CN205943341U - System for displaying images - Google Patents
System for displaying images Download PDFInfo
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- CN205943341U CN205943341U CN201620961204.6U CN201620961204U CN205943341U CN 205943341 U CN205943341 U CN 205943341U CN 201620961204 U CN201620961204 U CN 201620961204U CN 205943341 U CN205943341 U CN 205943341U
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Abstract
The utility model discloses a system for displaying images belongs to and shows technical field. The system includes: light source, a beam splitting device and n display device, N is more than or equal to 2, the light source is used for sending initial light, and will initial light throw to beam splitting device, beam splitting device is used for rightly initial light carries out the branch optical processing, obtains the same light of n way light intensity, and with every way light throws to a display device, every display device is used for rightly the light modulate that beam splitting device throwed to the region of predetermineeing that shows target image, what a n display device showed predetermines regional the constitution target image. The utility model provides a relatively poor problem of the display effect of image among the prior art, improved the display effect of image for image display.
Description
Technical field
This utility model is related to display technology field, particularly to a kind of image display system.
Background technology
Digital optical processing (English：Digital Light Procession；Referred to as：DLP) technology is that one kind adopts optics
Quasiconductor produces the digital Display Technique that digital multiple light courcess shows.DLP technology is applied to various product (as giant-screen numeral
TV, meeting scialyscope and digital camera etc.) in so that product shows the image of better quality.
There is a kind of image display system based on DLP technology, this image display system includes multiple displays in prior art
Device, each display device includes light source, ray machine and screen.In each display device, the light that ray machine reception light source sends (should
Light is white light), and this light is modulated, the light after modulating is projected to screen by ray machine, and each screen display goes out
Region is spliced into a complete image.
Because in above-mentioned image display system, each display device adopts independent light source, so the screen of different display device
The brightness in region that shows of curtain and colourity can difference, therefore, the display effect of image is poor.
Utility model content
Display effect in order to solve the problems, such as image in prior art is poor, and this utility model embodiment provides one kind
Image display system.Described technical scheme is as follows：
Provide a kind of image display system, described system includes：Light source, light-dividing device and n display device, described n
More than or equal to 2,
Described light source is used for sending original light, and described original light is projected to described light-dividing device；
Described light-dividing device is used for carrying out light-splitting processing to described original light, obtains n road light intensity identical light, and will
Light described in every road is projected to a display device；
Each described display device is used for the light of described light-dividing device projection being modulated, with target image
Predeterminable area, the predeterminable area that described n display device shows forms described target image.
Optionally, described light-dividing device includes at least one spectrum groupware being arranged in order along preset direction,
The first spectrum groupware at least one spectrum groupware described is used for the first transmission that the second spectrum groupware is produced
Light carries out light-splitting processing, obtains the first reflection light and the second transmitted ray, and described first reflection light is projected to aobvious
Showing device, described second transmitted ray is projected to the 3rd spectrum groupware, and described first spectrum groupware is at least one point described
Arbitrary spectrum groupware in addition to first spectrum groupware and end spectrum groupware in optical assembly, described first spectrum groupware with described
The distance of the distance of light source, described second spectrum groupware and described light source and described 3rd spectrum groupware and described light source away from
From satisfaction：
B ＜ a ＜ c；
Wherein, described a is the distance of described first spectrum groupware and described light source, and described b is described second spectrum groupware
With the distance of described light source, described c is the distance of described 3rd spectrum groupware and described light source.
Optionally, described spectrum groupware is beam splitter,
When described light-dividing device includes a described beam splitter, the light transmittance of described beam splitter and light reflectance
Ratio be 1.
Optionally, described spectrum groupware is beam splitter,
When described light-dividing device includes beam splitter described at least two, the light transmittance of each described beam splitter and light
The ratio of line reflection rate is not 1, and the light intensity of the reflection light of each described beam splitter generation is identical.
