WO2013182002A1

WO2013182002A1 - Display

Info

Publication number: WO2013182002A1
Application number: PCT/CN2013/076380
Authority: WO
Inventors: 许芳; 尚可
Original assignee: 联想(北京)有限公司
Priority date: 2012-06-04
Filing date: 2013-05-29
Publication date: 2013-12-12
Also published as: CN103455208A

Abstract

A display, which is applied to an electronic device. The display comprises a first module (10) used for receiving and importing light rays required by the display, and feeding back touch information to the electronic device; and a second module (20) connected to the first module (10) and used for receiving the light rays which are imported through the first module (10), and reflecting a content to be displayed by the display. The thickness and weight of the display can be reduced.

Description

Display

[0001] This application claims priority to Chinese Patent Application Serial No. 2012. Technical field

The present invention relates to the field of display technologies, and more particularly to a display. Background technique

[0003] In existing electronic devices, displays are generally provided, and with the development of touch screen technology, existing displays are integrated with touch functions.

[0004] The reflective display in the display integrates a touch function, and reflects the output content of the electronic device by reflecting light, so that the user can still see the content displayed by the display when the ambient light is strong, so Widely used in different electronic devices, especially in reading devices such as e-books.

[0005] A conventional reflective display usually consists of a reflective module, a touch module, a light guiding module, and the like. The touch module is a capacitive touch module, which is formed by depositing a conductive layer on the surface of a transparent substrate. The light guiding module is disposed on the surface of the touch module, and is composed of a light guiding substrate and a light source. When the external light is weak, the light emitted by the light source can be introduced.

[0006] As can be seen from the above description, the existing reflective display includes different modules having a certain weight and thickness, and with the increasing portability of electronic devices, especially mobile electronic devices, how to reduce the display The weight and thickness have become a technical problem that is urgently solved by those skilled in the art. Summary of the invention

In view of the above, the present invention provides a display for solving the technical problems of the existing display having a large weight and thickness.

[0008] In order to achieve the above object, the present invention provides the following technical solutions:

[0009] A display is applied to an electronic device, the display comprising:

[0010] a first module, configured to receive and import light required by the display, and feed back touch information to the electronic device;

[0011] The second module is connected to the first module, and is configured to receive the light guided by the first module, and reflect the content to be displayed by the display.

[0012] In an embodiment, the first module includes a light guiding unit and a touch unit,

[0013] The second module is connected to the first surface of the light guiding unit.

[0014] In an embodiment, the touch unit is an infrared array, and is disposed on the four sides of the light guiding unit.

[0015] In one embodiment, the light guiding unit includes a light guiding substrate and a light source;

[0016] the illumination source is disposed on a side of the light guide substrate, and is configured to provide a light source light required by the display when the external light is weak;

[0017] the infrared array is disposed on four sides of the light guiding substrate;

[0018] The second module is connected to the first surface of the light guiding substrate.

[0019] In one embodiment, the light guiding unit includes a light guiding substrate, a light source, and an optical film.

[0020] the optical film is disposed on the first surface of the light guiding substrate for collecting and redistributing light of the light source;

[0021] the illumination source is disposed on a side of the light guide substrate, and is configured to provide a light source light required by the display when the external light is weak; The infrared array is disposed on four sides of the light guiding substrate;

[0022] The second module is connected to the optical film.

[0023] In one embodiment, the optical film is formed by vapor-depositing a multilayer optical film onto the light guiding substrate.

[0024] In one embodiment, the light guiding substrate material is a transparent, hard glass.

[0025] In one embodiment, the infrared array includes an infrared emitting tube and an infrared receiving tube, and the infrared emitting tube and the infrared receiving tube are disposed on four sides of the light guiding unit correspondingly horizontally and vertically.

In one embodiment, the first module includes a light guiding substrate and a conductive metal layer formed on the light guiding substrate.

[0027] In one embodiment, the first module receives and directs ambient light.

[0028] According to the above technical solution, compared with the prior art, the present invention provides a display, which is applied to an electronic device, the display includes a first module and a second module, and the first module can receive and import into the display. The light source ray is required to feed back the touch information to the electronic device, and the second module is connected to the first module for receiving the light source light introduced by the first module and reflecting the content to be displayed on the display. The embodiment of the invention realizes the light guiding, touch and reflection functions of the display through two modules, and does not need to set a plurality of modules, thereby reducing the thickness and weight of the display. BRIEF DESCRIPTION OF THE DRAWINGS [0029] In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings to be used in the embodiments or the prior art description will be briefly described below, obviously, The drawings in the following description are merely embodiments of the present invention, and those skilled in the art can obtain other drawings based on the drawings provided without any creative work. 1 is a schematic structural view of a display according to Embodiment 1 of the present invention;

2 is a schematic structural view of a display according to Embodiment 2 of the present invention;

3 is a schematic structural view of another display according to Embodiment 2 of the present invention; and FIG. 4 is a schematic structural view of a display according to Embodiment 3 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, and not all of the embodiments. example. All other embodiments obtained by a person of ordinary skill in the art based on the embodiments of the present invention without creative efforts are within the scope of the present invention.

