CN109298561A - A kind of transparent display panel and display device - Google Patents
A kind of transparent display panel and display device Download PDFInfo
- Publication number
- CN109298561A CN109298561A CN201811336687.0A CN201811336687A CN109298561A CN 109298561 A CN109298561 A CN 109298561A CN 201811336687 A CN201811336687 A CN 201811336687A CN 109298561 A CN109298561 A CN 109298561A
- Authority
- CN
- China
- Prior art keywords
- display panel
- liquid crystal
- polaroid
- transparent display
- absorption axiss
- 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
- 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
- G02F1/133528—Polarisers
-
- 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
- G02F1/13306—Circuit arrangements or driving methods for the control of single liquid crystal cells
-
- 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
- G02F1/133528—Polarisers
- G02F1/133548—Wire-grid polarisers
Abstract
The present invention provides a kind of transparent display panel and display device, which includes: liquid crystal display panel, the first polaroid and the second polaroid, and the first polaroid is set to the first surface of the liquid crystal display panel；Second polaroid is set to the second surface of the liquid crystal display panel；The absorption axiss of first polaroid and the absorption axiss of second polaroid are parallel to each other, and the angle between the absorption axiss of first polaroid and the long axis direction of the liquid crystal molecule in the liquid crystal cell is located within the scope of predetermined angle.Transparent display panel and display device of the invention can be such that transparent display panel shows in illuminated state, to reduce power consumption when not applying driving voltage.
Description
[technical field]
The present invention relates to field of display technology, more particularly to a kind of transparent display panel and display device.
[background technique]
Transparent display panel is generally used in Window Display, and user can not only be seen by the screen of transparent display panel
To picture to be shown, the object or scene of transparent display panel behind can also be seen by the screen.
As shown in Figure 1, existing transparent display panel generally includes liquid crystal cell 11, upper polaroid 12 and down polaroid
13, still, since the absorption axiss of upper polaroid 12 and the absorption axiss of down polaroid 13 are mutually perpendicular to, do not applying driving electricity
When pressure, the penetrance of transparent display panel is smaller, also dark-state show, be unable to satisfy the demand of transparence display.And in order to full
The demand of sufficient transparence display, it is desirable to provide biggish driving voltage, to increase power consumption.
Therefore, it is necessary to a kind of transparent display panel and display device be provided, to solve the problems of prior art.
[summary of the invention]
The purpose of the present invention is to provide a kind of transparent display panel and display devices, when not applying driving voltage, make
Transparent display panel is shown in illuminated state, reduces power consumption.
In order to solve the above technical problems, the present invention provides a kind of transparent display panel comprising:
Liquid crystal display panel, including liquid crystal cell；
First polaroid, set on the first surface of the liquid crystal display panel；
Second polaroid, set on the second surface of the liquid crystal display panel；
The absorption axiss of first polaroid and the absorption axiss of second polaroid are parallel to each other, and first polarisation
Angle between the absorption axiss of piece and the long axis direction of the liquid crystal molecule in the liquid crystal cell is located within the scope of predetermined angle.
In transparent display panel of the invention, the absorption axiss of first polaroid and the liquid crystal point in the liquid crystal cell
Angle between the long axis direction of son is at least one of 45 degree, 135 degree, 225 degree and 315 degree.
It is described transparent when the transparent display panel does not apply driving voltage in transparent display panel of the invention
The display state of display panel is illuminated state.
In transparent display panel of the invention, the penetrance of the transparent display panel is greater than preset value.
In transparent display panel of the invention, the liquid crystal display panel further includes being set to first polaroid and institute
State the first substrate between liquid crystal cell and the second substrate between second polaroid and the liquid crystal cell.
In transparent display panel of the invention, the liquid crystal display panel is the LCD display of vertical alignment mode
Plate.
In transparent display panel of the invention, first polaroid and second polaroid are line polarisation piece.
The present invention also provides a kind of display devices comprising backlight module and transparent display panel comprising:
Liquid crystal display panel, including liquid crystal cell；
First polaroid, set on the first surface of the liquid crystal display panel；
Second polaroid, set on the second surface of the liquid crystal display panel；
The absorption axiss of first polaroid and the absorption axiss of second polaroid are parallel to each other, and first polarisation
Angle between the absorption axiss of piece and the long axis direction of the liquid crystal molecule in the liquid crystal cell is located within the scope of predetermined angle.
In display device of the invention, absorption axiss and the liquid crystal molecule in the liquid crystal cell of first polaroid
Angle between long axis direction is at least one of 45 degree, 135 degree, 225 degree and 315 degree.
In display device of the invention, when the transparent display panel does not apply driving voltage, the transparence display
The display state of panel is illuminated state.
