CN101442683A - Device and method for displaying stereoscopic picture - Google Patents

Device and method for displaying stereoscopic picture Download PDF

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Publication number
CN101442683A
CN101442683A CNA2007101886240A CN200710188624A CN101442683A CN 101442683 A CN101442683 A CN 101442683A CN A2007101886240 A CNA2007101886240 A CN A2007101886240A CN 200710188624 A CN200710188624 A CN 200710188624A CN 101442683 A CN101442683 A CN 101442683A
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pixels
sub
frame
pixel
block
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CN101442683B (en
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张静潮
张弘昌
郑建勇
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Hannstar Display Corp
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Hannstar Display Corp
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Abstract

The invention provides a stereo image display device and a display method thereof. The display device comprises a pixel matrix, a sub-pixel rendering device, and a shielding mask. The pixel matrix comprises a plurality of sub-pixels. The sub-pixel rendering device provides data for the sub-pixels and makes the sub-pixels combine together to form a plurality of first frames and a plurality of second frames, so as to display a first image and a second image respectively, wherein the first frame can define a plurality of first pixel blocks and a plurality of second pixel blocks, the second frame can also define a plurality of first pixel blocks and a plurality of second pixel blocks, the first frame and the second frame are not overlapped, and the second pixel blocks and the adjacent first pixel block cover partial repeated sub-pixels. The shielding mask projects the plurality of first frames and the plurality of second frames to form a plurality of first and second images.

