CN108566458A - A kind of collapsible display device and its control method - Google Patents

Abstract

The invention discloses a kind of collapsible display device and its control methods, collapsible display device, further include control module and at least one set of transmitter and receiver including flexible display screen, each group of transmitter and receiver are symmetrically disposed on the same surface of flexible display screen；Receiver is connected with control module signal, for receiving light information and sending signal to control module；Control module is connected with flexible display screen signal, it is lighted for controlling flexible display screen when it includes the signal of infrared ray that whole receivers, which send light information not, when flexible display screen is unfolded, there was only external ambient light in the light information that receiver receives, receiver sends the signal that the light information does not include infrared ray to control module, control module controls the flexible display screen that signal is connected therewith according to the signal and lights, to wake up screen, without mechanical key operation, screen is can be realized as to automatically wake up, controllability is preferable, it is easy to operate, better user experience.

Description

Foldable display device and control method thereof

technical field

The present invention relates to the field of display technology, in particular to a foldable display device and a control method thereof.

Background technique

With the development of science and the advancement of technology, people's requirements and dependence on electronic devices (such as mobile phones and tablets) are increasing day by day. Mobile phones that are easy to carry are developing towards computers, but the core functions of computers cannot be realized because the screen is too small. Tablet PCs with a moderate screen size take up a lot of space due to the straight shape of about 10 inches and are inconvenient to carry. However, a large-size folding display device with a moderate screen size and easy to carry has emerged as the times require.

At present, the structure of a large-size folding display device is shown in Figure 1, which includes a flexible display screen 01 and two sets of earpieces 02 and distance sensors 03 arranged in the non-display area directly above the flexible display screen 01, each distance sensor 03 includes The transmitter and receiver located at the same position can adjust the closing and lighting of the display screen by sensing the change of light. As shown in Figure 1, the flexible display screen 01 is used as a tablet computer when it is unfolded, and the display area AA is fully displayed, as shown in the figure 2a and 2b, the two folded states, as shown in Figure 2a, when the flexible display 01 is bent inward, it takes up less space and is easy to carry; 01 is close to the cheek, the infrared rays emitted by the transmitter are reflected by the cheek, and the receiver controls the flexible display 01 to automatically turn off after receiving the infrared rays.

However, the awakening of the existing large-size folding display device in the unfolded state requires the use of mechanical key operations to realize the opening of the flexible display screen 01, and the automatic closing of the flexible display screen 01 cannot be realized at the same time when it is used as a mobile phone for calls. The display function makes operation inconvenient and affects user experience. Therefore, it is particularly important to design a foldable display device that can automatically wake up the screen.

Contents of the invention

The present invention provides a foldable display device and a control method thereof. The foldable display device is capable of automatically waking up a screen, and the user experience is better. The control method of the foldable display device is simple, quick and easy to implement.

To achieve the above object, the present invention provides the following technical solutions:

A foldable display device, including a flexible display, also includes a control module and at least one set of transmitters and receivers, each set of transmitters and receivers is symmetrically arranged on the same surface of the flexible display; the receiver Connected with the control module for receiving light information and sending signals to the control module; the control module is connected with the flexible display for controlling the flexible display when all the receivers send the light information excluding infrared signals screen lights up.

In the above-mentioned folding display device, since each group of emitters and receivers is symmetrically arranged on the same surface of the flexible display, and the infrared rays emitted by the emitters propagate along a straight line, when the flexible display is unfolded or folded at a small angle, the receiving The light information received by the receiver only includes external ambient light and does not include infrared rays. The receiver sends a signal that the light information does not include infrared rays to the control module. The control module controls the flexible display connected to the signal to light up according to the signal. Compared with the existing method for waking up the screen in the background art, the waking up of the screen can realize automatic waking up of the screen without using mechanical key operation, which has better controllability, convenient operation and better user experience.

