A kind of system wake-up method and device
Technical field
The present embodiments relate to electronic technology field, more particularly, to a kind of system wake-up method and device.
Background technology
With the continuous progress of electronic technology, fingerprint recognition as a kind of safer identity authentication mode, gradually
Become one of standard configuration of various electronic equipments.
Capacitive fingerprint identification commonly used on the market at present is because be that pressing type fingerprint senses it is impossible to penetrate screen glass
Glass, leads to electronic equipment can only wake up system using button fingerprint identification technology, and cannot adopt concealed fingerprint
(Underglass) technology of identification.And optical finger print identification can penetrate screen glass, and price comparison is cheaply such that it is able to make
Use concealed fingerprint identification technology.Underglass optical finger print identification arise at the historic moment, because its fingerprint induction zone do not have entity by
Key, so needing to add system wake-up function, as long as and existing system wake-up function is fingerprint induction zone contact conductor with regard to energy
Produce and interrupt, the identification lamp of optical finger print will be lit, system will go to gather fingerprint.
For existing system wake-up function, if not being now the interruption of finger triggering, will result in the mistake of system
Wake up, lead to the unnecessary electricity of electronic equipment to waste, such as, when electronic equipment is placed in trouser pocket, when on foot, cloth does not stop
Friction screen, the system of may result in is awakened as frequently as those utilized in conventional solutions.
Content of the invention
The embodiment of the present invention provides a kind of system wake-up method and device, to improve the reliability of system wake-up, reduces by mistake
The probability waking up, saves electricity.
In a first aspect, embodiments providing a kind of system wake-up method, including:
When the conductor induction zone that external conductor touches in fingerprint module is detected, during generation is corresponding with conductor induction zone
Break signal, is provided with least two conductor induction zones in described fingerprint module;
Obtain the first information, the described first information includes the total quantity of all interrupt signals simultaneously producing and/or generation
The positional information of the conductor induction zone of interrupt signal;
When the first information meets pre-conditioned, wake up system.
Second aspect, the embodiment of the present invention additionally provides a kind of system wake-up device, and this device includes:
Interrupt signal generation module, during for the conductor induction zone in external conductor touch fingerprint module is detected, produces
Raw interrupt signal corresponding with conductor induction zone, is provided with least two conductor induction zones in described fingerprint module;
First information acquisition module, for obtaining the first information, the described first information includes all interruptions simultaneously producing
The positional information of the conductor induction zone of the total quantity of signal and/or generation interrupt signal;
System wake-up module, for when the first information meets pre-conditioned, waking up system.
The present invention passes through to arrange at least two conductor induction zones in fingerprint module, and synchronization generation interruption is detected
The sum of signal and/or position reach pre-conditioned after, just wake up system, solve and led to by false triggering because of fingerprint induction zone
The problem that is awakened as frequently as those utilized in conventional solutions of system, improve the reliability of system wake-up, reduce the probability of false wake-up, save electricity.
Brief description
Fig. 1 is a kind of schematic flow sheet of system wake-up method that the embodiment of the present invention one provides;
Fig. 2 is a kind of schematic flow sheet of system wake-up method that the embodiment of the present invention two provides;
Fig. 3 is the fingerprint module schematic diagram comprising nine conductor induction zones;
Fig. 4 is a kind of schematic flow sheet of system wake-up method that the embodiment of the present invention three provides;
Fig. 5 is a kind of schematic flow sheet of system wake-up method that the embodiment of the present invention four provides;
Fig. 6 is a kind of structural representation of system wake-up device that the embodiment of the present invention five provides.
Specific embodiment
The present invention is described in further detail with reference to the accompanying drawings and examples.It is understood that this place is retouched
The specific embodiment stated is used only for explaining the present invention, rather than limitation of the invention.It also should be noted that, in order to just
Part related to the present invention rather than entire infrastructure is illustrate only in description, accompanying drawing.
Embodiment one
Fig. 1 is a kind of schematic flow sheet of system wake-up method that the embodiment of the present invention one provides, and the method is applicable to
Based on the system wake-up situation of fingerprint recognition, the method can be executed by system wake-up device, this device can by hardware and/or
Software forms, and typically can be integrated in mobile phone, computer and all intelligent terminal comprising fingerprint identification function.Specifically include
As follows:
When S110, the conductor induction zone detecting in external conductor touch fingerprint module, produce and conductor induction zone pair
The interrupt signal answered, is provided with least two conductor induction zones in described fingerprint module.
