CN110210353A - Optical fingerprint identification device, electronic equipment, light compensation method and storage medium - Google Patents
Optical fingerprint identification device, electronic equipment, light compensation method and storage medium Download PDFInfo
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- CN110210353A CN110210353A CN201910433937.0A CN201910433937A CN110210353A CN 110210353 A CN110210353 A CN 110210353A CN 201910433937 A CN201910433937 A CN 201910433937A CN 110210353 A CN110210353 A CN 110210353A
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- 230000003287 optical effect Effects 0.000 title claims abstract description 94
- 238000000034 method Methods 0.000 title claims abstract description 44
- 230000007246 mechanism Effects 0.000 claims abstract description 53
- 230000006698 induction Effects 0.000 claims abstract description 45
- 230000005540 biological transmission Effects 0.000 claims description 19
- 238000004590 computer program Methods 0.000 claims description 14
- 230000001960 triggered effect Effects 0.000 claims description 10
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 claims description 8
- 230000004044 response Effects 0.000 claims description 5
- 230000002045 lasting effect Effects 0.000 claims description 4
- 238000011897 real-time detection Methods 0.000 claims 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 10
- 230000008569 process Effects 0.000 description 7
- 238000012545 processing Methods 0.000 description 7
- 230000006870 function Effects 0.000 description 6
- 238000005265 energy consumption Methods 0.000 description 5
- 238000005516 engineering process Methods 0.000 description 4
- 238000009434 installation Methods 0.000 description 3
- 238000004364 calculation method Methods 0.000 description 2
- 239000006185 dispersion Substances 0.000 description 2
- 230000002411 adverse Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 230000005764 inhibitory process Effects 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
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- 230000003068 static effect Effects 0.000 description 1
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Classifications
-
- 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
Abstract
The embodiment of the present application provides a kind of optical fingerprint identification device, electronic equipment, light compensation method and storage medium, the optical fingerprint identification device is applied in the electronic equipment configured with display screen component, light filling mechanism is provided in the optical fingerprint identification device, for the fingerprint recognition induction region light filling on the display screen component.The embodiment of the present application can fingerprint recognition induction region to above-mentioned electronic equipment carry out light filling, to be conducive to improve the reliability of optical fingerprint identification device.
Description
Technical field
This application involves optical fingerprint identification technology fields, set more particularly, to a kind of optical fingerprint identification device, electronics
Standby, light compensation method and storage medium.
Background technique
Currently, shielding lower fingerprint under the trend that the electronic equipments such as intelligent mobile terminal develop towards comprehensive screen direction
Technology is complied with trend and is given birth to.Wherein, shield lower fingerprint knowledge to refer to, fingerprint identification device may be disposed at electronic equipment (such as intelligent sliding
Dynamic terminal etc.) touch display area below；In this way, fingerprint identification region can be located within the scope of touch display area.When with
When finger contact in family is located at the fingerprint identification region within the scope of touch display area, fingerprint identification device can be carried out fingerprint and adopt
The processing such as collection.
It is current to shield lower fingerprint knowledge and mainly have optics and ultrasonic two schemes, relative to ultrasonic scheme, optics have low-power consumption,
The advantages that speed is fast is researched and developed, thus becomes the current mainstream shielded lower fingerprint and know scheme.And with Organic Light Emitting Diode
The continuous development of (Organic Light-Emitting Diode, abbreviation OLED) technology, has been configured with currently on the market
The electronic equipment of OLED display component.There is self luminous characteristic in view of OLED, be generally no longer optics on this electronic equipment
Supplementary lighting sources are arranged in fingerprint identification device, saving cost, simplifying structure and reducing energy consumption.However, in the mistake for realizing the application
Cheng Zhong, the inventors of the present application found that this electronic equipment may go out under some cases (such as ambient darker etc.)
Now because luminous intensity is inadequate, and can not effectively carry out the problem of optical finger print identification.
Summary of the invention
The embodiment of the present application is designed to provide a kind of optical fingerprint identification device, electronic equipment, light compensation method and deposits
Storage media to solve electronic equipment it is possible that because display screen component luminous intensity is inadequate, and can not effectively carry out optics and refer to
The problem of line identifies.
