CN102307313A - Display panel for three dimensional effect and retarder film thereof - Google Patents
Display panel for three dimensional effect and retarder film thereof Download PDFInfo
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Abstract
The invention relates to a display panel for a three dimensional effect and a retarder film thereof, wherein the display panel comprises a plurality of pixel units and a retarder film. Each the pixel unit includes a plurality of sub-pixel units that are respectively corresponded to a plurality of dissimilar colored light display areas. And the retarder film contains a plurality of first phase adjusting areas and a plurality of second phase adjusting areas, wherein the plurality of first phase adjusting areas and the plurality of second phase adjusting areas are corresponded to the plurality of sub-pixel units and are in staggered arrangements along a horizontal direction and a vertical direction. Besides, there is half wavelength phase difference between the plurality of first phase adjusting areas and the plurality of second phase adjusting areas. According to the display panel for the three dimensional effect and the retarder film thereof provided in the invention, a discontinuous phenomenon of an image frame at a vertical direction can be avoided, thereby improving a displaying quality.
Description
Technical field
The present invention relates to a kind of display floater, and particularly relevant for a kind of display floater and display element thereof with stereoeffect.
Background technology
Generally speaking, three-dimensional (three dimensional, 3D) image all is made up of the image data of two groups of different visual angles, and wherein, group image data system should be in the left eye visual angle, and another group image data then is corresponding to the right eye visual angle.When playing stereopsis; See through the phase settings of structure of polarized light adjustment image output, make observer's left eye only can see image data, and right eye only can be seen the image data corresponding to the right eye visual angle corresponding to the left eye visual angle; By this, the observer promptly can produce stereoscopic vision in brain.
See also Fig. 1, it illustrates the sketch map of the stereoeffect display floater 100 of prior art.As shown in Figure 1; For the polarization image that shows that right and left eyes is different; Known stereoeffect display floater 100 adopts striped formula (stripe) staggered designs usually, and the pixel that screen can be showed is divided into odd-numbered line (Odd line) and even number line (Even line) and distinguishes about correspondence two, for instance; Like the odd-numbered line pixel L1 among Fig. 1; L3, L5 and L7 can distribute to left eye, and even number line pixel L2; L4, L6 and L8 can distribute to right eye.
Cooperate again and go up specific structure of polarized light, make the output show image of odd-numbered line pixel (L1, L3, L5 and L7) and the output show image of even number line pixel (L2, L4, L6 and L8) have different phase.Thus, the user just can experience the stereo display effect.
See also Fig. 2, it illustrates the sketch map of simple eye image on raw video data and the known stereoeffect display floater 100.Because the image way of output of stereoeffect display floater 100 is that the right and left eyes data is interlaced, the vertical resolution that causes simple eye being seen image only is half of raw video data.Simultaneously, because the simple eye image of seeing is that inter-bank appears, cause the unfilled corner of image frame or discontinuous easily, and then quality is watched in influence.
In order to solve the staggered problem that is produced of above-mentioned striped formula, the size of at present common solution for dwindling pixel (pixel) unit.Yet the size of reduced image primitive unit cell needs very expensive process technique, and the undersized light percent of pass that will make of pixel unit descends, and is unfavorable for the overall brightness performance of display floater.
Summary of the invention
For addressing the above problem, this disclosure of documents proposes a kind of stereoeffect display floater and phase retardation film (retarder film) thereof, and each sub-pixel (sub-pixel) unit all adopts the design of images of left and right eyes alternating expression on it on level and vertical direction.That is to say, be utilized in vertically and transversely adopt staggered pixel design simultaneously, replaces the design of known striped formula.Thus, even do not change the size of pixel unit, the display floater shown in this disclosure of documents also can be avoided image frame non-continuous event in vertical direction, and then improves display quality.
One of the object of the invention is to provide a kind of stereoeffect display floater, and it comprises: a plurality of pixel cells and phase retardation film.Wherein each pixel cell of these a plurality of pixel cells more comprises the corresponding different respectively a plurality of coloured light viewing area of a plurality of sub-pixel unit; This phase retardation film comprises a plurality of first phase place adjustment region and a plurality of second phase place adjustment region; The position of these a plurality of first phase place adjustment region and these a plurality of second phase place adjustment region and size are respectively to should a plurality of sub-pixel unit; Wherein be all on these a plurality of first phase place adjustment region and these a plurality of second phase place adjustment region along continuous straight runs and the vertical direction and be staggered, have 1/2nd wavelength phase differences between these a plurality of first phase place adjustment region and this a plurality of second phase place adjustment region.
