CN107170414B

CN107170414B - The adjusting method and device of display backlight brightness

Info

Publication number: CN107170414B
Application number: CN201710429371.5A
Authority: CN
Inventors: 高文俊; 潘双全; 熊裕聪
Original assignee: Beijing Xiaomi Mobile Software Co Ltd
Current assignee: Beijing Xiaomi Mobile Software Co Ltd
Priority date: 2017-06-08
Filing date: 2017-06-08
Publication date: 2019-01-08
Anticipated expiration: 2037-06-08
Also published as: CN107170414A

Abstract

The disclosure is directed to the adjusting method of display backlight brightness and devices.This method comprises: obtaining the second illumination brightness detected after the first illumination brightness and variation detected before the current inclination and terminal change of pitch angle of terminal when detecting that the inclination angle of terminal changes；The reference light currently needed to refer to is adjusted according to brightness regulation threshold value according to current inclination, obtains amendment illumination brightness regulation threshold value, the reference light currently needed to refer to is determined according to brightness regulation threshold value by the first illumination brightness and default variation percentage；According to the second illumination brightness and amendment illumination brightness regulation threshold value, it is determined whether triggering terminal executes the operation of automatic adjustment display backlight brightness.The disclosure more efficiently and accurately adjusts display backlight brightness in the case where terminal run-off the straight, improves user experience.

Description

The adjusting method and device of display backlight brightness

Technical field

This disclosure relates to field of terminal technology more particularly to the adjusting method and device of display backlight brightness.

Background technique

In the battery total electricity perrcentage depletion of terminal, the back lighting power consumption of display screen occupies significant proportion, example Such as, the display screen consumption electricity of the terminals such as mobile phone, notebook or tablet computer can be up to the 30% of the consumption of battery total electricity.

In the related technology, in terminal such as smart phone, ambient light situation is perceived using ambient light sensor, and accuse Know that processor automatically adjusts display backlight brightness, dynamic control display backlight brightness in real time is realized, to reduce product Power consumption saves a large amount of electric energy, and extends the working time of end cell to the maximum extent；In addition, ambient light sensor also helps Soft picture is provided in display screen, the brightness of display screen is voluntarily adjusted according to environment light condition to optimum state, can be improved User experience for example, the display screen of use environment optical sensor can be tuned into high brightness automatically when environmental light brightness is higher, and is worked as Display screen will be tuned into low-light level when external environmental light is darker, and user is avoided often to manually adjust backlight illumination.

Summary of the invention

To overcome the problems in correlation technique, the embodiment of the present disclosure provides a kind of adjusting side of display backlight brightness Method and device.The technical solution is as follows:

According to the first aspect of the embodiments of the present disclosure, a kind of adjusting method of display backlight brightness is provided, comprising:

When detecting that the inclination angle of terminal changes, before the current inclination and the terminal change of pitch angle that obtain the terminal The the second illumination brightness detected after the first illumination brightness and variation that detect；

The reference light currently needed to refer to is adjusted according to brightness regulation threshold value according to current inclination, obtains amendment illumination Brightness regulation threshold value, the reference light currently needed to refer to is according to brightness regulation threshold value by the first illumination brightness and default variation hundred Divide than determining；

According to the second illumination brightness and amendment illumination brightness regulation threshold value, it is determined whether trigger the terminal and execute automatic adjust Save the operation of display backlight brightness.

In one embodiment, the reference light currently needed to refer to is adjusted according to brightness regulation threshold value according to current inclination It is whole, obtain amendment illumination brightness regulation threshold value, comprising:

Based on predetermined first mapping relations, the current inclination mapped amplitude of accommodation is obtained, wherein described First mapping relations are for recording the different inclination angle mapped amplitudes of accommodation；

Default variation percentage is adjusted according to the current inclination mapped amplitude of accommodation, according to default variation hundred adjusted Divide ratio, obtains amendment illumination brightness regulation threshold value.

In one embodiment, in first mapping relations, inclination angle is bigger, and the mapped amplitude of accommodation is bigger.

In one embodiment, the reference light currently needed to refer to by the first illumination brightness and is preset according to brightness regulation threshold value Change percentage to determine, comprising:

It, will be described in the first illumination brightness reduction when inclination angle becomes larger and the second illumination brightness is lower than the first illumination brightness Default variation percentage, the reference light currently needed to refer to shine brightness regulation threshold value；

It, will be described in the first illumination brightness increase when inclination angle becomes larger and the second illumination brightness is higher than the first illumination brightness Default variation percentage, the reference light currently needed to refer to shine brightness regulation threshold value；

It, will be described in the first illumination brightness increase when inclination angle becomes smaller and the second illumination brightness is higher than the first illumination brightness Default variation percentage, the reference light currently needed to refer to shine brightness regulation threshold value；

It, will be described in the first illumination brightness reduction when inclination angle becomes smaller and the second illumination brightness is lower than the first illumination brightness Default variation percentage, the reference light currently needed to refer to shine brightness regulation threshold value.

In one embodiment, according to default variation percentage adjusted, amendment illumination brightness regulation threshold value, packet are obtained It includes:

It, will be described in the first illumination brightness reduction when inclination angle becomes larger and the second illumination brightness is lower than the first illumination brightness Default variation percentage adjusted obtains amendment illumination brightness regulation threshold value；

It, will be described in the first illumination brightness increase when inclination angle becomes larger and the second illumination brightness is higher than the first illumination brightness Default variation percentage adjusted obtains amendment illumination brightness regulation threshold value；

It, will be described in the first illumination brightness increase when inclination angle becomes smaller and the second illumination brightness is higher than the first illumination brightness Default variation percentage adjusted obtains amendment illumination brightness regulation threshold value；

It, will be described in the first illumination brightness reduction when inclination angle becomes smaller and the second illumination brightness is lower than the first illumination brightness Variation percentage is preset after adjustment, obtains amendment illumination brightness regulation threshold value.

In one embodiment, default variation percentage is adjusted according to the current inclination mapped amplitude of accommodation, comprising:

When inclination angle becomes larger and the second illumination brightness is lower than the first illumination brightness, the increase of default variation percentage is worked as and is leaned forward The angle mapped amplitude of accommodation；

When inclination angle becomes larger and the second illumination brightness is higher than the first illumination brightness, default variation percentage is reduced to work as and is leaned forward The angle mapped amplitude of accommodation；

When inclination angle becomes smaller and the second illumination brightness is higher than the first illumination brightness, the increase of default variation percentage is worked as and is leaned forward The angle mapped amplitude of accommodation；

When inclination angle becomes smaller and the second illumination brightness is lower than the first illumination brightness, default variation percentage is reduced to work as and is leaned forward The angle mapped amplitude of accommodation.

In one embodiment, according to the second illumination brightness and amendment illumination brightness regulation threshold value, it is determined whether triggering institute State the operation that terminal executes automatic adjustment display backlight brightness, comprising:

When inclination angle becomes larger and the second illumination brightness is lower than the first illumination brightness, determine that the second illumination brightness is less than amendment light When according to brightness regulation threshold value, determines and trigger the operation that the terminal executes automatic adjustment display backlight brightness, otherwise maintain institute State the current backlight brightness of the display screen of terminal；

When inclination angle becomes larger and the second illumination brightness is higher than the first illumination brightness, determine that the second illumination brightness is greater than amendment light When according to brightness regulation threshold value, determines and trigger the operation that the terminal executes automatic adjustment display backlight brightness, otherwise maintain institute State the current backlight brightness of the display screen of terminal；

When inclination angle becomes smaller and the second illumination brightness is higher than the first illumination brightness, determine that the second illumination brightness is greater than amendment light When according to brightness regulation threshold value, determines and trigger the operation that the terminal executes automatic adjustment display backlight brightness, otherwise maintain institute State the current backlight brightness of the display screen of terminal；

When inclination angle becomes smaller and the second illumination brightness is lower than the first illumination brightness, determine that the second illumination brightness is less than amendment light When according to brightness regulation threshold value, determines and trigger the operation that the terminal executes automatic adjustment display backlight brightness, otherwise maintain institute State the current backlight brightness of the display screen of terminal.

