WO2020098293A1

WO2020098293A1 - Display device

Info

Publication number: WO2020098293A1
Application number: PCT/CN2019/094577
Authority: WO
Inventors: 耿琦
Original assignee: 中兴通讯股份有限公司
Priority date: 2018-11-12
Filing date: 2019-07-03
Publication date: 2020-05-22
Also published as: CN209419663U

Abstract

Disclosed is a display device comprising a front panel and a rear panel arranged opposite each other, wherein the front panel is made of a transparent material, and the rear panel is provided with a light-transmitting region; a first display screen is arranged between the front panel and the rear panel, with the first display screen being provided with a hole opposite the light-transmitting region; and a rotating mechanism is arranged between the first display screen and the rear panel, with the rotating mechanism being provided with a second display screen and an image collection device which are located between the hole and the light-transmitting region, and the second display screen and the image collection device being respectively located on two opposite sides of the rotating mechanism. The rotating mechanism can drive the second display screen to cooperate with the first display screen so as to constitute a complete display screen, or enable an image acquisition component to cooperate with the hole to carry out front-facing photographing, so that freely switching between a display function and a camera function is realized; and compared with an existing camera with a lifting or periscope structure, the display device can improve the dustproof and waterproof performance and reliability of the whole structure, and does not influence usage habits of a user.

Description

Display device

This application claims the priority of the Chinese patent application CN201821859292.4 filed on November 12, 2018, entitled "A Display Device", the entire contents of which are incorporated herein by reference.

Technical field

The present application relates to a display device.

Background technique

In order to give users a good screen appearance experience and screen visual effect, terminal products on the market currently adopt various methods to reduce the proportion of front camera and other components in the frontal position area, such as the existing "bangs screen mobile phone" and "drop screen" At the same time, some mobile phone manufacturers have designed the front camera that pops up and down or periscope to achieve the purpose of maximizing the screen display area.

The existing front camera with pop-up lifting method or periscope lifting method needs to be designed with openings or slide rails on the external structural parts of the fuselage. The existence of these gaps reduces the ability of the mobile phone to prevent dust and water; at the same time, when activated When the front camera is working, driven by the mechanical transmission structure, the external shape of the mobile phone will change significantly, which will affect and change the user's normal usage habits; when the movable part of the fuselage is raised and exposed, such as the mobile phone is abnormal The external force of random direction, such as accidental drop, the external force is likely to cause damage to the movable area of the fuselage and the mechanical transmission structure, and the reliability of the whole machine will be reduced.

Application content

The purpose of the present application is to provide a display device to solve the problems of the existing camera with a lifting or periscope structure that the mobile phone has poor dustproof and waterproof performance, low reliability of the whole machine, and affects or changes the user's usage habits.

In order to achieve the above object, the technical solutions proposed in the present application are as follows: A display device includes: a transparent front panel; a rear panel opposite to the front panel, the rear panel is provided with a light-transmitting area; A first display screen between the front panel and the rear panel, the first display screen is provided with an opening opposite to the light-transmitting area; the first display screen is provided between the first display screen and the rear panel A rotation mechanism, the rotation mechanism having a second display screen and an image acquisition device located between the opening and the light-transmitting area, the second display screen and the image acquisition device respectively located on the rotation mechanism Opposite sides; wherein, the projection of the second display screen falling on the first display screen covers the opening.

According to the display device provided by the present application, under the rotation of the rotating mechanism, the second display screen can cooperate with the first display screen to form a complete display screen, or the image acquisition component cooperates with the opening to perform front-facing camera to realize the display The function and camera function can be switched freely to achieve the purpose of hiding the camera and enhancing the display area; there is no position gap to improve the dustproof and waterproof performance, and the whole machine has no convex parts, which improves the overall reliability of the structure and does not affect the user habit.