In order to achieve the above objectives, on the one hand, the embodiment of the present application provides a kind of optical fingerprint identification device, applied to matching
It is equipped in the electronic equipment of display screen component, light filling mechanism is provided in the optical fingerprint identification device, to be used for described
Fingerprint recognition induction region light filling on display screen component.
On the other hand, the embodiment of the present application provides a kind of electronic equipment, and the electronic equipment is configured with display screen component
And above-mentioned optical fingerprint identification device.
On the other hand, the embodiment of the present application provides a kind of light compensation method, and the light compensation method is applied to configured with display
In the electronic equipment of screen assembly and optical fingerprint identification device, it is provided with light filling mechanism in the optical fingerprint identification device, with
For the fingerprint recognition induction region light filling on the display screen component, the light compensation method includes:
When the fingerprint recognition induction region is triggered, the luminous intensity of the fingerprint recognition induction region is detected；
The luminous intensity is compared with preset intensity threshold, if the luminous intensity is lower than the luminous intensity threshold
Value, then open the light filling mechanism, to carry out light filling.
On the other hand, the embodiment of the present application provides a kind of computer storage medium, is stored thereon with computer program, institute
Computer program application is stated in the electronic equipment configured with display screen component and optical fingerprint identification device, the optical finger print
Light filling mechanism is provided in identification device, it is described with for the fingerprint recognition induction region light filling on the display screen component
It is performed the steps of when computer program is executed by processor
When the fingerprint recognition induction region is triggered, the luminous intensity of the fingerprint recognition induction region is detected；
The luminous intensity is compared with preset intensity threshold, if the luminous intensity is lower than the luminous intensity threshold
Value, then open the light filling mechanism, to carry out light filling.
As can be seen from the technical scheme provided by the above embodiments of the present application, the electronic equipment of the embodiment of the present application may be configured with aobvious
Display screen component and optical fingerprint identification device.Wherein, it is provided in optical fingerprint identification device for being mended to display screen component
The light filling mechanism of light, the light filling mechanism can when the fingerprint recognition induction region luminous intensity on display screen component is inadequate, to
Fingerprint recognition induction region light filling, so that the photosensitive element in optical fingerprint identification device still can effectively sense fingerprint
Light, to improve the reliability of optical fingerprint identification device.
Detailed description of the invention
In order to illustrate the technical solutions in the embodiments of the present application or in the prior art more clearly, to embodiment or will show below
There is attached drawing needed in technical description to be briefly described, it should be apparent that, the accompanying drawings in the following description is only this
The some embodiments recorded in application, for those of ordinary skill in the art, in the premise of not making the creative labor property
Under, it is also possible to obtain other drawings based on these drawings.In the accompanying drawings:
Fig. 1 is the structural schematic diagram of electronic equipment in some embodiments of the application；
Fig. 2 is the structural schematic diagram of optical fingerprint identification device in one exemplary embodiment of the application；
Fig. 3 is the structural schematic diagram of optical fingerprint identification device in the application another exemplary embodiment；
Fig. 4 is the flow chart of light compensation method in some embodiments of the application；
Fig. 5 is the schematic diagram of the exemplary middle storage medium of the application one.
Specific embodiment
In order to make those skilled in the art better understand the technical solutions in the application, below in conjunction with the application reality
The attached drawing in example is applied, the technical scheme in the embodiment of the application is clearly and completely described, it is clear that described implementation
Example is merely a part but not all of the embodiments of the present application.Based on the embodiment in the application, this field is common
The application protection all should belong in technical staff's every other embodiment obtained without creative efforts
Range.Such as in being described below, second component is formed above the first component, may include the first component and second component
It can also include the first component and second component in a manner of non-direct contact (i.e. the with the embodiment that the direct way of contact is formed
Can also include additional component between one component and second component) embodiment etc. that is formed.
Moreover, for ease of description, some embodiments of the application can be used such as " in ... top ", " ... under ",
The spatially relative terms such as " top ", " lower section ", with description such as each element shown in the drawings of embodiment or component and another
Relationship between (or other) element or component.It should be understood that space is opposite other than the orientation described in the attached drawing
Term also aims to the different direction including device in use or operation.If such as the device in attached drawing is reversed, and is described
For the element or component of " " other elements or component " below " or " under ", it will then be positioned as " " other elements or portion
Part " top " or " on ".
