CN102466905A - Three-dimensional display - Google Patents
Three-dimensional display Download PDFInfo
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- CN102466905A CN102466905A CN2010105408220A CN201010540822A CN102466905A CN 102466905 A CN102466905 A CN 102466905A CN 2010105408220 A CN2010105408220 A CN 2010105408220A CN 201010540822 A CN201010540822 A CN 201010540822A CN 102466905 A CN102466905 A CN 102466905A
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Abstract
The invention provides a three-dimensional display. The three-dimensional display comprises a linear Fresnel lens, a liquid crystal panel, a lenticular grating, a solid-state light source, a synchronous driving unit and an image source, wherein the lenticular grating comprises a plurality of lenticular units, the solid-state light source is provided with a first stripped light source group and a second stripped light source group corresponding to each lenticular unit, the image source is connected with the liquid crystal panel and the solid-state light source through the synchronous driving unit, and is used for providing a left eye image and a right eye image in frame sequences for the liquid crystal panel, and the synchronous driving unit is used for selectively controlling the ON of the first light source group or the second light source group of the solid-state light source according to the frame sequences of the left eye image and the right eye image. According to the three-dimensional display provided by the invention, the synchronous driving unit controls the ON of the first light source group and the second light source group in the solid-state light source respectively according to time sequence of the image frame, so that each lenticular unit can be used for separating a light path according to the time sequence, the linear Fresnel lens is used for converging time-sequence light paths separated from a grating of a microlens, and therefore the three-dimensional display of an image can be realized.
Description
Technical field
The present invention relates to three-dimensional stereo display technique, relate in particular to a kind of three-dimensional display.
Background technology
Along with the continuous development of multimedia technology, the user is also increasingly high to multimedia requirement, and the demand that hope can be experienced smooth more 3 D stereo (3D) picture needs to be resolved hurrily.
People's naked eyes are when watching object; Two eyes are watched object from two angles respectively; Because angle is different, two width of cloth pictures of seeing have fine distinction, and two width of cloth pictures that brain is seen eyes are mixed into a complete picture; And come aware space information, and then produce the visual effect of 3 D stereo according to their difference.
In multimedia technology field, the kind of three-dimensional stereo display technique is very many, uses many two types of spectacle and bore hole formulas that mainly are divided into.Spectacle 3D stereo display technique mainly is to realize that through wearing switch glasses or polaroid glasses right and left eyes two-way image sequential separates, thereby anaglyph is provided for observer's eyes.Bore hole formula 3D stereo display technique mainly is to realize the light path separation through optical module, and for observer's right and left eyes image is provided respectively, produces the stereo display effect.
Summary of the invention
The object of the present invention is to provide a kind of three-dimensional display, the bore hole three-dimensional display function is provided with simple structure.
Technical scheme of the present invention is following:
A kind of three-dimensional display; Comprise: linear fresnel lens, liquid crystal panel, column mirror grating, solid state light emitter, driven in synchronism unit and figure image source; Said column mirror grating comprises some post mirror units; Corresponding each the post mirror unit of said solid state light emitter is equipped with first light sources and the secondary light source group of strip; Said figure image source connects liquid crystal panel and solid state light emitter through the driven in synchronism unit; Said figure image source is the right and left eyes image that liquid crystal panel provides frame sequence, and said driven in synchronism unit is opened according to first light sources or the secondary light source group of the said solid state light emitter of frame sequence selective control of right and left eyes image, and said linear fresnel lens is used for the sequential light path of separating from the lenticule grating is converged respectively.
Described three-dimensional display, wherein, said linear fresnel lens, liquid crystal panel, column mirror grating and solid state light emitter are arranged in order from top to bottom.
Described three-dimensional display, wherein, said liquid crystal panel, column mirror grating and solid state light emitter are arranged in order from top to bottom, and said linear fresnel lens is between liquid crystal panel and column mirror grating.
Described three-dimensional display, wherein, said solid state light emitter is inorganic light-emitting diode or organic EL display panel.
Described three-dimensional display; Wherein, Said driven in synchronism unit is opened in figure image source first light sources in the control solid state light emitter when liquid crystal panel sends the odd-numbered frame image, and said driven in synchronism unit is opened in figure image source secondary light source group in the control solid state light emitter when liquid crystal panel sends the even frame image.
Described three-dimensional display, wherein, said column mirror grating is the plano-convex lens optical thin film.
Above-mentioned three-dimensional display is opened respectively according to first secondary light source group in the sequential control solid state light emitter of picture frame through the driven in synchronism unit; Thereby make each post mirror unit all according to the time ordered pair light path separate; To converge respectively from the sequential light path that the lenticule grating is separated by linear fresnel lens again, thus the stereo display of realization image.
