CN108833716A - Intensity of illumination determines method and device - Google Patents
Intensity of illumination determines method and device Download PDFInfo
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- CN108833716A CN108833716A CN201810716022.6A CN201810716022A CN108833716A CN 108833716 A CN108833716 A CN 108833716A CN 201810716022 A CN201810716022 A CN 201810716022A CN 108833716 A CN108833716 A CN 108833716A
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M1/00—Substation equipment, e.g. for use by subscribers
- H04M1/72—Mobile telephones; Cordless telephones, i.e. devices for establishing wireless links to base stations without route selection
- H04M1/724—User interfaces specially adapted for cordless or mobile telephones
- H04M1/72448—User interfaces specially adapted for cordless or mobile telephones with means for adapting the functionality of the device according to specific conditions
- H04M1/72454—User interfaces specially adapted for cordless or mobile telephones with means for adapting the functionality of the device according to specific conditions according to context-related or environment-related conditions
-
- 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
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M1/00—Substation equipment, e.g. for use by subscribers
- H04M1/72—Mobile telephones; Cordless telephones, i.e. devices for establishing wireless links to base stations without route selection
- H04M1/724—User interfaces specially adapted for cordless or mobile telephones
- H04M1/72448—User interfaces specially adapted for cordless or mobile telephones with means for adapting the functionality of the device according to specific conditions
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M2250/00—Details of telephonic subscriber devices
- H04M2250/12—Details of telephonic subscriber devices including a sensor for measuring a physical value, e.g. temperature or motion
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- Engineering & Computer Science (AREA)
- Human Computer Interaction (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Physics & Mathematics (AREA)
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- Environmental & Geological Engineering (AREA)
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- Collating Specific Patterns (AREA)
Abstract
The disclosure is directed to intensities of illumination to determine method and device.Method includes：Receive the interference value of the backlight of the backlight interference region sending of the screen of the terminal of the display driving integrated circuit output of terminal；Reflection light of the backlight that the backlight interference region of screen issues at the cover-plate glass of terminal injects optical fingerprint sensor, and optical fingerprint sensor is set to below the screen of terminal；Obtain the first intensity of illumination of light detected by optical fingerprint sensor；According to the first intensity of illumination of light detected by interference value and optical fingerprint sensor, the second intensity of illumination of the environment light of terminal local environment is determined.The disclosure enable the optical fingerprint sensor measuring terminals local environment being set to below screen environment light intensity of illumination, it can be improved end panel accounting, the Stability and veracity of intensity of illumination measurement is improved, screen backlight brightness is effectively adjusted, improves user experience.
Description
Technical field
This disclosure relates to which smart machine field more particularly to intensity of illumination determine method and device.
Background technique
Ambient light sensor (sensor) for the intensity of illumination of measuring terminals local environment, and is based on ambient light intensity
The backlight illumination of terminal screen is adjusted, realizes the purpose for saving battery capacity；For example, being set in mobile phone, notebook, mobile unit etc.
In standby, the electricity of screen or display consumption reaches the 30% of device battery total power consumption.By the way that environment light is arranged in the terminal
Screen is tuned into high brightness when ambient light sensor detects that intensity of illumination is higher by sensor automatically；And work as ambient light sensing
When device detects that intensity of illumination is darker, screen is tuned into low-light level automatically, realizes automatic adjustment screen intensity, it can be to greatest extent
The working time of ground extension device battery.
In the related technology, ambient light sensor is usually fixed at below the cover-plate glass at the top of terminal front side.
Summary of the invention
To overcome the problems in correlation technique, the embodiment of the present disclosure provides a kind of intensity of illumination and determines method and dress
It sets.The technical solution is as follows：
According to the first aspect of the embodiments of the present disclosure, a kind of intensity of illumination is provided and determines method, including：
Receive the back that the backlight interference region of the screen of the terminal of the display driving integrated circuit output of terminal issues
The interference value of light；Reflection light of the backlight that the backlight interference region of the screen issues at the cover-plate glass of the terminal is penetrated
Enter optical fingerprint sensor, the optical fingerprint sensor is set to below the screen of terminal；
Obtain the first intensity of illumination of light detected by the optical fingerprint sensor；
According to the first intensity of illumination of light detected by the interference value and the optical fingerprint sensor, determine
Second intensity of illumination of the environment light of the terminal local environment.
In one embodiment, the light according to detected by the interference value and the optical fingerprint sensor
The first intensity of illumination, determine the second intensity of illumination of the environment light of the terminal local environment, including：
Calculate the first intensity of illumination of light detected by the optical fingerprint sensor and the difference of the interference value；
Obtained difference is determined as to the second intensity of illumination of the environment light of the terminal local environment.
In one embodiment, in the backlight of the screen of the terminal for the display driving integrated circuit output for receiving terminal
Before the interference value for the backlight that interference region issues, the method also includes：
The field angle for obtaining the optical fingerprint sensor and the optical fingerprint sensor are at a distance from the screen；
According to the field angle of the optical fingerprint sensor and the optical fingerprint sensor at a distance from the screen, really
The backlight interference region of the fixed screen.
