducer, if meet, then start camera, and detect in shooting area the feature whether existing and meet and unlock strategy, if exist, then perform unlocking screen operation.Compared with existing unlock method, the embodiment of the present invention detects by being in the lock state the lower transducer that utilizes at mobile terminal the trigger condition whether meeting startup camera voluntarily, and perform unlocking operation when the feature having and meet and unlock strategy being detected in shooting area, releasing process does not need user deliberately to carry out the operation such as button, click on mobile terminals, releasing process is carrying out unconsciously, unlocking manner simple, intuitive.
Accompanying drawing explanation
Fig. 1 is screen unlock method embodiment schematic diagram in the embodiment of the present invention;
Fig. 2 is another embodiment schematic diagram of screen unlock method in the embodiment of the present invention;
Fig. 3 is mobile terminal embodiment schematic diagram in the embodiment of the present invention;
Fig. 4 is another embodiment schematic diagram of mobile terminal in the embodiment of the present invention;
Fig. 5 is another embodiment schematic diagram of mobile terminal in the embodiment of the present invention.
Embodiment
Embodiments provide a kind of screen unlock method and mobile terminal, can realize unlocking screen to simple, intuitive.
Refer to Fig. 1, in the embodiment of the present invention, screen unlock method embodiment comprises:
101, when mobile terminal is in the lock state, mobile terminal detects whether meet the trigger condition starting camera by transducer;
Mobile terminal herein can be the portable terminal such as mobile phone, panel computer.When mobile terminal is not used, such as to be placed in desk, pocket or bag when being in the lock state, the transducer of the low-power consumption that mobile terminal is built-in runs all the time, and mobile terminal utilizes built-in transducer to detect the whether satisfied trigger condition starting camera of self current state.
It should be noted that, this sentences transducer, and to be built in mobile terminal be example, be understandable that, in actual applications, mobile terminal can also otherwise be arranged in pairs or groups with transducer, such as, transducer is bundled in mobile terminal outside, specifically do not limit herein, be only described to be set to example in transducer.
If 102 meet, then mobile terminal starts camera;
When transducer detects that the current situation of mobile terminal meets the trigger condition starting camera, mobile terminal starts front-facing camera and takes.
103, the feature whether existing in shooting area and meet and unlock strategy is detected;
Mobile terminal can accept the feature meeting unblock strategy that user presets, and after camera startup is taken, whether mobile terminal detects in shooting area to exist to meet and unlock tactful feature.
If 104 exist, then mobile terminal performs unlocking screen operation.
When mobile terminal detects in shooting area the feature existing and meet unblock strategy, removing screen locking.
In the present embodiment, when mobile terminal is in the lock state, mobile terminal detects whether meet the trigger condition starting camera by transducer, if meet, then start camera, and detect in shooting area the feature whether existing and meet and unlock strategy, if exist, then perform unlocking screen operation.Compared with existing unlock method, the present embodiment detects by being in the lock state the lower transducer that utilizes at mobile terminal the trigger condition whether meeting startup camera voluntarily, and perform unlocking operation when the feature having and meet and unlock strategy being detected in shooting area, user is not needed deliberately to carry out the operation such as button, click on mobile terminals in releasing process, releasing process is carrying out unconsciously, unlocking manner simple, intuitive.
For ease of understanding, be described screen unlock method in the embodiment of the present invention with a specific embodiment below, refer to Fig. 2, in the embodiment of the present invention, another embodiment of screen unlock method comprises:
201, when mobile terminal is in the lock state, mobile terminal utilizes acceleration transducer to detect the acceleration of self;
Mobile terminal herein can be the portable terminal such as mobile phone, panel computer.When mobile terminal is not used, such as to be placed in desk, pocket or bag when being in the lock state, the acceleration transducer of the low-power consumption that mobile terminal is built-in runs all the time, and mobile terminal utilizes built-in acceleration transducer to detect self current suffered acceleration.Only be built in mobile terminal for acceleration transducer herein, in practical application, the collocation mode of acceleration transducer and mobile terminal can be determined as required.
