CN111243506B - Screen brightness adjusting method, device, equipment and storage medium - Google Patents
Screen brightness adjusting method, device, equipment and storage medium Download PDFInfo
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- CN111243506B CN111243506B CN201811446748.9A CN201811446748A CN111243506B CN 111243506 B CN111243506 B CN 111243506B CN 201811446748 A CN201811446748 A CN 201811446748A CN 111243506 B CN111243506 B CN 111243506B
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- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
- G09G3/00—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes
- G09G3/20—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters
- G09G3/22—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters using controlled light sources
- G09G3/30—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters using controlled light sources using electroluminescent panels
- G09G3/32—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters using controlled light sources using electroluminescent panels semiconductive, e.g. using light-emitting diodes [LED]
- G09G3/3208—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters using controlled light sources using electroluminescent panels semiconductive, e.g. using light-emitting diodes [LED] organic, e.g. using organic light-emitting diodes [OLED]
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- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
- G09G2320/00—Control of display operating conditions
- G09G2320/06—Adjustment of display parameters
- G09G2320/0626—Adjustment of display parameters for control of overall brightness
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Abstract
The application discloses a screen brightness display method, a screen brightness display device, screen brightness display equipment and a storage medium, and relates to the field of electronic equipment. The method comprises the following steps: acquiring the light intensity of the environment; obtaining a calibration light intensity according to the ambient light intensity and the calibration parameter; the calibration parameters are obtained by calculation according to the pre-measured reflection light intensity of a first area and a second area, the first area is a screen area outside a fingerprint sensor pasting area in the hole opening area, and the second area is a screen area pasted by the fingerprint sensor; adjusting the brightness of the display in the first area according to the calibrated light intensity; according to the technical scheme, the screen brightness of the first area is adjusted through the calculated calibration light intensity, so that the reflected light intensity of the first area and the reflected light intensity of the second area when the user interface is displayed are basically consistent, the visual difference between the first area and the second area when the user interface is displayed is eliminated, and the problem that the offset generated between the opening area and the fingerprint sensor pasting area is visible is solved.
Description
Technical Field
The embodiment of the application relates to the field of electronic equipment, in particular to a screen brightness adjusting method, device, equipment and storage medium.
Background
Nowadays, most of intelligent terminals can unlock screens through fingerprint identification.
In the related art, a fingerprint identification device is arranged in an area of the intelligent terminal outside a display screen to perform fingerprint identification unlocking of the screen. Above-mentioned fingerprint identification device includes OLED (Organic Light Emitting Display), Light shield layer and fingerprint sensor, and wherein the Light shield layer is pasted at OLED's back, and the Light shield layer is used for avoiding the lower floor's device at the OLED back to cause the influence to OLED's interface Display, because fingerprint sensor needs to gather Light, the Light shield layer needs the trompil in order to paste fingerprint sensor in OLED's back.
However, the area of the opening is larger than the area of the fingerprint sensor attached to the OLED, so that a gap is generated between the area of the opening and the area of the fingerprint sensor attached to the OLED, which affects the display of the user interface on the OLED.
Disclosure of Invention
The embodiment of the application provides a fingerprint identification method, a fingerprint identification device, fingerprint identification equipment and a storage medium, and solves the problem that the display of a user interface on an OLED is influenced due to the fact that a break difference is generated between the aperture area of a light shielding layer and the pasting area of a fingerprint sensor. The technical scheme is as follows:
according to a first aspect of the present application, there is provided a screen brightness adjusting method applied to a terminal having a fingerprint sensor attached below a light shielding layer of a screen area, the light shielding layer having an opening area exposing the fingerprint sensor, the method comprising:
acquiring the light intensity of the environment;
obtaining a calibration light intensity according to the ambient light intensity and the calibration parameter; the calibration parameters are obtained by calculation according to the pre-measured reflected light intensity of a first area and a second area, the first area is a screen area outside a fingerprint sensor pasting area in the opening area, and the second area is a screen area pasted by the fingerprint sensor;
and adjusting the brightness voltage displayed in the first area according to the calibrated light intensity.
