CN103793243B - screen locking/unlocking method of mobile device, mobile device and protective shell - Google Patents
screen locking/unlocking method of mobile device, mobile device and protective shell Download PDFInfo
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- CN103793243B CN103793243B CN201310594532.8A CN201310594532A CN103793243B CN 103793243 B CN103793243 B CN 103793243B CN 201310594532 A CN201310594532 A CN 201310594532A CN 103793243 B CN103793243 B CN 103793243B
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- 238000000034 method Methods 0.000 title claims abstract description 64
- 230000001681 protective effect Effects 0.000 title abstract 6
- 230000006698 induction Effects 0.000 claims abstract description 61
- 238000009434 installation Methods 0.000 claims description 54
- 238000012545 processing Methods 0.000 claims description 10
- 238000004088 simulation Methods 0.000 claims description 9
- 230000001960 triggered effect Effects 0.000 claims description 4
- 230000037007 arousal Effects 0.000 claims description 2
- 230000008569 process Effects 0.000 description 23
- 230000009471 action Effects 0.000 description 7
- 238000013459 approach Methods 0.000 description 4
- 238000010586 diagram Methods 0.000 description 4
- 230000002618 waking effect Effects 0.000 description 4
- 238000010009 beating Methods 0.000 description 3
- 230000008859 change Effects 0.000 description 3
- 230000005540 biological transmission Effects 0.000 description 2
- 239000004020 conductor Substances 0.000 description 2
- 238000013461 design Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000035945 sensitivity Effects 0.000 description 2
- 230000026676 system process Effects 0.000 description 2
- 210000004556 brain Anatomy 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
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Abstract
The invention discloses a screen locking/unlocking method of mobile equipment, wherein the mobile equipment is provided with a protective shell to protect a screen of the mobile equipment, a sensing device is arranged in the mobile equipment, and equipment capable of triggering the sensing device is arranged at a corresponding position of the protective shell, and the method is characterized by comprising the following steps: when the protective shell is closed to enable the equipment triggering the induction device to be close to the induction device, the induction device sends a signal to an internal system of the mobile equipment to prompt the screen of the mobile equipment to be blank and lock the screen; and when the protective shell is opened to enable the equipment triggering the induction device to be far away from the induction device, the induction device sends another signal to an internal system of the mobile equipment, and the screen of the mobile equipment is prompted to be lightened and a screen lock is unlocked. The invention also discloses mobile equipment suitable for the method and a protective shell suitable for the method.
Description
Technical field
The present invention relates to field of human-computer interaction, the screen locking/unlocking method of more particularly, to a kind of mobile device, Yi Zhongyi
Dynamic equipment and a kind of protection shell.
Background technology
Popular with Mobile portable equipments such as Android panel computer, smart mobile phones, various attached for these equipment
Part also more to get up.Protection shell for making mobile device can have more multi-functional together with mobile device, and some are existing to do
Method is, on the mobile apparatus equipped with induction installation（Typically Hall switch）, equipped with triggering induction installation on protection shell
Equipment（Typically magnet）.So that when protecting shell to close, mobile device can be automatically switched off screen.When protection shell is opened
When, screen can light automatically.But there are 2 points of problems in such prior art：
1, after opening protection shell, being all still to manual unlocking for all types of screen locks could use.This can give
User brings unnecessary operation, and impact user uses.
2, after mobile device enters black state, even if now protection shell is in closure state, if imprudence is clicked on
Triggering to function buttons such as power keys or due to some softwares, still can cause screen to be activated and enter bright screen state.
On the one hand unwanted bright screen can bring unnecessary puzzlement to user, and on the other hand this will also result in the fact that expense is electric.
Content of the invention
Embodiment of the present invention technical problem to be solved is, provides a kind of implementation method of protection shell, Yi Jishi
Mobile device for the method and protection shell, may be implemented in mobile device automatic unlocking after opening described protection shell special
Determine the screen lock of password type, and the function of screen will not be started when protecting shell to close.