202, judge whether acceleration exceedes first threshold, if exceed, then perform step 203, if be no more than, then perform step 208;
When mobile terminal dispatches from the factory, can pre-set a suitable acceleration rate threshold by manufacturer, user can revise this threshold value as required, represents set acceleration rate threshold herein by first threshold.When the acceleration that mobile terminal is subject to instantaneously exceedes first threshold, then think that mobile terminal may be picked up by user to prepare to use, mobile terminal can receive the first threshold that user pre-sets, and the acceleration that the mobile terminal that degree of will speed up transducer detects is current and the first threshold that user pre-sets compare to judge whether the current acceleration of mobile terminal exceedes first threshold.
203, the distance between range sensor detection mobile terminal screen and opposite object is started;
When mobile terminal utilizes acceleration transducer to detect that self current acceleration exceedes first threshold, can think that mobile terminal is likely picked up by user and prepare to use, be also likely that mobile terminal to be placed in pocket or bag caused by user rocks when walking.In order to confirm currently to carry out unlocking screen the need of to mobile terminal further, mobile terminal can start range sensor and detect distance between mobile terminal screen and opposite object.
Whether the distance 204, detected by judgement is greater than Second Threshold, if be greater than, then performs step 205, otherwise performs step 208;
When mobile terminal dispatches from the factory, can pre-set a suitable distance threshold by manufacturer, user can revise this threshold value as required, represents set distance threshold herein with Second Threshold.When the distance that range sensor detects between mobile terminal screen and opposite object is greater than Second Threshold, then think that the situation residing for current mobile terminal is applicable to unlocking, otherwise, then think that the current residing situation of mobile terminal is not suitable for unlocking.
Such as, mobile terminal is placed in the pocket of user, when user starts walking, mobile terminal receives a very large acceleration instantaneously, exceed the first threshold preset, now trigger the detection of range sensor, and range sensor detects that the distance between mobile terminal screen and opposite object is very little, this distance does not exceed default Second Threshold, the Second Threshold such as preset is 5cm, and the distance that range sensor detects only has 1cm or 2cm, illustrate that mobile terminal may just to be rocked in user's pocket, do not leave pocket, situation now residing for mobile terminal will be judged as and be not suitable for carrying out unlocking screen, otherwise, if range sensor detects that the spacing of mobile terminal screen and opposite object exceedes Second Threshold, then think that the situation now residing for mobile terminal is applicable to carrying out unlocking screen, now mobile terminal is likely picked up by user, have left the pocket of user.Corresponding, the distance that range sensor detects may be the distance between mobile terminal screen and certain position of user's body faced.
It should be noted that, above-mentioned steps 201 to 204 utilizes acceleration transducer and range sensor to arrange in pairs or groups to detect whether meet the trigger condition starting camera, in actual applications, also can be used alone acceleration transducer or the detection that is used alone range sensor judges whether to meet the trigger condition starting camera, namely when utilizing acceleration transducer to detect that the acceleration of mobile terminal exceedes first threshold, then determine to meet the trigger condition starting camera, or when the distance detecting between mobile terminal screen and opposite object when utilizing range sensor is greater than Second Threshold, then determine to meet the trigger condition starting camera.
205, start camera to take;
When the distance that range sensor detects between mobile terminal screen and opposite object is greater than Second Threshold, then think that the situation residing for current mobile terminal is applicable to unlocking, but need on earth to unlock, also need further to judge, now, mobile terminal starts front-facing camera, takes the region of screen periphery, to determine that active user is the need of use mobile terminal.
206, judge whether to exist in shooting area the feature meeting and unlock strategy, if exist, then perform step 207, if do not exist, then perform step 208;
The main purpose of this step is the intention judging user, if such as mobile terminal just takes out by user from pocket, do not intend to use, then mobile terminal will can't detect the feature meeting and unlock strategy, when only having user to be taken out from pocket by mobile terminal and intend to use, mobile terminal just can detect the feature meeting and unlock strategy.
The above-mentioned feature unlocking strategy that meets can be arranged according to the needs of user, and the face such as arranged in shooting area is meet the feature unlocking strategy.In the present embodiment, in order to convenient for unlocking, can not do recognition of face, namely not limiting face is certain specific face, as long as the face on common meaning.If it is face that setting meets the feature unlocking strategy, then the mobile terminal of taking-up directly sets before can meet in camera watch region to have to meet and unlocks tactful feature by user.