In some embodiments, deriving the calibrated light intensity from the ambient light intensity and the calibration parameter comprises:
calling a calculation formula Q' ═ Q × k, and calculating to obtain the calibration light intensity; where Q' is the calibration light intensity, Q is the ambient light intensity, and k is the calibration parameter.
In some embodiments, the calibration parameter k ═ B/(B-a); where A is the previously measured intensity of the reflected light of the first region and B is the previously measured intensity of the reflected light of the second region.
In some embodiments, deriving the calibrated light intensity from the ambient light intensity and the calibration parameter comprises:
determining that the terminal is in an outdoor environment;
and when the terminal is in an outdoor environment, obtaining the calibrated light intensity according to the ambient light intensity and the calibration parameters.
In some embodiments, determining that the terminal is in an outdoor environment comprises:
judging whether the ambient light intensity is greater than a light intensity threshold value;
and when the ambient light intensity is greater than the light intensity threshold value, determining that the terminal is in the outdoor environment.
In some embodiments, determining that the terminal is in an outdoor environment comprises:
positioning a terminal to obtain a current geographic position;
and determining that the terminal is in the outdoor environment according to the current geographic position and the map data.
According to a second aspect of the present application, there is provided a screen brightness adjusting apparatus applied to a terminal having a fingerprint sensor attached below a light shielding layer of a screen area, the light shielding layer having an opening area exposing the fingerprint sensor, the apparatus comprising:
an acquisition module configured to acquire ambient light intensity;
a calculation module configured to derive a calibrated light intensity from the ambient light intensity and the calibration parameter; the calibration parameters are obtained by calculation according to the pre-measured reflected light intensity of a first area and a second area, the first area is a screen area outside a fingerprint sensor pasting area in the opening area, and the second area is a screen area pasted by the fingerprint sensor;
and the adjusting module is configured to adjust the brightness voltage displayed by the first area according to the calibrated light intensity.
In some embodiments, the calculation module is configured to call a calculation formula Q' ═ Q × k, and calculate the calibrated light intensity; where Q' is the calibration light intensity, Q is the ambient light intensity, and k is the calibration parameter.
In some embodiments, the calibration parameter k ═ B/(B-a); where A is the previously measured intensity of the reflected light of the first region and B is the previously measured intensity of the reflected light of the second region.
In some embodiments of the present invention, the,
a positioning module configured to determine that the terminal is in an outdoor environment;
and the calculation module is configured to obtain the calibrated light intensity according to the ambient light intensity and the calibration parameters when the terminal is in the outdoor environment.
In some embodiments of the present invention, the,
a positioning module configured to determine whether an ambient light intensity is greater than a light intensity threshold; and when the ambient light intensity is greater than the light intensity threshold value, determining that the terminal is in the outdoor environment.
In some embodiments of the present invention, the,
the positioning module is configured to position the terminal to obtain a current geographic position; and determining that the terminal is in the outdoor environment according to the current geographic position and the map data.
According to a third aspect of the present application, there is provided a terminal comprising a processor and a memory, the memory having stored therein at least one instruction, at least one program, a set of codes, or a set of instructions, the at least one instruction, the at least one program, the set of codes, or the set of instructions being loaded and executed by the processor to implement the screen brightness adjustment method according to any one of the first aspects above.
According to a fourth aspect of the present application, there is provided a computer-readable storage medium having stored therein at least one instruction, at least one program, a set of codes, or a set of instructions, which is loaded and executed by the processor to implement the screen brightness adjustment method of any one of the above first aspects.
The beneficial effects brought by the technical scheme provided by the embodiment of the application at least comprise:
obtaining the calibration light intensity according to the ambient light intensity and the calibration parameter by obtaining the ambient light intensity; the calibration parameters are obtained by calculation according to the pre-measured reflection light intensity of a first area and a second area, the first area is a screen area outside a fingerprint sensor pasting area in the hole opening area, and the second area is a screen area pasted by the fingerprint sensor; adjusting the brightness of the display in the first area according to the calibrated light intensity; according to the method, the screen brightness of the first area is adjusted through the calculated calibration light intensity, so that the reflected light intensities of the first area and the second area are basically consistent when the user interface is displayed, the visual difference between the first area and the second area when the user interface is displayed is eliminated, and the problem that the fault difference generated between the opening area of the light shielding layer and the fingerprint sensor pasting area is visible is solved.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present application, the drawings needed to be used in the description of the embodiments are briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present application, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without creative efforts.
