CN104599598A - Display device - Google Patents
Display device Download PDFInfo
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- CN104599598A CN104599598A CN201510046588.9A CN201510046588A CN104599598A CN 104599598 A CN104599598 A CN 104599598A CN 201510046588 A CN201510046588 A CN 201510046588A CN 104599598 A CN104599598 A CN 104599598A
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- Prior art keywords
- display device
- touch layer
- button
- glass
- perforate
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- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09F—DISPLAYING; ADVERTISING; SIGNS; LABELS OR NAME-PLATES; SEALS
- G09F9/00—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements
- G09F9/30—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements in which the desired character or characters are formed by combining individual elements
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
- G06F3/01—Input arrangements or combined input and output arrangements for interaction between user and computer
- G06F3/03—Arrangements for converting the position or the displacement of a member into a coded form
- G06F3/041—Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means
- G06F3/0412—Digitisers structurally integrated in a display
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- Engineering & Computer Science (AREA)
- Theoretical Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Human Computer Interaction (AREA)
- Devices For Indicating Variable Information By Combining Individual Elements (AREA)
- Push-Button Switches (AREA)
Abstract
The invention discloses a display device, which relates to the technical field of display, and aims to solve the problem of large power consumption of a display device. The display device comprises a backlight source and a touch layer located above a light-exiting surface of the backlight source, wherein a button is arranged on the touch layer; a first opening hole is formed in a shading rubber layer above the backlight source; a part of light emitted by a light source in the backlight source can be irradiated on the button through the first opening hole. The display device provided by the invention is used for reducing the power consumption of the display device.
Description
Technical field
The present invention relates to display technique field, particularly relate to a kind of display device.
Background technology
At present, most of display device is all provided with button, makes user by the corresponding steering order of key-press input, thus the operation to display device can be realized.In order to make user also can trigger key accurately in comparatively dark environment, in existing display device, being usually furnished with press key lamp, illuminating button by press key lamp, thus make user also can trigger key accurately in comparatively dark environment.
But press key lamp of the prior art is separate configurations, need, for it provides electric energy, to add the power consumption of display device.
Summary of the invention
The object of the present invention is to provide a kind of display device, for reducing the power consumption of display device.
To achieve these goals, the invention provides following technical scheme:
A kind of display device, comprising: backlight, the touch layer above the exiting surface being positioned at described backlight, and described touch layer is provided with button, and the shading glue film between described backlight and described touch layer; Described shading glue film is provided with the first perforate, and a part of light that the light source in described backlight sends is by being irradiated on described button after described first perforate.
Further, thin film transistor (TFT) TFT single-glass is provided with between described shading glue film and described touch layer; Described TFT single-glass is provided with light guiding film towards the face of described touch layer, and/or described touch layer is provided with light guiding film towards the face of described TFT single-glass.
Further, described display device also comprises black and white glue, and described black and white glue is located at described light guiding film towards on the face of described touch layer, or, be located at described light guiding film towards on the face of described TFT single-glass;
And described black and white glue is provided with second perforate corresponding with button.
Optionally, described button comprises left button and right button, described shading glue film be provided with respectively with described left button and two described first perforates one to one of described right button.
Further, described button comprises left button, middle key and right button; Be provided with TFT single-glass between described shading glue film and described touch layer, two faces that described TFT single-glass is relative with described touch layer be respectively equipped with a part of light that the light source be provided in described backlight sends by described first perforate back reflection to the reflectance coating on described middle key.
Further, be provided with the drive integrated circult IC of described display device between described TFT single-glass and described touch layer, described drive IC is relative with described middle key; Described drive IC is polishing specular surface towards the face of described touch layer, or described drive IC is provided with described reflectance coating towards the face of described touch layer.
Further, between described TFT single-glass and described touch layer, diffusion sheet is provided with.
Further, in the region that described TFT single-glass is corresponding with described first perforate on shading glue film, wiring density is less than pre-set density threshold value or without wiring.
Optionally, the glue frame in described backlight is provided with the guide-lighting groove a part of light that described light source sends can guided in described first perforate.
In display device provided by the invention, shading glue film is provided with the first perforate, a part of luminous energy that light source in backlight is sent is irradiated on the button of the touch layer of display device by the first perforate, that is, display device utilizes the light source in backlight to make key light emitting.So display device provided by the invention does not need separately for button arranges press key lamp, eliminate the electric energy that press key lamp consumes, thus decrease the power consumption of display device.
