TW201517011A - Electronic device, image adjusting system and method thereof - Google Patents

Abstract

The invention provides an electronic device, which includes a display, a processing unit, a horizontal detecting unit, and an angle velocity detecting unit. The horizontal detecting unit is used to detect an angle between the electronic device and a horizontal surface. The angle velocity detecting unit is used to detect an angle velocity of the electronic device with respect to the horizontal surface. The processing unit includes a first detecting module to determine if the electronic device according to the angle provided by the horizontal detecting unit, a second detecting module to obtain the angle velocity of the electronic device when the electronic device is determined to be horizontal, a calculation module to calculate a rotating angle of the electronic according to the angle velocity, and an adjusting module to adjust an image displayed on the display.

Description

Electronic device, screen adjustment system, and screen adjustment method

The present invention relates to an electronic device and a screen adjustment system and a screen adjustment method applied to the electronic device.

At present, most portable electronic devices on the market, such as tablet computers, mobile phones, digital cameras, etc., all have a gravity sensor, and the gravity sensor can sense the gravity acceleration of the carrier. Through the gravity sensor, the electronic device can detect the direction and angle of the rotation of the display screen, and automatically switch the screen between the horizontal screen display and the vertical screen display according to the placement state of the electronic device, so that the user can view the picture.

However, when the display screen of the electronic device is placed at a level, that is, when the plane of the display screen is perpendicular to the direction of gravity, if the electronic device is placed on the desktop, the electronic device cannot be detected by the gravity acceleration sensed by the gravity sensor. Shows the direction and angle of rotation of the curtain. Therefore, in this case, no matter how the user rotates the display screen, automatic switching between the horizontal screen display and the vertical screen display cannot be realized, which brings a bad experience to the user.

In view of the above, it is necessary to provide an electronic device and a screen adjustment method and a screen adjustment system applied to the electronic device, and the screen can be rotated according to the direction and angle of the rotation of the display screen when the display level is placed. Automatic switching between horizontal and vertical display.

The present invention provides an electronic device including a display screen and a processing unit for displaying a picture. The electronic device further includes a level detecting unit and an angular velocity detecting unit, wherein the level detecting unit is configured to measure The angle between the plane of the electronic device and the horizontal plane, and the angular velocity detecting unit is configured to detect the angular velocity of the electronic device relative to the horizontal plane at a fixed interval T The processing unit includes: a first detecting module, configured to acquire an angle between a plane where the electronic detecting device is located and a horizontal plane; and a determining module configured to determine the electronic component according to the angle measured by the first detecting module Whether the device is at a level; the second detecting module is configured to obtain an angular velocity of the electronic device measured by the angular velocity detecting unit relative to the horizontal plane when determining that the electronic device is placed at the level a calculation module for measuring angular velocity according to the second detection module Calculating the rotation angle of the electronic device And a picture adjustment module for calculating the rotation angle Adjust the display screen to make it easier for the user to view the display.

The present invention also provides a screen adjustment system for use in an electronic device. The electronic device includes a display screen, a level detecting unit, an angular velocity detecting unit, and a processing unit for displaying a screen. The level detecting unit is configured to measure an angle between a plane where the electronic device is located and a horizontal plane, wherein the angular velocity detecting unit is configured to detect an angular velocity of the electronic device relative to a horizontal plane, and the processing unit is configured to run the screen adjusting system, wherein the The screen adjustment system includes: a first detecting module, configured to acquire an angle between a plane where the electronic detecting device is located and a horizontal plane; and a determining module configured to determine the electronic device according to the angle measured by the first detecting module Whether it is at a level; the second detecting module is configured to obtain an angular velocity of the electronic device measured by the angular velocity detecting unit relative to the horizontal plane when determining that the electronic device is placed at the level a calculation module for measuring angular velocity according to the second detection module Calculating the rotation angle of the electronic device ; picture adjustment module for the calculated rotation angle Adjust the display screen to make it easier for the user to view the display.