The above-mentioned feature unlocking strategy that meets can also be set to the gesture of user, such as, can be set as that user represents the gesture of OK, triumph, or the finger of user or palm slip high up in the air from left to right.If be the gesture of user by unblock strategy setting, then, after needing user to pick up mobile terminal, make default gesture facing to mobile terminal.
Mobile terminal judges whether there is such as face in front-facing camera shooting area, and the gesture of user etc. meet the feature unlocking strategy, if having, then performs step 207, if do not have, then performs step 208.
207, mobile terminal carries out unlocking screen operation;
When there being the feature meeting and unlock strategy in the shooting area that mobile terminal detects front-facing camera, then judge that now user needs to use mobile terminal, performs unlocking screen operation.
208, mobile terminal keeps screen locking;
When mobile terminal detects that acceleration does not exceed first threshold, or detect that the distance between mobile terminal screen and opposite object is less than Second Threshold, or when not meeting the feature unlocking strategy in shooting area front-facing camera being detected, all will keep screen locking.
209, detect and judge that whether meet the feature unlocking strategy in very first time interval also exists, if exist, then performs step 207, if do not exist, then performing step 210;
When mobile terminal is in released state, whether mobile terminal also also exists periodically detecting in shooting area the feature meeting unblock strategy.Such as, when arrange to meet the feature unlocking strategy be face time, whether mobile terminal also has face by the shooting area periodically detecting front-facing camera, if have, then user is described also at use mobile terminal, screen is remained on released state, if no, then perform step 210.
210, pre-locked state is entered;
When mobile terminal can't detect in the very first time interval face etc. meet unlock strategy feature time, then think that user temporarily may not use mobile terminal, then mobile terminal screen is closed, enter pre-locked state, and continue to detect the feature whether having face etc. to meet unblock strategy within second time interval in shooting area.Second interval greater than very first time interval herein, and such as, can arrange the very first time is spaced apart two seconds, and second time interval was one minute.
211, judge that whether meet the feature unlocking strategy in second time interval also exists, if exist, then performs step 207, if do not exist, then perform step 208.
After mobile terminal enters pre-locked state, whether mobile terminal continues to meet the feature unlocking strategy in detection second time interval exists, if exist, then perform step 207, mobile terminal is switched to released state from pre-locked state, if do not exist, then perform step 208, mobile terminal is switched to lock-out state from pre-locked state.
In the present embodiment, when mobile terminal is in the lock state, mobile terminal coordinates to detect whether meet the trigger condition starting camera by acceleration transducer and range sensor, if meet, then start camera, and detect in shooting area the feature whether existing and meet and unlock strategy, if exist, then perform unlocking screen operation, and under screen is in released state, continue to detect, when can't detect the feature meeting and unlock strategy in the time interval of presetting, by screen locking, avoid unnecessary electric quantity consumption.Compared with existing unlock method, the present embodiment by be in the lock state at mobile terminal lower utilize acceleration transducer and range sensor coordinate to detect voluntarily whether meet the trigger condition starting camera, and unlocking screen operation is performed when the feature having and meet and unlock strategy being detected in shooting area, when user wants to use mobile terminal, pick up mobile terminal can realize unlocking, do not need before unblock deliberately to carry out the operation such as button, click on mobile terminals, releasing process is carrying out unconsciously, unlocking manner simple, intuitive.
Be described the mobile terminal in the embodiment of the present invention below, refer to Fig. 3, the embodiment of the mobile terminal in the embodiment of the present invention comprises:
Trigger condition detection module 301, for when mobile terminal is in the lock state, detects whether meet the trigger condition starting camera by transducer;
Unlock feature detection module 302, for when the trigger condition of satisfied startup camera, starts camera, and detects in shooting area the feature whether existing and meet and unlock strategy;
Unlocking Executive Module 303, during for there is the feature meeting and unlock strategy in shooting area, performing unlocking screen operation.
For ease of understanding, with an application scenarios, the interactive mode between each module of mobile terminal in the present embodiment is described below:
When mobile terminal is not used, such as to be placed in desk, pocket or bag when being in the lock state, the transducer of the low-power consumption that mobile terminal is built-in runs all the time, and trigger condition detection module 301 utilizes transducer to detect the whether satisfied trigger condition starting camera of the current state of mobile terminal.
