CN109117710A - A kind of method for controlling fingerprint identification - Google Patents
A kind of method for controlling fingerprint identification Download PDFInfo
- Publication number
- CN109117710A CN109117710A CN201810663469.1A CN201810663469A CN109117710A CN 109117710 A CN109117710 A CN 109117710A CN 201810663469 A CN201810663469 A CN 201810663469A CN 109117710 A CN109117710 A CN 109117710A
- Authority
- CN
- China
- Prior art keywords
- fingerprint
- flash lamp
- light source
- fingerprint chip
- cover plate
- Prior art date
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Classifications
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06V—IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
- G06V40/00—Recognition of biometric, human-related or animal-related patterns in image or video data
- G06V40/10—Human or animal bodies, e.g. vehicle occupants or pedestrians; Body parts, e.g. hands
- G06V40/12—Fingerprints or palmprints
- G06V40/13—Sensors therefor
- G06V40/1318—Sensors therefor using electro-optical elements or layers, e.g. electroluminescent sensing
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06V—IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
- G06V40/00—Recognition of biometric, human-related or animal-related patterns in image or video data
- G06V40/10—Human or animal bodies, e.g. vehicle occupants or pedestrians; Body parts, e.g. hands
- G06V40/12—Fingerprints or palmprints
- G06V40/1365—Matching; Classification
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- Engineering & Computer Science (AREA)
- Human Computer Interaction (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Multimedia (AREA)
- Theoretical Computer Science (AREA)
- Image Input (AREA)
- Collating Specific Patterns (AREA)
Abstract
The present invention provides a kind of method for controlling fingerprint identification, comprising: receives the trigger signal on euphotic cover plate, euphotic cover plate covers after terminal is arranged in；According to the light source igniting of trigger signal control flash lamp, the light source directive of flash lamp is arranged on the fingerprint chip on euphotic cover plate；Fingerprint chip obtains the finger print information on euphotic cover plate by the light source of flash lamp.Method for controlling fingerprint identification provided by the invention, fingerprint chip obtain the finger print information on euphotic cover plate by the light source of flash lamp, enable fingerprint chip to get clearer finger print information, to improve fingerprint recognition accuracy rate.
Description
Technical field
The present invention relates to fingerprint identification technology fields, and in particular to a kind of method for controlling fingerprint identification.
Background technique
With the development of information technology and electronic technology, and portable terminal (such as: mobile phone, plate etc.) with people's
Daily life is closely bound up, since various functions may be implemented in portable terminal, such as makes a phone call, takes pictures, storing respectively
Class file, instant messaging, on-line payment etc., people are higher and higher to the dependence of terminal, save on portable terminal each
Class privacy information, the safety that this allows for portable terminal are particularly important.In the prior art, it is mounted in portable terminal
Fingerprint identification device, since fingerprint is the lines of the rough and uneven in surface formation of finger surface skin, and fingerprint characteristic have uniqueness,
Stability feature, therefore fingerprint identification device can be used to identify user identity, to guarantee the safety of terminal.However, how to mention
The fingerprint recognition accuracy rate of high fingerprint identification device is an important technical problem.
Summary of the invention
Present invention seek to address that at least one above-mentioned technical problem.
For this purpose, present invention aims at propose a kind of method for controlling fingerprint identification.
In view of this, purpose according to the present invention, provides a kind of method for controlling fingerprint identification, comprising:
The trigger signal on euphotic cover plate is received, euphotic cover plate covers after terminal is arranged in；
According to the light source igniting of trigger signal control flash lamp, the finger on euphotic cover plate is arranged in the light source directive of flash lamp
On line chip；
Fingerprint chip obtains the finger print information on euphotic cover plate by the light source of flash lamp.
Method for controlling fingerprint identification provided by the invention, fingerprint chip obtain on euphotic cover plate by the light source of flash lamp
Finger print information enables fingerprint chip to get clearer finger print information, to improve fingerprint recognition accuracy rate.
