CN106023801A - Display device - Google Patents
Display device Download PDFInfo
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- CN106023801A CN106023801A CN201610378140.1A CN201610378140A CN106023801A CN 106023801 A CN106023801 A CN 106023801A CN 201610378140 A CN201610378140 A CN 201610378140A CN 106023801 A CN106023801 A CN 106023801A
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- China
- Prior art keywords
- guide plate
- light guide
- light
- display device
- framework
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
-
- 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
-
- G—PHYSICS
- G02—OPTICS
- G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
- G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
- G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour
- G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on liquid crystals, e.g. single liquid crystal display cells
- G02F1/1323—Arrangements for providing a switchable viewing angle
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- G—PHYSICS
- G02—OPTICS
- G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
- G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
- G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour
- G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on liquid crystals, e.g. single liquid crystal display cells
- G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
- G02F1/1333—Constructional arrangements; Manufacturing methods
- G02F1/1335—Structural association of cells with optical devices, e.g. polarisers or reflectors
- G02F1/1336—Illuminating devices
-
- G—PHYSICS
- G02—OPTICS
- G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
- G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
- G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour
- G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on liquid crystals, e.g. single liquid crystal display cells
- G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
- G02F1/1333—Constructional arrangements; Manufacturing methods
- G02F1/1335—Structural association of cells with optical devices, e.g. polarisers or reflectors
- G02F1/1336—Illuminating devices
- G02F1/133626—Illuminating devices providing two modes of illumination, e.g. day-night
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- Physics & Mathematics (AREA)
- Nonlinear Science (AREA)
- General Physics & Mathematics (AREA)
- Chemical & Material Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- Optics & Photonics (AREA)
- Engineering & Computer Science (AREA)
- Theoretical Computer Science (AREA)
- Mathematical Physics (AREA)
- Planar Illumination Modules (AREA)
Abstract
The invention relates to the field of display technology and discloses a display device. The display device comprises a backlight source and a display panel, as well as a back panel and a front frame by which the backlight source and the display panel are assembled, wherein in a direction from the back panel to the front frame, the backlight source sequentially comprises a first light guide plate, a first light source, a light distribution film, a second light guide plate and a second light source, and further comprises a first frame body and a second frame body; the first light source is arranged on one side of an incidence side face of the first light guide plate; by virtue of the light distribution film, light, which is emitted from the first light guide plate, is converted into light in narrow-angle light distribution; the second light source is arranged on one side of an incidence side face of the second light guide plate; the first frame body is arranged in a mode of surrounding the periphery of the first light guide plate and is matched with the back panel so that the first light guide plate and the first light source are fixed; the second frame body is arranged in a mode of surrounding the periphery of the second light guide plate and is fixedly arranged between the first frame body and the front frame; the second light guide plate is fixedly arranged on the second frame body; and the second light source is fixedly arranged on the second light guide plate and the second frame body. The display device can switch between wide and narrow view angles in accordance with user's demands.
Description
Technical field
The present invention relates to Display Technique field, particularly to a kind of display device.
Background technology
Along with the progress of science and technology, portable display device has had become as the necessary of people's life, and people are sitting
Car, wait for bus or other free time, all can carry out reading, learn or entering by mobile phone or panel computer
Row communication for information, but due to the existence of people around, on the mobile phone of user or panel computer, the content of display can
Can be spied on by the person of closing on, consequently, it is possible to cause information leakage to be gone out, and then cause the privacy of user by him
People is known, makes troubles to user.
The method solving this first problem in the market is typically to paste peep-proof sheet on the display apparatus to reduce
The visual angle of display, and then avoid the person of closing on to spy on the information in display device.But, due to peep-proof sheet
Peep-proof effect is irreversible, after display device once sticks peep-proof sheet, when personal user needs to show with this
Device with other people together sharing video frequency and data time, narrow visual angle display effect now can give again user's body test strip
It is inconvenient to come；Therefore, the display device that can carry out width view angle switch function has become current electronics market
The product needed badly.
Summary of the invention
The invention provides a kind of display device, be used for solving display device of the prior art cannot according to
The problem that family demand carries out width view angle switch.
