CN102868821A - Screen activating and unlocking method for mobile terminal - Google Patents
Screen activating and unlocking method for mobile terminal Download PDFInfo
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- CN102868821A CN102868821A CN2012103512661A CN201210351266A CN102868821A CN 102868821 A CN102868821 A CN 102868821A CN 2012103512661 A CN2012103512661 A CN 2012103512661A CN 201210351266 A CN201210351266 A CN 201210351266A CN 102868821 A CN102868821 A CN 102868821A
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02D—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN INFORMATION AND COMMUNICATION TECHNOLOGIES [ICT], I.E. INFORMATION AND COMMUNICATION TECHNOLOGIES AIMING AT THE REDUCTION OF THEIR OWN ENERGY USE
- Y02D30/00—Reducing energy consumption in communication networks
- Y02D30/70—Reducing energy consumption in communication networks in wireless communication networks
Abstract
The invention discloses a screen activating and unlocking method for a mobile terminal. The mobile terminal is provided with a light-sensitive sensor or a camera as a light measuring device. The method comprises the following steps of: when a mobile phone is in a screen-locked standby state, detecting outside brightness change and judging whether a light ray shading action (hereafter referred as light shading action) of users exists; recording the duration time and the continuation time of the light shading action; and judging whether the duration time and the continuation time of the light shading action meet a preset unlocking condition, and when the duration time and the continuation time meet the unlocking condition, lighting and unlocking the screen, otherwise, keeping the screen-locked standby state. According to the method, the light shading action of the user is detected through the light-sensitive sensor or the front-facing camera, can make the one-hand unlocking operation relatively convenient, and optimizes the unlocking action; by setting the light shading time and the time of light shading, the accuracy of execution of unlocking is guaranteed; and simultaneously, the injury caused by frequent unlocking operations on physical keys, such as a power button, is avoided.
Description
Technical field
The screen that the present invention relates to a kind of portable terminal activates and unlock method.
Background technology
At present, day by day maturation along with touch screen technology, the touch-screen input is as a kind of novel man-machine interaction mode, obtain using more and more widely at portable terminals such as mobile phone, panel computers, thereby make the input medium on these terminal equipments convert touch-screen to by peripheral hardwares such as keyboard, mouse, writing pens, make the lightening trend of product more and more obvious, display interface is more and more broader simultaneously, and user's experience obtains the raising of the property changed.The physical button that adopts on the existing touch-screen mobile phone on the market is fewer and feweri, is to adopt the physical button structure basically but separate locking key.The user need to light screen by pressing this solution locking key, then by finger sliding or press and touch to implement unlocking screen.For more and more pursuing high efficiency modern, this release step process is too complicated, and because the use of solution locking key is very frequent, adopts the physical button structure to cause easily damage.
Summary of the invention
In order to overcome the weak point of the prior art of above-mentioned indication, the screen that the invention provides a kind of portable terminal activates and unlock method, to optimize the release action, the damage that the frequent releases of physical button such as minimizing power key cause.
The present invention is achieved by the following technical solutions:
A kind of screen of portable terminal activates and unlock method, and described portable terminal arranges photosensitive sensor or camera as light measurer, and described method comprises:
A, be in the screen locking holding state when mobile phone, detect exterior light brightness and change the action that shuts out the light that judges whether to exist the user, hereinafter to be referred as the action of being in the light;
B, to be in the light the action duration and read-around ratio carry out record;
Whether c, the duration of judging the action of being in the light and read-around ratio satisfy default unlocking condition, when satisfying described unlocking condition, light screen and release, otherwise keep the screen locking holding state.
In the present invention, step a descends to rising after reaching a minimum threshold values and reaches a normal threshold values when described photosensitive sensor or camera detect exterior light brightness, then is judged as a complete action of being in the light.
Before the described step a, also the minimum threshold values of described exterior light brightness pre-seted, step comprises:
The user implements to hide action to the sensitization position of photosensitive sensor or camera;
The a plurality of brightness values of photosensitive sensor or camera collection;
These a plurality of brightness values averaged are obtained minimum threshold values.