The electronic equipment of some embodiments of the application may be configured with display screen component.And optical fingerprint identification device.This is aobvious
Display screen component can be self light emitting display panel using selfluminous cell as display pixel, for example, can be OLED display screen or
Person's LED display；It is also possible to LCD display or other passive light emitting displays, this specification is not construed as limiting this.When aobvious
When display screen component is passive light emitting display, electronic equipment can be configured with being located at the additional light below passive light emitting display
Source.Therefore, it will be understood by those skilled in the art that whether the light filling structure of this specification is that self-luminous is not made to display screen component
It limits.Wherein, it is provided in optical fingerprint identification device for the light filling mechanism to display screen component light filling, which can
With the fingerprint recognition induction region luminous intensity on display screen component, not enough (such as external environment light is darker, especially outer
Portion's ambient light is darker and electronic equipment opens " eyeshield mode " again) when, to fingerprint recognition induction region light filling, so that optics
Photosensitive element in fingerprint identification device still can effectively sense fingerprint light, to improve optical fingerprint identification device
Reliability.In addition, light filling mechanism is set to the integrated structure design in optical fingerprint identification device by above-described embodiment, it is convenient for
Installation and maintenance.
In some embodiments of the application, above-mentioned electronic equipment may include mobile terminal (or for portable terminal
End).These mobile terminals can include but is not limited to such as handheld computer, tablet computer, smart phone, digital assistants, intelligence
Wearable device, vehicle-mounted computer etc..Wherein, intelligent wearable device may include Intelligent bracelet, smartwatch, Brilliant Eyes
Mirror, intelligent helmet etc..As shown in Figure 1, in one exemplary embodiment, smart phone 100 is used as a kind of typical mobile terminal,
It can be configured with display screen component 200 and optical fingerprint identification device (being not drawn into Fig. 1).It is arranged on display screen component 200
There is the fingerprint recognition induction region 300 of optical fingerprint identification device, to realize the acquisition of optical finger print.Certainly, the application's
In other embodiments, electronic equipment is not limited to mobile terminal, can also be the non-moving end such as desktop computer, Fingerprint Lock
End.
In some embodiments of the application, the light filling mechanism being arranged in the optical fingerprint identification device may include light filling
Light source and light transmission component.Wherein, light transmission component can be used for the reflection of generation incident light of supplementary lighting sources transmitting to fingerprint recognition sense
It answers on region, to carry out light filling to fingerprint recognition induction region, and the fingerprint anaclasis that fingerprint recognition induction region is reflected is extremely
On the photosensitive element of optical fingerprint identification device.This supplementary lighting sources photosensitive element photosensitive optical path side and can be mended with direct projection
The structure setting of light not only may be implemented to carry out effective light filling to fingerprint recognition induction region, but also will not be because of the presence of supplementary lighting sources
And photosensitive element induction fingerprint light may be blocked.It should be noted that fingerprint light here refers to the light letter for carrying finger print information
Number.
In some embodiments of the application, the light filling mechanism can also include control module.The control module can be used for
When the fingerprint recognition induction region is triggered, the luminous intensity of the fingerprint recognition induction region is detected, and by the light intensity
Degree is compared with preset intensity threshold, if the luminous intensity is lower than the intensity threshold, opens the light filling machine
Structure, to carry out light filling；If the luminous intensity is not less than the intensity threshold, exit.It is mended in this way, may be implemented accurately to control
Light time machine not only may be implemented effective light filling, but also save energy consumption as much as possible.Wherein, fingerprint recognition induction zone here
Domain, which is triggered, refers to that fingerprint recognition induction region is activated or lights, and when fingerprint recognition induction region is triggered, will trigger
Control module.