In one embodiment, the method also includes：
Detection is directed to the finger pressing operation in preset fingerprint region；
When the finger pressing operation for preset fingerprint region is not detected in preset duration, the reception is executed eventually
The step of the interference value for the backlight that the backlight interference region of the screen of the terminal of the display driving integrated circuit output at end issues
Suddenly；Alternatively,
When detecting the finger pressing operation for preset fingerprint region, the corresponding use of the finger pressing operation is identified
Family fingerprint.
According to the second aspect of an embodiment of the present disclosure, a kind of intensity of illumination determining device is provided, including：
Receiving module, the backlight interference of the screen for the terminal that the display driving integrated circuit for receiving terminal exports
The interference value for the backlight that region issues；The backlight that the backlight interference region of the screen issues is at the cover-plate glass of the terminal
Reflection light inject optical fingerprint sensor, the optical fingerprint sensor is set to below the screen of terminal；
First obtains module, for obtaining the first intensity of illumination of light detected by the optical fingerprint sensor；
First determining module, for the light according to detected by the interference value and the optical fingerprint sensor
First intensity of illumination determines the second intensity of illumination of the environment light of the terminal local environment.
In one embodiment, first determining module, including：
Computational submodule, for calculating the first intensity of illumination and the institute of light detected by the optical fingerprint sensor
State the difference of interference value；
Determine submodule, the second illumination of the environment light for obtained difference to be determined as to the terminal local environment
Intensity.
In one embodiment, described device further includes：
Second obtain module, for obtain the optical fingerprint sensor field angle and the optical fingerprint sensor
At a distance from the screen；
Second determining module, for according to the field angle of the optical fingerprint sensor and the optical fingerprint sensor with
The distance of the screen determines the backlight interference region of the screen.
In one embodiment, described device further includes：
Detection module, for detecting the finger pressing operation for being directed to preset fingerprint region；
Execution module, for when the finger pressing operation for preset fingerprint region is not detected in preset duration,
Execute the back that the backlight interference region of the screen of the terminal of the display driving integrated circuit output for receiving terminal issues
The step of interference value of light；
Identification module, for identifying that the finger is pressed when detecting the finger pressing operation for preset fingerprint region
The corresponding user fingerprints of press operation.
According to the third aspect of an embodiment of the present disclosure, a kind of intensity of illumination determining device is provided, including：
Processor；
Memory for storage processor executable instruction；
Wherein, the processor is configured to：
Receive the back that the backlight interference region of the screen of the terminal of the display driving integrated circuit output of terminal issues
The interference value of light；Reflection light of the backlight that the backlight interference region of the screen issues at the cover-plate glass of the terminal is penetrated
Enter optical fingerprint sensor, the optical fingerprint sensor is set to below the screen of terminal；
Obtain the first intensity of illumination of light detected by the optical fingerprint sensor；
According to the first intensity of illumination of light detected by the interference value and the optical fingerprint sensor, determine
Second intensity of illumination of the environment light of the terminal local environment.
According to a fourth aspect of embodiments of the present disclosure, a kind of computer readable storage medium is provided, calculating is stored thereon with
The step of machine instruction, which realizes any one of above-mentioned first aspect the method embodiment when being executed by processor.
The technical scheme provided by this disclosed embodiment can include the following benefits：The technical solution by directly from
The interference value of the backlight of the backlight interference region sending of screen is obtained at the display driving integrated circuit of terminal, and then described in use
Interference value is modified the first intensity of illumination of light detected by optical fingerprint sensor, to obtain ring locating for terminal
Second intensity of illumination of the environment light in border, enables ring locating for the optical fingerprint sensor measuring terminals being set to below screen
The intensity of illumination of the environment light in border can be improved the screen accounting of terminal, overcome in the related technology screen backlight at cover-plate glass
Interference of the reflection light to intensity of illumination measurement process, can be improved the Stability and veracity of intensity of illumination measurement, effectively
Ground adjusts screen backlight brightness, improves user experience.
It should be understood that above general description and following detailed description be only it is exemplary and explanatory, not
The disclosure can be limited.
Detailed description of the invention
The drawings herein are incorporated into the specification and forms part of this specification, and shows the implementation for meeting the disclosure
Example, and together with specification for explaining the principles of this disclosure.
Fig. 1 is the flow chart that intensity of illumination shown according to an exemplary embodiment determines method.
Fig. 2 is the flow chart that intensity of illumination shown according to an exemplary embodiment determines method.
Fig. 3 is the flow chart that intensity of illumination shown according to an exemplary embodiment determines method.
Fig. 4 is the flow chart that intensity of illumination shown according to an exemplary embodiment determines method.
Fig. 5 is the block diagram of intensity of illumination determining device shown according to an exemplary embodiment.
Fig. 6 is the block diagram of intensity of illumination determining device shown according to an exemplary embodiment.
Fig. 7 is the block diagram of intensity of illumination determining device shown according to an exemplary embodiment.