FIG. 1 is a block diagram of an electronic device provided in an exemplary embodiment of the present application;
FIG. 2 is a block diagram of an electronic device provided in another exemplary embodiment of the present application;
FIG. 3 is a block diagram of an electronic device provided in another exemplary embodiment of the present application;
FIG. 4 is a block diagram of an electronic device provided in another exemplary embodiment of the present application;
FIG. 5 is a flowchart of a method for adjusting screen brightness according to an exemplary embodiment of the present application;
FIG. 6 is a flowchart of a method for adjusting screen brightness according to another exemplary embodiment of the present application;
FIG. 7 is a block diagram of a screen brightness adjustment apparatus provided in an exemplary embodiment of the present application;
fig. 8 is a block diagram of a screen brightness adjusting apparatus according to another exemplary embodiment of the present application;
fig. 9 is a block diagram of a screen brightness adjusting apparatus according to another exemplary embodiment of the present application.
Detailed Description
To make the objects, technical solutions and advantages of the present application more clear, embodiments of the present application will be described in further detail below with reference to the accompanying drawings.
First, several terms related to the embodiments of the present application are explained:
OLED, a kind of display. The OLED Display technology is different from the conventional LCD (Liquid Crystal Display) Display mode, and the OLED uses a very thin organic material coating and a glass substrate, so that when a current flows, the organic material emits light without a backlight.
Fig. 1 is a block diagram of an electronic device provided in an exemplary embodiment of the present application, the electronic device including: a light sensing device 101, a storage unit 102, a processing unit 103, and an OLED 104.
The light sensing device 101 is used for measuring the ambient light intensity of the environment where the electronic equipment is located. Optionally, the light sensing Device 101 includes one of a Charge Coupled Device (CCD) Device and a Complementary Metal-Oxide Semiconductor (CMOS) Device.
The storage unit 102 is used for storing calibration parameters. Optionally, the storage unit 102 includes at least one of a Random Access Memory (RAM), a Serial Attached Small-Computer-System-Interface (SAS), and a Read-Only Memory (ROM).
The processing unit 103 is configured to obtain the ambient light intensity measured by the light sensing device 101 and obtain the calibration parameter stored in the storage unit 102, and calculate to obtain the calibration light intensity according to the obtained ambient light intensity and the calibration parameter; and then, sending a control command to the OLED 104 according to the calibrated light intensity to adjust the brightness voltage of the first area on the OLED 104.
The OLED 104 is used for display of a user interface. Referring to fig. 2, the direction indicated by the arrow is a line of sight direction of a user viewing the screen, one side of the OLED 104 opposite to the line of sight direction is a front side of the OLED 104, and the other side is a back side of the OLED 104. The back surface of the OLED 104 is adhered with a light shielding layer 105, the light shielding layer 105 has an opening area, and the fingerprint sensor 106 is fixed in a partial area of the opening area through a transparent adhering layer, wherein the screen area where the fingerprint sensor 106 is adhered is the second area 12, and the screen area outside the adhering area of the fingerprint sensor 106 in the opening area is the first area 11. As shown in fig. 3, the first region 11 and the second region 12 are schematically viewed from the front side of the OLED 104.
The OLED 104 is also used to adjust the brightness voltage of the first area 11 according to control instructions sent by the processing unit 103. Wherein the OLED 104 supports zonal brightness adjustment.
Fig. 4 is a block diagram of an electronic device provided in another exemplary embodiment of the present application, the electronic device including: an image pickup assembly 107, a storage unit 102, a processing unit 103, and an OLED 104.