Transparent display panel and display device of the invention, by setting upper polaroid is parallel with the absorption axiss of down polaroid
It sets, and the angle between the absorption axiss of upper polaroid and the long axis direction of institute's liquid crystal molecule is located within the scope of predetermined angle, thus
Penetrance is improved, so that showing that transparent display panel in illuminated state when not applying driving voltage, reducing power consumption.
[Detailed description of the invention]
Fig. 1 is the structural schematic diagram of existing transparent display panel；
Fig. 2 is the structural schematic diagram of transparent display panel of the present invention；
Fig. 3 is the comparison diagram of the penetrance of transparent display panel of the present invention and existing transparent display panel.
[specific embodiment]
The explanation of following embodiment is to can be used to the particular implementation of implementation to illustrate the present invention with reference to additional schema
Example.The direction term that the present invention is previously mentioned, such as "upper", "lower", "front", "rear", "left", "right", "inner", "outside", " side "
Deng being only the direction with reference to annexed drawings.Therefore, the direction term used be to illustrate and understand the present invention, rather than to
The limitation present invention.The similar unit of structure is to be given the same reference numerals in the figure.
It is referring to figure 2. the structural schematic diagram of transparent display panel of the present invention to 3, Fig. 2.
As shown in Fig. 2, transparent display panel of the invention includes liquid crystal display panel 20, the first polaroid 31 and second
Polaroid 32.
Liquid crystal display panel 20 includes first substrate 22, the second substrate 23 and liquid crystal cell 21.In one embodiment, institute
Stating first substrate 22 can be color membrane substrates, and the second substrate 23 can be array substrate.It is filled in the liquid crystal cell 21
Liquid crystal molecule.
First polaroid 31 is set to the first surface of the liquid crystal display panel 20；Such as first polaroid 31 attach in institute
State the upper surface of liquid crystal display panel 20.Wherein first polaroid 31 is attached in the upper surface of first substrate 22.
In one embodiment, in order to increase penetrance, the absorption axiss of first polaroid 31 and the liquid crystal cell 21
In liquid crystal molecule long axis direction between angle be located within the scope of predetermined angle.
Wherein, in order to further increase penetrance and improve display effect, the absorption axiss of first polaroid 31 and institute
State the angle between the long axis direction of the liquid crystal molecule in liquid crystal cell 21 be in 45 degree, 135 degree, 225 degree and 315 degree at least
It is a kind of.That is, when between the absorption axiss of first polaroid 31 and the long axis direction of the liquid crystal molecule in the liquid crystal cell 21
Angle when being with upper angle, the effect that dark-state is shown is best, and wherein transparent display panel (such as LCD of VA mode) is not being driven
It is dark-state when dynamic.
Second polaroid 32 is set to the second surface of the liquid crystal display panel 20；Such as second polaroid 32 attach in institute
State the lower surface of liquid crystal display panel 20.Wherein second polaroid 32 is attached in the lower surface of the second substrate 23.
The absorption axiss of first polaroid 31 and the absorption axiss of second polaroid 32 are parallel to each other.In an embodiment party
In formula, first polaroid 31 and second polaroid 32 are line polarisation piece.
As shown in figure 3, abscissa indicates driving voltage in Fig. 3, ordinate indicates normalization penetrance, wherein 101 be existing
There is the drive waveforms figure of transparent display panel, 201 be the drive waveforms figure of transparent display panel of the present invention.Existing transparence display face
Plate needs biggish driving voltage, is just able to achieve higher penetrance.It is not difficult to find out from Fig. 3, when transparence display of the invention
For panel when not applying driving voltage, the penetrance of the transparent display panel is maximum, namely display state at this time is illuminated state.
In addition, the present invention is when driving voltage is smaller, penetrance is still higher.
The penetrance of transparent display panel of the invention is greater than the penetrance of existing transparent display panel namely described transparent
The penetrance of display panel is greater than preset value, and preset value is such as the penetrance of existing transparent display panel.Of the invention is transparent
Difference d between the penetrance of display panel and the penetrance of existing transparent display panel is more than or equal to 3%.
That is, orientation of the present invention by adjusting the absorption axiss of polaroid, so that transparent display panel is not applying
It is illuminated state when driving voltage, and improves penetrance, it is transparent aobvious because not only meeting without providing biggish driving voltage
The demand shown, also reduces power consumption.
Transparent display panel of the invention, by the way that the absorption axiss of upper polaroid and down polaroid are arranged in parallel, and it is upper inclined
Angle between the absorption axiss of mating plate and the long axis direction of institute's liquid crystal molecule is located within the scope of predetermined angle, penetrates to improve
Rate, so that showing transparent display panel illuminated state when not applying driving voltage, reducing power consumption.