As optional technical scheme, these a plurality of first phase place adjustment region are provided with first alignment pattern and have positive quarter-wave phase place, and these a plurality of second phase place adjustment region are provided with second alignment pattern and have negative quarter-wave phase place.
As optional technical scheme, these a plurality of first phase place adjustment region are provided with first alignment pattern and have positive 1/2nd wavelength phase places, and these a plurality of second phase place adjustment region are provided with second alignment pattern.
As optional technical scheme, this a plurality of coloured light viewing area comprises red display district, green viewing area and blue viewing area.
According to an embodiment, the present invention provides a kind of stereoeffect display floater, and it comprises: image interface unit and a plurality of pixel cell.This image interface unit is in order to import first image signal and second image signal; These a plurality of pixel cells; Wherein each pixel cell more comprises the corresponding different respectively a plurality of coloured light viewing area of a plurality of sub-pixel unit; Wherein on these a plurality of sub-pixel unit along continuous straight runs and the vertical direction all ecotone be divided into the first sub-pixel group and the second sub-pixel group; This first sub-pixel group is in order to show this first image signal, and this second sub-pixel group is in order to show this second image signal.
As optional technical scheme; Described stereoeffect display floater further comprises: phase retardation film; This phase retardation film comprises a plurality of first phase place adjustment region and a plurality of second phase place adjustment region; The position of these a plurality of first phase place adjustment region is to these a plurality of sub-pixel unit that should the first sub-pixel group; The position of these a plurality of second phase place adjustment region has 1/2nd wavelength difference to these a plurality of sub-pixel unit that should the second sub-pixel group between these a plurality of first phase place adjustment region and this a plurality of second phase place adjustment region.
As optional technical scheme, these a plurality of first phase place adjustment region are provided with first alignment pattern and have positive quarter-wave phase place, and these a plurality of second phase place adjustment region are provided with second alignment pattern and have negative quarter-wave phase place.
As optional technical scheme, these a plurality of first phase place adjustment region are provided with first alignment pattern and have positive 1/2nd wavelength phase places, and these a plurality of second phase place adjustment region are provided with second alignment pattern.
As optional technical scheme, this a plurality of coloured light viewing area comprises red display district, green viewing area and blue viewing area.
As optional technical scheme, this first image signal is the left-eye images signal, and this second image signal is the right-eye image signal.
According to an embodiment, the present invention provides a kind of phase retardation film, is applicable to a stereoeffect display floater, and this phase retardation film comprises: a plurality of first phase place adjustment region and a plurality of second phase place adjustment region.Be all on these a plurality of first phase place adjustment region and these a plurality of second phase place adjustment region along continuous straight runs and the vertical direction and be staggered, have 1/2nd wavelength difference between these a plurality of first phase place adjustment region and this a plurality of second phase place adjustment region.
As optional technical scheme, these a plurality of first phase place adjustment region are provided with first alignment pattern and have positive quarter-wave phase place, and these a plurality of second phase place adjustment region are provided with second alignment pattern and have negative quarter-wave phase place.
As optional technical scheme, these a plurality of first phase place adjustment region are provided with first alignment pattern and have positive 1/2nd wavelength phase places, and these a plurality of second phase place adjustment region are provided with second alignment pattern.
In sum, this disclosure of documents proposes a kind of stereoeffect display floater and phase retardation film thereof, and each sub-pixel (sub-pixel) unit all adopts the design of images of left and right eyes alternating expression on it on level and vertical direction.That is to say, be utilized in vertically and transversely adopt staggered pixel design simultaneously, replaces the design of known striped formula.Thus, even do not change the size of pixel unit, the display floater shown in this disclosure of documents also can be avoided image frame non-continuous event in vertical direction, and then improves display quality.
Can further be understood by following description of drawings and embodiment detailed description in advantage of the present invention and spirit.
Description of drawings
Fig. 1 illustrates the sketch map of known stereoeffect display floater;
Fig. 2 illustrates the simple eye image sketch map on Fig. 1 neutral body effect display floater;
Fig. 3 illustrates the pixel group on the stereoeffect display floater among the embodiment of this disclosure of documents;
Fig. 4 illustrates the sketch map of the corresponding right and left eyes image of pixel group among Fig. 3; And
Fig. 5 illustrates the pixel phase retardation film corresponding with it on the stereo display panel among another embodiment of this disclosure of documents.