For reaching above-mentioned purpose, the present invention provides techniques below scheme:
A kind of display device, including backlight and the display floater being positioned at backlight exiting surface side, Yi Jiyong
In described backlight and described display floater being fixed the backboard of assembling and front frame；Wherein, from described backboard to
On the direction of described front frame, described backlight includes successively:
First light guide plate and be positioned at first light source of light incident sides side of described first light guide plate；
Can have narrow angle join the luminous intensity distribution film of photodistributed light by being converted into by the light of the first light guide plate outgoing；
Second light guide plate and be positioned at the secondary light source of light incident sides side of described second light guide plate；
Described backlight also includes:
Arrange around described first light guide plate, for coordinating with described backboard with by described first light guide plate and the
The first framework that one light source is fixed；
Arrange around described second light guide plate and be fixed on second between described first framework and described front frame
Framework；Described second light guide plate is fixedly installed in described second framework, and described secondary light source is fixedly installed in institute
State the second light guide plate and described second framework.
In above-mentioned display device, backlight include the first light guide plate and the first light source and the second light guide plate and
Secondary light source two overlaps and is additionally provided with luminous intensity distribution film between backing structure, and above-mentioned first light guide plate and the second light guide plate,
Therefore, when only opening the first set backing structure being positioned at lower floor, in this backing structure, the first light source sends
Light by after the first light guide plate by directive luminous intensity distribution film, due to the luminous intensity distribution effect of luminous intensity distribution film, final directive shows
The shooting angle of the light of panel can diminish, thus now, display device can realize narrow visual angle and show；And work as
After unlatching is positioned at second set backing structure (the second light guide plate and secondary light source) on upper strata, this backing structure can
Thinking that display floater provides the backlight of wide-angle, the most now, display device can realize the wide viewing angle of routine
Display；In sum, above-mentioned display device can carry out width view angle switch according to user's request.It addition,
This display device utilizes a set of backboard and front frame to carry out solid to above-mentioned two set backing structures and display floater unification
Fixed assemble, so that its simple in construction, stable；Further, this display device can also pass through prior art
Single light guide plate back light display device directly carry out repacking realize, facilitate the improvement of existing product.
Preferably, described second framework is annular frame structure；Described second framework includes: respectively with described
The circumferential body portion that first framework and described front frame offset；Described circumferential body portion is towards the one side of annular inboard
The protruding annular mounting plate formed, the edge of described second light guide plate is fixed on described annular mounting plate,
Described secondary light source is fixed in described second light guide plate and described circumferential body portion.
Preferably, the edge of described second light guide plate is pasted on described annular mounting plate towards described first leaded light
On one side surface of plate；Described secondary light source includes circuit board and the light emitting diode being installed on circuit board,
Described circuit board be pasted on the edge of the described second light guide plate side surface towards described first light guide plate and
Described circumferential body portion is towards on a side surface of described first light guide plate；Described light emitting diode is positioned at described
Circuit board deviates from the side of described first light guide plate and is positioned at the light incident sides of described second light guide plate and described
Between circumferential body portion.
Preferably, circumferential body portion and the annular mounting plate of described second framework defines jointly with described front frame
Circular groove structure, the edge of described display floater is limited in described annular groove.
Preferably, described first framework is the frame that the side of light incident sides of corresponding described second light guide plate is open
Shape structure；Described backboard includes the back plate parallel with described first light guide plate and surrounds described first light guide plate
The side plate of surrounding；Wherein, described side plate sets corresponding to the side plate body of the light incident sides of described second light guide plate
Have towards the flanging extended between described first light guide plate and described second light guide plate；The electricity of described secondary light source
Road plate is pasted with heat-conducting pad, described heat-conducting pad and described flanging phase towards the side of described first light guide plate
Support.
Preferably, described front frame include the exiting surface edge of described display floater is carried out spacing front bezel and
Surround the side frame of described display floater surrounding；Described side frame is fixed with the side plate of described backboard.
