CN201289541Y - System for generating synthesis image - Google Patents
System for generating synthesis image Download PDFInfo
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- CN201289541Y CN201289541Y CNU2008200379944U CN200820037994U CN201289541Y CN 201289541 Y CN201289541 Y CN 201289541Y CN U2008200379944 U CNU2008200379944 U CN U2008200379944U CN 200820037994 U CN200820037994 U CN 200820037994U CN 201289541 Y CN201289541 Y CN 201289541Y
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Abstract
The utility model discloses a system for producing composite images, which comprises the following along a light path: an illuminating system which can produce illumination regions with more than two different lights and is provided with mutually separated spaces; a display chip which is provided with at least two regions for displaying different lights; a first lens system which can code the space information of different lights in angles; a derivation element which can derivate different lights by different angles; a second lens system. The different lights are defined as lights with different colors or different polarization, thus the system can produce color pictures and three-dimensional pictures correspondingly. The system has the advantages that the structure is simple, the cost is low, the display of color or three-dimensional pictures can be realized only through a single chip by utilizing the angle coding and decoding of different lights, and the application field of the utility model comprises near eye display systems, projection display systems and dimensional display systems.
Description
Technical field
The utility model relates to the display technique field, relates in particular to a kind of display system of utilizing angular coding and combination picture.
Background technology
Nearly all display chip all is monochromatic in essence.In order to realize colored the demonstration that they all need to adopt realizes colorize someway.The method that many generation colors are arranged at present mainly is to show different colours in the spatial domain respectively with time domain, is synthesized together again:
(1) micro-filtration light microscopic method extensively is used in direct-view demonstration and optical projection system.Three sub-pixels that are coated with the RGB color filter form a pixel.In projection system, the micro display chip of color filter has many shortcomings.At first, the utilization ratio of luminous energy is very low, because 2/3rds meetings of luminous energy be absorbed by color filter.Secondly, color filter is structured in complex process on the micro display chip base plate very much.
(2) three label slice structures are a kind ofly to utilize three chips to produce the method for RGB three former primary color images respectively.A light-combining prism is used to three former primary color images are merged into a coloured image.Because the three-chip type structure has adopted three miniature display chips, cost is very high.The miniature display system of nearly all HTPS and a lot of miniature display system of LCOS all adopt this method.
(3) sequential color method is a kind of sequential colorization ray cast to a display chip that allows, thereby produces the method for coloured image.This method is simpler than the principle of three above-mentioned chip types, and also the cost than three label slice structures is low simultaneously, but this method must be a cost with having the display chip of quick corresponding time with the electronic system that adopts high data bandwidth.Finally it seems, adopt the cost of the system of this method equally also can be very high.And this method can be lost 2/3 white light, so its light extraction efficiency is very low.The color defective also is a problem.
The utility model content
The purpose of this utility model is: a kind of system that produces composograph is provided, and it utilizes the angular coding and the decoding of different color light, just can realize that by one chip coloured image shows; In addition, this system can also be used for by angular coding and decoding to different polarization light, realizes that with one chip stereo-picture shows.
The technical solution of the utility model is: a kind of system that produces composograph is characterized in that: it comprises successively along light path and is provided with, and one can produce the field of illumination of two or more heterogeneity light, and each space, field of illumination illuminator separated from one another; One display chip, described display chip have at least two zones that show the information of heterogeneity light; One first lens combination that can on angle, encode the spatial information of heterogeneity light; One can be the deflecting element of heterogeneity light deflection different angles; And second lens combination.
Below technique scheme is further explained:
Described heterogeneity only refers to the light of different colours, and the system of described generation composograph is the system that can produce coloured image.Described heterogeneity light can also be meant the light of different polarization, and the system of described generation composograph is the system that can produce stereo-picture.
When the utility model system is used to produce coloured image, the light that described illuminator is sent is through display chip, first lens combination through angular coding, chromatic information is encoded on angle, deflecting element is synthesized together the colorama of different angles, through second lens combination coloured image is projected screen or human eye.
