CN106023801B - A kind of display device - Google Patents
A kind of display device Download PDFInfo
- Publication number
- CN106023801B CN106023801B CN201610378140.1A CN201610378140A CN106023801B CN 106023801 B CN106023801 B CN 106023801B CN 201610378140 A CN201610378140 A CN 201610378140A CN 106023801 B CN106023801 B CN 106023801B
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- Prior art keywords
- guide plate
- light guide
- light
- framework
- plate
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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
-
- 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
-
- 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 present invention relates to field of display technology, disclose a kind of display device, which includes backlight and display panel, and backboard and front frame for assembling backlight and display panel；Direction from backboard to front frame, backlight successively include: the first light guide plate and the first light source positioned at the first light guide plate light incident sides side；The light being emitted by the first light guide plate can be converted into the light distribution film for the light for having narrow angle with light distribution；Second light guide plate and second light source positioned at the second light guide plate light incident sides side；Backlight further include: around the setting of the first light guide plate periphery, for cooperating the first framework the first light guide plate and first light source to be fixed with backboard；The second framework for being arranged around the second light guide plate periphery and being fixed between the first framework and front frame；Second light guide plate is fixedly installed in second framework, and second light source is fixedly installed in the second light guide plate and second framework.Above-mentioned display device can carry out width view angle switch according to user demand.
Description
Technical field
The present invention relates to field of display technology, in particular to a kind of display device.
Background technique
With the development of science and technology portable display device have become people life necessity, people by bus, wait vehicles
Or other free times, it all can be read, learnt or be carried out information interchange by mobile phone or tablet computer, but due to
The presence of people around, the content shown on the mobile phone or tablet computer of user may be pried through by the person of closing on to so as to lead
It writes breath to leak out, and then the privacy of user is caused to be known by other people, make troubles to user.
The method for solving this first problem currently on the market pastes peep-proof piece on the display apparatus usually to reduce display
Visual angle, and then the person of closing on is avoided to pry through the information in display device.But since the peep-proof effect of peep-proof piece is irreversible
, display device is after sticking peep-proof piece, when personal user needs with the display device with other people sharing video frequency and moneys together
When material, narrow viewing angle display effect at this time can make troubles again to user experience；Therefore, width view angle switch function can be carried out
Display device has become the product that current electronics market needs.
Summary of the invention
The present invention provides a kind of display devices, can not be according to user demand for solving display device in the prior art
The problem of carrying out width view angle switch.
In order to achieve the above objectives, the present invention the following technical schemes are provided:
A kind of display device, the display panel including backlight and positioned at backlight light-emitting surface side, and be used for institute
State the backboard and front frame of backlight and the fixed assembling of the display panel；Wherein, on from the backboard to the direction of the front frame,
The backlight successively includes:
First light guide plate and first light source positioned at the light incident sides side of first light guide plate；
The light being emitted by the first light guide plate can be converted into the light distribution film for the light for having narrow angle with light distribution；
Second light guide plate and second light source positioned at the light incident sides side of second light guide plate；
The backlight further include:
Around first light guide plate setting, for cooperating with the backboard with by first light guide plate and first light source
The first framework being fixed；
The second framework for being arranged around second light guide plate and being fixed between first framework and the front frame；
Second light guide plate is fixedly installed in the second framework, and the second light source is fixedly installed in second light guide plate and institute
State second framework.
In above-mentioned display device, backlight includes the first light guide plate and first light source and the second light guide plate and the second light
Two sets of source backing structure, and it is additionally provided with light distribution film between above-mentioned first light guide plate and the second light guide plate, therefore, it is located at when only opening
When the first set backing structure of lower layer, the light that first light source issues in the backing structure is by matching directive after the first light guide plate
Light film matches light action due to light distribution film, and the shooting angle of the light of final directive display panel can become smaller, thus at this point, display
Device may be implemented narrow viewing angle and show；And when unlatching is located at second set of backing structure (the second light guide plate and second light source) on upper layer
Afterwards, which can provide the backlight of wide-angle for display panel, therefore at this point, conventional width may be implemented in display device
Visual angle is shown；In conclusion above-mentioned display device can carry out width view angle switch according to user demand.In addition, the display fills
It sets and assembling is uniformly fixed to above-mentioned two sets of backing structures and display panel using a set of backboard and front frame, so that it is tied
Structure is simple, stablizes；Also, the display device can also by the back light display device of single light guide plate of the prior art directly into
Row repacking is realized, the improvement of existing product is facilitated.
Preferably, the second framework is annular frame structure；The second framework include: respectively with first framework
The annular body portion to offset with the front frame；The one side protrusion of the annular body portion towards annular inboard is formed by annular peace
The edge of loading board, second light guide plate is fixed on the annular mounting plate, and the second light source, which is fixed on described second, leads
On tabula rasa and the annular body portion.