In addition, the method for controlling fingerprint identification provided in above-mentioned technical proposal of the present invention, can also have additional skill as follows
Art feature:
In the above-mentioned technical solutions, it is preferable that enter fingerprint from dormant state according to trigger signal control fingerprint chip and obtain
Take state.
In the technical scheme, fingerprint chip is constantly in dormant state, until terminal receives the touching on euphotic cover plate
When signalling, so that fingerprint chip is entered fingerprint from dormant state and obtain state, effectively control the time that uses of fingerprint chip, drop
The use power consumption of low fingerprint chip improves the service life of fingerprint chip, and power saving.
In the above-mentioned technical solutions, it is preferable that when fingerprint chip receives the light source of flash lamp, control fingerprint chip from
Dormant state enters fingerprint and obtains state.
In the technical scheme, fingerprint chip is also constantly in dormant state, until fingerprint chip receives flash lamp
When light source, so that fingerprint chip is entered fingerprint from dormant state and obtain state, also can be effectively controlled fingerprint chip uses the time,
The use power consumption of fingerprint chip is reduced, the service life of fingerprint chip, and power saving are improved.
In the above-mentioned technical solutions, it is preferable that the finger print information that will acquire is compared with preset fingerprint template；
When finger print information is consistent with preset fingerprint template, the light source for controlling flash lamp extinguishes, and the extinguishing control of flash lamp is more
It is flexibly and practical, it is easy to operate.
In the above-mentioned technical solutions, it is preferable that the finger print information that will acquire is stored as preset fingerprint template；
When preset fingerprint template is completed to store, the light source for controlling flash lamp extinguishes.
In the technical scheme, after preset fingerprint template stores successfully, flash lamp automatic distinguishing is easy to operate, flexible.
In the above-mentioned technical solutions, it is preferable that terminal further include: flash shield；
Include: on the fingerprint chip that the light source directive of flash lamp is arranged on euphotic cover plate
The light source of flash lamp penetrates directive fingerprint chip after flash shield.
In the technical scheme, increase flash shield, the light source of flash lamp is concentrated and is reached via flash shield
Fingerprint chip directive fingerprint chip again, enhances the brightness of flash lamp, so that the light source of directive fingerprint chip is brighter, so that fingerprint core
Piece can get clearer finger print information, to further increase fingerprint recognition accuracy rate.
In the above-mentioned technical solutions, it is preferable that flash shield is annular；
Include: on the fingerprint chip that the light source directive of flash lamp is arranged on euphotic cover plate
The light source of flash lamp penetrates the annular light source directive fingerprint chip formed after ring flash lampshade.
In the technical scheme, so that directive fingerprint chip is annular light source, the light of directive fingerprint chip is further increased
Source enables fingerprint chip to get clearer finger print information, to further increase fingerprint recognition accuracy rate.
In the above-mentioned technical solutions, it is preferable that flash shield is attached to euphotic cover plate towards flash lamp around fingerprint chip
On on one side, the fixed form of flash shield is simple, save the cost.
In the above-mentioned technical solutions, it is preferable that fingerprint chip is pasted onto euphotic cover plate towards in the one side of flash lamp, fingerprint
The fixed form of chip is simple, save the cost.And euphotic cover plate is arranged in towards in the one side of flash lamp in fingerprint chip, prevents from referring to
The contact of line chip and the external world improves the service life of fingerprint chip.
In the above-mentioned technical solutions, it is preferable that fingerprint chip is optical fingerprint chip.Using optical fingerprint chip,
The light source that flash lamp can be utilized, improves the accuracy rate of fingerprint collecting.
Additional aspect and advantage of the invention will become obviously in following description section, or practice through the invention
Recognize.