In other embodiments of the application, the control module be can be also used for after opening light filling mechanism, be examined in real time
Whether the event that triggering light filling mechanism closes arrives；If arrived, light filling mechanism is closed, to save energy consumption.Some
In exemplary embodiment, the event that triggering light filling mechanism closes for example can include but is not limited to any one in following event
Kind:
1, optical ftngetpnnt acquisidon is completed in optical fingerprint identification device；
2, optical finger print identification is completed in optical fingerprint identification device；
3, optical finger print identification is completed in optical fingerprint identification device, and electronic equipment exports the sound based on recognition result
It answers.Wherein, the response based on recognition result can be appreciable.For example, in the case where equipment unlocks scene, fingerprint recognition success
When, the response of electronic equipment is jumped to by screen lock state to unlocked state；In fingerprint recognition failure, the response of electronic equipment
It is visual cues and/or the vibration prompt etc. for maintaining screen lock state, while unlock failure can also be exported.Certainly, the application
The application scenarios of the optical fingerprint identification device of each embodiment are not limited to above-mentioned equipment unlock scene and may be used also as needed
To be applied to any required application scenarios for carrying out authentication by fingerprint recognition such as payment, gate inhibition.
4, light filling mechanism works as previous lasting light filling duration and reaches preset light filling duration threshold value, such as 3 seconds, 5 seconds etc..
It will be appreciated by those skilled in the art that above-mentioned light filling mechanism is the description to the application exemplary embodiment, without
It is interpreted as the limitation to the light filling mechanism of the application, in some other embodiment of the application, as needed, light filling mechanism can
To use other any suitable structures.For example, light filling mechanism can not lay light transmission component, in optical fingerprint identification device
The direction of the launch of supplementary lighting sources can be with direct projection fingerprint recognition induction region.For another example, opening and closing of light filling mechanism etc. controls, can also be with
Above-mentioned control module is not needed, and can be realized using other modes such as manual operations.Wherein, in manual operation realization side
The control button for controlling supplementary lighting sources opening and closing and light filling intensity can be equipped under formula, on electronic equipment.The control button can
Think virtual key, or physical button；Wherein, physical button can be realized for single physical button operation, can also be with
It is realized for the combination operation of multiple physical buttons.
In some embodiments of the application, the luminous intensity of supplementary lighting sources can be definite value；In the case, supplementary lighting sources can
The supplementary lighting sources that can not be dimmed are thought, to reduce cost.In other embodiments of the application, the luminous intensities of supplementary lighting sources can be with
For variate, i.e. the luminous intensity of supplementary lighting sources can be adjusted in a certain range；In the case, control module can be according to light intensity
Difference between degree threshold value and the luminous intensity detected determines the luminous intensity of supplementary lighting sources, so that on-demand light filling is realized, with section
Save energy consumption.
In some embodiments of the application, it is contemplated that white light is refracting to thin Jie of light by optically denser medium (i.e. light transmission component)
Relatively serious dispersion light splitting can occur during matter (i.e. air), this dispersion light splitting may incude to photosensitive element to be referred to
Line light belt adversely affects.It is therefore advantageous to, supplementary lighting sources can use monochromatic light source.It should be appreciated that the list being mentioned above
Coloured light light source not only refers to only the supplementary lighting sources that can launch single-frequency (or wavelength), and further including can be with emission band
Shorter supplementary lighting sources, such as infrared light light source of specific band etc..
In some embodiments of the application, the floor projection for the fingerprint light that the light transmission component reflects at least is covered
The photosensitive region of photosensitive element, the i.e. photosensitive region of photosensitive element are the proper subclass of the floor projection range of fingerprint light, in order to
Photosensitive element can sense complete fingerprint image.
In some embodiments of the application, the light transmission component can be any light that can be realized above-mentioned corresponding function
Learn element.These optical elements for example can include but is not limited to such as plane mirror, prism (such as prism, right-angle prism, five
Angle prism) etc., the application does not limit this.
