WO2017032018A1

WO2017032018A1 - Screen brightness adjustment method and user terminal

Info

Publication number: WO2017032018A1
Application number: PCT/CN2016/080429
Authority: WO
Inventors: 李建林; 曾元清
Original assignee: 广东欧珀移动通信有限公司
Priority date: 2015-08-27
Filing date: 2016-04-27
Publication date: 2017-03-02
Also published as: CN105045515A

Abstract

Provided are a screen brightness adjustment method and a user terminal. The method comprises: obtaining a first touch point and first touch strength and a second touch point and second strength on a screen (S101); determining whether said first touch strength matches said second touch strength (S102); if not, then determining the rate of change of the strength of said second touch strength with respect to said first touch strength (S103); determining a target brightness value corresponding to said rate of change of strength (S104); adjusting the brightness of said screen to said target brightness value (S105). The screen brightness display performance of the user terminal is improved.

Description

Screen brightness adjustment method and user terminal

The present invention claims the priority of the prior application of the application No. 201510541457.8, entitled "A Screen Brightness Adjustment Method and User Terminal", filed on August 27, 2015, the contents of which are incorporated herein by reference. in.

Technical field

The present invention relates to the field of intelligent terminal technologies, and in particular, to a screen brightness adjustment method and a user terminal.

Background technique

With the wide application of user terminals such as smartphones and tablets, users are more and more fond of reading novels, viewing news, browsing microblogs, etc. on user terminals. The screen brightness of the user terminal is a key factor affecting the user's viewing. Generally, the user terminal can automatically adjust the screen brightness according to the brightness of the environment, so that the screen brightness is not too bright or too dark.

However, it has been found in practice that even after the user terminal automatically adjusts the screen brightness according to the ambient brightness in the same light environment, different users have different visual perceptions of the screen brightness of the same user terminal, that is, some users feel that the automatic adjustment is performed. The screen brightness looks very comfortable, and some users will feel that the screen brightness after auto adjustment still looks uncomfortable (glare or invisible). It can be seen that this adjustment method cannot satisfy the adjustment of the screen brightness refinement.

Summary of the invention

Embodiments of the present invention provide a screen brightness adjustment method and a user terminal, which can satisfy adjustment of screen brightness refinement.

A first aspect of the embodiments of the present invention discloses a screen brightness adjustment method, including:

Obtaining a first touch velocity of the first touch point on the screen and a second touch velocity of the second touch point;

Determining whether the first touch force and the second touch strength match;

If not, determining a rate of change of the second touch force relative to the first touch force;

Determining a target brightness value corresponding to the velocity change rate;

Adjusting the brightness of the screen to the target brightness value.

In a possible implementation, after the determining the target brightness value corresponding to the velocity change rate, and before adjusting the brightness of the screen to the target brightness value, the method further includes:

Determining a target area for adjusting brightness, the target area being centered at a midpoint between the first touch point and the second touch point, between the first touch point and the second touch point The distance is the area of the diameter;

The adjusting the brightness of the screen to the target brightness value comprises:

Adjusting the brightness of the target area of the screen to the target brightness value.

Determining a first area of the preset area centered on the first touch point, and determining a second area of the preset area centered on the second touch point, the first area and the second area No intersection;

The brightness of the first area of the screen and the brightness of the second area are respectively adjusted to the target brightness value.

Obtaining a focus point of the user's eyeball on the screen;

Determining a focus area of the preset area on the screen centered on the focus point;

Adjusting the brightness of the focus area of the screen to the target brightness value.

In a possible implementation, after the adjusting the brightness of the focus area of the screen to the target brightness value, the method further includes:

Adjusting a brightness of a remaining area other than the focus area in a display area of the screen to a first brightness value, the first brightness value being lower than the target brightness value.

In a possible implementation, the determining the target brightness value corresponding to the velocity change rate includes:

Determining a range of target strength change rates to which the rate of change of force belongs;

The target brightness value corresponding to the target strength change rate range is queried according to the correspondence between the pre-stored velocity change rate range and the brightness, to obtain the target brightness value corresponding to the strength change rate.

In a possible implementation, before the acquiring the first touch force of the first touch point on the screen and the second touch force of the second touch point, the method further includes:

Obtaining the time difference between successively touching the screen, and obtaining the input fingerprint string information;

Determining whether the time difference is less than a preset time, and determining whether the fingerprint string information matches the preset fingerprint string information;

If the time difference is less than the preset time and the fingerprint string information matches the preset fingerprint string information, the step of acquiring the first touch force of the first touch point on the screen and the second touch force of the second touch point is performed.

A second aspect of the embodiments of the present invention discloses a user terminal, where the user terminal includes a functional unit for performing some or all of the steps of any of the methods of the first aspect of the embodiments of the present invention. The user terminal can satisfy the adjustment of the screen brightness refinement when performing some or all of the steps of any of the methods.

A third aspect of the embodiments of the present invention discloses a user terminal, the user terminal comprising: a processor, and a memory, the memory is configured to store an instruction, and the processor is configured to run the instruction, where The processor executes the instructions to perform some or all of the steps of any of the first aspects of the embodiments of the present invention. The user terminal can satisfy the adjustment of the screen brightness refinement when performing some or all of the steps of any of the methods.

A fourth aspect of the embodiments of the present invention discloses a computer storage medium storing a program, the program specifically comprising instructions for performing some or all of the steps of any of the first aspects of the embodiments of the present invention.

