CN101980516A - Method for locking and unlocking screen of mobile phone with Android system - Google Patents
Method for locking and unlocking screen of mobile phone with Android system Download PDFInfo
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- CN101980516A CN101980516A CN2010105206727A CN201010520672A CN101980516A CN 101980516 A CN101980516 A CN 101980516A CN 2010105206727 A CN2010105206727 A CN 2010105206727A CN 201010520672 A CN201010520672 A CN 201010520672A CN 101980516 A CN101980516 A CN 101980516A
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Abstract
The invention discloses a method for locking and unlocking a screen of a mobile phone with an Android system. The method comprises the following steps that: 1) a system presets a triggerable screen locking signal and stores a triaxial angular value and an acceleration value of the mobile phone of the triggerable screen locking action in a memory; and 2) a gravity sensor triggers the screen locking; and the Android system receives the triaxial angular value and the acceleration value of the mobile phone through an application program interface (API) of the gravity sensor in real time, compares the triaxial angular value and the acceleration value of the mobile phone with those of triggerable screen locking stored in the system respectively and executes the screen locking operation if all the differences of the six values are in a given range. In the method, the screen is locked and unlocked by using the gravity sensor through the action of the mobile phone, so that the method is simple to realize and convenient to use and can prevent error operation as much as possible.
Description
Technical field
The present invention relates to the mobile phone application, relate in particular to the screen locking on a kind of Android system mobile phone and separate the screen method.
Background technology
Mobile phone is not when using, thereby misoperation appears in the influence that usually can be subjected to some factor.Because outside cell phone keyboard often is exposed to, and, therefore, the function of lock-screen keyboard has just been arranged along with the extensive use of touch-screen mobile phone.Present touch-screen mobile phone also has this problem, and touch-screen mobile phone is more responsive, the easier influence that is subjected to misoperation, and therefore the screen locking mechanism of a high-efficient simple just seems extremely important.
Existing screen locking technology mainly contains two big classes, is respectively button screen locking and action type screen locking.The button screen locking is exactly a regular handset screen locking mode commonly used, by pressing specific combination button or special screen locking key carries out screen locking.This screen locking mode is succinctly efficient, is adopted by most key mobile phone.Such as common Nokia mobile phone, often adopt the mode screen locking of successively pressing two key positions, also there is the mobile phone of some models on fuselage, to be provided with special-purpose screen locking key.The action type screen locking then is present popular a kind of mode, see the earliest on the Iphone of Apple company, be mainly used in the touch-screen type mobile phone, it is to carry out screen locking by carry out some specific sliding actions on screen, advantage is convenient and swift, and can allow the user feel very interesting.
The operation part of screen locking technology arch-rival switch dish or touch mobile phone is operated, owing to need the finger touches operation, will bring some problems.The one, operate in front of must taking mobile phone, the user can feel inconvenience when needs are held various article.A lot of users are difficult to when one hand is held mobile phone, require rapidly by going out needed two key positions according to screen locking, and perhaps finger slides in the path in accordance with regulations on touch mobile phone.In this case, be easy to cause mobile phone to accidentally drop to cause to pound and fall damage.The secondth, still there is the possibility of being unblanked by misoperation in mobile phone after relying on screen locking.Because mobile phone tends to be placed on after by screen locking in pocket or the bag, contact the back with other article and cause screen to misread to lock, will carry out misoperation to mobile phone then, cause unnecessary trouble and loss with regard to being easy to misoperation screen-unblocking Macintosh position or sliding action.
Summary of the invention
In order to solve existing mobile phone screen locking technology mainly is that the operation part of cell phone keyboard or touch mobile phone is operated, owing to needing the finger touches operation, be easy to cause mobile phone to accidentally drop to cause to pound falls damage.The purpose of this invention is to provide the screen locking on a kind of Android system mobile phone and separate the screen method.
The technical scheme that technical solution problem of the present invention is adopted is:
A kind of screen locking method that is used on the Android system mobile phone comprises the steps:
1) systemic presupposition can trigger the screen locking signal
Three angle values of mobile phone and the accekeration that can trigger the screen locking action are stored in the mobile phone memory, described three shaft angle degree refer to the projection of the mobile phone direction of motion on three axial planes respectively with xyz axle angulation, described 3-axis acceleration refers to the component value of mobile phone acceleration of motion vector on three axles;
2) the gravity sensing triggers screen locking
The Android system receives three shaft angle degree and acceleration of mobile phone in real time by the api interface of gravity sensor, the three shaft angle degree and the accekeration of triggered screen locking default in three angle values of mobile phone and accekeration and the system are compared respectively, if the difference of these six values all between the given area, is then carried out the screen locking operation.