It should be noted that the electronic device can obtain the ambient light intensity of the environment through the image capturing component, so the image capturing component 107 is used in the embodiment to replace the photosensitive device 101 in fig. 1. The camera module 107 is used to obtain the ambient light intensity of the environment where the electronic device is located. Schematically, the camera module 107 performs framing to obtain a framing image; converting the RGB model of the viewfinder image into a YUV (Luma-Chroma) model according to a conversion formula; and obtaining the ambient light intensity through a Y channel in the YUV model.
Fig. 5 is a flowchart of a screen brightness adjustment method applied to a terminal having a fingerprint sensor attached under a light shielding layer of a screen area, the light shielding layer having an opening area exposing the fingerprint sensor, according to an exemplary embodiment of the present application, and the method includes:
The processing unit obtains the ambient light intensity, and optionally, the processing unit obtains the ambient light intensity through the photosensitive device.
Or the camera component frames to obtain a framing image, the RGB model of the framing image is converted into a YUV model according to a conversion formula, and the ambient light intensity is obtained through a Y channel in the YUV model; the processing unit obtains the ambient light intensity provided by the camera assembly.
The terminal comprises a storage unit, wherein calibration parameters are stored in the storage unit, the calibration parameters are obtained through calculation according to the pre-measured reflection light intensity of a first area and a second area, the first area is a screen area outside a fingerprint sensor pasting area in an opening area, and the second area is a screen area pasted by the fingerprint sensor.
Optionally, the storage unit calls a calculation formula Q '═ Q × k, and calculates to obtain the calibration light intensity, where Q' is the calibration light intensity, Q is the ambient light intensity, and k is the calibration parameter.
The processing unit obtains corresponding brightness voltage according to the calibration light intensity, and generates a control instruction, wherein the control instruction comprises the brightness voltage, and the control instruction is used for controlling the display driving circuit to adjust the brightness voltage of the first area to the brightness voltage.
In summary, the screen brightness adjustment method provided by the embodiment obtains the ambient light intensity; obtaining a calibration light intensity according to the ambient light intensity and the calibration parameter; adjusting the brightness of the display in the first area according to the calibrated light intensity; the calibration parameters are calculated according to the pre-measured reflection light intensity of a first area and a second area, the first area is a screen area outside a fingerprint sensor pasting area in the opening area, and the second area is a screen area pasted by the fingerprint sensor. According to the method, the screen brightness of the first area is adjusted through the calculated calibration light intensity, so that the reflected light intensities of the first area and the second area are basically consistent when the user interface is displayed, the visual difference between the first area and the second area when the user interface is displayed is eliminated, the problem that the offset generated between the opening area and the fingerprint sensor pasting area is visible is solved, and the user experience is improved.
Fig. 6 is a flowchart of a screen brightness adjustment method applied to a terminal having a fingerprint sensor attached under a light shielding layer of a screen area, the light shielding layer having an opening area exposing the fingerprint sensor, according to another exemplary embodiment of the present application, and the method includes:
Referring to step 201, the details are not repeated herein.
When the terminal is in the outdoor environment, step 303 is executed; when the terminal is not in an outdoor environment, step 305 is performed.
Optionally, the storage unit stores a light intensity threshold, and the processing unit obtains the light intensity threshold retrieved from the storage unit and determines whether the ambient light intensity is greater than the light intensity threshold; when the light intensity of the environment is greater than the light intensity threshold value, determining that the terminal is in the outdoor environment, and executing step 303; when the ambient light intensity is equal to or less than the light intensity threshold, it is determined that the terminal is not in an outdoor environment, and step 305 is performed.
Or the processing unit calls a positioning system of the terminal to position the terminal to obtain the current geographic position; determining that the terminal is in an outdoor environment according to the current geographic position and the map data, and executing step 303; when the geographical position where the terminal is located is not located outdoors, step 305 is executed.
And 303, when the terminal is in an outdoor environment, obtaining the calibrated light intensity according to the ambient light intensity and the calibration parameters.
Optionally, when the terminal is located in an outdoor environment, the processing unit obtains the calibration parameter stored in the storage unit, and calculates to obtain the calibration light intensity through a calculation formula Q '═ Q × k, where Q' is the calibration light intensity, Q is the ambient light intensity, and k is the calibration parameter.