Preferably, the edge of second light guide plate is pasted on the annular mounting plate towards the one of first light guide plate
On side surface；The second light source includes circuit board and the light emitting diode that is installed on circuit board, and the circuit board is pasted on
The edge of second light guide plate is towards a side surface of first light guide plate and the annular body portion towards described first
On one side surface of light guide plate；The light emitting diode is located at side and position of the circuit board away from first light guide plate
Between the light incident sides and the annular body portion of second light guide plate.
Preferably, the annular body portion of the second framework and annular mounting plate define annular recessed jointly with the front frame
Slot structure, the edge of the display panel are limited in the annular groove.
Preferably, first framework is the frame shape knot of the side opening of the light incident sides of correspondence second light guide plate
Structure；The backboard includes the side plate of the back plate and the surrounding of surrounding first light guide plate parallel with first light guide plate；Its
In, the side plate body that the side plate corresponds to the light incident sides of second light guide plate is equipped with towards first light guide plate and institute
State the flanging extended between the second light guide plate；The side of the circuit board of the second light source towards first light guide plate is pasted with
Heat-conducting pad, the heat-conducting pad offset with the flanging.
Preferably, the front frame includes the front bezel limited to the light-emitting surface edge of the display panel and encirclement institute
State the side frame of display panel surrounding；The side plate of the side frame and the backboard is fixed.
Preferably, in the second framework, a side surface and the front frame of the annular body portion away from first framework
Front bezel offset, annular body portion offsets towards the surface of annular outboard and the side frame of the front frame.
Preferably, the display device further includes the optical film between first light guide plate and the light distribution film
Material, the optical film material and the light distribution film are successively pasted on first light guide plate.
Preferably, the display device further includes the reflector plate between first light guide plate and the backboard.
Preferably, the first light source and the second light source are set to the same side of the display device.
Detailed description of the invention
Fig. 1 is a kind of section structural schematic diagram of display device provided in an embodiment of the present invention；
Fig. 2 be another embodiment of the present invention provides a kind of display device section structural schematic diagram.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
Please refer to Fig. 1 and Fig. 2.
As depicted in figs. 1 and 2, a kind of display device provided in an embodiment of the present invention, including backlight and be located at backlight
The display panel 1 of light-emitting surface side, and for backlight and display panel 1 to be fixed the backboard 2 assembled and front frame 3；
Wherein, on from backboard 2 to the direction of front frame 3, backlight successively includes:
First light guide plate 41 and first light source 51 positioned at the light incident sides side of the first light guide plate 41；
Light distribution film 6, the light distribution film 6 can make the light being emitted from the first light guide plate 41 be converted into having narrow angle with light distribution
Light, it is specific such as peep-proof film；
Second light guide plate 42 and second light source 52 positioned at the light incident sides side of the second light guide plate 42；
The backlight further include:
The first framework 71 being arranged around the periphery of the first light guide plate 41, first framework 71 and backboard 2 cooperate first
Light guide plate 41 and first light source 51 are limited and are fixed；
Around the second framework 72 of 42 periphery of the second light guide plate setting, which is fixed on the first framework 71 with before
Between frame 3；Second light guide plate 42 is fixedly installed in second framework 72, and second light source 52 is fixedly installed in 42 He of the second light guide plate
In second framework 72.
In above-mentioned display device, backlight includes 42 and of the first light guide plate 41 and first light source 51 and the second light guide plate
52 liang of set backing structures of second light source, and it is additionally provided with light distribution film 6 between above-mentioned first light guide plate 41 and the second light guide plate 42, because
This, when only opening a set of backing structure for being located at lower layer, the light that first light source 51 issues in the backing structure will be passed sequentially through
First light guide plate 41, light distribution film 6 and the second light guide plate and final directive display panel 1, during which due to the narrow angle light of light distribution film 6 point
The shooting angle of the effect matched, the light of final directive display panel 1 will become smaller, thus at this point, display device may be implemented it is narrow
Visual angle is shown；And after opening a set of backing structure for being located at upper layer, the light that the second light source 52 in the backing structure issues is logical
It will be emitted directly toward display panel 1 after crossing the second light guide plate 42, and then the backlight of wide-angle can be provided for display panel 1, therefore
It is shown at this point, conventional wide viewing angle may be implemented in display device；In conclusion above-mentioned display device can according to user demand into
Row wide-narrow view angle switch.In addition, the display device is using a set of backboard 2 and front frame 3 to above-mentioned two sets of backing structures and display surface
Assembling is uniformly fixed in plate 1, so that its structure is simple, stablizes；Also, the display device can also pass through the prior art
The back light display device of single light guide plate directly carry out repacking realization, facilitate the improvement of existing product.