It is to be provided with voluntarily by the user that described systemic presupposition can trigger the screen locking signal, and three angle values and accekeration that the user implements specific action with mobile phone deposit in the memory by gravity sensor.
If the gravity sensor of mobile phone in the time cycle, accept mobile phone just putting and be inverted signal each once, horizontal signal twice is then carried out the mobile phone screen locking.
The screen method of separating on a kind of Android of being used for system mobile phone comprises the steps:
1) systemic presupposition can trigger and separate the screen signal
Can trigger mobile phone three shaft angle degree and the accekeration of separating the screen action is stored in the mobile phone memory;
2) the gravity sensing triggers and separates screen
The Android system receives three shaft angle degree and accekerations of mobile phone in real time by the api interface of gravity sensor, default trigger three shaft angle degree and the accekeration of separating screen in three angle values of mobile phone and accekeration and the system compared respectively, if the difference of these six values all between the given area, is then carried out and is separated the screen operation.
Described systemic presupposition can trigger and separate the screen signal is to be provided with voluntarily by the user, and three shaft angle degree and accekeration that the user implements specific action with mobile phone deposit in the memory by gravity sensor.
It is default in described three angle values and accekeration and the system that to trigger the three shaft angle degree and the accekeration difference of separating screen all be 5~10%.
The useful effect that the present invention has is:
This method is utilized gravity sensor to carry out screen locking, is separated the screen operation by mobile phone action itself, and realization is simple, and is easy to use, can avoid misoperation as far as possible.
(1) simplicity.Use swinging way to carry out screen locking, Xie Pingshi, need not mobile phone is held in both hands operation in front, only need to realize screen locking once getting rid of gently, separate screen.
(2) flexibility.The mobile phone swinging way can be provided with by user oneself, also can some default scheme of using system, and following scheme is applicable to screen locking, separates screen.
Description of drawings
Fig. 1 is the flow chart that is used for the screen locking method on the Android system mobile phone of an embodiment of the present invention;
Fig. 2 is the overall flow figure of an embodiment of the present invention;
Fig. 3 is that the Xacc value of an embodiment of the present invention changes and the fuzzy interval schematic diagram.
Embodiment
Below in conjunction with accompanying drawing to the screen locking on the Android of the being used for system mobile phone provided by the invention and separate the screen method and do detailed description.
As shown in Figure 1, be the screen locking method on the Android system mobile phone of being used for of an embodiment of the present invention, comprise the steps:
1) systemic presupposition can trigger the screen locking signal
Three angle values of mobile phone and the accekeration that can trigger mobile phone screen locking action are stored in the memory, three angle values of mobile phone and accekeration can be kept in the mobile phone memory with document form, can trigger mobile phone screen locking action can be any action of mobile phone, and for example mobile phone rotates 360 degree, whipping 90 degree.Three of described mobile phones comprise the X-axis parallel with earth magnetic axis, vertically the Y-axis and the Z axle vertical with the XY plane on ground; Wherein, with the folded angle of x axle be its in xy plane projection and x angle that axle holds, with the folded angle of y axle be its in yz plane projection and y angle that axle holds, with the folded angle of z axle be that it is in zx plane projection and z angle that axle holds.3-axis acceleration refers to the component value of mobile phone acceleration of motion vector on three axles.
2) the gravity sensing triggers screen locking
The Android system receives three shaft angle degree and acceleration signals of mobile phone in real time by the api interface of gravity sensor, gravity sensor can be sensed the variation of mobile phone direction at the angle and the component of acceleration on these three axles of the projection on the axial plane and these three axles by the current phone direction of motion, thereby describes out the specificity of mobile phone motion.The three shaft angle degree and the accekeration of the triggered screen locking of storing in three shaft angle degree of mobile phone and acceleration signal and the mobile phone memory are compared respectively, if the difference of these six values all between the given area, is then carried out the screen locking operation.If have the part value not between the given area in, for example 2 values are arranged not between the given area in six values, then do not carry out any operation.Can be provided with between the given area, six values are provided with respectively between the given area, for example be set point ± 10% between the given area.