In order to solve above-mentioned technical problem, embodiments provide a kind of movement that can meet above-mentioned 2 points of requirements
Screen locking/the unlocking method of equipment, mobile device and protection shell, including：
A kind of screen locking/the unlocking method of mobile device, described mobile device carries protection shell to protect movement to set
Standby screen, is provided with induction installation in described mobile device, and is provided with and can touch on the relevant position of described protection shell
The equipment sending out induction installation described.Methods described includes step：
When closing described protection shell and make the equipment of described triggering induction installation near described induction installation, described sense
Answer device to send a signal to the built-in system of described mobile device, promote the screen blank screen of described mobile device and lock screen
Curtain lock；And
When opening described protection shell and make the equipment of described triggering induction installation away from described induction installation, described sense
Answer device to send another signal to the built-in system of described mobile device, promote the screen bright screen of described mobile device and untie
Screen lock.
Preferably, described induction installation is arranged on the screen surface of described mobile device.
Preferably, described induction installation is Hall switch, and the equipment of described triggering induction installation is magnet.
Further, between the back cover of described Hall switch and described mobile device or in described protection shell
Described magnet protects corresponding described Hall on the shell another side relative with the back cover of described mobile device behind or described
The position setting magnetic conductive material of switch.
Further, described mobile device includes but is not limited to panel computer, smart mobile phone, e-book and notebook electricity
Brain.
Further, the built-in system of described mobile device is android system, short presses in keeping android system
On the basis of power key can realize standby and arousal function, the GPIO that will connect described induction installation in system registers an energy
Enough wake up the interruption of first floor system, described induction installation can export not in equipment that is close or leaving described triggering induction installation
Same signal, when described induction installation output signal changes, described interruption is triggered, and described interruption dispatches one simultaneously
Work queue W, described work queue W judge the screen state in which of presently described mobile device and described induction installation
Output signal；
Processing procedure during closure described protection shell specifically includes step：
S11, when judging that system is currently at screen bright screen state and judges described sense by described work queue W
When answering the output signal of device to represent that protection shell is in closure state, then simulation sends a power key message to notify system
Enter standby mode；
After S12, system receive described power key message, then enter standby mode and automatically lock screen lock.
Open processing procedure during described protection shell and specifically include step：
S21, when judging that system is currently at screen black state and judges described sense by described work queue W
When answering the output signal of device to represent that protection shell is in open mode, then simulation sends a power key message to notify system
Enter awakening mode；
After S22, system receive described power key message, then enter awakening mode, judge to cause described power key thing simultaneously
Whether the equipment of part is described induction installation, if so, then produces a delay dispatching；
S23, after a preset amount of time, executes described delay dispatching：Judge whether current screen is in bright screen state, if
Be then to judge whether to be provided with screen lock, if so, then judge described screen lock type whether code type screen lock, if it is not, then from
Dynamic unblock.
Further, the screen locking/unlocking method of described mobile device also includes step：
S13, when system receive screen arbitrarily can be led to become the message of awakening mode from standby mode when, traffic control team
Row W, if described work queue W judges that the output signal of described induction installation represents that protection shell is in closure state,
Simulation sends a power key message to notify system to enter standby mode again.
The present invention also provides and a kind of is applied to the mobile device of said method and a kind of movement being applied to said method
Equipment protection shell.
Implement the embodiment of the present invention, have the advantages that：
1, there is when opening described protection shell automatic unlocking function, and the screen lock type that can set automatically according to user
Judge whether to need automatic unlocking.
2, have after described protection enclosure closed, prevent from being again turned on the function of screen by other approach.
3, realize screen lock locking/unlocking using the power key message function that android system is had by oneself, enormously simplify design
Flow process.
4, have and prevent the maloperation design after protecting shell to open.
Brief description
Fig. 1 is embodiment of the present invention schematic diagram.
Fig. 2 is that the Hall switch of the embodiment of the present invention drives initialization process flow process.
Fig. 3 is the interrupt processing function hall_irq_handler flow chart of the embodiment of the present invention.
Fig. 4 is the early_suspend process chart of the embodiment of the present invention.
Fig. 5 is the late_resume process chart of the embodiment of the present invention.
The schematic diagram that when Fig. 6 closes protection shell for the embodiment of the present invention, system is processed.
The schematic diagram that when Fig. 7 opens protection shell for the embodiment of the present invention, system is processed.
Fig. 8 is that the opening/closing of beating of the embodiment of the present invention protects process chart during shell.
Fig. 9 is the automatic unlocking flow chart of the embodiment of the present invention.
Figure 10 is the delay dispatching process chart of the embodiment of the present invention.
Specific embodiment
For making the object, technical solutions and advantages of the present invention clearer, below in conjunction with accompanying drawing, the present invention is made into one
Step ground describes in detail.