BRIEF DESCRIPTION

1 is a schematic structural diagram of a display device according to an embodiment of the present application when it is in a full-screen display state;

2 is a front view of the display device of the embodiment of the present application when it is in a full-screen display state;

3 is a rear view of the display device of the embodiment of the present application when it is in a full-screen display state;

4 is a schematic structural diagram of a display device according to an embodiment of the present application when it is in a front camera state;

5 is a schematic structural diagram of a display device according to an embodiment of the present application when it is in a front camera state;

6 is a schematic structural diagram of a display device according to an embodiment of the present application when it is in a front camera state;

7 is a specific electronic control flowchart of the display device according to an embodiment of the present application.

In the drawings, the list of parts represented by each reference number is as follows:

1. Front panel; 2. Rear panel; 3. First display screen; 4. Second display screen; 5. Image acquisition component; 6. Light transmitting area; 7. Opening hole; 8. Through hole; 9. Light transmitting Film; 10. Rotating body; 11. Motor; 12. Rotating shaft.

Implementation

The following describes the principles and features of the present application with reference to the drawings. The examples given are only used to explain the present application, not to limit the scope of the present application.

With reference to FIGS. 1-6, this embodiment provides a display device. The display device may be a terminal such as a mobile phone, a tablet computer, or a notebook computer. The display device includes: a front panel 1 and a rear panel 2 oppositely located on the front panel A first display screen 3, a second display screen 4, an image acquisition part 5, a rotation mechanism, etc. between 1 and the rear panel 2.

The front panel 1 of this embodiment is a transparent cover plate, such as a glass cover plate or a plate body made of other transparent materials. The transparent cover plates are distributed throughout the screen area on the front of the display device and play a role in protecting the internal display screen.

The rear panel 2 of this embodiment is a part of the rear case of the display device, which is opposite to the front panel 1, and the rear case is connected to the front panel 1, and the rear panel 2 is provided with a light transmitting area 6 to facilitate the above image The acquisition part 5 collects image information. Specifically, the light-transmitting area 6 of this embodiment is a light-transmitting area 6 formed by providing a through hole 8 in the rear case (or the rear panel 2), and installing a light-transmitting sheet 9 at the through hole 8, The light-transmitting sheet 9 may be a glass sheet or a lens with a certain degree of curvature and other existing structures. The light-transmitting sheet 9 is tightly fitted with the opening 7.

The first display screen 3 of this embodiment is located between the front panel 1 and the rear panel 2, and is connected to the front panel 1, and the first display screen 3 may be an existing CRT display screen, LCD display screen, PDP display One of the screen and the OLED display, this embodiment is preferably an OLED (Chinese name organic light emitting diode) display, which has the advantages of self-illumination, wide viewing angle, high contrast, low power consumption, and high response speed. The OLED display is composed of tens of thousands of OLED light-emitting units continuously arranged on the bottom plate of the display module, and there is a square or circular opening 7 in a certain area. There is no OLED light-emitting unit and bottom plate in this opening 7 area. It is a completely hollow structure.

The second display screen 4 of this embodiment is preferably of the same material as the first display screen 3 to avoid display differences. Therefore, the material and structural features of the second display screen 4 are not repeated here in this embodiment. In addition, the image acquisition part 5 described in this embodiment may specifically be a structure capable of acquiring images such as a camera.

The structure and connection relationship between the front panel 1, the rear panel 2, and the first display screen 3 are conventional practices in the prior art. The difference between this embodiment and the prior art is that this embodiment is based on the first display screen 3. An opening 7 opposite to the light-transmitting area 6 is provided, and a rotating mechanism is also provided between the first display screen 3 and the rear panel 2, the rotating mechanism has a second display between the opening 7 and the light-transmitting area 6 The screen 4 and the image acquisition device, the second display screen 4 and the image acquisition device are respectively located on opposite sides of the rotating mechanism; wherein, the projection of the second display screen 4 on the first display screen 3 covers the opening 7.

2 and FIG. 5, the rotating mechanism of this embodiment includes a rotating body 10 and a driving component; the rotating body 10 is located between the opening 7 and the light-emitting area, and the second display screen 4 and the image acquisition device are installed respectively On opposite sides of the rotating body 10, specifically, two opposite sides of the rotating body 10 of this embodiment are respectively provided with two card slots, and the second display screen 4 and the image acquisition device are respectively installed in the two card slots. The driving component of this embodiment is connected to the rotating body 10 for driving the rotating body 10 to rotate. The driving component is specifically a motor 11 that can be rotated forward and reverse, and the rotating shaft 12 of the motor 11 is connected to the bottom of the rotating body 10.