In one embodiment, described after triggering the operation that the terminal executes automatic adjustment display backlight brightness Method further include:

According to predetermined second mapping relations, the backlight illumination adjustment factor with the second illumination brightness matching is obtained； Wherein, second mapping relations are for recording different illumination brightness mapped backlight illumination adjustment factors；

According to the backlight illumination adjustment factor, display backlight brightness is adjusted.

In one embodiment, further includes:

Obtain the change of pitch angle acceleration of the terminal；

When the change of pitch angle acceleration is less than or equal to predetermined acceleration thresholding, execute according to the second illumination brightness and Correct illumination brightness regulation threshold value, it is determined whether trigger the operation that the terminal executes automatic adjustment display backlight brightness.

In one embodiment, further includes:

When the change of pitch angle acceleration is greater than predetermined acceleration thresholding, the current back of the display screen of the terminal is maintained Brightness.

In one embodiment, when detecting that the inclination angle of the terminal changes, the current inclination of the terminal is obtained, Include:

When detecting that the inclination angle of the terminal changes using acceleration transducer or direction sensor, the end is obtained The current inclination at end.

According to the second aspect of an embodiment of the present disclosure, a kind of regulating device of display backlight brightness is provided, comprising:

First obtain module, when for detecting that the inclination angle of terminal changes, obtain the terminal current inclination and The the second illumination brightness detected after the first illumination brightness and variation that are detected before the terminal change of pitch angle；

Module is adjusted, for adjusting to the reference light currently needed to refer to according to brightness regulation threshold value according to current inclination It is whole, amendment illumination brightness regulation threshold value is obtained, the reference light currently needed to refer to is according to brightness regulation threshold value by the first illumination Brightness and default variation percentage determine；

Determining module, for according to the second illumination brightness and amendment illumination brightness regulation threshold value, it is determined whether described in triggering Terminal executes the operation of automatic adjustment display backlight brightness.

In one embodiment, module is adjusted, comprising:

Acquisition submodule obtains the current inclination mapped tune for being based on predetermined first mapping relations Section amplitude, wherein first mapping relations are for recording the different inclination angle mapped amplitudes of accommodation；

Adjusting submodule, for adjusting default variation percentage according to the current inclination mapped amplitude of accommodation, according to tune Default variation percentage after whole obtains amendment illumination brightness regulation threshold value.

In one embodiment, module is adjusted, it, will when inclination angle becomes larger and the second illumination brightness is lower than the first illumination brightness The first illumination brightness reduces the default variation percentage, and the reference light currently needed to refer to shines brightness regulation threshold Value；When inclination angle becomes larger and the second illumination brightness is higher than the first illumination brightness, the first illumination brightness is increased described default Change percentage, the reference light currently needed to refer to shines brightness regulation threshold value；Become smaller at inclination angle and the second illumination brightness is high When the first illumination brightness, the first illumination brightness is increased into the default variation percentage, is currently needed to refer to Reference light shines brightness regulation threshold value；When inclination angle becomes smaller and the second illumination brightness is lower than the first illumination brightness, by first light Degree of illuminating reduces the default variation percentage, and the reference light currently needed to refer to shines brightness regulation threshold value.

In one embodiment, adjusting submodule, when inclination angle becomes larger and the second illumination brightness is lower than the first illumination brightness, The first illumination brightness is reduced into the default variation percentage adjusted, obtains amendment illumination brightness regulation threshold value；? When inclination angle becomes larger and the second illumination brightness is higher than the first illumination brightness, the first illumination brightness is increased described adjusted pre- If changing percentage, amendment illumination brightness regulation threshold value is obtained；Become smaller at inclination angle and the second illumination brightness is bright higher than the first illumination When spending, the first illumination brightness is increased into the default variation percentage adjusted, obtains amendment illumination brightness regulation threshold Value；When inclination angle becomes smaller and the second illumination brightness is lower than the first illumination brightness, the first illumination brightness is reduced into the adjustment Variation percentage is preset afterwards, obtains amendment illumination brightness regulation threshold value.

In one embodiment, adjusting submodule, when inclination angle becomes larger and the second illumination brightness is lower than the first illumination brightness, Default variation percentage is increased into the current inclination mapped amplitude of accommodation；Become larger at inclination angle and the second illumination brightness is higher than first When illumination brightness, default variation percentage is reduced into the current inclination mapped amplitude of accommodation；Become smaller and the second illumination at inclination angle When brightness is higher than the first illumination brightness, default variation percentage is increased into the current inclination mapped amplitude of accommodation；Become at inclination angle When small and the second illumination brightness is lower than the first illumination brightness, default variation percentage is reduced into current inclination mapped and adjusts width Degree.

In one embodiment, determining module, when inclination angle becomes larger and the second illumination brightness is lower than the first illumination brightness, really When fixed second illumination brightness is less than amendment illumination brightness regulation threshold value, determine that triggering the terminal executes automatic adjustment display screen back Otherwise the operation of brightness maintains the current backlight brightness of the display screen of the terminal；Become larger and the second illumination brightness at inclination angle When higher than the first illumination brightness, when determining that the second illumination brightness is greater than amendment illumination brightness regulation threshold value, determines and trigger the end End executes the operation of automatic adjustment display backlight brightness, otherwise maintains the current backlight brightness of the display screen of the terminal；? When inclination angle becomes smaller and the second illumination brightness is higher than the first illumination brightness, determine that the second illumination brightness is greater than amendment illumination brightness regulation It when threshold value, determines and triggers the operation that the terminal executes automatic adjustment display backlight brightness, otherwise maintain the aobvious of the terminal The current backlight brightness of display screen；When inclination angle becomes smaller and the second illumination brightness is lower than the first illumination brightness, determine that the second illumination is bright When degree is less than amendment illumination brightness regulation threshold value, determines and trigger the behaviour that the terminal executes automatic adjustment display backlight brightness Make, otherwise maintains the current backlight brightness of the display screen of the terminal.

In one embodiment, further includes:

Second obtains module, for obtaining and the second illumination brightness matching according to predetermined second mapping relations Backlight illumination adjustment factor；Wherein, second mapping relations are for recording different illumination brightness mapped backlight illuminations Adjustment factor；

Adjustment module, for adjusting display backlight brightness according to the backlight illumination adjustment factor.

In one embodiment, further includes:

Third obtains module, for obtaining the change of pitch angle acceleration of the terminal；

Execution module, for executing basis when the change of pitch angle acceleration is less than or equal to predetermined acceleration thresholding Second illumination brightness and amendment illumination brightness regulation threshold value, it is determined whether trigger the terminal and execute automatic adjustment display backlight The operation of brightness.

In one embodiment, further includes:

Maintenance module, for maintaining the terminal when the change of pitch angle acceleration is greater than predetermined acceleration thresholding The current backlight brightness of display screen.

In one embodiment, the first acquisition module detects the terminal using acceleration transducer or direction sensor Inclination angle when changing, obtain the current inclination of the terminal.

According to the third aspect of an embodiment of the present disclosure, a kind of regulating device of display backlight brightness is provided, comprising:

Processor；

Memory for storage processor executable instruction；

Wherein, the processor is configured to:

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 above-mentioned first aspect the method when being executed by processor.