Wherein, external conductor can be the materials such as human body, such as finger or electric silica gel.Interrupt signal
Can be produced by capacitor trigger, a capacitor trigger produces an interrupt signal, an electricity is set in a conductor induction zone
Hold.Arrange at least two conductor induction zones to be advantageous in that in fingerprint module, can be produced according at least two conductor induction zones
Raw interrupt signal comes whether comprehensive descision is mistaken touch, decreases the probability that the system leading to because of mistaken touch is waken up, carries
Rise the reliability of system wake-up function.When system is in normal operating condition, that is, it is under wake-up states and does not need fingerprint
During unlocking function, the electric capacity for producing interrupt signal may be multiplexed, and is supplied to other modules and uses, for example, can be used for shielding
Curtain sensing etc., with effective resource utilization increasing equipment.
Exemplary, be provided with four conductor induction zones in fingerprint module, when have external conductor touch wherein certain or
During four fingerprint induction zones, the electric capacity that is arranged in these fingerprint induction zones will produce interruption after receiving touch sensible electric current
Signal.
S120, obtain the first information, the described first information include the total quantity of all interrupt signals simultaneously producing and/or
Produce the positional information of the conductor induction zone of interrupt signal.
Specifically, the executive agent obtaining the first information can be the MCU (Microcontroller of low-power consumption in terminal
Unit, micro-control unit), this MCU can be separately set in terminal, still can be at work when system enters sleep state
State, due to power consumption very low so not taking electricity.The interrupt signal total quantity obtaining is to produce the same time, that is, by with once
All interrupt signals that external conductor touches and triggers, the positional information of the conductor induction zone of the generation interrupt signal of acquisition is permissible
It is all co-ordinate position information of conductor induction zone producing interrupt signal or relative position information.
Exemplary, system is waken up before all by fingerprint module carry on the MCU of low-power consumption, to reduce equipment electricity
Consumption, after sensing that external conductor triggering conductor induction zone produces interrupt signal, by the sum of interrupt signal and/or all
The co-ordinate position information producing the conductor induction zone of interrupt signal sends to the MCU of low-power consumption, subsequently to be judged whether
For false triggering.
S130, when the first information meets pre-conditioned, wake up system.
Specifically, only when total quantity and/or the conductor induction zone producing interrupt signal of all interrupt signals obtaining
Positional information when meeting certain pre-conditioned, just can wake up system, so setting is advantageous in that, can prevent false triggering
And the problem that the system leading to is awakened as frequently as those utilized in conventional solutions, and then reduce the unnecessary electricity waste of equipment.
The technical scheme of the present embodiment, by arranging at least two conductor induction zones in fingerprint module, and detects same
One moment produce the sum of interrupt signal and/or position reach pre-conditioned after, just wake-up system.Make use of to multiple conductor senses
Answer area to carry out detecting the advantage that can reduce false triggering probability simultaneously, solve in prior art because fingerprint induction zone is easily by false touch
The technical problem that the system sent out and lead to is awakened as frequently as those utilized in conventional solutions, improves the reliability of system wake-up, reduces the probability of false wake-up, saves
Electricity it is achieved that relatively reliable system wake-up function, thus reach reducing the effect that unnecessary electricity wastes.
Due in some cases, some other conductors or be placed on friction in pocket and create electrostatic it is also possible to make
Conductor induction zone produces interrupt signal, and meet pre-conditioned thus waking up system although such probability very little, but
Belong to false wake-up.
Therefore on the basis of technique scheme, in order to improve the reliability of system wake-up further, reduce false wake-up
Probability, described wake-up system preferably can be optimized for further:Triggering fingerprint module is lighted fingerprint lamp and described conductor is entered
Row fingerprint collecting;When collecting finger print information, lighting system screen.
In optical finger print technology of identification, be by finger under the irradiation of built-in fingerprint lamp, fingerprint image is adopted
Collection, thus carry out the process of fingerprint recognition.Thus in the case of using optical finger print technology of identification, need to light fingerprint lamp
Fingerprint collecting can be carried out, and after collection finishes, when identification is finger print information, just lighting screen is advantageous in that, can avoid
Carry out screen to light, thus causing the problem that equipment electricity wastes in the case of not collecting finger print information.
