CN109766132A - A kind of unlocked by fingerprint speed-optimization device and recognition methods and smart machine - Google Patents
A kind of unlocked by fingerprint speed-optimization device and recognition methods and smart machine Download PDFInfo
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- CN109766132A CN109766132A CN201811615290.5A CN201811615290A CN109766132A CN 109766132 A CN109766132 A CN 109766132A CN 201811615290 A CN201811615290 A CN 201811615290A CN 109766132 A CN109766132 A CN 109766132A
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Abstract
The invention discloses a kind of unlocked by fingerprint speed-optimization device and recognition methods and smart machines, belong to unlocked by fingerprint technical field；Device includes: fingerprint mould group hardware, is specifically included: fingerprint sensor, becket.Method includes: step S1, and finger contact fingerprint mould group hardware, which causes to interrupt, wakes up application processor；Step S2, the finger print information that application processor is transmitted according to fingerprint sensor judge whether touching object is finger: if so, step S3 is turned to, if it is not, then return step S1；Step S3, application processor light screen, subsequently enter subsequent fingerprint identification process.The beneficial effect of above-mentioned technical proposal is: by assigning becket electric attribute, it realizes and interrupts arousal function, and optimize further combined with software strategy, achieve the purpose that fingerprint recognition mould group, which is greatly optimized, wakes up and unlock speed using upper blank screen in mobile phone, greatly improves user experience and product competitiveness.
Description
Technical field
The present invention relates to unlocked by fingerprint technical field more particularly to a kind of unlocked by fingerprint speed-optimization device and recognition methods
And smart machine.
Background technique
With the development of the times, unlocked by fingerprint technology is popularized on various smart machines, the fingerprint on smart machine
Identify that mould group when for blank screen unlock, first has to realize system wake-up, having to explicitly sees to be exactly to light screen, followed by detection
The fingerprint of user whether the matching with typing before, then decide whether to unlock.In view of the power consumption of fingerprint mould group, system is difficult
It allows it to be constantly in working condition when smart machine is standby, otherwise can bring serious continuation of the journey and heating problem, it also can be very big
The service life of degree influence fingerprint mould group.Therefore under the prior art, the fingerprint blank screen of smart machine is waken up and unlock speed can be very slow,
Poor user experience.
Summary of the invention
According to problems of the prior art, now provide a kind of unlocked by fingerprint speed-optimization device and recognition methods and
The technical solution of smart machine, it is intended to improve the continuity of unlocked by fingerprint movement and the reaction speed of smart machine, promote user
Experience.
Above-mentioned technical proposal includes:
A kind of unlocked by fingerprint speed-optimization device, is set on a smart machine；Including:
Fingerprint mould group hardware, is connected to the power supply of the smart machine, carries out fingerprint recognition for being supplied to user；
The fingerprint mould group hardware is additionally coupled to the application processor of the smart machine, and the application processor is used for root
Fingerprint recognition is completed according to the finger print information that the fingerprint mould group hardware is sent；
Specifically include in the fingerprint mould group hardware: fingerprint sensor connects the application processor, for touching in user
When touching the fingerprint sensor, Xiang Suoshu application processor transmits the collected finger print information；Becket is arranged described
It being electrically connected around fingerprint sensor and with the fingerprint sensor, the becket is also connected with the application processor, and
Access the power supply of the smart machine；When user touches the fingerprint sensor, the application processor detects an interruption
Signal and the screen for lighting the smart machine then carry out fingerprint to the finger print information of fingerprint sensor transmitting again
Identification.
Preferably, wherein the becket and the fingerprint sensor are integrally formed.
Preferably, wherein the becket accesses the power supply by a pull-up resistor.
Preferably, wherein the becket is connected on the universal input output pin of the application processor.
Preferably, wherein the fingerprint sensor is connected at the application by flexible printed circuit board and connector
Manage the serial peripheral communication interface of device.
Preferably, wherein the power supply is the normally opened power supply on the smart machine.
Preferably, wherein the universal input output pin is the universal input output pin for having arousal function.
A kind of fingerprint identification method, wherein it is applied to the unlocked by fingerprint speed-optimization device, it is further comprising the steps of:
Step S1, when user needs to carry out fingerprint recognition, the finger of user is contacted during the fingerprint mould group hardware causes
Break and wakes up the application processor after bringing level change；
Step S2, the finger print information that the application processor is transmitted according to the fingerprint sensor judge to touch the finger
Whether the object of line mould group hardware is finger:
If so, turning to step S3；
If it is not, then return step S1；
Step S3, the application processor light screen, subsequently enter subsequent fingerprint identification process.
A kind of smart machine, wherein be provided with above-mentioned unlocked by fingerprint speed-optimization device.
