CN102841447A - Full distinguishability naked eye stereoscopic displayer - Google Patents
Full distinguishability naked eye stereoscopic displayer Download PDFInfo
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- CN102841447A CN102841447A CN2012102969152A CN201210296915A CN102841447A CN 102841447 A CN102841447 A CN 102841447A CN 2012102969152 A CN2012102969152 A CN 2012102969152A CN 201210296915 A CN201210296915 A CN 201210296915A CN 102841447 A CN102841447 A CN 102841447A
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Abstract
The invention discloses a full distinguishability naked eye stereoscopic displayer which comprises a high refresh rate displayer, a high refresh rate liquid crystal optical grating and a high refresh rate backlight source, wherein frequency f of the high refresh rate is above 60 * N hertz (HZ), and the N is a visual angle number generated by the high refresh rate displayer. By means of the utilization of the high refresh rate displayer and the high refresh rate liquid crystal optical grating, pixel points of images of each visual angle are switched at a high speed, after the pixel points are switched, images which are N/1 in distinguishability compared with the distinguishability of original images are enabled to be complementary through each low distinguishability image, so that a full distinguishability image is formed. Due to the fact that the high refresh rate backlight source is closed or darkened when the pixel points are switched, serious double image is prevented from happening in the process of the switching of frames.
Description
Technical field
The present invention relates to a kind of three-dimensional display, relate in particular to a kind of naked-eye stereoscopic display of full resolution.
Background technology
Present 3D lcd technology can be divided into bore hole formula and spectacle two big classifications; And bore hole formula 3D technology can be divided into column mirror grating and liquid crystal barrier grating; It has utilized the principle of parallax of human eye, sends to different pictures respectively through giving about the beholder two, thereby reaches stereoscopic visual effect.Present technology is exactly to see through accurate optical computing, control; The light that each picture element sent of two eye shadow pictures about letting; Ad-hoc location in only can the directive space, and then let the audience specific when regional, left eye receives, and what all be that left-eye images, right eye receive all is the image of right eye; Utilize eyes to watch different pictures, make parallax and produce 3-D effect.
The implementation method of liquid crystal barrier grating 3D technology is to use a switch liquid crystal display, polarizing coating and high molecule liquid crystal layer, and utilizing liquid crystal layer and polarizing coating to produce a series of directions is 90 ° vertical stripes.These stripeds are wide tens microns, just formed vertical slice grid pattern through their light, are referred to as " parallax barrier ".And should technology utilize the parallax barrier just, under the stereo display pattern, in the time of should being presented on the liquid crystal display by the image that left eye is seen, opaque striped can block right eye; In like manner, in the time of should being presented on the liquid crystal display by the image that right eye is seen, opaque striped can block left eye, through the viewable pictures of left eye and right eye is separated, makes the onlooker see the 3D image.For the user, the handoff functionality of 2D/3D is necessary.Wherein disparity barrier grating 2D/3D handoff technique is the most ripe at present 2D/3D handoff technique.This techniques make use liquid crystal itself possesses the function that lets light whether penetrate and forms the barrier grating, and wherein front panel uses as parallax grating, and when panel will show the 3D content, the front panel corresponding region showed that chequered with black and white striped forms grating.When the image frame of display panel was the 2D content, front panel penetrated this regional light fully, can reach compartmentalization 2D/3D function by the displaying contents of control front panel.
But because picture is cut into two parts, left eye picture and right eye picture, this is two images of seeing separately, image resolution meeting so and drop by half.This mode is divided into the right and left eyes picture and shows, claims two visual angle display techniques again, and when should display playing N visual angle image, image resolution can drop to original 1/N, impacts to user's viewing.
Summary of the invention
When the object of the invention provides a kind of user's viewing, can see the naked-eye stereoscopic display of the full resolution of a secondary high resolution image.
For realizing above-mentioned purpose; The present invention adopts following technical scheme: it comprises the display of the backlight of high refresh rate, high refresh rate and the liquid crystal grating of high refresh rate in regular turn; Described its frequency f of high refresh rate is more than 60 * N HZ, and wherein N is the visual angle number of the display generation of high refresh rate.
The visual angle number that the display of described high refresh rate produces is N, is respectively P
1, P
2... P
N, the pixel of each visual angle image also is divided into the N equal portions, is respectively: view
1, view
2, view
3... .view
N-2, view
N-1, view
N, each pixel switches with 60 * N HZ frequency, P
1Pixel from view
N, view
N-1, view
N-2... view
3, view
2, view
1Switch P successively
2Pixel from view
1, view
N-1, view
N-2... view
3, view
2, view
1, view
NSwitch P successively
NPixel from view
N-1, view
N-2... view
3, view
2, view
1, view
NSwitch successively; The liquid crystal grating of high refresh rate can cooperate the switching of pixel to do corresponding the switching simultaneously, position ray cast is extremely corresponding according to the position of pixel; The backlight of high refresh rate is also closed when pixel switches or deepening.