Further, for the terminal being provided with finger print identifying, also finger print identifying, certification can be carried out to the finger print information of collection
Enter system when successful, during authentification failure, show corresponding error message;For the terminal being not provided with finger print identifying, can be direct
In entrance system respective interface.
Embodiment two
A kind of schematic flow sheet of system wake-up method that Fig. 2 provides for the embodiment of the present invention two.The present embodiment is with above-mentioned
It is optimized based on embodiment, there is provided the method for preferred system wake-up, specifically, described pre-conditioned optimize further
For:The total quantity of interrupt signal reaches predetermined threshold value.
When S210, the conductor induction zone detecting in external conductor touch fingerprint module, produce and conductor induction zone pair
The interrupt signal answered, is provided with least two conductor induction zones in described fingerprint module.
S220, obtain the first information, the described first information include the total quantity of all interrupt signals simultaneously producing and/or
Produce the positional information of the conductor induction zone of interrupt signal.
S230, when the total quantity that the first information meets interrupt signal reaches predetermined threshold value, wake up system.
Exemplary, as shown in figure 3, for the fingerprint module 30 comprising nine conductor induction zones, pre-conditioned for interrupting
The total quantity of signal reaches predetermined threshold value 5, is subject to external conductor when meeting any 5 and above conductor induction zone simultaneously
During contact, you can wake up system, so setting is advantageous in that, when conductor induction zone negligible amounts, in order to reduce false wake-up
Probability, it usually needs meet all conductor induction zones has the contact ability wake-up system of external conductor simultaneously, therefore set pre-
If only meeting quantity term during condition, again position need not be defined, reducing the terminal processes time, improve terminal fortune
Line efficiency, can also avoid because false triggering is less than the conductor induction zone of predetermined threshold value number simultaneously and lead to what system was waken up to ask
Topic, improves the reliability of system wake-up function.
The technical scheme of the present embodiment, by only when the total quantity that the first information meets interrupt signal reaches default threshold
Value, just wakes up system, thus reducing the terminal processes time, improves terminal operating efficiency, the system that simultaneously reduces is by false wake-up
Probability it is achieved that relatively reliable system wake-up function, thus reach reducing the effect that unnecessary electricity wastes.
Embodiment three
A kind of schematic flow sheet of system wake-up method that Fig. 4 provides for the embodiment of the present invention three.The present embodiment is with above-mentioned
It is optimized based on each embodiment, there is provided the method for preferred system wake-up, specifically, as interchangeable technical side
Case, described pre-conditioned preferably could alternatively be:The compound mode of all positional informationes obtaining is default compound mode, described
It is a closed area that default compound mode makes the region of all conductor induction zones composition.
When S410, the conductor induction zone detecting in external conductor touch fingerprint module, produce and conductor induction zone pair
The interrupt signal answered, is provided with least two conductor induction zones in described fingerprint module.
S420, obtain the first information, the described first information include the total quantity of all interrupt signals simultaneously producing and/or
Produce the positional information of the conductor induction zone of interrupt signal.
S430, when the compound mode that the first information meets all positional informationes obtaining is default compound mode, wake up
System, it is a closed area that described default compound mode makes the region of all conductor induction zones composition.
Wherein, closing is meant that the conductor induction zone producing interrupt signal is adjacent and continuous each other.
Exemplary, as shown in figure 3, be provided with fingerprint module 30 comprising the first conductor induction zone 301, the second conductor sense
Answer area 302, the 3rd conductor induction zone 303, the 4th conductor induction zone 304, the 5th conductor induction zone 305, the 6th conductor induction zone
306th, the 7th conductor induction zone 307, the 8th conductor induction zone 308, the feelings of the 9th this nine conductor induction zones of conductor induction zone 309
Condition.Default compound mode can be the combination of this nine conductor induction zones all, then only work as and this nine conductors sensings is detected
When area is all contacted and produces interrupt signal by external conductor simultaneously, just can wake up system;Default compound mode can also be
Second conductor induction zone 302, the 4th conductor induction zone 304, the 5th conductor induction zone 305, the 6th conductor induction zone the 306, the 8th
The combination of this five conductor induction zones of conductor induction zone 308, then only ought detect this five conductor induction zones and all be subject to simultaneously
When contacting and producing interrupt signal of external conductor, just can wake up system.