The light source of described illuminator can adopt any of high-luminance light source technology, includes, but are not limited to high-brightness projection light source, incandescent lamp, arc lamp, LED, laser.
When illuminator adopted broadband such as incandescent lamp, arc lamp light source, described illuminator also comprised plural cascade colour splitting system, and the light that is sent by light source is divided into the RGB field of illumination with the efficient near 100%.Described illuminator also includes plural optical wand, has low refractive index dielectric between the described optical wand, forms optical waveguide, and each optical waveguide forms a kind of passage of colorama, and colorama is transferred to corresponding zone on the display chip.
Illuminator is above-mentioned by light sources such as incandescent lamp, arc lamps except adopting, and carries out outside the mode of color separation through the cascade colour splitting system, also can directly adopt to comprise the above LED of two kinds of colors as light source, and need not the cascade colour splitting system carry out color separation this moment.One of can following mode between described led light source and the display chip connect: optical wand, lens or directly contact.When connecting in the optical wand mode between described led light source and the display chip, exist between the connection optical wand between described led light source and the display chip in order to avoid the gap of the low refractive index dielectric that colour harasses.When connecting in the optical wand mode between described led light source and the display chip, can glue together at least one following interface: between led light source and the optical wand, between the endpiece of optical wand and the chip or between first lens of the chip and first lens combination, make total system be called an organic whole.
Described display chip can adopt any of existing miniscope technology, includes, but are not limited to liquid crystal chip LCD, micromechanics MEMS, liquid crystal over silicon LCOS device.Described display chip can be reflective, transmission-type or Autoluminescence.Display chip in the technique scheme also can show chip by autoluminescences such as LED or OLED and form, and illuminator and display chip will close as a whole like this.Display chip in the technique scheme can be a mutually abundant approaching chip array more than two, to substitute the single chip architecture that shows a plurality of colour gamuts on single chip.Can replace single-chip with chip array fully approaching mutually more than two in above-described all technical schemes as display chip.Owing to the utlity model has version widely, these equivalent constructions do not break away from category of the present utility model.
Described first lens combination that can encode the spatial information of heterogeneity light on angle, wherein first lens and display chip are enough approaching, play the effect into field lens.
Described can be the deflecting element of heterogeneity light deflection different angles the dichroic mirror system, perhaps can adopt can the selective reflecting colorama the holographic element system.
When deflecting element adopted the dichroic mirror system, described dichroic mirror system included the two sides dichroic mirror at least with different colored light of reflection respectively.The light of a certain colour of described dichroic mirror reflects, other colored light of transmission; Described dichroic mirror very thin thickness, with the aberration that reduces to introduce, its thickness is between 0.01 millimeter to 100 millimeters.Have only air to separate between the plated film of adjacent two dichroic mirrors, do not have glass substrate.First lens combination of described angular coding can particular design make two kinds of coloured light some positions in light path of described first lens combination of process separate substantially, does not have overlapping substantially, and described dichroic mirror is set at this position.Each face dichroic mirror constitutes an integral body like this, is not separated by other dichroic mirror.
Above-mentioned first lens combination, deflecting element, second lens combination have constituted closes photosystem, and it closes photosystem can various ways.Wherein insert two dichroic mirrors at least and be used for the synthetic full color picture of the picture of different colours, dichroic mirror can be made or the reflecting material that other are suitable is made by multicoating.The position of dichroic mirror can be between the front of first group of lens, first group and second group of lens or second group of lens back.The difference of the position of dichroic mirror has determined to close photosystem and has had multiple different structure.Owing to the utlity model has version widely, these equivalent constructions do not break away from category of the present utility model.
The system of described generation combination picture also comprises an electronic system, described electronic system include successively input digit or analog video signal the unit, utilize unit that software or hardware comes out signal extraction of different nature wherein, various signals of different nature delivered to the unit of the different specific parts of display screen respectively.Described electronic system also includes carries out predistortion to image, with the unit of compensation optical system distortion.