Embodiment
See also Fig. 3, it illustrates the sketch map according to a kind of stereoeffect display floater 200 among one of this disclosure of documents embodiment.In this disclosure of documents, stereoeffect display floater 200 is a minimum unit with each sub-pixel (sub-pixel) unit, longitudinally with laterally be all interlace mode and show left eye and right-eye image.
As shown in Figure 3, in this embodiment, have a plurality of pixel cells on the display floater 220 of stereoeffect display floater 200, for instance, like the pixel cell among Fig. 3 221,222,223 and 224 etc.Wherein, each pixel cell more comprises the corresponding different respectively a plurality of coloured light viewing area of a plurality of sub-pixel unit.For example, pixel cell 221 comprises sub-pixel unit 221r, 221g, and 221b, wherein, the corresponding red coloured light viewing area of sub-pixel unit 221r, the corresponding green coloured light viewing area of sub-pixel unit 221g, the corresponding blue coloured light viewing area of sub-pixel unit 221b.
In an embodiment; Stereoeffect display floater 200 comprises image interface unit 240 in addition; Image interface unit 240 in order to import the first image signal VS1 and the second image signal VS2 to aforementioned each pixel cell with and the sub-pixel unit of corresponding different colours on; In this example; The first image signal VS1 can be the left-eye images signal; The second image signal VS2 is the right-eye image signal, by this, reaches the stereo display effect.
What must specify is, in this embodiment, the display floater 220 of stereoeffect display floater 200 is to be that minimum unit is that interlace mode shows left eye and right-eye image with laterally being longitudinally with each sub-pixel unit.Please consult Fig. 4 in the lump, it illustrates the display floater 220 part enlarged diagrams of stereoeffect display floater 200.
As shown in Figure 4, on each sub-pixel unit along continuous straight runs in the pixel cell 221～224 and the vertical direction all ecotone be divided into the first sub-pixel group and the second sub-pixel group.
In example shown in Figure 4, the first sub-pixel group comprises sub-pixel unit 221r, 221b, and 224g, 222g, 223r, 223b etc., the sub-pixel unit in the above-mentioned first sub-pixel group can be the left-eye images signal in this example in order to show the first image signal VS1.
On the other hand, the second sub-pixel group then comprises sub-pixel unit 221g, 224r, and 224b, 222r, 222b, 223g etc., the sub-pixel unit in the above-mentioned second sub-pixel group can be the right-eye image signal in this example in order to show the second image signal VS2.
Sub-pixel unit 222g to show the left-eye images signal is an example, and other sub-pixel unit 221g of sub-pixel unit 222g vicinity on horizontal direction and vertical direction, 223g, 222r, 222b are all in order to show the right-eye image signal.
In the stereoeffect display floater 200 of this disclosure of documents, the image signal of left-eye images and right-eye image just is distributed on the viewing area with checkerboard type or well word interlace mode fifty-fifty.
Staggered designs on sub-pixel unit employing level each other and the vertical direction of the stereoeffect display floater 200 in this disclosure of documents has been described in above-mentioned paragraph, the first image signal VS1 of right and left eyes respectively and the second image signal VS2 have been transferred to respectively in the first sub-pixel group and the second sub-pixel group that interleaved arranges.
In addition; This disclosure of documents more discloses the phase retardation film with interleaved arrangement design, and phase retardation film can be integrated to be arranged on the stereoeffect display floater 200 and use so that the sub-pixel unit of the above-mentioned first sub-pixel group and the second sub-pixel group has the different wavelengths phase place respectively.
Please in the lump with reference to figure 5, stereoeffect display floater 200 comprises phase retardation film 260, and phase retardation film 260 can be integrated on the display floater 220 that is arranged at stereoeffect display floater 200.Phase retardation film 260 comprises a plurality of first phase place adjustment region R1 and a plurality of second phase place adjustment region R2.Wherein, Each first phase place adjustment region R1 and corresponding one of them sub-pixel unit in second its position of phase place adjustment region R2 are (like sub-pixel unit 221r; 221g, 221b etc.), and each first phase place adjustment region R1 is identical with size and the sub-pixel unit of the second phase place adjustment region R2.