In the embodiment of the present invention, the user terminal may acquire the first touch strength of the first touch point on the screen and the second touch strength of the second touch point, and determine whether the first touch strength and the second touch strength match, when determining When the touch force and the second touch strength do not match, the user terminal may determine a velocity change rate of the second touch force relative to the first touch force, and further, the user terminal may determine a target brightness value corresponding to the velocity change rate, and the screen The brightness is adjusted to the target brightness value. It can be seen that, by using the embodiment of the present invention, the user terminal can automatically adjust the brightness of the screen according to the touch intensity of different users touching the screen, so that the adjusted screen brightness conforms to each user's personalization even in the same light environment. At the same time, it can meet the adjustment of the brightness of the screen.

DRAWINGS

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the embodiments or the description of the prior art will be briefly described below. Obviously, the drawings in the following description are only It is a certain embodiment of the present invention, and other drawings can be obtained from those skilled in the art without any creative work.

1 is a schematic flow chart of a screen brightness adjustment method according to an embodiment of the present invention;

2 is a schematic flow chart of another screen brightness adjustment method according to an embodiment of the present invention;

3 is a schematic flow chart of another screen brightness adjustment method according to an embodiment of the present invention;

4 is a schematic flow chart of another screen brightness adjustment method according to an embodiment of the present invention;

FIG. 5 is a schematic structural diagram of a user terminal according to an embodiment of the present disclosure;

FIG. 6 is a schematic structural diagram of another user terminal according to an embodiment of the present disclosure;

FIG. 7 is a schematic structural diagram of another user terminal according to an embodiment of the present disclosure;

FIG. 8 is a schematic structural diagram of another user terminal according to an embodiment of the present disclosure;

FIG. 9 is a schematic structural diagram of another user terminal according to an embodiment of the present disclosure;

FIG. 10 is a schematic structural diagram of another user terminal according to an embodiment of the present invention.

detailed description

The technical solutions in the embodiments of the present invention are clearly and completely described in the following with reference to the accompanying drawings in the embodiments of the present invention. It is obvious that the described embodiments are only a part of the embodiments of the present invention, but not all embodiments. All other embodiments obtained by those skilled in the art based on the embodiments of the present invention without creative efforts are within the scope of the present invention.

Embodiments of the present invention provide a screen brightness adjustment method and a user terminal, which can satisfy adjustment of screen brightness refinement. The details are described below separately.

In the embodiment of the present invention, the user terminal may include, but is not limited to, a smart phone, a notebook computer, a personal computer (PC), a personal digital assistant (PDA), a mobile internet device (MID), Various types of user terminals such as smart wearable devices (such as smart watches and smart bracelets). The operating system of the user terminal may include The embodiment of the present invention is not limited, but is not limited to the Android operating system, the IOS operating system, the Symbian operating system, the BlackBerry operating system, the Windows Phone 8 operating system, and the like.

Referring to FIG. 1 , FIG. 1 is a schematic flowchart diagram of a screen brightness adjustment method according to an embodiment of the present invention. As shown in FIG. 1, the method can include the following steps.

S101. Acquire a first touch velocity of the first touch point on the screen and a second touch velocity of the second touch point.

In the embodiment of the present invention, a pressure sensor is pre-installed on the user terminal, and the touch force on the screen of the user terminal can be detected in real time.

In the embodiment of the present invention, the user can touch two points (ie, touch points) on the screen of the user terminal by using the same finger, or the user can simultaneously touch two points on the screen of the user terminal by using any two fingers, or The user can use two fingers to touch two points on the screen of the user terminal in succession, which is not limited in the embodiment of the present invention. When the user touches the screen, different pressures are applied to the screen, and the user terminal can detect the first touch force of the first touch point on the screen and the second touch force of the second touch point in real time through the pressure sensor.

As an optional implementation manner, before the step S101, the method may further include the following steps:

11) obtaining the time difference of successively touching the screen, and obtaining the input fingerprint string information;

12) determining whether the time difference is less than a preset time, and determining whether the fingerprint string information matches the preset fingerprint string information;

13) When it is determined that the time difference is less than the preset time and the fingerprint string information matches the preset fingerprint string information, step S101 is performed.

In this embodiment, when the user touches the screen of the user terminal, the user terminal can obtain the time difference of sequentially touching the screen, and obtain the input fingerprint string information, and determine whether the time difference is less than the preset time, and determine the fingerprint string information and the preset fingerprint. Whether the string information is matched. When the time difference is less than the preset time and the fingerprint string information matches the preset fingerprint string information, the user terminal may determine that the current user is a legitimate user, and perform step S101. Otherwise, the user terminal may determine that the current user is illegal. User and end this process.

S102. Determine whether the first touch strength and the second touch strength match. If not, perform the step. S103. If it matches, the process ends.

In the embodiment of the present invention, after the user terminal acquires the first touch strength of the first touch point on the screen and the second touch strength of the second touch point, the user terminal may determine whether the first touch strength and the second touch strength match.

In the embodiment of the present invention, the specific implementation manner of the user terminal determining whether the first touch strength and the second touch strength match are:

The user terminal determines whether the absolute value of the difference between the first touch strength and the second touch strength is less than or equal to a preset threshold, and if not, determines that the first touch strength and the second touch strength do not match.

S103. Determine a rate of change of the second touch force relative to the first touch force.

In the embodiment of the present invention, when the user terminal determines that the first touch strength and the second touch strength do not match, the user terminal may calculate a strength change rate of the second touch force relative to the first touch strength. Specifically, the user terminal may first calculate an absolute value of a difference between the second touch strength and the first touch strength, and further, after calculating the absolute value divided by the quotient of the first touch strength, and converting the result into a percentage, A rate of change in the strength of the second touch force relative to the first touch force is obtained. It should be noted that, in the embodiment of the present invention, the absolute value of the difference between the default second touch force and the first touch force is smaller than the first touch force.