Described heterogeneity light of the present utility model can also be meant the light of different polarization, is used to produce stereo-picture.At this moment, the utility model system concrete structure is provided with the illuminator that can produce the apart polarization illumination for comprising successively along light path; A display chip or two compact arranged display chips, the image of wherein outgoing different polarization; Handle can polarized light spatial information first lens combination of on angle, encoding; The polarizing mirror of two one or two different polarization light deflection different angles; One second lens combination, and two polarized lenses.The light that illuminator is sent is through two parts up and down of display chip, send the light of different polarization, first lens combination through angular coding, polarization information is encoded on angle, polarizing mirror is synthesized together the polarized light of different angles then, through second lens combination the image projection of two kinds of polarizations in screen or human eye, the polarized lenses before two of being placed in make left eye only see half light of display chip, right eye is only seen second half light of display chip, forms stereo-picture.
The system of generation composograph of the present utility model, its application comprises near-eye display system, projection display system, three-dimensional display system.
Display chip of the present utility model also can show chip by autoluminescences such as LED or OLED and form, and illuminator and display chip will close as a whole like this.When system of the present utility model adopted OLED, its concrete structure was provided with for comprising successively along light path, and an ORGANIC ELECTROLUMINESCENCE DISPLAYS chip OLED wherein has at least two viewing areas of containing different colours information; First lens combination of can colored spatial information on angle, encoding; One can be the deflecting element of different color light deflection different angles; And second lens combination.The light that OLED sends is through display chip, first lens combination through angular coding, chromatic information is encoded on angle, and deflecting element is synthesized together the colorama of different angles then, through second lens combination coloured image is projected in screen or the human eye.At this moment, the application of this system comprises near-eye display system, projection display system.
The utility model compared with prior art has following advantage:
1. compare with the three-chip type structure, because only used a slice display chip, so significantly reduced the display chip cost.Cancel the expensive optical element that closes, reduced system cost.
2. compare with existing one-piece construction, improved light extraction efficiency, eliminated color defect, reduced driving the bandwidth requirement of electronic system and the response time of display chip.
3. compare with existing colorized optical filtering chip technology, removed the color filter in the chip, reduced the cost of chip like this, improved the life-span and the reliability of chip.
Description of drawings
The utility model will be further described below in conjunction with drawings and Examples:
Fig. 1 is a structural representation of the present utility model;
Fig. 2 is a kind of synoptic diagram that closes photosystem of the present utility model;
Fig. 3 is the arrangement of three dichroic mirrors in the utility model;
Fig. 4 is the simplification arrangement of three dichroic mirrors in the utility model;
Fig. 5 is for being the embodiment of lighting source with LED;
Fig. 6 is for being an embodiment of autoluminescence display chip with OLED;
Fig. 7 is for being another embodiment of autoluminescence display chip with OLED;
Fig. 8 is the arrangement example of three dichroic mirrors in the utility model;
Fig. 9 is for being an embodiment who closes deflecting element in the photosystem with holographic element;
Figure 10 is another embodiment of the present utility model, three-dimensional display system;
Figure 11 is the processing capacity block diagram of an embodiment of the utility model electronic image disposal system;
Figure 12 is another embodiment of the present utility model, based on reflective display chip.
Wherein: 101 is projection lamp; 103 is Amici prism; 107 is optical wand; 109 is display chip; 111 for closing first group of lens of photosystem; 113,115,117 is three dichroic mirrors; 118 for closing second group of lens of photosystem; 119 is projection screen or human eye.
201 for closing second group of lens of photosystem; 203,205,207 is three dichroic mirrors; 209 to 221 is the various piece of closing first group of lens of photosystem; 223 is display chip; A, b, c are the different colour gamuts on the display chip.
301 and 311 is two parts of first dichroic mirror; 303 and 309 is two parts of second dichroic mirror; 305 and 307 is two parts of the 3rd dichroic mirror; 313 are rotating shaft.
401 is first dichroic mirror; 403 is second dichroic mirror; 405 is the 3rd dichroic mirror.
501,502,503 is different color LED light sources; 505 are even light optical wand; 509 for having a display chip of three viewing areas; 511 for closing first group of lens of photosystem; 517 for closing second group of lens of photosystem; 513 is three dichroic mirrors.