The calibration parameters are calculated according to the pre-measured reflection light intensity of a first area and a second area, the first area is a screen area outside a fingerprint sensor pasting area in the opening area, and the second area is a screen area pasted by the fingerprint sensor.
And step 304, adjusting the brightness voltage displayed in the first area according to the calibrated light intensity.
Referring to step 203, the details are not repeated herein.
And 305, when the terminal is not in the outdoor environment, not adjusting the brightness voltage displayed in the first area according to the calibration parameter.
In summary, the screen brightness adjustment method provided by the embodiment obtains the ambient light intensity; obtaining a calibration light intensity according to the ambient light intensity and the calibration parameter; adjusting the brightness of the display in the first area according to the calibrated light intensity; the calibration parameters are calculated according to the pre-measured reflection light intensity of a first area and a second area, the first area is a screen area outside a fingerprint sensor pasting area in the opening area, and the second area is a screen area pasted by the fingerprint sensor. According to the method, the screen brightness of the first area is adjusted through the calculated calibration light intensity, so that the reflected light intensities of the first area and the second area are basically consistent when the user interface is displayed, the visual difference between the first area and the second area when the user interface is displayed is eliminated, the problem that the offset generated between the opening area and the fingerprint sensor pasting area is visible is solved, and the user experience is improved.
In the screen brightness adjusting method provided by this embodiment, by determining the environment of the terminal, when the terminal is located in an outdoor environment, the brightness voltage displayed in the first area is adjusted; otherwise, stopping the adjustment of the brightness voltage displayed in the first area. According to the method, different adjusting schemes are executed on the brightness voltage of the first area on the screen instead of being executed all the time when the first area is under different ambient light or in different geographical positions, so that energy consumption can be saved.
It should be noted that the calibration parameter is calculated according to the pre-measured intensities of the reflected light of the first region and the second region. A technician measures the reflected light intensity A of a first area and the reflected light intensity B of a second area when a screen displays a user interface through a reflective photometer, wherein the reflected light intensity A and the reflected light intensity B are measured at the same time and the same place; calculating a calibration parameter k as B/(B-A) according to the reflected light intensity A and the reflected light intensity B; and storing the calculated calibration parameter k in a storage unit of the terminal.
Illustratively, outdoor, technicians display the reflected light intensity a of the first area and the reflected light intensity B of the second area through a reflective light meter test screen to measure n groups of reflected light intensity a and reflected light intensity B, wherein each group of reflected light intensity a and reflected light intensity B are measured at the same time and at the same place, and the n groups of reflected light intensity a and reflected light intensity B can be measured at different times and/or at different places; drawing a rectangular coordinate graph according to n groups of data, wherein the abscissa is the value of B-A, the ordinate is the value of B, a curve graph is obtained, a regression straight line is determined according to the curve, the ratio of the ordinate and the abscissa of the regression straight line is taken back as a calibration parameter k, and the value of n is equal to or greater than 2; the above-mentioned calibration parameter k is stored in a storage unit of the terminal.
Fig. 7 is a block diagram of a screen brightness adjusting apparatus provided in an exemplary embodiment of the present application, which may be implemented as part of or all of an electronic device through software, hardware, or a combination of the software and the hardware, and the apparatus includes:
an acquisition module 401 configured to acquire ambient light intensity;
a calculation module 402 configured to derive a calibrated light intensity from the ambient light intensity and the calibration parameter; the calibration parameters are obtained by calculation according to the pre-measured reflected light intensity of a first area and a second area, the first area is a screen area outside a fingerprint sensor pasting area in the opening area, and the second area is a screen area pasted by the fingerprint sensor;
an adjusting module 403 configured to adjust the brightness voltage displayed by the first area according to the calibrated light intensity.
In some embodiments, the calculation module 402 is configured to call a calculation formula Q' ═ Q × k, and calculate the calibrated light intensity; where Q' is the calibration light intensity, Q is the ambient light intensity, and k is the calibration parameter.
In some embodiments, the calibration parameter k ═ B/(B-a); where A is the previously measured intensity of the reflected light of the first region and B is the previously measured intensity of the reflected light of the second region.