Description of drawings
Fig. 1 is the structural representation of three-dimensional display preferred embodiments of the present invention;
Fig. 2 is plano-convex lens grating beam splitting light path synoptic diagram in the preferred embodiments of the present invention;
Fig. 3 is a preferred embodiments center pillar mirror grating planar structural representation of the present invention;
Fig. 4 is bar shaped solid state light emitter in the preferred embodiments of the present invention and the column mirror grating synoptic diagram that is complementary.
Embodiment
In order to make the object of the invention, technical scheme and advantage clearer,, the present invention is further elaborated below in conjunction with accompanying drawing and embodiment.Should be appreciated that specific embodiment described herein only in order to explanation the present invention, and be not used in qualification the present invention.
With reference to figure 1; Three-dimensional display of the present invention comprises: linear fresnel lens 10, liquid crystal panel 20, column mirror grating 30, solid state light emitter 40, driven in synchronism unit 50 and figure image source 60; Said linear fresnel lens 10, liquid crystal panel 20, column mirror grating 30 and solid state light emitter 40 are arranged in order from top to bottom, and said figure image source 60 connects liquid crystal panels 20 and solid state light emitters 40 through driven in synchronism unit 50.
As shown in Figure 3, said column mirror grating 30 is to possess certain thickness plano-convex lens optical thin film, comprises some post mirror units 32, and its pitch should be complementary with the size of solid state light emitter 40; Be the width of column mirror grating 30 pitches greater than two row light sources in the bar shaped solid state light emitter 40, its beam split light path is as shown in Figure 2, and concrete parameter is referring to following formula: f=X-d+d/n; S=X-d, d=nr/ (n-1)-ns, wherein; F is a focal length, and s is the distance between column mirror grating 30 and the solid state light emitter 40, and d is the thickness of column mirror grating 30; R is the radius-of-curvature of post mirror unit 32, and H is a post mirror unit principal point, and n is the refractive index of post mirror unit.
Said bar shaped solid state light emitter 40 is shown like Fig. 4; Its pattern can be vertical bar shape or dot matrix list structure; It is odd column light sources 42 and even column light sources 44 that corresponding each post mirror unit 32 is provided with two row light sources; Fundamental purpose is when liquid crystal panel 20 shows the parity frame image, and solid state light emitter 40 can realize that also corresponding parity column order is luminous, and said solid state light emitter can be inorganic light-emitting diode or organic EL display panel (OLED).
The effect of linear fresnel lens described in the present invention 10 is that sequential (the being parity frame) light path of separating from lenticule grating 30 through liquid crystal panel 20 is converged to respectively beholder's the right and left eyes.Therefore, the beholder should be positioned near the focal plane of linear fresnel lens 10, can watch comfortable 3D stereoscopically displaying images.Said in the present invention linear fresnel lens 10 also can be positioned between liquid crystal panel 20 and the lenticule grating array 30, and consequently the demonstration volumetric of three-dimensional display has reduction to a certain degree.Described in the present invention liquid crystal panel 20 should adopt the liquid crystal panel of the higher speed of response, adopts 120Hz to reach the TFT liquid crystal panel with upper frequency generally speaking.
The effect of said figure image source 60 is the right and left eyes images that offer liquid crystal panel 20 frame sequences through driven in synchronism unit 50.
The main effect in described driven in synchronism unit 50 is to make solid state light emitter 40 carry out sequence switch along with the frame sequence of liquid crystal panel 20 display images; For example; When liquid crystal panel 20 shows first two field picture; The electric power starting of the odd column 42 of driven in synchronism unit 50 control solid state light emitters 40, the power-off of even column 44; When liquid crystal panel 20 shows second two field picture; The electric power starting of the even column 44 of driven in synchronism unit 50 control solid state light emitters 40; The power-off of odd column 42, by that analogy, the light source of controlling solid state light emitter arrays 40 through driven in synchronism unit 50 is listed as according to corresponding parity frame sequential luminous; Simultaneously the parity frame of image is sent to liquid crystal panel 20 and show, can reach the purpose of image stereo display by driven in synchronism unit 50 control chart image sources 60.
Three-dimensional display provided by the invention is opened respectively according to odd column in the sequential control solid state light emitter 40 of picture frame or even column light source through driven in synchronism unit 50; Thereby make lenticule grating array 30 can according to the time ordered pair right and left eyes light path separate; To converge respectively from the sequential light path that the lenticule grating is separated by linear fresnel lens again; The pictures different frame that makes user's right and left eyes watch liquid crystal panel 20 to show has respectively been realized the stereo display of image.