Accompanying drawing explanation
Accompanying drawing described herein is used to provide a further understanding of the present invention, forms a part of the present invention, and schematic description and description of the present invention, for explaining the present invention, does not form inappropriate limitation of the present invention.In the accompanying drawings:
The structural representation of a kind of display device that Fig. 1 provides for the embodiment of the present invention;
Fig. 2 is the sectional view one of display device in the embodiment of the present invention;
Fig. 3 is the sectional view two of display device in the embodiment of the present invention;
Fig. 4 is the sectional view three of display device in the embodiment of the present invention;
Fig. 5 is the sectional view four of display device in the embodiment of the present invention;
Fig. 6 is the sectional view five of display device in the embodiment of the present invention;
Fig. 7 is the sectional view six of display device in the embodiment of the present invention;
Fig. 8 is the sectional view seven of display device in the embodiment of the present invention;
The structural representation of the another kind of display device that Fig. 9 provides for the embodiment of the present invention;
Figure 10 is the sectional view of display device in Fig. 9.
Reference numeral:
10-display device, 11-backlight,
12-touch layer, 13-button,
14-shading glue film, 15-first perforate,
16-light source, 17-TFT single-glass,
18-light guiding film, 19-black and white glue,
20-second perforate, 21-reflectance coating,
22-drive IC, 23-glue frame,
The guide-lighting groove of 24-, 131-left button,
132-right button, key in 133-.
Embodiment
In order to further illustrate the display device that the embodiment of the present invention provides, be described in detail below in conjunction with Figure of description.
Refer to Fig. 1 and Fig. 2, the display device 10 that the embodiment of the present invention provides comprises backlight 11 and touch layer 12, touch layer 12 is positioned at above the exiting surface of backlight 11, touch layer 12 is provided with button 13, shading glue film 14 is provided with between backlight and touch layer, shading glue film 14 is provided with the first perforate 15, when the light source 16 in backlight 11 is luminous, a part of light that light source 16 sends is by the first perforate 15 on shading glue film 14, be irradiated to directly or indirectly on button by the light of the first perforate 15, backlight 11 is utilized to provide light source for button 13, make button 13 luminous, wherein, the light source 16 in backlight 11 can be lamp bar, also can be LED etc.
In the display device that the embodiment of the present invention provides, owing to being provided with the first perforate 15 on shading glue film 14, when the light source 16 in backlight 11 is luminous, a part of light that light source 16 sends is irradiated on button 13 by the first perforate 15, thus makes button 13 luminous.As can be seen here, in the display device 10 of the embodiment of the present invention, by backlight 11 for button 13 provides light source, so, do not need to arrange press key lamp for button 13 separately, eliminate the electric energy that press key lamp consumes, thus decrease the power consumption of display device 10.And, compare with the display device of the press key lamp of width with the certain thickness that has of separate configurations in prior art, the display device 10 that the embodiment of the present invention provides does not need separately for button arranges press key lamp, therefore, it is possible to reduce further the width of frame in the thickness of display device 10 and display device 10, realize the ultrathin of display device 10 and narrow frame.
What deserves to be explained is, the position of the first perforate 15 can be arranged according to the position of button 13 and number, such as, the first perforate 15 can be positioned at immediately below button 13, then can shine directly on the button 13 corresponding with the position of the first perforate 15 by the light after the first perforate 15; Again such as, the first perforate 15 also can be staggered certain distance with button 13, by arranging reflectance coating or other reflection configurations between the first perforate 15 and button 13, will be reflexed to by the light after the first perforate 15 on the button 13 that needs to be irradiated to.In the following embodiments, be described in detail to the position of the first perforate 15 and the relation of button 13.
Shading glue film 14 is respectively equipped with and button the first perforate 15 one to one, a part of light that light source 16 in backlight 11 sends is by the first perforate 15, can shine directly on button 13, such as: as depicted in figs. 1 and 2, the position that shading glue film 14 is corresponding with left button and right button arranges two the first perforates 15 respectively, a part of light that light source 16 in backlight 11 sends, is shone directly on left button and right button according to the direction of arrow as depicted in figs. 1 and 2 by the first perforate 15.
In addition, light guiding film 18 can also be utilized by the photoconduction by the first perforate on button 13; Wherein, being provided with thin film transistor (TFT) (Thin Film Transistor is called for short TFT) single-glass 18, TFT single-glass 17 between shading glue film 14 and touch layer 12 is also transparent configuration, does not therefore affect the transmission of light; Please refer to Fig. 3, light guiding film 18 can be set on the face of TFT single-glass 17 towards touch layer 12, thus utilize light guiding film 18 by by the direction of arrow guiding button 13 as shown in Figure 3 of the light edge after the first perforate 15, make button 13 luminous.Or, please refer to Fig. 4, light guiding film 18 can be set on the face of touch layer 12 towards TFT single-glass 17, thus utilize light guiding film 18 by by the direction of arrow guiding button 13 as shown in Figure 4 of the light edge after the first perforate 15, make button 13 luminous.Certainly, also can on the face of TFT single-glass 17 towards touch layer 12, and touch layer 12 arranges light guiding film 18 on the face of TFT single-glass 17 simultaneously, utilize light guiding film 18 by by the photoconduction after the first perforate 15 to button 13.