In some embodiments, the apparatus further includes a positioning module 404, see figure 8,
a location module 404 configured to determine that the terminal is in an outdoor environment;
a calculation module 402 configured to derive a calibrated light intensity from the ambient light intensity and the calibration parameter when the terminal is in an outdoor environment.
In some embodiments of the present invention, the,
a positioning module 404 configured to determine whether the ambient light intensity is greater than a light intensity threshold; and when the ambient light intensity is greater than the light intensity threshold value, determining that the terminal is in the outdoor environment.
In some embodiments of the present invention, the,
a positioning module 404 configured to position the terminal to obtain a current geographic location; and determining that the terminal is in the outdoor environment according to the current geographic position and the map data.
In summary, the screen brightness adjusting apparatus provided in this embodiment obtains the ambient light intensity; obtaining a calibration light intensity according to the ambient light intensity and the calibration parameter; adjusting the brightness of the display in the first area according to the calibrated light intensity; the calibration parameters are calculated according to the pre-measured reflection light intensity of a first area and a second area, the first area is a screen area outside a fingerprint sensor pasting area in the opening area, and the second area is a screen area pasted by the fingerprint sensor. The device adjusts the screen brightness of the first area through the calibration light intensity obtained through calculation, so that the reflected light intensity of the first area and the second area when the user interface is displayed is basically consistent, the visual difference between the first area and the second area when the user interface is displayed is eliminated, the problem that the offset generated between the opening area and the fingerprint sensor pasting area is visible is solved, and the user experience is improved.
The screen brightness adjusting device provided by this embodiment further adjusts the brightness voltage displayed in the first area by judging the environment of the terminal when the terminal is in the outdoor environment; otherwise, stopping the adjustment of the brightness voltage displayed in the first area. The device can save energy consumption by executing different adjusting schemes for the brightness voltage of the first area on the screen instead of executing the adjusting schemes all the time under different ambient light or in different geographical positions.
Fig. 9 is a block diagram of a screen brightness adjusting apparatus 500 according to an exemplary embodiment of the present application. For example, the apparatus 500 may be a mobile phone, a computer, a digital broadcast terminal, a messaging device, a game console, a tablet device, a medical device, an exercise device, a personal digital assistant, and the like.
Referring to fig. 9, the apparatus 500 may include one or more of the following components: processing component 502, memory 504, power component 506, multimedia component 508, audio component 510, input/output (I/O) interface 512, sensor component 514, and communication component 516.
The processing component 502 generally controls overall operation of the device 500, such as operations associated with display, telephone calls, data communications, camera operations, and recording operations. The processing component 502 may include one or more processors 518 to execute instructions to perform all or a portion of the steps performed by the UE20 in the method embodiments described above. Further, the processing component 502 can include one or more modules that facilitate interaction between the processing component 502 and other components. For example, the processing component 502 can include a multimedia module to facilitate interaction between the multimedia component 508 and the processing component 502.
The memory 504 is configured to store various types of data to support operations at the apparatus 500. Examples of such data include instructions for any application or method operating on device 500, contact data, phonebook data, messages, pictures, videos, and so forth. The memory 504 may be implemented by any type or combination of volatile or non-volatile memory devices such as Static Random Access Memory (SRAM), electrically erasable programmable read-only memory (EEPROM), erasable programmable read-only memory (EPROM), programmable read-only memory (PROM), read-only memory (ROM), magnetic memory, flash memory, magnetic or optical disks.
The power supply component 506 provides power to the various components of the device 500. The power components 506 may include a power management system, one or more power supplies, and other components associated with generating, managing, and distributing power for the apparatus 500.
The multimedia component 508 includes a screen that provides an output interface between the device 500 and the user. In some embodiments, the screen may include a Liquid Crystal Display (LCD) and a Touch Panel (TP). If the screen includes a touch panel, the screen may be implemented as a touch screen to receive an input signal from a user. The touch panel includes one or more touch sensors to sense touch, slide, and gestures on the touch panel. The touch sensor may not only sense the boundary of a touch or slide action, but also detect the duration and pressure associated with the touch or slide operation. In some embodiments, the multimedia component 508 includes a front facing camera and/or a rear facing camera. The front camera and/or the rear camera may receive external multimedia data when the device 500 is in an operating mode, such as a shooting mode or a video mode. Each front camera and rear camera may be a fixed optical lens system or have a focal length and optical zoom capability.