Description

Stereoscopic display device and display packing thereof
Technical field
The present invention relates to a kind of display unit and method for displaying image, and particularly relate to a kind of stereoscopic display device and 3 D image display method.
Background technology
In order to satisfy the human pursuit that natural vision is played up, the Display Technique revolution is shown by the plane gradually moves towards stereo display.As far back as Euclid, Ya Lisiduode epoch, though people just notice the people two eyes are arranged, the received image of two retinas also is not quite similar, and the people does not have the puzzlement of seeing dual imaging.Passed through tight animal and human trial afterwards, more confirmed to have on the retina cell of special department stereoscopic vision, and merge two different visual angles images by brain and produce the function of depth perception.
Real stereoscopic vision is caused by binocular parallax (binocular parallax) effect.Binocular parallax is represented two because of present position difference, visual angle difference, causes the also different slightly effect of finding picture material, and last two images merge through brain, just form stereo-picture.Stereo display technique can be divided into spectacle (stereoscopic display) and bore hole formula (auto-stereoscopicdisplay).Yet the eyeglass stereoscopic Display Technique can cause user's inconvenience, uncomfortable, so the eyeglass stereoscopic Display Technique fails to popularize in general people's livelihood amusement.Otherwise the stereo display of bore hole formula then develops and becomes new trend gradually.
Traditional bore hole formula stereo display method, mainly be that the display frame compartment of terrain is divided into the right and left eyes image display area, utilize disparity barrier (parallax barrier) or microlens array (lenticular screen) simultaneously image to be invested right and left eyes respectively, to reach stereoeffect.Yet owing to the original plane image need be divided into eye image and left-eye image two parts, make the image pixel that left eye and right eye can be received, all be reduced to half of original plane image, cause resolution to reduce, image quality decline.
Therefore need a kind of new stereo display technique, when making the audience produce stereoscopic vision, make the resolution of stereo-picture be not less than the resolution of original plane image.
Summary of the invention
One aspect of the present invention when observer's stereo-picture is provided, still can be kept original image resolution ratio in that a kind of stereoscopic display device is provided.
According to one embodiment of the present of invention, stereoscopic display device comprises pel array, sub-pixel rendering device and shade.Pel array has a plurality of sub-pixels.The sub-pixel rendering device provides the sub-pixel data signal, make sub-pixel combinations form a plurality of first frames and a plurality of second frame, to show first image and second image respectively, wherein, first frame can define a plurality of first block of pixels and a plurality of second block of pixels respectively, second frame can define a plurality of first block of pixels and a plurality of second block of pixels respectively, first frame and second frame do not overlap mutually, and each second block of pixels and the first adjacent block of pixels contain the sub-pixel of part repetition.Shade then projects first image and second image respectively with first frame and second frame.
Another aspect of the present invention provides a kind of 3 D image display method, is keeping under the resolution of original image, makes the observer produce stereoscopic vision.
According to another embodiment of the present invention, 3 D image display method is a plurality of first frames and a plurality of second frame with a plurality of sub-pixel combinations earlier.Then first frame definition is gone out a plurality of first block of pixels and a plurality of second block of pixels, and second frame definition gone out first block of pixels and second block of pixels, wherein, each first frame and these second frames do not overlap mutually, and each second block of pixels and adjacent first block of pixels contain the sub-pixel that partly repeats.
According to the foregoing description, stereoscopic display device and 3 D image display method can be kept original resolution of plane picture, to promote quality video signal when the observer produces stereoscopic vision to an image.
Description of drawings
For above-mentioned and other purposes of the present invention, feature, advantage and embodiment can be become apparent, accompanying drawing is had been described in detail as follows:
The stereo-picture that Fig. 1 shows one embodiment of the invention shows schematic diagram;
Fig. 2 A shows the strip pel array of one embodiment of the invention;
Fig. 2 B shows the staggered pel array of one embodiment of the invention;
Fig. 2 C shows the staggered pel array that adds the white light sub-pixel of one embodiment of the invention;
Fig. 3 A, 3B show the arrangement of one embodiment of the invention rgb pixel array first frame and second frame;