For example, assuming that the first touch force is 5N and the second touch force is 6N, the strength change rate of the second touch force relative to the first touch force is |(6-5)|/5*100%=20% .

S104. Determine a target brightness value corresponding to the rate of change of the velocity.

In the embodiment of the present invention, after determining the rate of change of the second touch force relative to the first touch force, the user terminal may determine the target brightness value corresponding to the rate of change of the velocity.

Specifically, the specific implementation manner in which the user terminal determines the target brightness value corresponding to the rate of change of the strength may include the following steps:

21) Determine the target strength change rate range to which the rate of change of force belongs;

22) According to the corresponding relationship between the pre-stored velocity change rate range and the brightness, query the target brightness value corresponding to the target velocity change rate range to obtain the target brightness value corresponding to the velocity change rate.

In this embodiment, the user terminal may pre-store a one-to-one correspondence between the range of the rate of change of the velocity and the brightness, for example, the range of the rate of change of the velocity (A, B) corresponds to the brightness AB, and the range of the rate of change of the velocity (C, D) corresponds to Brightness CD, wherein each intensity change rate range does not cross, the correspondence may be The user obtained in advance through multiple trials.

After the user terminal determines the rate of change of the strength, the user terminal may further determine the target strength change rate range to which the rate of change of the velocity belongs, and the user terminal may query the target brightness corresponding to the range of the target strength change rate from the correspondence between the range of the intensity change rate and the brightness. The value, in this way, the target brightness value corresponding to the rate of change of the force can be obtained.

S105. Adjust the brightness of the screen to the target brightness value, and end the process.

In the embodiment of the present invention, after determining the target brightness value corresponding to the rate of change of the velocity, the user terminal may adjust the brightness of the screen to the target brightness value.

In the method flow described in FIG. 1 , the user terminal may acquire the first touch strength of the first touch point on the screen and the second touch strength of the second touch point, and determine whether the first touch strength and the second touch strength match. When it is determined that the first touch force and the second touch strength do not match, the user terminal may determine a velocity change rate of the second touch force relative to the first touch force, and further, the user terminal may determine the target brightness value corresponding to the velocity change rate. And adjust the brightness of the screen to the target brightness value. It can be seen that, by using the embodiment of the present invention, the user terminal can automatically adjust the brightness of the screen according to the touch intensity of different users touching the screen, so that even in the same light environment, the adjusted screen brightness meets the requirements of each user's individualization, and It can satisfy the adjustment of the screen brightness refinement.

Referring to FIG. 2, FIG. 2 is a schematic flowchart diagram of another screen brightness adjustment method according to an embodiment of the present invention. As shown in FIG. 2, the method can include the following steps.

S201. The user terminal acquires a first touch velocity of the first touch point on the screen and a second touch velocity of the second touch point.

S202. The user terminal determines whether the first touch strength and the second touch strength match. If the matching does not match, step S203 is performed. If the matching is matched, the process ends.

S203. The user terminal determines a rate of change of the second touch force relative to the first touch force.

S204. The user terminal determines a target brightness value corresponding to the rate of change of the velocity.

S205. The user terminal determines a target area for adjusting brightness.

In the embodiment of the present invention, after determining the target brightness value corresponding to the rate of change of the velocity, the user terminal may first determine the target area for adjusting the brightness. The target area may be centered on a midpoint between the first touch point and the second touch point, and the distance between the first touch point and the second touch point is The area of the diameter.

Optionally, the target area may also be an area of a preset area centered on a midpoint between the first touch point and the second touch point. The shape of the area may be any shape, such as a rectangle, a square, an ellipse, etc., which is not limited in the embodiment of the present invention, and the preset area may be any area smaller than the area of the screen display area of the user terminal.

S206. The user terminal adjusts the brightness of the target area of the screen to the target brightness value, and ends the process.

After the user terminal determines the target area for adjusting the brightness, the user terminal can adjust the brightness of the target area of the screen to the target brightness value.

Optionally, the user terminal may further adjust, in the display area of the screen, the brightness of the remaining area except the target area to a first brightness value, where the first brightness value is lower than the target brightness value. In this way, the brightness of the entire screen seems to have a layered shadow, which can improve the visual effect, and at the same time, can reduce the power consumption of the user terminal and extend the standby time.

In the method flow described in FIG. 2, after determining the target brightness value corresponding to the rate of change of the velocity, the user terminal may determine a target area for adjusting the brightness, wherein the target area is the first touch point and the second touch point. The midpoint between the centers is the center of the circle with the distance between the first touch point and the second touch point. Further, the user terminal can adjust the brightness of the target area of the screen to the target brightness value. It can be seen that the user terminal can adjust the brightness of the target area of the screen to the target brightness value according to the user's needs, so that the adjustment of the screen brightness refinement can be satisfied, and the personalized requirement can be satisfied, and at the same time, the user experience can be improved.

Referring to FIG. 3, FIG. 3 is a schematic flowchart diagram of another screen brightness adjustment method according to an embodiment of the present invention. As shown in FIG. 3, the method can include the following steps.

S301. The user terminal acquires a first touch velocity of the first touch point on the screen and a second touch velocity of the second touch point.

S302: The user terminal determines whether the first touch strength and the second touch strength match. If there is no match, step S303 is performed, and if it matches, the process ends.

S303. The user terminal determines a rate of change of the second touch force relative to the first touch force.

S304. The user terminal determines a target brightness value corresponding to the rate of change of the velocity.

S305. The user terminal determines a first area of the preset area centered on the first touch point, and determines a second area of the preset area centered on the second touch point.