If meet, then trigger unlock feature detection module 302, start camera, and detect in shooting area the feature whether existing and meet and unlock strategy.Unlock feature detection module 302 can accept the feature meeting unblock strategy that user presets, and after camera startup is taken, unlock feature detection module 302 detects the feature whether existing and meet and unlock strategy in shooting area.
If exist, then trigger and unlock Executive Module 303, removing screen locking.
In the present embodiment, when mobile terminal is in the lock state, trigger condition detection module detects whether meet the trigger condition starting camera by transducer, if meet, then start camera by unlock feature detection module, and detect in shooting area the feature whether existing and meet and unlock strategy, if exist, then trigger unblock Executive Module and perform unlocking screen operation.Compared with existing unlock method, the unlock method of the present embodiment, does not need user deliberately to carry out the operation such as button, click on mobile terminals, and releasing process is carrying out unconsciously, unlocking manner simple, intuitive.
For the ease of understanding, be described the mobile terminal in the embodiment of the present invention with a specific embodiment below, refer to Fig. 4, in the embodiment of the present invention, another embodiment of mobile terminal comprises:
Trigger condition detection module 401, for when mobile terminal is in the lock state, detects whether meet the trigger condition starting camera by transducer;
Unlock feature detection module 402, for when the trigger condition of satisfied startup camera, starts camera, and detects in shooting area the feature whether existing and meet and unlock strategy;
Unlocking Executive Module 403, during for there is the feature meeting and unlock strategy in shooting area, performing unlocking screen operation;
Unlock feature detection module 402 is also for when mobile terminal screen is in released state, whether the feature meeting and unlock strategy is also there is in periodic detection shooting area, meet the feature unlocking strategy if do not exist in shooting area in very first time interval, then trigger pre-locked module 404;
Pre-locked module 404, during for there is not the feature meeting and unlock strategy in shooting area in very first time interval, the screen of turning-off mobile terminal, is set to pre-locked state by mobile terminal, and triggers unlock feature detection module 402 continuation detection;
Locking submodule 405, when detecting in shooting area for unlock feature detection module 402 within second time interval feature not existing and meet and unlock strategy, switches to lock-out state by mobile terminal from pre-locked state;
Unlock submodule 406, when detecting in shooting area for unlock feature detection module 402 within second time interval feature existing and meet unblock strategy, mobile terminal is switched to released state from pre-locked state.
In the present embodiment, trigger condition detection module 401 can specifically comprise: acceleration transducer 4001 and the first determination module 4005, wherein:
Acceleration transducer 4001, for detecting the acceleration of mobile terminal;
First determination module 4005, for when the acceleration of mobile terminal exceedes first threshold, determines to meet the trigger condition starting camera.
In the present embodiment, trigger condition detection module 401 also can specifically comprise: range sensor 4003 and the second determination module 4006, wherein:
Range sensor 4003, for detecting the distance of mobile terminal screen and opposite object;
Second determination module 4006, for when the distance of mobile terminal screen and opposite object is greater than Second Threshold, determines to meet the trigger condition starting camera.
In order to detect more accurately, whether mobile terminal is current meets the trigger condition starting camera, and the trigger condition detection module 401 in the present embodiment also can specifically comprise with lower module:
Acceleration transducer 4001, for detecting the acceleration of mobile terminal;
Start control module 4002, for when the acceleration of mobile terminal exceedes first threshold, start range sensor 4003;
Range sensor 4003, for detecting the distance between mobile terminal screen and opposite object;
3rd determination module 4004, when being greater than Second Threshold for the distance between mobile terminal screen and opposite object, determines to meet the trigger condition starting camera.
In order to better understand the above embodiments, with a practical application scene, the data interactive mode that the present embodiment screen unlock method is applied to mobile terminal is described below.Mainly below coordinate range sensor 4003 to determine that whether mobile terminal meets the detailed description that the trigger condition starting camera carries out unlocking screen process with acceleration transducer 4001.