Optionally, described system also includes：Optical path switching device,
Described optical path switching device is used for the transmission that the end spectrum groupware at least one spectrum groupware described is produced
The light path of light is changed, and the transmitted ray of conversion is projected to display device.
Optionally, each described display device includes light modulation component, light path converting assembly and image display unit,
Described light modulation component is used for the light of described light-dividing device projection is modulated, the light after being modulated
Line, and the light after described modulation is projected to described light path converting assembly；
Described light path converting assembly is used for the light path of the light after described modulation is changed, and the described tune by conversion
Light after system is projected to described image display module；
The light that described image display module is used for after the described modulation according to conversion shows the default of described target image
Region.
Optionally, described light modulation component is ray machine；
Described light path converting assembly is reflecting mirror.
Optionally, described image display module includes screen,
Described screen is provided with reflecting mirror, the corresponding light of predeterminable area of the target image for showing on described screen
Human eye injected by line.
Optionally, described beam splitter is polarizing beam splitter mirror or neutral beam splitter mirror.
Optionally, described light source is high voltage mercury lamp, metal halid lamp, LED lamp or LASER Excited Fluorescence powder
Lamp.
The beneficial effect brought of technical scheme that this utility model embodiment provides is：
The image display system that this utility model embodiment provides, the initial light that light source can be sent due to light-dividing device
Line carries out light-splitting processing, obtains n road light intensity identical light, Bing Jiangmei road light is projected to a display device, due to multiple
Display device shares same light source, so avoiding the different display dresses that different display devices are led to using independent light source
The brightness in the screen display put region out and colourity difference, compared to prior art, improve the brightness in each region
With the homogeneity of colourity, this improves the display effect of image.
Brief description
In order to be illustrated more clearly that the technical scheme in this utility model embodiment, below will be to required in embodiment description
Accompanying drawing to be used be briefly described it should be apparent that, drawings in the following description are only that of the present utility model some are real
Apply example, for those of ordinary skill in the art, on the premise of not paying creative work, can also be according to these accompanying drawings
Obtain other accompanying drawings.
Fig. 1 is a kind of structural representation of image display system that this utility model embodiment provides；
Fig. 2 is a kind of structural representation of image display system that this utility model embodiment provides；
Fig. 3 is the arrangement schematic diagram of the screen that the image display unit in each display device shown in Fig. 2 includes；
Fig. 4 is a kind of structural representation of image display system that this utility model embodiment provides；
Fig. 5 is the arrangement schematic diagram of the screen that the image display unit in each display device shown in Fig. 4 includes；
Fig. 6-1 is a kind of flow chart of method for displaying image that this utility model embodiment provides；
Fig. 6-2 is that the original light that a kind of light-dividing device that this utility model embodiment provides sends to light source carries out light splitting
The flow chart processing；
Fig. 6-3 is that each display device a kind of that this utility model embodiment provides is carried out to the light that light-dividing device projects
The flow chart of modulation.
Specific embodiment
For making the purpose of this utility model, technical scheme and advantage clearer, new to this practicality below in conjunction with accompanying drawing
Type embodiment is described in further detail.
This utility model embodiment provides a kind of image display system, as shown in figure 1, this system includes：Light source 100,
Light-dividing device 200 and n display device 300, n is more than or equal to 2.
Wherein, light source 100 is used for sending original light p0, and original light p0 is projected to light-dividing device 200.
Light-dividing device 200 is used for carrying out light-splitting processing to original light p0, obtains n road light intensity identical light, and will be every
Road light is projected to a display device 300.
Each display device 300 is used for the light of light-dividing device 200 projection is modulated, pre- with target image
If region, the predeterminable area composition target image of n display device 300 display.
In sum, the image display system that this utility model embodiment provides, light-dividing device can send to light source
Original light carries out light-splitting processing, obtains n road light intensity identical light, and Bing Jiangmei road light is projected to a display device, by
Share same light source in multiple display devices, so avoiding the difference that different display devices are led to using independent light source
The brightness in the screen display of display device region out and colourity difference, compared to prior art, improve each region
Brightness and colourity homogeneity, this improves the display effect of image.