In the embodiment of the present invention, after determining the target brightness value corresponding to the rate of change of the velocity, the user terminal may determine the first area of the preset area centered on the first touch point, and determine that the second touch point is centered. The second area of the preset area. The first area and the second area may or may not have an intersection. The shape of the first region and the shape of the second region may be any shape, such as a rectangle, a square, an ellipse, etc., and the shape of the first region and the shape of the second region may be the same or different. The area may be any area smaller than the area of the display area of the screen of the user terminal.

S306. The user terminal adjusts the brightness of the first area of the screen and the brightness of the second area to the target brightness value, respectively.

In the embodiment of the present invention, when there is no intersection between the first area and the second area, the user terminal may adjust the brightness of the first area of the screen to the target brightness value, and at the same time adjust the brightness of the second area to the target brightness value.

When the first area and the second area have an intersection, after the user terminal adjusts the brightness of the first area of the screen and the brightness of the second area to the target brightness value, respectively, the brightness in the intersection area of the first area and the second area may be It seems glaring, the user terminal can further adjust the brightness in the intersection area such that the brightness in the intersection area and the brightness in the non-intersection area remain matched.

Optionally, the user terminal may further adjust a brightness of the remaining area of the display area except the first area and the second area to a first brightness value, where the first brightness value is lower than the target brightness value. In this way, the brightness of the entire screen seems to have a layered shadow, which can improve the visual effect, and at the same time, can reduce the power consumption of the user terminal and extend the standby time.

In the method flow described in FIG. 3, after determining the target brightness value corresponding to the rate of change of the velocity, the user terminal may determine the first area of the preset area centered on the first touch point, and determine the second touch The second area of the preset area centered on the point, and adjusts the brightness of the first area of the screen and the brightness of the second area to the target brightness value, respectively. It can be seen that the user terminal can adjust the brightness of the first area of the screen and the brightness of the second area to the target brightness value according to the user's needs, so that the adjustment of the brightness of the screen brightness can be satisfied, and the personalized demand can be satisfied. Can improve the user experience.

Referring to FIG. 4, FIG. 4 is a schematic flowchart diagram of another screen brightness adjustment method according to an embodiment of the present invention. As shown in FIG. 4, the method can include the following steps.

S401. The user terminal acquires a first touch velocity of the first touch point on the screen and a second touch velocity of the second touch point.

S402. The user terminal determines whether the first touch strength and the second touch strength match. If the matching does not match, step S403 is performed. If the matching is matched, the process ends.

S403. The user terminal determines a rate of change of the second touch force relative to the first touch force.

S404. The user terminal determines a target brightness value corresponding to the rate of change of the velocity.

S405. The user terminal acquires a focus point of the user's eyeball on the screen.

In the embodiment of the present invention, the user terminal can obtain the eye movement information of the user through the eyeball tracking technology to determine the target that the eyeball is watching, that is, the focus point. Specifically, the user's eyeball can be illuminated by the low-intensity infrared light velocity, and the light reflected from different parts such as the pupil, the iris, and the cornea can be extracted by the sensor, and analyzed by a preset algorithm to determine the target of the eyeball.

S406. The user terminal determines a focus area of the preset area centered on the focus point on the screen.

In the embodiment of the present invention, after the user terminal obtains the focus point of the user's eyeball on the screen, the focus area of the preset area centered on the focus point on the screen may be determined, wherein the shape of the focus area may be any shape. For example, the rectangle, the square, the ellipse, and the like are not limited in the embodiment of the present invention, and the preset area may be any area smaller than the area of the screen display area of the user terminal.

S407. The user terminal adjusts the brightness of the focus area of the screen to the target brightness value.

In the embodiment of the present invention, after the user terminal determines the focus area of the preset area centered on the focus point on the screen, the user terminal can adjust the brightness of the focus area of the screen to the target brightness value.

S408. The user terminal adjusts the brightness of the remaining area of the display area of the screen except the focus area to a first brightness value.

In the embodiment of the present invention, the user terminal adjusts the brightness of the remaining area except the focus area in the display area of the screen to the first brightness value, and the first brightness value is lower than the target brightness value, thus achieving the eyeball according to the user The focus condition setting brightness value of the focus area of the screen is higher than the brightness value of the non-focus area, so that the user concentrates on the screen area that is being watched, and at the same time, the brightness of the entire screen seems to have a layered shadow, which can be improved. Visual effects, at the same time, can also reduce the work of the user terminal Consumption and extended standby time.

In the method flow described in FIG. 4, after determining the target brightness value corresponding to the rate of change of the velocity, the user terminal can acquire the focus point of the user's eyeball on the screen, and determine the preset area centered on the focus point on the screen. a focus area, further, the user terminal can adjust the brightness of the focus area of the screen to the target brightness value, and adjust the brightness of the remaining area of the display area other than the focus area to the first brightness value, the first The brightness value is lower than the target brightness value. It can be seen that the user terminal can adjust the brightness of the focus area of the screen to the target brightness value according to the user's needs, and adjust the brightness of the remaining area except the focus area in the display area of the screen to the first brightness value, so that It satisfies the adjustment of the brightness of the screen to meet the individual needs and improve the user experience. At the same time, it can also improve the visual effect, reduce the power consumption of the user terminal, and extend the standby time.

The following is an embodiment of the device of the present invention. The device embodiment of the present invention is used to perform the method in the method embodiment of the present invention. For the convenience of description, only parts related to the embodiment of the present invention are shown, and the specific technical details are not disclosed. Reference is made to the above method embodiments of the present invention.

Referring to FIG. 5, FIG. 5 is a schematic structural diagram of a user terminal according to an embodiment of the present invention. As shown in FIG. 5, the user terminal 500 may include: an obtaining unit 501, a determining unit 502, a first determining unit 503, and a first Two determining unit 504 and adjusting unit 505, wherein:

The acquiring unit 501 is configured to acquire a first touch velocity of the first touch point on the screen and a second touch velocity of the second touch point.