[0035] The embodiment of the invention discloses a display, which is applied to an electronic device. The display comprises a first module and a second module, and the first module can receive and import light required by the display, and feed back touch information to the electronic device. And a second module, connected to the first module, for receiving light introduced by the first module, and reflecting content to be displayed by the display. In the embodiment of the invention, the light guiding, touching and reflecting functions of the display are realized by two modules, and there is no need to provide a plurality of modules, thereby reducing the thickness and weight of the display.

Referring to FIG. 1, there is shown a schematic structural view of a display according to Embodiment 1 of the present invention. The display can be applied to an electronic device, and the display can include:

[0037] The first module 10 is configured to receive and import light source light required by the display, and feed back touch information to the electronic device.

The second module 20 is connected to the first module 10 for receiving light of the light source guided by the first module, and reflecting content to be displayed by the display.

[0039] In an embodiment of the invention, the display may include a reflective display with a touch function. When the external light is strong, external light can pass through the first module, to The second module is reached. The second module may be a reflection module for reflecting the external light. The light is reflected and enters the human eye, so that the human eye can see what the display shows.

[0040] In another implementation, the first module may further include a light source, such as a light emitting diode, the light source being located at a side of the first module. When the outside light is weak, the light source is turned on. The first module can introduce the light source light emitted by the light source to the second module; the second module can reflect the light source light from the light source. After the light is reflected, it enters the person's eyes, so that the human eye can display what is displayed.

[0041] The first module may further receive a touch operation of the user and feed back touch information.

[0042] In an exemplary implementation, the first module may be a capacitive touch screen. For example, the first module may be formed by directly depositing a conductive metal layer on the light guiding substrate. The light guide substrate can be made of a transparent material having a certain hardness to protect the display. In this implementation, it is not necessary to separately set the light guiding module and the touch module.

[0043] Of course, the first module may also be specifically in other forms, which will be described in detail in the following embodiments.

[0044] The display device of the embodiment only includes the first module and the second module, that is, the display light guiding, reflecting and touch functions are realized, and it is not necessary to separately set a plurality of modules, thereby reducing the thickness and weight of the display.

2 is a schematic structural view of a display according to Embodiment 2 of the present invention, and FIG. 3 is another schematic structural view of a display according to Embodiment 2 of the present invention. The display should be used in an electronic device. Figure 2 is a side view of the display, and Figure 3 is a top plan view of the display. The display can include:

And [0046] a first module, configured to receive and import light source light required by the display, and feed back touch information to the electronic device.

[0047] The second module 20 is connected to the first module, and is configured to receive light rays of the light source introduced by the first module, and reflect content to be displayed by the display. [0048] The first module may include a light guiding unit 101 and a touch unit 102. The light guiding unit includes opposing first and second surfaces, and four sides. The second module 20 is connected to the first surface of the light guiding unit 101, and the second surface of the light guiding unit 101 is for receiving the operation of the user.

[0049] The light guiding unit 101 is configured to introduce a light source light for the second module when the external light is weak.

[0050] The touch unit 102 may be an infrared array, and is composed of an infrared emitting tube 112 and an infrared receiving tube 122. The infrared array may be disposed on four sides of the light guiding unit 101. In an embodiment, the infrared emitting tube 112 and the infrared receiving tube 122 may be disposed on the four sides of the light guiding unit corresponding to the horizontal and vertical intersections to form an infrared array, that is, the infrared emitting tube and the infrared receiving tube are respectively disposed in opposite directions. On the side, the number of infrared transmitting tubes and infrared receiving tubes on each of the opposite sides is equal. Referring to Figure 3, one possible arrangement is shown. Of course, the touch unit 102 can be implemented in other manners or in other configurations, and the invention is not limited in this respect.

[0051] The infrared array and the light guiding unit form an infrared touch screen. When the user touches the second surface of the light guiding unit, the operating body blocks the two infrared rays passing through the position, so that the position of the touch point can be determined.

[0052] In an exemplary embodiment, the light guiding unit 101 may include a light guiding substrate 111 and a light emitting source 121. The second module 20 is connected to the first surface of the light guiding substrate 111, and the second surface of the light guiding substrate 111 is operated by a user. That is, the first surface of the light guiding unit is the first surface of the light guiding substrate, and the second surface of the single light unit is the second surface of the light guiding substrate.