A kind of smart machine, wherein apply above-mentioned fingerprint identification method.
The beneficial effect of above-mentioned technical proposal is: the conductive properties by combining decoration becket, assigns its electrical category
Property, it realizes and interrupts arousal function, and optimize further combined with software strategy, reached and fingerprint recognition mould group is greatly optimized in intelligence
Blank screen in equipment application wakes up and the purpose of unlock speed, greatly improves user experience and product competitiveness.
Detailed description of the invention
Fig. 1 is a kind of unlocked by fingerprint speed-optimization equipments overall structure schematic diagram in presently preferred embodiments of the present invention；
Fig. 2 is a kind of flow diagram of unlocked by fingerprint method in presently preferred embodiments of the present invention；
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, those of ordinary skill in the art without creative labor it is obtained it is all its
His embodiment, shall fall within the protection scope of the present invention.
It should be noted that in the absence of conflict, the feature in embodiment and embodiment in the present invention can phase
Mutually combination.
The present invention will be further explained below with reference to the attached drawings and specific examples, but not as the limitation of the invention.
As shown in Figure 1, a kind of unlocked by fingerprint speed-optimization device, is set on a smart machine；Including:
Fingerprint mould group hardware, is connected to the power supply 3 of smart machine, carries out fingerprint recognition for being supplied to user；
Fingerprint mould group hardware is additionally coupled to the application processor 5 of smart machine, and application processor 5 is used for according to fingerprint mould group
The finger print information that hardware is sent completes fingerprint recognition；
Specifically include in fingerprint mould group hardware: fingerprint sensor 1 connects application processor 5, for touching fingerprint in user
When sensor 1, collected finger print information is transmitted to application processor 5；Becket 2 is arranged in around fingerprint sensor 1 simultaneously
It is electrically connected with fingerprint sensor 1, becket 2 is also connected with application processor 5, and the power supply 3 of access smart machine；When user touches
When touching fingerprint sensor 1, application processor 5 detects an interrupt signal and lights the screen of smart machine, then again to fingerprint
The finger print information that sensor 1 transmits carries out fingerprint recognition.
A becket 2 is added around fingerprint sensor 1, on the one hand, decoration function can be played, it on the other hand can also
To realize being connected for same material with the metal shell of smart machine or battery cover, avoid fingerprint film group hardware and metal shell because
For gap problem caused by material difference.Simultaneously by the conductive properties in conjunction with decoration becket 2, its electric attribute is assigned,
It realizes and interrupts arousal function.
In the preferred embodiment, becket 2 and fingerprint sensor 1 are integrally formed.
In the preferred embodiment, becket 2 accesses power supply 3 by a pull-up resistor 4.
In the preferred embodiment, becket 2 is connected on the universal input output pin of application processor 5.
In the preferred embodiment, fingerprint sensor 1 is connected to by flexible printed circuit board and connector and is answered
With the serial peripheral communication interface of processor 5.
In the preferred embodiment, power supply 3 is the normally opened power supply on smart machine.Even if in smart machine
In sleep when, the still direct power supply of power supply 3, for providing continual voltage for becket 2, when have finger touching becket
When 2, band of discontinuance can be caused to carry out the variation of level.
In the preferred embodiment, universal input output pin is that the universal input output for having arousal function is drawn
Foot.It selects such pin and is to guarantee that above-mentioned touch becket 2 causes in smart machine blank screen and when in deep sleep
Interruption can wake up system, and carry fingerprint recognition service simultaneously.
As shown in Fig. 2, a kind of fingerprint identification method, is applied on above-mentioned unlocked by fingerprint optimization device, comprising the following steps:
Step S1, when user needs to carry out fingerprint recognition, the finger of user is contacted during the fingerprint mould group hardware causes
Disconnected wake-up application processor 5 after bringing level change；
After application processor 5 senses to cause interruption bring level change due to finger touch becket 2, then call out
The system of waking up, and carry fingerprint recognition service simultaneously.Fingerprint identification module will usually acquire three width images when carrying out fingerprint matching,
Time-consuming about 500ms.
Step S2, the finger print information that application processor 5 is transmitted according to fingerprint sensor judge to touch the fingerprint mould group hard
Whether the object of part is finger；
Fingerprint recognition service scan piece image, complete checking process, be confirmed whether be people finger, if turn to step
Rapid S3, if not return step S1.
Step S3, application processor 5 light screen, subsequently enter subsequent fingerprint identification process；
After lighting screen, second, third width image is further scanned, is confirmed whether to be the fingerprint previously recorded；If then
Unlock prompts user fingerprints to mismatch if not into system, needs touch recognition again and return step S1.