To the mobile device with protection shell, in described mobile device, it is provided with induction installation, and outer in described protection
The relevant position of shell is provided with the equipment that can trigger described induction installation.Fig. 1 is the screen lock of mobile device of the present invention
Locking/unlocking embodiment of the method.Methods described includes：
S1, when close described protection shell and make described triggering induction installation equipment near described induction installation when, institute
State induction installation and send a signal to the built-in system of described mobile device, promote the screen blank screen of described mobile device and lock
Upper screen lock；
S2, when open described protection shell and make described triggering induction installation equipment away from described induction installation when, institute
State built-in system from induction installation to described mobile device send another signal, promote described mobile device screen bright screen and
Untie screen lock.
Preferably, described induction installation is positioned close to the place on described mobile device surface, and purpose is primarily to increase
The sensitivity of strong front sensing and the induction sensitivity reducing the back side, with prevent described protection shell after opening with described shifting
When dynamic equipment back cover is overlapping, screen action is closed in false triggering.
Preferably, described induction installation is Hall switch, and the equipment of described triggering induction installation is magnet.When described magnet
During close described Hall switch, described Hall switch can export a low level.When described magnet is away from described Hall switch,
Described Hall switch can export a high level.
If because reasons in structure cannot accomplish to prevent described protection shell false touch when being laminated to the described mobile device back side
Send out and close screen action, can be between the back cover of described Hall switch and described mobile device or in the described institute protecting shell
Stating magnet protects corresponding described Hall on the shell another side relative with the back cover of described mobile device to open behind or described
The position setting magnetic conductive material closing, to disperse the magnetic line of force, weakens the magnetic field of Hall switch sensing.
The above mobile device includes but is not limited to panel computer, smart mobile phone, e-book and notebook computer.
The built-in system of described mobile device is android system.In android system, short can be real by power key
Function that is existing standby and waking up.When system is in running status, short will enter holding state by power key system, movement sets
Standby screen can enter black state, if screen lock, also can lock screen automatically curtain lock.In holding state, short by power supply
Key will wake up system, and the screen of mobile device can enter bright screen state, but if if having screen lock, is will not automatically to solve screen
Curtain lock.The present invention is exactly in this standby/mechanism of waking up of Android power key, then has carried out some and change realizing
Mobile device screen locking/unlocking function.The present invention utilizes android system original power key message, greatly simplifies and sets
Meter flow process.
Realize when closing described protection shell screen blank screen and when opening described protection shell screen bright screen
Function, needs to develop driving in Linux inner core；And automatic solution non-password screen lock when will realize opening described protection shell
Function needs to change Android Framework layer.In keeping android system short can realize by power key standby and call out
On the basis of awake function, first in the Linux of Hall switch drives, the GPIO being connected to Hall switch is registered one can
Wake up the interruption of first floor system.Described induction installation can export difference in equipment that is close or leaving described triggering induction installation
Signal, when described induction installation output signal changes, described interruption is triggered, and a work is dispatched in described interruption simultaneously
Make queue W, described work queue W judges the screen state in which of presently described mobile device and the defeated of described induction installation
Go out signal.
Below in conjunction with Fig. 2～5 detailed introduce this process.Fig. 2 is that the Hall switch of the embodiment of the present invention drives just
Beginningization process chart.
The driving initialization of described Hall switch needs to complete following event：
1, be Hall switch specify a unique name so that Hall switch transmission power button message when, upper strata
Software is known that this power key message is sent by described Hall switch.
2, create described work queue W, described work queue W may determine that current Hall switch state and shape residing for system
State.
3, create and carry interrupt function is so that described induction installation output signal can trigger in this when changing
Disconnected.
4, the function of detecting system and screen state is capable of in registration.
5, dispatch described work queue W.
The driving initialization process step of described Hall switch is as follows：
A01, enters Hall switch driver；
A02, distributes a keyboard equipment hall_key_dev, and specifies a unique name for it, arranges its name
For hall_switch, the KEY_POWER position in its keybit is set, the EV_KEY position in its evbit is set, and registers this key
Disc apparatus；
A03, using the grand work team creating for judging current Hall switch state and system status of INIT_WORK
Row W；
A04, application Hall switch GPIO are corresponding to interrupt and carry interrupt processing function hall_irq_handler, and
Make this interruption can wake up first floor system when depth is standby using enable_irq_wake function；
A05, using early_suspend and late_ of register_early_suspend function registration Android
Resume event；
A06, dispatches one action queue W using schedule_work, makes system enter into the state of determination；
A07, initialization completes.