Detailed description of the invention
Above-mentioned and/or additional aspect of the invention and advantage will become from the description of the embodiment in conjunction with the following figures
Obviously and it is readily appreciated that, in which:
Fig. 1 is the flow chart of the method for controlling fingerprint identification of the terminal of one embodiment of the invention；
Fig. 2 is the partial structure diagram of one embodiment of the invention terminal；
Fig. 3 is sectional view of the Fig. 2 on the direction III.
Wherein, the corresponding relationship between appended drawing reference and component names of the Fig. 1 into Fig. 3 are as follows:
Front cover 10, rear cover 20, through-hole 202, fingerprint mould group 30, fingerprint chip 302, processor 304, euphotic cover plate 40, electricity
Road plate 50, flash lamp 60, flash shield 70, bolster 80, flexible circuit board 90.
Specific embodiment
To better understand the objects, features and advantages of the present invention, with reference to the accompanying drawing and specific real
Applying mode, the present invention is further described in detail.It should be noted that in the absence of conflict, the implementation of the application
Feature in example and embodiment can be combined with each other.
In the following description, numerous specific details are set forth in order to facilitate a full understanding of the present invention, still, the present invention may be used also
To be implemented using other than the one described here other modes, therefore, protection scope of the present invention is not by described below
Specific embodiment limitation.
The method for controlling fingerprint identification of terminal according to an embodiment of the invention is described referring to Fig. 1.
As shown in Figure 1, a kind of method for controlling fingerprint identification, comprising:
Step S102, receives the trigger signal on euphotic cover plate, and euphotic cover plate covers after terminal is arranged in；
Step S104, according to the light source igniting of trigger signal control flash lamp, the light source directive of flash lamp is arranged in light transmission
On fingerprint chip on cover board；
Step S106, fingerprint chip obtain the finger print information on euphotic cover plate by the light source of flash lamp.
The method for controlling fingerprint identification that the embodiment provides, fingerprint chip obtain on euphotic cover plate by the light source of flash lamp
Finger print information, enable fingerprint chip to get clearer finger print information, to improve fingerprint recognition accuracy rate.
In another embodiment, method for controlling fingerprint identification may also include the steps of:
Fingerprint chip, which is controlled, according to trigger signal enters fingerprint acquisition state from dormant state.
In the technical scheme, fingerprint chip is constantly in dormant state, until terminal receives the touching on euphotic cover plate
When signalling, so that fingerprint chip is entered fingerprint from dormant state and obtain state, effectively control the time that uses of fingerprint chip, drop
The use power consumption of low fingerprint chip improves the service life of fingerprint chip, and power saving.
In another embodiment, method for controlling fingerprint identification may also include the steps of:
When fingerprint chip receives the light source of flash lamp, control fingerprint chip enters fingerprint from dormant state and obtains shape
State.
In the technical scheme, fingerprint chip is also constantly in dormant state, until fingerprint chip receives flash lamp
When light source, so that fingerprint chip is entered fingerprint from dormant state and obtain state, also can be effectively controlled fingerprint chip uses the time,
The use power consumption of fingerprint chip is reduced, the service life of fingerprint chip, and power saving are improved.
In another embodiment, the step of the finger print information on euphotic cover plate is obtained by the light source of flash lamp in fingerprint chip
After rapid, method for controlling fingerprint identification may also include the steps of:
The finger print information that will acquire is compared with preset fingerprint template；
When finger print information is consistent with preset fingerprint template, the light source for controlling flash lamp extinguishes.
In this embodiment, after preset fingerprint template stores successfully, flash lamp automatic distinguishing is easy to operate, flexible.
In another embodiment, the step of the finger print information on euphotic cover plate is obtained by the light source of flash lamp in fingerprint chip
After rapid, method for controlling fingerprint identification may also include the steps of:
The finger print information that will acquire is stored as preset fingerprint template；
When preset fingerprint template is completed to store, the light source for controlling flash lamp extinguishes.
In this embodiment, after preset fingerprint template stores successfully, flash lamp automatic distinguishing is easy to operate, flexible.