Preferably, in described second framework, circumferential body portion deviates from a side surface and the institute of described first framework
The front bezel stating front frame offsets, the side frame phase of the surface towards annular outboard, the circumferential body portion and described front frame
Support.
Preferably, described display device also includes the light between described first light guide plate and described luminous intensity distribution film
Learning film material, described optical film material and described luminous intensity distribution film are pasted on described first light guide plate successively.
Preferably, described display device also includes the reflection between described first light guide plate and described backboard
Sheet.
Preferably, described first light source and described secondary light source are arranged at the same side of described display device.
Accompanying drawing explanation
The tangent plane structural representation of a kind of display device that Fig. 1 provides for the embodiment of the present invention；
The tangent plane structural representation of a kind of display device that Fig. 2 provides for another embodiment of the present invention.
Detailed description of the invention
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clearly
Chu, be fully described by, it is clear that described embodiment be only a part of embodiment of the present invention rather than
Whole embodiments.Based on the embodiment in the present invention, those of ordinary skill in the art are not making creation
The every other embodiment obtained under property work premise, broadly falls into the scope of protection of the invention.
Refer to Fig. 1 and Fig. 2.
As depicted in figs. 1 and 2, a kind of display device that the embodiment of the present invention provides, including backlight and position
In the display floater 1 of backlight exiting surface side, and for by backlight and the fixing assembling of display floater 1
The backboard 2 got up and front frame 3；Wherein, from backboard 2 to the direction of front frame 3, backlight includes successively:
First light guide plate 41 and be positioned at first light source 51 of light incident sides side of the first light guide plate 41；
Luminous intensity distribution film 6, this luminous intensity distribution film 6 can make to be converted into from the light of the first light guide plate 41 outgoing to be had narrow angle and joins
Photodistributed light, concrete such as peep-proof film；
Second light guide plate 42 and be positioned at the secondary light source 52 of light incident sides side of the second light guide plate 42；
This backlight also includes:
The first framework 71 arranged around the periphery of the first light guide plate 41, this first framework 71 and backboard 2
Coordinate spacing to the first light guide plate 41 and the first light source 51 and fix；
The second framework 72 arranged around the second light guide plate 42 periphery, this second framework 72 is fixed on the first frame
Between body 71 and front frame 3；Second light guide plate 42 is fixedly installed in the second framework 72, secondary light source 52
It is fixedly installed in the second light guide plate 42 and the second framework 72.
In above-mentioned display device, backlight includes that the first light guide plate 41 and the first light source 51 and second are led
Tabula rasa 42 and secondary light source 52 liang set backing structure, and above-mentioned first light guide plate 41 and the second light guide plate 42
Between be additionally provided with luminous intensity distribution film 6, therefore, when only opening a set of backing structure being positioned at lower floor, this backlight is tied
The light that in structure, the first light source 51 sends will pass sequentially through the first light guide plate 41, luminous intensity distribution film 6 and the second light guide plate
And finally directive display floater 1, the effect that period distributes due to the narrow angle light of luminous intensity distribution film 6, final directive shows
Show that the shooting angle of the light of panel 1 will diminish, thus now, display device can realize narrow visual angle and show；
And after opening a set of backing structure being positioned at upper strata, the light that the secondary light source 52 in this backing structure sends
By display floater 1 will be emitted directly toward after the second light guide plate 42, and then can be that display floater 1 provides big angle
The backlight of degree, the most now, display device can realize the wide viewing angle of routine and show；In sum, above-mentioned
Display device can carry out width view angle switch according to user's request.It addition, this display device utilizes a set of back of the body
Plate 2 and front frame 3 are fixed assembling to above-mentioned two set backing structures and display floater 1 unification, so that
Its simple in construction, stable；Further, this display device can also be by the backlight of single light guide plate of prior art
Source display device directly carries out repacking and realizes, and facilitates the improvement of existing product.
As it is shown in figure 1, in a kind of specific embodiment, the second framework 72 is annular frame structure；And the
Two frameworks 72 include the circumferential body portion 721 offseted respectively, and this ring with the first framework 71 and front frame 3
Shape main part 721 is towards the protruding annular mounting plate 722 formed of one side of annular inboard；Second light guide plate
The edge of 42 is fixed on annular mounting plate 722, and secondary light source 52 is fixed on the second light guide plate 42 and annular
On main part 721.
