CN107219669A - A kind of display device - Google Patents
A kind of display device Download PDFInfo
- Publication number
- CN107219669A CN107219669A CN201710561973.6A CN201710561973A CN107219669A CN 107219669 A CN107219669 A CN 107219669A CN 201710561973 A CN201710561973 A CN 201710561973A CN 107219669 A CN107219669 A CN 107219669A
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- China
- Prior art keywords
- filter layer
- area
- display device
- quantum point
- blue light
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Classifications
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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
- G02F1/133509—Filters, e.g. light shielding masks
- G02F1/133514—Colour filters
-
- 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
- G02F1/133614—Illuminating devices using photoluminescence, e.g. phosphors illuminated by UV or blue light
-
- 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
- G02F1/133624—Illuminating devices characterised by their spectral emissions
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)
- Electroluminescent Light Sources (AREA)
- Devices For Indicating Variable Information By Combining Individual Elements (AREA)
- Liquid Crystal (AREA)
Abstract
The invention provides a kind of display device, the display device includes the display panel and backlight being stacked；Wherein, display panel includes colored hair photosphere and filter layer, colored hair photosphere includes red light quantum point area, green light quantum point area and clear area, backlight is blue light backlight, to provide blue light light to colored hair photosphere, so that red light quantum point area, green light quantum point area and clear area send feux rouges, green glow and blue light respectively, filter layer is used to absorb clear area issued section blue light.Pass through this display device, the present invention can reduce the blue light light sent from clear area, so as to reduce the blue light strength that clear area is sent, to cause the luminous intensity that two luminous zones of intensity and other of blue light that clear area sends are sent same or like, the luminous intensity of three luminous zones is balanced, display effect is improved.
Description
Technical field
The present invention relates to display technology field, more particularly to a kind of display device.
Background technology
LCD (Liquid Crystal Display) technologies, due to low-power consumption, high image quality and many advantages such as light and handy, are flat
The current dominant technology of plate display field.Quantum dot is due to that can send the monochromatic light of high-purity so that the colour gamut of display and
Saturation degree is improved, therefore is widely used in display.Difference and common color membrane substrates, color film layer is used in by quantum dot
In, the active ingredient in red pixel area and green pixel area can use quantum dot, and blue pixel area then makes
With organic transparent material, corresponding backlight is using the backlight of transmitting blue light, and that need not be put into backlight, other are glimmering
In the case of light powder, red pixel area, green pixel area and blue pixel area is enabled to send feux rouges, green glow respectively
And blue light.
Present inventor studies for a long period of time discovery, and this Display Technique passes through transparent in the blue light that blue light backlight is sent
During the blue pixel area of material, the intensity for the light that the blue light strength sent is sent apparently higher than other two pixel regions is led
The light intensity of three pixel regions is caused difference occur, so as to reduce the display effect of display.
The content of the invention
Present invention generally provides a kind of display device, it is intended to solves the blue light strength that transparent blue-light-emitting area sends and is more than
Feux rouges and the intensity of green glow that red light quantum point area and green light quantum point area are sent and cause the problem of display effect is reduced.
In order to solve the above technical problems, one aspect of the present invention is：A kind of display device is provided, it is described aobvious
Showing device includes the display panel and backlight being stacked；Wherein, the display panel includes colored hair photosphere and filter layer,
The colored hair photosphere includes red light quantum point area, green light quantum point area and clear area, and the backlight is blue light backlight, with
Blue light light is provided to the colored hair photosphere so that the red light quantum point area, the green light quantum point area and described transparent
Area sends feux rouges, green glow and blue light respectively, and the filter layer is used to absorb blue light described in the clear area issued section.
The beneficial effects of the invention are as follows：The situation of prior art is different from, the present invention in blue light backlight by sending indigo plant
Light light causes the red light quantum point area, green light quantum point area and clear area of colored hair photosphere to send feux rouges, green glow and indigo plant respectively
Light time, the method that filter layer absorbs some blue light that clear area is sent reduces the blue light light sent from clear area, so as to drop
The blue light strength that low clear area is sent, to cause light intensity that the intensity of blue light that clear area sends is sent with other two luminous zones
Degree is same or like, balances the luminous intensity of three luminous zones, improves display effect.
Brief description of the drawings
Fig. 1 is the structural representation for the display device first embodiment that the present invention is provided；
Fig. 2 is the structural representation for the display device second embodiment that the present invention is provided；
Fig. 3 is the structural representation for the display device 3rd embodiment that the present invention is provided.