The invention also provides a screen adjustment method, which is applied to an electronic device, the display device, a level detecting unit and an angular velocity detecting unit, wherein the level detecting unit is configured to measure the plane and the horizontal plane of the electronic device. An angle detecting unit is configured to detect an angular velocity of the electronic device relative to a horizontal plane. The image adjusting method comprises: acquiring a level detecting unit to measure an angle between a plane where the electronic device is located and a horizontal plane; determining the electron according to the obtained angle Whether the device is at a level; controlling the angular velocity detecting unit to measure the angular velocity of the electronic device relative to the horizontal plane when determining that the electronic device is at the level; and calculating the rotation angle of the electronic device relative to the horizontal surface according to the measured angular velocity; The calculated rotation angle adjusts the screen displayed on the display screen. Compared with the prior art, the display screen adjustment method and system can rotate the screen according to the direction and angle of the rotation of the display screen when the display level is placed, thereby realizing the screen between the horizontal screen display and the vertical screen display. Automatic switching.

1 is a functional block diagram of an electronic device and a screen adjustment system according to a preferred embodiment of the present invention.

FIG. 2 and FIG. 3 are schematic diagrams showing the screen adjustment of the electronic device shown in FIG. 1.

4 is a flow chart of a preferred embodiment of the screen adjustment method of the present invention.

1 is a hardware structural diagram of an electronic device 10 to which a screen adjustment system 20 according to a preferred embodiment of the present invention is applied. The electronic device 10 includes a display screen 11, a level detecting unit 12, an angular velocity detecting unit 13, and a processing unit 14. The display screen 11 is used for playing and displaying a picture. The level detecting unit 12 is configured to measure an angle between a plane where the electronic device 10 is located and a horizontal plane. The angular velocity detecting unit 13 is configured to continuously detect the angular velocity of the electronic device 10 rotating relative to the horizontal plane at a fixed interval period T. The processing unit 14 is operative to run a picture adjustment system 20. The electronic device 10 can be, but is not limited to, a portable mobile device such as a tablet computer, a PDA, a mobile phone, or a digital camera.

The screen adjustment system 20 includes a first detection module 21, a determination module 22, a second detection module 23, a calculation module 24, and a screen adjustment module 25. The modules of the screen adjustment system 20 are programmable modules that are solidified in the processing unit 14 .

The first detecting module 21 is configured to acquire an angle between a plane where the electronic device 10 is measured and the horizontal plane measured by the level detecting unit 12.

The determining module 22 is configured to determine whether the electronic device 10 is at a level according to the angle between the plane of the electronic device 10 and the horizontal plane acquired by the first detecting module 21 . Specifically, when the angle between the plane of the display screen 11 and the horizontal plane is equal to or smaller than a specific angle value, for example, 5 degrees, it can be determined that the electronic device 10 is at a level. Wherein, the plane of the electronic device 10 refers to the plane of the surface of the display screen 11 of the electronic device 10, and when the angle between the surface of the display screen 11 of the electronic device 10 and the horizontal plane is equal to or smaller than a specific angle value, the determination is The module 22 determines that the electronic device 10 is at a level.

The second detecting module 23 is configured to obtain an angular velocity of the electronic device 10 measured by the angular velocity detecting unit 13 relative to the horizontal plane when determining that the electronic device 10 is at the level of placement. .

The calculation module 24 is configured to acquire an angular velocity according to the second detection module 23 Calculating the rotation angle of the electronic device 10 .

In the embodiment, the calculation module 24 obtains an angular velocity according to the second detection module 23 First, the rotation start time point t1 and the rotation stop time t2 of the electronic device 10 are separately determined. Specifically, when the computing module 24 determines that the second detecting module 23 acquires When it is changed from less than a predetermined value to be greater than the preset value, it can be determined that the electronic device 10 starts rotating and the rotation start time point t1 is recorded. On the contrary, when the calculation module 24 determines that the second detection module 23 acquires When it is changed from the preset angular velocity value to less than the preset value, it can be determined that the electronic device 10 stops rotating and the rotation stop time point t2 is recorded. The calculation module 24 then obtains the angular velocity according to the time points t1 and t2 and the second detection module 23 during the time period t1 to t2. And formula To calculate the rotation angle of the electronic device 10 relative to the horizontal plane .

