CN107390366A - A kind of display system, display methods and the vehicles - Google Patents
A kind of display system, display methods and the vehicles Download PDFInfo
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- CN107390366A CN107390366A CN201710762989.3A CN201710762989A CN107390366A CN 107390366 A CN107390366 A CN 107390366A CN 201710762989 A CN201710762989 A CN 201710762989A CN 107390366 A CN107390366 A CN 107390366A
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- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B27/00—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00
- G02B27/01—Head-up displays
- G02B27/0101—Head-up displays characterised by optical features
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Abstract
The invention discloses a kind of display system, display methods and the vehicles, including display screen and display device, the display system also includes：The light processor being arranged in the light path of the emergent light of the display device, light processor is used for after the emergent light of the display device is divided into the first emergent light and the second emergent light, by described first outgoing optical transport to the display screen towards the display surface of user side on, and by second emergent light carry out the first color of light optical filtering after remaining color optical transport to the display surface on.Technical scheme provided by the invention, the emergent light of display device is divided into the first emergent light and the second emergent light, on first emergent light normal transmission to display screen, and make on remaining color optical transport to display screen after the first color of light optical filtering of progress of the second emergent light, on the basis of the normal display picture of display system is ensured, the accounting of the first color of light is reduced, reduces the situation that the first color of light light damages to user.
Description
Technical field
The present invention relates to display technology field, more specifically, is related to a kind of display system, display methods and traffic work
Tool.
Background technology
Flat-panel screens (Head Up Display, HUD) is usually used in a vehicle, such as automobile.HUD shows
It is that display device is designed to that the display informations such as the travel situations of vehicle are presented on the windshield of vehicle to show system, and then will
Display information is transmitted into the eyes of driver；That is, HUD display systems produce simultaneously display image, so that driver sees such as
Various types of information such as speed, fuel oil level, temperature, direction.The light that HUD display systems are sent can include blue light, and
Prior art has no to HUD display systems to be improved for reducing injury of the blue light to human eye.It is well known that in visible ray
In, blue light is a kind of high energy short wavelength light of great energy, is chronically exposed under blue light, easily causes eye injury, particularly draw
Play macular diseases.Blue light can penetrate crystalline lens and reach retina, and optical damage is caused to it, accelerate the oxygen of macular area cell
Change, produce a large amount of free radicals, cause cataract, macular area is degenerated.
The content of the invention
In view of this, the invention provides a kind of display system, display methods and the vehicles, by the outgoing of display device
Light is divided into the first emergent light and the second emergent light, on the first emergent light normal transmission to display screen, and enters the second emergent light
On remaining color optical transport to display screen after the optical filtering of the color of light of row first, ensureing the base of the normal display picture of display system
On plinth, the accounting of the first color of light is reduced, reduces the situation that the first color of light light damages to user.
To achieve the above object, technical scheme provided by the invention is as follows：
A kind of display system, including display screen and display device, the display system also include：
The light processor being arranged in the light path of the emergent light of the display device, the light processor are used for institute
State display device emergent light be divided into the first emergent light and the second emergent light after, by the described first outgoing optical transport to the display
Second emergent light is carried out remaining color after the first color of light optical filtering towards on the display surface of user side by screen
On optical transport to the display surface.
Optionally, first color of light includes blue light, and remaining described color of light includes feux rouges and green glow.
Optionally, the light intensity of first emergent light and the outgoing that the light intensity summation of the second emergent light is the display device
The light intensity of light.
Optionally, the light intensity of first emergent light is identical with the light intensity of second emergent light.
Optionally, the light processor includes：
Amici prism, the Amici prism are used to the emergent light of the display device being divided into first emergent light and institute
State the second emergent light；
The filter coating being arranged in the second emergent light light path, the filter coating are used to carry out second emergent light
First color of light is emitted remaining color of light after filtering；
And for guiding the outgoing optical transport of first emergent light and/or the filter coating to the display screen
On optical transmission structure.
Optionally, the display device is arranged at the side that the display screen deviates from the display surface；
Wherein, the optical transmission structure includes：
The first reflection minor structure being arranged in the light path of first emergent light, the first reflection minor structure is used for will
First emergent light is reflexed on the display screen；
And be arranged at the filter coating emergent light light path on second reflection minor structure, it is described second reflection son
Structure is used to the emergent light of the filter coating reflexing to the display screen.