For example, in one exemplary embodiment, the light transmission component of optical fingerprint identification device 400 can be such as Fig. 2 institute
The isosceles right-angle prism 405 shown.The optical fingerprint identification device 400 shown in Fig. 2 can specifically include:
Shell 401, with upper opening and under shed；
Daylighting camera lens 402 is equipped at the upper opening of shell 401；
Pedestal 403 is equipped in the lower opening of shell 401；
Photosensitive element 406 is set on pedestal 403, and with 402 corresponding matching of daylighting camera lens；
Supplementary lighting sources 404 are set on the inner sidewall of shell 401；
Isosceles right-angle prism 405, can be set between daylighting camera lens 402 and photosensitive element 406, that is, be set to photosensitive
In the photosensitive optical path of element 406.Wherein, the incident light that supplementary lighting sources 404 emit can be perpendicular to isosceles right-angle prism 405 always
Side face, correspondingly, fingerprint light can be perpendicular to another straight flange face of isosceles right-angle prism 406, in order to the transmission of light.In this way, with
Prism can have and be easily installed as light transmission component, and mechanical strength is big, the good feature of stability.
For another example, in a further exemplary embodiment, the light transmission component of optical fingerprint identification device 400 can also be for as schemed
Plane mirror 405 ' shown in 3.The optical fingerprint identification device 400 shown in Fig. 3 can specifically include:
Shell 401, with upper opening and under shed；
Daylighting camera lens 402 is equipped at the upper opening of shell 401；
Pedestal 403 is equipped in the lower opening of shell 401；
Photosensitive element 406 is set on pedestal 403, and with 402 corresponding matching of daylighting camera lens；
Supplementary lighting sources 404 are set on the inner sidewall of shell 401；
Plane mirror 405 ' can be set between daylighting camera lens 402 and photosensitive element 406, that is, be set to photosensitive element
In 406 photosensitive optical path.Wherein, the incident light and plane mirror 405 ' that supplementary lighting sources 404 emit can be in 45 angles, and fingerprint light is same
Sample and plane mirror 405 ' can be in 45 angles, in order to the transmission of light.In this way, can have knot using plane mirror as light transmission component
Structure is simple, feature at low cost.
Corresponding with above-mentioned apparatus embodiment, the light compensation method of some embodiments of the application can be applied to above-mentioned configured with display
In the electronic equipment of screen assembly and optical fingerprint identification device, be provided with light filling mechanism in the optical fingerprint identification device, with
In the fingerprint recognition induction region light filling on display screen component, refering to what is shown in Fig. 4, the light compensation method may include walking as follows
It is rapid:
S1, when fingerprint recognition induction region is triggered, detect the luminous intensity of the fingerprint recognition induction region.
S2, the luminous intensity is compared with preset intensity threshold, to judge whether the luminous intensity is lower than institute
State intensity threshold；If it is S3 is thened follow the steps, otherwise exit.
If S3, the luminous intensity are lower than the intensity threshold, the light filling mechanism is opened, to carry out light filling.
In other embodiments of the application, before opening the light filling mechanism, light compensation method can also include following step
It is rapid:
The luminous intensity of supplementary lighting sources is determined according to the difference between intensity threshold and the luminous intensity detected, thus real
Now on-demand light filling, to save energy consumption.
In other embodiments of the application, after opening the light filling mechanism, light compensation method can also include following
Step:
Whether the event that the light filling mechanism of inspection triggering in real time closes arrives；If arrived, light filling mechanism is closed, to save energy
Amount consumption.In some exemplary embodiments, the event that triggering light filling mechanism closes for example can include but is not limited to following thing
Any one in part:
1, optical ftngetpnnt acquisidon is completed in optical fingerprint identification device；
2, optical finger print identification is completed in optical fingerprint identification device；
3, optical finger print identification is completed in optical fingerprint identification device, and electronic equipment exports the sound based on recognition result
It answers.
4, light filling mechanism works as previous lasting light filling duration and reaches preset light filling duration threshold value, such as 3 seconds, 5 seconds etc..
Refering to what is shown in Fig. 5, computer program can be stored in the computer storage medium of some embodiments of the application.The meter
Calculation machine program can be applied in the electronic equipment configured with display screen component and optical fingerprint identification device.Wherein, optical finger print
Light filling mechanism is provided in identification device, for the fingerprint recognition induction region light filling on display screen component, the calculating
Machine program can realize following steps when being executed by processor:
When the fingerprint recognition induction region is triggered, the luminous intensity of the fingerprint recognition induction region is detected；
The luminous intensity is compared with preset intensity threshold, if the luminous intensity is lower than the luminous intensity threshold
Value, then open the light filling mechanism, to carry out light filling.