Owing to the second light guide plate 42 and secondary light source 52 are all fixed in the second framework 72, therefore, right
When second light guide plate 42 and secondary light source 52 assemble, it is only necessary to the second framework 72 para-position is fixed,
Thus the assembling process of whole backlight part is very convenient；Further, led second by annular mounting plate 722
The edge of tabula rasa 42 is fixed, and the installation that can make the second light guide plate 42 is more reliable and more stable；In like manner, second
Light source 52 is simultaneously fixed in the second light guide plate 42 and circumferential body portion 721, it is possible to so that it is relatively more
Reliable and stable.
As it is shown in figure 1, on the basis of above-described embodiment, in a kind of specific embodiment, the second light guide plate
The edge of 42 is pasted on annular mounting plate 722 towards on a side surface of the first light guide plate 41；Further,
Secondary light source 52 includes circuit board 522 and the light emitting diode 521 being installed on circuit board 522, wherein,
Circuit board 522 be pasted on simultaneously the edge of the second light guide plate 42 towards the first light guide plate 41 a side surface with
And circumferential body portion 721 is towards on a side surface of the first light guide plate 41；Light emitting diode 521 is positioned at electricity
Road plate 522 deviates from the side of the first light guide plate 41 and is positioned at light incident sides and the annular of the second light guide plate 42
Between main part 721.
As it is shown in figure 1, on the basis of above-described embodiment, in a kind of specific embodiment, the second framework 72
Circumferential body portion 721 and annular mounting plate 722 jointly define circular groove structure with front frame 3, display
The edge of panel 1 is limited in this annular groove.
As it is shown in figure 1, on the basis of above-described embodiment, in a kind of specific embodiment, the first framework 71
For frame-shaped construction, and the side of the light incident sides of corresponding second light guide plate 42 of the first framework 71 does not has frame,
This side of i.e. first framework 71 is open；
Backboard 2 includes the back plate 21 parallel with the first light guide plate 41 and surrounds the first light guide plate 41 surrounding
Side plate 22；Wherein, side plate 22 is provided with corresponding to the side plate body of the light incident sides of the second light guide plate 42
The flanging 23 extended between first light guide plate 41 and the second light guide plate 42；The circuit board 522 of secondary light source 52
It is pasted with heat-conducting pad 8, this heat-conducting pad 8 and above-mentioned flanging 23 phase towards the side of the first light guide plate 41
Support.
The circuit board 522 of secondary light source 52 is offseted by the flanging 23 of heat-conducting pad 8 with backboard 2, a side
Face can make the heat of secondary light source 52 distribute in time, on the other hand can avoid secondary light source 52
Come off from the second light guide plate 42 and the second framework 72, can be so that secondary light source 52 be more reliable and more stable.
As depicted in figs. 1 and 2, on the basis of above-described embodiment, in a kind of specific embodiment, front frame
3 can include the exiting surface edge of display floater 1 carrying out spacing front bezel 31 and surrounding display floater 1
The side frame 32 of surrounding；Side frame 32 is fixed with the side plate 22 of backboard 2.
As depicted in figs. 1 and 2, in a kind of preferred embodiment, in the second framework 72, circumferential body portion
The front bezel 31 of 721 side surfaces and front frame 3 deviating from the first framework 71 offsets, circumferential body portion 721
Offset towards the surface of annular outboard and the side frame 32 of front frame 3.
The upper and lower surface in circumferential body portion 721 front bezel 31 and the first framework 71 with front frame 3 respectively offsets,
And the side frame 32 of its outer surface and front frame 3 offsets, therefore, the stability of the second framework 72 is preferable,
And it will not increase the border width of display device, the narrow frame design of display device can be met.
As in figure 2 it is shown, on the basis of any of the above-described embodiment, in a kind of specific embodiment, the present invention
Display device can also include the optical film material 9 between the first light guide plate 41 and luminous intensity distribution film 6, this light
Learn film material 9 and luminous intensity distribution film 6 can be pasted on the first light guide plate 41 successively.