Wherein be all on the first phase place adjustment region R1 and the second phase place adjustment region R2 along continuous straight runs and the vertical direction and be staggered; Above-mentioned first phase place adjustment region R1 and the staggered detailed mode of the second phase place adjustment region R2; Can not give unnecessary details in addition at this with reference to the vertically so-called and transversely staggered detailed description in nearby subpixels unit among the previous embodiment.
The phase difference that has 1/2 wavelength between the first phase place adjustment region R1 and the second phase place adjustment region R2.For instance, these a plurality of first phase place adjustment region R1 can be provided with first alignment pattern, and for example the upper right orientation lines to the left side shown in Fig. 5 and makes the first phase place adjustment region R1 have+1/4 wavelength phase place by this.These a plurality of second phase place adjustment region R2 are provided with second alignment pattern, the upper left orientation lines shown in Fig. 5 for example to the bottom right, and the second phase place adjustment region R2 makes and has-1/4 wavelength phase place by this.Thus, just can between the first phase place adjustment region R1 and the second phase place adjustment region R2, form the phase difference of 1/2 wavelength.
In the foregoing description, the first phase place adjustment region R1 adopts the ripple plate of+1/4 wavelength phase place, and the second phase place adjustment region R2 adopts the ripple plate of-1/4 wavelength phase place, but this disclosure of documents this does not exceed.In another embodiment; The first phase place adjustment region R1 and the second phase place adjustment region R2 also can adopt+the ripple plate of 1/2 wavelength phase place; And the second phase place adjustment region R2 adopts the ripple plate of humorous phase place (i.e. zero wavelength phase place), also can between the first phase place adjustment region R1 and the second phase place adjustment region R2, form 1/2 wavelength phase difference.
As shown in Figure 5, be example with any first phase place adjustment region R1 on the phase retardation film 260, the contiguous second phase place adjustment region R2 that is all on horizontal direction and vertical direction with 1/2 wavelength phase difference, vice versa.So just form the phase retardation film 260 that checkerboard type or well word interlace mode are evenly distributed.
In the stereoeffect display floater 200 of this disclosure of documents, the first sub-pixel group and the second sub-pixel group that the first phase place adjustment region R1 of phase retardation film 260 and the second phase place adjustment region R2 sub-pixel unit on can corresponding aforementioned display floater 220 is staggered to form.
With reference to Fig. 4 and Fig. 5, comprise sub-pixel unit 221r, 221b simultaneously in order to the first sub-pixel group that shows the first image signal VS1 (for example left-eye images signal); 224g; 222g, 223r, the image output signal of 223b etc. can be through the first phase place adjustment region R1 on the phase retardation film 260.On the other hand, comprise sub-pixel unit 221g, 224r in order to the second sub-pixel group that shows the second image signal VS2 (right-eye image signal); 224b; 222r, 222b, the image output signal of 223g etc. then can be through the second phase place adjustment region R2 on the phase retardation film 260.By this, the image signal of left-eye images and right-eye image just can have 1/2 wavelength phase difference, if cooperate suitable filtering apparatus (for example anaglyph spectacles) just can allow the user watch three-dimensional image effect.
In sum, this disclosure of documents proposes a kind of stereoeffect display floater and phase retardation film thereof, and each sub-pixel (sub-pixel) unit all adopts the design of images of left and right eyes alternating expression on it on level and vertical direction.That is to say, be utilized in vertically and transversely adopt staggered pixel design simultaneously, replaces the design of known striped formula.Thus, even do not change the size of pixel unit, the display floater shown in this disclosure of documents also can be avoided image frame non-continuous event in vertical direction, and then improves display quality.
In addition; The stereoeffect display floater that this disclosure of documents proposes need not change the original dot structure of display floater; Only the image signal of right and left eyes must be sent on the corresponding sub-pixel according to above-mentioned chessboard interlace mode, and cooperate the phase retardation film of chessboard alternating expression to accomplish.Therefore, can under minimum cost, realize the stereo display effect and solve the discontinuous problem of demonstration in the known way.
Though this disclosure discloses as above with execution mode; So it is not in order to limit this disclosure; Anyly have the knack of this art; In the spirit and scope that do not break away from this disclosure; When can doing various changes and retouching, so the protection range of this disclosure is as the criterion as the scope person of defining that look claim.