As shown in Figure 1, second framework 72 is annular frame structure in a kind of specific embodiment；And second framework 72 is wrapped
The annular body portion 721 to offset respectively with the first framework 71 and front frame 3 and the annular body portion 721 are included towards annular inboard
One side protrusion be formed by annular mounting plate 722；The edge of second light guide plate 42 is fixed on annular mounting plate 722, and second
Light source 52 is fixed in the second light guide plate 42 and annular body portion 721.
Since the second light guide plate 42 and second light source 52 are all fixed in second framework 72, to the second light guide plate
42 and second light source 52 when being assembled, it is only necessary to second framework 72 is aligned it is fixed, thus the group of entire backlight part
Dress process is very convenient；Also, the edge of second light guide plate 42 is fixed by annular mounting plate 722, the second light guide plate can be made
42 installation is more reliable and more stable；Similarly, second light source 52 is fixed in the second light guide plate 42 and annular body portion 721 simultaneously,
It can also be made relatively more reliable and stable.
As shown in Figure 1, on the basis of the above embodiments, in a kind of specific embodiment, the edge of the second light guide plate 42
Annular mounting plate 722 is pasted on towards on a side surface of the first light guide plate 41；Further, second light source 52 includes circuit board
522 and the light emitting diode 521 that is installed on circuit board 522, wherein circuit board 522 is pasted on the second light guide plate 42 simultaneously
Edge is towards a side surface of the first light guide plate 41 and annular body portion 721 towards on a side surface of the first light guide plate 41；
Light emitting diode 521 is located at circuit board 522 away from the side of the first light guide plate 41 and is located at the light incident sides of the second light guide plate 42
Between annular body portion 721.
As shown in Figure 1, on the basis of the above embodiments, in a kind of specific embodiment, the annular of second framework 72 is main
Body portion 721 and annular mounting plate 722 and front frame 3 define circular groove structure jointly, and the edge of display panel 1 is limited in the ring
In connected in star.
As shown in Figure 1, on the basis of the above embodiments, in a kind of specific embodiment, the first framework 71 is frame shape knot
Structure, and the side of the light incident sides of corresponding second light guide plate 42 of the first framework 71 does not have frame, i.e. the side of the first framework 71 is
Open；
Backboard 2 includes the side plate 22 of the back plate 21 and encirclement first light guide plate 41 surrounding parallel with the first light guide plate 41；Its
In, the side plate body that side plate 22 corresponds to the light incident sides of the second light guide plate 42 is equipped with guide-lighting towards the first light guide plate 41 and second
The flanging 23 extended between plate 42；The side of the circuit board 522 of second light source 52 towards the first light guide plate 41 is pasted with heat conductive pad
Piece 8, the heat-conducting pad 8 offset with above-mentioned flanging 23.
The circuit board 522 of second light source 52 is offseted by heat-conducting pad 8 and the flanging 23 of backboard 2, on the one hand can make the
The heat of two light sources 52 distributes in time, on the other hand can be to avoid second light source 52 from the second light guide plate 42 and the second frame
It falls off on body 72, it can keep second light source 52 more reliable and more stable.
As depicted in figs. 1 and 2, on the basis of the above embodiments, in a kind of specific embodiment, front frame 3 may include
The side frame 32 of the front bezel 31 and encirclements 1 surrounding of display panel that limited to the light-emitting surface edge of display panel 1；Side frame
32 are fixed with the side plate 22 of backboard 2.
As depicted in figs. 1 and 2, in a kind of preferred embodiment, in second framework 72, annular body portion 721 deviates from first
One side surface of framework 71 offsets with the front bezel 31 of front frame 3, surface and front frame 3 of the annular body portion 721 towards annular outboard
Side frame 32 offset.
The upper and lower surface in annular body portion 721 offsets with the front bezel 31 of front frame 3 and the first framework 71 respectively, and its outside
Surface and the side frame 32 of front frame 3 offset, and therefore, the stability of second framework 72 is preferable, and it not will increase display device
Border width can satisfy the narrow frame design of display device.
As shown in Fig. 2, based on any of the above embodiments, in a kind of specific embodiment, display dress of the invention
Setting can also include optical film material 9 between the first light guide plate 41 and light distribution film 6, and the optical film material 9 and light distribution film 6 can be with
It is successively pasted on the first light guide plate 41.
As shown in Fig. 2, further, display device of the invention can also include being located at the first light guide plate 41 and backboard 2
Between reflector plate 10.
As depicted in figs. 1 and 2, based on any of the above embodiments, in a kind of preferred embodiment, of the invention is aobvious
In showing device, first light source 51 and second light source 52 be can be set in the same side of the display device, in order to display device
Narrow frame design.