Although procedures described above process includes the multiple operations occurred with particular order, it should however be appreciated that understand,
These processes may include more or fewer operations, these operations can be executed sequentially or be executed parallel (such as using parallel
Processor or multi-thread environment).
For convenience of description, it is divided into various units when description apparatus above with function to describe respectively.Certainly, implementing this
The function of each unit can be realized in the same or multiple software and or hardware when application.
The present invention be referring to according to the method for the embodiment of the present invention, the process of equipment (system) and computer program product
Figure and/or block diagram describe.It should be understood that every one stream in flowchart and/or the block diagram can be realized by computer program instructions
The combination of process and/or box in journey and/or box and flowchart and/or the block diagram.It can provide these computer programs
Instruct the processor of general purpose computer, special purpose computer, Embedded Processor or other programmable data processing devices to produce
A raw machine, so that being generated by the instruction that computer or the processor of other programmable data processing devices execute for real
The device for the function of being specified in present one or more flows of the flowchart and/or one or more blocks of the block diagram.
These computer program instructions, which may also be stored in, is able to guide computer or other programmable data processing devices with spy
Determine in the computer-readable memory that mode works, so that it includes referring to that instruction stored in the computer readable memory, which generates,
Enable the manufacture of device, the command device realize in one box of one or more flows of the flowchart and/or block diagram or
The function of being specified in multiple boxes.
These computer program instructions also can be loaded onto a computer or other programmable data processing device, so that counting
Series of operation steps are executed on calculation machine or other programmable devices to generate computer implemented processing, thus in computer or
The instruction executed on other programmable devices is provided for realizing in one or more flows of the flowchart and/or block diagram one
The step of function of being specified in a box or multiple boxes.
In a typical configuration, calculating equipment includes one or more processors (CPU), input/output interface, net
Network interface and memory.
Memory may include the non-volatile memory in computer-readable medium, random access memory (RAM) and/or
The forms such as Nonvolatile memory, such as read-only memory (ROM) or flash memory (flash RAM).Memory is computer-readable medium
Example.
Computer-readable medium includes permanent and non-permanent, removable and non-removable media can be by any method
Or technology come realize information store.Information can be computer readable instructions, data structure, the module of program or other data.
The example of the storage medium of computer includes, but are not limited to phase change memory (PRAM), static random access memory (SRAM), moves
State random access memory (DRAM), other kinds of random access memory (RAM), read-only memory (ROM), electric erasable
Programmable read only memory (EEPROM), flash memory or other memory techniques, read-only disc read only memory (CD-ROM) (CD-ROM),
Digital versatile disc (DVD) or other optical storage, magnetic cassettes, tape magnetic disk storage or other magnetic storage devices
Or any other non-transmission medium, can be used for storage can be accessed by a computing device information.As defined in this article, it calculates
Machine readable medium does not include temporary computer readable media (transitory media), such as the data-signal and carrier wave of modulation.
It should also be noted that, the terms "include", "comprise" or its any other variant are intended to nonexcludability
Include, so that process, method or equipment including a series of elements not only include those elements, but also including not having
There is the other element being expressly recited, or further includes for this process, method or the intrinsic element of equipment.Do not having more
In the case where more limitations, the element that is limited by sentence "including a ...", it is not excluded that including process, the side of the element
There is also other identical elements in method or equipment.
It will be understood by those skilled in the art that embodiments herein can provide as method, system or computer program product.
Therefore, complete hardware embodiment, complete software embodiment or embodiment combining software and hardware aspects can be used in the application
Form.It is deposited moreover, the application can be used to can be used in the computer that one or more wherein includes computer usable program code
The shape for the computer program product implemented on storage media (including but not limited to magnetic disk storage, CD-ROM, optical memory etc.)
Formula.
The application can describe in the general context of computer-executable instructions executed by a computer, such as program
Module.Generally, program module includes routines performing specific tasks or implementing specific abstract data types, programs, objects, group
Part, data structure etc..The application can also be practiced in a distributed computing environment, in these distributed computing environments, by
Task is executed by the connected remote processing devices of communication network.In a distributed computing environment, program module can be with
In the local and remote computer storage media including storage equipment.