Example, light source can be high voltage mercury lamp, metal halid lamp, light emitting diode (English：Light-Emitting
Diode；Referred to as：LED) lamp and LASER Excited Fluorescence powder lamp etc..Fluorescent material can be silicate, Chlorosilicate, aluminate, nitrogen oxygen
Compound, nitride, tungstates, molybdate and oxysulfide etc..
Specifically, light-dividing device includes at least one spectrum groupware being arranged in order along preset direction.At least one light splitting
The first transmitted ray that the first spectrum groupware in assembly is used for the second spectrum groupware is produced carries out light-splitting processing, obtains first
Reflection light and the second transmitted ray, and the first reflection light is projected to display device, the second transmitted ray is projected to
Three spectrum groupware, the first spectrum groupware be at least one spectrum groupware in addition to first spectrum groupware and end spectrum groupware
The distance of distance, the second spectrum groupware and light source of arbitrary spectrum groupware, the first spectrum groupware and light source and the 3rd light splitting group
Part is met with the distance of light source：
B ＜ a ＜ c；
Wherein, a is the distance of the first spectrum groupware and light source, and b is the distance of the second spectrum groupware and light source, and c is the 3rd
Spectrum groupware and the distance of light source.
Example, when light-dividing device includes 3 spectrum groupware being arranged in order along preset direction, this image display system
Can be as shown in Fig. 2 this image display system includes light source 100, light-dividing device 200 and 4 display devices：First display device
310th, the second display device 320, the 3rd display device 330 and the 4th display device 340.Wherein, light-dividing device 200 is included along in advance
3 spectrum groupware that set direction (direction indicated by u in Fig. 2) is arranged in order：Second spectrum groupware 220, the first spectrum groupware
210 and the 3rd spectrum groupware 230.First spectrum groupware 210 and light source 100 are more than the second spectrum groupware 220 and light source apart from a
100 apart from b, and less than the 3rd spectrum groupware 230 with light source 100 apart from c.Example, the second spectrum groupware 220, first
Spectrum groupware 210 and the 3rd spectrum groupware 230 are beam splitter, and each beam splitter can not be polarizing beam splitter mirror.Each beam splitter
Light transmittance is not 1 with the ratio of light reflectance, and the light intensity of the reflection light of each beam splitter generation is identical.As Fig. 2
In the ratio of the light transmittance of the second spectrum groupware 220 and light reflectance be 3: 1, the light of the first spectrum groupware 210
Absorbance is 2: 1 with the ratio of light reflectance, and the light transmittance of the 3rd spectrum groupware 230 and the ratio of light reflectance are
1∶1.So, when the original light p0 that light source 100 sends light intensity with 1 to represent when, the second spectrum groupware 220, the first light splitting
The light intensity of the reflection light of assembly 210 and the 3rd spectrum groupware 230 generation is 1/4.
Referring to Fig. 2, light source 100 sends original light p0 (white light), and original light p0 is projected to the second spectrum groupware
220；Second spectrum groupware 220 carries out light-splitting processing to original light p0, a quarter of original light p0 is reflected,
Obtain the second reflection light p1, transmission is carried out to 3/4ths of original light p0, obtain the first transmitted ray p2.Second light splitting
Second reflection light p1 is projected to the first display device 310 by assembly 220 again, and the first transmitted ray p2 is projected to the first light splitting
Assembly 210；First spectrum groupware 210 carries out light-splitting processing to the first transmitted ray p2, i.e. three points to the first transmitted ray p2
One of reflected, obtain the first reflection light p3, transmission carried out to 2/3rds of the first transmitted ray p2, obtains second saturating
Penetrate light p4, the first reflection light p3 is projected to the second display device 320 by the first spectrum groupware 210 again, by the second transmitted light
Line p4 is projected to the 3rd spectrum groupware 230；3rd spectrum groupware 230 carries out light-splitting processing to the second transmitted ray p4, that is, to
/ 2nd of two transmitted ray p4 are reflected, and obtain the 3rd reflection light p5,1/2nd to the second transmitted ray p4
Carry out transmission, obtain the 3rd transmitted ray p6, the 3rd reflection light p5 is projected to the 3rd display dress by the 3rd spectrum groupware 230 again
Put 330, the 3rd transmitted ray p6 is projected to the 4th display device 340.First display device 310, the second display device 320,
3rd display device 330 and the predeterminable area of the 4th display device 340 difference target image.