The present invention also provides a kind of display devices comprising backlight module and transparent display panel, as shown in Fig. 2, this
The transparent display panel of invention includes liquid crystal display panel 20, the first polaroid 31 and the second polaroid 32.
Liquid crystal display panel 20 includes first substrate 22, the second substrate 23 and liquid crystal cell 21.In one embodiment, institute
Stating first substrate 22 can be color membrane substrates, and the second substrate 23 can be array substrate.It is filled in the liquid crystal cell 21
Liquid crystal molecule.
First polaroid 31 is set to the first surface of the liquid crystal display panel 20；Such as first polaroid 31 attach in institute
State the upper surface of liquid crystal display panel 20.Wherein first polaroid 31 is attached in the upper surface of first substrate 22.
In one embodiment, in order to increase penetrance, the absorption axiss of first polaroid 31 and the liquid crystal cell 21
In liquid crystal molecule long axis direction between angle be located within the scope of predetermined angle.
Wherein, in order to further increase penetrance and improve display effect, the absorption axiss of first polaroid 31 and institute
State the angle between the long axis direction of the liquid crystal molecule in liquid crystal cell 21 be in 45 degree, 135 degree, 225 degree and 315 degree at least
It is a kind of.That is, when between the absorption axiss of first polaroid 31 and the long axis direction of the liquid crystal molecule in the liquid crystal cell 21
Angle when being with upper angle, the effect that dark-state is shown is best.
Second polaroid 32 is set to the second surface of the liquid crystal display panel 20；Such as second polaroid 32 attach in institute
State the lower surface of liquid crystal display panel 20.Wherein second polaroid 32 is attached in the lower surface of the second substrate 23.
The absorption axiss of first polaroid 31 and the absorption axiss of second polaroid 32 are parallel to each other.In an embodiment party
In formula, first polaroid 31 and second polaroid 32 are line polarisation piece.
As shown in figure 3, abscissa indicates driving voltage in Fig. 3, ordinate indicates normalization penetrance, wherein 101 be existing
There is the drive waveforms figure of transparent display panel, 201 be the drive waveforms figure of transparent display panel of the present invention.Existing transparence display face
Plate needs biggish driving voltage, is just able to achieve higher penetrance.It is not difficult to find out from Fig. 3, when transparence display of the invention
For panel when not applying driving voltage, the penetrance of the transparent display panel is maximum, namely display state at this time is illuminated state.
In addition, the present invention is when driving voltage is smaller, penetrance is still higher.
The penetrance of transparent display panel of the invention is greater than the penetrance of existing transparent display panel namely described transparent
The penetrance of display panel is greater than preset value, and preset value is such as the penetrance of existing transparent display panel.Of the invention is transparent
Difference d between the penetrance of display panel and the penetrance of existing transparent display panel is more than or equal to 3%.
That is, orientation of the present invention by adjusting the absorption axiss of polaroid, so that transparent display panel is not applying
It is illuminated state when driving voltage, and improves penetrance, it is transparent aobvious because not only meeting without providing biggish driving voltage
The demand shown, also reduces power consumption.
Display device of the invention, by the way that the absorption axiss of upper polaroid and down polaroid are arranged in parallel, and upper polaroid
Absorption axiss and institute's liquid crystal molecule long axis direction between angle be located within the scope of predetermined angle, to improve penetrance,
So that showing transparent display panel illuminated state when not applying driving voltage, reducing power consumption.
In conclusion although the present invention has been disclosed above in the preferred embodiment, but above preferred embodiment is not to limit
The system present invention, those skilled in the art can make various changes and profit without departing from the spirit and scope of the present invention
Decorations, therefore protection scope of the present invention subjects to the scope of the claims.
Claims (10)
1. a kind of transparent display panel characterized by comprising
Liquid crystal display panel, including liquid crystal cell；
First polaroid, set on the first surface of the liquid crystal display panel；
Second polaroid, set on the second surface of the liquid crystal display panel；
The absorption axiss of first polaroid and the absorption axiss of second polaroid are parallel to each other, and first polaroid
Angle between absorption axiss and the long axis direction of the liquid crystal molecule in the liquid crystal cell is located within the scope of predetermined angle.
2. transparent display panel according to claim 1, which is characterized in that
Angle between the absorption axiss of first polaroid and the long axis direction of the liquid crystal molecule in the liquid crystal cell is 45 degree,
At least one of 135 degree, 225 degree and 315 degree.
3. transparent display panel according to claim 1, which is characterized in that when the transparent display panel does not apply driving
When voltage, the display state of the transparent display panel is illuminated state.