When mobile terminal is not used, be such as placed in desk, pocket or bag when being in the lock state, acceleration transducer 4001 and the range sensor 4003 of the low-power consumption that mobile terminal is built-in run all the time.Wherein, acceleration transducer 4001 constantly detects the acceleration of mobile terminal, to judge whether mobile terminal is picked up by user.When acceleration transducer 4001 detects that the acceleration of mobile terminal exceedes first threshold, then think that mobile terminal is likely picked up by user, trigger and start control module 4002, to start range sensor 4003.
Concrete, when mobile terminal dispatches from the factory, can pre-set a suitable acceleration rate threshold by manufacturer, user can revise this threshold value as required, represents set acceleration rate threshold herein by first threshold.When acceleration transducer 4001 detects that the acceleration that mobile terminal is subject to instantaneously exceedes first threshold, then think that mobile terminal may be picked up by user to prepare to use, startup control module 4002 can receive the first threshold that user pre-sets, and the first threshold that the current acceleration of the mobile terminal that detects of degree of will speed up transducer 4001 and user pre-set compares to judge whether the current acceleration of mobile terminal exceedes first threshold, if exceed, then start range sensor 4003 to continue to detect, if be no more than, then keep mobile terminal screen locking.
In the present embodiment, starting control module 4002 and can be central processing unit (Central Processing Unit, CPU), also can be a special sensor controller.This special sensor controller can be the individual devices be built in mobile terminal, also can be a control module in CPU.That is, range sensor 4003 can be started by CPU, also can be started by special sensor controller.The benefit using special sensor controller to start range sensor 4003 is, avoid repeatedly waking whole CPU up under mobile terminal is in the situation being not suitable for unlocking, to carry out start sensor controller 4003 by CPU, thus cause unnecessary electric quantity consumption.Such as, when the acceleration exceeding first threshold that mobile terminal is subject to causes because of the walking of user, just there is no need to wake whole CPU up.
After startup control module 4002 starts range sensor 4003, range sensor 4003 detects the distance between mobile terminal screen and opposite object, to judge whether the situation residing for current mobile terminal is applicable to unlocking.
When acceleration transducer 4001 detects that the current acceleration of mobile terminal exceedes first threshold, thinking that mobile terminal may be picked up by user and prepare to use, is also likely caused by mobile terminal is placed in and rocks when user walks in pocket or bag.In order to further confirm currently to carry out unlocking screen the need of to mobile terminal, can trigger and start control module 4002 and detect distance between mobile terminal screen and opposite object to start range sensor 4003.
Concrete, when mobile terminal dispatches from the factory, can pre-set a suitable distance threshold by manufacturer, user can revise this threshold value as required, represents set distance threshold herein with Second Threshold.When the distance that range sensor 4003 detects between mobile terminal screen and opposite object is greater than Second Threshold, then think that the situation residing for current mobile terminal is applicable to unlocking, otherwise, then think that the current residing situation of mobile terminal is not suitable for unlocking.
Such as, mobile terminal is placed in the pocket of user, when user starts walking, acceleration transducer 4001 detects that mobile terminal receives a very large acceleration instantaneously, exceed the first threshold preset, now trigger startup control module 4002 and start range sensor 4003, and range sensor 4003 detects that the distance between mobile terminal screen and opposite object is very little, this distance does not exceed default Second Threshold, the Second Threshold such as preset is 5cm, and the distance that range sensor 4003 detects only has 1cm or 2cm, illustrate that mobile terminal may just be placed in the process of user's walking or movement to have rocked in pocket, do not leave pocket, situation now residing for mobile terminal will be judged as and be not suitable for carrying out unlocking screen, otherwise, if range sensor 4003 detects that the spacing of mobile terminal screen and opposite object exceedes Second Threshold, then think that the situation now residing for mobile terminal is applicable to carrying out unlocking screen, now mobile terminal is likely picked up by user, have left the pocket of user, corresponding, the distance that now range sensor 4003 detects may be the distance between mobile terminal screen and certain position of user's body faced, such as, distance between mobile terminal screen and the face of user, when range sensor 4003 detects that this distance is greater than Second Threshold, 3rd determination module 4004 determines that the situation residing for current mobile terminal meets the trigger condition starting camera, otherwise, then think dissatisfied.