In order to improve the utilization factor of the light be irradiated on the button 13 of touch layer 12 further, please refer to Fig. 5, can arrange light guiding film 19 on the face of light guiding film 18 towards touch layer 12, the white portion of light guiding film 19 is towards light guiding film 18, and the black part of light guiding film 19 is towards touch layer 12; Or please refer to Fig. 6, the face of light guiding film 18 towards TFT single-glass 17 arranges light guiding film 19, the white portion of light guiding film 19 is towards touch layer 12, and the black part of light guiding film 19 is towards light guiding film 18.Because the black part of light guiding film 19 has interception, so need to arrange the second perforate 20 on the position that light guiding film 19 is corresponding with button 13, the light after by the first perforate 15 can be irradiated on button 13 according to the direction of arrow as shown in Figure 5 and Figure 6 by the second perforate 20.
In addition, between TFT single-glass 17 in display device 10 and touch layer 12, reflectance coating 21 is set, also button 13 can be made luminous, such as: touch layer 12 is provided with left button 131, right button 132 and middle key 133, drive integrated circult 22 (the Integrated circuit of display device 10 is also provided with between TFT single-glass 17 and touch layer 12, hereinafter referred to as drive IC), drive IC 22 is relative with the middle key 133 on touch layer 12, and on two faces that TFT single-glass 17 is relative with touch layer 12, be respectively equipped with a part of light that the light source 16 be provided in backlight 11 sends by the first perforate 15 back reflection to the reflectance coating 21 on middle key 133, concrete, please refer to Fig. 7, be arranged on touch layer 12 towards the reflectance coating 21 on the face of TFT single-glass 17 between left button 131 and middle key 133, and between right button 132 and middle key 133, in order to reduce the quantity of the reflectance coating 21 of setting, also only reflectance coating 21 can be set between left button 131 and middle key 133, or, only reflectance coating 21 is set between right button 132 and middle key 133.Reflectance coating 21 on the face of touch layer 12 towards TFT single-glass 17 can reflex to TFT single-glass 17 towards on the face of touch layer 12 by by the light after the first perforate 15 along the direction of arrow as shown in Figure 7 and Figure 8, reflex on middle key 133 to make the light after by the first perforate 15, reflectance coating 21 can be set in drive IC 22, utilize the reflectance coating 21 in drive IC 22 to reflex on middle key 133 by by the light after the first perforate 15; Or as shown in Figure 8, select the face towards touch layer 12 to be the drive IC 22 of polishing specular surface, utilize the polishing specular surface of drive IC 22 to reflex to by the light after the first perforate 15 on middle key 133.
It should be noted that the homogeneity in order to improve the light be irradiated on button 13, between TFT single-glass 17 and touch layer 12, being also provided with diffusion sheet; Wherein, diffusion sheet can be set on the face of TFT single-glass 17 towards touch layer 12, also diffusion sheet can be set on the face of touch layer 12 towards TFT single-glass 17.
TFT single-glass 17 in display device 10 is often laid with many for the drive IC 22 in display device 10, the parts such as TFT provide the wiring of signal, above-mentioned wiring can cause certain influence to the permeability of TFT single-glass 17, in a preferred embodiment of the invention, reduce the wiring density on TFT single-glass 17 region corresponding with the first perforate 15 on shading glue film 14, the wiring density on TFT single-glass 17 region corresponding with the first perforate 15 on shading glue film 14 is made to be less than pre-set density threshold value, or other positions are transferred in the wiring on the region corresponding with the first perforate 15 on shading glue film 14 by TFT single-glass 17, make in TFT single-glass 17 region corresponding with the first perforate 15 on shading glue film 14 without connecting up, therefore, can be irradiated on button 13 through TFT single-glass 17 to greatest extent by the light after the first perforate 15.
It is worth mentioning that, the light-sensitive emulsion (U ltravio l et Rays, hereinafter referred to as UV glue) for the protection of TFT single-glass is positioned at TFT single-glass towards on the face of touch layer, and UV glue is transparent configuration, the inside of light-transmissive UV glue.