Fig. 3 C, 3D show the arrangement of one embodiment of the invention RGBW pel array first frame and second frame;
Fig. 4 shows the RGBW stereoscopic display device of one embodiment of the invention;
Fig. 5 shows the 3 D image display method of one embodiment of the invention.
[main element symbol description]
100: pel array 101: left-eye image
103: eye image 105: shade
107: left eye 109: right eye
201: ruddiness sub-pixel 203: the green glow sub-pixel
205: blue photons pixel 207: block of pixels
209: 301: the first block of pixels of block of pixels
305: the first frames of 303: the second block of pixels
Frame 401 in 307: the second: white light sub-pixel processing unit
403: sub-pixel rendering device 405: pel array
407: shade
501,503,505,507: the step of 3 D image display method
E: spacing distance r: preset distance
Embodiment
Stereoscopic display device of following examples and stereo-picture show, utilize sub-pixel to play up technology (sub-pixel rendering), produce the second extra block of pixels and come display image, when therefore can make the observer that an image is produced stereoscopic vision, still keep the resolution of original plane picture, thereby promoted quality video signal.
With reference to Fig. 1, its stereo-picture that shows one embodiment of the invention shows schematic diagram.Block of pixels on the pel array 100 is divided into left-eye image 101 and eye image 103, and each eye image 103 is between two left-eye image 101.Shade 105 is arranged between audience's left eye 107, right eye 109 and the pel array 100.
Shade 105 can be made of liquid crystal, and (or be made of plastic cement, glass, metal and other materials), this shade 105 and pel array 100 be preset distance r at interval.The spacing distance e of the size of preset distance r and block of pixels, audience's sighting distance and two left-eye image 101 (or two eye image 103) is relevant.When the audience need view and admire stereo-picture, the shade 105 of part can present opaque shape, makes left-eye image 101 can't be projected to audience's right eye 109.Shade 105 opaque parts can intercept the left eye 107 that eye image 103 is projected to the audience equally.
With reference to Fig. 2 A, Fig. 2 B and Fig. 2 C, it shows the pel array of one embodiment of the invention respectively simultaneously.In the middle of the pel array of Fig. 2 A and Fig. 2 B, each block of pixels 207 comprises ruddiness sub-pixel 201, green glow sub-pixel 203 and blue photons pixel 205, and each sub-pixel is connected to corresponding data wire respectively and receives pixel voltage, with display image.With each sub-pixel among Fig. 2 A respectively clustering to be arranged in the situation of strip different, in the pel array of Fig. 2 B, ruddiness sub-pixel 201, green glow sub-pixel 203 and blue photons pixel 205 present and are staggered.
In the pel array of Fig. 2 C, each block of pixels 209 has added white light sub-pixel 211 outside three original sub-pixels, thereby can increase brightness and contrast.Only for illustrating pel array aligning method of the present invention, the present invention is not limited to these arrangement modes for above-mentioned Fig. 2 A, 2B and 2C.
With reference to Fig. 3 A, 3B, 3C, 3D, it shows a plurality of first frames of pel array of one embodiment of the invention and the arrangement of a plurality of second frames simultaneously.Fig. 3 A and Fig. 3 B are a kind of rgb pixel array, and Fig. 3 C and Fig. 3 D are the RGBW pel array.In pel array, the signal that control signal and data wire (not being shown among the figure) are provided can be defined as adjacent sub-pixel (R, G, B, W) first block of pixels 301 or second block of pixels 303.First frame 305 and second frame 307 comprise that separately independently first block of pixels 301 and second block of pixels 303 are come display image.
First frame 305 and second frame 307 are contained the sub-pixel (R, G, B) of diverse location in the display frame.And a plurality of first frames 305 are listed on the display frame for staggered mode with a plurality of second frames 307.Two first adjacent block of pixels 301 have the sub-pixel that part repeats in second block of pixels 303 in first frame 305 and same first frame 305; Perhaps in two different first frames 305, the first adjacent block of pixels 301 and second block of pixels 303 have the sub-pixel that part repeats.Similarly, second block of pixels 303 that is arranged in second frame 307 is understood the sub-pixel that have the part repetition with 307 two first adjacent block of pixels 301 of same second frame; Perhaps in two second different frames 307, two adjacent first block of pixels 301 and second block of pixels 303 have the sub-pixel that part repeats.A plurality of first frames 305 can be vertically staggered with a plurality of second frames 307, but also level is staggered.