When the distance that range sensor 4003 detects between mobile terminal screen and opposite object is greater than Second Threshold, then think that the situation residing for current mobile terminal is applicable to unlocking, but need on earth to unlock, also need further to judge, now, unlock feature detection module 402 starts the front-facing camera of mobile terminal, region around mobile terminal screen is taken, and detect in shooting area the feature whether existing and meet and unlock strategy, to determine that active user is the need of use mobile terminal.If such as mobile terminal just takes out by user from pocket, do not intend to use, then unlock feature detection module 402 will can't detect the feature meeting and unlock strategy, when only having user to be taken out from pocket by mobile terminal and intend to use, unlock feature detection module 402 just can detect the feature meeting and unlock strategy.
The above-mentioned feature unlocking strategy that meets can be arranged according to the needs of user, and the face that such as can arrange in shooting area is meet the feature unlocking strategy.In the present embodiment, in order to convenient for unlocking, can not do recognition of face, namely not limiting face is certain specific face, as long as the face on common meaning.If it is face that setting meets the feature unlocking strategy, then the mobile terminal of taking-up directly sets before can meet in camera watch region to have to meet and unlocks tactful feature by user.
The above-mentioned feature unlocking strategy that meets can also be set to the gesture of user, such as, can be set as that user represents the gesture of OK, triumph, or the finger of user or palm slip high up in the air from left to right.If be the gesture of user by unblock strategy setting, then, after needing user to pick up mobile terminal, make default gesture facing to mobile terminal.
Unlock feature detection module 402 judges whether there is such as face in front-facing camera shooting area, and the gesture of user etc. meet the feature unlocking strategy, if having, then performs unlocking screen by unblock Executive Module 403 and operates, if do not have, then keep screen locking.
Further, when mobile terminal is in released state, whether unlock feature detection module 402 also also exists periodically detecting in shooting area the feature meeting unblock strategy.Such as, when the feature meeting unblock strategy arranged is face, whether mobile terminal also has face by the shooting area periodically detecting front-facing camera, if have, user is then described also at use mobile terminal, screen is remained on released state, if can't detect in the very first time interval face etc. meet unlock strategy feature time, then think that user temporarily may not use mobile terminal, mobile terminal screen is closed by pre-locked module 404, enter pre-locked state, and continued by unlock feature detection module 402 to detect the feature whether having face etc. to meet unblock strategy within second time interval in shooting area.Herein second interval greater than very first time interval, and such as, can arrange the very first time is spaced apart two seconds, and second time interval was one minute.
When unlock feature detection module 402 detects in second time interval feature still not existing in shooting area and meet and unlock strategy, by locking submodule 405, mobile terminal is switched to lock-out state from pre-locked state, when unlock feature detection module 402 detects that in second time interval, in shooting area, existence meets the feature unlocking strategy, then by unblock submodule 406, mobile terminal is switched to released state from pre-locked state.
In the present embodiment, when mobile terminal is in the lock state, mobile terminal coordinates to detect whether meet the trigger condition starting camera by acceleration transducer and range sensor, if meet, unlock feature detection module starts camera, and detect in shooting area the feature whether existing and meet and unlock strategy, if exist, then unlock Executive Module and perform unlocking screen operation, and unlock feature detection module is under screen is in released state, continue to detect, when can't detect the feature meeting and unlock strategy in the time interval of presetting, locking submodule is by screen locking, avoid unnecessary electric quantity consumption.Compared with existing unlock method, the present embodiment by be in the lock state at mobile terminal lower utilize acceleration transducer and range sensor coordinate to detect voluntarily whether meet the trigger condition starting camera, and perform unlocking operation when the feature having and meet and unlock strategy being detected in shooting area, when user wants to use mobile terminal, pick up mobile terminal to face face or make a predetermined gesture facing to mobile terminal and can realize unlocking, do not need before unblock deliberately to carry out button on mobile terminals, the operations such as click, releasing process is carrying out unconsciously, unlocking manner simple, intuitive.
Be further described the mobile terminal in the embodiment of the present invention below, refer to Fig. 5, in the embodiment of the present invention, another embodiment of mobile terminal comprises: processor 501, and for the memory 502 of memory buffers code.
Processor 501 performs following flow process:
When mobile terminal is in the lock state, detect whether meet the trigger condition starting camera by transducer;
If meet, then start camera, and detect in shooting area the feature whether existing and meet and unlock strategy;
If exist, then perform unlocking screen operation.