Optionally, the display device is arranged at the side of the display surface of the display screen.
Optionally, the display screen is arranged in the light path of first emergent light, and the optical transmission structure includes：If
The 3rd reflection minor structure being placed in the light path of the emergent light of the filter coating, the 3rd reflection minor structure are used for the filter
The emergent light of light film is reflexed on the display screen.
Optionally, the display screen is arranged in the light path of the emergent light of the filter coating, the optical transmission structure bag
Include：The 4th reflection minor structure being arranged in the light path of first emergent light, the 4th reflection minor structure are used for by described in
First emergent light is reflexed on the display screen.
Optionally, the display screen is not provided with the light path of the emergent light in first emergent light and the filter coating
On, the optical transmission structure includes：The 5th reflection minor structure being arranged in the light path of first emergent light, and it is arranged at institute
The 6th reflection minor structure in the light path of the emergent light of filter coating is stated, the 5th reflection minor structure is used to be emitted described first
Light is reflexed on the display screen, and the 6th reflection minor structure is used to the emergent light of the filter coating reflexing to described show
On display screen curtain.
Optionally, the Amici prism includes：
The first right-angle prism and the second right-angle prism that inclined-plane is oppositely arranged；
And it is arranged at the semi-transflective reflective light film between first right-angle prism and second right-angle prism.
Optionally, the display system also includes：
The beam condensing unit being arranged in the light path of the emergent light of the display device, and the light processor is arranged at institute
In the light path for stating the emergent light of beam condensing unit.
Optionally, the display device is liquid crystal display device or organic electroluminescence display device and method of manufacturing same.
Optionally, the display system is HUD display systems.
Accordingly, present invention also offers a kind of display methods, applied to display system, the display system includes display
Screen and display device, the display methods include：
To electric in the display system, the display device light extraction；
After the emergent light of the display device is divided into the first emergent light and the second emergent light, first emergent light is passed
The display screen is transported to towards on the display surface of user side, and second emergent light is subjected to the first color of light optical filtering
On remaining color optical transport to the display surface afterwards.
Accordingly, present invention also offers a kind of vehicles, the vehicles to include above-mentioned display system.
Compared to prior art, technical scheme provided by the invention at least has advantages below：
The invention provides a kind of display system, display methods and the vehicles, including display screen and display device, institute
Stating display system also includes：The light processor being arranged in the light path of the emergent light of the display device, the light processing dress
After putting for the emergent light of the display device to be divided into the first emergent light and the second emergent light, optical transport is emitted by described first
On to the display screen towards the display surface of user side, and by after second emergent light the first color of light optical filtering of progress
Remaining color optical transport to the display surface on.As shown in the above, technical scheme provided by the invention, by display device
Emergent light be divided into the first emergent light and the second emergent light, on the first emergent light normal transmission to display screen, and make second to go out
Penetrate on remaining color optical transport to display screen after light carries out the first color of light optical filtering, picture is normally shown in guarantee display system
On the basis of face, the accounting of the first color of light is reduced, reduces the situation that the first color of light light damages to user.
Brief description of the drawings
In order to illustrate more clearly about the embodiment of the present invention or technical scheme of the prior art, below will be to embodiment or existing
There is the required accompanying drawing used in technology description to be briefly described, it should be apparent that, drawings in the following description are only this
The embodiment of invention, for those of ordinary skill in the art, on the premise of not paying creative work, can also basis
The accompanying drawing of offer obtains other accompanying drawings.
Fig. 1 is a kind of structural representation for display system that the embodiment of the present application provides；
Fig. 2 is the structural representation for another display system that the embodiment of the present application provides；
Fig. 3 is a kind of structural representation for Amici prism that the embodiment of the present application provides；
Fig. 4 is the structural representation for another display system that the embodiment of the present application provides；
Fig. 5 is the structural representation for another display system that the embodiment of the present application provides；
Fig. 6 is the structural representation for another display system that the embodiment of the present application provides；
Fig. 7 is the structural representation for another display system that the embodiment of the present application provides.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clear, complete
Site preparation describes, it is clear that described embodiment is only part of the embodiment of the present invention, rather than whole embodiments.It is based on
Embodiment in the present invention, those of ordinary skill in the art are obtained every other under the premise of creative work is not made
Embodiment, belong to the scope of protection of the invention.