The technical scheme provided by this disclosed embodiment can include the following benefits: the technical solution is examined by synthesis Consider terminal change of pitch angle and enter the illumination brightness change of terminal, the condition of triggering automatic adjustment display backlight brightness is carried out It limits, realization can more efficiently and accurately adjust display backlight brightness in the case where terminal run-off the straight, overcome correlation The flickering problem of caused display screen is shaken since mobile phone tilts suddenly present in technology, so, it is possible to improve end The running efficiency of system at end 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 of the adjusting method of display backlight brightness shown according to an exemplary embodiment.

Fig. 2 is the flow chart of the adjusting method of display backlight brightness shown according to an exemplary embodiment.

Fig. 3 is the flow chart of the adjusting method of display backlight brightness shown according to an exemplary embodiment.

Fig. 4 is the block diagram of the regulating device of display backlight brightness shown according to an exemplary embodiment.

Fig. 5 is the block diagram of the regulating device of display backlight brightness shown according to an exemplary embodiment.

Fig. 6 is the block diagram of the regulating device of display backlight brightness shown according to an exemplary embodiment.

Fig. 7 is the block diagram of the regulating device of display backlight brightness shown according to an exemplary embodiment.

Fig. 8 is the block diagram of the regulating device of display backlight brightness shown according to an exemplary embodiment.

Fig. 9 is the block diagram of the regulating device of display backlight brightness shown according to an exemplary embodiment.

Figure 10 is the block diagram of the regulating device of display backlight brightness shown according to an exemplary embodiment.

Figure 11 is the block diagram of the regulating device of display backlight brightness 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.

In the related technology, terminal passes through the interaction of ambient light sensor and processor, is acquired based on ambient light sensor Terminal locating for the illumination brightness of environment light automatically adjust display backlight brightness, it is automatic when environmental light brightness increases Display backlight brightness is turned up, and automatically turns down display backlight brightness when environmental light brightness reduces.However, due to terminal, Such as the ambient light sensor on mobile phone is more sensitive to the variation at mobile phone inclination angle, especially for field angle (FOV, Field Of View) smaller ambient light sensor influence it is bigger, for example, when user holds mobile phone in use, accidentally posture becomes Change causes mobile phone inclination angle to become larger, and the light-inletting quantity of ambient light sensor can reduce rapidly, so that the light that ambient light sensor detects Degree of illuminating (unit lux (lux)) value reduces rapidly, and processor will automatically turn down display backlight brightness, display screen at this time Will it is suddenly dark once, but actual environment illumination brightness locating for terminal does not change at this time；Then user's posture becomes Change causes mobile phone inclination angle to become smaller, and the light-inletting quantity of ambient light sensor increases again, and lux value increases again, and processor will be automatic at this time Display backlight brightness is turned up, display screen suddenly bright once the flickering phenomenon of this display screen can occur again, not only influence to use Family experience, can also consume system processing resources, reduce the running efficiency of system of terminal.

To solve the above-mentioned problems, the embodiment of the present disclosure provides a kind of adjusting method of display backlight brightness, method It include: to examine before the current inclination and the terminal change of pitch angle for obtaining the terminal when detecting that the inclination angle of terminal changes The the second illumination brightness detected after the first illumination brightness and variation that measure；According to current inclination to the base currently needed to refer to It is quasi-optical to be adjusted according to brightness regulation threshold value, obtain amendment illumination brightness regulation threshold value, the reference light currently needed to refer to It is determined according to brightness regulation threshold value by the first illumination brightness and default variation percentage；It is bright according to the second illumination brightness and amendment illumination Degree adjusts threshold value, it is determined whether triggers the operation that the terminal executes automatic adjustment display backlight brightness.

It should be pointed out that terminal is, for example, smart phone, tablet computer, desktop computer, notebook in the embodiment of the present disclosure The equipment such as computer or wearable device (such as bracelet, intelligent glasses).

Fig. 1 is a kind of flow chart of the adjusting method of display backlight brightness shown according to an exemplary embodiment, should The executing subject of method can be terminal, as shown in Figure 1, this approach includes the following steps 101-105:

In a step 101, when detecting that the inclination angle of terminal changes, obtain the terminal current inclination and the end The the second illumination brightness detected after the first illumination brightness and variation that are detected before the change of pitch angle of end；

Exemplary, terminal can enter the light of terminal by illumination detection device, such as ambient light sensor, real-time detection The illumination brightness of line.

It is exemplary, terminal can be detected by acceleration transducer or direction sensor terminal whether run-off the straight and detection Inclination angle size obtains the current inclination of terminal, inclination angle increase still subtracts when terminal detects that the inclination angle of terminal changes The the second illumination brightness detected after small, the first illumination brightness for being detected before terminal change of pitch angle and change of pitch angle.

In a step 102, the reference light currently needed to refer to is adjusted according to brightness regulation threshold value according to current inclination, Amendment illumination brightness regulation threshold value is obtained, the reference light currently needed to refer to is according to brightness regulation threshold value by the first illumination brightness It is determined with default variation percentage；

It is exemplary, determine that the reference light currently needed to refer to refers at least to following field according to the process of brightness regulation threshold value Scape, scene and method of determination correspondence are described as follows:

In scene a, illumination is dimmed and inclination angle becomes larger.For example, becoming larger at inclination angle and the second illumination brightness is lower than the first light When degree of illuminating, the first illumination brightness is reduced into the default variation percentage, the reference light currently needed to refer to shines Brightness regulation threshold value；For example, the reference light currently needed to refer to is equal to the first illumination brightness according to brightness regulation threshold value and (1- is default Change percentage) product value.

In scene b, illumination brightens and inclination angle becomes larger.For example, inclination angle become larger and the second illumination brightness be higher than the first light When degree of illuminating, the first illumination brightness is increased into the default variation percentage, the reference light currently needed to refer to shines Brightness regulation threshold value；For example, the reference light currently needed to refer to is equal to the first illumination brightness according to brightness regulation threshold value and (1+ is default Change percentage) product value.

In scene c, illumination brightens and inclination angle becomes smaller.For example, inclination angle become smaller and the second illumination brightness be higher than the first light When degree of illuminating, the first illumination brightness is increased into the default variation percentage, the reference light currently needed to refer to shines Brightness regulation threshold value；For example, the reference light currently needed to refer to is equal to the first illumination brightness according to brightness regulation threshold value and (1+ is default Change percentage) product value.

In scene d, illumination is dimmed and inclination angle becomes smaller.For example, becoming smaller at inclination angle and the second illumination brightness is lower than the first light When degree of illuminating, the first illumination brightness is reduced into the default variation percentage, the reference light currently needed to refer to shines Brightness regulation threshold value.For example, the reference light currently needed to refer to is equal to the first illumination brightness according to brightness regulation threshold value and (1- is default Change percentage) product value.

It is exemplary, the reference light currently needed to refer to is adjusted according to brightness regulation threshold value according to current inclination, is obtained The process of amendment illumination brightness regulation threshold value may include: based on predetermined first mapping relations, and acquisition is described to lean forward The angle mapped amplitude of accommodation, wherein first mapping relations are for recording the different inclination angle mapped amplitudes of accommodation；Root Default variation percentage is adjusted according to the current inclination mapped amplitude of accommodation to be obtained according to default variation percentage adjusted Correct illumination brightness regulation threshold value.Optionally, in the first mapping relations, terminal inclination angle is bigger, and the light-inletting quantity of terminal is smaller, inclines The angle mapped amplitude of accommodation is bigger.The form of first mapping relations for example can be form.