The Android system provides the api interface of gravity sensor, this interface has used Open GL ES system, can three axially on the action of perception mobile phone, these three axles are respectively: the X-axis parallel with earth magnetic axis, the vertically Y-axis and the Z axle vertical with the XY plane on ground.Each state that provides two values to be used for describing mobile phone is provided this api interface, is respectively current phone and this angle and the component of acceleration on this.This acceleration can deduct the component of acceleration of gravity on this axle.Article three, axle always has the motion that six values can complete description mobile phone, and is more a lot of in detail than traditional 2D perceptual model.Such perceptual model can very accurately be described the present residing state of mobile phone, is not only to describe horizontal still perpendicular putting, and can also describe the direction of motion of mobile phone, information such as acceleration of motion.
Three angle values and the accekeration that can trigger mobile phone screen locking action can be that systemic presupposition also can be user oneself setting.If can trigger mobile phone screen locking action is systemic presupposition, three angle values and accekeration that system will carry out mobile phone screen locking action in advance are stored in the mobile phone memory, when in case mobile phone produces specific action, the api interface of gravity sensor receives three angle values and the accekeration of mobile phone this moment, if this moment, three angle values of mobile phone and accekeration were different all in given interval with the systemic presupposition value difference, then carry out screen locking and move.
Can trigger mobile phone screen locking action also can be provided with by user oneself, when the user need mobile phone certain action when being set to screen locking, finish a certain specific action by operating handset, the api interface of gravity sensor is stored in three angle values and the accekeration of mobile phone this moment in the mobile phone memory, and is set at and carries out mobile phone screen locking action.In case difference is then carried out screen locking and is moved in given interval between the value of three angle values when mobile phone is carried out specific action and accekeration and system's storage.The user can be provided with multiple mobile phone screen locking action, be stored in the system in the lump, mobile phone is carried out three angle values of specific action and the value of accekeration and system's storage compares with the systemic presupposition value respectively, as long as the difference of six values of three angle values and accekeration and systemic presupposition action all between the given area, is then carried out screen locking and is moved.
In a kind of preferred implementation of the present invention, the three shaft angle degree and the accekeration difference that can trigger triggered screen locking default in three shaft angle degree that mobile phone shields and accekeration and the system all are 5%~10%.
In a kind of optimal way: the inversion type screen locking, with mobile phone inversion screen locking automatically after three seconds.With mobile phone be inverted three second mobile phone three angle values and accekeration be stored in the mobile phone memory, this value can be that to be provided with voluntarily also can be systemic presupposition.If systemic presupposition then is inverted mobile phone three seconds, three angle values and the accekeration of mobile phone are stored in the system with this moment.Three angle values of mobile phone and the accekeration of carrying out specific action are compared with systemic presupposition inversion type screen locking value, when the difference of six values all in given interval, then carry out the mobile phone screen locking and move.
In the another kind of preferred implementation: the rolling type screen locking: mobile phone rolling 360 degree back screen lockings automatically.Identical with first kind of optimal way, roll three angle values and the accekeration of 360 degree of mobile phone is stored in the mobile phone memory, compare carrying out three angle values of mobile phone of specific action and accekeration and systemic presupposition inversion type screen locking value, when the difference of six values in given interval, then carry out mobile phone screen locking action.The whipping screen locking just is devoted to solve this two problems.Mobile phone can overturn and screen locking through 360 degree, does not so just need to hold in both hands at the moment and does not operate.And when being placed in pocket or the bag, because pocket or bag itself seldom can carry out strenuous exercise, mobile phone seldom has an opportunity to carry out the specific action of release, and therefore such screen locking meeting is safer, can not cause unnecessary misoperation, can give the better experience of user.
A kind of embodiment of the present invention is used for the screen method of separating on the Android system mobile phone, comprises the steps:
1) systemic presupposition can trigger and separate the screen signal
Can trigger mobile phone three shaft angle degree and the acceleration signal of separating screen action and be stored in the mobile phone memory, can trigger three angle values and the accekeration of separating the screen action can be that systemic presupposition also can be user oneself setting.To separate screen action be systemic presupposition if can trigger mobile phone, and three angle values and accekeration that system will carry out in advance that mobile phone separates that screen moves are stored in the mobile phone memory;
2) the gravity sensing triggers and separates screen
The Android system receives three shaft angle degree and accekerations of mobile phone in real time by the api interface of gravity sensor, the three shaft angle degree of mobile phone and the trigger three shaft angle degree and the accekeration of separating screen of accekeration and Installed System Memory storage are compared respectively, if these six value differences are different all between the given area, then carry out and separate the screen operation.
