CN101776802B - Stereoscopic display, display method of stereoscopic display and method for displaying stereoscopic image - Google Patents
Stereoscopic display, display method of stereoscopic display and method for displaying stereoscopic image Download PDFInfo
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- CN101776802B CN101776802B CN2010100022394A CN201010002239A CN101776802B CN 101776802 B CN101776802 B CN 101776802B CN 2010100022394 A CN2010100022394 A CN 2010100022394A CN 201010002239 A CN201010002239 A CN 201010002239A CN 101776802 B CN101776802 B CN 101776802B
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Abstract
The invention provides a stereoscopic display, a display method of the stereoscopic display and a method for displaying a stereoscopic image. The stereoscopic display comprises a backlight module, a display panel and a polarized panel. The backlight module provides a light source for the stereoscopic display. The display panel displays a received image signal. The polarized panel comprises a plurality of polarized elements and changes polarized angles by changing the state of the polarized elements through an opening/closing operation, wherein the opening/closing operation of the polarized panel comprises an opening period and a closing period; the polarized elements in the polarized panel respectively provide different polarized angles in the opening period and the closing period; and the length of time in the opening period and the closing period is different.
Description
Technical field
The present invention refers to the display packing and the stereoscopic picture plane display method of a kind of three-dimensional display that cooperates polaroid glasses to reach the stereo display effect, three-dimensional display especially about a kind of 3 d display device and display packing thereof.
Background technology
Stereo display technique has become one of important directions of display technique development now because the beholder can be provided lively stereo-picture.Comprise space formula stereo display technique in the known technology, its principle is to make display panel demonstrate two groups of pictures that supply left eye and right eye to watch respectively simultaneously, and makes beholder's left eye only receive the left eye picture, and right eye only receives the right eye picture.Yet,, therefore can descend 50%, so have the shortcoming of low-res at resolution in some cases because display panel must demonstrate two group of pictures simultaneously.
Scan-type stereo display (Scanning retarder type 3D) technology occurred differing, it is to utilize to distinguish two independent image on the time thereupon, mixes a slice polarisation panel by polaroid glasses and reaches the mechanism of selecting two eye pattern pictures.Particularly, as shown in Figure 1, be the running synoptic diagram of known 3 d display device.Known 3 d display device mainly comprises backlight module 10, display panel 12 and polarisation panel 14.When display frame, display panel 12 can show needed picture with scan mode.Polarisation panel 14 and this picture of display panel 12 synchronous scannings also change the polarizing angle of picture, left eye picture of watching for left eye with Alternation Display 18 and the right eye picture of watching for right eye 19.When watching picture, the beholder wears secondary polaroid glasses 20, receives left eye picture of watching for left eye 18 and the right eye picture of watching for right eye 19 respectively.
As shown in Figure 1, the direction that display panel 12 is complied with circular arrow demonstrates the flow process of a complete picture frame in regular turn, and wherein complete picture frame comprises left eye picture picture frame and right eye picture picture frame.The first half of Fig. 1 has illustrated by display panel 12 and has begun continuously and carried out progressively the scanning of left eye picture 18, and polarisation panel 14 is done synchronous scanning with display panel 12, therefore a specific polarisation pattern of polarisation panel 14 is corresponding with left eye picture 18 always, and another polarisation pattern is then corresponding with right eye picture 19 always.The Lower Half of Fig. 1 has then illustrated display panel 12 and has begun continuously and carried out progressively the scanning of right eye picture 19, similarly by the synchronous scanning of polarisation panel 14 with display panel 12.
Yet, because polarisation panel 14 is in order to picture is done the adjustment of polarization state, two kinds of polarisation patterns that the left eye picture is corresponding different respectively with the right eye picture, this polarisation panel 14 switches these two kinds of polarisation patterns so that the right and left eyes picture to be provided, its mode of operation is for doing switching between opening and closing, the picture of watching with the Alternation Display right and left eyes.Because of the reaction velocity of polarisation panel opening when closing different, be that the reaction velocity of liquid crystal molecule when opening (Ton) and closing (Toff) is different, thereby left eye is different with the light leak situation with the correct signal that right eye is seen, this can cause (X-talk) degree of crosstalking of left eye and right eye different, make right and left eyes picture imbalance, and have influence on the quality of stereo-picture.
As shown in Figure 2, the waveform synoptic diagram when scanning the left eye picture for polarisation panel in the known technology, the polarizing angle when this polarisation pattern with the left eye correspondence is 14 unlatchings of polarisation panel is an example.Waveform A represents the picture signal that display panel 12 shows among the figure.Waveform B is represented the response curve of 14 pairs of left eye signals of polarisation panel.The correct signal that waveform C representative shows by polarisation panel 14 backs.The rub-out signal that waveform D representative shows by polarisation panel 14 backs, i.e. light leak situation.In Fig. 2, with display panel 12 open (Ton) and (Toff) speed of closing all than being example faster than plane of polarisation plate 14.Among Fig. 2, from top to bottom the sequential chart of four frames be followed successively by display panel 12 show the left eye signals for white (bright) light, dark (deceive) light of right eye signal and polarisation panel 14 for open earlier frame sequential chart, display panel 12 when afterwards closing show the left eye signals for dark (deceive) light, white (bright) light of right eye signal and polarisation panel 14 for opening frame sequential chart when afterwards closing earlier, passing through the sequential chart of correct signals behind the polarisation panel 14 and reach the frame sequential chart that passes through rub-out signals behind the polarisation panel 14.Among the figure, each frame sequential chart is an one-period with two frame signals all.