The present invention adopts above technical scheme; The display through using high refresh rate and the liquid crystal grating of high refresh rate; The pixel of the image at each visual angle is done switching at a high speed; The image of the 1/N that feasible resolution originally is original image resolution after switching is complementary through the pixel of each low resolution, becomes the image of a secondary full resolution; When pixel switches, close or deepening through the backlight of high refresh rate, prevent to produce in the picture handoff procedure serious ghost image, and because refresh rate is fast, human eye is the variation of the backlight of imperceptible high refresh rate almost.
Description of drawings
Below in conjunction with accompanying drawing and embodiment the present invention is done further detailed explanation:
Fig. 1 is a system architecture synoptic diagram of the present invention;
Fig. 2 handles synoptic diagram for the present invention two visual angles;
Fig. 3 is the present invention's two visual angle treatment step synoptic diagram;
Fig. 4 is a N of the present invention visual angle treatment step synoptic diagram.
Embodiment
As shown in Figure 1; The present invention comprises the display (Display) 2 of the backlight (BLU) 3 of high refresh rate, high refresh rate and the liquid crystal grating (Barrier) 1 of high refresh rate in regular turn; Described its frequency f of high refresh rate is more than 60 * N HZ, and wherein N is the visual angle number of the display generation of high refresh rate.
The visual angle number that the display of described high refresh rate produces is N, is respectively P
1, P
2... P
N, the pixel of each visual angle image also is divided into the N equal portions, is respectively view
1, view
2, view
3... .view
N-2, view
N-1, view
N, each pixel switches with 60 * N HZ frequency, P
1Pixel from view
N, view
N-1, view
N-2... view
3, view
2, view
1Switch P successively
2Pixel from view
1, view
N-1, view
N-2... view
3, view
2, view
1, view
NSwitch P successively
NPixel from view
N-1, view
N-2... view
3, view
2, view
1, view
NSwitch successively; The liquid crystal grating 1 of high refresh rate can cooperate the switching of pixel to do corresponding the switching simultaneously, according to the position of pixel light is done correct projection; The backlight 3 of high refresh rate is closed when pixel switches or deepening.
As shown in Figure 2, N gets 2, and the visual angle number that the display of high refresh rate (DISPLAY) 2 produces is 2, and the display screen of the high refresh rate of 120Hz (DISPLAY) 2 will switch pixel with refresh rate fast continuously; Liquid crystal grating (Barrier) with high refresh rate of time will cooperate pixel to do to switch fast; Cooperate the position of pixel that light is projected to corresponding position; The backlight of high refresh rate (BLU) also can be done in good time switch activated, prevents to produce in the picture handoff procedure serious ghost image.Detect the image odd column first and show left-eye image, even column shows eye image; Detect the image odd column second and show eye image, even column shows left-eye image.
Concrete, as shown in Figure 3, the display of high refresh rate (DISPLAY) 2 is with the Alternation Display image, and among first 1/120sec, Pixel1 represents the odd column pixel, will show the left eye picture, and Pixel 2 represents the even column pixel, will show the right eye picture.Corresponding this pixel of liquid crystal grating (barrier) with high refresh rate of time is arranged.In the phase buffer that pixel switches, brightness closed or reduced to the backlight of high refresh rate will, prevent that ghost image from producing; In second 1/120sec; At first Pixel 1 odd column pixel will be cut to the right eye picture from the left eye picture; The Barrier1 of the liquid crystal grating of high refresh rate (Barrier) and Barrier2 also intercropping simultaneously switch; The backlight of high refresh rate (BLU) 3 will be closed between transfer period and prevented ghost image, and switching is restarted after accomplishing.
The present invention has used identical principle in many view displays; Because of the increase at the visual angle backlight of liquid crystal grating, display and the high refresh rate of high refresh rate faster of need arranging in pairs or groups; And after increasing the visual angle processing, satisfy the basic refresh rate of viewing and admiring and be at least 60Hz.Complementary by the image of this low resolution, the persistence of vision effect of human eye will be experienced into this interlaced video the image of one panel height resolution.
As shown in Figure 4, the visual angle number that the display of high refresh rate (Dispay) 2 produces is N, and when the visual angle number was 1, high refresh display showed the individual visual angle of 1 (1-view), is to show the 2D picture, and this moment, the frequency of described high refresh rate was at least 60hz; When the visual angle number is 2 (2-view), be that two visual angles show, the concrete as above said unanimity of Fig. 2; (Multi-view, in the time of N), the visual angle is respectively P as visual angle numerical digit N
1, P
2... P
N, the pixel of each visual angle image also is divided into the N equal portions, is respectively view
1, view
2, view
3... .view
N-2, view
N-1, view
N, P
1Pixel from view
N, view
N-1, view
N-2... view
3, view
2, view
1Switch P successively
2Pixel from view
1, view
N-1, view
N-2... view
3, view
2, view
1, view
NSwitch P successively
NPixel from view
N-1, view
N-2... view
3, view
2, view
1, view
NSwitch successively; The liquid crystal grating (Barrier) 1 of high refresh rate can cooperate the switching of pixel to do corresponding the switching simultaneously, according to the position of pixel light is done correct projection; The backlight of high refresh rate (BLU) 3 closes when pixel switches or deepening, prevents to produce in the picture handoff procedure serious ghost image.