In a kind of preferred implementation of the present invention, can trigger mobile phone and separate that default in three shaft angle degree of screen and acceleration signal and the system to trigger the three shaft angle degree and the accekeration difference of separating screen all be 5%~10%.
The comparison mode of Xie Ping is similar with screen locking, also be that the three shaft angle degree of mobile phone specific action and the trigger three shaft angle degree and the accekeration of separating screen of acceleration signal and Installed System Memory storage are compared respectively, if the difference of these six values all between the given area, is then carried out and is separated the screen operation.
Fig. 2 is the overall flow figure of an embodiment of the present invention, screen locking of the present invention is conciliate the screen method and can be applied in simultaneously on the mobile phone, be preset with mobile phone execution screen locking in the system and conciliate three shaft angle degree and accekerations when shielding, when if mobile phone will be carried out the screen locking action, judge whether screen locking state of mobile phone, if be in the screen locking state, then do not carry out, if mobile phone is in and separates the screen state then carry out screen locking.If mobile phone is separated the screen action with execution, judge whether mobile phone separates the screen state, separates the screen state if be in, and does not then carry out, state is separated the screen action in execution if mobile phone is in the screen locking screen.
Fig. 3 is that the Xacc value of an embodiment of the present invention changes and the fuzzy interval schematic diagram, and the method to set up of three shaft angle degree and six values of accekeration is similar, is example with X-axis component of acceleration Xacc here.The change curve of Xacc between whole moving period is difficult to repeat fully, therefore is provided with a fuzzy interval, every curve in this interval, the set action that then can be considered repetition.If six values all change in allowing the fuzzy interval in whole course of action, then can be considered as the user and carry out set action, can carry out screen locking or unlocking operation.
Claims (6)
1. a screen locking method that is used on the Android system mobile phone is characterized in that comprising the steps:
1) systemic presupposition can trigger the screen locking signal
Three angle values of mobile phone and the accekeration that can trigger the screen locking action are stored in the mobile phone memory, described three shaft angle degree refer to the projection of the mobile phone direction of motion on three axial planes respectively with xyz axle angulation, described 3-axis acceleration refers to the component value of mobile phone acceleration of motion vector on three axles;
2) the gravity sensing triggers screen locking
The Android system receives three shaft angle degree and acceleration of mobile phone in real time by the api interface of gravity sensor, the three shaft angle degree and the accekeration of triggered screen locking default in three angle values of mobile phone and accekeration and the system are compared respectively, if the difference of these six values all between the given area, is then carried out the screen locking operation.
2. the screen locking method that is used on the Android system mobile phone according to claim 1, it is characterized in that: it is to be provided with voluntarily by the user that described systemic presupposition can trigger the screen locking signal, and three angle values and accekeration that the user implements specific action with mobile phone deposit in the memory by gravity sensor.
3. the screen locking method that is used on the Android system mobile phone according to claim 1 is characterized in that: if the gravity sensor of mobile phone in the time cycle, accept mobile phone just putting and be inverted signal each once, horizontal signal twice is then carried out the mobile phone screen locking.
4. the screen method of separating that is used on the Android system mobile phone is characterized in that comprising the steps:
1) systemic presupposition can trigger and separate the screen signal
Can trigger mobile phone three shaft angle degree and the accekeration of separating the screen action is stored in the mobile phone memory;
2) the gravity sensing triggers and separates screen
The Android system receives three shaft angle degree and accekerations of mobile phone in real time by the api interface of gravity sensor, default trigger three shaft angle degree and the accekeration of separating screen in three angle values of mobile phone and accekeration and the system compared respectively, if the difference of these six values all between the given area, is then carried out and is separated the screen operation.
5. the screen method of separating on the Android of the being used for system mobile phone according to claim 4, it is characterized in that: described systemic presupposition can trigger and separate the screen signal is to be provided with voluntarily by the user, and three shaft angle degree and accekeration that the user implements specific action with mobile phone deposit in the memory by gravity sensor.
6. the screen method of separating on the Android of the being used for system mobile phone according to claim 4 is characterized in that: default in described three angle values and accekeration and the system to trigger the three shaft angle degree and the accekeration difference of separating screen all be 5%~10%.
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