4. transparent display panel according to claim 3, which is characterized in that the penetrance of the transparent display panel is greater than
Preset value.
5. transparent display panel according to claim 1, which is characterized in that the liquid crystal display panel further includes being set to institute
It states the first substrate between the first polaroid and the liquid crystal cell and is set between second polaroid and the liquid crystal cell
The second substrate.
6. transparent display panel according to claim 1, which is characterized in that the liquid crystal display panel is vertically oriented mould
The liquid crystal display panel of formula.
7. transparent display panel according to claim 1, which is characterized in that first polaroid and second polarisation
Piece is line polarisation piece.
8. a kind of display device characterized by comprising backlight module and transparent display panel comprising:
Liquid crystal display panel, including liquid crystal cell；
First polaroid, set on the first surface of the liquid crystal display panel；
Second polaroid, set on the second surface of the liquid crystal display panel；
The absorption axiss of first polaroid and the absorption axiss of second polaroid are parallel to each other, and first polaroid
Angle between absorption axiss and the long axis direction of the liquid crystal molecule in the liquid crystal cell is located within the scope of predetermined angle.
9. display device according to claim 8, which is characterized in that the absorption axiss of first polaroid and the liquid crystal
Angle between the long axis direction of liquid crystal molecule in box is at least one of 45 degree, 135 degree, 225 degree and 315 degree.
10. display device according to claim 8, which is characterized in that when the transparent display panel does not apply driving electricity
When pressure, the display state of the transparent display panel is illuminated state.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811336687.0A CN109298561A (en) | 2018-11-12 | 2018-11-12 | A kind of transparent display panel and display device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811336687.0A CN109298561A (en) | 2018-11-12 | 2018-11-12 | A kind of transparent display panel and display device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109298561A true CN109298561A (en) | 2019-02-01 |
Family
ID=65146230
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811336687.0A Pending CN109298561A (en) | 2018-11-12 | 2018-11-12 | A kind of transparent display panel and display device |
Country Status (1)
| Country | Link |
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| CN (1) | CN109298561A (en) |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1881036A (en) * | 2005-06-17 | 2006-12-20 | 卡西欧计算机株式会社 | Liquid crystal display device and electronic device using same |
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| US20110085114A1 (en) * | 2009-10-12 | 2011-04-14 | Park Sehong | Wide view angle liquid crystal display device operating in normally white mode |
| CN103197464A (en) * | 2013-03-29 | 2013-07-10 | 深圳市华星光电技术有限公司 | Liquid crystal display panel and liquid crystal display |
| CN104297997A (en) * | 2014-11-05 | 2015-01-21 | 京东方科技集团股份有限公司 | Liquid crystal display panel, and display method and display device thereof |
| CN104503143A (en) * | 2014-12-17 | 2015-04-08 | 深圳市华星光电技术有限公司 | Transflective liquid crystal display and manufacturing method thereof |
| CN106842681A (en) * | 2017-03-02 | 2017-06-13 | 昆山龙腾光电有限公司 | Display device and reflection and transmission display methods |
| US20170235187A1 (en) * | 2016-02-17 | 2017-08-17 | Samsung Electronics Co., Ltd. | Electrical polarization filter, electronic apparatus including the same, and method of operating the electronic apparatus |
-
2018
- 2018-11-12 CN CN201811336687.0A patent/CN109298561A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1881036A (en) * | 2005-06-17 | 2006-12-20 | 卡西欧计算机株式会社 | Liquid crystal display device and electronic device using same |
| CN101371188A (en) * | 2006-01-13 | 2009-02-18 | 富士胶片株式会社 | Liquid crystal display device |
| US20110085114A1 (en) * | 2009-10-12 | 2011-04-14 | Park Sehong | Wide view angle liquid crystal display device operating in normally white mode |
| CN103197464A (en) * | 2013-03-29 | 2013-07-10 | 深圳市华星光电技术有限公司 | Liquid crystal display panel and liquid crystal display |
| CN104297997A (en) * | 2014-11-05 | 2015-01-21 | 京东方科技集团股份有限公司 | Liquid crystal display panel, and display method and display device thereof |
| CN104503143A (en) * | 2014-12-17 | 2015-04-08 | 深圳市华星光电技术有限公司 | Transflective liquid crystal display and manufacturing method thereof |
| US20170235187A1 (en) * | 2016-02-17 | 2017-08-17 | Samsung Electronics Co., Ltd. | Electrical polarization filter, electronic apparatus including the same, and method of operating the electronic apparatus |
| CN106842681A (en) * | 2017-03-02 | 2017-06-13 | 昆山龙腾光电有限公司 | Display device and reflection and transmission display methods |
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