[0053] The light source 121 may be disposed on one side of the light guiding substrate for emitting light when the external light is weak to provide the light source light required by the display. Of course, the light source 121 can be disposed at other locations, and the present invention is not limited in this regard.

[0054] The light guiding substrate material may be a transparent glass having hardness, such as a protective glass. Thereby it can play a protective role.

[0055] In this embodiment, the display employs an infrared array, so that it is not necessary to provide a separate touch module. The infrared array is disposed on the side of the light guiding unit, so that the overall thickness of the display can be reduced. In addition, the light guiding substrate can directly use a transparent substrate with a certain hardness and protection, and there is no need to provide a separate protection module, thereby reducing the thickness of the display and reducing the weight of the display.

Referring to FIG. 4, a schematic structural view of a display according to Embodiment 3 of the present invention is shown. The display is used in an electronic device. The display module may include a first module and a second module 20, wherein the first module may include a light guiding unit 101 and a touch unit 102, and the touch unit 102 is specifically an infrared array. For the connection function and structure of each part in this embodiment, refer to the above embodiment 2, which differs from the embodiment 2 in that:

[0057] The light guiding unit 101 may include a light guiding substrate 111, a light emitting source 121, and an optical film 131.

[0058] The optical film 131 may be disposed on the first surface of the light guiding substrate 111 for collecting and redistributing light of the light source.

[0059] The illumination source 121 may be disposed on a side of the light guide substrate 111 for providing light of a desired source of the display when the external light is weak.

[0060] The infrared array is disposed on four sides of the light guiding substrate 111.

[0061] The second module 20 is connected to the optical film 131.

[0062] In this embodiment, the light source light passes through the light guide substrate 111 and then passes through the optical film.

131. Converging and redistributing the light of the light source, so that the light is hooked back to the second module 20.

[0063] In an exemplary embodiment, the optical film may be formed by vapor-depositing a multilayer optical film onto the light guiding substrate.

[0064] In another embodiment, the optical film may also be replaced by a diffuser.

[0065] In the embodiment of the present invention, since the display adopts an infrared array, it is not necessary to provide a separate The touch module; the infrared array is disposed on the side of the light guiding unit, thereby reducing the overall thickness of the display. In addition, the light-guiding substrate can directly use a transparent substrate with a certain hardness and protection, without the need to provide a separate protection module, thereby reducing the thickness of the display and reducing the weight of the display.

[0066] The various embodiments in the present specification are described in a progressive manner, and each embodiment focuses on differences from other embodiments, and the same similar parts between the various embodiments may be referred to each other.

[0067] The above description of the disclosed embodiments enables those skilled in the art to make or use the invention. Various modifications to these embodiments are obvious to those skilled in the art, and the general principles defined herein may be implemented in other embodiments without departing from the spirit or scope of the invention. Therefore, the present invention is not intended to be limited to the embodiments shown herein, but is to be accorded to the broadest scope of the principles and novel features disclosed herein.

Claims

Rights request

1. A display, used in electronic equipment, the display includes:

The first module is used to receive and introduce the light required by the display, and feedback touch information to the electronic device; and

The second module is connected to the first module and is used to receive the light introduced through the first module and reflect the content to be displayed by the display.

2. The display according to claim 1, wherein:

The first module includes a light guide unit and a touch unit; and

The second module is connected to the first surface of the light guide unit.

3. The display according to claim 2, wherein the touch unit is an infrared array and is arranged on four sides of the light guide unit.

4. The display according to claim 3, wherein:

The light guide unit includes a light guide substrate and a light source;

The light source is arranged on one side of the light guide substrate and is used to provide the light source light required by the display when the external light is weak;

The infrared array is arranged on four sides of the light guide substrate; and

The second module is connected to the first surface of the light guide substrate.

5. The display according to claim 3, wherein:

The light guide unit includes a light guide substrate, a light source and an optical film,

The optical film is disposed on the first surface of the light guide substrate for converging and redistributing light from the light source; The light source is arranged on one side of the light guide substrate and is used to provide the light source light required by the display when the external light is weak;

The infrared array is arranged on four sides of the light guide substrate; and

The second module is connected to the optical film.

6. The display according to claim 5, the optical film is formed by evaporating a multi-layer optical film onto the light guide substrate.

7. The display according to claim 4 or 5, wherein the light guide substrate material is transparent and hard glass.

8. The display according to claim 3, wherein the infrared array includes an infrared emitting tube and an infrared receiving tube, and the infrared emitting tube and the infrared receiving tube are arranged on four sides of the light guide unit in a horizontal and vertical manner. .

9. The display of claim 2, wherein the first module includes a light guide substrate and a conductive metal layer formed on the light guide substrate.

10. The display according to claim 1, wherein the first module receives and introduces external light.