Claims (13)
1. stereoeffect display floater is characterized in that comprising:
A plurality of pixel cells, wherein each pixel cell more comprises the corresponding different respectively a plurality of coloured light viewing area of a plurality of sub-pixel unit; And
Phase retardation film; This phase retardation film comprises a plurality of first phase place adjustment region and a plurality of second phase place adjustment region; The position of these a plurality of first phase place adjustment region and these a plurality of second phase place adjustment region and size are respectively to should a plurality of sub-pixel unit; Wherein be all on these a plurality of first phase place adjustment region and these a plurality of second phase place adjustment region along continuous straight runs and the vertical direction and be staggered, have 1/2nd wavelength phase differences between these a plurality of first phase place adjustment region and this a plurality of second phase place adjustment region.
2. stereoeffect display floater according to claim 1; It is characterized in that: these a plurality of first phase place adjustment region are provided with first alignment pattern and have positive quarter-wave phase place, and these a plurality of second phase place adjustment region are provided with second alignment pattern and have negative quarter-wave phase place.
3. stereoeffect display floater according to claim 1 is characterized in that: these a plurality of first phase place adjustment region are provided with first alignment pattern and have positive 1/2nd wavelength phase places, and these a plurality of second phase place adjustment region are provided with second alignment pattern.
4. stereoeffect display floater according to claim 1 is characterized in that: this a plurality of coloured light viewing area comprises red display district, green viewing area and blue viewing area.
5. stereoeffect display floater is characterized in that comprising:
Image interface unit is in order to import first image signal and second image signal; And
A plurality of pixel cells; Wherein each pixel cell more comprises the corresponding different respectively a plurality of coloured light viewing area of a plurality of sub-pixel unit; Wherein on these a plurality of sub-pixel unit along continuous straight runs and the vertical direction all ecotone be divided into the first sub-pixel group and the second sub-pixel group; This first sub-pixel group is in order to show this first image signal, and this second sub-pixel group is in order to show this second image signal.
6. stereoeffect display floater according to claim 5 is characterized in that further comprising:
Phase retardation film; This phase retardation film comprises a plurality of first phase place adjustment region and a plurality of second phase place adjustment region; The position of these a plurality of first phase place adjustment region is to these a plurality of sub-pixel unit that should the first sub-pixel group; The position of these a plurality of second phase place adjustment region has 1/2nd wavelength difference to these a plurality of sub-pixel unit that should the second sub-pixel group between these a plurality of first phase place adjustment region and this a plurality of second phase place adjustment region.
7. stereoeffect display floater according to claim 6; It is characterized in that: these a plurality of first phase place adjustment region are provided with first alignment pattern and have positive quarter-wave phase place, and these a plurality of second phase place adjustment region are provided with second alignment pattern and have negative quarter-wave phase place.
8. stereoeffect display floater according to claim 6 is characterized in that: these a plurality of first phase place adjustment region are provided with first alignment pattern and have positive 1/2nd wavelength phase places, and these a plurality of second phase place adjustment region are provided with second alignment pattern.
9. stereoeffect display floater according to claim 5 is characterized in that: this a plurality of coloured light viewing area comprises red display district, green viewing area and blue viewing area.
10. stereoeffect display floater according to claim 5 is characterized in that: this first image signal is the left-eye images signal, and this second image signal is the right-eye image signal.
11. a phase retardation film is applicable to a stereoeffect display floater, it is characterized in that this phase retardation film comprises:
A plurality of first phase place adjustment region; And
A plurality of second phase place adjustment region; Wherein be all on these a plurality of first phase place adjustment region and these a plurality of second phase place adjustment region along continuous straight runs and the vertical direction and be staggered, have 1/2nd wavelength difference between these a plurality of first phase place adjustment region and this a plurality of second phase place adjustment region.
12. phase retardation film according to claim 11; It is characterized in that: these a plurality of first phase place adjustment region are provided with first alignment pattern and have positive quarter-wave phase place, and these a plurality of second phase place adjustment region are provided with second alignment pattern and have negative quarter-wave phase place.
13. phase retardation film according to claim 11 is characterized in that: these a plurality of first phase place adjustment region are provided with first alignment pattern and have positive 1/2nd wavelength phase places, and these a plurality of second phase place adjustment region are provided with second alignment pattern.
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Application publication date: 20120104 |