Before the described step a, also the normal threshold values of described exterior light brightness pre-seted, step comprises:
Make the sensitization position of photosensitive sensor or camera be in naked state;
The a plurality of brightness values of photosensitive sensor or camera collection;
These a plurality of brightness values averaged are obtained normal threshold values.
The described duration of being in the light action refers to that photosensitive sensor or camera reach a minimum threshold values to the duration of rising till reaching a normal threshold values from detecting exterior light brightness decline.
The described read-around ratio that is in the light action refers between any two time interval less than the number of times that recurs of the action of being in the light in default time limit, describedly is limited to 0.1-1 second when default.
Also comprise before the described step a unlocking condition is set, duration and the read-around ratio of moving limits to being in the light.
The limited range of duration of action of being in the light in the described default unlocking condition is 1-5 second, and the limited range of read-around ratio is for once or more than twice.
Compared with prior art, the present invention detects user's the action of being in the light by photosensitive sensor or front-facing camera, can make singlehanded release convenient, screen lighted by mobile phone and release is finished by the action of being in the light in photosensitive sensor or the enforcement of front-facing camera the place ahead, optimizes the release action; Guarantee the accuracy that release is carried out by be in the light time and the number of times that is in the light of setting; Can reduce simultaneously the damage that the frequent release of physical button such as power key causes.
Description of drawings
Accompanying drawing 1 is that the screen of the portable terminal of the embodiment of the invention activates and the schematic flow sheet of unlock method;
Accompanying drawing 2 is that the screen of the portable terminal of the embodiment of the invention activates and the structural representation of tripper.
Embodiment
For the ease of those skilled in the art's understanding, the invention will be further described below in conjunction with accompanying drawing.
The screen that the invention discloses a kind of portable terminal activates and unlock method, described portable terminal arranges photosensitive sensor or camera as light measurer, because photosensitive sensor or camera are used widely in mobile terminal device in the prior art, thereby the enforcement of method of the present invention should not be subject to the restriction of hardware device, and described screen activates and unlock method comprises:
A, be in the screen locking holding state when mobile phone, detect exterior light brightness and change the action that shuts out the light that judges whether to exist the user, hereinafter to be referred as the action of being in the light;
B, to be in the light the action duration and read-around ratio carry out record;
Whether c, the duration of judging the action of being in the light and read-around ratio satisfy default unlocking condition, when satisfying described unlocking condition, light screen and release, otherwise keep the screen locking holding state.
In the present invention, the photometry inductor that photosensitive sensor or camera are built-in, light signal is converted to electronic signal, pass to again the processor calculating of camera, the exterior light luminance parameter that detects with described photosensitive sensor or camera is changed to foundation, judges whether the user implements to be in the light action to this photosensitive sensor or camera position.Brightness is the bright degree of expression light-emitting area, refer to that light-emitting area is at the luminous intensity of assigned direction and the ratio of the area of the light-emitting area of vertical and assigned direction, represent with L, namely from surface reflection luminous flux out, unit be candela/square metre, this parameter can reflect the brightness impression of extraneous light intuitively.In the prior art, the measurement of this brightness parameter utilizes photosensitive sensor or the first-class light measurer of making a video recording can reach higher precision, as the foundation that whether is in the light, be enough to distinguish under the natural environment state with light-blocking state under brightness.Particularly, descend to rising after reaching a minimum threshold values and reach a normal threshold values when described photosensitive sensor or camera detect exterior light brightness among the step a, then be judged as a complete action of being in the light.Corresponding this exterior light brightness change procedure, hide the sensitization position of this photosensitive sensor or camera with finger as the user, the camera lens of front-facing camera for example, then exterior light brightness descends until reach minimum threshold values, the finger that continues for some time rear user is opened from this photographic department displacement, exterior light brightness is risen until reach a normal threshold values, and this is a complete action of being in the light.
