CN107402474A - Display device - Google Patents
Display device Download PDFInfo
- Publication number
- CN107402474A CN107402474A CN201610335641.1A CN201610335641A CN107402474A CN 107402474 A CN107402474 A CN 107402474A CN 201610335641 A CN201610335641 A CN 201610335641A CN 107402474 A CN107402474 A CN 107402474A
- Authority
- CN
- China
- Prior art keywords
- light
- guide plate
- light guide
- enhanced film
- quantum dot
- 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.)
- Pending
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Classifications
-
- 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
- G02F1/133602—Direct backlight
- G02F1/133605—Direct backlight including specially adapted reflectors
-
- 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
- G02F1/133602—Direct backlight
- G02F1/133606—Direct backlight including a specially adapted diffusing, scattering or light controlling members
-
- 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
- G02F1/133614—Illuminating devices using photoluminescence, e.g. phosphors illuminated by UV or blue light
Landscapes
- Physics & Mathematics (AREA)
- Nonlinear Science (AREA)
- Mathematical Physics (AREA)
- Chemical & Material Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Planar Illumination Modules (AREA)
- Liquid Crystal (AREA)
Abstract
A kind of display device includes framework, display panel, light guide plate and blue-light source.Framework includes bottom wall and is vertically connected at the first side wall and second sidewall of the opposite end of bottom wall.Display device also includes reflector plate and quantum dot enhanced film.Blue-light source is placed between light guide plate and the first side wall, and quantum dot enhanced film is placed between light guide plate and display panel, and reflector plate is placed between light guide plate and second sidewall.It is incident to blue light of the light guide plate away from blue-light source one end and is incident to through light guide plate when the blue light of reflector plate is transferred to quantum dot enhanced film because intensity is not enough to excitation quantum point enhanced film to produce feux rouges and green glow, makes to be formed one in quantum dot enhanced film and failed area close to the mixed light of reflector plate.Display panel includes shading region, and shading region is connected with second sidewall, and shading region is covering the one end of mixed light failure area away from reflector plate on the direction of quantum dot enhanced film.
Description
Technical field
The present invention relates to a kind of display device.
Background technology
Due to liquid crystal display（Liquid Crystal Display, LCD）, there is slimming, lightweight, low power consumption, radiationless pollution, LCD products are widely used in display device now.The primary structure of liquid crystal display includes liquid crystal display panel and backlight module.Liquid crystal display panel is non-luminous in itself, and luminous is backlight module.Backlight module includes framework, light source and light guide plate.Light guide plate is by the light directing liquid crystal display panel that light source is sent so as to lighting liquid crystal display panel.Light source and light guide plate are placed in framework.Light guide plate in an assembling process, can make leaving gap between light guide plate and framework, therefore, when the light that light source is sent is non-white light unavoidably with framework（For example, blue light）When, light spills the gap between light guide plate and framework, produces light leakage phenomena.
The content of the invention
In view of the foregoing, it is necessary to which a kind of display device for avoiding light leakage phenomena is provided.
A kind of display device,Including framework,Display panel,Light guide plate and blue-light source,Framework includes bottom wall and is vertically connected at the first side wall and second sidewall of the opposite end of bottom wall,Display device also includes reflector plate and quantum dot enhanced film,Blue-light source is placed between light guide plate and the first side wall,Quantum dot enhanced film is placed between light guide plate and display panel,Reflector plate is placed between light guide plate and second sidewall,Quantum dot enhanced film is used under the stimulation of blue light that quantum dot enhanced film will to be incident to and intensity is enough excitation quantum point enhanced film and produces the blue light of feux rouges and green glow to be converted to white light,It is incident to that light guide plate is transferred to quantum dot enhanced film away from blue-light source one end and after light guide plate is incident to reflector plate and intensity is not enough to that excitation quantum point enhanced film produces feux rouges and the blue light of green glow passes through quantum dot enhanced film,Make to be formed one in quantum dot enhanced film close to the mixed light failure area of reflector plate,Display panel includes shading region,Shading region is connected with second sidewall,Shading region is covering the one end of mixed light failure area away from reflector plate on the direction of quantum dot enhanced film.
Further, quantum dot enhanced film is alignd close to one end of second sidewall with light guide plate close to one end of second sidewall.
Further, reflector plate is fixed in second sidewall.
Further, blue-light source face light guide plate.
Further, reflector plate is plane.