Fig. 8 is the block diagram of intensity of illumination determining device shown according to an exemplary embodiment.
Fig. 9 is the block diagram of intensity of illumination determining device shown according to an exemplary embodiment.
Figure 10 is the block diagram of device shown according to an exemplary embodiment.
Figure 11 is the block diagram of device shown according to an exemplary embodiment.
Specific embodiment
Example embodiments are described in detail here, and the example is illustrated in the accompanying drawings.Following description is related to
When attached drawing, unless otherwise indicated, the same numbers in different drawings indicate the same or similar elements.Following exemplary embodiment
Described in embodiment do not represent all implementations consistent with this disclosure.On the contrary, they be only with it is such as appended
The example of the consistent device and method of some aspects be described in detail in claims, the disclosure.
Ambient light sensor is used for the intensity of illumination of measuring terminals local environment, and adjusts end panel based on ambient light intensity
The backlight illumination of curtain, can save battery capacity, extend the working time of device battery to the maximum extent.
In the related technology, ambient light sensor is usually fixed at below the cover-plate glass at the top of terminal front side, leads to mobile phone
Forehead increases, and reduces screen accounting, is unable to satisfy user for the demand of high screen accounting mobile phone, influences user experience.And if
Ambient light sensor is arranged below screen, in the case where screen does not have the objects such as finger to block, ambient light sensor
It can sense the intensity of illumination of local environment, still, ambient light sensor also has received screen backlight in cover-plate glass simultaneously
Locate the interference of the light of reflection, this results in intensity of illumination measured by ambient light sensor very inaccurate, thus can not be effective
Ground adjusts screen backlight brightness, causes battery capacity to waste, influences user experience.
To solve the above-mentioned problems, the embodiment of the present disclosure provides a kind of intensity of illumination and determines that method, method include：It receives
The interference value for the backlight that the backlight interference region of the screen of the terminal of display driving integrated circuit (IC) output of terminal issues；Screen
Reflection light of the backlight that the backlight interference region of curtain issues at the cover-plate glass of terminal injects optical fingerprint sensor, optics
Fingerprint sensor is set to below the screen of terminal；The first illumination for obtaining light detected by optical fingerprint sensor is strong
Degree；According to the first intensity of illumination of light detected by interference value and optical fingerprint sensor, terminal local environment is determined
Second intensity of illumination of environment light.The embodiment of the present disclosure directly from the display driving integrated circuit of terminal by obtaining screen
The interference value for the backlight that backlight interference region issues, and then using interference value to light detected by optical fingerprint sensor
First intensity of illumination is modified, so that the second intensity of illumination of the environment light of terminal local environment is obtained, so that being set to screen
The optical fingerprint sensor of curtain lower section is capable of the intensity of illumination of the environment light of measuring terminals local environment, can be improved the screen of terminal
Accounting overcomes interference of reflection light of the screen backlight at cover-plate glass to intensity of illumination measurement process in the related technology, energy
The Stability and veracity for enough improving intensity of illumination measurement, effectively adjusts screen backlight brightness, improves user experience.
On the basis of above-mentioned analysis, disclosed method embodiment is described below.
Fig. 1 is the flow chart that a kind of intensity of illumination shown according to an exemplary embodiment determines method；This method is held
Row main body can be terminal, the electronic equipments such as terminal such as smart phone, tablet computer, camera；As shown in Figure 1, this method packet
Include following steps 101-103：
In a step 101, the backlight interference region of the screen of the terminal of the display driving integrated circuit output of terminal is received
The interference value of the backlight of sending；Reflection light of the backlight that the backlight interference region of screen issues at the cover-plate glass of terminal is penetrated
Enter optical fingerprint sensor, optical fingerprint sensor is set to below the screen of terminal.
Exemplary, interference value includes reflection of the backlight of the backlight interference region sending of screen at the cover-plate glass of terminal
The intensity of illumination of light.It is shown in the backlight interference region of the screen of terminal for example, the display driving integrated circuit of terminal is intercepted
The object content shown, then display driving integrated circuit determines that backlight is dry according to the object content shown in backlight interference region
The pixel value for disturbing each pixel in region determines that backlight is interfered according to the pixel value of pixel each in backlight interference region
The intensity of illumination of reflection light of the backlight that region issues at cover-plate glass；Then, display driving integrated circuit does backlight
The intensity of illumination for disturbing reflection light of the backlight of region sending at cover-plate glass is transferred to terminal, such as the integrated electricity of display driving
Identified interference value is transferred to the operating system or processor of terminal by road.
Exemplary, the optical fingerprint sensor below the screen for being set to terminal is used for the ring of measuring terminals local environment
When the intensity of illumination of border light；When screen is in black state, optical fingerprint sensor can only receive environment light；And work as screen
When in illuminating state and the finger pressing operation for preset fingerprint region is not detected, the backlight interference region of screen is sent out
Reflection light after backlight out reflects at the cover-plate glass of terminal injects optical fingerprint sensor, so that optical finger print senses
Device had both received environment light, also received reflection light.