Preferably, when the flexible display is an inwardly curved screen, it includes a set of transmitters and receivers, the transmitters and receivers are symmetrically arranged on the front of the flexible display and are located in the non-display area, and the control module is When the light information sent by the receiver does not include infrared signals, the control module controls the flexible display to light up, and the control module controls the flexible display to turn off when the light information sent by the receiver includes infrared signals.

Preferably, when the flexible display screen is an outer curved screen, it includes a set of emitters and receivers, the emitters and receivers are symmetrically arranged on the back of the flexible display screen, and the light sent by the control module at the receiver When the information does not include infrared signals, control the flexible display to light up, and the control module controls the flexible display to display half-screen when the light information sent by the receiver includes infrared signals, and the half-screen where the receiver is located is in the display state, The half screen where the emitter is located is off.

Preferably, when the flexible display screen is curved inwardly and outwardly, it includes two groups of transmitters and receivers, the first group of transmitters and receivers are symmetrically arranged on the front of the flexible display screen and located in the non-display area, The second group of transmitters and receivers is symmetrically arranged on the back of the flexible display, where:

The control module controls the flexible display to light up when both the first receiver and the second receiver send a signal that the light information does not include infrared rays;

The control module controls the flexible display to turn off when the light information sent by the first receiver includes an infrared signal;

When the light information sent by the second receiver includes an infrared signal, the control module controls the flexible display to display on a half-screen, the half-screen where the second receiver is located is in the display state, and the half-screen where the second transmitter is located is off.

In addition, the present invention also provides a method for controlling a foldable display device according to any one of the above technical solutions, including:

The receiver receives light information and sends a signal to the control module;

The control module controls the flexible display to light up according to the light information excluding infrared signals.

Preferably, before the receiver receives light information and sends a signal to the control module, it further includes: a transmitter emitting infrared rays with a fixed frequency.

Preferably, when the flexible display screen is an inwardly curved screen, it further includes: a control module controlling the flexible display screen to turn off when the light information sent by the receiver includes an infrared signal.

Preferably, when the flexible display screen is an outwardly curved screen, it further includes: a control module controls the flexible display screen to display on a half screen when the light information sent by the receiver includes an infrared signal, and the half screen where the receiver is located In the display state, the half-screen where the emitter is located is in the off state.

Preferably, when the flexible display screen is curved inwardly and outwardly, the control module controls the flexible display screen to light up according to the signal that the light information does not include infrared rays, specifically comprising: the control module connects the first receiver and When the second receivers all send the light information does not include the infrared signal, control the flexible display screen to light up.

Preferably, when the flexible display screen is curved inwardly and outwardly, it further includes: a control module controlling the flexible display screen to turn off when the light information sent by the first receiver includes an infrared signal;

When the light information sent by the second receiver includes an infrared signal, the control module controls the flexible display to display on a half-screen, the half-screen where the second receiver is located is in the display state, and the half-screen where the second transmitter is located is off.

Description of drawings

FIG. 1 is a schematic structural diagram of a foldable display device provided by the background technology of the present invention;

Fig. 2a is a diagram of an inward-bent folding state of a folding display device provided by the background technology of the present invention;

Fig. 2b is a diagram of an outwardly bent and folded state of a foldable display device provided by the background technology of the present invention;

FIG. 3 is a schematic structural diagram of a foldable display device provided by the present invention;

Fig. 4 is a diagram of an inward-bending folding state of a folding display device whose flexible display screen is an inward-curving screen provided by the present invention;

FIG. 5 is a diagram of an outwardly bent and folded display device with a flexible display screen that is an outwardly curved screen provided by the present invention;

Fig. 6 is a structural schematic diagram of a foldable display device provided by the present invention with a flexible display screen that is curved inwardly and outwardly;

FIG. 7 is a schematic workflow diagram of a control method for a foldable display device provided by the present invention.

Detailed ways

The following will clearly and completely describe the technical solutions in the embodiments of the present invention with reference to the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only some, not all, embodiments of the present invention. Based on the embodiments of the present invention, all other embodiments obtained by persons of ordinary skill in the art without making creative efforts belong to the protection scope of the present invention.