In another embodiment, using the terminal of the method for controlling fingerprint identification of any of the above embodiment further include: flash of light
Lampshade；Wherein, the light source of flash lamp penetrates directive fingerprint chip after flash shield.
In this embodiment, increase flash shield, the light source of flash lamp is concentrated and is referred to via flash shield arrival
Line chip directive fingerprint chip again, enhances the brightness of flash lamp, so that the light source of directive fingerprint chip is brighter, so that fingerprint chip
Clearer finger print information can be got, to further increase fingerprint recognition accuracy rate.
In the above embodiment, it is preferable that flash shield is annular；Wherein, the light source of flash lamp penetrates doughnut-shaped flash lamp
The annular light source directive fingerprint chip formed after cover.Making directive fingerprint chip in this way is annular light source, further increases directive
The light source of fingerprint chip enables fingerprint chip to get clearer finger print information, to further increase fingerprint recognition
Accuracy rate.
In the above embodiment, it is preferable that flash shield is attached to one of euphotic cover plate towards flash lamp around fingerprint chip
On face, the fixed form of flash shield is simple, save the cost.
In the above embodiment, it is preferable that fingerprint chip is pasted onto euphotic cover plate towards in the one side of flash lamp, fingerprint core
The fixed form of piece is simple, save the cost.And euphotic cover plate is arranged in towards in the one side of flash lamp in fingerprint chip, prevents fingerprint
The contact of chip and the external world improves the service life of fingerprint chip.
In the above embodiment, it is preferable that fingerprint chip is optical fingerprint chip.Using optical fingerprint chip, energy
The light source for enough utilizing flash lamp, improves the accuracy rate of fingerprint collecting.
One embodiment of the method for controlling fingerprint identification of application any embodiment as above is described referring to Fig. 2 to Fig. 3
Terminal.
As shown in Figure 2 to Figure 3, a kind of terminal that an embodiment according to the present invention provides is described, comprising: rear cover 20 refers to
Line mould group 30, euphotic cover plate 40, circuit board 50 and flash lamp 60, are wherein provided with through-hole 202 on rear cover 20, the lid of front cover 10 closes
On rear cover 20, euphotic cover plate 40 is pasted on through-hole 202.Fingerprint mould group 30 includes the fingerprint chip 302 of light transmission, fingerprint chip
302 are pasted onto one side of the euphotic cover plate 40 towards flash lamp 60, and fingerprint chip 302 is electrically connected with circuit board 50, flash lamp 60
Corresponding fingerprint chip 302 is arranged on circuit board 50, and the light source of flash lamp 60 projects euphotic cover plate 40 through fingerprint chip 302.It will
Flash lamp 60 is correspondingly arranged with the stacking of fingerprint chip 302, and a through-hole 202, i.e., mountable flash lamp 60 are only needed out on rear cover 20
With fingerprint chip 302, the quantity of through-hole 202 on rear cover 20 is reduced, the pollutants such as dust, water can be reduced and entered by through-hole 202
A possibility that terminal inner, so that the complete machine stability of terminal is stronger.
When the euphotic cover plate 40 on the rear cover 20 of the finger of user contact terminal, terminal receives the touching on euphotic cover plate 40
Signal, then according to the light source igniting of trigger signal control flash lamp 60, the light source directive euphotic cover plate 40 of flash lamp 60 towards
On fingerprint chip 302 in the one side of flash lamp 60, so that fingerprint chip 305 obtains user by the light source of flash lamp 60
Finger finger print information.
Wherein, the processor 304 of fingerprint mould group 30 is additionally provided on circuit board 50, processor 304 passes through flexible circuit
Plate 90 is electrically connected with fingerprint chip 302, is carried out so that collected finger print information is transferred to processor 304 by fingerprint chip 302
Data analysis, and analysis result is transferred to circuit board 50, so that circuit board 50 carries out corresponding function control based on the analysis results.