601,603,605 is different color OLED autoluminescence display chips; 607 is light-combining prism; 609 is imaging system.
701 is OLED autoluminescence display chip, wherein has three zones to show the light 703,705,707 of different colours; 713 for closing photosystem; 709 is three dichroic mirrors; 715 is screen or human eye.
801,802 and 803 is dichroic mirror; 805,807,809 is the laminated reflective film of dichroic mirror.
905 is a holographic splicer spare; 901 is display chip; 909 for closing photosystem; 903 and 907 is other optical element; 911 is screen or human eye.
1001 is display chip; 1003 for the first half of a polarization direction light of outgoing; 1005 for the latter half of a polarization direction light of outgoing; 1009 are two sides reflection different polarization polarisation of light catoptron; 1013 close photosystem for polarization; 1021 and 1023 be respectively about two human eyes; 1017 and 1019 are respectively the eyeglass that only passes through a polarized light; 1025 and 1027 for closing the lens in the photosystem.
1201 is reflective chip; 1203,1205,1207 is different colored viewing areas on the chip 1201; 1202 for being divided into the illumination light of three different coloramas; 1211 is normally used total internal reflection prism in the DLP system; 1214 for closing first group of lens of photosystem; 1209 is three dichroic mirrors; 1213 for closing second group of lens of photosystem, and 1215 is screen or human eye.
Embodiment
Embodiment one:
As shown in Figure 1, a white light source 101 is divided into the roughly the same monochromatic illumination zone arranged side by side of three sizes of red, green, blue respectively by the colour splitting system 103 of a cascade, and three coloured light enter three optical wands 107 respectively, the illumination light homogenising.Light source 101, colour splitting system 103 and optical wand 107 constitute illuminator.At a slice micro display chip 109 three zones are arranged, show the colored corresponding image in three width of cloth sizes and field of illumination simultaneously, this picture material is three components of red, green, blue of a width of cloth coloured image, this three width of cloth image is pressed close in three monochromatic illumination zones, light forms red, green, blue three width of cloth monochrome images after seeing through image, the image of different colours at various height, difference in height is d, just Cai Se information in height is encoded.It is that first lens combination, 111, the first lens combination of f comprise at least one eyeglass that the light that sends from display chip 109 passes effective focal length.Different colour gamuts is spaced apart d above the display chip 109.At the place, focal plane of first lens combination, the light of different colours is separated from one another with an angle, and angle is determined by mathematical expression atan (d/f).Because the image of different colours is positioned at differing heights, these images will be encoded with angle.First lens combination 111 is exactly first lens combination that a handle can colored spatial information be encoded on angle.Dichroic mirror 113,115,117 constitute deflecting element, and they tilt with different angles.The angle of inclination is definite when system design mutually between the dichroic mirror, so the different colours image is deflected different directions.At last, second lens combination 118 that contains a slice lens at least projects picture on screen or the human eye 119, forms full-color image.Deflecting element, first lens combination and second lens combination formation are closed photosystem.
For the illuminator light source in the technique scheme, can from following kind, choose: incandescent lamp, arc lamp, led light source, LASER Light Source is not limited to certain light source technology.Above-mentioned display chip can be any of existing miniscope technology, includes, but are not limited to liquid crystal chip LCD, micromechanics MEMS and liquid crystal over silicon LCOS device.Display chip in the technique scheme can be reflective, transmission-type or Autoluminescence.Display chip in the technique scheme also can show chip by autoluminescences such as LED or OLED and form, and illuminator and display chip will close as a whole like this.Display chip in the technique scheme can be a mutually abundant approaching chip array more than two, to substitute the single chip architecture that shows a plurality of colour gamuts on single chip.Can replace single-chip with chip array fully approaching mutually more than two in above-described all technical schemes as display chip.Owing to the utlity model has version widely, these equivalent constructions do not break away from category of the present utility model.