In addition to the above structure, the rotating mechanism of this embodiment has other structural forms, for example, the rotating mechanism only has a base, the second display screen 4 and the image acquisition device are connected back to back and are jointly installed on the base, and the bottom of the base is connected to the rotating shaft of the motor 11 12 phase connection. Of course, simple changes or combinations made by those skilled in the art based on the rotating mechanism of this embodiment can also be used as the rotating mechanism of this embodiment.

In the display device with the above structure, when the user operates the mobile phone normally, the rotating mechanism is in the initial position as shown in FIG. 2, that is, the second display screen 4 on the rotating mechanism is facing the opening 7 of the first display screen 3 on the front of the fuselage Viewed from the front of the fuselage, it is a complete display screen.

When the functions such as proactive photography, video recording, and video call are activated according to the user's operation, the internal controller of the mobile phone drives the bidirectional rotation motor 11 to drive the rotation mechanism to rotate forward 180 degrees, and the lens area of the camera module will be directly opposite Looking at the opening 7 of the OLED screen on the front of the fuselage, from the front of the fuselage, you can see the camera lens exposed in the area of the opening 7 of the display screen, and users can normally perform functions such as proactive photography, video recording, and video calling.

When the user stops using the proactive function, or switches from the proactive use state to the rear proactive use state, the internal controller of the mobile phone drives the bidirectional rotating motor 11 again, driving the rotating mechanism to rotate 180 degrees in the reverse direction, and the lens area of the camera module will It is facing the protective lens on the back of the fuselage, and at the same time, a small part of the OLED display screen is restored to the opening 7 facing the OLED screen on the front of the fuselage.

Because the external structural parts of the display device of the above structure are not provided with openings 7 or slide rails, there are no gaps, which can improve the dustproof and waterproof performance, and the whole machine has no convex parts, which improves the overall reliability of the structure and does not Will affect user habits. The specific electrical control process and control components of this embodiment will be given below.

Based on the above structure, the display device of this embodiment further includes a processor (not shown in the figure), the processor is respectively connected to the first display screen 3, the second display screen 4, the image acquisition part 5 and the rotation mechanism, the processor Control the rotation of the rotating mechanism. The processor of this embodiment includes a connected comparator and a controller, the comparator is connected to the second display screen 4 and / or the image acquisition part 5, and the controller is connected to the rotating mechanism.

Specifically, the processor in this embodiment is a baseband processor on an existing wireless terminal product. The baseband processor is connected to the first display screen 3 and the second display screen 4, and its main function is to transmit the display information to the first The display screen 3 and the second display screen 4 are used for imaging display, and can receive and display the imaging screen information of the camera module on the rotating mechanism and send instruction information to the controller.

The process for the processor to send instructions to the controller to drive the rotating mechanism to be rotated is briefly described as follows: the comparator can obtain the position of the second display screen 4 or the camera (or to which position it is rotated) by the level, The controller is driven to rotate according to user instructions and the position information acquired by the comparator.

Means such as the processor passing display information to the display screen for display and receiving imaging image information of the camera are common knowledge of those skilled in the art, so this embodiment does not describe it too much here.

As shown in FIG. 7, the electrical control process of the display device of this embodiment works as follows:

Step 101: When the baseband processor recognizes that the user operation is enabled or calls the front camera function;

Step 102: The baseband processor extinguishes the second display screen on the rotating mechanism;

Step 103: the baseband processor sends instruction information to the controller, and the controller controls the rotating mechanism to rotate 180 degrees in the forward direction;

Step 104: The baseband processor starts the camera on the rotating mechanism;

Step 105: Under the operation of the user, perform operations such as taking pictures, recording videos, and video calls with the front camera;

Step 106: As in step 105, the baseband processor recognizes that the user operation calls the rear camera function;

Step 107: the baseband processor closes the camera module on the rotating mechanism;