Second frame 307 is interspersed between two first frames 305.A plurality of first frames 305 show a plurality of first images and a plurality of second image respectively with a plurality of second frames 307.Projective techniques as shown in Figure 1, a plurality of first images of a plurality of first frames 305 and a plurality of second images of a plurality of second frames 307 are projected to audience's left eye and right eye respectively by shade.In other words, a plurality of first images that a plurality of first frames 305 are presented are the being seen left-eye image of human left eye, and a plurality of second images that a plurality of second frames 307 are presented are the being seen eye image of human right eye.By a plurality of first images of synthetic a plurality of first frames 305 of human eye and a plurality of second images of a plurality of second frames 307, can realize that stereo-picture shows, makes the audience produce the vision of stereo-picture.Because whole display frame is partitioned into a plurality of first frames 305 and a plurality of second frames 307, show first and second image respectively, so the resolution of display frame will be reduced to the original display picture half.
In order to solve the problem that resolution reduces, this embodiment of the present invention, except respectively in a plurality of first frames 305 and a plurality of second frames 307 with original first block of pixels, 301 display images, also increased by second block of pixels 303 and come display image, therefore can respectively left eye and the visible image display resolution of right eye have been promoted.First block of pixels 301 can be arranged in different time points with second block of pixels 303 and show, thus, by means of the effect that persists of human eye vision, can show the view data of twice; Therefore can under the situation that the entity sub-pixel circuits does not have to increase, improve visual resolution.
Generally speaking, though whole image is divided into left eye and the right eye of the image projection of a plurality of first frames 305 and 307 two parts of a plurality of second frames to the audience, the block of pixels number that left eye and right eye can be seen is reduced to original half, resolution thereby reduction, but come display image owing to increased by second block of pixels 303, therefore the view data that can show twice still can be kept the resolution of original plane picture.
With reference to Fig. 4, it shows the RGBW stereoscopic display device of one embodiment of the invention.The RGBW stereoscopic display device comprises white light sub-pixel processing unit 401, sub-pixel rendering device 403, pel array 405 and shade 407.White light sub-pixel processing unit 401 produces the needed data of white light sub-pixel.Sub-pixel rendering device 403 provides the sub-pixel data signal, sub-pixel combinations is formed as a plurality of first frames 305 of Fig. 3 embodiment and a plurality of second frame 307 with display image, wherein each first frame, 305 definables go out a plurality of first block of pixels 301 and a plurality of second block of pixels 303, second frame 307 also definable goes out first block of pixels 301 and second block of pixels 303, so can increase the resolution of image.Pel array 405 comprises a plurality of sub-pixels, receives data-signal from sub-pixel rendering device 403 with display image.Shade 407 is projected to audience's left eye and right eye respectively with a plurality of first images and a plurality of second image, makes the audience produce stereoscopic vision.
With reference to Fig. 5, it shows the 3 D image display method of one embodiment of the invention.At first be several first frames and several second frames (step 501) with several sub-pixel combinations.Second frame system is arranged on the pel array with first frame period.
Then first frame definition is gone out several first block of pixels and several second block of pixels (step 503), and second frame definition gone out first block of pixels and second block of pixels (step 505), wherein each first frame and second frame do not overlap mutually, and each second block of pixels and adjacent first block of pixels contain the sub-pixel that partly repeats.These sub-pixels comprise ruddiness sub-pixel, green glow sub-pixel, blue photons pixel and white light sub-pixel.These sub-pixels clustering respectively are arranged in the vertical bar shape or are staggered, and play up technology (sub-pixelrendering) mode with sub-pixel and arrange.
Then, can utilize shade that a plurality of first frames and a plurality of second frame are projected a plurality of left-eye image and a plurality of eye image respectively to observer's left eye and right eye (step 507), make the observer produce stereoscopic vision.Described shade is arranged between audience and the pel array, and with pel array preset distance at interval.
According to the foregoing description, when stereoscopic display device and 3 D image display method can make the observer produce stereoscopic vision, keep original plane picture resolution, improved image quality.
In sum, though the above preferred embodiment that adopted discloses the present invention, it is not in order to limit the present invention.Those skilled in the art can carry out various changes and retouching under the situation that does not break away from the spirit and scope of the present invention.Therefore, protection scope of the present invention should be as the criterion with subsidiary claim.