In the embodiment of the present invention, the user can touch two points (ie, touch points) on the screen of the user terminal by using the same finger, or the user can simultaneously touch two points on the screen of the user terminal by using any two fingers, or The user can use two fingers to touch two points on the screen of the user terminal in succession, which is not limited in the embodiment of the present invention. When the user touches the screen, different pressures are applied to the screen, and the acquiring unit 501 can detect and acquire the first touch force of the first touch point on the screen and the second touch force of the second touch point in real time through the pressure sensor.

The determining unit 502 is configured to determine whether the first touch force and the second touch strength match.

In the embodiment of the present invention, the acquiring unit 501 acquires the first touch force of the first touch point on the screen. After the degree and the second touch velocity of the second touch point, the determining unit 502 can determine whether the first touch velocity and the second touch velocity match.

In the embodiment of the present invention, the specific implementation manner of the determining unit 502 determining whether the first touch force and the second touch strength match are:

The determining unit 502 determines whether the absolute value of the difference between the first touch velocity and the second touch velocity is less than or equal to a preset threshold, and if not, determines that the first touch velocity and the second touch velocity do not match.

The first determining unit 503 is configured to determine, when the determining unit 502 determines that the first touch velocity and the second touch velocity do not match, determine a velocity change rate of the second touch velocity relative to the first touch velocity.

In the embodiment of the present invention, when the determining unit 502 determines that the first touch velocity and the second touch velocity do not match, the first determining unit 503 may calculate a velocity change rate of the second touch velocity with respect to the first touch velocity. Specifically, the first determining unit 503 may first calculate an absolute value of a difference between the second touch force and the first touch force, and further, after calculating the absolute value divided by the quotient of the first touch strength, and converting the result into a percentage , the rate of change of the second touch force relative to the first touch force can be obtained. It should be noted that, in the embodiment of the present invention, the absolute value of the difference between the default second touch force and the first touch force is smaller than the first touch force.

The second determining unit 504 is configured to determine a target brightness value corresponding to the velocity change rate.

In the embodiment of the present invention, after the first determining unit 503 determines the velocity change rate of the second touch velocity with respect to the first touch velocity, the second determining unit 504 may determine the target luminance value corresponding to the velocity change rate.

The adjusting unit 505 is configured to adjust the brightness of the screen to the target brightness value.

In the embodiment of the present invention, after determining the target brightness value corresponding to the velocity change rate, the second determining unit 504 may adjust the brightness of the screen to the target brightness value.

Referring to FIG. 6, FIG. 6 is a schematic structural diagram of another user terminal according to an embodiment of the present invention. The user terminal shown in FIG. 6 is further optimized based on the user terminal shown in FIG. 5, and The user terminal shown in FIG. 5 may include: in addition to all the units of the user terminal shown in FIG. 5, the user terminal shown in FIG.

The target area determining unit 506 is configured to determine, after the second determining unit 504 determines the target brightness value corresponding to the velocity change rate, and before the adjusting unit 505 adjusts the brightness of the screen to the target brightness value, the target area is adjusted. The center of the first touch point and the second touch point is the center of the circle, and the distance between the first touch point and the second touch point is the area of the diameter.

In the embodiment of the present invention, after the second determining unit 504 determines the target brightness value corresponding to the velocity change rate, the target region determining unit 506 may first determine the target region for adjusting the brightness. The target area may be an area centered on a midpoint between the first touch point and the second touch point, and a distance between the first touch point and the second touch point as a diameter.

The adjusting unit 505 is specifically configured to adjust the brightness of the target area of the screen to the target brightness value.

The target area determining unit 506, after determining the target area for adjusting the brightness, may adjust the brightness of the target area of the screen to the target brightness value.

Optionally, the adjusting unit 505 may further adjust the brightness of the remaining area of the display area of the screen except the target area to a first brightness value, where the first brightness value is lower than the target brightness value. In this way, the brightness of the entire screen seems to have a layered shadow, which can improve the visual effect, and at the same time, can reduce the power consumption of the user terminal and extend the standby time.

Referring to FIG. 7, FIG. 7 is a schematic structural diagram of another user terminal according to an embodiment of the present invention, wherein the user terminal shown in FIG. 7 is further optimized based on the user terminal shown in FIG. 5, and The user terminal shown in FIG. 5 may include: in addition to all the units of the user terminal shown in FIG. 5, the user terminal shown in FIG.

The dual area determining unit 507 is configured to determine the pre-centered on the first touch point after the second determining unit 504 determines the target brightness value corresponding to the velocity change rate, and before the adjusting unit 505 adjusts the brightness of the screen to the target brightness value. A first area of the area is set, and a second area defining a predetermined area centered on the second touch point, the first area and the second area have no intersection.

In the embodiment of the present invention, the second determining unit 504 determines the target brightness value corresponding to the velocity change rate. Thereafter, the dual area determining unit 507 may determine a first area of the preset area centered on the first touch point, and determine a second area of the preset area centered on the second touch point. The first area and the second area may or may not have an intersection. The shape of the first region and the shape of the second region may be any shape, such as a rectangle, a square, an ellipse, etc., and the shape of the first region and the shape of the second region may be the same or different. The area may be any area smaller than the area of the display area of the screen of the user terminal.

The adjusting unit 505 is specifically configured to adjust the brightness of the first area of the screen and the brightness of the second area to the target brightness value, respectively.

In the embodiment of the present invention, when there is no intersection between the first area and the second area, the adjusting unit 505 may adjust the brightness of the first area of the screen to the target brightness value, and at the same time adjust the brightness of the second area to the target brightness value.