In one embodiment of the invention, through-hole 202 is round hole or slotted eye, then fingerprint chip 302 and light transmission
Cover board 40 be also designed to the equirotal round hole of through-hole 202 or slotted eye, it is compact-sized.On the other hand, fingerprint core
Piece 302 is more matched with the finger of the user of operating terminal, improves the accuracy rate of fingerprint collecting.
In one embodiment of the invention, flash lamp is additionally provided in one side of the euphotic cover plate 40 towards flash lamp 60
Cover 70, flash shield 70 are attached on euphotic cover plate 40 around fingerprint chip 302.The design of flash shield 70, so that flash lamp 60
Light source can concentrate and reach fingerprint chip 302 via flash shield 70 and project euphotic cover plate 40 again, enhancing flash lamp 60 it is bright
Degree, enhances the effect of taking pictures of terminal.On the other hand, when fingerprint chip 302 is optical fingerprint chip 302, enhance flash lamp
60 brightness can be improved the accuracy rate of fingerprint collecting.
Also, the position that flash shield 70 can be also corresponded on circuit board 50 is provided with 80 (not shown) of bolster,
Flash shield 70 is against on bolster 80, so that flash shield 70, rear cover 20 and circuit board 50 surround enclosure space, so that flash of light
The light source of lamp 60 is enclosed in the enclosure space, further enhances the brightness of flash lamp 60, to further enhance terminal
It takes pictures effect, or further enhances the accuracy rate of the fingerprint collecting of terminal.
In one embodiment of the invention, it is preferable that flash shield 70 is annular, the corresponding flash shield 70 of flash lamp 60
Annular is arranged on circuit board 50, so that annular is presented in the flash lamp 60 for projecting terminal, it is that camera light filling effect is more preferable.And
Ring flash lampshade 70 can be positioned below multiple flash lamps 60, and light is stronger, and light filling effect is more preferable.
In one embodiment of the invention, it is preferable that fingerprint chip 302 is optical fingerprint chip 302.Using optics
Formula fingerprint chip 302 can utilize the light source of flash lamp 60, improve the accuracy rate of fingerprint collecting.
In the present invention, the terms such as term " installation ", " connected ", " connection ", " fixation " shall be understood in a broad sense, for example,
" connection " may be fixed connection or may be dismantle connection, or integral connection；" connected " can be directly connected,
It can be indirectly connected through an intermediary.For the ordinary skill in the art, on can understanding as the case may be
State the concrete meaning of term in the present invention.
In description of the invention, it is to be understood that the orientation or positional relationship of the instructions such as term " on ", "lower" be based on
Orientation or positional relationship shown in the drawings, is merely for convenience of description of the present invention and simplification of the description, rather than indication or suggestion institute
The device or unit of finger must have specific direction, be constructed and operated in a specific orientation, it is thus impossible to be interpreted as to this hair
Bright limitation.
In the description of this specification, the description of term " one embodiment ", " some embodiments ", " specific embodiment " etc.
Mean that particular features, structures, materials, or characteristics described in conjunction with this embodiment or example are contained at least one reality of the invention
It applies in example or example.In the present specification, schematic expression of the above terms are not necessarily referring to identical embodiment or reality
Example.Moreover, description particular features, structures, materials, or characteristics can in any one or more of the embodiments or examples with
Suitable mode combines.
These are only the preferred embodiment of the present invention, is not intended to restrict the invention, for those skilled in the art
For member, the invention may be variously modified and varied.All within the spirits and principles of the present invention, it is made it is any modification,
Equivalent replacement, improvement etc., should all be included in the protection scope of the present invention.
Claims (10)
1. a kind of method for controlling fingerprint identification is applied to terminal characterized by comprising
The trigger signal on euphotic cover plate is received, the euphotic cover plate covers after the terminal is arranged in；
The light source igniting of the flash lamp is controlled according to the trigger signal, the light source directive of the flash lamp is arranged described
On fingerprint chip on light cover board；
The fingerprint chip obtains the finger print information on the euphotic cover plate by the light source of the flash lamp.