As described in background, HUD display systems produce simultaneously display image, so that driver sees such as speed, combustion
Various types of information such as oil level, temperature, direction.The light that HUD display systems are sent can include blue light, and prior art
HUD display systems are had no to be improved for reducing injury of the blue light to human eye.It is well known that in visible ray, blue light is
A kind of high energy short wavelength light of great energy, is chronically exposed under blue light, easily causes eye injury, particularly causes macula area sick
Become.Blue light can penetrate crystalline lens and reach retina, and optical damage is caused to it, accelerate the oxidation of macular area cell, produce big
Free radical is measured, causes cataract, macular area is degenerated.
Based on this, the embodiment of the present application provides a kind of display system, display methods and the vehicles, by display device
Emergent light is divided into the first emergent light and the second emergent light, on the first emergent light normal transmission to display screen, and makes the second outgoing
Light is carried out on remaining color optical transport to display screen after the first color of light optical filtering, is ensureing the normal display picture of display system
On the basis of, the accounting of the first color of light is reduced, reduces the situation that the first color of light light damages to user.For in realization
Purpose is stated, the technical scheme that the embodiment of the present application provides is as follows, the specific skill provided with reference to Fig. 1 to Fig. 7 the embodiment of the present application
Art scheme is described in detail.
With reference to shown in figure 1, a kind of structural representation of the display system provided for the embodiment of the present application, wherein, display system
System includes display screen 100 and display device 200, and the display system also includes：
The light processor 300 being arranged in the light path of the emergent light of the display device 200, the light processor
300 are used for after the emergent light of the display device 200 is divided into the first emergent light and the second emergent light, by first emergent light
Transmit on to the display screen 100 towards the display surface of the side of user 400, and second emergent light is subjected to the first face
On remaining color optical transport to the display surface after coloured light optical filtering.
In the embodiment of the application one, the emergent light for the display device that the application carries includes feux rouges, blue light and green glow three
Kind basic colors light.Wherein, first color of light that the embodiment of the present application provides includes blue light, and remaining described color of light bag
Include feux rouges and green glow；In the case where causing the normal display picture of display system, by reducing the accounting of blue light, and then can change
The display surface of kind display screen transmits situation about being damaged to the light of eyes of user to eyes of user.It should be noted that
The first color of light that the application provides can be the light of single color, can also be the light of multiple color, this application is not done
Concrete restriction is, it is necessary to according to being actually needed carry out specific design.
And in the embodiment of the application one, the light intensity and the second emergent light of first emergent light that the application provides
Light intensity summation is the light intensity of the emergent light of the display device, is avoided after subsequently being filtered to the first color of light, remaining color of light goes out
Now lose and make the reduction of display picture quality.Optionally, the light intensity for first emergent light that the embodiment of the present application provides and institute
State that the light intensity of the second emergent light is identical, and then ensure that the image quality that display system is shown is higher.
As shown in the above, the technical scheme that the embodiment of the present application provides, is divided into first by the emergent light of display device
Emergent light and the second emergent light, on the first emergent light normal transmission to display screen, and the second emergent light is set to carry out the first color
On remaining color optical transport to display screen after light optical filtering, on the basis of the normal display picture of display system is ensured, reduce
The accounting of first color of light, reduce the situation that the first color of light light damages to user.
In the embodiment of the application one, when the emergent light to display device is divided, Amici prism pair can be passed through
It is divided, and then the second emergent light is filtered by filter coating.With specific reference to shown in Fig. 2, being the embodiment of the present application
The structural representation of another display system of offer, the light processor include：
Amici prism 310, the Amici prism 310 are used to the emergent light of the display device 200 being divided into described first
Emergent light and second emergent light；
The filter coating 320 being arranged in the second emergent light light path, the filter coating 320 are used to be emitted to described second
Light carries out being emitted remaining color of light after first color of light filters；
And for guiding the outgoing optical transport of first emergent light and/or the filter coating 320 to the display screen
Optical transmission structure 330 on curtain 100.