It is exemplary, the backlight interference region of screen can be predefined before executing step 101, for example, obtaining optics
The field angle and optical fingerprint sensor of fingerprint sensor are at a distance from screen；According to the field angle of optical fingerprint sensor and
Optical fingerprint sensor determines the backlight interference region of screen at a distance from screen.
In a step 102, the first intensity of illumination of light detected by optical fingerprint sensor is obtained.
Exemplary, the first intensity of illumination refers to the mixing of environment light and reflection light detected by optical fingerprint sensor
The intensity of illumination of light.
In step 103, the first intensity of illumination of the light according to detected by interference value and optical fingerprint sensor,
Determine the second intensity of illumination of the environment light of terminal local environment.
It is exemplary, it is detected in the interference value and optical fingerprint sensor for getting the backlight of backlight interference region sending
On the basis of first intensity of illumination of the light arrived, balancing out interference value from the first intensity of illumination be can be obtained by locating for terminal
Second intensity of illumination of the environment light of environment；Optionally, the first illumination of light detected by calculating optical fingerprint sensor
The difference of intensity and interference value；Obtained difference is determined as to the second intensity of illumination of the environment light of terminal local environment.
The technical scheme provided by this disclosed embodiment is shielded by obtaining directly from the display driving integrated circuit of terminal
The interference value for the backlight that the backlight interference region of curtain issues, and then using interference value to light detected by optical fingerprint sensor
First intensity of illumination of line is modified, so that the second intensity of illumination of the environment light of terminal local environment is obtained, so that setting
Optical fingerprint sensor below screen is capable of the intensity of illumination of the environment light of measuring terminals local environment, can be improved terminal
Screen accounting, overcome in the related technology reflection light of the screen backlight at cover-plate glass intensity of illumination measurement process is done
It disturbs, can be improved the Stability and veracity of intensity of illumination measurement, effectively adjust screen backlight brightness, so, it is possible to improve
User experience.
Fig. 2 is the flow chart that a kind of intensity of illumination shown according to an exemplary embodiment determines method；As shown in Fig. 2,
On the basis of embodiment shown in Fig. 1, this disclosure relates to intensity of illumination determine that method includes the following steps 201-204：
In step 201, the backlight interference region of the screen of the terminal of the display driving integrated circuit output of terminal is received
The interference value of the backlight of sending；Reflection light of the backlight that the backlight interference region of screen issues at the cover-plate glass of terminal is penetrated
Enter optical fingerprint sensor, optical fingerprint sensor is set to below the screen of terminal.
In step 202, the first intensity of illumination of light detected by optical fingerprint sensor is obtained.
In step 203, the first intensity of illumination of light detected by calculating optical fingerprint sensor and interference value
Difference.
In step 204, obtained difference is determined as to the second intensity of illumination of the environment light of terminal local environment.
The technical scheme provided by this disclosed embodiment passes through first of the light detected by the optical fingerprint sensor
The reflection light of backlight that backlight interference region is issued in displaying target content at cover-plate glass is subtracted in intensity of illumination
Interference value, two intensities of illumination of the environment light of terminal local environment are obtained, so that the optical finger print that is set to below screen passes
Sensor is capable of the intensity of illumination of the environment light of measuring terminals local environment, overcome in the related technology screen backlight in cover-plate glass
Interference of the reflection light at place to intensity of illumination measurement process can be improved the Stability and veracity of intensity of illumination measurement.
Fig. 3 is the flow chart that a kind of intensity of illumination shown according to an exemplary embodiment determines method；As shown in figure 3,
On the basis of embodiment shown in Fig. 1, this disclosure relates to intensity of illumination determine that method includes the following steps 301-306：
In step 301, judge whether to detect the finger pressing operation for preset fingerprint region；When in preset duration
When the finger pressing operation for preset fingerprint region is inside not detected, step 302 is gone to；Preset fingerprint area is directed to when detecting
When the finger pressing operation in domain, step 306 is gone to.
It is exemplary, when not detecting finger pressing operation again in specified duration, it just will do it light-intensity test, avoid finger
Maloperation.
In step 302, the backlight interference region of the screen of the terminal of the display driving integrated circuit output of terminal is received
The interference value of the backlight of sending；Reflection light of the backlight that the backlight interference region of screen issues at the cover-plate glass of terminal is penetrated
Enter optical fingerprint sensor, optical fingerprint sensor is set to below the screen of terminal.
In step 303, the first intensity of illumination of light detected by optical fingerprint sensor is obtained.
In step 304, the first intensity of illumination of light detected by calculating optical fingerprint sensor and interference value
Difference.
In step 305, obtained difference is determined as to the second intensity of illumination of the environment light of terminal local environment；Stream
Journey terminates.
Within step 306, the corresponding user fingerprints of identification finger pressing operation.
The technical scheme provided by this disclosed embodiment is not detected in preset duration for preset fingerprint area by working as
When the finger pressing operation in domain, allow optical fingerprint sensor measuring terminals local environment environment light intensity of illumination, work as detection
To be directed to preset fingerprint region finger pressing operation when, allow optical fingerprint sensor identify user fingerprints, to improve terminal
Screen accounting, improve user experience.