It is exemplary, in conjunction with the above scene a-d, default variation is adjusted according to the current inclination mapped amplitude of accommodation to above-mentioned Percentage, the realization procedure declaration for obtaining amendment illumination brightness regulation threshold value according to default variation percentage adjusted are as follows:

In scene a, illumination is dimmed and inclination angle becomes larger.Become larger at inclination angle and the second illumination brightness is bright lower than the first illumination When spending, default variation percentage is increased into the default variation percentage after the current inclination mapped amplitude of accommodation is adjusted, The first illumination brightness is reduced into the default variation percentage adjusted and obtains amendment illumination brightness regulation threshold value；It is on the scene By the way that default variation percentage is turned up in scape a, so that amendment illumination brightness regulation threshold value is less than the reference light currently needed to refer to According to brightness regulation threshold value, to increase the difficulty of triggering automatic adjustment display backlight brightness operation, avoid tilting due to terminal Display screen is neglected secretly suddenly bright caused by causing light-inletting quantity to reduce.

In scene b, illumination brightens and inclination angle becomes larger.Become larger at inclination angle and the second illumination brightness is bright higher than the first illumination When spending, default variation percentage is reduced into the default variation percentage after the current inclination mapped amplitude of accommodation is adjusted, The first illumination brightness is increased into the default variation percentage adjusted and obtains amendment illumination brightness regulation threshold value；It is on the scene By turning down default variation percentage in scape b, so that amendment illumination brightness regulation threshold value is less than the reference light currently needed to refer to According to brightness regulation threshold value, to reduce the difficulty of triggering automatic adjustment display backlight brightness operation, realizes and lighten display in time Shield backlight illumination, avoids causing display screen that cannot lighten in time since terminal inclination causes light-inletting quantity to reduce.

In scene c, illumination brightens and inclination angle becomes smaller.Become smaller at inclination angle and the second illumination brightness is bright higher than the first illumination When spending, default variation percentage is increased into the default variation percentage after the current inclination mapped amplitude of accommodation is adjusted, The first illumination brightness is increased into the default variation percentage adjusted, obtains amendment illumination brightness regulation threshold value；? By the way that default variation percentage is turned up in scene c, so that amendment illumination brightness regulation threshold value is greater than the benchmark currently needed to refer to Illumination brightness regulation threshold value avoids inclining due to terminal to increase the difficulty of triggering automatic adjustment display backlight brightness operation Display screen is neglected secretly suddenly bright caused by tiltedly causing light-inletting quantity to change.

In scene d, illumination is dimmed and inclination angle becomes smaller.Become smaller at inclination angle and the second illumination brightness is bright lower than the first illumination When spending, default variation percentage is reduced into the default variation percentage after the current inclination mapped amplitude of accommodation is adjusted, Default variation percentage obtains amendment illumination brightness regulation threshold value after the first illumination brightness is reduced the adjustment；In scene By turning down default variation percentage in d, so that amendment illumination brightness regulation threshold value is higher than the reference light currently needed to refer to and shines Brightness regulation threshold value is realized to reduce the difficulty of triggering automatic adjustment display backlight brightness operation and dims display screen in time Backlight illumination avoids causing display screen that cannot dim in time since terminal inclination causes light-inletting quantity to change.

In step 103, according to the second illumination brightness and amendment illumination brightness regulation threshold value, it is determined whether trigger the end End executes the operation of automatic adjustment display backlight brightness.

Exemplary, in conjunction with the above scene a-d, according to the second illumination brightness and amendment illumination brightness regulation threshold value, determination is The operation that the no triggering terminal executes automatic adjustment display backlight brightness includes:

In scene a, illumination is dimmed and inclination angle becomes larger.Become larger at inclination angle and the second illumination brightness is bright lower than the first illumination When spending, when determining that the second illumination brightness is less than amendment illumination brightness regulation threshold value, determine that triggering the terminal executes automatic adjustment Otherwise the operation of display backlight brightness maintains the current backlight brightness of the display screen of the terminal；

In scene b, illumination brightens and inclination angle becomes larger.Become larger at inclination angle and the second illumination brightness is bright higher than the first illumination When spending, when determining that the second illumination brightness is greater than amendment illumination brightness regulation threshold value, determine that triggering the terminal executes automatic adjustment Otherwise the operation of display backlight brightness maintains the current backlight brightness of the display screen of the terminal；

In scene c, illumination brightens and inclination angle becomes smaller.Become smaller at inclination angle and the second illumination brightness is bright higher than the first illumination When spending, when determining that the second illumination brightness is greater than amendment illumination brightness regulation threshold value, determine that triggering the terminal executes automatic adjustment Otherwise the operation of display backlight brightness maintains the current backlight brightness of the display screen of the terminal；

In scene d, illumination is dimmed and inclination angle becomes smaller.Become smaller at inclination angle and the second illumination brightness is bright lower than the first illumination When spending, when determining that the second illumination brightness is less than amendment illumination brightness regulation threshold value, determine that triggering the terminal executes automatic adjustment Otherwise the operation of display backlight brightness maintains the current backlight brightness of the display screen of the terminal.

The technical scheme provided by this disclosed embodiment, by comprehensively considering terminal change of pitch angle and entering the illumination of terminal Brightness change is defined the condition of triggering automatic adjustment display backlight brightness, and realization can be in terminal run-off the straight In the case of more efficiently and accurately adjust display backlight brightness, overcome present in the relevant technologies since mobile phone tilts rolling suddenly The flickering problem of caused display screen is moved, so, it is possible to improve running efficiency of system, improve user experience.

Fig. 2 is a kind of flow chart of the adjusting method of display backlight brightness shown according to an exemplary embodiment.Such as Shown in Fig. 2, on the basis of embodiment shown in Fig. 1, this disclosure relates to the adjusting method of display backlight brightness may include Following steps 201-205:

In step 201, when detecting that the inclination angle of terminal changes, obtain the terminal current inclination and the end The the second illumination brightness detected after the first illumination brightness and variation that are detected before the change of pitch angle of end；

In step 202, the reference light currently needed to refer to is adjusted according to brightness regulation threshold value according to current inclination, Amendment illumination brightness regulation threshold value is obtained, the reference light currently needed to refer to is according to brightness regulation threshold value by the first illumination brightness It is determined with default variation percentage；

In step 203, according to the second illumination brightness and amendment illumination brightness regulation threshold value, it is determined whether trigger the end End executes the operation of automatic adjustment display backlight brightness.

It should be noted that the executive mode of step 201-203 may refer in embodiment illustrated in fig. 1 for step 101- 103 explanation, details are not described herein.

In step 204, after triggering the terminal and executing the operation for automatically adjusting display backlight brightness, terminal root According to predetermined second mapping relations, the backlight illumination adjustment factor with the second illumination brightness matching is obtained；Wherein, described For recording different illumination brightness mapped backlight illumination adjustment factors, different illumination brightness is mapped two mapping relations Backlight illumination adjustment factor may exist difference；

In step 205, according to the backlight illumination adjustment factor, display backlight brightness is adjusted.

For example, it is desired to which the display backlight brightness after adjusting is equal to current display backlight brightness and (1+ when lightening screen Backlight illumination adjustment factor) product value；When needing to dim screen, the display backlight brightness after adjusting is equal to current display screen The product value of backlight illumination and (1- backlight illumination adjustment factor).

In the technical scheme provided by this disclosed embodiment, different illumination brightness maps different backlight illuminations and adjusts system Number adjusts display backlight brightness according to different illumination brightness mapped backlight illumination adjustment factors, may be implemented to show The gradual change for shielding backlight illumination is adjusted.