Further, reflector plate is arc surfaced.
Further, display device also includes the optics module being placed between light guide plate and display panel, and optics module includes the multiple blooming pieces for the optical characteristics for being used to improve light.
Further, blooming piece includes brightening piece.
Further, bottom wall is further fixed on reflecting element close to light guide plate side.
Further, shading region is electrode wiring area.
Light guide plate is reflexed to quantum enhanced film by above-mentioned display device by reflector plate close to the light of second sidewall, increase is incident to the intensity of the blue light of quantum dot enhanced film, make more blue lights can excitation quantum point enhanced film quantum dot so as to close to display panel side formed white light, reduce spilling for blue light, further, quantum dot is strengthened the one end of mixed light failure area away from reflector plate by shading region and covered by above-mentioned display device, make to be not enough to excitation quantum point enhanced film to penetrate quantum dot enhanced film to produce the blue light of feux rouges and green glow, display panel is incident to be covered by shading region behind quantum dot enhanced film side, so as to prevent blue light from spilling, avoid light leakage phenomena.
Brief description of the drawings
Fig. 1 is the stereogram of the display device of the present invention.
Fig. 2 is the exploded view of the display device in Fig. 1.
Fig. 3 is the profile along the III-III directions in Fig. 1.
Fig. 4 is the display device profile in another embodiment of the offer of the present invention.
Main element symbol description
| Display device | 100 |
| Display panel | 20 |
| Framework | 30 |
| Light guide plate | 40 |
| Quantum dot enhanced film | 50 |
| Blue-light source | 60 |
| Bottom wall | 32 |
| The first side wall | 34 |
| Second sidewall | 36 |
| Receiving space | 38 |
| Reflector plate | 70 |
| Mixed light failure area | 52 |
| Shading region | 22 |
| Reflecting element | 80 |
| Optics module | 90 |
| Blooming piece | 92 |
Following embodiment will combine above-mentioned accompanying drawing and further illustrate the present invention.
Embodiment
The present invention is described in further detail below in conjunction with accompanying drawing.
Fig. 1 to Fig. 3 is refer to, the invention provides a kind of display device 100.Display device 100 includes display panel 20, framework 30, light guide plate 40, quantum dot enhanced film 50 and blue-light source 60.Framework 30 includes bottom wall 32 and is vertically connected at the first side wall 34 and second sidewall 36 of the opposite end of bottom wall 32.Bottom wall 32, the first side wall 34 and second sidewall 36 form a receiving space 38.Display panel 20, light guide plate 40, quantum dot enhanced film 50 and blue-light source 60 are contained in the receiving space 38.The light that blue-light source 60 is launched is directed into quantum dot enhanced film 50 by light guide plate 40, and is incident to display panel 20 after carrying out mixed light by quantum dot enhanced film 50, makes the display image of display panel 20 so as to light display panel 20.
Light guide plate 40 is placed in the inner side of bottom wall 32 and between the first side wall 34 and second sidewall 36.Blue-light source 60 is placed between light guide plate 40 and the first side wall 34 and face light guide plate 40.Blue-light source 60 is the LED light source that can send blue light.Display panel 20 is placed in light guide plate 40 away from the side of framework 30 and parallel with light guide plate 40.In this way, light guide plate 40, which passes through blue point-like light or wire light that blue-light source 60 is sent, is atomized into uniform face blue-light source 60, then face blue-light source 60 is transmitted to display panel 20 so as to light display panel 20.Because blue-light source 60 is between light guide plate 40 and the first side wall 34, blue-light source 60 need not be set, therefore between bottom wall 32 and light guide plate 40, it is possible to reduce the thickness of display device.
Quantum dot enhanced film 50 is placed between light guide plate 40 and display panel 20.Quantum dot enhanced film 50 is alignd close to one end of second sidewall 36 with light guide plate 40 close to one end of second sidewall 36.Display device 100 also includes a reflector plate 70.Reflector plate 70 is placed between light guide plate 40 and second sidewall 36 and is fixed in second sidewall 36.Reflector plate 70 can be by paste adhesive in second sidewall 36.The light from blue-light source 60 that reflector plate 70 is used to transmit light guide plate 40 reflexes to quantum dot enhanced film 50.The reflector plate 70 is white reflection piece 70 or silver-colored reflector plate 70, and the reflectance coating coated selects reflecting material of the emissivity more than 50%.Reflector plate 70 is plane.Referring to Fig. 4, in another embodiment, reflector plate 70 is arc surfaced.