The picture adjustment module 25 is configured to calculate a rotation angle according to the calculation To adjust the screen displayed on the display. Specifically, when the rotation angle reaches a preset angle value (for example, 45 degrees), the screen adjustment module 25 controls the screen displayed by the display screen 11 to rotate integrally with a corresponding angle and adjust in a direction opposite to the rotation direction of the electronic device. The size of the content in the display screen is adapted to the display screen 11. For details, refer to FIG. 2 and FIG. For example, FIG. 2 shows that the electronic device 10 is displaying a picture or image P for the user to browse. When the electronic device 10 rotates as shown in FIG. 3, when the calculation module 24 obtains a rotation angle of 45 degrees, the screen adjustment module 25 controls the screen displayed by the display screen 11 to be opposite to the rotation direction of the electronic device. The direction of the whole is rotated by 90 degrees and the size of the picture being displayed is adjusted so that the picture or image can refill the entire display screen 11 with the original aspect ratio, thereby enabling the electronic device 10 to ensure that the picture or image is not distorted. The picture is displayed on the display screen 11 in the largest size. Conversely, when the calculated rotation angle is less than 45 degrees, the picture adjustment module 25 does not perform its function.

4 is a flow chart of a preferred embodiment of a picture adjustment method according to the present invention. The screen adjustment method specifically includes the following steps:

Step S401: The first detecting module 21 acquires the angle between the plane where the electronic device 10 is located and the horizontal plane.

Step S402: The determining module 22 determines whether the electronic device 10 is levelly placed according to the angle between the plane of the electronic device 10 and the horizontal plane acquired by the first detecting module 21. When the angle between the plane of the display screen 11 and the horizontal plane is equal to or smaller than a specific angle value, for example, 5 degrees, it can be determined that the electronic device 10 is at a level. When it is determined that the electronic device 10 is at a level, step S403 is performed; if it is determined that the electronic device 10 is not at a level, the entire flow is ended.

Step S403: The second detecting module 23 acquires the angular velocity of the electronic device measured by the angular velocity detecting unit 13 relative to the horizontal plane. .

Step S404: The angular velocity obtained by the calculation module 24 according to the second detection module 23 Calculating the rotation angle of the electronic device 10 relative to the horizontal plane . Specifically, the computing module 24 first determines the rotation start time point t1 and the rotation stop time t2 of the electronic device 10, and then continuously acquires the time according to the time points t1 and t2 and the second detection module 23 during the time period t1 to t2. Angular velocity And formula To calculate the rotation angle of the electronic device 10 relative to the horizontal plane .

Step S405: the rotation angle of the screen adjustment module 25 according to the calculation To adjust the screen displayed on the display screen 11.

The above embodiments are only used to illustrate the technical solutions of the present invention, and the present invention is not limited thereto. The present invention will be described in detail with reference to the preferred embodiments, and those skilled in the art should understand that the technical solutions of the present invention may be modified or substituted. Without departing from the spirit and scope of the technical solutions of the present invention.

10‧‧‧Electronic devices

11‧‧‧ display screen

12‧‧‧Level detection unit

13‧‧‧Angle speed detection unit

14‧‧‧Processing unit

20‧‧‧ Picture Adjustment System

21‧‧‧First detection module

22‧‧‧Determining module

23‧‧‧Second detection module

24‧‧‧Computation Module

25‧‧‧ Picture Adjustment Module

no

10‧‧‧Electronic devices

11‧‧‧ display screen

12‧‧‧Level detection unit

13‧‧‧Angle speed detection unit

14‧‧‧Processing unit

20‧‧‧ Picture Adjustment System

21‧‧‧First detection module

22‧‧‧Determining module

23‧‧‧Second detection module

24‧‧‧Computation Module

25‧‧‧ Picture Adjustment Module

Claims (10)