Compound mode the pre-conditioned all positional informationes being set to and obtaining is that default compound mode is advantageous in that,
Can avoid for example leading to because of medicated clothing friction touches several conductor senses that wherein some and/or relative position are not closed
Answer area, thus leading to system by the problem of false wake-up, reducing system by the probability of false wake-up, improving the reliability of system wake-up function
Property.
Reach predetermined threshold value with respect to by the pre-conditioned total quantity being set to interrupt signal, there are such a limit feelings
Condition is, when the conductor induction zone total quantity producing interrupt signal reaches predetermined threshold value, system is it could also be possible that by false wake-up.Example
As, as shown in figure 3, for the fingerprint module 30 comprising nine conductor induction zones, if predetermined threshold value is set to 5, a kind of limit feelings
Condition is affected by external conductor and touches and produce the conductor induction zone of interruption to be had:First induction zone 301, the second induction zone the 302, the 4th
Induction zone 304, the 5th induction zone 305, the 9th induction zone 309, though the total quantity at this moment meeting interrupt signal reaches predetermined threshold value
5, but this these region is not discontinuously hence it is evident that be it is thus possible to be the system being led to due to false triggering by fingerprint come triggering
False wake-up situation.
Now it is necessary to be default closed composition by the compound mode judging all positional informationes obtaining
Mode is determining whether this limiting case, and the compound mode of the pre-conditioned all positional informationes being set to and obtaining is
Default compound mode is advantageous in that, the system under this limiting case can be avoided by the problem of false wake-up, raising system is called out
The reliability of awake function.
The technical scheme of the present embodiment, by only working as the compound mode that the first information meets all positional informationes obtaining
For preset compound mode, just wake-up system, thus the system that reduces by the probability of false wake-up it is achieved that relatively reliable system is called out
Awake function, thus reach reduce the effect that unnecessary electricity wastes.
Example IV
A kind of schematic flow sheet of system wake-up method that Fig. 5 provides for the embodiment of the present invention four.The present embodiment is with above-mentioned
It is optimized based on each embodiment, there is provided the method for preferred system wake-up, preferably meet default bar in the first information
After part, further increase:Whether there is shelter, if it is not, then waking up in triggering distance sensing device detection preset range
System.
When S510, the conductor induction zone detecting in external conductor touch fingerprint module, produce and conductor induction zone pair
The interrupt signal answered, is provided with least two conductor induction zones in described fingerprint module.
S520, obtain the first information, the described first information include the total quantity of all interrupt signals simultaneously producing and/or
Produce the positional information of the conductor induction zone of interrupt signal.
S530, when the first information meets pre-conditioned, triggering distance sensing device detection preset range in whether have screening
Block material, if it is not, then the system of wake-up.
Wherein, distance sensing device can be range sensor or the device with distance measurement function, and here is not made
Limit.Distance sensing device is arranged on outside fingerprint module, to ensure the effectiveness of its covering analyte detection.Preset range can root
Induction sensitivity according to the conductor induction zone of physical device to determine, if sensitivity height, preset range can arrange slightly larger one
A bit, if sensitivity is low, preset range can arrange smaller.Block when distance sensing device detects in preset range
During thing, then explanation is the false triggering that covered thing covers and leads to, then do not wake up system;When the default model of distance sensing device detection
When there is no shelter in enclosing, then the false triggering that the whether covered thing of explanation covers and leads to, then wake up system.
Exemplary, a kind of system can be caused to be, when terminal unit is placed in trouser pocket, to walk by the situation of false wake-up
During road, cloth ceaselessly rubs screen, and the system of may result in is awakened as frequently as those utilized in conventional solutions.Therefore, the detection increasing shelter can avoid this
In the case of kind having overcover, system is by the problem of false wake-up.
The technical scheme of the present embodiment, detects in preset range whether there is shelter by triggering distance sensing device, comes
Judge whether wake-up system, thus decreasing the system leading to because of overcover by the probability of false wake-up it is achieved that relatively reliable
System wake-up function, thus reach reducing the effect that unnecessary electricity wastes.