Further, as shown in Fig. 2 this image display system also includes：Optical path switching device 400.
Optical path switching device 400 is used for end spectrum groupware (i.e. the 3rd spectrum groupware at least one spectrum groupware
230) light path of the transmitted ray (i.e. the 3rd transmitted ray p6) producing is changed, and the transmitted ray of conversion is projected to
Four display devices 340.Example, this optical path switching device 400 can be reflecting mirror.
Specifically, as shown in Fig. 2 each display device includes light modulation component 01, light path converting assembly 02 and image
Display module (not shown in Fig. 2).
Light modulation component 01 is used for the light of light-dividing device projection is modulated, the light after being modulated, and will
Light after modulation is projected to light path converting assembly 02.Example, light modulation component is ray machine.The structure of this ray machine can be
Single chip architecture, such as single digital micro mirror element (English：Digital Micromirror Device；Referred to as：DMD) chip knot
Structure or three chip structures, such as three liquid crystal displays (English：Liquid Crystal Display；Referred to as：LCD)
Structure.
Light path converting assembly 02 is used for the light path of the light after modulation is changed, and the light after the modulation that will change
It is projected to image display unit.Example, light path converting assembly is reflecting mirror.
Image display unit is used for the predeterminable area of the light target image after the modulation according to conversion.
Specifically, image display unit includes screen (being not drawn in Fig. 2).This screen is provided with reflecting mirror 0311, reflection
Mirror 0311 is used for for corresponding for the predeterminable area of the target image showing on screen light injecting human eye, is easy to people's viewing target figure
Picture.
Taking the first display device 310 as a example, the second reflection light p1 is projected to the first display dress by the second spectrum groupware 220
Put the light modulation component 01 in 310, this light modulation component 01 is modulated to the second reflection light p1, after being modulated
Light, and the light after modulation is projected to light path converting assembly 02；The light to the light after modulation for this light path converting assembly 02
Road is changed, and the light after the modulation of conversion is projected to the screen in image display unit, the reflecting mirror on this screen
Corresponding for the predeterminable area of the target image showing on screen light is injected human eye by 0311.
Fig. 3 shows the arrangement schematic diagram of the screen that the image display unit in each display device of Fig. 2 includes.First display
The first screen 0301 in device is used for the upper left corner area of target image, the second screen 0302 in the second display device
For the upper right comer region of target image, the 3rd screen 0303 in the 3rd display device is used for the right side of target image
Lower angular zone, the 4th screen 0304 in the 4th display device is used for the lower left corner region of target image.First screen
0301st, the image mosaic that the second screen 0302, the 3rd screen 0303 are presented with the 4th screen 0304 has become a complete figure
Picture.
Due to the first display device 310 in Fig. 2, the second display device 320, the 3rd display device 330 and the 4th display
Device 340 shares same light source 100, it is possible to avoiding in prior art because of the brightness in each region caused by different light sources
Have differences with colourity, improve the brightness in each region and the homogeneity of colourity, improve the display effect of image.