All the embodiments in this specification are described in a progressive manner, same and similar portion between each embodiment
Dividing may refer to each other, and each embodiment focuses on the differences from other embodiments.Especially for method reality
For applying example, since it is substantially similar to Installation practice, so being described relatively simple, related place is referring to Installation practice
Part explanation.
The above description is only an example of the present application, is not intended to limit this application.For those skilled in the art
For, various changes and changes are possible in this application.All any modifications made within the spirit and principles of the present application are equal
Replacement, improvement etc., should be included within the scope of the claims of this application.
Claims (26)
1. a kind of optical fingerprint identification device, applied in the electronic equipment configured with display screen component, which is characterized in that described
Light filling mechanism is provided in optical fingerprint identification device, to mend for the fingerprint recognition induction region on the display screen component
Light.
2. optical fingerprint identification device as described in claim 1, which is characterized in that the light filling mechanism includes:
Supplementary lighting sources；
Light transmission component, the reflection of generation incident light for being used to emit the supplementary lighting sources to the fingerprint recognition induction region,
To carry out light filling to the fingerprint recognition induction region, and by the fingerprint anaclasis of fingerprint recognition induction region reflection to institute
It states on the photosensitive element of optical fingerprint identification device.
3. optical fingerprint identification device as described in claim 1, which is characterized in that the light filling mechanism further include:
Control module, for detecting the light of the fingerprint recognition induction region when the fingerprint recognition induction region is triggered
Intensity, and the luminous intensity is compared with preset intensity threshold, if the luminous intensity is lower than the intensity threshold,
The light filling mechanism is opened, then to carry out light filling.
4. optical fingerprint identification device as claimed in claim 3, which is characterized in that the control module is also used to opening institute
After stating light filling mechanism, whether the event that real-time detection triggering light filling mechanism closes arrives；If triggering the thing that light filling mechanism closes
Part arrives, then closes light filling mechanism.
5. optical fingerprint identification device as claimed in claim 4, which is characterized in that the event that the triggering light filling mechanism closes
Including any one in following:
Optical ftngetpnnt acquisidon is completed in optical fingerprint identification device；
Optical finger print identification is completed in optical fingerprint identification device；
Optical finger print identification is completed in optical fingerprint identification device, and electronic equipment exports the response based on recognition result；
Light filling mechanism reaches preset light filling duration threshold value when previous lasting light filling duration.
6. optical fingerprint identification device as claimed in claim 2, which is characterized in that the fingerprint that the light transmission component reflects
The floor projection of light at least covers the photosensitive region of the photosensitive element.
7. optical fingerprint identification device as claimed in claim 2, which is characterized in that the supplementary lighting sources are monochromatic light source.
8. optical fingerprint identification device as claimed in claim 2, which is characterized in that the light transmission component includes appointing in following
It anticipates one kind:
Plane mirror；
Prism.
9. optical fingerprint identification device as claimed in claim 8, which is characterized in that the prism includes isosceles right-angle prism.
10. optical fingerprint identification device as claimed in claim 9, which is characterized in that the incident light is perpendicular to the isosceles
First straight flange face of right-angle prism, second straight flange face of the fingerprint light perpendicular to the isosceles right-angle prism.
11. optical fingerprint identification device as claimed in claim 2, which is characterized in that the optical fingerprint identification device includes:
Shell, with upper opening and under shed；
Daylighting camera lens is equipped at the upper opening；
Pedestal is equipped in the lower opening；
Photosensitive element is set on the pedestal, and with the daylighting camera lens corresponding matching.
12. optical fingerprint identification device as claimed in claim 11, which is characterized in that the supplementary lighting sources are set to the shell
On the inner sidewall of body.
13. a kind of electronic equipment, which is characterized in that the electronic equipment is configured with display screen component and claim 1 to 12
Described in any item optical fingerprint identification devices.
14. electronic equipment as claimed in claim 13, which is characterized in that the electronic equipment includes mobile terminal.