Fig. 3 to Fig. 5 further describe the interrupt processing function hall_irq_handler being related in above-mentioned process step,
Early_suspend function and the handling process of late_resume function.
The major function of hall_irq_handler function is scheduling one action queue W.
Early_suspend function can be called when android system will enter blank screen holding state, the master of this function
Function is wanted to be dirty bit screen_off=1, expression system has been introduced into blank screen holding state.
Late_resume function will exit when blank screen holding state enters bright screen circular pattern and can be called in Android,
The major function of this function is dirty bit screen_off=0, and expression system has been introduced into bright screen wake-up states, and adjusts
Degree one action queue W.
Fig. 3 show the workflow of the interrupt processing function hall_irq_handler of the embodiment of the present invention,
Including step：
A041, enters interrupt processing function hall_irq_handle;
A042, realizes scheduling one action queue W using schedule_work function;
A043, completes interrupt processing.
Fig. 4 show the handling process of the early_suspend of the embodiment of the present invention, including step：
A0511, enters early_suspend function；
A0512, flag bit screen_off is set to 1；
A0513, is disposed.
Fig. 5 show the handling process of the late_resume of the embodiment of the present invention, including step：
A0521, enters late_resume function；
A0522, flag bit screen_off is set to 0；
A0523, dispatches one action queue W using schedule_work function；
A0524, is disposed.
When Hall switch output state changes, an interruption, this interrupt schedule work queue W will be triggered.
The status information of the current protection shell that described work queue W is got by Hall switch GPIO is judged with screen state information
Send a power key message the need of to system, to realize described mobile device blank screen when closing described protection shell,
The function of bright screen and unblock when opening described protection shell.
Fig. 6 is the system process chart when closing described protection shell for the embodiment of the present invention.When the described protection of closure
During shell, system will follow the steps below process：
S11, when judging that system is currently at screen bright screen state and judges described sense by described work queue W
When answering the output signal of device to represent that protection shell is in closure state, then simulation sends a power key message to notify system
Enter standby mode；
After S12, system receive described power key message, then enter standby mode and automatically lock screen lock.
Fig. 7 is the system process chart when opening described protection shell for the embodiment of the present invention.When opening described protection
During shell, system will follow the steps below process：
S21, when judging that system is currently at screen black state and judges described sense by described work queue W
When answering the output signal of device to represent that protection shell is in open mode, then simulation sends a power key message to notify system
Enter awakening mode；
After S22, system receive described power key message, then enter awakening mode, judge to cause described power key thing simultaneously
Whether the equipment of part is described induction installation, if so, then produces a delay dispatching；
S23, after a preset amount of time, executes described delay dispatching：Judge whether current screen is in bright screen state, if
Be then to judge whether to be provided with screen lock, if so, then judge described screen lock type whether code type screen lock, if it is not, then from
Dynamic unblock.
Above-mentioned steps are discussed in detail with reference to Fig. 8～10.
Fig. 8 is that the opening/closing of beating of the embodiment of the present invention protects process chart during shell.
Work queue W first obtains the current state protecting shell by the GPIO of Hall switch, and high level is open shape
State, low level is closure state.It is in open mode when described protection shell is detected, and screen is blank screen, i.e. screen_
Off=1, then simulate primary power source key by input_report_key and press, lift, and sends a power key to system and disappears
Breath.If described protection shell is in closure state, and screen is bright screen, i.e. screen_off=0, then also simulate primary power source key
Press, lift, send a power key message to system.For other situations, do not send power key message.
Beating opening/closing protects process during shell to include step：
A1, obtains current protection shell state by the GPIO of Hall switch, high level is open mode, and enters step
A2;
A2 judges whether described protection shell is in open mode, if so, enters step A3, if it is not, entering step A4;
A3, judges whether screen_off is 1, that is, judge whether the screen of described mobile device is in black state, if
It is to enter step A5, if it is not, entering step A6;
A4, judges whether screen_off is 0, that is, judge whether the screen of described mobile device is in bright screen state, if
It is to enter step A5, if it is not, entering step A6;
A5, simulates primary power source key by input_report_key and presses, lifts；
A6, work queue is disposed.