As in figure 2 it is shown, further, the display device of the present invention can also include being positioned at the first light guide plate 41
And the reflector plate 10 between backboard 2.
As depicted in figs. 1 and 2, on the basis of any of the above-described embodiment, in a kind of preferred embodiment,
In the display device of the present invention, the first light source 51 and secondary light source 52 can be arranged at the same of this display device
Side, in order to the narrow frame design of display device.
Obviously, those skilled in the art can carry out various change and modification to the embodiment of the present invention and not take off
From the spirit and scope of the present invention.So, if these amendments of the present invention and modification belong to right of the present invention
Require and within the scope of equivalent technologies, then the present invention is also intended to comprise these change and modification.
Claims (10)
1. a display device, it is characterised in that include backlight and be positioned at backlight exiting surface side
Display floater, and for described backlight and described display floater are fixed the backboard of assembling and front frame；Its
In, from described backboard to the direction of described front frame, described backlight includes successively:
First light guide plate and be positioned at first light source of light incident sides side of described first light guide plate；
Can have narrow angle join the luminous intensity distribution film of photodistributed light by being converted into by the light of the first light guide plate outgoing；
Second light guide plate and be positioned at the secondary light source of light incident sides side of described second light guide plate；
Described backlight also includes:
Arrange around described first light guide plate, for coordinating with described backboard with by described first light guide plate and the
The first framework that one light source is fixed；
Arrange around described second light guide plate and be fixed on second between described first framework and described front frame
Framework；Described second light guide plate is fixedly installed in described second framework, and described secondary light source is fixedly installed in institute
State the second light guide plate and described second framework.
Display device the most according to claim 1, it is characterised in that described second framework is annular
Frame structure；Described second framework includes:
The circumferential body portion offseted with described first framework and described front frame respectively；
Described circumferential body portion towards the one side annular mounting plate that formed of projection of annular inboard, described second
The edge of light guide plate is fixed on described annular mounting plate, and described secondary light source is fixed on described second light guide plate
With in described circumferential body portion.
Display device the most according to claim 2, it is characterised in that
The edge of described second light guide plate is pasted on described annular mounting plate towards the one of described first light guide plate
On side surface；
Described secondary light source includes circuit board and the light emitting diode being installed on circuit board, and described circuit board glues
It is affixed on the edge of the described second light guide plate side surface towards described first light guide plate and described circumferential body
Portion is towards on a side surface of described first light guide plate；Described light emitting diode is positioned at described circuit board and deviates from institute
The side stating the first light guide plate and the light incident sides being positioned at described second light guide plate and described circumferential body portion it
Between.
Display device the most according to claim 3, it is characterised in that
Circumferential body portion and the annular mounting plate of described second framework define annular recessed with described front frame jointly
Groove structure, the edge of described display floater is limited in described annular groove.
Display device the most according to claim 3, it is characterised in that described first framework is corresponding
The frame-shaped construction that the side of the light incident sides of described second light guide plate is open；
Described backboard includes the back plate parallel with described first light guide plate and surrounds the four of described first light guide plate
The side plate in week；Wherein, described side plate is provided with corresponding to the side plate body of the light incident sides of described second light guide plate
Towards the flanging extended between described first light guide plate and described second light guide plate；
The circuit board of described secondary light source is pasted with heat-conducting pad towards the side of described first light guide plate, described
Heat-conducting pad offsets with described flanging.
Display device the most according to claim 5, it is characterised in that described front frame includes described
The exiting surface edge of display floater carries out spacing front bezel and surrounds the side frame of described display floater surrounding；
Described side frame is fixed with the side plate of described backboard.
Display device the most according to claim 6, it is characterised in that in described second framework, ring
The front bezel of a side surface and described front frame that shape main part deviates from described first framework offsets, circumferential body portion
Offset towards the surface of annular outboard and the side frame of described front frame.