Intensity of illumination is provided based on the embodiment of the present disclosure and determines method, and fingerprint knowledge can be provided separately in optical fingerprint sensor
Other function or light intensity test function, can also open fingerprint identification function and light intensity test function simultaneously.Refer to below for optics
Line sensor opens fingerprint identification function simultaneously and the scene of light intensity test function is illustrated.Fig. 4 is according to an example
Property implement the flow chart that a kind of intensity of illumination for exemplifying determines method；As shown in figure 4, method includes the following steps 401-411：
In step 401, the light intensity test function and fingerprint identification function of optical fingerprint sensor are opened.
In step 402, light-intensity test mode is opened；Step 403 and step 404 are gone to respectively.
In step 403, the first intensity of illumination of the light that output optical fingerprint sensor detects, i.e. optical finger print pass
The photosensitive value of sensor；Go to step 406.
In step 404, display driving integrated circuit interception display content.
Exemplary, display content refers to the object content of display in the backlight interference region of the screen of terminal.
In step 405, display driving integrated circuit calculates display influence value, and be transferred to terminal operating system or
Processor.
In a step 406, the photosensitive value of optical fingerprint sensor is balanced out into display influence value, the illumination of output environment light
Intensity.
In step 407, when detecting the finger pressing operation for preset fingerprint region, light-intensity test mould is closed
Formula.
In a step 408, judge to apply and whether need to open fingerprint function：If so, going to step 409；If it is not, then turning
To step 411.
In step 409, fingerprint recognition mode is opened.
In step 410, finger scan.
In step 411, when detection finger leaves, step 402 is gone to.
The technical scheme provided by this disclosed embodiment, by working optical fingerprint sensor as light intensity sensor
When, there is the display content in the influence area of interference to sensor by display driving integrated circuit interception, passes through a set of fitting
Algorithm comes out the interference calculation of screen, and balances out, to obtain stable light intensity data, can be improved screen accounting, saves
Cost reduces design difficulty, improves user experience.
Following is embodiment of the present disclosure, can be used for executing embodiments of the present disclosure.
Fig. 5 is a kind of block diagram of intensity of illumination determining device shown according to an exemplary embodiment；As shown in figure 5, should
Intensity of illumination determining device includes：Receiving module 501, first obtains module 502 and the first determining module 503, wherein：
The backlight that receiving module 501 is configured as receiving the screen of the terminal of the display driving integrated circuit output of terminal is dry
Disturb the interference value of the backlight of region sending；Reflection of the backlight that the backlight interference region of screen issues at the cover-plate glass of terminal
Light injects optical fingerprint sensor, and optical fingerprint sensor is set to below the screen of terminal；
The first illumination that first acquisition module 502 is configured as obtaining light detected by optical fingerprint sensor is strong
Degree；
First determining module 503 is configured as of the light according to detected by interference value and optical fingerprint sensor
One intensity of illumination determines the second intensity of illumination of the environment light of terminal local environment.
The device that the embodiment of the present disclosure provides can be used in executing the technical solution of embodiment illustrated in fig. 1, executive mode
Similar with beneficial effect, details are not described herein again.
In one possible implementation, as shown in fig. 6, the intensity of illumination determining device shown in Fig. 5 can also include
First determining module 503 is configured to include：Computational submodule 601 and determining submodule 602, wherein：
Computational submodule 601 be configured as the first intensity of illumination of light detected by calculating optical fingerprint sensor with
The difference of interference value；
Determine that submodule 602 is configured as obtained difference being determined as the second light of the environment light of terminal local environment
According to intensity.
In one possible implementation, as shown in fig. 7, the intensity of illumination determining device shown in Fig. 5 can also include：
Second obtains module 701 and the second determining module 702, wherein：
Second acquisition module 701 be configured as obtain optical fingerprint sensor field angle and optical fingerprint sensor with
The distance of screen；
Second determining module 702 is configured as field angle and optical fingerprint sensor and screen according to optical fingerprint sensor
The distance of curtain, determines the backlight interference region of screen.
In one possible implementation, as shown in figure 8, the intensity of illumination determining device shown in Fig. 5 can also include：
Detection module 801, execution module 802 and identification module 803, wherein：
Detection module 801 is configured as the finger pressing operation that detection is directed to preset fingerprint region；
Execution module 802 is configured as working as the finger pressing behaviour being not detected in preset duration for preset fingerprint region
When making, the backlight for the backlight interference region sending of the screen of the terminal of display driving integrated circuit output for receiving terminal is executed
The step of interference value；
Identification module 803 is configured as identifying finger when detecting the finger pressing operation for preset fingerprint region
The corresponding user fingerprints of pressing operation.