111, three dichroic mirrors of first lens combination 113,115,117 in the technique scheme, and second lens combination, 118 one of formation are closed photosystem.The described optical system of closing is made up of lens combination and multi-disc dichroic mirror; Lens combination is made up of the lens more than 1 or 1; The dichroic mirror group is formed by three, and the dichroic mirror group is between first group of lens and second group of lens.Fig. 2 has provided a kind of design proposal of closing photosystem, and the characteristics of this scheme are that the design of dichroic mirror is fairly simple.If three field of view arranged side by side are with a, b, c numbering, in the middle of b is positioned at; A, b, the c zone is the light of a kind of color of outgoing respectively, and the design of first group of lens makes and separates substantially on the position of dichroic mirror from the light of a and c outgoing, dichroic mirror 205 only reflects the coloured light from visual field c like this, and dichroic mirror 207 only reflects the coloured light from visual field a.Dichroic mirror 205 and 207 does not just need to intersect like this, can lower technology difficulty.Angle span between three catoptrons is 1 °～44 °; What wherein two catoptron thickness should be enough is thin, and to reduce aberration, span is 0.01mm～100mm.The plated film face of dichroic mirror can have different combinations, wherein a kind of dichroic mirror 205 and dichroic mirror 207 plating rear surfaces, dichroic mirror 203 plating front surfaces of being combined as.
Close photosystem various ways can be arranged.Wherein insert two dichroic mirrors at least and be used for the synthetic full color picture of the picture of different colours, dichroic mirror can be made or the reflecting material that other are suitable is made by multicoating.The position of dichroic mirror can be between the front of first group of lens, first group and second group of lens or second group of lens back.The difference of the position of dichroic mirror has determined to close photosystem and has had multiple different structure.Owing to the utlity model has version widely, these equivalent constructions do not break away from category of the present utility model.
Embodiment two:
Present embodiment is the arrangement of three dichroic mirrors of the utility model.As shown in Figure 3,301 and 311 is two parts of first dichroic mirror, 303 and 309 is two parts of second dichroic mirror, 305 and 307 is two parts of the 3rd dichroic mirror, and the reflecting surface of the dichroic mirror of two same colours constitutes a complete dichroic mirror substantially in a plane.313 are rotating shaft.Each dichroic mirror can rotate around rotating shaft 313, to reach the effect that each color images overlaps.Notice that rotating shaft 313 can be the rotating shaft of a reality, also can be a virtual rotating shaft.The light of rotating shaft part can not be utilized, so its bulk should be as far as possible little, to improve the efficiency of light energy utilization.And take to reduce the measure of parasitic light, such as the end face blacking of dichroic mirror.
Embodiment three:
Present embodiment is the another kind of arrangement of three dichroic mirrors of the utility model.As shown in Figure 4,401 is first dichroic mirror, and reflect color light 1,403 is second dichroic mirror, and reflect color light 2,405 is the 3rd dichroic mirror, reflect color light 3.Wherein an end of dichroic mirror 405 and dichroic mirror 403 closely contacts with dichroic mirror 401.The design of first group of lens makes colorama 2 separate substantially on the position of dichroic mirror with colorama 3, and promptly colorama 2 major parts are reflected by dichroic mirror 403, and promptly colorama 3 major parts are reflected by dichroic mirror 405.The arrangement of such three dichroic mirrors can be simplified.The light of contact portion can not be utilized, so its bulk should be as far as possible little, to improve the efficiency of light energy utilization.And take to reduce the measure of parasitic light, such as the end face blacking of dichroic mirror.
Embodiment four:
Present embodiment is the embodiment of another kind of the present utility model based on led light source.As shown in Figure 5,501 to 503 is different color LED light sources.The colorama that they send enters even light optical wand 505, there is light slit in order to avoid colour is harassed in the middle of three optical wands, the size of the endpiece of even light optical wand 505 should with the size match of display chip 509, wherein a viewing area coupling on the endpiece of each optical wand and the display chip 509.The inlet end of three optical wands is corresponding with the light-emitting area of LED, the endpiece of three optical wands can be identical with the inlet end size, also can be different, 511 for closing first group of lens of photosystem, 513 is three dichroic mirrors, the different angle of colorama deflection, 517 for closing second group of lens of photosystem, the image projection after the coincidence in screen or human eye.Optical wand 505 can omit in some system.The volume of system can be very little like this.