Fig. 3 is a kind of flow chart of the adjusting method of display backlight brightness shown according to an exemplary embodiment.Such as Shown in Fig. 3, on the basis of embodiment shown in Fig. 1, this disclosure relates to the adjusting method of display backlight brightness can also wrap Include following steps 301-306:

In step 301, when detecting that the inclination angle of terminal changes, obtain the terminal current inclination and the end The the second illumination brightness detected after the first illumination brightness and variation that are detected before the change of pitch angle of end；

In step 302, the reference light currently needed to refer to is adjusted according to brightness regulation threshold value according to current inclination, Amendment illumination brightness regulation threshold value is obtained, the reference light currently needed to refer to is according to brightness regulation threshold value by the first illumination brightness It is determined with default variation percentage；

It should be noted that the executive mode of step 301-302 may refer in embodiment illustrated in fig. 1 for step 101- 102 explanation, details are not described herein.

In step 303, the change of pitch angle acceleration of the terminal is obtained；

It should be noted that the embodiment of the present disclosure is only exemplary one provided between step 301-302 and step 303 It plants and executes sequence, in practical application, the execution sequence between step 301-302 and step 303 is also possible to other sequences, such as It can be arbitrary.

In step 304, judge whether change of pitch angle acceleration is less than or equal to predetermined acceleration thresholding；At the inclination angle When changing acceleration less than or equal to predetermined acceleration thresholding, step 305 is gone to；It is greater than in the change of pitch angle acceleration default When acceleration threshold, step 306 is gone to；

In step 305, it when the change of pitch angle acceleration is less than or equal to predetermined acceleration thresholding, executes according to the Two illumination brightness and amendment illumination brightness regulation threshold value, it is determined whether it is bright to trigger the terminal execution automatic adjustment display backlight The operation of degree.

Within step 306, when the change of pitch angle acceleration is greater than predetermined acceleration thresholding, the aobvious of the terminal is maintained The current backlight brightness of display screen.

In the technical scheme provided by this disclosed embodiment, change of pitch angle acceleration and predetermined acceleration door based on terminal The relationship of limit come determine the need for adjust display backlight brightness, user intentionally rock terminal when do not adjust display screen Backlight illumination avoids the use to user from bringing puzzlement, and only can just consider whether to need when user rocks terminal unintentionally Display backlight brightness is adjusted, user experience is improved.

As a kind of possible embodiment, a kind of side for optimizing automatic adjustment backlight using acceleration transducer is provided here Case uses different adjusting threshold values according to different angle using the inclination angle of acceleration transducer detection mobile phone, thus effective excellent Change automatic adjustment backlight.

It is exemplary, mobile phone inclination angle is calculated using the acceleration transducer of terminal, when detecting that inclination angle become greater to certain value When, increase the dimmed threshold value of automatic adjustment backlight, to substantially reduce the suddenly dimmed probability to brighten again of such case display screen. It should be noted that field angle is different, different threshold values will use, field angle is smaller, and threshold value is bigger.

The technical scheme provided by this disclosed embodiment makes up the field angle of ambient light sensor using acceleration transducer It is influenced caused by automatic adjustment backlight when smaller, when mobile phone inclination angle becomes larger, increases the difficulty of automatic adjustment backlight, reduce display Shield flickering probability, improves user experience.

Following is embodiment of the present disclosure, can be used for executing embodiments of the present disclosure.

Fig. 4 is a kind of block diagram of the regulating device of display backlight brightness shown according to an exemplary embodiment；The dress It sets to adopt and implement in various manners, such as all components of implementing device in the terminal, alternatively, in terminal side to couple Component in mode implementing device；The device can by software, hardware or both be implemented in combination with it is above-mentioned this disclosure relates to Method, as shown in figure 4, the regulating device of the display backlight brightness include: the first acquisition module 401, adjustment module 402 and Determining module 403, in which:

When first acquisition module 401 is configured as detecting that the inclination angle of terminal changes, the current of the terminal is obtained The the second illumination brightness detected after the first illumination brightness and variation that are detected before inclination angle and the terminal change of pitch angle；

Adjustment module 402 be configured as according to current inclination to the reference light currently needed to refer to according to brightness regulation threshold value into Row adjustment obtains amendment illumination brightness regulation threshold value, and the reference light currently needed to refer to is according to brightness regulation threshold value by first Illumination brightness and default variation percentage determine；

Determining module 403 is configured as according to the second illumination brightness and amendment illumination brightness regulation threshold value, it is determined whether touching Send out terminal described and execute the operation of automatic adjustment display backlight brightness.

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 a kind of possible embodiment, as shown in figure 5, the regulating device of the display backlight brightness shown in Fig. 4 is also It may include that adjustment module 402 is configured to include: acquisition submodule 501 and adjusting submodule 502, in which:

Acquisition submodule 501 is configured as being obtained the current inclination based on predetermined first mapping relations and being reflected The amplitude of accommodation penetrated, wherein first mapping relations are for recording the different inclination angle mapped amplitudes of accommodation；

Adjusting submodule 502 is configured as adjusting default variation percentage according to the current inclination mapped amplitude of accommodation, According to default variation percentage adjusted, amendment illumination brightness regulation threshold value is obtained.

Exemplary, in first mapping relations, inclination angle is bigger, and the mapped amplitude of accommodation is bigger.

In a kind of possible embodiment, the adjustment module 402 shown in Fig. 4 is configured as: being become larger and second at inclination angle When illumination brightness is lower than the first illumination brightness, the first illumination brightness is reduced into the default variation percentage, is obtained current The reference light needed to refer to shines brightness regulation threshold value；It, will when inclination angle becomes larger and the second illumination brightness is higher than the first illumination brightness The first illumination brightness increases the default variation percentage, and the reference light currently needed to refer to shines brightness regulation threshold Value；When inclination angle becomes smaller and the second illumination brightness is higher than the first illumination brightness, the first illumination brightness is increased described default Change percentage, the reference light currently needed to refer to shines brightness regulation threshold value；Become smaller at inclination angle and the second illumination brightness is low When the first illumination brightness, the first illumination brightness is reduced into the default variation percentage, is currently needed to refer to Reference light shines brightness regulation threshold value.

In a kind of possible embodiment, the adjusting submodule 502 shown in Fig. 5 is configured as: being become larger and at inclination angle When two illumination brightness are lower than the first illumination brightness, the first illumination brightness is reduced into the default variation percentage adjusted Than obtaining amendment illumination brightness regulation threshold value；It, will be described when inclination angle becomes larger and the second illumination brightness is higher than the first illumination brightness First illumination brightness increases the default variation percentage adjusted, obtains amendment illumination brightness regulation threshold value；Become at inclination angle When small and the second illumination brightness is higher than the first illumination brightness, the first illumination brightness is increased into the default variation adjusted Percentage obtains amendment illumination brightness regulation threshold value；It, will when inclination angle becomes smaller and the second illumination brightness is lower than the first illumination brightness The first illumination brightness presets variation percentage after reducing the adjustment, obtains amendment illumination brightness regulation threshold value.

In a kind of possible embodiment, the adjusting submodule 502 shown in Fig. 5 is configured as: being become larger and at inclination angle When two illumination brightness are lower than the first illumination brightness, default variation percentage is increased into the current inclination mapped amplitude of accommodation；? When inclination angle becomes larger and the second illumination brightness is higher than the first illumination brightness, default variation percentage is reduced into current inclination mapped The amplitude of accommodation；When inclination angle becomes smaller and the second illumination brightness is higher than the first illumination brightness, default variation percentage is increased current The inclination angle mapped amplitude of accommodation；When inclination angle becomes smaller and the second illumination brightness is lower than the first illumination brightness, by default variation hundred Divide than reducing the current inclination mapped amplitude of accommodation.