Before the described step a, also need the minimum threshold values of described exterior light brightness is pre-seted, its step comprises:
The user implements to hide action to the sensitization position of photosensitive sensor or camera;
Photosensitive sensor or camera collection are in a plurality of brightness values under the covering state;
These a plurality of brightness values averaged are obtained minimum threshold values.
Before the described step a, also need the normal threshold values of described exterior light brightness is pre-seted, its step comprises:
Make the sensitization position of photosensitive sensor or camera be in naked state;
Photosensitive sensor or camera collection are in a plurality of brightness values under the naked state;
These a plurality of brightness values averaged are obtained normal threshold values.
The minimum threshold values of described exterior light brightness is the brightness values when user finger hides fully to the sensitization position of photosensitive sensor or camera, described normal threshold values is under the general environment, namely without the brightness values under the environment that is in the light, the value of this normal threshold values should adapt to various luminous environments, so that the judge module of system can accurately be identified the action of being in the light that the user implements in different luminous environments.This minimum threshold values and normal threshold values are preset by the self-learning function of portable terminal.When enabling screen activation of the present invention and unlocking function for the first time, the system prompt user implements to hide action or make photosensitive sensor or camera collection be in the covering state to the sensitization position of photosensitive sensor or camera, then gather brightness values, and repetition multi collect, then a plurality of brightness values averaged that collect are obtained minimum threshold values or normal threshold values, and this two threshold values can in use continue debugging, to improve accuracy.
The described duration of being in the light action refers to that photosensitive sensor or camera reach a minimum threshold values to the duration of rising till reaching a normal threshold values from detecting exterior light brightness decline, namely descend when reaching a minimum threshold values from detecting exterior light brightness from photosensitive sensor or camera, the beginning timing, rise when reaching duration till the normal threshold values to detecting exterior light brightness, finish timing, the duration that obtains is a duration of being in the light and moving.The described read-around ratio that is in the light action refers between any two time interval less than the number of times that recurs of the action of being in the light in default time limit, describedly is limited to 0.1-1 second when default, this default time limit limited before and after two time intervals of being in the light action.By this duration and read-around ratio are set, can judge accurately that the action of being in the light that this photosensitive sensor or front-facing camera are implemented is for there being purpose, consciously, release is moved targetedly, with the misoperation that prevents that other foreign matters are in the light and cause the accident of photosensitive sensor or front-facing camera, for example when mobile phone is positioned over parcel or pocket, reach minimum threshold values although detect exterior light brightness decline, as long as but be in the light the action duration and read-around ratio do not mate, mobile phone still keeps the screen locking holding state.Only the user implement for the sensitization position of photosensitive sensor or front-facing camera with unlocking condition in duration and being in the light during action of read-around ratio coupling, cell phone system just can be carried out the bright screen unlock command, thereby has effectively guaranteed the accuracy of release.
Also comprise before the described step a unlocking condition is set, duration and the read-around ratio of moving limits to being in the light.Particularly, the limited range of the duration of the action of being in the light in the described default unlocking condition is 1-5 second, and the limited range of read-around ratio is for once or more than twice.This unlocking condition can be set up on their own by the user according to user's actual needs and use habit.
In preferred embodiment of the present invention, as shown in Figure 1, take touch-screen mobile phone as example, as light measurer, the step of its screen activation and unlock method is as follows with front-facing camera for this touch-screen mobile phone:
Step 001 arranges unlocking condition, and the duration that limits the action of being in the light is 1-2 second, and read-around ratio is twice;
Step 002, when mobile phone is in the screen locking holding state, front-facing camera detects exterior light brightness to be changed;
Step 003 judges whether to exist user's the action that shuts out the light, if, execution in step 004, otherwise return step 002;
Step 004 is carried out record to duration and the read-around ratio of the action of being in the light;
Step 005 judges whether the duration of the action of being in the light and read-around ratio satisfy default unlocking condition, and whether the duration of the action of namely being in the light is at 1-2 between second, whether reach read-around ratio is twice, if, execution in step 006, otherwise, keep the screen locking holding state, return step 002;
Step 006 is lighted screen and release.