As shown in Figure 3, a foldable display device includes a flexible display 100, a control module and at least one set of transmitters 200 and receivers 300, each set of transmitters 200 and receivers 300 are symmetrically arranged on the flexible display The same surface of the screen 100; the receiver 300 is connected to the control module for receiving light information and sending a signal to the control module; the control module is connected to the flexible display 100 for signal connection, and is used to send light information on all receivers 300 excluding When the infrared signal is used, the flexible display screen 100 is controlled to light up.

In the above-mentioned foldable display device, since each group of emitters 200 and receivers 300 are symmetrically arranged on the same surface of the flexible display 100, and the infrared rays emitted by the emitters 200 propagate along a straight line, when the flexible display 100 is unfolded or folded, When the angle is small, the light information received by the receiver 300 only includes external ambient light and does not include infrared rays. The receiver 300 sends a signal that the light information does not include infrared rays to the control module, and the control module controls the signal connected to it according to the signal. The flexible display screen 100 is lit to wake up the screen. Compared with the existing screen wake-up method in the background technology, the screen can be automatically woken up without using mechanical keys, and the controllability is better, the operation is convenient, and the user experience is better. .

In a preferred embodiment, as shown in FIG. 4 , when the flexible display 100 is an inwardly curved screen, it includes a set of transmitters 210 and receivers, and the transmitters 210 and receivers are symmetrically arranged on the front of the flexible display 100 . And located in the non-display area, the control module controls the flexible display 100 to light up when the light information sent by the receiver does not include infrared signals, and the control module controls the flexible display 100 to turn off when the light information sent by the receiver includes infrared signals .

In the above-mentioned foldable display device, the flexible display screen 100 is an inwardly curved screen, that is, when the foldable display device can only be folded inwardly, since the transmitter 210 and the receiver are symmetrically arranged on the front of the flexible display screen 100 and are located in the non-display In the area, when the flexible display 100 is unfolded, the receiver cannot receive infrared rays, and the light information sent by the receiver to the control module does not include infrared signals, and the control module controls the flexible display 100 to light up according to the signal. At this time, the foldable display The device is used as a tablet computer, and the flexible display screen 100 can be unfolded to wake up the screen, and the user experience is better; when the flexible display screen 100 is folded inwardly, the receiver can receive infrared rays, and the light information sent by the receiver to the control module includes infrared signals , the control module controls the flexible display screen 100 to close, and at this time the foldable display device is used as a mobile phone to make calls through the handset 400, which occupies less space, prevents misoperation, and provides better user experience.

In a preferred embodiment, as shown in FIG. 5 , when the flexible display screen 100 is an outer curved screen, it includes a set of transmitters and receivers 310, and the transmitters and receivers 310 are symmetrically arranged on the back of the flexible display screen 100. The control module controls the flexible display 100 to light up when the light information sent by the receiver 310 does not include an infrared signal, and the control module controls the flexible display 100 to display half the screen when the light information sent by the receiver 310 includes an infrared signal. The half screen where the 310 is located is in the display state, and the half screen where the transmitter is located is in the off state.

In the above-mentioned foldable display device, the flexible display screen 100 is an outwardly curved screen, that is, the foldable display device can only be folded outwardly. Since the transmitter and receiver 310 are symmetrically arranged on the back of the flexible display screen 100, the flexible display screen 100 can be unfolded. At this time, the receiver 310 cannot receive infrared rays, and the light information sent by the receiver 310 to the control module does not include infrared signals, and the control module controls the flexible display 100 to light up according to the signal. At this time, the foldable display device is used as a tablet computer. The flexible display screen 100 can be unfolded to wake up the screen, and the user experience is better; when the flexible display screen 100 is bent outward, the receiver 310 can receive infrared rays, and the light information sent by the receiver 310 to the control module includes infrared signals, and the control module controls The flexible display 100 is displayed on a half-screen, the half-screen where the receiver 310 is located is in the display state, and the half-screen where the transmitter is located is in the closed state. At this time, the foldable display device is used as a mobile phone to make calls through the handset 400, occupying a small space. Operations can be performed in the half screen where the receiver 310 is located, and at the same time, misoperations on the half screen where the transmitter is located can be avoided, and the user experience is better.