Obviously, those skilled in the art can carry out various modification and variations without departing from this hair to the embodiment of the present invention
Bright spirit and scope.In this way, if these modifications and changes of the present invention belongs to the claims in the present invention and its equivalent technologies
Within the scope of, then the present invention is also intended to include these modifications and variations.
Claims (7)
1. a kind of display device, which is characterized in that the display panel including backlight and positioned at backlight light-emitting surface side, and
For the backlight and the display panel to be fixed to the backboard and front frame of assembling；Wherein, from the backboard to the front frame
Direction on, the backlight successively includes:
First light guide plate and first light source positioned at the light incident sides side of first light guide plate；
The light being emitted by the first light guide plate can be converted into the light distribution film for the light for having narrow angle with light distribution；
Second light guide plate and second light source positioned at the light incident sides side of second light guide plate；
The backlight further include:
Around first light guide plate setting, for cooperating with the backboard to carry out first light guide plate and first light source
The first fixed framework；
The second framework for being arranged around second light guide plate and being fixed between first framework and the front frame；It is described
Second light guide plate is fixedly installed in the second framework, and the second light source is fixedly installed in second light guide plate and described
Two frameworks；
The second framework is annular frame structure；The second framework includes:
The annular body portion to offset respectively with first framework and the front frame；
The one side protrusion of the annular body portion towards annular inboard is formed by annular mounting plate, the side of second light guide plate
Edge is fixed on the annular mounting plate, and the second light source is fixed on second light guide plate and the annular body portion；
The edge of second light guide plate is pasted on the annular mounting plate towards on a side surface of first light guide plate；
The second light source includes circuit board and the light emitting diode that is installed on circuit board, and the circuit board is pasted on described the
The edge of two light guide plates is towards a side surface of first light guide plate and the annular body portion towards first light guide plate
A side surface on；The light emitting diode is located at the circuit board away from the side of first light guide plate and is located at described
Between the light incident sides of second light guide plate and the annular body portion；
First framework is the open frame-shaped construction in the side of the light incident sides of corresponding second light guide plate；
The backboard includes the side plate of the back plate and the surrounding of surrounding first light guide plate parallel with first light guide plate；Its
In, the side plate body that the side plate corresponds to the light incident sides of second light guide plate is equipped with towards first light guide plate and institute
State the flanging extended between the second light guide plate；
The side of the circuit board of the second light source towards first light guide plate is pasted with heat-conducting pad, the heat-conducting pad with
The flanging offsets.
2. display device according to claim 1, which is characterized in that
The annular body portion of the second framework and annular mounting plate and the front frame define circular groove structure jointly, described
The edge of display panel is limited in the annular groove.
3. display device according to claim 1, which is characterized in that the front frame includes going out light to the display panel
The side frame of front bezel and the encirclement display panel surrounding that face edge is limited；The side of the side frame and the backboard
Plate is fixed.
4. display device according to claim 3, which is characterized in that in the second framework, annular body portion deviates from institute
The front bezel of a side surface and the front frame for stating the first framework offsets, annular body portion towards annular outboard surface with it is described
The side frame of front frame offsets.
5. display device according to any one of claims 1 to 4, which is characterized in that further include being located at first leaded light
Optical film material between plate and the light distribution film, the optical film material and the light distribution film are successively pasted on first light guide plate
On.
6. display device according to any one of claims 1 to 4, which is characterized in that further include being located at first leaded light
Reflector plate between plate and the backboard.
7. display device according to any one of claims 1 to 4, which is characterized in that the first light source and described second
Light source is set to the same side of the 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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| Publication Number | Publication Date |
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| CN106023801A CN106023801A (en) | 2016-10-12 |
| CN106023801B true 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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Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| 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 |
| 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 |
| 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 |
| 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 |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP3271695B2 (en) * | 1996-09-20 | 2002-04-02 | シャープ株式会社 | Backlight light source and liquid crystal display device |
| GB2410116A (en) * | 2004-01-17 | 2005-07-20 | Sharp Kk | Illumination system and display device |
| JP4780081B2 (en) * | 2007-02-19 | 2011-09-28 | 三菱電機株式会社 | Backlight device and transmissive display device |
| TWI522690B (en) * | 2012-07-26 | 2016-02-21 | 揚昇照明股份有限公司 | Hybrid light guide plate and display device |
| TWI516844B (en) * | 2014-05-16 | 2016-01-11 | 友達光電股份有限公司 | Backlight module and display apparatus thereof |
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- 2016-05-31 CN CN201610378140.1A patent/CN106023801B/en active Active
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1501142A (en) * | 2002-09-28 | 2004-06-02 | ���ǵ�����ʽ���� | Back lighting components , liquid crystal display device and manufacturing method therof |
| 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 |
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| Publication number | Publication date |
|---|---|
| CN106023801A (en) | 2016-10-12 |
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