Example, when light-dividing device includes 1 spectrum groupware, this image display system can be as shown in figure 4, this image
Display system includes light source 100, light-dividing device 200 and 2 display devices 300：5th display device 350 and the 6th display device
360.Light-dividing device 200 includes 1 spectrum groupware：4th spectrum groupware 240.Example, the 4th spectrum groupware 240 is beam splitting
Mirror, the light transmittance of this beam splitter and the ratio of light reflectance are 1, that is, the light transmittance of the 4th spectrum groupware 240 with
Light reflectance is 1/2.Example, this beam splitter be polarizing beam splitter mirror or neutral beam splitter mirror, when light source 100 send initial
The light intensity of light p0 with 1 to represent when, the 4th spectrum groupware 240 produce the light intensity of reflection light and transmitted ray light intensity equal
For 1/2.
Referring to Fig. 4, light source 100 sends original light p0 (white light), and original light p0 is projected to the 4th spectrum groupware
240；4th spectrum groupware 240 carries out light-splitting processing to original light p0,1/2nd of original light p0 is reflected,
Obtain the 4th reflection light p7, transmission is carried out to 1/2nd of original light p0, obtains the 4th transmitted ray p8.4th light splitting
4th reflection light p7 is projected to the 5th display device 350 by assembly 240, and the 4th transmitted ray p8 is projected to the 6th display dress
Put 360.5th display device 350 and the predeterminable area of the 6th display device 360 difference target image.
Further, as shown in figure 4, this image display system also includes：Optical path switching device 400.
This optical path switching device 400 is used for the light path of the 4th transmitted ray p8 that the 4th spectrum groupware 240 produces is carried out
Conversion, and the 4th transmitted ray p8 of conversion is projected to the 6th display device 360.Example, this optical path switching device is permissible
For reflecting mirror.The angles of this reflecting mirror can be as shown in figure 4, the length direction (side as indicated by v in Fig. 4 of reflecting mirror
To) parallel to paper, and the angle projecting between direction of the length direction of reflecting mirror and the 4th transmitted ray p8 is 45 °.
Wherein, the 5th display device 350 and the 6th display device 360 include light modulation component 01, light path converting respectively
Assembly 02 and image display unit.
Light modulation component 01 is used for the light of light-dividing device projection is modulated, the light after being modulated, and will
Light after modulation is projected to light path converting assembly 02.
Light path converting assembly 02 is used for the light path of the light after modulation is changed, and the light after the modulation that will change
It is projected to image display unit.Example, light path converting assembly is reflecting mirror.The pendulum of the reflecting mirror in the 5th display device 350
Putting angle can be as shown in figure 4, the length direction (direction as indicated by w in Fig. 4) of reflecting mirror be parallel to paper, and reflecting mirror
Length direction and the 4th reflection light p7 project direction between angle be 45 °；Reflecting mirror in 6th display device 360
Length direction (direction as indicated by z in Fig. 4) parallel to paper, and the length direction of reflecting mirror and the 4th transmitted ray p8
Project direction between angle be 45 °.
Image display unit is used for the predeterminable area of the light target image after the modulation according to conversion.
Image display unit includes screen (being not drawn in Fig. 4).This screen is provided with reflecting mirror 0311, and reflecting mirror 0311 is used
In corresponding for the predeterminable area of the target image showing on screen light is injected human eye, it is easy to people's viewing target image.
Fig. 5 shows the arrangement schematic diagram of the screen that the image display unit in each display device of Fig. 4 includes.5th display
The 5th screen 0305 in device is used for left one side of something region of target image, the 6th screen 0306 in the 6th display device
Right one side of something region for target image.The image mosaic that 5th screen 0305 is presented with the 6th screen 0306 has become one
Individual complete image.
Because the 5th display device 350 in Fig. 4 and the 6th display device 360 share same light source 100, it is possible to
Avoid in prior art because the brightness in each region caused by different light sources and colourity have differences, improve the brightness in each region
With the homogeneity of colourity, improve the display effect of image.
It should be noted that spectrum groupware in this image display system, optical path switching device, light path converting assembly, with
And the angles of the reflecting mirror on screen can determine according to practical application, this utility model embodiment does not limit to this
Fixed.