The audio component 510 is configured to output and/or input audio signals. For example, audio component 510 includes a Microphone (MIC) configured to receive external audio signals when apparatus 500 is in an operating mode, such as a call mode, a recording mode, and a voice recognition mode. The received audio signals may further be stored in the memory 504 or transmitted via the communication component 516. In some embodiments, audio component 510 further includes a speaker for outputting audio signals.
The I/O interface 512 provides an interface between the processing component 502 and peripheral interface modules, which may be keyboards, click wheels, buttons, etc. These buttons may include, but are not limited to: a home button, a volume button, a start button, and a lock button.
The sensor assembly 514 includes one or more sensors for providing various aspects of status assessment for the device 500. For example, the sensor assembly 514 may detect an open/closed state of the apparatus 500, the relative positioning of the components, such as a display and keypad of the apparatus 500, the sensor assembly 514 may also detect a change in the position of the apparatus 500 or a component of the apparatus 500, the presence or absence of user contact with the apparatus 500, orientation or acceleration/deceleration of the apparatus 500, and a change in the temperature of the apparatus 500. The sensor assembly 514 may include a proximity sensor configured to detect the presence of a nearby object without any physical contact. The sensor assembly 514 may also include a light sensor, such as a CMOS or CCD image sensor, for use in imaging applications. In some embodiments, the sensor assembly 514 may also include an acceleration sensor, a gyroscope sensor, a magnetic sensor, a pressure sensor, or a temperature sensor.
The communication component 516 is configured to facilitate communication between the apparatus 500 and other devices in a wired or wireless manner. The apparatus 500 may access a wireless network based on a communication standard, such as WiFi, 2G or 3G, or a combination thereof. In an exemplary embodiment, the communication component 516 receives a broadcast signal or broadcast associated information from an external broadcast management system via a broadcast channel. In an exemplary embodiment, the communications component 516 further includes a Near Field Communication (NFC) module to facilitate short-range communications.
In an exemplary embodiment, the apparatus 500 may be implemented by one or more Application Specific Integrated Circuits (ASICs), Digital Signal Processors (DSPs), Digital Signal Processing Devices (DSPDs), Programmable Logic Devices (PLDs), Field Programmable Gate Arrays (FPGAs), controllers, micro-controllers, microprocessors or other electronic components for performing the screen brightness adjustment method in the above method embodiments.
In an exemplary embodiment, a non-transitory computer readable storage medium comprising instructions, such as the memory 504 comprising instructions, executable by the processor 518 of the apparatus 500 to perform the screen brightness adjustment method in the above method embodiments is also provided. For example, the non-transitory computer readable storage medium may be a ROM, a Random Access Memory (RAM), a CD-ROM, a magnetic tape, a floppy disk, an optical data storage device, and the like.
In an exemplary embodiment, a computer-readable storage medium is also provided, and the computer-readable storage medium is a non-volatile computer-readable storage medium, and a computer program is stored in the computer-readable storage medium, and when being executed by a processing component, the stored computer program can implement the screen brightness adjustment method provided by the above-mentioned embodiment of the present disclosure.
The disclosed embodiments also provide a computer program product, in which instructions are stored, and when the computer program product runs on a computer, the computer is enabled to execute the screen brightness adjusting method provided by the disclosed embodiments.
The embodiment of the disclosure also provides a chip, which includes a programmable logic circuit and/or a program instruction, and when the chip runs, the method for adjusting the screen brightness provided by the embodiment of the disclosure can be executed.
Other embodiments of the disclosure will be apparent to those skilled in the art from consideration of the specification and practice of the disclosure disclosed herein. This application is intended to cover any variations, uses, or adaptations of the disclosure following, in general, the principles of the disclosure and including such departures from the present disclosure as come within known or customary practice within the art to which the disclosure pertains. It is intended that the specification and examples be considered as exemplary only, with a true scope and spirit of the disclosure being indicated by the following claims.