Step 108: the baseband processor sends instruction information to the controller, and the controller controls the rotating mechanism to rotate 180 degrees in reverse;

Step 109: the baseband processor starts the second display screen and the camera on the rotating mechanism;

Step 110: Under the user's operation, perform operations such as taking pictures, recording videos, and video calls with the rear camera; if the user calls the front camera again after that, return to step 101; if the user stops using the camera, go to step 115;

Step 111: As in step 105, the baseband processor recognizes that the user has turned off the front camera, and the rear camera function has not been invoked;

Step 112: the baseband processor turns off the camera on the rotating mechanism;

Step 113: the baseband processor sends instruction information to the controller, and the controller controls the rotating mechanism to rotate 180 degrees in reverse;

Step 114: The baseband processor starts the second display screen on the rotating mechanism;

Step 115: The process ends.

In the description of this application, it should be understood that the terms "upper", "lower", "left", "right", "inner", "outer", etc. indicate the orientation or positional relationship based on the drawings The orientation or positional relationship is only for the convenience of describing the application and simplifying the description, rather than indicating or implying that the device referred to must have a specific orientation, be constructed and operated in a specific orientation, and should not be construed as limiting the application.

In addition, the terms “first” and “second” are used for description purposes only, and cannot be understood as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Therefore, the features defined as "first" and "second" may explicitly or implicitly include one or more of the features. In the description of this application, the meaning of "plurality" is more than two, unless otherwise specifically limited.

In this application, unless otherwise clearly specified and limited, the terms "installation", "connected", "connection" and other terms should be understood in a broad sense, for example, it can be fixed connection, detachable connection, or integrated Wait. Those of ordinary skill in the art can understand the specific meanings of the above terms in this application according to specific situations.

Although the embodiments of the present application have been shown and described above, it can be understood that the above-mentioned embodiments are exemplary and cannot be construed as limitations to the present application. Those of ordinary skill in the art can The embodiments are changed, modified, replaced, and modified.

Claims

A display device, including:

Transparent front panel (1);

A rear panel (2) opposite to the front panel (1), the rear panel (2) is provided with a light-transmitting area (6);

A first display screen (3) provided between the front panel (1) and the rear panel (2), the first display screen (3) is provided with the light-transmitting area (6) opposite Opening (7);

A rotation mechanism provided between the first display screen (3) and the rear panel (2), the rotation mechanism having a position between the opening (7) and the light-transmitting area (6) A second display screen (4) and an image acquisition device, the second display screen (4) and the image acquisition device are respectively located on opposite sides of the rotating mechanism; wherein, the second display screen (4) falls The projection on the first display screen (3) covers the opening (7).
The display device according to claim 1, wherein the rotating mechanism includes a rotating body (10) and a driving member; the rotating body (10) is located between the opening (7) and the light-emitting area, so The second display screen (4) and the image acquisition device are respectively installed on opposite sides of the rotating body (10); the driving component is connected with the rotating body (10) and drives the rotating body (10) to rotate .
The display device according to claim 2, wherein the opposite sides of the rotating body (10) are provided with a clamping slot, and the second display screen (4) and the image acquisition device are respectively installed in two Describe the card slot.
The display device according to claim 2, wherein the driving member is a motor (11).
The display device according to claim 1, wherein the rear panel (2) is provided with a through hole (8), a light transmitting sheet (9) is installed in the through hole (8), and the light transmitting sheet ( 9) Form the light-transmitting area (6) domain.
The display device according to claim 5, wherein the light-transmitting sheet (9) is sealingly connected to the through hole (8).
The display device according to claim 1, further comprising a processor, the processor and the first display screen (3), the second display screen (4), and the image acquisition component (5 ) Is connected to the rotating mechanism.
The display device according to claim 7, wherein the processor includes a connected comparator and a controller, the comparator and the second display screen (4) and / or the image acquisition part (5 ) Is connected, the controller is connected to the rotating mechanism.
The display device according to any one of claims 1-8, wherein the material of the first display screen (3) and / or the second display screen (4) comprises organic light emitting diodes.
The display device according to any one of claims 1-8, wherein the first display screen (3) is connected to the front panel (1).