Fig. 9 is a kind of block diagram of intensity of illumination determining device 900 shown according to an exemplary embodiment, and intensity of illumination is true
Device 900 is determined suitable for terminal, and intensity of illumination determining device 900 includes：
Processor 901；
Memory 902 for storage processor executable instruction；
Wherein, processor 901 is configured as：
Receive the backlight of the backlight interference region sending of the screen of the terminal of the display driving integrated circuit output of terminal
Interference value；Reflection light of the backlight that the backlight interference region of screen issues at the cover-plate glass of terminal is injected optical finger print and is passed
Sensor, optical fingerprint sensor are set to below the screen of terminal；
Obtain the first intensity of illumination of light detected by optical fingerprint sensor；
According to the first intensity of illumination of light detected by interference value and optical fingerprint sensor, determine locating for terminal
Second intensity of illumination of the environment light of environment.
In one embodiment, above-mentioned processor 901 is also configured to：
First intensity of illumination of light detected by calculating optical fingerprint sensor and the difference of interference value；
Obtained difference is determined as to the second intensity of illumination of the environment light of terminal local environment.
In one embodiment, above-mentioned processor 901 is also configured to：
The field angle and optical fingerprint sensor for obtaining optical fingerprint sensor are at a distance from screen；
According to the field angle of optical fingerprint sensor and optical fingerprint sensor at a distance from screen, the backlight of screen is determined
Interference region.
In one embodiment, above-mentioned processor 901 is also configured to：
Detection is directed to the finger pressing operation in preset fingerprint region；
When the finger pressing operation for preset fingerprint region is not detected in preset duration, executes and receive terminal
The step of interference value for the backlight that the backlight interference region of the screen of the terminal of display driving integrated circuit output issues；Alternatively,
When detecting the finger pressing operation for preset fingerprint region, the corresponding user of identification finger pressing operation refers to
Line.
About the device in above-described embodiment, wherein modules execute the concrete mode of operation in related this method
Embodiment in be described in detail, no detailed explanation will be given here.
Figure 10 is a kind of block diagram of device shown according to an exemplary embodiment.For example, device 1000 can be terminal
Deng.Referring to Fig.1 0, device 1000 may include following one or more components：Processing component 1002, memory 1004, power supply group
Part 1006, multimedia component 1008, audio component 1010, input/output (I/O) interface 1012, sensor module 1014, and
Communication component 1016.
Processing component 1002 is typically configured as the integrated operation of control device 1000, such as with display, call, number
According to communication, camera operation and record operate associated operation.Processing component 1002 may include one or more processors
1020 execute instruction, to perform all or part of the steps of the methods described above.In addition, processing component 1002 may include one
Or multiple modules, convenient for the interaction between processing component 1002 and other assemblies.For example, processing component 1002 may include more matchmakers
Module, to facilitate the interaction between multimedia component 1008 and processing component 1002.
Memory 1004 is configured as storing various types of data to support the operation in device 1000.These data
Example includes the instruction of any application or method for operating on device 1000, contact data, telephone book data,
Message, picture, video etc..Memory 1004 can by any kind of volatibility or non-volatile memory device or they
Combination is realized, such as static random access memory (SRAM), electrically erasable programmable read-only memory (EEPROM), it is erasable can
Program read-only memory (EPROM), programmable read only memory (PROM), read-only memory (ROM), magnetic memory, flash memory
Reservoir, disk or CD.
Power supply module 1006 provides electric power for the various assemblies of device 1000.Power supply module 1006 may include power management
System, one or more power supplys and other with for device 1000 generate, manage, and distribute the associated component of electric power.
Multimedia component 1008 includes the screen of one output interface of offer between the device 1000 and user.One
In a little embodiments, screen may include liquid crystal display (LCD) and touch panel (TP).If screen includes touch panel, screen
Curtain may be implemented as touch screen, to receive input signal from the user.Touch panel includes one or more touch sensings
Device is to sense the gesture on touch, slide, and touch panel.The touch sensor can not only sense touch or sliding action
Boundary, but also detect duration and pressure relevant to the touch or slide.In some embodiments, multimedia group
Part 1008 includes a front camera and/or rear camera.When device 1000 is in operation mode, such as screening-mode or view
When frequency mode, front camera and/or rear camera can receive external multi-medium data.Each front camera is with after
Setting camera can be a fixed optical lens system or has focusing and optical zoom capabilities.
Audio component 1010 is configured as output and/or input audio signal.For example, audio component 1010 includes a wheat
Gram wind (MIC), when device 1000 is in operation mode, when such as call mode, recording mode, and voice recognition mode, microphone quilt
It is configured to receive external audio signal.The received audio signal can be further stored in memory 1004 or via communication
Component 1016 is sent.In some embodiments, audio component 1010 further includes a loudspeaker, is used for output audio signal.
I/O interface 1012 provides interface, above-mentioned peripheral interface module between processing component 1002 and peripheral interface module
It can be keyboard, click wheel, button etc..These buttons may include, but are not limited to：Home button, volume button, start button and
Locking press button.