8. according to the display device described in any one of claim 1～7, it is characterised in that also include being positioned at
Optical film material between described first light guide plate and described luminous intensity distribution film, described optical film material and described luminous intensity distribution film depend on
Secondary it is pasted on described first light guide plate.
9. according to the display device described in any one of claim 1～7, it is characterised in that also include being positioned at
Reflector plate between described first light guide plate and described backboard.
10. according to the display device described in any one of claim 1～7, it is characterised in that described first light
Source and described secondary light source are arranged at the same side of described display device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610378140.1A CN106023801B (en) | 2016-05-31 | 2016-05-31 | A kind of display device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610378140.1A CN106023801B (en) | 2016-05-31 | 2016-05-31 | A kind of display device |
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| CN106023801A true CN106023801A (en) | 2016-10-12 |
| CN106023801B CN106023801B (en) | 2019-02-12 |
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| CN201610378140.1A Active CN106023801B (en) | 2016-05-31 | 2016-05-31 | A kind of display device |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108897092A (en) * | 2018-09-03 | 2018-11-27 | 合肥京东方光电科技有限公司 | Light guide structure and preparation method thereof, light source assembly and display device |
| WO2021077328A1 (en) * | 2019-10-23 | 2021-04-29 | 瑞仪(广州)光电子器件有限公司 | Backlight module and display device |
| CN113050316A (en) * | 2021-03-03 | 2021-06-29 | 伟志光电（深圳）有限公司 | Double-view-angle vehicle-mounted backlight module |
| DE102021204507B3 (en) | 2021-05-05 | 2022-09-29 | Continental Automotive Technologies GmbH | Assembly for a backlight of a display and display with a backlight with such an assembly |
| WO2024060250A1 (en) * | 2022-09-23 | 2024-03-28 | 京东方科技集团股份有限公司 | Backlight module and display device |
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| CN1501142A (en) * | 2002-09-28 | 2004-06-02 | ���ǵ�����ʽ���� | Back lighting components , liquid crystal display device and manufacturing method therof |
| US20090067156A1 (en) * | 2004-01-17 | 2009-03-12 | Sharp Kabushiki Kaisha | Illumination system and display device |
| CN1940678B (en) * | 2005-09-30 | 2012-05-09 | 格特纳基金有限责任公司 | Light source device, display device, and terminal device |
| CN101251674A (en) * | 2007-02-19 | 2008-08-27 | 三菱电机株式会社 | Backlight device and transmission type display apparatus |
| CN103576359A (en) * | 2012-07-26 | 2014-02-12 | 扬升照明股份有限公司 | Composite light guide plate and display device |
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| CN108897092A (en) * | 2018-09-03 | 2018-11-27 | 合肥京东方光电科技有限公司 | Light guide structure and preparation method thereof, light source assembly and display device |
| CN108897092B (en) * | 2018-09-03 | 2020-06-02 | 合肥京东方光电科技有限公司 | Light guide structure, manufacturing method thereof, light source assembly and display device |
| WO2021077328A1 (en) * | 2019-10-23 | 2021-04-29 | 瑞仪(广州)光电子器件有限公司 | Backlight module and display device |
| US11320583B2 (en) | 2019-10-23 | 2022-05-03 | Radiant(Guangzhou) Opto-Electronics Co, Ltd | Backlight module and display device |
| CN113050316A (en) * | 2021-03-03 | 2021-06-29 | 伟志光电（深圳）有限公司 | Double-view-angle vehicle-mounted backlight module |
| CN113050316B (en) * | 2021-03-03 | 2022-06-10 | 伟志光电（深圳）有限公司 | Double-view-angle vehicle-mounted backlight module |
| DE102021204507B3 (en) | 2021-05-05 | 2022-09-29 | Continental Automotive Technologies GmbH | Assembly for a backlight of a display and display with a backlight with such an assembly |
| US11953716B2 (en) | 2021-05-05 | 2024-04-09 | Continental Automotive Gmbh | Spacer for an assembly of a backlight of a display |
| WO2024060250A1 (en) * | 2022-09-23 | 2024-03-28 | 京东方科技集团股份有限公司 | Backlight module and display device |
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