2. method for controlling fingerprint identification according to claim 1, which is characterized in that further include:
The fingerprint chip, which is controlled, according to the trigger signal enters fingerprint acquisition state from dormant state.
3. method for controlling fingerprint identification according to claim 1, which is characterized in that further include:
When fingerprint chip receives the light source of the flash lamp, the fingerprint chip is controlled from dormant state and enters fingerprint acquisition
State.
4. method for controlling fingerprint identification according to claim 1, which is characterized in that further include:
The finger print information that will acquire is compared with preset fingerprint template；
When the finger print information is consistent with the preset fingerprint template, the light source for controlling the flash lamp extinguishes.
5. method for controlling fingerprint identification according to claim 1, which is characterized in that further include:
The finger print information that will acquire is stored as preset fingerprint template；
When the preset fingerprint template is completed to store, the light source for controlling the flash lamp extinguishes.
6. method for controlling fingerprint identification according to any one of claims 1-5, which is characterized in that the terminal is also wrapped
It includes: flash shield；
Include: on the fingerprint chip that the light source directive of the flash lamp is arranged on the euphotic cover plate
The light source of the flash lamp penetrates directive fingerprint chip after the flash shield.
7. method for controlling fingerprint identification according to claim 6, which is characterized in that
The flash shield is annular；
Include: on the fingerprint chip that the light source directive of the flash lamp is arranged on the euphotic cover plate
The light source of the flash lamp penetrates the annular light source directive fingerprint chip formed after the ring flash lampshade.
8. method for controlling fingerprint identification according to claim 6, which is characterized in that
The flash shield is attached in one side of the euphotic cover plate towards the flash lamp around the fingerprint chip.
9. method for controlling fingerprint identification according to claim 1, which is characterized in that
The fingerprint chip is pasted onto one side of the euphotic cover plate towards the flash lamp.
10. method for controlling fingerprint identification according to claim 1, which is characterized in that
The fingerprint chip is optical fingerprint chip.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810663469.1A CN109117710B (en) | 2018-06-25 | 2018-06-25 | Fingerprint identification control method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810663469.1A CN109117710B (en) | 2018-06-25 | 2018-06-25 | Fingerprint identification control method |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109117710A true CN109117710A (en) | 2019-01-01 |
| CN109117710B CN109117710B (en) | 2022-08-05 |
Family
ID=64822421
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810663469.1A Active CN109117710B (en) | 2018-06-25 | 2018-06-25 | Fingerprint identification control method |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109117710B (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105474612A (en) * | 2014-06-24 | 2016-04-06 | Lg电子株式会社 | Mobile terminal and control method therefor |
| CN106778459A (en) * | 2015-12-31 | 2017-05-31 | 深圳市汇顶科技股份有限公司 | The method and its fingerprint identification device of fingerprint recognition |
| CN206517451U (en) * | 2016-12-22 | 2017-09-22 | 上海摩软通讯技术有限公司 | A kind of terminal with camera module |
| CN107437079A (en) * | 2017-08-05 | 2017-12-05 | 珠海市魅族科技有限公司 | The control method of terminal |
-
2018
- 2018-06-25 CN CN201810663469.1A patent/CN109117710B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105474612A (en) * | 2014-06-24 | 2016-04-06 | Lg电子株式会社 | Mobile terminal and control method therefor |
| CN106778459A (en) * | 2015-12-31 | 2017-05-31 | 深圳市汇顶科技股份有限公司 | The method and its fingerprint identification device of fingerprint recognition |
| CN206517451U (en) * | 2016-12-22 | 2017-09-22 | 上海摩软通讯技术有限公司 | A kind of terminal with camera module |
| CN107437079A (en) * | 2017-08-05 | 2017-12-05 | 珠海市魅族科技有限公司 | The control method of terminal |
Also Published As
| Publication number | Publication date |
|---|---|
| CN109117710B (en) | 2022-08-05 |
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