CN202975382U - Slit grating used for two-visual point free stereo display on color display screen - Google Patents
Slit grating used for two-visual point free stereo display on color display screen Download PDFInfo
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- CN202975382U CN202975382U CN 201220726810 CN201220726810U CN202975382U CN 202975382 U CN202975382 U CN 202975382U CN 201220726810 CN201220726810 CN 201220726810 CN 201220726810 U CN201220726810 U CN 201220726810U CN 202975382 U CN202975382 U CN 202975382U
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- slit grating
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- color display
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Abstract
The utility model discloses a slit grating used for two-visual point free stereo display on a color display screen, and belongs to the field of free stereo display technology, so as to improve the play resolution of a stereo image. The slit grating is provided with black stripes and white stripes which are vertically and alternatively arranged. The width sum of adjacent black stripe and white stripe is equal to or larger than the width of two sub-pixels on the color display screen; and the width of the white strip is smaller than or equal to the width of the black nonluminous portion in the horizontal direction of one pixel. The slit grating used for two-visual point free stereo display on the color display screen is simple in structure and reasonable in design, and can be directly mounted on the color display screen of a product with a display function such as a common flat-screen TV, a flat panel display device, a cell phone, an mp3, an mp4 and a navigator.
Description
Technical field
The utility model belongs to the technical field that free stereo shows, is specifically related to a kind of slit grating that carries out two viewpoint free stereos demonstrations for colorful display screen.
Background technology
Can along with the continuous progress of display technique, the audience requires more and more higher for the display quality with Presentation Function product, especially in recent years along with the development of stereo technology, show that stereopsis also becomes one of Consideration of purchase.
During the three-dimensional body of mankind's eyes in watching reality, the vision of two is horizontally separated on two diverse locations of three-dimensional body, and consequent sight equation makes human brain be able to three-dimensional variation of the degree of depth of perception three-dimensional world.3 D stereo shows the effect that refers to show picture depth (third dimension), has stereoscopic sensation just as we see real world.Dimension display technologies commonly used is mainly watched three-dimensional film, stereotelevision or stereoscopic photograph by wearing glasses at present, and when so not only easily tired but also use inconvenience, and observer's quantity increased, cost can linear increase.Therefore free stereo shows it will will be the of future generation novel display technique that countries in the world are greatly developed, and has become a current noticeable frontier science and technology field, has considerable market outlook.
Existing free stereo shows the form that can adopt slit grating, and what make the observer simple eyely can only see a row pixel on display screen by a slit on baffle plate, by two observe the image of seeing different visual angles and in brain the image of compound stereoscopic.If but that the informal voucher line width in slit grating arranges is improper, the beholder can see simultaneously when watching a row pixel by an informal voucher line that the other row pixel of this row pixel causes interference to form ghost image, reduce greatly the sharpness of watching of stereo-picture, bring discomfort on sense organ to the beholder.
The utility model content
For problems of the prior art, the purpose of this utility model is to provide a kind of slit grating that shows for two viewpoint free stereos of colorful display screen, avoids occurring ghost image when watching stereopsis, the sharpness when improving stereopsis and playing.
The slit grating that is used for two viewpoint free stereos demonstrations of colorful display screen, black streaking, the informal voucher line of alternate intervals vertically are set on slit grating, the width sum of adjacent black and white strip is equal to or greater than the width of two sub-pixels on colorful display screen, and the width of informal voucher line is less than or equal to the width of luminous component not of black on a pixel level direction.
Described slit grating is the slit grating that liquid crystal slit grating or film are printed.
The utility model is simple in structure, reasonable in design, can directly be installed on common flat-surface television, flat-panel screens, mobile phone, mp3, mp4, navigating instrument etc. has on the colorful display screen of Presentation Function product, image can directly be observed stereo-picture by the effect of slit grating through after 3D processing, need not wearing spectacles, easy to use.The width of the informal voucher line on slit grating is less than or equal to the width of luminous component not of black on a pixel, only can see the image of a row pixel by an informal voucher line when watching, and can't see the pixel image of side row, thereby avoided the formation ghost image, improve the sharpness of image when watching, bring comfort sense on sense organ to the beholder.The liquid crystal shutter circuit when adopting liquid crystal slit grating, slit grating is set, when the conducting of liquid crystal shutter closing of circuit, black streaking default on liquid crystal slit grating manifests, and makes liquid crystal slit grating become the alternate slit grating of black and white strip, and the user watches the stereo-picture with depth perception.When the liquid crystal shutter circuit disconnected, liquid crystal slit grating was complete white, the image that shows is not worked the effect of blocking, and shows two-dimensional effects, and the user can carry out the conversion of three-dimensional or two dimension as required, uses convenient.
Description of drawings
Fig. 1 is structural representation of the present utility model;
Fig. 2 is the comparison diagram of the utility model and colorful display screen;
Fig. 3 is the structural representation of slit grating free stereo displaying principle.
In figure: 1-slit grating, 2-black streaking, 3-informal voucher line, 4-colorful display screen, 5-black gap, pixel of 6-.