In a preferred implementation, as shown in FIG. 6 , when the flexible display screen 100 is curved inwardly and outwardly, it includes two sets of transmitters and receivers, and the first set of transmitters and receivers are symmetrically arranged on the flexible display screen 100 and located in the non-display area, the second transmitter and receiver are symmetrically arranged on the back of the flexible display 100, wherein:

The control module controls the flexible display screen 100 to light up when both the first receiver and the second receiver send light information excluding infrared signals;

The control module controls the flexible display screen 100 to turn off when the light information sent by the first receiver includes an infrared signal;

The control module controls the flexible display 100 to display half the screen when the light information sent by the second receiver includes infrared signals, the half screen where the second receiver is located is in the display state, and the half screen where the second transmitter is located is in the off state.

In the above-mentioned foldable display device, when the flexible display screen 100 is curved inwardly and outwardly, the foldable display device can be folded inwardly or outwardly. Since the first group of transmitters and receivers are symmetrically arranged on the flexible display The front of the screen 100 is located in the non-display area, and the second transmitter 230 and receiver are symmetrically arranged on the back of the flexible display 100. When the flexible display 100 is unfolded, neither the first receiver nor the second receiver 330 can receive Infrared rays, the light information sent by the first receiver and the second receiver 330 to the control module does not include infrared signals, and the control module controls the flexible display 100 to light up according to the signals, and the foldable display device is used as a tablet computer at this time , the flexible display screen 100 can be unfolded to wake up the screen, and the user experience is better; when the flexible display screen 100 is folded inwardly, the first receiver can receive infrared rays, and the light information sent by the first receiver to the control module includes infrared signals. The control module controls the flexible display screen 100 to close. At this time, the foldable display device can be used as a mobile phone to make a call through the handset 400, which occupies less space and can prevent misuse. The user experience is better; when the flexible display screen 100 is folded outward, The second receiver 330 can receive infrared rays, and the light information sent by the second receiver 330 to the control module includes infrared signals, and the control module controls the flexible display 100 to display on a half-screen, and the half-screen where the second receiver 330 is located is in a display state , the half-screen where the second transmitter 230 is located is in a closed state. At this time, the foldable display device can be used as a mobile phone through the handset 400 to make calls, occupying a small space, and can be operated in the half-screen where the second receiver 330 is located. And at the same time, misoperation on the half screen where the second transmitter 230 is located can be avoided, and the user experience is better.

In addition, as shown in FIG. 7 , the present invention also provides a method for controlling a folding display device according to any one of the above technical solutions, including:

Step S701, the receiver 300 receives light information and sends a signal to the control module;

In step S702, the control module controls the flexible display screen 100 to light up according to the light information excluding the infrared signal.

In the control method of the above-mentioned foldable display device, the control module obtains the signal of whether the light information includes infrared rays through step S701, and the control module judges that the flexible display screen 100 is in the unfolded state according to the received signal through step S702, and controls the flexible display screen 100 lights up and automatically wakes up the screen. The above control method has a simple logical structure, short reaction time, and is easy to implement.

In a preferred implementation manner, before the receiver 300 receives light information and sends a signal to the control module, it further includes: the transmitter 200 emits infrared rays with a fixed frequency.

In the control method of the above-mentioned foldable display device, the transmitter 200 emits infrared rays with a fixed frequency to ensure that the receiver 300 matched with the transmitter 200 can receive the infrared rays and ensure the reliability of the control method.

In a preferred implementation manner, when the flexible display screen 100 is an inwardly curved screen, it further includes: a control module controlling the flexible display screen 100 to turn off when the light information sent by the receiver includes an infrared signal.