Further, the mobile phone in the step 002 is in the screen locking holding state and refers to that mobile phone screen is in and put out screen locking state or bright screen locking state.Put out the screen locking state and after unlocking condition coupling, mobile phone is lighted screen and release when mobile phone is in, finish simultaneously mobile phone by the action of being in the light and light screen and unlocking operation; When mobile phone is in the bright screen locking state and after unlocking condition coupling, the mobile phone release.
The present invention also provides a kind of screen of portable terminal to activate and tripper, as shown in Figure 2, comprising:
Detection module is used for detecting the action that shuts out the light that exterior light brightness changes to judge whether to exist the user, hereinafter to be referred as the action of being in the light when mobile phone is in the screen locking holding state;
Logging modle is used for this duration and read-around ratio that is in the light action is carried out record;
Judge module is for judging whether duration and the read-around ratio of moving that be in the light satisfies default unlocking condition;
Executive Module is used for lighting screen and release when satisfying described unlocking condition.
Above content is the further description of the present invention being done in conjunction with concrete optimal way, should not assert that implementation of the present invention is confined to above explanation.For those skilled in the art; without departing from the inventive concept of the premise; can also make some simple deduction or replace; such as adopting other reflection light Varying parameters such as the measured light intensity of photosensitive sensor or camera, illuminance, luminous flux as judging the user whether to this photosensitive sensor or camera position implement the to be in the light foundation of action, all should be considered as within the definite protection range of the claim submitted to by the present invention.
Claims (8)
1. the screen of a portable terminal activates and unlock method, and this portable terminal arranges photosensitive sensor or camera as light measurer, and described method comprises:
A, be in the screen locking holding state when mobile phone, detect exterior light brightness by photosensitive sensor or camera and change the action that shuts out the light that judges whether to exist the user, hereinafter to be referred as the action of being in the light;
B, to be in the light the action duration and read-around ratio carry out record;
Whether c, the duration of judging the action of being in the light and read-around ratio satisfy default unlocking condition, when satisfying described unlocking condition, light screen and release, otherwise keep the screen locking holding state.
2. the screen of portable terminal according to claim 1 activates and unlock method, it is characterized in that: step a descends to rising after reaching a minimum threshold values and reaches a normal threshold values when described photosensitive sensor or camera detect exterior light brightness, then is judged as a complete action of being in the light.
3. the screen of portable terminal according to claim 2 activates and unlock method, it is characterized in that before the described step a, also the minimum threshold values of described exterior light brightness pre-seted, step comprises:
The user implements to hide action to the sensitization position of photosensitive sensor or camera;
The a plurality of brightness values of photosensitive sensor or camera collection;
These a plurality of brightness values averaged are obtained minimum threshold values.
4. the screen of portable terminal according to claim 3 activates and unlock method, it is characterized in that before the described step a, also the normal threshold values of described exterior light brightness pre-seted, step comprises:
Make the sensitization position of photosensitive sensor or camera be in naked state;
The a plurality of brightness values of photosensitive sensor or camera collection;
These a plurality of brightness values averaged are obtained normal threshold values.
5. the screen of portable terminal according to claim 4 activates and unlock method, it is characterized in that: the described duration of being in the light action refers to that photosensitive sensor or camera reach a minimum threshold values to the duration of rising till reaching a normal threshold values from detecting exterior light brightness decline.
6. the screen of portable terminal according to claim 5 activates and unlock method, it is characterized in that: the described read-around ratio that is in the light action refers between any two time interval less than the number of times that recurs of the action of being in the light in default time limit, describedly is limited to 0.1-1 second when default.
7. the screen of portable terminal according to claim 6 activates and unlock method, it is characterized in that: comprise also before the described step a unlocking condition is set that duration and the read-around ratio of moving limits to being in the light.
8. the screen of portable terminal according to claim 7 activates and unlock method, it is characterized in that: the limited range of the duration of the action of being in the light in the described default unlocking condition is 1-5 second, and the limited range of read-around ratio is for once or more than twice.
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