When the first area and the second area have an intersection, the adjusting unit 505 adjusts the brightness of the first area of the screen and the brightness of the second area to the target brightness value, respectively, and the brightness in the intersection area of the first area and the second area It may appear glaring, and the adjustment unit 505 may further adjust the brightness in the intersection area such that the brightness in the intersection area and the brightness in the non-intersection area remain matched.

Optionally, the adjusting unit 505 may further adjust a brightness of the remaining area of the display area of the screen except the first area and the second area to a first brightness value, where the first brightness value is lower than the target brightness value. In this way, the brightness of the entire screen seems to have a layered shadow, which can improve the visual effect, and at the same time, can reduce the power consumption of the user terminal and extend the standby time.

Referring to FIG. 8, FIG. 8 is a schematic structural diagram of another user terminal according to an embodiment of the present invention. The user terminal shown in FIG. 8 is further optimized based on the user terminal shown in FIG. 5, and In addition to the user terminal shown in FIG. 5, the user terminal shown in FIG. 8 may include: a focus area determining unit 508, in addition to all the units of the user terminal shown in FIG.

The obtaining unit 501 is further configured to acquire a focus point of the user's eyeball on the screen after the second determining unit 504 determines the target brightness value corresponding to the velocity change rate, and before the adjusting unit 505 adjusts the brightness of the screen to the target brightness value.

In the embodiment of the present invention, the acquiring unit 501 can acquire the eye movement information of the user through the eyeball tracking technology to determine the target that the eyeball is watching, that is, the focus point. Specifically, low power red can be utilized The external light speed illuminates the user's eyeball, and then the sensor absorbs the light reflected from different parts such as the pupil, the iris, and the cornea, and analyzes the preset algorithm to determine the target of the eyeball.

The focus area determining unit 508 is configured to determine a focus area of the preset area centered on the focus point on the screen.

In the embodiment of the present invention, after the acquiring unit 501 acquires the focus point of the user's eyeball on the screen, the focus area determining unit 508 can determine the focus area of the preset area centered on the focus point on the screen, wherein the focus area The shape may be any shape, such as a rectangle, a square, an ellipse, etc., which is not limited in the embodiment of the present invention, and the preset area may be any area smaller than the area of the screen display area of the user terminal.

The adjusting unit 505 is specifically configured to adjust the brightness of the focus area of the screen to the target brightness value.

Optionally, the adjusting unit 505 is further configured to adjust a brightness of a remaining area of the display area of the screen except the focus area to a first brightness value, where the first brightness value is lower than the target brightness value.

In the embodiment of the present invention, the adjusting unit 505 adjusts the brightness of the remaining area except the focus area in the display area of the screen to a first brightness value, and the first brightness value is lower than the target brightness value, so that the user is implemented according to the user. The focus of the eyeball sets the brightness value of the focus area of the screen to be higher than the brightness value of the non-focus area, so that the user can concentrate on the area of the screen that is being watched. At the same time, the brightness of the entire screen seems to have a layered shadow. Improve visual effects while reducing power consumption in the user terminal and extending standby time.

Referring to FIG. 9, FIG. 9 is a schematic structural diagram of another user terminal according to an embodiment of the present invention. The user terminal shown in FIG. 9 is further optimized based on the user terminal shown in FIG. The second determining unit 504 may include: in addition to all the units of the user terminal shown in FIG. 5, the second determining unit 504 may include:

The determining subunit 5041 is configured to determine a target velocity change rate range to which the rate of change of the velocity belongs.

The query sub-unit 5042 is configured to query the target brightness value corresponding to the target velocity change rate range according to the correspondence between the pre-stored velocity change rate range and the brightness, to obtain the target brightness value corresponding to the velocity change rate.

In this embodiment, the user terminal may pre-store a one-to-one correspondence between the range of the rate of change of the velocity and the brightness, for example, the range of the rate of change of the velocity (A, B) corresponds to the brightness AB, and the range of the rate of change of the force (C, D) corresponds to the brightness CD, wherein each intensity change rate range does not cross, and the correspondence may be obtained by the user in advance through multiple experiments.

After the first determining unit 503 determines the velocity change rate, the determining subunit 5041 may further determine the target velocity change rate range to which the velocity change rate belongs, and the query subunit 5042 may query the target strength from the correspondence between the velocity change rate range and the brightness. The target brightness value corresponding to the rate of change range, so that the target brightness value corresponding to the rate of change of the force can be obtained.

In the user terminal 500 described in FIG. 5 to FIG. 9 , the acquiring unit 501 may acquire the first touch velocity of the first touch point on the screen and the second touch velocity of the second touch point, and the determining unit 502 determines the first touch strength. And determining whether the first touch force and the second touch force do not match, the first determining unit 503 may determine a strength change rate of the second touch force relative to the first touch force, and further, the second The determining unit 504 can determine the target brightness value corresponding to the velocity change rate, and the adjusting unit 505 adjusts the brightness of the screen to the target brightness value. It can be seen that, by using the embodiment of the present invention, the adjusting unit 505 can automatically adjust the brightness of the screen according to the touch force of different users touching the screen, so that the adjusted screen brightness meets the requirements of each user's individualization even in the same light environment. Can meet the adjustment of the screen brightness refinement.

Referring to FIG. 10, FIG. 10 is a schematic structural diagram of another user terminal according to an embodiment of the present invention. In the user terminal depicted in FIG. 10, the user terminal may include a processor 1001 and a memory 1002, where the processor 1001 The memory 1002 is connected by a bus, wherein the memory 1002 may be a high speed RAM memory or a non-volatile memory such as at least one disk memory. The memory 1002 can also optionally be at least one storage device located remotely from the processor 1001. The application stored by the processor 1001 for reading the memory 1002 performs the following operations:

Determining whether the first touch force and the second touch strength match;

Adjusting the brightness of the screen to the target brightness value.