In the control method of the above-mentioned foldable display device, when the flexible display screen 100 is an inwardly curved screen, the control module obtains the signal of whether the light information includes infrared rays through step S701, and the control module does not include infrared rays according to the received light information through step S702. The infrared signal judges that the flexible display screen 100 is in the unfolded state, and controls the flexible display screen 100 to light up to automatically wake up the screen. At this time, the foldable display device is used as a tablet computer, and the flexible display screen 100 can be unfolded to wake up the screen; The light information received includes infrared signals to judge that the flexible display screen 100 is folded inwardly, and controls the flexible display screen 100 to close. At this time, the foldable display device is used as a mobile phone and can make calls through the handset 400. The logic structure of the above control method is simple, and the response The time is short and easy to implement.

In a preferred embodiment, when the flexible display screen 100 is an outwardly curved screen, it also includes: a control module that controls the flexible display screen 100 to display half the screen when the light information sent by the receiver 320 includes an infrared signal, and the receiver 320 is located The half-screen is on, and the half-screen where the transmitter is located is off.

In the control method of the above-mentioned foldable display device, when the flexible display screen 100 is an outwardly curved screen, the control module obtains the signal of whether the light information includes infrared rays through step S701, and the control module does not include infrared rays according to the received light information through step S702. The infrared signal judges that the flexible display screen 100 is in the unfolded state, and controls the flexible display screen 100 to light up to automatically wake up the screen. At this time, the foldable display device is used as a tablet computer, and the flexible display screen 100 can be unfolded to wake up the screen; The received light information includes infrared signals to determine the outward bending of the flexible display 100, and control the flexible display 100 to display half the screen. The half screen where the receiver 300 is located is in the display state, and the half screen where the transmitter is located is in the closed state. When the foldable display device is used as a mobile phone, a call can be made through the handset 400. The above control method has a simple logic structure, short response time, and is easy to implement.

In a preferred embodiment, when the flexible display screen 100 is curved inwardly and outwardly, the control module controls the flexible display screen 100 to light up according to the light information not including the infrared signal, which specifically includes: the control module connects the first receiver and the When the second receivers 330 both send signals whose light information does not include infrared rays, they control the flexible display screen 100 to light up.

In the control method of the above-mentioned foldable display device, when the flexible display screen 100 is curved inwardly and outwardly, the control module obtains the signal of whether the light information includes infrared rays through step S701, and the control module according to the received first Both the receiver and the second receiver 330 send a signal that the light information does not include infrared rays to determine that the flexible display 100 is in the unfolded state, and control the flexible display 100 to light up to automatically wake up the screen. At this time, the foldable display device is used as a tablet computer. The flexible display screen 100 can be unfolded to wake up the screen.

On the basis of the control method of the above-mentioned foldable display device, specifically, when the flexible display screen 100 is curved inwardly and outwardly, the control module further includes: when the light information sent by the first receiver includes an infrared signal, control The flexible display 100 is turned off;

When the light information sent by the second receiver 330 includes an infrared signal, the control module controls the flexible display 100 to display half the screen, the half screen where the second receiver 330 is located is in the display state, and the half screen where the second transmitter 230 is located is closed state.

In the control method of the above-mentioned foldable display device, the control module judges that the flexible display screen 100 is folded inward according to the light information received from the first receiver, including infrared signals, and controls the flexible display screen 100 to close. The display device is used as a mobile phone to make a call through the handset 400; the control module judges that the flexible display 100 is folded outward according to the light information sent by the second receiver 330 including infrared signals, and controls the flexible display 100 to display on a half-screen, The half-screen where the receiver 300 is located is in the display state, the half-screen where the second receiver 330 is located is in the display state, and the half-screen where the second transmitter 230 is located is in the off state, the logic structure of the above control method is simple, the response time is short, and Easy to implement.

Apparently, those skilled in the art can make various changes and modifications to the embodiments of the present invention without departing from the spirit and scope of the present invention. Thus, if these modifications and variations of the present invention fall within the scope of the claims of the present invention and their equivalent technologies, the present invention also intends to include these modifications and variations.