In the prior art, the common practice of fingerprint recognition is all to acquire in three width images and confirm that (confirmation is correct for matching
Finger) after just bright screen, the program can bring obvious delay sense.This programme collects the first width figure in fingerprint identification module
Picture completes checking process (confirmation is the finger of people rather than other conductors etc.) i.e. bright screen afterwards, while in the second width, third width
Image Acquisition is complete and confirms that solution is locked into system or informs that user mismatches again after finishing comparison, needs the letter of touch recognition again
Breath.In this way, user will be allowed to feel that mobile phone is enable to respond quickly, user experience is promoted.
In the preferred embodiment, a kind of smart machine is also provided, including the above fingerprint solution
Lock speed-optimization device.
In the preferred embodiment, a kind of smart machine is also provided, wherein knowing using the above fingerprint
Other method.
The foregoing is merely preferred embodiments of the present invention, are not intended to limit embodiments of the present invention and protection model
It encloses, to those skilled in the art, should can appreciate that all with made by description of the invention and diagramatic content
Equivalent replacement and obviously change obtained scheme, should all be included within the scope of the present invention.
Claims (10)
1. a kind of unlocked by fingerprint speed-optimization device, is set on a smart machine；It is characterised by comprising:
Fingerprint mould group hardware, is connected to the power supply of the smart machine, carries out fingerprint recognition for being supplied to user；
The fingerprint mould group hardware is additionally coupled to the application processor of the smart machine, and the application processor is used for according to institute
The finger print information for stating the transmission of fingerprint mould group hardware completes fingerprint recognition；
It is specifically included in the fingerprint mould group hardware:
Fingerprint sensor connects the application processor, is used for when user touches the fingerprint sensor, at the application
It manages device and transmits the collected finger print information；
Becket is arranged in around the fingerprint sensor and is electrically connected with the fingerprint sensor, and the becket also connects
Connect the application processor, and the power supply of the access smart machine；
When user touches the fingerprint sensor, the application processor detects an interrupt signal and lights the intelligence and sets
Standby screen then carries out fingerprint recognition to the finger print information of fingerprint sensor transmitting again.
2. a kind of unlocked by fingerprint speed-optimization device according to claim 1, which is characterized in that the becket with it is described
Fingerprint sensor is integrally formed.
3. a kind of unlocked by fingerprint speed-optimization device according to claim 1, which is characterized in that the becket passes through one
Pull-up resistor accesses the power supply.
4. a kind of unlocked by fingerprint speed-optimization device according to claim 1, which is characterized in that the becket is connected to
On the universal input output pin of the application processor.
5. a kind of unlocked by fingerprint speed-optimization device according to claim 1, which is characterized in that the fingerprint sensor is logical
It crosses flexible printed circuit board and connector is connected to the serial peripheral communication interface of the application processor.
6. a kind of unlocked by fingerprint speed-optimization device according to claim 1, which is characterized in that the power supply is the intelligence
Normally opened power supply in energy equipment.
7. a kind of unlocked by fingerprint speed-optimization device according to claim 4, which is characterized in that the universal input output
Pin is the universal input output pin for having arousal function.
8. a kind of fingerprint identification method, which is characterized in that applied to the unlocked by fingerprint as described in any one of claim 1-7
Speed-optimization device, further comprising the steps of:
Step S1, when user needs to carry out fingerprint recognition, the finger of user contacts the fingerprint mould group hardware and causes band of discontinuance
The application processor is waken up after carrying out level change；
Step S2, the finger print information that the application processor is transmitted according to the fingerprint sensor judge to touch the fingerprint mould
Whether the object of group hardware is finger:
If so, turning to step S3；
If it is not, then return step S1；
Step S3, the application processor light screen, subsequently enter subsequent fingerprint identification process.
9. a kind of smart machine, which is characterized in that be arranged just like unlocked by fingerprint speed described in any one of claim 1-7
Optimize device.
10. a kind of smart machine, which is characterized in that apply fingerprint identification method as claimed in claim 8.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811615290.5A CN109766132A (en) | 2018-12-27 | 2018-12-27 | A kind of unlocked by fingerprint speed-optimization device and recognition methods and smart machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811615290.5A CN109766132A (en) | 2018-12-27 | 2018-12-27 | A kind of unlocked by fingerprint speed-optimization device and recognition methods and smart machine |
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| CN109766132A true CN109766132A (en) | 2019-05-17 |
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| CN110287666A (en) * | 2019-06-03 | 2019-09-27 | Oppo广东移动通信有限公司 | The method and relevant apparatus of unlocked by fingerprint |
| CN113052128A (en) * | 2021-04-15 | 2021-06-29 | 多玛凯拔科技有限公司 | Anti-interference method and system for intelligent lock |
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Application publication date: 20190517 |