On the basis of technique scheme, as interchangeable technical scheme, preferably the first information is met default
Operation after condition replaces with:Obtain the pressure value that external conductor touches the conductor induction zone in fingerprint module, work as pressure value
When in preset range, wake up system.
Wherein, the pressure value of conductor induction zone can be obtained by setting pressure transducer below screen, and pressure passes
Sensor can detect different degrees of pressure and draw corresponding pressure value, the preset range of pressure value can be according to practical situation
To determine.When the pressure value of the conductor induction zone in the external conductor touch fingerprint module obtaining is in preset range, explanation
It is that finger touches, then wake up system;When the external conductor obtaining touches the pressure value of the conductor induction zone in fingerprint module pre-
If when outside scope, explanation is not that finger touches, then do not wake up system.
The pressure value that detection external conductor touches the conductor induction zone in fingerprint module is advantageous in that, can avoid equipment
Because in the state of being placed on such as Bao Li etc. to be in be extruded, and the system leading to is by the problem of false triggering.
Preferably, the technical scheme in the present embodiment can also be:When the first information meets pre-conditioned, trigger distance
Whether there is shelter, if it is not, then obtaining external conductor to touch the conductor in fingerprint module in induction installation detection preset range
The pressure value of induction zone, when pressure value is in preset range, wakes up system.So improve the reliability of system wake-up further
Property, reduce the probability of false wake-up.
It is further preferred that the technical scheme in the present embodiment can also be:When the first information meets pre-conditioned, obtain
Take external conductor to touch the pressure value of the conductor induction zone in fingerprint module, when pressure value is in preset range, trigger distance
Whether there is shelter in induction installation detection preset range, if it is not, then the system of wake-up.So improve system wake-up further
Reliability, reduces the probability of false wake-up.
Embodiment five
Fig. 6 is a kind of schematic flow sheet of system wake-up device that the embodiment of the present invention five provides, and this device is applicable to
Based on the system wake-up situation of fingerprint recognition, this device can be made up of hardware and/or software, and it is mechanical, electrical typically can be integrated in handss
In brain and all intelligent terminal comprising unlocked by fingerprint function.With reference to Fig. 5, described system wake-up device includes:Interrupt signal
Generation module 510, first information acquisition module 520, system wake-up module 530, are specifically described to each module below.
Interrupt signal generation module 510, during for the conductor induction zone in external conductor touch fingerprint module is detected,
Produce interrupt signal corresponding with conductor induction zone, in described fingerprint module, be provided with least two conductor induction zones;
First information acquisition module 520, for obtaining the first information, the described first information include producing simultaneously all in
The positional information of the conductor induction zone of the total quantity of break signal and/or generation interrupt signal;
System wake-up module 530, for when the first information meets pre-conditioned, waking up system.
Optionally, described pre-conditioned inclusion:
The total quantity of interrupt signal reaches predetermined threshold value;Or
The compound mode of all positional informationes obtaining is default compound mode, and described default compound mode makes all leading
It is a closed area that body-sensing answers the region that district's groups become.
Optionally, described wake-up system includes:
Triggering fingerprint module is lighted fingerprint lamp and is carried out fingerprint collecting to described conductor;
When collecting finger print information, lighting system screen.
Optionally, also include:
Shelter detection module, for the first information meet pre-conditioned after, triggering distance sensing device detection is pre-
If whether having shelter in scope, if it is not, then the system of wake-up.
Optionally, also include:
Pressure value acquisition module, for the first information meet pre-conditioned after, obtain external conductor touch fingerprint mould
The pressure value of the conductor induction zone in group, when pressure value is in preset range, wakes up system.
The said goods can perform the method that any embodiment of the present invention is provided, and possesses the corresponding functional module of execution method
And beneficial effect.
Note, above are only presently preferred embodiments of the present invention and institute's application technology principle.It will be appreciated by those skilled in the art that
The invention is not restricted to specific embodiment described here, can carry out for a person skilled in the art various obvious changes,
Readjust and substitute without departing from protection scope of the present invention.Therefore although being carried out to the present invention by above example
It is described in further detail, but the present invention is not limited only to above example, without departing from the inventive concept, also
Other Equivalent embodiments more can be included, and the scope of the present invention is determined by scope of the appended claims.