Embodiment five:
Present embodiment is the embodiment of another kind of the present utility model based on organic electroluminescent OLED device.As shown in Figure 6,601 to 603 is different color OLED display chips.The colorama that they send enters light-combining prism 607, and coloured image coincides together, and optical system 609 projects coloured image in screen or the human eye.
Embodiment six:
Present embodiment is the embodiment of another kind of the present utility model based on organic electroluminescent OLED device.As shown in Figure 7,701 is the OLED display chip, and it can be single display chip or compact arranged three chips.703 to 707 is the different colored region on the OLED display chip.The colorama that they send enters and closes 713, three dichroic mirrors of photosystem 709 coloured image is coincided together, and closes photosystem 713 coloured image is projected in screen or the human eye.
Those of ordinary skills should be able to notice: disclosed in other embodiments about the angular coding lens combination, the thinking of closing photosystem etc. is suitable equally in the present embodiment.
Embodiment seven:
Present embodiment is the arrangement example of three dichroic mirrors of the present utility model.As shown in Figure 8, dichroic mirror is a Primary Component in the utility model, and the various aberrations distortion that how to reduce the dichroic mirror introducing are extremely important.801 is dichroic mirror, because other two color light does not pass through 801, so it can be done with thick substrate, thickness is at 0.1mm to 100mm.Notice that the laminated reflective film 805 of dichroic mirror should be plated in the front surface of dichroic mirror 801, to reduce the influence of thickness.802 and 803 is two other dichroic mirror, and its substrate can not be too thick, between 0.01mm to 10mm.Notice that the laminated reflective film 807 and 809 of dichroic mirror is plated in the rear surface of dichroic mirror 802 and dichroic mirror 803, without any glass medium, the light path of introducing is 0 in optical system.If substrate is very thin, also can be plated in front surface.Even the two sides plated film, with the stress of balance plated film generation.
Embodiment eight:
As shown in Figure 9, what present embodiment was different with other example is that wherein dichroic mirror is replaced by a holographic splicer spare 905.901 is display chip, and it can be single display chip or compact arranged three chips.There are three zoness of different to show different colored images above it.Omitted the light optics part among the figure, this part can be with reference to other embodiment.The colorama that they send enters and closes photosystem 909, and close photosystem 909 and comprise a holographic element 905 that can be synthesized together the different coloramas of different angles, and other optical element 903 and 907.Close photosystem 909 coloured image is coincided together, optical system 907 projects coloured image in screen or the human eye.Holographic element can be projection-type or reflective.
Embodiment nine:
Figure 10 is another embodiment of the present utility model.Different with other example is, this example is not that colorama is synthesized together, but together the light compositing of different polarization, the observer is through a width of cloth polarising glass or a parallax baffle, left eye is seen the light of polarization in one direction, right eye is seen the light of polarization on another direction, and two image synthesizes a width of cloth stereo-picture.Wherein 1001 is display chip, the light of a polarization direction of the first half 1003 outgoing wherein, the light of a polarization direction of the latter half 1005 outgoing.(illumination section of system is omitted, and does not draw in the drawings).The polarized light that they send enters and closes photosystem 1013, close photosystem 1013 and comprise two sides reflection different polarization polarisation of light catoptron, they are the polarized light reflection different angles of the polarized light of the display chip the first half 1003 of doing for oneself and the display chip the latter half 1005 of doing for oneself, their picture registration together, optical system 1013 projects coloured image in screen or the human eye.1021 and 1023 be respectively about two human eyes, 1017 and 1019 are respectively the eyeglass that only passes through a polarized light, left eye 1021 can only be seen the image from display chip the first half 1003 like this, right eye can only be seen the image from display chip the latter half 1005, and the two synthesizes a stereo-picture.Notice that polarising glass 1017 and 1019 can be replaced by a parallax baffle.