An electronic device includes a display screen and a processing unit for displaying a picture. The improvement is that the electronic device further includes a level detecting unit and an angular speed detecting unit, wherein the level detecting unit is used for Measuring an angle between a plane where the electronic device is located and a horizontal plane, wherein the angular velocity detecting unit is configured to detect an angular velocity of the electronic device relative to the horizontal plane at a fixed interval T The processing unit includes:
The first detecting module is configured to obtain an angle between a plane where the electronic detecting device is located and a horizontal plane;
a determining module, configured to determine, according to an angle measured by the first detecting module, whether the electronic device is at a level;
a second detecting module, configured to obtain an angular velocity of the electronic device measured by the angular velocity detecting unit relative to the horizontal plane when determining that the electronic device is at a leveling position ;
a calculation module for measuring angular velocity according to the second detection module Calculating the rotation angle of the electronic device And a picture adjustment module for calculating the rotation angle Adjust the display screen to make it easier for the user to view the display. The electronic device of claim 1, wherein: when the rotation angle calculated by the calculation module reaches a preset value, the screen adjustment module controls the screen displayed by the display screen along the rotation direction of the electronic device. The opposite direction is rotated overall by a corresponding angle. The electronic device of claim 2, wherein: when the calculation module calculates that the rotation angle reaches a preset value, the screen adjustment module further adjusts a size of a part of the content in the display screen to adapt to the display screen. The electronic device of claim 1, wherein the computing module first determines the electronic device rotation start time point t1 and the rotation stop time t2, and then according to the time points t1, t2 and the second detection module. Angular velocity continuously acquired during time period t1 to t2 And formula To calculate the rotation angle of the electronic device relative to the horizontal plane . A screen adjustment system is applied to an electronic device. The electronic device includes a display screen, a level detecting unit, an angular velocity detecting unit and a processing unit. The display screen is used for displaying a picture, and the level detecting is performed. The unit is configured to measure an angle between a plane where the electronic device is located and a horizontal plane, and the angular velocity detecting unit is configured to detect an angular velocity of the electronic device relative to a horizontal plane. The processing unit is configured to run the screen adjustment system, and the improvement is that the screen is adjusted. The system includes:
The first detecting module is configured to obtain an angle between a plane where the electronic detecting device is located and a horizontal plane;
a determining module, configured to determine, according to an angle measured by the first detecting module, whether the electronic device is at a level;
a second detecting module, configured to obtain an angular velocity of the electronic device measured by the angular velocity detecting unit relative to the horizontal plane when determining that the electronic device is at a leveling position ;
a calculation module for measuring angular velocity according to the second detection module Calculating the rotation angle of the electronic device ;
Picture adjustment module for calculating the rotation angle Adjust the display screen to make it easier for the user to view the display. The screen adjustment system of claim 5, wherein: when the rotation angle calculated by the calculation module reaches a preset value, the screen adjustment module controls the screen displayed by the display screen to rotate along with the electronic device. The direction opposite directions is rotated by a corresponding angle as a whole. The screen adjustment system of claim 6, wherein: when the rotation angle calculated by the calculation module reaches a preset value, the screen adjustment module further adjusts a size of a part of the content in the display screen to adapt to the display. screen. The picture adjustment system of claim 5, wherein the computing module first determines the electronic device rotation start time point t1 and the rotation stop time t2, and then according to the time points t1, t2 and the second detection module. Angular velocity continuously acquired during time period t1 to t2 And formula To calculate the rotation angle of the electronic device relative to the horizontal plane . A screen adjustment method is applied to an electronic device, the display device, a level detecting unit and an angular velocity detecting unit, wherein the level detecting unit is configured to measure an angle between a plane where the electronic device is located and a horizontal plane, and the angular velocity The detecting unit is configured to detect an angular velocity of the electronic device relative to the horizontal plane, and the improvement is that the image adjusting method comprises:
Obtaining a level detecting unit to measure an angle between a plane where the electronic device is located and a horizontal plane;
Determining whether the electronic device is at a level according to the obtained angle;
Controlling the angular velocity detecting unit to measure the angular velocity of the electronic device relative to the horizontal plane when determining that the electronic device is at the level of placement;
Calculating a rotation angle of the electronic device relative to a horizontal plane according to the measured angular velocity;
The screen displayed on the display screen is adjusted according to the calculated rotation angle. The screen adjustment method according to claim 9, wherein: the step of “adjusting the screen displayed by the display screen according to the calculated rotation angle” is specifically “controlling the screen rotation displayed by the display screen when the rotation angle reaches a preset value” A corresponding angle".