Embodiment
To make those skilled in the art more fully understand technical scheme, below in conjunction with the accompanying drawings and specific implementation
Mode is described in further detail to a kind of display device provided by the present invention.
Refering to Fig. 1, the display device first embodiment that the present invention is provided includes display panel 11 and the backlight being stacked
Source 12.
Wherein, backlight 12 is blue light backlight, and blue light light is provided with display panel 11.
Display panel 11 includes the upper substrate 111 and infrabasal plate 112 being oppositely arranged, between upper substrate 111 and infrabasal plate 112
Provided with liquid crystal 113.
Optionally, upper substrate 111 and infrabasal plate 112 are glass substrate.
Wherein, display panel 11 includes colored hair photosphere 114 and filter layer 115.
Specifically, colored hair photosphere 114 is arranged at upper substrate 111 or infrabasal plate 112, in the present embodiment diagram, with coloured silk
Color luminescent layer 114 is arranged at exemplified by upper substrate 111, and filter layer 115 is arranged at upper substrate 111.
Wherein, colored hair photosphere 114 includes red light quantum point area 1141, green light quantum point area 1142 and clear area 1143,
There is quanta point material in the red light quantum point area 1141, green light quantum point area 1142, clear area 1143 is organic transparent material.
Further, red light quantum point area 1141, green light quantum point area 1142 and clear area 1143 are being arranged at infrabasal plate
When 112 backlights 12 away from the side of upper substrate 11 are to the offer blue light light of colored hair photosphere 114, red light quantum point area 1141,
Green light quantum point area 1142 sends feux rouges and green glow respectively under the exciting of the light, and clear area 1143 is under the irradiation of blue light light
Send blue light.
Optionally, quanta point material is containing every quanta point material, such as cadmium selenide or cadmium sulfide.
Further, it is additionally provided between red light quantum point area 1141, green light quantum point area 1142 and clear area 1143 black
Colour moment battle array 116, the black matrix" 116 may be disposed on upper substrate 111, can also be arranged on infrabasal plate 112.
Filter layer 115 is arranged at side of the colored hair photosphere 114 away from infrabasal plate 112 and sent out for absorbing clear area 1143
The some blue light gone out, in this implementation diagram, filter layer 115 is set for flood, and in other embodiments, filter layer 115 also may be used
It is correspondingly arranged with the position only with clear area 1143.
Optionally, filter layer 115 be polyimide material formation yellow transparent film layer, the polyimide material include but
It is not limited to polyimide varnish, pyromellitic acid anhydride, benzophenone tetracarboxylic dianhydride, biphenyl ether dianhydride, diaminodiphenyl ether.
In the present embodiment, when blue light backlight is as shown in Figure 1 when sending blue light light from bottom to top, blue light light
Be not entirely used for exciting when by red light quantum point area 1141, green light quantum point area 1142 red light quantum point area 1141,
The blue light in green light quantum point area 1142 can still be projected from red light quantum point area 1141, green light quantum point area 1142, and this part is blue
Light light can inject filter layer 115 and by the partly or completely hypersorption of filter layer 115, enable to red light quantum point area 1141, green
The feux rouges and the color of green glow that light quanta point area 1142 is sent respectively are purer, improve display effect, when blue light light is by transparent
Area 1143 and cause clear area 1143 when sending blue light, the blue light that clear area 1143 is sent can inject filter layer 115 and be filtered
Layer 115 is partially absorbed, so as to reduce the luminous intensity for the blue light that clear area 1143 is sent.
Refering to Fig. 2, in the display device second embodiment that the present invention is provided filter layer 215 include the first filter layer 2151 and
Other structures in second filter layer 2152, the present embodiment are identical with above-mentioned first embodiment, will not be repeated here.
Optionally, filter layer 215 can be patterned by light blockage coating, exposure, development and the photoetching process of stripping
Processing, includes the filter layer 215 of matrix and drafting department, matrix is the first filter layer 2151, and drafting department is second to be formed
Filter layer 2152；Photo-sensistive polyimide photoresist film-forming process can also be used to form above-mentioned filter layer 215.