Those of ordinary skills should be able to notice: the colorama equivalence in the polarized light in this example and other example, disclosed about the illuminator technology in other example, the angular coding lens combination, the thought of closing photosystem etc. is suitable equally in this example.
Embodiment ten:
Figure 11 be the utility model electronic image disposal system the embodiment of a processing capacity block diagram.Incoming video signal is current numeral or analog video signal, the signal that has wherein comprised RGB, this signal at first is stored in the video register, wherein the information of RGB is separated then, the image of separating can carry out predistortion according to predetermined mode to be handled, and the mode of predistortion is determined according to the distortion that actual optical system produces.The information of RGB is delivered to the different piece demonstration of display respectively then.Distribution and the optical system RGB optical illumination that produce of the information of RGB on display needs correspondence.Processing capacity block diagram among the embodiment ten only is an example of realizing this processing function, and other processing sequence is as long as function is identical, still in scope of the present utility model.
Embodiment 11:
Figure 12 be another kind of the present utility model based on reflective display chip the embodiment synoptic diagram.1201 is reflective chip, and 1203 to 1207 is different colored viewing areas on the chip 1201.1202 for being divided into the illumination light of three different coloramas, 1211 is normally used total internal reflection prism in the DLP system, 1214 for closing first group of lens of photosystem, 1209 is three dichroic mirrors, the different angle of colorama deflection, 1213 for closing second group of lens of photosystem, the image projection after the coincidence in screen or human eye.It closes the light principle and above-mentioned example is basic identical, and reflective display chip can be micro mirror array (DMD/DLP), also can be LCOS.
Should be pointed out that for the utility model also to have the embodiment of multiple conversion and remodeling, be not limited to the specific embodiment of above-mentioned embodiment through abundant utility model.The foregoing description is as just explanation of the present utility model, rather than to restriction of the present utility model.Essence of the present utility model is the mode that a kind of compound composograph (as coloured image, stereo-picture) produces, and is not limited to specific display technique and light source technology.Change the combination of display technique and light source technology, still in scope of the present utility model.In a word, protection domain of the present utility model should comprise those conspicuous to those skilled in the art conversion or substitute and remodeling.
Claims (20)
1. system that produces composograph is characterized in that: it comprises successively along light path and is provided with,
One can produce the field of illumination of two or more heterogeneity light, and each space, field of illumination illuminator separated from one another;
One display chip, described display chip have at least two zones that show the information of heterogeneity light;
One first lens combination that can on angle, encode the spatial information of heterogeneity light;
One can be the deflecting element of heterogeneity light deflection different angles; And
Second lens combination.
2. the system of generation composograph according to claim 1 is characterized in that: described heterogeneity only refers to the light of different colours.
3. the system of generation composograph according to claim 1 is characterized in that: described heterogeneity only refers to the light of different polarization.
4. the system of generation composograph according to claim 1 is characterized in that: the light source of described illuminator can adopt high-brightness projection light source, LED, organic electroluminescence device or laser.
5. the system of generation composograph according to claim 2 is characterized in that: described illuminator comprises plural cascade colour splitting system, and the light that is sent by light source is divided into the RGB field of illumination with the efficient near 100%.
6. the system of generation composograph according to claim 2, it is characterized in that: described illuminator includes plural optical wand, there is low refractive index dielectric between the described optical wand, form optical waveguide, each optical waveguide forms a kind of passage of colorama, and colorama is transferred to corresponding zone on the display chip.
7. the system of generation composograph according to claim 1 is characterized in that: described display chip can adopt liquid crystal chip LCD, micromechanics MEMS or liquid crystal over silicon LCOS device.
8. the system of generation composograph according to claim 1, it is characterized in that: described first lens combination that can on angle, encode the spatial information of heterogeneity light, wherein first lens and display chip are enough approaching, play the effect into field lens.
9. the system of generation composograph according to claim 2 is characterized in that: described can be the deflecting element of heterogeneity light biography deflection different angles dichroic mirror, the light of a certain colour of described dichroic mirror reflects, other colored light of transmission.