The image display system that this utility model embodiment is directed to projector and provides is back projection type splicing construction, and this structure makes
The brightness of the regional of image that splices of image display system and colourity more uniform, improve the effect of image mosaic
Really, improve the display effect of image.
In sum, the image display system that this utility model embodiment provides, light-dividing device can send to light source
Original light carries out light-splitting processing, obtains n road light intensity identical light, and Bing Jiangmei road light is projected to a display device, by
Share same light source in multiple display devices, so avoiding the difference that different display devices are led to using independent light source
The brightness in the screen display of display device region out and colourity difference, compared to prior art, improve each region
Brightness and colourity homogeneity, this improves the display effect of image, and system structure be simple, it is easy to accomplish.
This utility model embodiment provides a kind of method for displaying image, and as in Figure 6-1, the method includes：
The original light that step 601, light-dividing device send to light source carries out light-splitting processing, obtains n road light intensity identical light
Line, n is more than or equal to 2.
Every road light is projected to one of n display device display device by step 602, light-dividing device.
The light that step 603, each display device project to light-dividing device is modulated, default with target image
Region, the predeterminable area composition target image that n display device shows.
In sum, the method for displaying image that this utility model embodiment provides, because, in the method, light-dividing device can
The original light that light source is sent carries out light-splitting processing, obtains n road light intensity identical light, and Bing Jiangmei road light is projected to one
Display device, because multiple display devices share same light source, so avoid different display devices using independent light source
The brightness in region out of the screen display of the different display devices leading to and colourity difference, compared to prior art, carry
Rise the brightness in each region and the homogeneity of colourity, this improves the display effect of image.
Specifically, light-dividing device includes at least one spectrum groupware being arranged in order along preset direction.
Accordingly, as in fig. 6-2, step 601 can include：
The first transmission that the first spectrum groupware in step 6011, at least one spectrum groupware produces to the second spectrum groupware
Light carries out light-splitting processing, obtains the first reflection light and the second transmitted ray.
First transmitted ray is that the second spectrum groupware produces according to original light.
As a example image display system shown in by Fig. 2.In Fig. 2, the first spectrum groupware 210 produces to the second spectrum groupware 220
The first transmitted ray p2 carry out light-splitting processing, 1/3rd of the first transmitted ray p2 are reflected, obtain first anti-
Penetrate light p3, transmission is carried out to 2/3rds of the first transmitted ray p2, obtain the second transmitted ray p4.
First reflection light is projected to display device by step 6012, the first spectrum groupware.
Referring to Fig. 2, the first reflection light p3 that step 6011 obtains is projected to the second display dress by the first spectrum groupware 210
Put 320.
Second transmitted ray is projected to the 3rd spectrum groupware by step 6013, the first spectrum groupware.
Referring to Fig. 2, the second transmitted ray p4 is projected to the 3rd spectrum groupware 230 by the first spectrum groupware 210, in order to
Three spectrum groupware 230 continue to carry out light-splitting processing to the second transmitted ray p4.
Wherein, the first spectrum groupware be at least one spectrum groupware in addition to first spectrum groupware and end spectrum groupware
Arbitrary spectrum groupware, the distance of distance, the second spectrum groupware and light source of the first spectrum groupware and light source and the 3rd light splitting
Assembly is met with the distance of light source：
B ＜ a ＜ c；
A is the distance of the first spectrum groupware and light source, and b is the distance of the second spectrum groupware and light source, and c is the 3rd light splitting group
Part and the distance of light source.
Example, spectrum groupware is beam splitter.As shown in figure 4, when light-dividing device includes a beam splitter, this beam splitter
The ratio of light transmittance and light reflectance be 1.As shown in Fig. 2 when light-dividing device includes at least two beam splitters, often
The light transmittance of individual beam splitter and the ratio of light reflectance are not 1, and the reflection light of each described beam splitter generation
Light intensity is identical.