Wherein, the first filter layer 2151 is arranged at side of the colored hair photosphere 214 away from backlight 22, the second filter layer
2152 include the first lug boss 2153, first lug boss 2153 from the first filter layer 2151 extend in clear area 2143 with
Some blue light, extension size of first lug boss 2153 from the first filter layer 2151 to clear area 2143 are absorbed in clear area 2143
Depending on can be according to actual conditions, it be not limited thereto.
In the present embodiment, the first lug boss 2153 can increase the thickness of the filter layer 215 corresponding with clear area 2143
Degree, and then absorption intensity of the position to blue light is improved, preferably to reduce the luminous intensity that clear area 2143 sends blue light.
The second filter layer 3152 of filter layer 315 enters one in the display device 3rd embodiment provided refering to Fig. 3, the present invention
Step includes the second lug boss 3154 and the 3rd lug boss 3155.Other structures and above-mentioned second embodiment phase in the present embodiment
Together, it will not be repeated here.
Wherein, the second lug boss 3154 extends to green light quantum point area 3142, the 3rd lug boss from the first filter layer 3151
3155 extend to red light quantum point area 3141 from the first filter layer 3152.
Optionally, the extension size of the first lug boss 3153, the second lug boss 3154 and the 3rd lug boss 3155 is identical.
Optionally, the extension size of the first lug boss 3153, the second lug boss 3154 and the 3rd lug boss 3155 is passed successively
Subtract or be incremented by.
In the present embodiment, the second lug boss 3154 and the 3rd lug boss 3155 are due to extending respectively to green light quantum point area
3142 and red light quantum point area 3141 so that the space in green light quantum point area 3142 and red light quantum point area 3141 diminishes, namely
The quantum dot that can be set in green light quantum point area 3142 and red light quantum point area 3141 can be caused to reduce, so as to basis
Second lug boss 3154 and the extension size adjusting green light quantum point area 3142 of the 3rd lug boss 3155 and red light quantum point area
In 3141 quantum dot number, and then adjust green light quantum point area 3142 and red light quantum point area 3141 sends green glow and feux rouges
Luminous intensity, at the same time, the luminous intensity of blue light that the first lug boss 3153 reduction clear area 3143 is sent, so as to according to the
It is the extension size adjusting green light quantum point area 3142 of one lug boss 3153, the second lug boss 3154 and the 3rd lug boss 3155, red
Light quanta point area 3141 and the luminous intensity of clear area so that the light intensity that three luminous zones are sent is more uniform.
The situation of prior art is different from, the present invention in blue light backlight by sending blue light light so that colored hair photosphere
Red light quantum point area, green light quantum point area and clear area when sending feux rouges, green glow and blue light respectively, filter layer absorbs clear area
The method of some blue light sent, reduces the blue light light sent from clear area, so that it is strong to reduce the blue light that clear area sends
Degree, to cause the luminous intensity that two luminous zones of intensity and other of blue light that clear area sends are sent same or like, is balanced
The luminous intensity of three luminous zones, improves display effect.
Embodiments of the invention are the foregoing is only, are not intended to limit the scope of the invention, it is every to utilize this hair
Equivalent structure or equivalent flow conversion that bright specification and accompanying drawing content are made, or directly or indirectly it is used in other related skills
Art field, is included within the scope of the present invention.
Claims (10)
1. a kind of display device, it is characterised in that the display device includes the display panel and backlight being stacked；
Wherein, the display panel includes colored hair photosphere and filter layer, and the colored hair photosphere includes red light quantum point area, green
Light quanta point area and clear area, the backlight are blue light backlight, to provide blue light light to the colored hair photosphere so that
The red light quantum point area, the green light quantum point area and the clear area send feux rouges, green glow and blue light, the optical filtering respectively
Layer is used to absorb blue light described in the clear area issued section.
2. display device according to claim 1, it is characterised in that the filter layer is the Huang of polyimide material formation
Color transparent film layer.
3. display device according to claim 1, it is characterised in that it is remote that the filter layer is arranged at the colored hair photosphere
From the side of the backlight.
4. display device according to claim 3, it is characterised in that the filter layer is correspondingly arranged with the clear area.
5. display device according to claim 1, it is characterised in that the filter layer includes the first filter layer and the second filter
Photosphere, first filter layer is arranged at the side of the colored hair photosphere away from the backlight, the second filter layer bag
The first lug boss is included, first lug boss is extended in the clear area with the clear area from first filter layer
Absorb the part blue light.