Quantum dot enhanced film 50 will be incident to quantum dot enhanced film and intensity is enough the blue light that excitation quantum point enhanced film 50 produces feux rouges and green glow and is converted to white light.Specifically, quantum dot enhanced film 50 is under the stimulation for the blue light that the blue light from light guide plate 40 and reflector plate 70 reflex to quantum dot enhanced film 50, excitation quantum point produces feux rouges and green glow, and feux rouges and green glow are with blue light so as to forming white light.Quantum dot enhanced film 50 is the nano semiconductor material being made up of one or more elements in carbon, silicon, germanium, tin, lead, cadmium, zinc, sulphur, selenium, tellurium, boron, aluminium, gallium, indium, nitrogen, phosphorus, arsenic, antimony, chlorine, bromine, iodine, potassium, rubidium and caesium.
During being transmitted due to the light that blue-light source 60 is sent through light guide plate 40 to the one end of light guide plate 40 away from blue-light source 60, optical energy loss be present, it is incident to blue light of the light guide plate 40 away from the one end of blue-light source 60 and is incident to its intensity when the blue light of reflector plate 70 is transferred to quantum dot enhanced film 50 through light guide plate 40 and is not enough to some blue light that excitation quantum point enhanced film 50 produces feux rouges and green glow, quantum dot enhanced film 50 will be passed through, makes to be formed one in quantum dot enhanced film 50 close to the mixed light failure area 52 of reflector plate 70.It is described to be not enough to excitation quantum point enhanced film 50 and produce the blue light of feux rouges and green glow to penetrate quantum dot enhanced film 50, display panel 20 is incident to close to the side of quantum dot enhanced film 50.
Display panel 20 includes shading region 22, and shading region 22 is an electrode wiring area.Shading region 22 is connected with second sidewall 36, and shading region 22 is covering the one end of mixed light failure area 52 away from reflector plate 70 on the direction of quantum dot enhanced film 50.It is not enough to excitation quantum point enhanced film 50 and produces the blue light of feux rouges and green glow to penetrate quantum dot enhanced film 50 in this way, described, is incident to display panel 20 and will be covered behind the side of quantum dot enhanced film 50 by shading region 22, so as to prevent light leakage phenomena.
Bottom wall 32 is further fixed on reflecting element 80 close to the side of light guide plate 40, and reflecting element 80 is used for the blu-ray reflection from light guide plate 40 to light guide plate 40, so as to improve the brightness of light and intensity in light guide plate 40.In another embodiment, light guide plate 40 is coated with reflectance coating close to the side of bottom wall 32, the light that blue-light source 60 is sent is set to be reflexed to through reflectance coating in light guide plate 40, the blue light that reduction blue-light source 60 is sent spilling close to the side of bottom wall 32 from light guide plate 40, so as to improve the brightness of light and intensity in light guide plate 40.In other embodiments, bottom wall 32 is fixed with reflecting element 80 close to the side of light guide plate 40, and light guide plate 40 is each coated with reflecting layer close to the side of bottom wall 32, in this way, the brightness of light and intensity in light guide plate 40 can be further provided for improving.
Display device also includes the optics module 90 being placed between light guide plate 40 and display panel 20.Optics module 90 includes the multiple blooming pieces 92 for the optical characteristics for being used to improve light, and blooming piece 92 includes diffusion sheet, brightening piece, concentration piece etc..
Display device 100 can be any products or part with display function such as Electronic Paper, LCD TV, liquid crystal display, DPF, mobile phone, tablet personal computer.
Light guide plate 40 is reflexed to quantum enhanced film by above-mentioned display device 100 by reflector plate 70 close to the light of second sidewall 36, increase is incident to the intensity of the blue light of quantum dot enhanced film 50, make more blue lights can excitation quantum point enhanced film 50 quantum dot so as to close to the side of display panel 20 formed white light, reduce spilling for blue light, further, quantum dot is strengthened the one end of mixed light failure area 52 away from reflector plate 70 by shading region 22 and covered by above-mentioned display device, make to be not enough to excitation quantum point enhanced film 50 to penetrate quantum dot enhanced film 50 to produce the blue light of feux rouges and green glow, display panel 20 is incident to be covered by shading region 22 behind the side of quantum dot enhanced film 50, so as to prevent blue light from spilling, avoid light leakage phenomena.