Particularly, processor 501 by transducer detect whether meet the trigger condition process starting camera can be as follows:
Processor 501 utilizes acceleration transducer to detect the acceleration of mobile terminal;
When the acceleration of mobile terminal exceedes first threshold, processor 501 is determined to meet the trigger condition starting camera.
Particularly, processor 501 by transducer detect whether meet the trigger condition process starting camera also can be as follows:
Processor 501 utilizes the distance between range sensor detection mobile terminal screen and opposite object;
When distance between mobile terminal screen and opposite object is greater than Second Threshold, processor 501 is determined to meet the trigger condition starting camera.
Particularly, processor 501 by transducer detect whether meet the trigger condition process starting camera also can be as follows:
Processor 501 utilizes acceleration transducer to detect the acceleration of mobile terminal;
When the acceleration of mobile terminal exceedes first threshold, processor 501 starts range sensor;
Processor utilizes the distance between range sensor detection mobile terminal screen and opposite object;
When distance between mobile terminal screen and opposite object is greater than Second Threshold, processor is determined to meet the trigger condition starting camera.
In addition, processor 501 is also for after the operation of execution unlocking screen, periodically detect in shooting area and whether also there is the feature meeting and unlock strategy, the feature unlocking strategy is met if can't detect in very first time interval, then the screen of processor 501 turning-off mobile terminal, enters pre-locked state, and continues to detect the feature whether having within second time interval and meet and unlock strategy, if have, then mobile terminal is switched to released state from pre-locked state by processor 501; If nothing, then mobile terminal is switched to lock-out state from pre-locked state by processor 501.
In the present embodiment, when mobile interruption is in the lock state, processor detects whether meet the trigger condition automatically starting camera by acceleration transducer and/or range sensor, if meet, then start camera to take, and detect in shooting area the feature whether existing and meet and unlock strategy, if exist, then processor performs unlocking operation.The present embodiment releasing process does not need user deliberately to carry out the operation such as button, click on mobile terminals, and unlock method simple, intuitive.
One of ordinary skill in the art will appreciate that all or part of step realized in above-described embodiment method is that the hardware that can carry out instruction relevant by program completes, this program can be stored in a kind of computer-readable recording medium, the above-mentioned storage medium mentioned can be read-only memory, disk or CD etc.
A kind of screen unlock method provided the embodiment of the present invention above and mobile terminal are described in detail, for one of ordinary skill in the art, according to the thought of the embodiment of the present invention, all will change in specific embodiments and applications, therefore, this description should not be construed as limitation of the present invention.
Claims (12)
1. a screen unlock method, is characterized in that, comprising:
When mobile terminal is in the lock state, described mobile terminal detects whether meet the trigger condition starting camera by transducer;
If meet, then described mobile terminal starts camera, and detects in shooting area the feature whether existing and meet and unlock strategy;
If exist, then described mobile terminal performs unlocking screen operation.
2. unlock method as claimed in claim 1, is characterized in that, described mobile terminal detects by transducer the trigger condition whether meeting startup camera and comprises:
Described mobile terminal utilizes acceleration transducer to detect the acceleration of described mobile terminal;
When the acceleration of described mobile terminal exceedes first threshold, described mobile terminal is determined to meet the trigger condition starting camera.
3. unlock method as claimed in claim 1, is characterized in that, described mobile terminal detects by transducer the trigger condition whether meeting startup camera and comprises:
Described mobile terminal utilizes range sensor to detect distance between described mobile terminal screen and opposite object;
When described distance is greater than Second Threshold, mobile terminal is determined to meet the trigger condition starting camera.
4. unlock method as claimed in claim 1, is characterized in that, described mobile terminal detects by transducer the trigger condition whether meeting startup camera and comprises:
Described mobile terminal utilizes acceleration transducer to detect the acceleration of described mobile terminal;
When the acceleration of described mobile terminal exceedes first threshold, described mobile terminal starts range sensor;
Described mobile terminal utilizes described range sensor to detect distance between described mobile terminal screen and opposite object;
When described distance is greater than Second Threshold, mobile terminal is determined to meet the trigger condition starting camera.