Claims (10)

1. stereoscopic display device comprises:
Pel array has a plurality of sub-pixels;
The sub-pixel rendering device, for described a plurality of sub-pixels provide data-signal, make described a plurality of sub-pixel combinations form a plurality of first frames and a plurality of second frame, described a plurality of first frame and described a plurality of second frame do not overlap mutually, and show a plurality of first images and a plurality of second image respectively, wherein, described a plurality of first frame can define a plurality of first block of pixels and a plurality of second block of pixels respectively, described a plurality of second frame also can define a plurality of first block of pixels and a plurality of second block of pixels respectively, and each second block of pixels and adjacent a plurality of first block of pixels contain a plurality of sub-pixels that part repeats; And
Shade is arranged at described pel array top, in order to project described a plurality of first image and described a plurality of second image respectively.
2. stereoscopic display device as claimed in claim 1, wherein, described a plurality of second frames and described a plurality of first frame each interval are arranged.
3. stereoscopic display device as claimed in claim 1, wherein, described a plurality of sub-pixels of described pel array comprise a plurality of ruddiness sub-pixels, a plurality of green glow sub-pixel and a plurality of blue photons pixel.
4. stereoscopic display device as claimed in claim 1, wherein, described a plurality of sub-pixels are played up technical approach with sub-pixel and are arranged.
5. stereoscopic display device as claimed in claim 1, wherein, described a plurality of first images and described a plurality of second image are defined as a plurality of left-eye image and a plurality of eye image respectively.
6. 3 D image display method comprises:
With a plurality of sub-pixel combinations is a plurality of first frames and a plurality of second frame;
Described a plurality of first frame definitions are gone out a plurality of first block of pixels and a plurality of second block of pixels; And
Described a plurality of second frame definitions are gone out a plurality of first block of pixels and a plurality of second block of pixels,
Wherein, each first frame and described a plurality of second frame do not overlap mutually, and each second block of pixels and adjacent a plurality of first block of pixels contain a plurality of sub-pixels that part repeats.
7. display packing as claimed in claim 6 also comprises and utilizes shade that described a plurality of first frames and described a plurality of second frame are projected a plurality of left-eye image and a plurality of eye image respectively.
8. display packing as claimed in claim 6, wherein, described a plurality of second frames and described a plurality of first frame each interval are arranged.
9. display packing as claimed in claim 6, wherein, described a plurality of sub-pixels comprise a plurality of ruddiness sub-pixels, a plurality of green glow sub-pixel and a plurality of blue photons pixel.
10. stereoscopic display device as claimed in claim 6, wherein, described a plurality of sub-pixels are played up technical approach with sub-pixel and are arranged.
CN2007101886240A 2007-11-21 2007-11-21 Device and method for displaying stereoscopic picture Expired - Fee Related CN101442683B (en)

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Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102834860A (en) * 2010-04-14 2012-12-19 夏普株式会社 Liquid crystal display device and method for displaying fonts on liquid crystal display device
WO2015035581A1 (en) * 2013-09-12 2015-03-19 Shenzhen Yunyinggu Technology Co., Ltd. Method and apparatus for subpixel rendering
CN104461440A (en) * 2014-12-31 2015-03-25 上海天马有机发光显示技术有限公司 Rendering method, rendering device and display device
CN104853174A (en) * 2014-02-14 2015-08-19 微彩智库有限公司 3D/2D multi-primary-color image device and control method therefor
CN105409213A (en) * 2013-06-24 2016-03-16 微软技术许可有限责任公司 Interleaved tiled rendering of stereoscopic scenes

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1578142B1 (en) * 2002-12-16 2014-10-08 Sanyo Electric Co., Ltd. Stereoscopic video creating device and stereoscopic video distributing method

Cited By (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102834860A (en) * 2010-04-14 2012-12-19 夏普株式会社 Liquid crystal display device and method for displaying fonts on liquid crystal display device
CN102834860B (en) * 2010-04-14 2015-06-10 夏普株式会社 Liquid crystal display device and method for displaying fonts on liquid crystal display device
CN105409213A (en) * 2013-06-24 2016-03-16 微软技术许可有限责任公司 Interleaved tiled rendering of stereoscopic scenes
WO2015035581A1 (en) * 2013-09-12 2015-03-19 Shenzhen Yunyinggu Technology Co., Ltd. Method and apparatus for subpixel rendering
CN105027191A (en) * 2013-09-12 2015-11-04 深圳云英谷科技有限公司 Method and apparatus for subpixel rendering
US9626894B2 (en) 2013-09-12 2017-04-18 Shenzhen Yunyinggu Technology Co., Ltd. Method and apparatus for subpixel rendering
US10475369B2 (en) 2013-09-12 2019-11-12 Shenzhen Yunyinggu Technology Co., Ltd. Method and apparatus for subpixel rendering
CN104853174A (en) * 2014-02-14 2015-08-19 微彩智库有限公司 3D/2D multi-primary-color image device and control method therefor
CN104461440A (en) * 2014-12-31 2015-03-25 上海天马有机发光显示技术有限公司 Rendering method, rendering device and display device
CN104461440B (en) * 2014-12-31 2018-01-02 上海天马有机发光显示技术有限公司 Rendering intent, rendering device and display device

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