The function of realizing opening the non-password screen lock of solution automatically during described protection shell needs to change Android
The PhoneWindowManager.java file of Framework layer.Fig. 9 show embodiment of the present invention automatic unlocking flow process and shows
It is intended to.Will connect in the interceptKeyBeforeQueueing function of PhoneWindowManager.java file first
Receive the power button event that bottom layer driving is sent；Then pass through event.getDevice () .getName () method, can obtain
Get the device name producing this event；After confirming that device name is Hall switch implementor name hall_switch, by calling
MHandler.postDelayed produces a delay dispatching.Meanwhile, this power key message can trigger android system standard
Wake up flow process.After a period of time,（For example, this example is set as 100 milliseconds, now screen state handed over for opening）Postpone
Scheduling is performed.
Above-mentioned automatic unlocking processes and includes step：
A71, interceptKeyBeforeQueueing function receives the power button event that bottom layer driving is sent, and goes forward side by side
Enter step A72;
A72, judges whether it is power key message, if so, enters step A73, otherwise, enters step A75；
A73, judges whether device name is described Hall switch, if so, enters step A74, otherwise, enters step A75;
A74, produces a delay dispatching by postDelayed；
A75, by the wake-up flow processing of android system standard.
Figure 10 is described delay dispatching handling process schematic diagram.In delay dispatching is processed, pass through
MPowerManager.isScreenOn method judges whether current screen state is unlatching, if being in opening,
Screen lock is determined whether by mKeyguardMediator.isShowing method, if there are screen lock, then passes through
MKeyguardMediator.isSecure judges whether the type of this screen lock has password, if no password, calls
MKeyguardMediator.keyguardDone method automatic unlocking.
Described delay dispatching processes and includes step：
A741, enters delay dispatching and processes；
A742, judges whether screen is in bright screen state, if so, then enters step A743, otherwise, enters step A746;
A743, judges whether system is provided with screen lock, if so, enters step A744, otherwise, enters step A746;
A744, judges whether the type of screen lock is code type, if so, enters step A745, otherwise, enters step
A746;
A745, using keygardDone method automatic unlocking；
A746, delay dispatching is disposed.
By upper methods described, present invention achieves automatic unlocking function, and the screen lock that can set automatically according to user
Type judges whether to need automatic unlocking.If user does not need automatic unlocking it is only necessary to select setting code type screen lock
Still the meaning of screen lock can be realized.
In order to prevent in the state of protection shell is in closure, user is by waking up system by power key or other software
System, the method for the invention also includes step：
S13, when system receive arbitrarily can lead to screen from black state become bright screen state message when, traffic control queue
W, if described work queue W judges that the output signal of described induction installation represents that protection shell is in closure state, then
Secondary simulation sends a power key message to notify system to enter standby mode.
When android system will exit blank screen holding state and enter bright screen awakening mode, late_rasume letter can be called
Number, in order to prevent from protecting shell in the state of being in closing user by waking up system by power key or other software,
Subtask W also can be dispatched in late_resume.If it is outer described protection is detected by Hall switch in work queue W
Shell is closed, and will simulate one power key message of transmission again, thus allowing system turn again to blank screen holding state,
When guaranteeing that described protection shell is closed, system is in blank screen holding state, it is to avoid cause bright screen because of encountering power key by mistake,
Reduce the inconvenience therefore bringing, save battery level simultaneously.
The present invention also provides a kind of mobile device, and described mobile device changes android system according to approach described above,
Induction installation is set by approach described above, and coordinates the above protection shell can realize the screen lock of described mobile device
Locking/unlocking.
The present invention also provides a kind of protection shell, and described protection shell is according to approach described above setting triggering induction installation
Equipment, coordinate above-mentioned mobile device can realize the screen lock locking/unlocking of described mobile device.
It should be evident that the present invention can not only use on panel computer, in smart mobile phone, e-book, notebook computer
Can use Deng on similar products.Described protection shell can also be the parts such as leather sheath, lid, live keyboard, slip lid.
The above is the preferred embodiment of the present invention it is noted that for those skilled in the art
For, under the premise without departing from the principles of the invention, some improvements and modifications can also be made, these improvements and modifications are also considered as
Protection scope of the present invention.