Sensor module 1014 includes one or more sensors, and the state for providing various aspects for device 1000 is commented
Estimate.For example, sensor module 1014 can detecte the state that opens/closes of device 1000, the relative positioning of component, such as it is somebody's turn to do
Component is the display and keypad of device 1000, and sensor module 1014 can be with detection device 1000 or 1,000 1, device
The position change of component, the existence or non-existence that user contacts with device 1000,1000 orientation of device or acceleration/deceleration and device
1000 temperature change.Sensor module 1014 may include proximity sensor, be configured to connect in not any physics
It is detected the presence of nearby objects when touching.Sensor module 1014 can also include optical sensor, as CMOS or ccd image are sensed
Device, for being used in imaging applications.In some embodiments, which can also include acceleration sensing
Device, gyro sensor, Magnetic Sensor, pressure sensor or temperature sensor.
Communication component 1016 is configured to facilitate the communication of wired or wireless way between device 1000 and other equipment.Dress
The wireless network based on communication standard, such as WiFi can be accessed by setting 1000,2G or 3G or their combination.It is exemplary at one
In embodiment, communication component 1016 receives broadcast singal or broadcast correlation from external broadcasting management system via broadcast channel
Information.In one exemplary embodiment, which further includes near-field communication (NFC) module, to promote short distance logical
Letter.For example, radio frequency identification (RFID) technology, Infrared Data Association (IrDA) technology, ultra wide band (UWB) can be based in NFC module
Technology, bluetooth (BT) technology and other technologies are realized.
In the exemplary embodiment, device 1000 can be by one or more application specific integrated circuit (ASIC), number
Signal processor (DSP), digital signal processing appts (DSPD), programmable logic device (PLD), field programmable gate array
(FPGA), controller, microcontroller, microprocessor or other electronic components are realized, for executing the above method.
In the exemplary embodiment, a kind of non-transitorycomputer readable storage medium including instruction, example are additionally provided
It such as include the memory 1004 of instruction, above-metioned instruction can be executed by the processor 1020 of device 1000 to complete the above method.Example
Such as, which can be ROM, random access memory (RAM), CD-ROM, tape, floppy disk
With optical data storage devices etc..
Figure 11 is a kind of block diagram of device shown according to an exemplary embodiment.For example, device 1100 can be provided
For a server.Device 1100 includes processing component 1102, further comprises one or more processors, and by memory
Memory resource representated by 1103, can be by the instruction of the execution of processing component 1102, such as application program for storing.Storage
The application program stored in device 1103 may include it is one or more each correspond to one group of instruction module.This
Outside, processing component 1102 is configured as executing instruction, to execute the above method.
Device 1100 can also include that a power supply module 1106 be configured as the power management of executive device 1100, and one
Wired or wireless network interface 1105 is configured as device 1100 being connected to network and input and output (I/O) interface
1108.Device 1100 can be operated based on the operating system for being stored in memory 1103, such as Windows ServerTM, Mac
OS XTM, UnixTM, LinuxTM, FreeBSDTM or similar.
A kind of non-transitorycomputer readable storage medium, when the instruction in storage medium is by device 1000 or device 1100
Processor execute when so that device 1000 or device 1100 are able to carry out following intensity of illumination and determine that method, method include：
Receive the backlight of the backlight interference region sending of the screen of the terminal of the display driving integrated circuit output of terminal
Interference value；Reflection light of the backlight that the backlight interference region of screen issues at the cover-plate glass of terminal is injected optical finger print and is passed
Sensor, optical fingerprint sensor are set to below the screen of terminal；
Obtain the first intensity of illumination of light detected by optical fingerprint sensor；
According to the first intensity of illumination of light detected by interference value and optical fingerprint sensor, determine locating for terminal
Second intensity of illumination of the environment light of environment.
In one embodiment, the first illumination of the light according to detected by interference value and optical fingerprint sensor is strong
Degree, determines the second intensity of illumination of the environment light of terminal local environment, including：
First intensity of illumination of light detected by calculating optical fingerprint sensor and the difference of interference value；
Obtained difference is determined as to the second intensity of illumination of the environment light of terminal local environment.
In one embodiment, in the backlight interference of the screen of the terminal for the display driving integrated circuit output for receiving terminal
Before the interference value for the backlight that region issues, method further includes：
The field angle and optical fingerprint sensor for obtaining optical fingerprint sensor are at a distance from screen；
According to the field angle of optical fingerprint sensor and optical fingerprint sensor at a distance from screen, the backlight of screen is determined
Interference region.
In one embodiment, method further includes：
Detection is directed to the finger pressing operation in preset fingerprint region；
When the finger pressing operation for preset fingerprint region is not detected in preset duration, executes and receive terminal
The step of interference value for the backlight that the backlight interference region of the screen of the terminal of display driving integrated circuit output issues；Alternatively,
When detecting the finger pressing operation for preset fingerprint region, the corresponding user of identification finger pressing operation refers to
Line.
Those skilled in the art will readily occur to its of the disclosure after considering specification and practicing disclosure disclosed herein
Its embodiment.This application is intended to cover any variations, uses, or adaptations of the disclosure, these modifications, purposes or
Person's adaptive change follows the general principles of this disclosure and including the undocumented common knowledge in the art of the disclosure
Or conventional techniques.The description and examples are only to be considered as illustrative, and the true scope and spirit of the disclosure are by following
Claim is pointed out.