The Amici prism that the embodiment of the present application provides is mainly used in the emergent light of display device carrying out light-splitting processing, obtains
First emergent light and the second emergent light, with reference to shown in figure 3, a kind of structural representation of the Amici prism provided for the embodiment of the present application
Figure, wherein, the Amici prism 310 that the embodiment of the present application provides includes：
The first right-angle prism 311 and the second right-angle prism 312 that inclined-plane is oppositely arranged；
And it is arranged at the semi-transflective reflective light between first right-angle prism 311 and second right-angle prism 312
Film 313.
That is, the Amici prism that the embodiment of the present application provides is straight by one first right-angle prism and another block size identical second
The inclined-plane composition glued together of angle prism, and the inclined-plane of any one right-angle prism is coated with a semi-transparent semi-reflective film.And then it is divided
For prism in the emergent light that receiving and displaying device is sent, it is 50% that a branch of 100% emergent light is divided into two beam emergent lights
First emergent light and 50% the second emergent light, i.e. an emergent light is passed through by semi-transflective reflective film, and passes through semi-transflective reflective
Film reflects an emergent light.Wherein, the light path of the first emergent light and the second emergent light in Amici prism is identical, and the first emergent light
It is identical with the light intensity of the second emergent light.
, it is necessary to be filtered to the second emergent light after light-splitting processing is carried out to the emergent light of display device by Amici prism
Light processing, after being filtered by filter coating to the second emergent light, remaining color of light is emitted；Such as, by red, green and
After blue light filters out in the light of blueness, red and green light is emitted.Wherein, filter coating can be a colour splitting prism, wherein, if
Put an anti-blue red green filter medium film thoroughly and form filter coating in a prism surface, the filter coating by after blu-ray reflection, through feux rouges and
Green glow is emitted.
The first emergent light and the guiding of the second emergent light are transmitted to the purpose on the display surface of display screen in order to reach, this
Apply for that the optical transmission structure that embodiment provides needs to carry out the design of particular location according to the position of display device, display screen.
Several specific display systems for implementing to provide to the application with reference to specific accompanying drawing are described in detail.
In the embodiment of the application one, display device can be arranged at the side that display screen deviates from its display surface.With reference to
Shown in Fig. 4, the structural representation of another display system provided for the embodiment of the present application, wherein, the display device 200 is set
It is placed in the side that the display screen 100 deviates from the display surface；
Wherein, the optical transmission structure 330 includes：
The first reflection minor structure 331 being arranged in the light path of first emergent light, the first reflection minor structure 331
For first emergent light to be reflexed into the display screen 100；
And be arranged at the filter coating 320 emergent light light path on second reflection minor structure 332, described second
Reflection minor structure 332 is used to the emergent light of the filter coating 320 reflexing to the display screen 100.
In the embodiment of the application one, the display device that the application provides may also be disposed on the institute of the display screen
State the side of display surface.
When display device is located at display surface side, the first emergent light can be directly transmitted on display screen.With reference to
Shown in Fig. 5, the structural representation of another display system provided for the embodiment of the present application, wherein, the display screen 100 is set
It is placed in the light path of first emergent light, the optical transmission structure 330 includes：
The 3rd reflection minor structure 333 being arranged in the light path of the emergent light of the filter coating 320, the 3rd reflection
Structure 333 is used to the emergent light of the filter coating 320 reflexing to the display screen 100.
In addition, when display device is located at display surface side, can also be direct by the second emergent light of filtered light processing
It is incident on display screen.With reference to shown in figure 6, the structural representation of another display system provided for the embodiment of the present application,
Wherein, the display screen 100 is arranged in the light path of the emergent light of the filter coating 320, and the optical transmission structure 330 wraps
Include：
The 4th reflection minor structure 334 being arranged in the light path of first emergent light, the 4th reflection minor structure 334
For first emergent light to be reflexed into the display screen 100.