Optionally, after the determining the target brightness value corresponding to the velocity change rate, and before adjusting the brightness of the screen to the target brightness value, the processor 1001 is configured to read the application stored in the memory 1002. Do the following:

Obtaining a focus point of the user's eyeball on the screen;

Optionally, after the brightness of the focus area of the screen is adjusted to the target brightness value, the application stored by the processor 1001 for reading the memory 1002 performs the following operations:

Optionally, the determining the target brightness value corresponding to the velocity change rate includes:

Optionally, before the acquiring the first touch velocity of the first touch point on the screen and the second touch velocity of the second touch point, the processor is further configured to invoke the program code stored in the memory, where Perform the following steps:

It should be noted that, for the foregoing various method embodiments, for the sake of brevity, they are all described as a series of action combinations, but those skilled in the art should understand that the present application is not limited by the described action sequence. Because some steps may be performed in other orders or concurrently in accordance with the present application. In the following, those skilled in the art should also understand that the embodiments described in the specification are all preferred embodiments, and the actions and units involved are not necessarily required by the present application.

In the above embodiments, the descriptions of the various embodiments are different, and the parts that are not described in detail in a certain embodiment can be referred to the related descriptions of other embodiments.

A person skilled in the art can understand that all or part of the process of implementing the above embodiment method can be completed by a computer program to instruct related hardware, and the program can be stored in a computer readable storage medium. When executed, the flow of an embodiment of the methods as described above may be included. The storage medium may be a magnetic disk, an optical disk, a read-only memory (ROM), or a random access memory (RAM).

The above is only the preferred embodiment of the present invention, and the scope of the present invention is not limited thereto, and thus equivalent changes made in the claims of the present invention are still within the scope of the present invention.

Claims

A method for adjusting a brightness of a screen, comprising:

Obtaining a first touch velocity of the first touch point on the screen and a second touch velocity of the second touch point;

Determining whether the first touch force and the second touch strength match;

If not, determining a rate of change of the second touch force relative to the first touch force;

Determining a target brightness value corresponding to the velocity change rate;

Adjusting the brightness of the screen to the target brightness value.
The method according to claim 1, wherein after the determining the target brightness value corresponding to the velocity change rate, and before adjusting the brightness of the screen to the target brightness value, the method further include:

Determining a target area for adjusting brightness, the target area being centered at a midpoint between the first touch point and the second touch point, between the first touch point and the second touch point The distance is the area of the diameter;

The adjusting the brightness of the screen to the target brightness value comprises:

Adjusting the brightness of the target area of the screen to the target brightness value.
The method according to claim 1, wherein after the determining the target brightness value corresponding to the velocity change rate, and before adjusting the brightness of the screen to the target brightness value, the method further include:

Determining a first area of the preset area centered on the first touch point, and determining a second area of the preset area centered on the second touch point, the first area and the second area No intersection;

The adjusting the brightness of the screen to the target brightness value comprises:

The brightness of the first area of the screen and the brightness of the second area are respectively adjusted to the target brightness value.
The method according to claim 1, wherein after the determining the target brightness value corresponding to the velocity change rate, and before adjusting the brightness of the screen to the target brightness value, the method further Includes:

Obtaining a focus point of the user's eyeball on the screen;

Determining a focus area of the preset area on the screen centered on the focus point;

The adjusting the brightness of the screen to the target brightness value comprises:

Adjusting the brightness of the focus area of the screen to the target brightness value.
The method according to claim 4, wherein after the adjusting the brightness of the focus area of the screen to the target brightness value, the method further comprises:

Adjusting a brightness of a remaining area other than the focus area in a display area of the screen to a first brightness value, the first brightness value being lower than the target brightness value.
The method according to any one of claims 1 to 5, wherein the determining the target brightness value corresponding to the velocity change rate comprises:

Determining a range of target strength change rates to which the rate of change of force belongs;

The target brightness value corresponding to the target strength change rate range is queried according to the correspondence between the pre-stored velocity change rate range and the brightness, to obtain the target brightness value corresponding to the strength change rate.
The method according to any one of claims 1 to 5, wherein before the acquiring the first touch velocity of the first touch point on the screen and the second touch velocity of the second touch point, the method further comprises :

Obtaining the time difference between successively touching the screen, and obtaining the input fingerprint string information;

Determining whether the time difference is less than a preset time, and determining whether the fingerprint string information matches the preset fingerprint string information;

If the time difference is less than the preset time and the fingerprint string information matches the preset fingerprint string information, the step of acquiring the first touch force of the first touch point on the screen and the second touch force of the second touch point is performed.
A user terminal, comprising:

An acquiring unit, configured to acquire a first touch velocity of the first touch point on the screen and a second touch velocity of the second touch point;

a determining unit, configured to determine whether the first touch force and the second touch strength match;

a first determining unit, configured to determine, when the determining unit determines that the first touch velocity and the second touch velocity do not match, determine a velocity change rate of the second touch velocity relative to the first touch velocity;

a second determining unit, configured to determine a target brightness value corresponding to the velocity change rate;

And an adjusting unit, configured to adjust a brightness of the screen to the target brightness value.
The user terminal according to claim 8, wherein the user terminal further comprises:

a target area determining unit, configured to determine, after the second determining unit determines the target brightness value corresponding to the velocity change rate, and the adjusting unit adjusts the brightness of the screen to the target brightness value, determining the adjusted brightness a target area, the target area is centered on a midpoint between the first touch point and the second touch point, and a distance between the first touch point and the second touch point is The area of the diameter;