In a kind of possible embodiment, the determining module 403 shown in Fig. 4 is configured as: being become larger and second at inclination angle When illumination brightness is lower than the first illumination brightness, when determining that the second illumination brightness is less than amendment illumination brightness regulation threshold value, touching is determined The operation for sending out terminal described and executing automatic adjustment display backlight brightness, otherwise maintains the current backlight of the display screen of the terminal Brightness；When inclination angle becomes larger and the second illumination brightness is higher than the first illumination brightness, determine that the second illumination brightness is greater than amendment illumination It when brightness regulation threshold value, determines and triggers the operation that the terminal executes automatic adjustment display backlight brightness, otherwise described in maintenance The current backlight brightness of the display screen of terminal；When inclination angle becomes smaller and the second illumination brightness is higher than the first illumination brightness, the is determined When two illumination brightness are greater than amendment illumination brightness regulation threshold value, it is bright to determine that the triggering terminal executes automatic adjustment display backlight Otherwise the operation of degree maintains the current backlight brightness of the display screen of the terminal；Become smaller at inclination angle and the second illumination brightness is lower than When the first illumination brightness, when determining that the second illumination brightness is less than amendment illumination brightness regulation threshold value, determine that triggering the terminal holds The operation of row automatic adjustment display backlight brightness, otherwise maintains the current backlight brightness of the display screen of the terminal.

In a kind of possible embodiment, as shown in fig. 6, the regulating device of the display backlight brightness shown in Fig. 4 is also It may include: the second acquisition module 601 and adjustment module 602, in which:

Second acquisition module 601 is configured as being obtained and the second illumination brightness according to predetermined second mapping relations Matched backlight illumination adjustment factor；Wherein, second mapping relations are used to record different illumination brightness mapped back Brightness adjustment factor；

Adjustment module 602 is configured as adjusting display backlight brightness according to the backlight illumination adjustment factor.

In a kind of possible embodiment, as shown in fig. 7, the regulating device of the display backlight brightness shown in Fig. 4 is also It may include: that third obtains module 701 and execution module 702, in which:

Third obtains module 701 and is configured as obtaining the change of pitch angle acceleration of the terminal；

Execution module 702 is configured as holding when the change of pitch angle acceleration is less than or equal to predetermined acceleration thresholding Row is according to the second illumination brightness and amendment illumination brightness regulation threshold value, it is determined whether triggers the terminal and executes automatic adjustment display Shield the operation of backlight illumination.

In a kind of possible embodiment, as shown in figure 8, the regulating device of the display backlight brightness shown in Fig. 4 is also It may include: maintenance module 801, be configured as maintaining institute when the change of pitch angle acceleration is greater than predetermined acceleration thresholding State the current backlight brightness of the display screen of terminal.

In a kind of possible embodiment, the first acquisition module 401 shown in Fig. 4 is configured with acceleration sensing When device or direction sensor detect that the inclination angle of the terminal changes, the current inclination of the terminal is obtained.

Fig. 9 is a kind of block diagram of the regulating device 900 of display backlight brightness shown according to an exemplary embodiment, is shown The regulating device 900 of display screen backlight illumination can adopt in various manners to implement, such as whole groups of implementing device in the terminal Part, alternatively, the component in terminal side in a coupled manner implementing device；The regulating device 900 of display backlight brightness includes:

Processor 901；

Memory 902 for storage processor executable instruction；

Wherein, processor 901 is configured as:

In one embodiment, above-mentioned processor 901 is also configured to:

Obtain the change of pitch angle acceleration of the terminal；

In one embodiment, above-mentioned processor 901 is also configured to: being greater than in the change of pitch angle acceleration default When acceleration threshold, the current backlight brightness of the display screen of the terminal is maintained.

In one embodiment, above-mentioned processor 901 is also configured to: using acceleration transducer or direction sensor When detecting that the inclination angle of the terminal changes, the current inclination of the terminal is obtained.

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 the regulating device of display backlight brightness shown according to an exemplary embodiment；Display The regulating device 1000 for shielding backlight illumination is suitable for terminal；The regulating device 1000 of display backlight brightness may include with next A or multiple components: processing component 1002, memory 1004, power supply module 1006, multimedia component 1008, audio component 1010, the interface 1012 of input/output (I/O), sensor module 1014 and communication component 1016.

The integrated operation of the usually regulating device 1000 of control display backlight brightness of processing component 1002, such as with it is aobvious Show, telephone call, data communication, camera operation and record operate associated operation.Processing component 1002 may include one Or multiple processors 1020 execute instruction, to perform all or part of the steps of the methods described above.In addition, processing component 1002 It may include one or more modules, convenient for the interaction between processing component 1002 and other assemblies.For example, processing component 1002 It may include multi-media 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 regulating device in display backlight brightness 1000 operation.The example of these data includes any answering for what is operated in the regulating device 1000 of display backlight brightness With the instruction of program or method, contact data, telephone book data, message, picture, video etc..Memory 1004 can be by appointing Volatibility or non-volatile memory device or the their combination realization of what type, such as static random access memory (SRAM), electrically erasable programmable read-only memory (EEPROM), Erasable Programmable Read Only Memory EPROM (EPROM) may be programmed Read-only memory (PROM), read-only memory (ROM), magnetic memory, flash memory, disk or CD.

Power supply module 1006 provides electric power for the various assemblies of the regulating device 1000 of display backlight brightness.Power supply module 1006 may include power-supply management system, one or more power supplys and other and the regulating device for display backlight brightness 1000 generate, manage, and distribute the associated component of electric power.

Multimedia component 1008 includes offer one between the regulating device 1000 of display backlight brightness and user The screen of output interface.In some embodiments, screen may include liquid crystal display (LCD) and touch panel (TP).If Screen includes touch panel, and screen may be implemented as touch screen, to receive input signal from the user.Touch panel includes One or more touch sensors are to sense the gesture on touch, slide, and touch panel.Touch sensor can be sensed not only The boundary of a touch or slide action, but also detect duration and pressure relevant to touch or slide.In some realities It applies in example, multimedia component 1008 includes a front camera and/or rear camera.When the adjusting of display backlight brightness Device 1000 is in operation mode, and such as in a shooting mode or a video mode, front camera and/or rear camera can receive External multi-medium data.Each front camera and rear camera can be a fixed optical lens system or have 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 the regulating device 1000 of display backlight brightness is in operation mode, such as call model, logging mode and language When sound recognition mode, microphone is configured as receiving external audio signal.The received audio signal can be further stored It is sent in memory 1004 or via communication component 1016.In some embodiments, audio component 1010 further includes a loudspeaking Device 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, for the regulating device 1000 for display backlight brightness The status assessment of various aspects is provided.For example, sensor module 1014 can detecte the regulating device of display backlight brightness 1000 open/close the aobvious of regulating device 1000 that state, the relative positioning of component, such as component are display backlight brightness Show that device and keypad, sensor module 1014 can also detect the regulating device 1000 or display backlight of display backlight brightness The position change of 1,000 1 components of regulating device of brightness, user contact with the regulating device 1000 of display backlight brightness Existence or non-existence, 1000 orientation of regulating device of display backlight brightness or the tune of acceleration/deceleration and display backlight brightness The temperature change of regulating device 1000.Sensor module 1014 may include proximity sensor, be configured to not any It is detected the presence of nearby objects when physical contact.Sensor module 1014 can also include optical sensor, such as CMOS or ccd image Sensor, for being used in imaging applications.In some embodiments, which can also include that acceleration passes Sensor, gyro sensor, Magnetic Sensor, pressure sensor or temperature sensor.