Further, when the 3rd spectrum groupware is the end spectrum groupware at least one spectrum groupware, as Fig. 2 institute
Show, every road light is projected to one of n display device display device by light-dividing device, including：
Optical path switching device is changed to the light path of the transmitted ray that the 3rd spectrum groupware produces, and the transmission by conversion
Light is projected to display device.Example, this optical path switching device can be reflecting mirror.
Specifically, as shown in Fig. 2 each display device includes light modulation component 01, light path converting assembly 02 and image
Display module.Accordingly, as shown in Fig. 6-3, step 603 can include：
The light that step 6031, light modulation component project to light-dividing device is modulated, the light after being modulated.
Referring to Fig. 2, taking the first display device 310 as a example, light modulation component 01 second spectrum groupware 220 is projected
Two reflection lights p1 are modulated, the light after being modulated.Example, light modulation component is ray machine.
Light after modulating is projected to light path converting assembly by step 6032, light modulation component.
Taking the first display device 310 in Fig. 2 as a example, the light after modulating is projected to light path and turns by light modulation component 01
Change assembly 02.Example, light path converting assembly is reflecting mirror.
Step 6033, light path converting assembly are changed to the light path of the light after modulation.
Taking the first display device 310 in Fig. 2 as a example, light path converting assembly 02 carries out turning to the light path of the light after modulation
Change.
Light after the modulation of conversion is projected to image display unit by step 6034, light path converting assembly.
Taking the first display device 310 in Fig. 2 as a example, the light after the modulation of conversion is projected to by light path converting assembly 02
Image display unit.
Step 6035, image display unit are according to the predeterminable area of the light target image after the modulation of conversion.
Taking the first display device 310 in Fig. 2 as a example, the light after the modulation of conversion is projected to by light path converting assembly 02
After image display unit, image display unit is further according to the predeterminable area of the light target image after the modulation of conversion.
Specifically, image display unit includes screen, and this screen is provided with reflecting mirror.Accordingly, step 6035 can be wrapped
Include：
Screen is according to the predeterminable area of the light target image after the modulation of conversion.
After screen is according to the predeterminable area of the light target image after the modulation of conversion, the method also includes：
Corresponding for the predeterminable area of the target image showing on screen light is injected human eye by the reflecting mirror of screen, is easy to people
Viewing target image.
It should be noted that the sequencing of the method for displaying image step of this utility model embodiment offer can be carried out
Suitably adjust, step can also according to circumstances accordingly be increased and decreased, and any those familiar with the art is in this practicality
In the technical scope of new exposure, method that change can be readily occurred in, all should cover within protection domain of the present utility model,
Therefore repeat no more.
In sum, the method for displaying image that this utility model embodiment provides, because, in the method, light-dividing device can
The original light that light source is sent carries out light-splitting processing, obtains n road light intensity identical light, and Bing Jiangmei road light is projected to one
Display device, because multiple display devices share same light source, so avoid different display devices using independent light source
The brightness in region out of the screen display of the different display devices leading to and colourity difference, compared to prior art, carry
Rise the brightness in each region and the homogeneity of colourity, this improves the display effect of image.
The technical staff unit in described field can be understood that, for convenience and simplicity of description, the side of foregoing description
The implementation process of method, may be referred to the specific work process of aforementioned system, will not be described here.
The foregoing is only preferred embodiment of the present utility model, not in order to limit this utility model, all in this practicality
Within new spirit and principle, any modification, equivalent substitution and improvement made etc., should be included in guarantor of the present utility model
Within the scope of shield.
Claims (10)
1. a kind of image display system is it is characterised in that described system includes：Light source, light-dividing device and n display device, institute
State n and be more than or equal to 2,
Described light source is used for sending original light, and described original light is projected to described light-dividing device；
Described light-dividing device is used for carrying out light-splitting processing to described original light, obtains n road light intensity identical light, Bing Jiangmei road
Described light is projected to a display device；
Each described display device is used for the light of described light-dividing device projection is modulated, default with target image
Region, the predeterminable area that described n display device shows forms described target image.