It will be understood that the present disclosure is not limited to the precise arrangements described above and shown in the drawings and that various modifications and changes may be made without departing from the scope thereof. The scope of the present disclosure is limited only by the appended claims.
Claims (10)
1. A screen brightness adjusting method is applied to a terminal with a fingerprint sensor, wherein the fingerprint sensor is adhered below a light shielding layer of a screen area, and the light shielding layer is provided with an opening area exposing the fingerprint sensor, and the method comprises the following steps:
acquiring the light intensity of the environment;
calling a calculation formula Q' ═ Q × k, and calculating to obtain the calibration light intensity; wherein Q' is the calibration light intensity, Q is the ambient light intensity, and k is a calibration parameter; the calibration parameter is calculated according to the pre-measured reflected light intensities of a first area and a second area, wherein the first area is a screen area outside the fingerprint sensor pasting area in the opening area, the second area is the screen area on which the fingerprint sensor is pasted, and the calibration parameter k is B/(B-A), A is the pre-measured reflected light intensity of the first area, and B is the pre-measured reflected light intensity of the second area;
and adjusting the brightness voltage displayed in the first area according to the calibration light intensity.
2. The method of claim 1, wherein said deriving a calibrated light intensity from said ambient light intensity and calibration parameters comprises:
determining that the terminal is in an outdoor environment;
and when the terminal is in an outdoor environment, obtaining the calibrated light intensity according to the ambient light intensity and the calibration parameters.
3. The method of claim 2, wherein the determining that the terminal is in an outdoor environment comprises:
judging whether the ambient light intensity is greater than a light intensity threshold value;
when the ambient light intensity is greater than the light intensity threshold, determining that the terminal is in the outdoor environment.
4. The method of claim 2, wherein the determining that the terminal is in an outdoor environment comprises:
positioning the terminal to obtain a current geographic position;
and determining that the terminal is in the outdoor environment according to the current geographic position and the map data.
5. A screen brightness adjusting apparatus applied to a terminal having a fingerprint sensor attached under a light shielding layer of a screen area, the light shielding layer having an opening area exposing the fingerprint sensor, the apparatus comprising:
an acquisition module configured to acquire ambient light intensity;
the calculation module is configured to call a calculation formula Q' ═ Q × k, and calculate to obtain the calibrated light intensity; wherein Q' is the calibration light intensity, Q is the ambient light intensity, and k is a calibration parameter; the calibration parameter is calculated according to the pre-measured reflected light intensities of a first area and a second area, wherein the first area is a screen area outside the fingerprint sensor pasting area in the opening area, the second area is the screen area on which the fingerprint sensor is pasted, and the calibration parameter k is B/(B-A), A is the pre-measured reflected light intensity of the first area, and B is the pre-measured reflected light intensity of the second area;
and the adjusting module is configured to adjust the brightness voltage displayed by the first area according to the calibrated light intensity.
6. The apparatus of claim 5,
a positioning module configured to determine that the terminal is in an outdoor environment;
the calculation module is configured to obtain a calibrated light intensity according to the ambient light intensity and the calibration parameter when the terminal is in an outdoor environment.
7. The apparatus of claim 6, wherein the location module is configured to determine whether the ambient light intensity is greater than a light intensity threshold; when the ambient light intensity is greater than the light intensity threshold, determining that the terminal is in the outdoor environment.
8. The apparatus of claim 6, wherein the positioning module is configured to position the terminal to obtain a current geographic location; and determining that the terminal is in the outdoor environment according to the current geographic position and the map data.
9. A terminal, characterized in that the terminal comprises a processor and a memory, wherein at least one instruction, at least one program, a set of codes or a set of instructions is stored in the memory, and the at least one instruction, the at least one program, the set of codes or the set of instructions is loaded and executed by the processor to implement the screen brightness adjustment method according to any one of claims 1 to 4.
10. A computer readable storage medium having stored therein at least one instruction, at least one program, a set of codes, or a set of instructions, which is loaded and executed by a processor to implement the screen brightness adjustment method of any one of claims 1 to 4.
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