Should be understood that, concerning those of ordinary skills, can improve or conversion, and all these improvement and conversion all should belong to the protection domain of accompanying claims of the present invention according to above-mentioned explanation.
Claims (6)
1. three-dimensional display; Comprise: linear fresnel lens, liquid crystal panel, column mirror grating, solid state light emitter, driven in synchronism unit and figure image source; Said column mirror grating comprises some post mirror units; Corresponding each the post mirror unit of said solid state light emitter is equipped with first light sources and the secondary light source group of strip; Said figure image source connects liquid crystal panel and solid state light emitter through the driven in synchronism unit; Said figure image source is the right and left eyes image that liquid crystal panel provides frame sequence, and said driven in synchronism unit is opened according to first light sources or the secondary light source group of the said solid state light emitter of frame sequence selective control of right and left eyes image, and said linear fresnel lens is used for the sequential light path of separating from the lenticule grating is converged respectively.
2. three-dimensional display according to claim 1 is characterized in that: said linear fresnel lens, liquid crystal panel, column mirror grating and solid state light emitter are arranged in order from top to bottom.
3. three-dimensional display according to claim 1 is characterized in that: said liquid crystal panel, column mirror grating and solid state light emitter are arranged in order from top to bottom, and said linear fresnel lens is between liquid crystal panel and column mirror grating.
4. three-dimensional display according to claim 1 is characterized in that: said solid state light emitter is inorganic light-emitting diode or organic EL display panel.
5. three-dimensional display according to claim 1; It is characterized in that: said driven in synchronism unit is opened in figure image source first light sources in the control solid state light emitter when liquid crystal panel sends the odd-numbered frame image, and said driven in synchronism unit is opened in figure image source secondary light source group in the control solid state light emitter when liquid crystal panel sends the even frame image.
6. three-dimensional display according to claim 1 is characterized in that: said column mirror grating is the plano-convex lens optical thin film.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201010540822.0A CN102466905B (en) | 2010-11-09 | 2010-11-09 | Three-dimensional display |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201010540822.0A CN102466905B (en) | 2010-11-09 | 2010-11-09 | Three-dimensional display |
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| Publication Number | Publication Date |
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| CN102466905A true CN102466905A (en) | 2012-05-23 |
| CN102466905B CN102466905B (en) | 2015-06-03 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201010540822.0A Active CN102466905B (en) | 2010-11-09 | 2010-11-09 | Three-dimensional display |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104767988A (en) * | 2014-01-07 | 2015-07-08 | 四川爱特尔科技有限公司 | Stereoscopic image display system |
| US20230051252A1 (en) * | 2019-12-19 | 2023-02-16 | Jean-Etienne Gaudreau | Method and display system for showing a stereoscopic image |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH05107663A (en) * | 1991-10-15 | 1993-04-30 | Nippon Telegr & Teleph Corp <Ntt> | Three-dimensional stereoscopic image display device |
| US20020113866A1 (en) * | 1996-01-31 | 2002-08-22 | Naosato Taniguchi | Stereoscopic image display apparatus whose observation area is widened |
| CN1727940A (en) * | 2004-07-26 | 2006-02-01 | 周龙交 | Stereoscopic display unit |
| CN100381870C (en) * | 2005-03-17 | 2008-04-16 | 爱普生映像元器件有限公司 | Image display apparatus |
| US20090237576A1 (en) * | 2008-03-19 | 2009-09-24 | 3M Innovative Properties Company | Autostereoscopic display with fresnel lens element |
-
2010
- 2010-11-09 CN CN201010540822.0A patent/CN102466905B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH05107663A (en) * | 1991-10-15 | 1993-04-30 | Nippon Telegr & Teleph Corp <Ntt> | Three-dimensional stereoscopic image display device |
| US20020113866A1 (en) * | 1996-01-31 | 2002-08-22 | Naosato Taniguchi | Stereoscopic image display apparatus whose observation area is widened |
| CN1727940A (en) * | 2004-07-26 | 2006-02-01 | 周龙交 | Stereoscopic display unit |
| CN100381870C (en) * | 2005-03-17 | 2008-04-16 | 爱普生映像元器件有限公司 | Image display apparatus |
| US20090237576A1 (en) * | 2008-03-19 | 2009-09-24 | 3M Innovative Properties Company | Autostereoscopic display with fresnel lens element |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104767988A (en) * | 2014-01-07 | 2015-07-08 | 四川爱特尔科技有限公司 | Stereoscopic image display system |
| US20230051252A1 (en) * | 2019-12-19 | 2023-02-16 | Jean-Etienne Gaudreau | Method and display system for showing a stereoscopic image |
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| Publication number | Publication date |
|---|---|
| CN102466905B (en) | 2015-06-03 |
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