In the above-described embodiments, the light source 16 in backlight 11 is comparatively near apart from the first perforate 15 and button 13, and a part of light in the light that light source 16 sends can directly by the first perforate 15, thus be radiated on button 13, in the present embodiment, light source 16 in backlight 11 apart from the first perforate 15 and button 13 far away, in this case, glue frame 23 in backlight 11 can arrange the guide-lighting groove 24 a part of light that light source 16 sends can guided in the first perforate 15, refer to Fig. 9 and Figure 10, guide-lighting groove 24 is offered in the position of playing button 13 correspondence in glue frame 23 from the position of light source 16, the inwall of light through having the glue frame 23 at certain angle of inclination that the light source 16 of backlight 11 sends reflects, be irradiated on the button 13 of touch layer 12 by the first perforate 15, or be irradiated on the button 13 of touch layer 12 by the gap between the edge of TFT single-glass 17 and glue frame 23, realize the object illuminating button 13.It is worth mentioning that, glue frame 23 pairs of light reflectance are up to 97%, and therefore, a part of light that light source 16 sends can reflex in the gap between the edge of the first perforate 15 or TFT single-glass 17 and glue frame 23 by glue frame 23 efficiently.
Display device 10 in the embodiment of the present invention can be: any product or parts with Presentation Function such as display panels, Electronic Paper, mobile phone, panel computer, televisor, display, notebook computer, digital album (digital photo frame), navigating instrument.
In the description of above-mentioned embodiment, specific features, structure, material or feature can combine in an appropriate manner in any one or more embodiment or example.
The above; be only the specific embodiment of the present invention, but protection scope of the present invention is not limited thereto, is anyly familiar with those skilled in the art in the technical scope that the present invention discloses; change can be expected easily or replace, all should be encompassed within protection scope of the present invention.Therefore, protection scope of the present invention should be as the criterion with the protection domain of described claim.
Claims (9)
1. a display device, comprising: backlight, the touch layer above the exiting surface being positioned at described backlight, and described touch layer is provided with button, and the shading glue film between described backlight and described touch layer; It is characterized in that, described shading glue film is provided with the first perforate, and a part of light that the light source in described backlight sends is by being irradiated on described button after described first perforate.
2. display device according to claim 1, is characterized in that, is provided with thin film transistor (TFT) TFT single-glass between described shading glue film and described touch layer; Described TFT single-glass is provided with light guiding film towards the face of described touch layer, and/or described touch layer is provided with light guiding film towards the face of described TFT single-glass.
3. display device according to claim 2, is characterized in that, described display device also comprises black and white glue, and described black and white glue is located at described light guiding film towards on the face of described touch layer, or, be located at described light guiding film towards on the face of described TFT single-glass;
And described black and white glue is provided with second perforate corresponding with button.
4. display device according to claim 1, is characterized in that, described button comprises left button and right button, described shading glue film be provided with respectively with described left button and two described first perforates one to one of described right button.
5. display device according to claim 1, is characterized in that, described button comprises left button, middle key and right button; Be provided with TFT single-glass between described shading glue film and described touch layer, two faces that described TFT single-glass is relative with described touch layer be respectively equipped with a part of light that the light source be provided in described backlight sends by described first perforate back reflection to the reflectance coating on described middle key.
6. display device according to claim 5, is characterized in that, is provided with the drive integrated circult IC of described display device between described TFT single-glass and described touch layer, and described drive IC is relative with described middle key; Described drive IC is polishing specular surface towards the face of described touch layer, or described drive IC is provided with described reflectance coating towards the face of described touch layer.
7. the display device according to claim 2 or 5, is characterized in that, between described TFT single-glass and described touch layer, be provided with diffusion sheet.
8. display device according to claim 1, is characterized in that, in the region that described TFT single-glass is corresponding with described first perforate on shading glue film, wiring density is less than pre-set density threshold value or without wiring.
9. display device according to claim 1, is characterized in that, the glue frame in described backlight is provided with the guide-lighting groove a part of light that described light source sends can guided in described first perforate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510046588.9A CN104599598B (en) | 2015-01-29 | 2015-01-29 | Display device |
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|---|---|---|---|
| CN201510046588.9A CN104599598B (en) | 2015-01-29 | 2015-01-29 | Display device |
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| CN104599598A true CN104599598A (en) | 2015-05-06 |
| CN104599598B CN104599598B (en) | 2017-05-03 |
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| CN108877508A (en) * | 2018-07-16 | 2018-11-23 | 京东方科技集团股份有限公司 | Display module and preparation method thereof |
| US10564343B2 (en) | 2017-01-10 | 2020-02-18 | Au Optronics (Xiamen) Corporation | Backlight module |
| WO2021068870A1 (en) * | 2019-10-09 | 2021-04-15 | 维沃移动通信有限公司 | Key structure, key control method, and electronic device |
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