Claims (9)
1. screen locking/the unlocking method of a kind of mobile device, described mobile device carries protection shell to protect mobile device
Screen, described mobile device is provided with induction installation, and is provided with and can trigger on the relevant position of described protection shell
The equipment of described induction installation is it is characterised in that methods described includes step：
When closing described protection shell and make the equipment of described triggering induction installation near described induction installation, described sensing dress
Put and send a signal to the built-in system of described mobile device, promote the screen blank screen of described mobile device and lock screen
Lock；And
When opening described protection shell and make the equipment of described triggering induction installation away from described induction installation, described sensing dress
Put and send another signal to the built-in system of described mobile device, promote the screen bright screen of described mobile device and untie screen
Lock；
The built-in system of described mobile device is android system, short can realize by power key in keeping android system
On the basis of standby and arousal function, the GPIO connecting described induction installation is registered one can wake up first floor system in system
Interruption, described induction installation near or leave described triggering induction installation equipment when can export unlike signal, when described
When induction installation output signal changes, described interruption is triggered, and a work queue W, institute are dispatched in described interruption simultaneously
State work queue W and judge the screen state in which of presently described mobile device and the output signal of described induction installation；
Processing procedure during closure described protection shell includes step：
S11, when by described work queue W judge system be currently at screen bright screen state and judge described sensing dress
When the output signal put represents that protection shell is in closure state, then simulation sends a power key message to notify system to enter
Standby mode；
After S12, system receive described power key message, then enter standby mode and automatically lock screen lock.
2. method according to claim 1, is characterized in that, described induction installation is positioned close to described mobile device screen table
The position in face.
3. method according to claim 1, is characterized in that, described induction installation is Hall switch, described triggering induction installation
Equipment be magnet.
4. method according to claim 3, is characterized in that, between the back cover of described Hall switch and described mobile device,
Or it is behind or relative with the back cover of described mobile device in described protection shell in the described magnet of described protection shell
The position setting magnetic conductivity part of corresponding described Hall switch on another side.
5. method according to claim 1, is characterized in that, described mobile device includes but is not limited to panel computer, intelligent hand
The mechanical, electrical philosophical works and notebook computer.
6. method according to claim 1, is characterized in that, opens processing procedure during described protection shell and specifically includes step
Suddenly：
S21, when by described work queue W judge system be currently at screen black state and judge described sensing dress
When the output signal put represents that protection shell is in open mode, then simulation sends a power key message to notify system to enter
Awakening mode；
After S22, system receive described power key message, then enter awakening mode, judge to cause described power supply key events simultaneously
Whether equipment is described induction installation, if so, then produces a delay dispatching；
S23, after a preset amount of time, executes described delay dispatching：Judge whether current screen is in bright screen state, if so, then
Judging whether to be provided with screen lock, if so, then judging described screen lock type whether code type screen lock, if it is not, then automatically solving
Lock.
7. method according to claim 1, is characterized in that, also include step：
S13, when system receive screen arbitrarily can be led to become the message of awakening mode from standby mode when, dispatch described work team
Row W, if described work queue W judges that the output signal of described induction installation represents that protection shell is in closure state, then
Secondary simulation sends a power key message to notify system to enter standby mode.
8. a kind of mobile device, is characterized in that it is adaptable to arbitrary methods described in claim 1-7.
9. a kind of mobile device protects shell, it is characterized in that it is adaptable to arbitrary methods described in claim 1-7.
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| CN201310594532.8A CN103793243B (en) | 2013-11-22 | 2013-11-22 | screen locking/unlocking method of mobile device, mobile device and protective shell |
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| CN201310594532.8A CN103793243B (en) | 2013-11-22 | 2013-11-22 | screen locking/unlocking method of mobile device, mobile device and protective shell |
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| CN106292846A (en) * | 2015-05-22 | 2017-01-04 | 中兴通讯股份有限公司 | Electronic equipment, protection overlap and are applied to the method renovating detection of electronic equipment |
| CN105242770B (en) * | 2015-11-03 | 2019-07-19 | 上海斐讯数据通信技术有限公司 | A kind of method and system of Android device folding lid |
| CN105844182A (en) * | 2016-03-16 | 2016-08-10 | 合肥联宝信息技术有限公司 | Screen locking method and device of notebook computer and the notebook computer |
| CN106339168B (en) * | 2016-08-22 | 2020-10-16 | 北京小米移动软件有限公司 | Screen control method and device |
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