5. unlock method as claimed in claim 1, is characterized in that, described in meet the feature unlocking strategy be face or user's gesture.
6. the unlock method as described in any one of claim 1 to 5, is characterized in that, described mobile terminal also comprises after performing unlocking screen operation:
Described mobile terminal period ground detects in described shooting area whether also meet the feature unlocking strategy described in existence;
If meet the feature unlocking strategy described in can't detect in very first time interval, then described mobile terminal closes screen, enters pre-locked state, and continues to detect the feature whether having within second time interval and meet and unlock strategy;
If have, then described mobile terminal switches to released state from pre-locked state;
If no, then described mobile terminal switches to lock-out state from pre-locked state.
7. a mobile terminal, is characterized in that, comprising:
Trigger condition detection module, for when mobile terminal is in the lock state, detects whether meet the trigger condition starting camera by transducer;
Unlock feature detection module, for when the trigger condition of satisfied startup camera, starts camera, and detects in shooting area the feature whether existing and meet and unlock strategy;
Unlocking Executive Module, for when the feature existing and meet unblock strategy being detected in described shooting area, performing unlocking screen operation.
8. mobile terminal as claimed in claim 7, it is characterized in that, described trigger condition detection module comprises:
Acceleration transducer, for detecting the acceleration of described mobile terminal;
First determination module, for when the acceleration of described mobile terminal exceedes first threshold, determines to meet the trigger condition starting camera.
9. mobile terminal as claimed in claim 7, it is characterized in that, described trigger condition detection module comprises:
Range sensor, for detecting the distance between described mobile terminal screen and opposite object;
Second determination module, when being greater than Second Threshold for described distance, determines to meet the trigger condition starting camera.
10. mobile terminal as claimed in claim 7, it is characterized in that, described trigger condition detection module comprises:
Acceleration transducer, for detecting the acceleration of described mobile terminal;
Start control module, for when the acceleration of described mobile terminal exceedes first threshold, start range sensor;
Described range sensor, for detecting the distance between described mobile terminal screen and opposite object;
3rd determination module, when being greater than Second Threshold for described distance, determines to meet the trigger condition starting camera.
11. mobile terminals as claimed in claim 7, is characterized in that, described in meet unlock strategy feature be face or user's gesture.
12. mobile terminals as described in any one of claim 7 to 11, it is characterized in that, described unlock feature detection module also for, described mobile terminal be in released state periodically to detect in described shooting area whether also exist described in meet the feature unlocking strategy;
Described mobile terminal also comprises:
Pre-locked module, during for meeting the feature unlocking strategy described in can't detect in very first time interval, close the screen of described mobile terminal, enter pre-locked state, and trigger described unlock feature detection module continue detect whether have in described shooting area within second time interval meet unlock strategy feature;
Unlock submodule, for have in shooting area described within second time interval meet unlock strategy feature time, described mobile terminal is switched to released state from pre-locked state;
Locking submodule, during for not meeting the feature unlocking strategy in shooting area described within second time interval, switches to lock-out state by described mobile terminal from pre-locked state.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310274541.9A CN104284004A (en) | 2013-07-02 | 2013-07-02 | Screen unlocking method and mobile terminal |
| PCT/CN2014/081437 WO2015000406A1 (en) | 2013-07-02 | 2014-07-02 | Screen unlocking method and mobile terminal |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310274541.9A CN104284004A (en) | 2013-07-02 | 2013-07-02 | Screen unlocking method and mobile terminal |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104284004A true CN104284004A (en) | 2015-01-14 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310274541.9A Pending CN104284004A (en) | 2013-07-02 | 2013-07-02 | Screen unlocking method and mobile terminal |
Country Status (2)
| Country | Link |
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| CN (1) | CN104284004A (en) |
| WO (1) | WO2015000406A1 (en) |
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| CN112422743A (en) * | 2020-09-28 | 2021-02-26 | 深圳市修远文化创意有限公司 | Method for starting fingerprint module under mobile phone screen and mobile phone |
| CN114025086A (en) * | 2021-10-29 | 2022-02-08 | 哲库科技(北京)有限公司 | Method, device, terminal and storage medium for determining working state of image sensor |
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| WO2015000406A1 (en) | 2015-01-08 |
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