Those skilled in the art will be appreciated that, embodiment above is intended merely to the explanation present invention, and it is not used as limitation of the invention, as long as within the spirit of the present invention, the appropriate change and change made to above example all fall within the scope of disclosed in this invention.
Claims (10)
1. a kind of display device, including framework, display panel, light guide plate and blue-light source, framework includes bottom wall and is vertically connected at the first side wall and second sidewall of the opposite end of bottom wall, it is characterised in that：Display device also includes reflector plate and quantum dot enhanced film,Blue-light source is placed between light guide plate and the first side wall,Quantum dot enhanced film is placed between light guide plate and display panel,Reflector plate is placed between light guide plate and second sidewall,Quantum dot enhanced film is used under the stimulation of blue light that quantum dot enhanced film will to be incident to and intensity is enough excitation quantum point enhanced film and produces the blue light of feux rouges and green glow to be converted to white light,It is incident to that light guide plate is transferred to quantum dot enhanced film away from blue-light source one end and after light guide plate is incident to reflector plate and intensity is not enough to that excitation quantum point enhanced film produces feux rouges and the blue light of green glow passes through quantum dot enhanced film,Make to be formed one in quantum dot enhanced film close to the mixed light failure area of reflector plate,Display panel includes shading region,Shading region is connected with second sidewall,Shading region is covering the one end of mixed light failure area away from reflector plate on the direction of quantum dot enhanced film.
2. display device as claimed in claim 1, it is characterised in that：Quantum dot enhanced film is alignd close to one end of second sidewall with light guide plate close to one end of second sidewall.
3. display device as claimed in claim 1, it is characterised in that：Reflector plate is fixed in second sidewall.
4. display device as claimed in claim 1, it is characterised in that：Blue-light source face light guide plate.
5. display device as claimed in claim 1, it is characterised in that：Reflector plate is plane.
6. display device as claimed in claim 1, it is characterised in that：Reflector plate is arc surfaced.
7. display device as claimed in claim 1, it is characterised in that：Display device also includes the optics module being placed between light guide plate and display panel, and optics module includes the multiple blooming pieces for the optical characteristics for being used to improve light.
8. display device as claimed in claim 7, it is characterised in that：Blooming piece includes brightening piece.
9. display device as claimed in claim 1, it is characterised in that：Bottom wall is further fixed on reflecting element close to light guide plate side.
10. display device as claimed in claim 1, it is characterised in that：Shading region is electrode wiring area.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610335641.1A CN107402474A (en) | 2016-05-19 | 2016-05-19 | Display device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610335641.1A CN107402474A (en) | 2016-05-19 | 2016-05-19 | Display device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107402474A true CN107402474A (en) | 2017-11-28 |
Family
ID=60394189
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610335641.1A Pending CN107402474A (en) | 2016-05-19 | 2016-05-19 | Display device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107402474A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111458921A (en) * | 2019-01-03 | 2020-07-28 | 三星显示有限公司 | Display device and electronic apparatus having the same |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102692736A (en) * | 2011-03-22 | 2012-09-26 | 群康科技(深圳)有限公司 | Display module and manufacture method thereof |
| CN103148406A (en) * | 2012-11-16 | 2013-06-12 | 友达光电股份有限公司 | Display device and backlight module thereof |
| CN103698937A (en) * | 2013-12-04 | 2014-04-02 | 苏州佳世达电通有限公司 | Display device and backlight module thereof |
| CN105090808A (en) * | 2014-05-13 | 2015-11-25 | 扬升照明股份有限公司 | Backlight module |
-
2016
- 2016-05-19 CN CN201610335641.1A patent/CN107402474A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102692736A (en) * | 2011-03-22 | 2012-09-26 | 群康科技(深圳)有限公司 | Display module and manufacture method thereof |
| CN103148406A (en) * | 2012-11-16 | 2013-06-12 | 友达光电股份有限公司 | Display device and backlight module thereof |
| CN103698937A (en) * | 2013-12-04 | 2014-04-02 | 苏州佳世达电通有限公司 | Display device and backlight module thereof |
| CN105090808A (en) * | 2014-05-13 | 2015-11-25 | 扬升照明股份有限公司 | Backlight module |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111458921A (en) * | 2019-01-03 | 2020-07-28 | 三星显示有限公司 | Display device and electronic apparatus having the same |
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Application publication date: 20171128 |
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