Claims (10)

1. a kind of collapsible display device, including flexible display screen, which is characterized in that further include control module and at least one set Transmitter and receiver, transmitter and receiver described in each group are symmetrically disposed on the same surface of flexible display screen；It is described to connect It receives device with control module signal to be connected, for receiving light information and sending signal to control module；The control module with it is soft Property display screen signal be connected, for whole receivers send the light information not include infrared ray signal when control it is soft Property display screen is lighted.

2. collapsible display device according to claim 1, which is characterized in that when the flexible display screen is interior curved screen When, including one group of transmitter and receiver, the transmitter and receiver be symmetrically disposed on the front of flexible display screen and be located at In non-display area, control module control when the light information that receiver is sent does not include the signal of infrared ray is flexible aobvious Display screen is lighted, and flexible display screen is controlled when the light information that control module is sent in receiver includes the signal of infrared ray and is closed It closes.

3. collapsible display device according to claim 1, which is characterized in that when the flexible display screen is excurvation screen When, including one group of transmitter and receiver, the transmitter and receiver are symmetrically disposed on the back side of flexible display screen, control mould Block control flexible display screen when the light information that receiver is sent does not include the signal of infrared ray is lighted, and control module exists Control flexible display screen half screen is shown when the light information that receiver is sent includes the signal of infrared ray, the receiver institute Half screen be in dispaly state, the half screen where the transmitter is closed.

4. collapsible display device according to claim 1, which is characterized in that when the flexible display screen is interior curved excurvation When screen, including two groups of transmitters and receiver, first group of transmitter and receiver be symmetrically disposed on the front of flexible display screen and In non-display area, second group of transmitter and receiver are symmetrically disposed on the back side of flexible display screen, wherein：

Control module is when it includes the signal of infrared ray that the first receiver and second receiver, which send the light information not, control Flexible display screen processed is lighted；

When the light information that control module is sent in the first receiver includes the signal of infrared ray, control flexible display screen closes It closes；

Flexible display screen half is controlled when the light information that control module is sent in second receiver includes the signal of infrared ray Screen display, the half screen where the second receiver are in dispaly state, and the half screen where the second transmitter, which is in, closes State.

5. a kind of control method of collapsible display device according to any one of claims 1-4, which is characterized in that including：

Receiver receives light information and sends signal to control module；

The control module does not include the signal of infrared ray according to the light information, and control flexible display screen is lighted.

6. control method according to claim 5, which is characterized in that the receiver receives light information and to control mould Before block sends signal, further include：Transmitter emits the infrared ray of fixed frequency.

7. control method according to claim 6, which is characterized in that when the flexible display screen is interior curved screen, also wrap It includes：Flexible display screen is controlled when the light information that control module is sent in receiver includes the signal of infrared ray to close.

8. control method according to claim 6, which is characterized in that when the flexible display screen is excurvation screen, also wrap It includes：Half screen display of flexible display screen is controlled when the light information that control module is sent in receiver includes the signal of infrared ray Show, the half screen where the receiver is in dispaly state, and the half screen where the transmitter is closed.

9. control method according to claim 6, which is characterized in that when the flexible display screen is interior curved excurvation screen, The control module does not include the signal of infrared ray according to the light information, and control flexible display screen is lighted, specifically included：Control For molding block when it includes the signal of infrared ray that the first receiver and second receiver, which send the light information not, control is flexible Display screen is lighted.

10. control method according to claim 9, which is characterized in that when the flexible display screen is interior curved excurvation screen, Further include：When the light information that control module is sent in the first receiver includes the signal of infrared ray, Flexible Displays are controlled Screen is closed；

Flexible display screen half is controlled when the light information that control module is sent in second receiver includes the signal of infrared ray Screen display, the half screen where the second receiver are in dispaly state, and the half screen where the second transmitter, which is in, closes State.