The adjusting unit is specifically configured to adjust a brightness of the target area of the screen to the target brightness value.
The user terminal according to claim 8, wherein the user terminal further comprises:

a dual area determining unit, configured to determine, after the second determining unit determines the target brightness value corresponding to the velocity change rate, and before the adjusting unit adjusts the brightness of the screen to the target brightness value a first area of the preset area centered on the first touch point, and a second area defining a preset area centered on the second touch point, the first area and the second area having no intersection;

The adjusting unit is specifically configured to adjust brightness of the first area of the screen and brightness of the second area to the target brightness value, respectively.
The user terminal according to claim 8, wherein the obtaining unit is further configured to: after the second determining unit determines a target brightness value corresponding to the velocity change rate, and the adjusting unit uses the screen Obtaining a focus point of the user's eyeball on the screen before adjusting the brightness to the target brightness value;

The user terminal further includes:

a focus area determining unit, configured to determine a focus area of the preset area on the screen centered on the focus point;

The adjusting unit is specifically configured to adjust a brightness of the focus area of the screen to the target brightness value.
The user terminal according to claim 11, wherein the adjusting unit is further configured to adjust a brightness of a remaining area of the display area of the screen other than the focus area to a first brightness value, The first brightness value is lower than the target brightness value.
The user terminal according to any one of claims 8 to 12, wherein the second determining unit comprises:

Determining a subunit for determining a target strength change rate range to which the rate of change of the velocity belongs;

The query subunit is configured to query the target brightness value corresponding to the target velocity change rate range according to the correspondence between the pre-stored velocity change rate range and the brightness, to obtain the target brightness value corresponding to the velocity change rate.
The user terminal according to any one of claims 8 to 12, wherein the acquiring unit is further configured to acquire a time difference of sequentially touching the screen, and acquire input fingerprint string information;

The determining unit is further configured to determine whether the time difference is less than a preset time, and determine whether the fingerprint string information matches the preset fingerprint string information;

The manner in which the acquiring unit acquires the first touch force of the first touch point on the screen and the second touch force of the second touch point is specifically:

If the determining unit determines that the time difference is less than the preset time and the fingerprint string information matches the preset fingerprint string information, the first touch force of the first touch point on the screen and the second touch force of the second touch point are acquired.
A user terminal, comprising: a processor and a memory, wherein the memory stores a set of program codes, and the processor is configured to invoke program code stored in the memory for performing the following steps:

Obtaining a first touch velocity of the first touch point on the screen and a second touch velocity of the second touch point;

Determining whether the first touch force and the second touch strength match;

If not, determining a rate of change of the second touch force relative to the first touch force;

Determining a target brightness value corresponding to the velocity change rate;

Adjusting the brightness of the screen to the target brightness value.
The user terminal according to claim 15, wherein the processing is performed after the target brightness value corresponding to the velocity change rate is determined, and before the brightness of the screen is adjusted to the target brightness value The program is further configured to invoke program code stored in the memory for performing the following steps:

Determining a target area for adjusting brightness, the target area being the first touch point and the second a midpoint between the touched points is a center of the circle, and a distance between the first touched point and the second touched point is a region of a diameter;

The adjusting the brightness of the screen to the target brightness value comprises:

Adjusting the brightness of the target area of the screen to the target brightness value.
The user terminal according to claim 15, wherein the processing is performed after the target brightness value corresponding to the velocity change rate is determined, and before the brightness of the screen is adjusted to the target brightness value The program is further configured to invoke program code stored in the memory for performing the following steps:

Determining a first area of the preset area centered on the first touch point, and determining a second area of the preset area centered on the second touch point, the first area and the second area No intersection;

The adjusting the brightness of the screen to the target brightness value comprises:

The brightness of the first area of the screen and the brightness of the second area are respectively adjusted to the target brightness value.
The user terminal according to claim 15, wherein the processing is performed after the target brightness value corresponding to the velocity change rate is determined, and before the brightness of the screen is adjusted to the target brightness value The program is further configured to invoke program code stored in the memory for performing the following steps:

Obtaining a focus point of the user's eyeball on the screen;

Determining a focus area of the preset area on the screen centered on the focus point;

The adjusting the brightness of the screen to the target brightness value comprises:

Adjusting the brightness of the focus area of the screen to the target brightness value.
The user terminal according to claim 18, wherein said processor is further configured to call said memory stored in said memory after said brightness of said focus area of said screen is adjusted to said target brightness value Program code to perform the following steps:

Adjusting a brightness of a remaining area other than the focus area in a display area of the screen to a first brightness value, the first brightness value being lower than the target brightness value.
The user terminal according to any one of claims 15 to 19, wherein the determining the target brightness value corresponding to the velocity change rate comprises:

Determining a range of target strength change rates to which the rate of change of force belongs;

The target brightness value corresponding to the target strength change rate range is queried according to the correspondence between the pre-stored velocity change rate range and the brightness, to obtain the target brightness value corresponding to the strength change rate.
The user terminal according to any one of claims 15 to 19, wherein the processor before acquiring the first touch force of the first touch point on the screen and the second touch force of the second touch point Also used to call the program code stored in the memory for performing the following steps:

Obtaining the time difference between successively touching the screen, and obtaining the input fingerprint string information;

Determining whether the time difference is less than a preset time, and determining whether the fingerprint string information matches the preset fingerprint string information;

If the time difference is less than the preset time and the fingerprint string information matches the preset fingerprint string information, the step of acquiring the first touch force of the first touch point on the screen and the second touch force of the second touch point is performed.