2. system according to claim 1 is it is characterised in that what described light-dividing device included being arranged in order along preset direction
At least one spectrum groupware,
The first spectrum groupware at least one spectrum groupware described is used for the first transmitted ray that the second spectrum groupware is produced
Carry out light-splitting processing, obtain the first reflection light and the second transmitted ray, and described first reflection light is projected to display dress
Put, described second transmitted ray is projected to the 3rd spectrum groupware, described first spectrum groupware is at least one light splitting group described
Arbitrary spectrum groupware in addition to first spectrum groupware and end spectrum groupware in part, described first spectrum groupware and described light source
Distance, the distance of described second spectrum groupware and described light source and described 3rd spectrum groupware full with the distance of described light source
Foot：
B ＜ a ＜ c；
Wherein, described a is the distance of described first spectrum groupware and described light source, and described b is described second spectrum groupware and institute
State the distance of light source, described c is the distance of described 3rd spectrum groupware and described light source.
3. system according to claim 2 it is characterised in that described spectrum groupware be beam splitter,
When described light-dividing device includes a described beam splitter, the ratio of the light transmittance of described beam splitter and light reflectance
It is worth for 1.
4. system according to claim 2 it is characterised in that described spectrum groupware be beam splitter,
When described light-dividing device includes beam splitter described at least two, the light transmittance of each described beam splitter is anti-with light
The ratio penetrating rate is not 1, and the light intensity of the reflection light of each described beam splitter generation is identical.
5. system according to claim 2 is it is characterised in that described system also includes：Optical path switching device,
Described optical path switching device is used for the transmitted ray that the end spectrum groupware at least one spectrum groupware described is produced
Light path changed, and the transmitted ray of conversion is projected to display device.
6. system according to claim 1 is it is characterised in that each described display device includes light modulation component, light
Road transition components and image display unit,
Described light modulation component is used for the light of described light-dividing device projection is modulated, the light after being modulated, and
Light after described modulation is projected to described light path converting assembly；
Described light path converting assembly is used for the light path of the light after described modulation is changed, and by after the described modulation of conversion
Light be projected to described image display module；
The light that described image display module is used for after the described modulation according to conversion shows the predeterminable area of described target image.
7. system according to claim 6 it is characterised in that
Described light modulation component is ray machine；
Described light path converting assembly is reflecting mirror.
8. system according to claim 6 is it is characterised in that described image display module includes screen,
Described screen is provided with reflecting mirror, for penetrating the corresponding light of predeterminable area of the target image of display on described screen
Enter human eye.
9. system according to claim 3 it is characterised in that
Described beam splitter is polarizing beam splitter mirror or neutral beam splitter mirror.
10. according to the arbitrary described system of claim 1 to 9 it is characterised in that
Described light source is high voltage mercury lamp, metal halid lamp, LED lamp or LASER Excited Fluorescence powder lamp.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620961204.6U CN205943341U (en) | 2016-08-26 | 2016-08-26 | System for displaying images |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201620961204.6U CN205943341U (en) | 2016-08-26 | 2016-08-26 | System for displaying images |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106324961A (en) * | 2016-08-26 | 2017-01-11 | 合肥鑫晟光电科技有限公司 | Image display method and system |
| CN113671782A (en) * | 2021-10-21 | 2021-11-19 | 成都极米科技股份有限公司 | Projection equipment |
-
2016
- 2016-08-26 CN CN201620961204.6U patent/CN205943341U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106324961A (en) * | 2016-08-26 | 2017-01-11 | 合肥鑫晟光电科技有限公司 | Image display method and system |
| CN113671782A (en) * | 2021-10-21 | 2021-11-19 | 成都极米科技股份有限公司 | Projection equipment |
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