In addition, when display device is located at display surface side, the second emergent light of the first emergent light and filtered light processing
It is not directly transmitted on display screen, and is incident to after the guiding of optical transmission structure on display screen.With reference to the institute of figure 7
Show, the structural representation of another display system provided for the embodiment of the present application, wherein, the display screen 100 is not provided with
In the light path of first emergent light and the emergent light of the filter coating 320, the optical transmission structure 330 includes：
The 5th reflection minor structure 335 being arranged in the light path of first emergent light, and it is arranged at the filter coating 320
Emergent light light path on the 6th reflection minor structure 336, the 5th reflection minor structure 335 is used for first emergent light
Reflex on the display screen 100, the 6th reflection minor structure 336 is used to reflect the emergent light of the filter coating 320
On to the display screen 100.
It should be noted that the first reflection minor structure, the second reflection minor structure the 3rd that the embodiment of the present application provides reflect
Minor structure, the 4th reflection minor structure and the 5th reflection minor structure can be made up of catoptric arrangements such as at least one speculums, right
The quantity and putting position the application of this speculum are not particularly limited, it is only necessary to which satisfaction reflexes to emergent light on display screen
.And display screen to the arrow between user's eyes, represents display screen in the accompanying drawing of the embodiment of the present application offer
Display picture can be incident to the eyes of user, user can observe display picture in people's any angle, to this this Shen
It please be not particularly limited, it is necessary to carry out specific design to the structure putting position of display system according to practical application.
In addition, the embodiment of the present application is for the angle of the emergent light of display device, the angle for accessing light of light processor
It is not particularly limited with the angle of emergent light and the angle of access light of display screen etc., to this needs according to practical application
Carry out specific design.
Further, in order to improve the display effect of display system, the display system that the embodiment of the present application provides is also
Including：
The beam condensing unit being arranged in the light path of the emergent light of the display device, and the light processor is arranged at institute
In the light path for stating the emergent light of beam condensing unit.
In the above-mentioned any one embodiment of the application, the display device that the application provides for liquid crystal display device or has
Organic electro luminescent display device；And in the application other embodiment, the display device that the application provides can also be other classes
The display device of type.
And in the above-mentioned any one embodiment of the application, the display system that the application provides can be that HUD is shown
System.
Accordingly, the embodiment of the present application additionally provides a kind of display methods, applied to display system, the display system bag
Display screen and display device are included, the display methods includes：
To electric in the display system, the display device light extraction；
After the emergent light of the display device is divided into the first emergent light and the second emergent light, first emergent light is passed
The display screen is transported to towards on the display surface of user side, and second emergent light is subjected to the first color of light optical filtering
On remaining color optical transport to the display surface afterwards.
Accordingly, the embodiment of the present application additionally provides a kind of vehicles, and the vehicles include above-mentioned any one reality
The display system of example offer is provided.
The embodiment of the present application provides a kind of display system, display methods and the vehicles, including display screen and display
Device, the display system also include：The light processor being arranged in the light path of the emergent light of the display device, the light
Processing unit is used for after the emergent light of the display device is divided into the first emergent light and the second emergent light, and described first is emitted
Optical transport to the display screen towards the display surface of user side on, and by second emergent light carry out the first color of light
Remaining color optical transport after optical filtering to the display screen towards the display surface of user side on.As shown in the above,
The technical scheme that the embodiment of the present application provides, the emergent light of display device is divided into the first emergent light and the second emergent light, first
On emergent light normal transmission to display screen, and the second emergent light is set to carry out remaining color optical transport after the first color of light optical filtering
To display screen, on the basis of the normal display picture of display system is ensured, reduce the accounting of the first color of light, reduce this
The situation that one color of light light damages to user.
The foregoing description of the disclosed embodiments, professional and technical personnel in the field are enable to realize or using the present invention.
A variety of modifications to these embodiments will be apparent for those skilled in the art, as defined herein
General Principle can be realized in other embodiments without departing from the spirit or scope of the present invention.Therefore, it is of the invention
The embodiments shown herein is not intended to be limited to, and is to fit to and principles disclosed herein and features of novelty phase one
The most wide scope caused.
Claims (16)
1. a kind of display system, including display screen and display device, it is characterised in that the display system also includes：
The light processor being arranged in the light path of the emergent light of the display device, the light processor is used for will be described aobvious
After the emergent light of showing device is divided into the first emergent light and the second emergent light, by the described first outgoing optical transport to the display screen
Towards on the display surface of user side, and second emergent light is subjected to remaining color of light after the first color of light optical filtering and passed
The display screen is transported to towards on the display surface of the user side.