It should be understood that the present disclosure is not limited to the precise structures that have been described above and shown in the drawings, and
And various modifications and changes may be made without departing from the scope thereof.The scope of the present disclosure is only limited by the accompanying claims.
Claims (10)
1. a kind of intensity of illumination determines method, which is characterized in that including：
Receive the backlight of the backlight interference region sending of the screen of the terminal of the display driving integrated circuit output of terminal
Interference value；Reflection light incident light of the backlight that the backlight interference region of the screen issues at the cover-plate glass of the terminal
Fingerprint sensor is learned, the optical fingerprint sensor is set to below the screen of terminal；
Obtain the first intensity of illumination of light detected by the optical fingerprint sensor；
According to the first intensity of illumination of light detected by the interference value and the optical fingerprint sensor, determine described in
Second intensity of illumination of the environment light of terminal local environment.
2. the method according to claim 1, wherein described pass according to the interference value and the optical finger print
First intensity of illumination of light detected by sensor determines the second intensity of illumination of the environment light of the terminal local environment,
Including：
Calculate the first intensity of illumination of light detected by the optical fingerprint sensor and the difference of the interference value；
Obtained difference is determined as to the second intensity of illumination of the environment light of the terminal local environment.
3. the method according to claim 1, wherein in the institute for the display driving integrated circuit output for receiving terminal
Before the interference value for stating the backlight of the backlight interference region sending of the screen of terminal, the method also includes：
The field angle for obtaining the optical fingerprint sensor and the optical fingerprint sensor are at a distance from the screen；
According to the field angle of the optical fingerprint sensor and the optical fingerprint sensor at a distance from the screen, institute is determined
State the backlight interference region of screen.
4. the method according to claim 1, wherein the method also includes：
Detection is directed to the finger pressing operation in preset fingerprint region；
When the finger pressing operation for preset fingerprint region is not detected in preset duration, the reception terminal is executed
The step of interference value for the backlight that the backlight interference region of the screen of the terminal of display driving integrated circuit output issues；Or
Person,
When detecting the finger pressing operation for preset fingerprint region, identify that the corresponding user of the finger pressing operation refers to
Line.
5. a kind of intensity of illumination determining device, which is characterized in that including：
Receiving module, the backlight interference region of the screen for the terminal that the display driving integrated circuit for receiving terminal exports
The interference value of the backlight of sending；The backlight that the backlight interference region of the screen issues is anti-at the cover-plate glass of the terminal
It penetrates light and injects optical fingerprint sensor, the optical fingerprint sensor is set to below the screen of terminal；
First obtains module, for obtaining the first intensity of illumination of light detected by the optical fingerprint sensor；
First determining module, first for the light according to detected by the interference value and the optical fingerprint sensor
Intensity of illumination determines the second intensity of illumination of the environment light of the terminal local environment.
6. device according to claim 5, which is characterized in that first determining module, including：
Computational submodule, the first intensity of illumination for calculating light detected by the optical fingerprint sensor are done with described
Disturb the difference of value；
Determine submodule, it is strong for obtained difference to be determined as to the second illumination of environment light of the terminal local environment
Degree.
7. device according to claim 5, which is characterized in that described device further includes：
Second obtains module, for obtaining field angle and the optical fingerprint sensor and the institute of the optical fingerprint sensor
State the distance of screen；
Second determining module, for according to the field angle of the optical fingerprint sensor and the optical fingerprint sensor with it is described
The distance of screen determines the backlight interference region of the screen.
8. device according to claim 5, which is characterized in that described device further includes：
Detection module, for detecting the finger pressing operation for being directed to preset fingerprint region；
Execution module, for executing when the finger pressing operation for preset fingerprint region is not detected in preset duration
The backlight that the backlight interference region of the screen of the terminal of the display driving integrated circuit output for receiving terminal issues
The step of interference value；
Identification module, for when detecting the finger pressing operation for preset fingerprint region, identifying the finger pressing behaviour
Make corresponding user fingerprints.
9. a kind of intensity of illumination determining device, which is characterized in that including：
Processor；
Memory for storage processor executable instruction；
Wherein, the processor is configured to：
Receive the backlight of the backlight interference region sending of the screen of the terminal of the display driving integrated circuit output of terminal
Interference value；Reflection light incident light of the backlight that the backlight interference region of the screen issues at the cover-plate glass of the terminal
Fingerprint sensor is learned, the optical fingerprint sensor is set to below the screen of terminal；
Obtain the first intensity of illumination of light detected by the optical fingerprint sensor；
According to the first intensity of illumination of light detected by the interference value and the optical fingerprint sensor, determine described in
Second intensity of illumination of the environment light of terminal local environment.
10. a kind of computer readable storage medium, is stored thereon with computer instruction, which is characterized in that the instruction is by processor
The step of any one of claim 1-4 the method is realized when execution.
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