6. display device according to claim 5, it is characterised in that second filter layer also include the second lug boss and
3rd lug boss, extends to the green light quantum point area and the red light quantum point area from first filter layer respectively.
7. display device according to claim 6, it is characterised in that first lug boss, second lug boss and
The extension size of 3rd lug boss is identical.
8. display device according to claim 6, it is characterised in that first lug boss, second lug boss and
The extension size of 3rd lug boss is successively decreased or is incremented by successively.
9. display device according to claim 1, it is characterised in that the display panel includes the upper substrate being oppositely arranged
And infrabasal plate, the colored hair photosphere is arranged at the upper substrate or the infrabasal plate, and the filter layer is arranged at the upper base
Plate, the backlight is arranged at side of the infrabasal plate away from the upper substrate.
10. display device according to claim 9, it is characterised in that the red light quantum point area, the green light quantum point
Black matrix" is provided between area and the clear area.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710561973.6A CN107219669B (en) | 2017-07-11 | 2017-07-11 | Display device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710561973.6A CN107219669B (en) | 2017-07-11 | 2017-07-11 | Display device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107219669A true CN107219669A (en) | 2017-09-29 |
| CN107219669B CN107219669B (en) | 2020-02-04 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710561973.6A Active CN107219669B (en) | 2017-07-11 | 2017-07-11 | Display device |
Country Status (1)
| Country | Link |
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| CN (1) | CN107219669B (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107884981A (en) * | 2017-12-26 | 2018-04-06 | 深圳市华星光电技术有限公司 | Color membrane substrates and preparation method thereof, liquid crystal panel |
| CN110161745A (en) * | 2018-02-12 | 2019-08-23 | 群创光电股份有限公司 | Show equipment |
| CN110400821A (en) * | 2018-04-24 | 2019-11-01 | 群创光电股份有限公司 | Show equipment |
| CN110727141A (en) * | 2019-10-23 | 2020-01-24 | 京东方科技集团股份有限公司 | Transparent display device, manufacturing method and control method |
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| CN203465442U (en) * | 2013-07-23 | 2014-03-05 | 京东方科技集团股份有限公司 | Color filter, liquid crystal panel and display device |
| WO2015041316A1 (en) * | 2013-09-20 | 2015-03-26 | 富士フイルム株式会社 | Liquid crystal display device and light conversion member |
| CN105185790A (en) * | 2015-09-24 | 2015-12-23 | 深圳市华星光电技术有限公司 | Array substrate and manufacturing method thereof |
| KR20160112499A (en) * | 2015-03-19 | 2016-09-28 | 동우 화인켐 주식회사 | Yellow curable resin composition, and color filter comprising thereof and display device comprising of the same |
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| CN103278876A (en) * | 2013-05-28 | 2013-09-04 | 京东方科技集团股份有限公司 | Quantum dot color filter and manufacturing method thereof and display device |
| CN203465442U (en) * | 2013-07-23 | 2014-03-05 | 京东方科技集团股份有限公司 | Color filter, liquid crystal panel and display device |
| WO2015041316A1 (en) * | 2013-09-20 | 2015-03-26 | 富士フイルム株式会社 | Liquid crystal display device and light conversion member |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107884981A (en) * | 2017-12-26 | 2018-04-06 | 深圳市华星光电技术有限公司 | Color membrane substrates and preparation method thereof, liquid crystal panel |
| CN107884981B (en) * | 2017-12-26 | 2020-06-23 | 深圳市华星光电技术有限公司 | Color film substrate, manufacturing method thereof and liquid crystal panel |
| CN110161745A (en) * | 2018-02-12 | 2019-08-23 | 群创光电股份有限公司 | Show equipment |
| CN110400821A (en) * | 2018-04-24 | 2019-11-01 | 群创光电股份有限公司 | Show equipment |
| CN110727141A (en) * | 2019-10-23 | 2020-01-24 | 京东方科技集团股份有限公司 | Transparent display device, manufacturing method and control method |
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| Publication number | Publication date |
|---|---|
| CN107219669B (en) | 2020-02-04 |
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Address after: No.9-2 Tangming Avenue, Guangming New District, Shenzhen City, Guangdong Province Patentee after: TCL Huaxing Photoelectric Technology Co.,Ltd. Address before: No.9-2 Tangming Avenue, Guangming New District, Shenzhen City, Guangdong Province Patentee before: Shenzhen China Star Optoelectronics Technology Co.,Ltd. |
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