2. display system according to claim 1, it is characterised in that first color of light includes blue light, and it is described its
Remaining color of light includes feux rouges and green glow.
3. display system according to claim 1, it is characterised in that the light intensity and the second emergent light of first emergent light
Light intensity summation for the display device emergent light light intensity.
4. display system according to claim 1, it is characterised in that the light intensity of first emergent light and described second goes out
The light intensity for penetrating light is identical.
5. display system according to claim 1, it is characterised in that the light processor includes：
Amici prism, the Amici prism are used to the emergent light of the display device being divided into first emergent light and described the
Two emergent lights；
The filter coating being arranged in the second emergent light light path, the filter coating are used for described in second emergent light progress
First color of light is emitted remaining color of light after filtering；
And on outgoing optical transport to the display screen for guiding first emergent light and/or the filter coating
Optical transmission structure.
6. display system according to claim 5, it is characterised in that the display device is arranged at the display screen back of the body
From the side of the display surface；
Wherein, the optical transmission structure includes：
The first reflection minor structure being arranged in the light path of first emergent light, the first reflection minor structure are used for by described in
First emergent light is reflexed on the display screen；
And be arranged at the filter coating emergent light light path on second reflection minor structure, it is described second reflection minor structure
For the emergent light of the filter coating to be reflexed into the display screen.
7. display system according to claim 5, it is characterised in that the display device is arranged at the display screen
The side of the display surface.
8. display system according to claim 7, it is characterised in that the display screen is arranged at first emergent light
Light path on, the optical transmission structure includes：The 3rd reflection minor structure being arranged in the light path of the emergent light of the filter coating,
The 3rd reflection minor structure is used to the emergent light of the filter coating reflexing to the display screen.
9. display system according to claim 7, it is characterised in that the display screen is arranged at going out for the filter coating
Penetrate in the light path of light, the optical transmission structure includes：The 4th reflection minor structure being arranged in the light path of first emergent light,
The 4th reflection minor structure is used to first emergent light reflexing to the display screen.
10. display system according to claim 7, it is characterised in that the display screen is not provided with going out in described first
Penetrate in the light path of the emergent light of light and the filter coating, the optical transmission structure includes：It is arranged at the light of first emergent light
On road the 5th reflection minor structure, and be arranged at the filter coating emergent light light path on the 6th reflection minor structure, it is described
5th reflection minor structure is used to first emergent light reflexing to the display screen, and the 6th reflection minor structure is used for
The emergent light of the filter coating is reflexed on the display screen.
11. display system according to claim 5, it is characterised in that the Amici prism includes：
The first right-angle prism and the second right-angle prism that inclined-plane is oppositely arranged；
And it is arranged at the semi-transflective reflective light film between first right-angle prism and second right-angle prism.
12. display system according to claim 1, it is characterised in that the display system also includes：
The beam condensing unit being arranged in the light path of the emergent light of the display device, and the light processor is arranged at described gather
In the light path of the emergent light of electro-optical device.
13. display system according to claim 1, it is characterised in that the display device is liquid crystal display device or had
Organic electro luminescent display device.
14. display system according to claim 1, it is characterised in that the display system is HUD display systems.
15. a kind of display methods, applied to display system, the display system includes display screen and display device, its feature
It is, the display methods includes：
To electric in the display system, the display device light extraction；
After the emergent light of the display device is divided into the first emergent light and the second emergent light, by the described first outgoing optical transport extremely
The display screen is towards on the display surface of user side, and after second emergent light is carried out into the first color of light optical filtering
On remaining color optical transport to the display surface.
16. a kind of vehicles, it is characterised in that the vehicles include aobvious described in claim 1~14 any one
Show system.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710762989.3A CN107390366B (en) | 2017-08-30 | 2017-08-30 | Display system, display method and vehicle |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710762989.3A CN107390366B (en) | 2017-08-30 | 2017-08-30 | Display system, display method and vehicle |
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| CN107390366A true CN107390366A (en) | 2017-11-24 |
| CN107390366B CN107390366B (en) | 2020-10-09 |
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