As shown in Figure 3, being the waveform synoptic diagram during polarisation panel scanning right eye picture in the known technology, is that the polarizing angle of polarisation panel 14 when closing is example in this polarisation pattern with the right eye correspondence.Waveform A represents the picture signal that display panel 12 shows among the figure.Waveform E represents the response curve of 14 pairs of right eye signals of polarisation panel.The correct signal that waveform F representative shows by polarisation panel 14 backs.The rub-out signal that waveform G representative shows by polarisation panel 14 backs, i.e. light leak situation.In Fig. 3, with display panel 12 open (Ton) and (Toff) speed of closing all than being example faster than plane of polarisation plate 14.Among Fig. 3, four frame sequential charts are followed successively by display panel 12 and show that the right eye signals show that for closing earlier frame sequential chart, display panel 12 when afterwards opening the right eye signals reach the frame sequential chart that pass through polarisation panel 14 after rub-out signals for white (bright) light and polarisation panel 14 for closing earlier frame sequential chart when afterwards opening, sequential chart by correct signals behind the polarisation panel 14 for dark (deceive) light, left eye signal for dark (deceive) light and polarisation panel 14 for white (bright) light, left eye signal from top to bottom.Among the figure, each frame sequential chart is an one-period with two frame signals all.
(X-talk) degree of crosstalking is defined as the ratio of rub-out signal brightness and correct signal brightness.Can draw by Fig. 2 and waveform shown in Figure 3, the degree of crosstalking of the right eye signal that the glasses 20 shown in Fig. 3 are received is obviously greater than the degree of crosstalking of left eye signal, so, about two soon to image bad phenomenon such as ghost image, Halo effect appear easily, thereby influence the image effect of stereoscopic picture plane.
Summary of the invention
Purpose of the present invention is to provide a kind of three-dimensional display exactly, with the degree of crosstalk of balance left eye signal and right eye signal, improves picture quality.
A further object of the present invention provides a kind of display packing of above-mentioned three-dimensional display.
Another purpose of the present invention provides a kind of stereoscopic picture plane display method, but the degree of crosstalk of its balance left eye signal and right eye signal improves picture quality.
The present invention proposes a kind of three-dimensional display, and it comprises backlight module, display panel and polarisation panel.Backlight module provides light source to use for this three-dimensional display.Display panel is used to show the picture signal that is received.The polarisation panel comprises a plurality of polarization elements and changes polarizing angle by the state that on/off operation changes those polarization elements.Wherein, the on/off operation of polarisation panel has comprised that opening period and one for one closes the period.Those polarization elements in the polarisation panel provide different polarizing angles respectively opening in the period and the period of closing, and open the time span of the period and the period of closing and inequality; Described three-dimensional display also comprises a control handover module, described control handover module provide one switch signal to described polarisation panel to control the described on/off operation of described polarisation panel; Described control handover module is opened period and described length of closing the period by adjusting described switching signal to adjust, and changes the correct signal and the light leak situation of polarisation panel by this; Described control handover module is adjusted described switching signal so that described three-dimensional display provides to approaching with the degree of crosstalk of the left eye signal of the glasses of described three-dimensional display collocation and right eye signal.
The present invention provides a kind of display packing of three-dimensional display again, and this three-dimensional display comprises display panel, polarisation panel and control handover module.The polarisation panel comprises a plurality of polarization elements, and changes polarizing angle by the state that on/off operation changes those polarization elements, and wherein, above-mentioned on/off operation has comprised that opening period and one section for one section closes the period.This display packing comprises the steps: to make display panel to show received picture signal; And make the control handover module that the on/off operation of switching signal with control polarisation panel is provided.Wherein, the unlatching period in the on/off operation is different with the time span of closing the period, specifically comprise adjust the described unlatching period with described time span of closing the period so that described three-dimensional display provides approaching to the degree of crosstalk of the left eye signal of the glasses of arranging in pairs or groups with described three-dimensional display and right eye signal.
The present invention also provides a kind of stereoscopic picture plane display method, and it comprises the steps: alternately to provide a plurality of pictures on display panel; And the polarizing angle of the picture that provided of this display panel of periodically-varied.Wherein, polarizing angle periodically-varied each time comprises that being converted to second by the first default polarizing angle presets polarizing angle, be converted to the process of the first default polarizing angle again from the second default polarizing angle, and the employed time span of polarizing angle periodically-varied each time provides the integral multiple of the employed time span of one of these pictures for display panel.In addition, from preparing polarizing angle when the first default polarizing angle is converted to the second default polarizing angle, to preparing to continue for one first period altogether with till polarizing angle is when the second default polarizing angle is converted to the first default polarizing angle; And from preparing polarizing angle when the second default polarizing angle is converted to the first default polarizing angle, to preparing to continue for one second period altogether with till polarizing angle is when the first default polarizing angle is converted to the second default polarizing angle; And the time span of first period with second period is different, specifically comprises the time span of adjusting described first period and described second period so that described stereoscopic picture plane provides approaching to the degree of crosstalk of the left eye signal of the glasses of arranging in pairs or groups with described stereoscopic picture plane and right eye signal.