10. the system of generation composograph according to claim 9, it is characterized in that: the two kinds of coloured light some positions in light path through described first lens combination separate substantially, substantially there is not overlapping, described dichroic mirror is set at this position, described dichroic mirror constitutes an integral body, is not separated by other dichroic mirror.
11. the system of generation composograph according to claim 9 is characterized in that: described dichroic mirror very thin thickness, with the aberration that reduces to introduce, its thickness is between 0.01 millimeter to 100 millimeters; Have only air to separate between the plated film of adjacent two dichroic mirrors, do not have glass substrate.
12. the system of generation composograph according to claim 2 is characterized in that: described can the deflecting element of heterogeneity light deflection different angles be can the selective reflecting colorama the holographic element system.
13. the system of generation composograph according to claim 2 is characterized in that: illuminator adopts and comprises the above led light source of two kinds of colors.
14. the system of generation composograph according to claim 13 is characterized in that: connect one of in the following manner between described led light source and the display chip: optical wand, lens or directly contact.
15. the system of generation composograph according to claim 14, it is characterized in that: when connecting in the optical wand mode between described led light source and the display chip, exist between the connection optical wand between described led light source and the display chip in order to avoid the gap of the low refractive index dielectric that colour harasses.
16. the system of generation composograph according to claim 14, it is characterized in that: when connecting in the optical wand mode between described led light source and the display chip, gluing together at least one following interface: between led light source and the optical wand, between the endpiece of optical wand and the chip or between first lens of the chip and first lens combination.
17. the system of generation composograph according to claim 1, it is characterized in that: the system of described generation combination picture also comprises an electronic system, described electronic system include successively input digit or analog video signal the unit, utilize unit that software or hardware comes out signal extraction of different nature wherein, various signals of different nature delivered to the unit of the different specific parts of display screen respectively.
18. the system of generation composograph according to claim 17 is characterized in that: described electronic system also includes carries out predistortion to image, with the unit of compensation optical system distortion.
19. the system of generation composograph according to claim 3 is characterized in that: it comprises successively along light path and is provided with,
The illuminator that can produce the apart polarization illumination;
A display chip or two compact arranged display chips, the image of wherein outgoing different polarization;
Handle can polarized light spatial information first lens combination of on angle, encoding;
The polarizing mirror of two one or two different polarization light deflection different angles;
Second lens combination; And
Two polarized lenses.
20. a system that produces composograph is characterized in that: can produce coloured image, it comprises successively along light path and is provided with,
One ORGANIC ELECTROLUMINESCENCE DISPLAYS chip OLED wherein has at least two viewing areas of containing different colours information;
First lens combination of can colored spatial information on angle, encoding;
One can be the deflecting element of different color light deflection different angles; And
Second lens combination.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008200379944U CN201289541Y (en) | 2008-06-07 | 2008-06-07 | System for generating synthesis image |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008200379944U CN201289541Y (en) | 2008-06-07 | 2008-06-07 | System for generating synthesis image |
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| Publication Number | Publication Date |
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| CN201289541Y true CN201289541Y (en) | 2009-08-12 |
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| Application Number | Title | Priority Date | Filing Date |
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| CNU2008200379944U Expired - Lifetime CN201289541Y (en) | 2008-06-07 | 2008-06-07 | System for generating synthesis image |
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| CN (1) | CN201289541Y (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102692717A (en) * | 2011-03-23 | 2012-09-26 | 上海三鑫科技发展有限公司 | Optical engine employing polarization reflector |
| CN102959966A (en) * | 2010-06-28 | 2013-03-06 | 杜比实验室特许公司 | Back light unit for stereoscopic display |
-
2008
- 2008-06-07 CN CNU2008200379944U patent/CN201289541Y/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102959966A (en) * | 2010-06-28 | 2013-03-06 | 杜比实验室特许公司 | Back light unit for stereoscopic display |
| CN102692717A (en) * | 2011-03-23 | 2012-09-26 | 上海三鑫科技发展有限公司 | Optical engine employing polarization reflector |
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