Embodiment
Below in conjunction with accompanying drawing, the utility model is described further.
The slit grating that the two viewpoint free stereos that are used for colorful display screen as depicted in figs. 1 and 2 show, black streaking 2, the informal voucher line 3 of alternate intervals vertically are set on slit grating 1, the width sum of adjacent black and white strip is equal to or greater than the width of two sub-pixels on colorful display screen 4, and the width of informal voucher line 3 is less than or equal to black gap 5 width of luminous component not of black on a pixel level direction.The slit grating that slit grating 1 can adopt liquid crystal slit grating or film to print.Slit grating 1 can be adjusted the width of black streaking 2, informal voucher line 3 according to being applied to different colorful display screens, to be applicable to the colorful display screen of variety classes, different size, as LCD display, OLED display screen etc.
When slit grating 1 was liquid crystal slit grating, on liquid crystal slit grating, connection arranged the liquid crystal shutter circuit.The liquid crystal shutter circuit does not illustrate in the drawings.
As shown in Figure 3, the principle that free stereo shows is as follows: the free stereo liquid crystal display device structure based on parallax baffle is the baffle plate of placing a fence type at the place ahead or the rear of liquid crystal display, blocking due to baffle plate like this, the simple eye of observer can only be seen a row pixel on display screen by a slit on baffle plate, can only see strange pixel column as left eye, and can't see the dual pixel row; Equally, right eye can only be seen the dual pixel row, and can't see strange pixel column.So, the two width images that are comprised of strange pixel column and dual pixel row have respectively just become to have the stereo-picture pair of the level time difference, by the fusion of brain, finally form the stereo-picture that a width has depth perception.
The liquid crystal slit grating connection arranges the liquid crystal shutter circuit, can control colorful display screen and change between two dimension and 3-D display.When the conducting of liquid crystal shutter closing of circuit, black streaking default on liquid crystal slit grating manifests, make liquid crystal slit grating become the alternate slit grating of black and white strip, when this moment, the user watched picture on display screen, due to blocking of black and white strip, the simple eye of observer can only be seen a row pixel on display screen by a slit on baffle plate, can only see strange pixel column as left eye, and can't see the dual pixel row; Equally, right eye can only be seen the dual pixel row, and can't see strange pixel column.So, the two width images that are comprised of the odd even pixel column have respectively just become to have the stereo-picture pair of the level time difference, by the fusion of brain, finally form the stereo-picture that a width has depth perception.When the liquid crystal shutter circuit disconnected, liquid crystal slit grating was complete white, the image that shows screen display is not worked the effect of blocking, and shows two-dimensional effects, and the user can carry out the conversion of three-dimensional or two dimension as required, uses convenient.
Slit grating of the present utility model is installed on common flat-surface television, flat-panel screens, mobile phone, mp3, mp4, navigating instrument etc. to have on the colorful display screen of Presentation Function product, the video of playing or the image of watching first pass through three-dimensional pre-service, can directly observe stereo-picture by the effect of slit grating, and need not that other watch instrument by glasses etc., can many people watch simultaneously the easy to use and cost when greatly reducing many people and watching.And the informal voucher line width that arranges on slit grating is less than or equal to the width of luminous component not of black on a pixel level direction, only can see the image of a row pixel by an informal voucher line when watching, and can't see the pixel image of side row, thereby avoided the formation ghost image, improve the sharpness of image when watching, bring comfort sense on sense organ to the beholder.
The above is only preferred implementation of the present utility model; should be pointed out that for those skilled in the art, under the prerequisite that does not break away from the utility model principle; can also make some improvements and modifications, these improvements and modifications also should be considered as protection domain of the present utility model.
Claims (2)
1. slit grating that the two viewpoint free stereos that are used for colorful display screen show, it is characterized in that vertically arranging on slit grating black streaking, the informal voucher line of alternate intervals, the width sum of adjacent black and white strip is equal to or greater than the width of two sub-pixels on colorful display screen, and the width of informal voucher line is less than or equal to the width of luminous component not of black on a pixel level direction.
2. a kind of slit grating that shows for two viewpoint free stereos of colorful display screen according to claim 1, is characterized in that described slit grating is the slit grating that liquid crystal slit grating or film are printed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220726810 CN202975382U (en) | 2012-12-26 | 2012-12-26 | Slit grating used for two-visual point free stereo display on color display screen |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220726810 CN202975382U (en) | 2012-12-26 | 2012-12-26 | Slit grating used for two-visual point free stereo display on color display screen |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202975382U true CN202975382U (en) | 2013-06-05 |
Family
ID=48516440
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220726810 Expired - Fee Related CN202975382U (en) | 2012-12-26 | 2012-12-26 | Slit grating used for two-visual point free stereo display on color display screen |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202975382U (en) |
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2012
- 2012-12-26 CN CN 201220726810 patent/CN202975382U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130605 Termination date: 20151226 |
|
| EXPY | Termination of patent right or utility model |