Communication component 1016, which is configured to facilitate between the regulating device 1000 of display backlight brightness and other equipment, to be had The communication of line or wireless mode.The regulating device 1000 of display backlight brightness can access the wireless network based on communication standard Network, such as WiFi, 2G or 3G or their combination.In one exemplary embodiment, communication component 1016 connects via broadcast channel Receive broadcast singal or broadcast related information from external broadcasting management system.In one exemplary embodiment, communication component 1016 further include near-field communication (NFC) module, to promote short range communication.For example, in NFC module radio frequency identification (RFID) can be based on Technology, Infrared Data Association (IrDA) technology, ultra wide band (UWB) technology, bluetooth (BT) technology and other technologies are realized.

In the exemplary embodiment, the regulating device 1000 of display backlight brightness can be dedicated by one or more application Integrated circuit (ASIC), digital signal processor (DSP), digital signal processing appts (DSPD), programmable logic device (PLD), field programmable gate array (FPGA), controller, microcontroller, microprocessor or other electronic building bricks are realized, are used for Execute 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 held by the processor 1020 of the regulating device 1000 of display backlight brightness Row is to complete the above method.For example, non-transitorycomputer readable storage medium can be ROM, random access memory (RAM), CD-ROM, tape, floppy disk and optical data storage devices etc..

A kind of non-transitorycomputer readable storage medium, when the instruction in storage medium is by the tune of display backlight brightness When the processor of regulating device 1000 executes, so that the regulating device 1000 of display backlight brightness is able to carry out following display screen back The adjusting method of brightness, method include:

Figure 11 is a kind of block diagram of the regulating device of display backlight brightness shown according to an exemplary embodiment.Example Such as, the regulating device 1100 of display backlight brightness may be provided as a server.The regulating device of display backlight brightness 1100 include processing component 1102, further comprises one or more processors, and deposit as representated by memory 1103 Memory resource, can be by the instruction of the execution of processing component 1102, such as application program for storing.It is stored in memory 1103 Application program may include it is one or more each correspond to one group of instruction module.In addition, processing component 1102 It is configured as executing instruction, to execute the above method.

The regulating device 1100 of display backlight brightness can also be configured as executing including a power supply module 1106 aobvious The power management of the regulating device 1100 of display screen backlight illumination, a wired or wireless network interface 1705 are configured as to show The regulating device 1100 of screen backlight illumination is connected to network and input and output (I/O) interface 1108.Display backlight brightness Regulating device 1100 can operate based on the operating system for being stored in memory 1103, such as Windows ServerTM, Mac OS XTM, UnixTM, LinuxTM, FreeBSDTM or similar.

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

1. a kind of adjusting method of display backlight brightness characterized by comprising

When detecting that the inclination angle of terminal changes, detected before obtaining the current inclination and the terminal change of pitch angle of the terminal To the first illumination brightness and variation after the second illumination brightness for detecting；

The reference light currently needed to refer to is adjusted according to brightness regulation threshold value according to current inclination, obtains amendment illumination brightness Threshold value is adjusted, the reference light currently needed to refer to is according to brightness regulation threshold value by the first illumination brightness and default variation percentage It determines；

According to the second illumination brightness and amendment illumination brightness regulation threshold value, it is determined whether it is aobvious to trigger the terminal execution automatic adjustment The operation of display screen backlight illumination；

The reference light currently needed to refer to is adjusted according to brightness regulation threshold value according to current inclination, obtains amendment illumination brightness Adjust threshold value, comprising:

Default variation percentage is adjusted according to the current inclination mapped amplitude of accommodation, according to default variation percentage adjusted Than obtaining amendment illumination brightness regulation threshold value；

Default variation percentage is adjusted according to the current inclination mapped amplitude of accommodation, comprising:

When inclination angle becomes larger and the second illumination brightness is lower than the first illumination brightness, default variation percentage is increased into current inclination institute The amplitude of accommodation of mapping；

When inclination angle becomes larger and the second illumination brightness is higher than the first illumination brightness, default variation percentage is reduced into current inclination institute The amplitude of accommodation of mapping；

When inclination angle becomes smaller and the second illumination brightness is higher than the first illumination brightness, default variation percentage is increased into current inclination institute The amplitude of accommodation of mapping；

When inclination angle becomes smaller and the second illumination brightness is lower than the first illumination brightness, default variation percentage is reduced into current inclination institute The amplitude of accommodation of mapping.

2. the method according to claim 1, wherein inclination angle is bigger, mapped in first mapping relations The amplitude of accommodation is bigger.

3. the method according to claim 1, wherein the reference light currently needed to refer to according to brightness regulation threshold value by First illumination brightness and default variation percentage determine, comprising:

When inclination angle becomes larger and the second illumination brightness is lower than the first illumination brightness, the first illumination brightness is reduced described default Change percentage, the reference light currently needed to refer to shines brightness regulation threshold value；

When inclination angle becomes larger and the second illumination brightness is higher than the first illumination brightness, the first illumination brightness is increased described default Change percentage, the reference light currently needed to refer to shines brightness regulation threshold value；

When inclination angle becomes smaller and the second illumination brightness is higher than the first illumination brightness, the first illumination brightness is increased described default Change percentage, the reference light currently needed to refer to shines brightness regulation threshold value；

When inclination angle becomes smaller and the second illumination brightness is lower than the first illumination brightness, the first illumination brightness is reduced described default Change percentage, the reference light currently needed to refer to shines brightness regulation threshold value.

4. the method according to claim 1, wherein being corrected according to default variation percentage adjusted Illumination brightness regulation threshold value, comprising:

When inclination angle becomes larger and the second illumination brightness is lower than the first illumination brightness, the first illumination brightness is reduced into the adjustment Default variation percentage afterwards obtains amendment illumination brightness regulation threshold value；

When inclination angle becomes larger and the second illumination brightness is higher than the first illumination brightness, the first illumination brightness is increased into the adjustment Default variation percentage afterwards obtains amendment illumination brightness regulation threshold value；

When inclination angle becomes smaller and the second illumination brightness is higher than the first illumination brightness, the first illumination brightness is increased into the adjustment Default variation percentage afterwards obtains amendment illumination brightness regulation threshold value；

When inclination angle becomes smaller and the second illumination brightness is lower than the first illumination brightness, the first illumination brightness is reduced into the adjustment Variation percentage is preset afterwards, obtains amendment illumination brightness regulation threshold value.

5. method according to any one of claims 1 to 4, which is characterized in that according to the second illumination brightness and amendment light According to brightness regulation threshold value, it is determined whether trigger the operation that the terminal executes automatic adjustment display backlight brightness, comprising:

When inclination angle becomes larger and the second illumination brightness is lower than the first illumination brightness, it is bright to determine that the second illumination brightness is less than amendment illumination When degree adjusts threshold value, determines and trigger the operation that the terminal executes automatic adjustment display backlight brightness, otherwise maintain the end The current backlight brightness of the display screen at end；

When inclination angle becomes larger and the second illumination brightness is higher than the first illumination brightness, it is bright to determine that the second illumination brightness is greater than amendment illumination When degree adjusts threshold value, determines and trigger the operation that the terminal executes automatic adjustment display backlight brightness, otherwise maintain the end The current backlight brightness of the display screen at end；

When inclination angle becomes smaller and the second illumination brightness is higher than the first illumination brightness, it is bright to determine that the second illumination brightness is greater than amendment illumination When degree adjusts threshold value, determines and trigger the operation that the terminal executes automatic adjustment display backlight brightness, otherwise maintain the end The current backlight brightness of the display screen at end；

When inclination angle becomes smaller and the second illumination brightness is lower than the first illumination brightness, it is bright to determine that the second illumination brightness is less than amendment illumination When degree adjusts threshold value, determines and trigger the operation that the terminal executes automatic adjustment display backlight brightness, otherwise maintain the end The current backlight brightness of the display screen at end.