Claims (2)
1. the naked-eye stereoscopic display of a full resolution; It is characterized in that: it comprises the display of the backlight of high refresh rate, high refresh rate and the liquid crystal grating of high refresh rate in regular turn; Described its frequency f of high refresh rate is more than 60 * N HZ, and wherein N is the visual angle number of the display generation of high refresh rate.
2. the naked-eye stereoscopic display of a kind of full resolution according to claim 1 is characterized in that: the visual angle number that the display of described high refresh rate produces is N, is respectively P
1, P
2... P
N, the pixel of each visual angle image also is divided into the N equal portions, is respectively view
1, view
2, view
3... .view
N-2, view
N-1, view
N, pixel switches with 60 * N HZ frequency, P
1Pixel from view
N, view
N-1, view
N-2... view
3, view
2, view
1Switch P successively
2Pixel from view
1, view
N-1, view
N-2... view
3, view
2, view
1, view
NSwitch P successively
NPixel from view
N-1, view
N-2... view
3, view
2, view
1, view
NSwitch successively; The liquid crystal grating of described high refresh rate can cooperate the switching of pixel to do corresponding the switching simultaneously, position ray cast is extremely corresponding according to the position of pixel; The backlight of described high refresh rate is also closed when pixel switches or deepening.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012102969152A CN102841447A (en) | 2012-08-20 | 2012-08-20 | Full distinguishability naked eye stereoscopic displayer |
| TW101149806A TW201409081A (en) | 2012-08-20 | 2012-12-25 | Full-resolution auto-stereoscopic display |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012102969152A CN102841447A (en) | 2012-08-20 | 2012-08-20 | Full distinguishability naked eye stereoscopic displayer |
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| Publication Number | Publication Date |
|---|---|
| CN102841447A true CN102841447A (en) | 2012-12-26 |
Family
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012102969152A Pending CN102841447A (en) | 2012-08-20 | 2012-08-20 | Full distinguishability naked eye stereoscopic displayer |
Country Status (2)
| Country | Link |
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| CN (1) | CN102841447A (en) |
| TW (1) | TW201409081A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104516135A (en) * | 2015-01-21 | 2015-04-15 | 京东方科技集团股份有限公司 | Display method for display panel, display and display device |
| CN106791797A (en) * | 2017-03-14 | 2017-05-31 | 京东方科技集团股份有限公司 | The method and apparatus that a kind of double vision shows |
Citations (5)
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| EP1705927A1 (en) * | 2005-03-23 | 2006-09-27 | Thomson Licensing | Autostereoscopic display using time-sequential method |
| US20070152998A1 (en) * | 2005-12-29 | 2007-07-05 | Byung Chul Ahn | 2-Dimensional and 3-dimensional image display device and method of manufacturing the same |
| CN101655609A (en) * | 2009-08-10 | 2010-02-24 | 深圳超多维光电子有限公司 | Full resolution stereoscopic display device |
| CN102243387A (en) * | 2011-07-04 | 2011-11-16 | 上海理工大学 | High-resolution novel stereoscopic display system |
| CN202204987U (en) * | 2011-07-26 | 2012-04-25 | 信利半导体有限公司 | 3d display module and mobile phone |
-
2012
- 2012-08-20 CN CN2012102969152A patent/CN102841447A/en active Pending
- 2012-12-25 TW TW101149806A patent/TW201409081A/en unknown
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1705927A1 (en) * | 2005-03-23 | 2006-09-27 | Thomson Licensing | Autostereoscopic display using time-sequential method |
| US20070152998A1 (en) * | 2005-12-29 | 2007-07-05 | Byung Chul Ahn | 2-Dimensional and 3-dimensional image display device and method of manufacturing the same |
| CN101655609A (en) * | 2009-08-10 | 2010-02-24 | 深圳超多维光电子有限公司 | Full resolution stereoscopic display device |
| CN102243387A (en) * | 2011-07-04 | 2011-11-16 | 上海理工大学 | High-resolution novel stereoscopic display system |
| CN202204987U (en) * | 2011-07-26 | 2012-04-25 | 信利半导体有限公司 | 3d display module and mobile phone |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104516135A (en) * | 2015-01-21 | 2015-04-15 | 京东方科技集团股份有限公司 | Display method for display panel, display and display device |
| CN104516135B (en) * | 2015-01-21 | 2017-06-06 | 京东方科技集团股份有限公司 | A kind of display methods of display panel, display device and display device |
| CN106791797A (en) * | 2017-03-14 | 2017-05-31 | 京东方科技集团股份有限公司 | The method and apparatus that a kind of double vision shows |
| US10802324B2 (en) | 2017-03-14 | 2020-10-13 | Boe Technology Group Co., Ltd. | Double vision display method and device |
Also Published As
| Publication number | Publication date |
|---|---|
| TW201409081A (en) | 2014-03-01 |
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Application publication date: 20121226 |