15. a kind of light compensation method, which is characterized in that the light compensation method is applied to know configured with display screen component and optical finger print
In the electronic equipment of other device, light filling mechanism is provided in the optical fingerprint identification device, to be used for the display screen group
Fingerprint recognition induction region light filling on part, the light compensation method include:
When the fingerprint recognition induction region is triggered, the luminous intensity of the fingerprint recognition induction region is detected；
The luminous intensity is compared with preset intensity threshold, if the luminous intensity is lower than the intensity threshold,
The light filling mechanism is opened, to carry out light filling.
16. light compensation method as claimed in claim 15, which is characterized in that the light compensation method further include:
After opening the light filling mechanism, whether the event that real-time detection triggering light filling mechanism closes arrives；If triggering light filling
The event that mechanism closes arrives, then closes light filling mechanism.
17. light compensation method as claimed in claim 16, which is characterized in that it is described triggering light filling mechanism close event include with
Any one in lower:
Optical ftngetpnnt acquisidon is completed in optical fingerprint identification device；
Optical finger print identification is completed in optical fingerprint identification device；
Optical finger print identification is completed in optical fingerprint identification device, and electronic equipment exports the response based on recognition result；
Light filling mechanism reaches preset light filling duration threshold value when previous lasting light filling duration.
18. light compensation method as claimed in claim 15, which is characterized in that the light filling mechanism includes:
Supplementary lighting sources；
Light transmission component, the reflection of generation incident light for being used to emit the supplementary lighting sources to the fingerprint recognition induction region,
To carry out light filling to the fingerprint recognition induction region, and by the fingerprint anaclasis of fingerprint recognition induction region reflection to institute
It states on the photosensitive element of optical fingerprint identification device.
19. light compensation method as claimed in claim 18, which is characterized in that the water for the fingerprint light that the light transmission component reflects
Flat projection, at least covers the photosensitive region of the photosensitive element.
20. light compensation method as claimed in claim 18, which is characterized in that the supplementary lighting sources are monochromatic light source.
21. light compensation method as claimed in claim 18, which is characterized in that the light transmission component includes any one in following
Kind:
Plane mirror；
Prism.
22. light compensation method as claimed in claim 21, which is characterized in that the prism includes isosceles right-angle prism.
23. light compensation method as claimed in claim 22, which is characterized in that the incident light is perpendicular to the isosceles right-angle prism
The first straight flange face, second straight flange face of the fingerprint light perpendicular to the isosceles right-angle prism.
24. light compensation method as claimed in claim 23, which is characterized in that the optical fingerprint identification device includes:
Shell, with upper opening and under shed；
Daylighting camera lens is equipped at the upper opening；
Pedestal is equipped in the lower opening；
Photosensitive element is set on the pedestal, and with the daylighting camera lens corresponding matching.
25. light compensation method as claimed in claim 24, which is characterized in that the supplementary lighting sources are set to the inside of the shell
On wall.
26. a kind of computer storage medium, is stored thereon with computer program, which is characterized in that the computer program application
In the electronic equipment configured with display screen component and optical fingerprint identification device, it is provided in the optical fingerprint identification device
Light filling mechanism, with for the fingerprint recognition induction region light filling on the display screen component, the computer program is processed
Device performs the steps of when executing
When the fingerprint recognition induction region is triggered, the luminous intensity of the fingerprint recognition induction region is detected；
The luminous intensity is compared with preset intensity threshold, if the luminous intensity is lower than the intensity threshold,
The light filling mechanism is opened, to carry out light filling.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910433937.0A CN110210353A (en) | 2019-05-23 | 2019-05-23 | Optical fingerprint identification device, electronic equipment, light compensation method and storage medium |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910433937.0A CN110210353A (en) | 2019-05-23 | 2019-05-23 | Optical fingerprint identification device, electronic equipment, light compensation method and storage medium |
Publications (1)
| Publication Number | Publication Date |
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| CN110210353A true CN110210353A (en) | 2019-09-06 |
Family
ID=67788376
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910433937.0A Pending CN110210353A (en) | 2019-05-23 | 2019-05-23 | Optical fingerprint identification device, electronic equipment, light compensation method and storage medium |
Country Status (1)
| Country | Link |
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| CN (1) | CN110210353A (en) |
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| CN112800808A (en) * | 2019-11-13 | 2021-05-14 | 华为终端有限公司 | Fingerprint identification method and electronic equipment |
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