6. method according to any one of claims 1 to 4, which is characterized in that trigger the terminal and execute automatic adjustment After the operation of display backlight brightness, the method also includes:

According to predetermined second mapping relations, the backlight illumination adjustment factor with the second illumination brightness matching is obtained；Wherein, Second mapping relations are for recording different illumination brightness mapped backlight illumination adjustment factors；

7. the method according to claim 1, wherein further include:

Obtain the change of pitch angle acceleration of the terminal；

When the change of pitch angle acceleration is less than or equal to predetermined acceleration thresholding, execute according to the second illumination brightness and amendment Illumination brightness regulation threshold value, it is determined whether trigger the operation that the terminal executes automatic adjustment display backlight brightness.

8. the method according to the description of claim 7 is characterized in that further include:

When the change of pitch angle acceleration is greater than predetermined acceleration thresholding, maintain the current backlight of the display screen of the terminal bright Degree.

9. the method according to claim 1, wherein being obtained when detecting that the inclination angle of the terminal changes The current inclination of the terminal, comprising:

When detecting that the inclination angle of the terminal changes using acceleration transducer or direction sensor, the terminal is obtained Current inclination.

10. a kind of regulating device of display backlight brightness characterized by comprising

First obtains module, when for detecting that the inclination angle of terminal changes, obtains the current inclination of the terminal and described The the second illumination brightness detected after the first illumination brightness and variation that are detected before terminal change of pitch angle；

Module is adjusted, for being adjusted to the reference light currently needed to refer to according to brightness regulation threshold value according to current inclination, is obtained To amendment illumination brightness regulation threshold value, the reference light currently needed to refer to according to brightness regulation threshold value by the first illumination brightness and Default variation percentage determines；

Determining module, for according to the second illumination brightness and amendment illumination brightness regulation threshold value, it is determined whether trigger the terminal Execute the operation of automatic adjustment display backlight brightness；

Adjust module, comprising:

Acquisition submodule obtains the current inclination mapped and adjusts width for being based on predetermined first mapping relations Degree, wherein first mapping relations are for recording the different inclination angle mapped amplitudes of accommodation；

Adjusting submodule, for adjusting default variation percentage according to the current inclination mapped amplitude of accommodation, after adjustment Default variation percentage, obtain amendment illumination brightness regulation threshold value；

Adjusting submodule increases default variation percentage when inclination angle becomes larger and the second illumination brightness is lower than the first illumination brightness The big current inclination mapped amplitude of accommodation；When inclination angle becomes larger and the second illumination brightness is higher than the first illumination brightness, will preset Change percentage and reduces the current inclination mapped amplitude of accommodation；Become smaller at inclination angle and the second illumination brightness is bright higher than the first illumination When spending, default variation percentage is increased into the current inclination mapped amplitude of accommodation；Become smaller at inclination angle and the second illumination brightness is low When the first illumination brightness, default variation percentage is reduced into the current inclination mapped amplitude of accommodation.

11. device according to claim 10, which is characterized in that in first mapping relations, inclination angle is bigger, is mapped The amplitude of accommodation it is bigger.

12. device according to claim 10, which is characterized in that adjustment module becomes larger and the second illumination brightness at inclination angle When lower than the first illumination brightness, the first illumination brightness is reduced into the default variation percentage, is currently needed to refer to Reference light shine brightness regulation threshold value；When inclination angle becomes larger and the second illumination brightness is higher than the first illumination brightness, by described first Illumination brightness increases the default variation percentage, and the reference light currently needed to refer to shines brightness regulation threshold value；At inclination angle Become smaller and when the second illumination brightness is higher than the first illumination brightness, it will the first illumination brightness increase default variation percentage Than the reference light currently needed to refer to shines brightness regulation threshold value；Become smaller at inclination angle and the second illumination brightness is lower than the first light When degree of illuminating, the first illumination brightness is reduced into the default variation percentage, the reference light currently needed to refer to shines Brightness regulation threshold value.

13. device according to claim 10, which is characterized in that adjusting submodule becomes larger at inclination angle and the second illumination is bright When degree is lower than the first illumination brightness, the first illumination brightness is reduced into the default variation percentage adjusted, is repaired Positive illumination brightness regulation threshold value；When inclination angle becomes larger and the second illumination brightness is higher than the first illumination brightness, by first illumination Brightness increases the default variation percentage adjusted, obtains amendment illumination brightness regulation threshold value；Become smaller and second at inclination angle When illumination brightness is higher than the first illumination brightness, the first illumination brightness is increased into the default variation percentage adjusted, Obtain amendment illumination brightness regulation threshold value；When inclination angle becomes smaller and the second illumination brightness is lower than the first illumination brightness, by described the One illumination brightness presets variation percentage after reducing the adjustment, obtains amendment illumination brightness regulation threshold value.

14. device described in any one of 0~13 according to claim 1, which is characterized in that determining module, become larger at inclination angle and When second illumination brightness is lower than the first illumination brightness, when determining that the second illumination brightness is less than amendment illumination brightness regulation threshold value, really Surely the operation that the terminal executes automatic adjustment display backlight brightness is triggered, the current of the display screen of the terminal is otherwise maintained Backlight illumination；When inclination angle becomes larger and the second illumination brightness is higher than the first illumination brightness, determine that the second illumination brightness is greater than amendment When illumination brightness regulation threshold value, determines and trigger the operation that the terminal executes automatic adjustment display backlight brightness, otherwise maintain The current backlight brightness of the display screen of the terminal；When inclination angle becomes smaller and the second illumination brightness is higher than the first illumination brightness, really When fixed second illumination brightness is greater than amendment illumination brightness regulation threshold value, determine that triggering the terminal executes automatic adjustment display screen back Otherwise the operation of brightness maintains the current backlight brightness of the display screen of the terminal；Become smaller and the second illumination brightness at inclination angle When lower than the first illumination brightness, when determining that the second illumination brightness is less than amendment illumination brightness regulation threshold value, determines and trigger the end End executes the operation of automatic adjustment display backlight brightness, otherwise maintains the current backlight brightness of the display screen of the terminal.

15. device described in any one of 0~13 according to claim 1, which is characterized in that further include:

Second obtains module, for obtaining the backlight with the second illumination brightness matching according to predetermined second mapping relations Brightness regulation coefficient；Wherein, second mapping relations are used to record different illumination brightness mapped backlight illuminations and adjust Coefficient；

16. device according to claim 10, which is characterized in that further include:

Execution module, for executing according to second when the change of pitch angle acceleration is less than or equal to predetermined acceleration thresholding Illumination brightness and amendment illumination brightness regulation threshold value, it is determined whether trigger the terminal and execute automatic adjustment display backlight brightness Operation.

17. device according to claim 16, which is characterized in that further include:

Maintenance module, for maintaining the display of the terminal when the change of pitch angle acceleration is greater than predetermined acceleration thresholding The current backlight brightness of screen.

18. device according to claim 10, which is characterized in that first, which obtains module, uses acceleration transducer or direction When sensor detects that the inclination angle of the terminal changes, the current inclination of the terminal is obtained.

19. a kind of regulating device of display backlight brightness characterized by comprising

Processor；

Memory for storage processor executable instruction；

Wherein, the processor is configured to:

20. 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 1-9 the method is realized when execution.