The polarisation panel is strange, the time scale of even frame by adjusting for three-dimensional display of the present invention and display packing thereof, adjusts two correct signal and rub-out signal.That is, utilizing the asymmetric running time to reach makes two crosstalk (X-talk) more approaching.So, about two images that arrive soon balances relatively, thereby can improve bad phenomenon such as ghost image in the known technology, Halo effect, improve the image effect of stereoscopic picture plane.
Description of drawings
Fig. 1 is the running synoptic diagram of known 3 d display device.
Waveform synoptic diagram when Fig. 2 is known polarisation panel scanning left eye picture.
Waveform synoptic diagram when Fig. 3 is known polarisation panel scanning right eye picture.
Fig. 4 is the running synoptic diagram of the 3 d display device of better embodiment of the present invention.
The waveform synoptic diagram of Fig. 5 during for the polarisation panel of better embodiment of the present invention scanning left eye picture.
The waveform synoptic diagram of Fig. 6 during for the polarisation panel of better embodiment of the present invention scanning right eye picture.
Fig. 7 is the process flow diagram of the display packing of the three-dimensional display of better embodiment of the present invention.
Fig. 8 is the stereoscopic picture plane display method of better embodiment of the present invention.
Drawing reference numeral
10: backlight module
12: display panel
14: the polarisation panel
16: the control handover module
18: the left eye picture
19: the right eye picture
20: polaroid glasses
21: the left eye polarized lenses
22: the right eye polarized lenses
S701～S702: the administration step of one embodiment of the invention
S801～S802: the administration step of another embodiment of the present invention
Embodiment
For above-mentioned and other purposes, feature and advantage of the present invention can be become apparent, preferred embodiment cited below particularly, and cooperate appended accompanying drawing, be described in detail below.
For making the person of ordinary skill in the field can further understand the present invention, hereinafter the spy enumerates a plurality of preferred embodiment of the present invention, and cooperates appended accompanying drawing, describe in detail constitution content of the present invention and the effect desiring to reach.
Please refer to Fig. 4, it is the running synoptic diagram of the 3 d display device of preferred embodiment of the present invention.3 d display device of the present invention mainly comprises backlight module 10, display panel 12, polarisation panel 14 and control handover module 16.
In the present embodiment, display panel 12 is selected display panels for use, and three-dimensional display device comprises in addition that then backlight module 10 is to provide display panel 12 required light source.This backlight module 10 is arranged at display panel 12 1 sides.Backlight module 10 can be selected general permanent open-type backlight module or scan-type (scanning) backlight module for use.Display panel 12 of the present invention is not limited to use display panels, and can be other various display panel with the scan mode frame update, for example Plasmia indicating panel, electric exciting light emitting display panel, cathode-ray tube display panel etc.Display panel 12 is by pair of corresponding transparency carrier (not illustrating) and is located in this display medium (not illustrating) between corresponding transparency carrier (not illustrating) is constituted.
In the present embodiment, this is to having active layers on one of them the surface of corresponding transparency carrier, and this active layers comprises the pixel region of arranged, and each pixel region has signal wire and the pixel electrode that thin film transistor (TFT) is electrically connected with it; The material of display medium comprises liquid crystal material or other suitable material.Moreover this is to having overlayer on corresponding transparency carrier another the surface wherein, and this tectal material comprises the stack of layers of chromatic filter layer, transparent electrode layer, other suitable material or above-mentioned at least two materials.
Control handover module 16 provides switching signal to the on/off operation of polarisation panel 14 with control polarisation panel 14.Wherein, the on/off operation of polarisation panel 14 has comprised that opening period and one section for one section closes the period.Polarization element in the polarisation panel 14 provides different polarizing angles respectively opening in the period and the period of closing, and it is inequality to open the time span of the period and the period of closing.The unlatching period of polarisation panel 14 provides one first polarizing angle to show left eye picture 18, closing the period provides one second polarizing angle showing right eye picture 19, thus left eye picture 18 that Alternation Display is watched for left eye and the right eye picture of watching for right eye 19.Control handover module 16 changes by correct signal and light leak situation behind the polarisation panel 14 by this by adjusting switching signal to adjust the length of opening the period and the period of closing.
In addition, more comprise secondary polaroid glasses 20 in the present embodiment, the beholder generally needs these polaroid glasses 20 of collocation when watching 3 d display device, makes left eye and right eye receive picture corresponding to different polarizing angles by this respectively, to reach the effect of stereo display.Polaroid glasses 20 have two polarized lenses, wherein left eye polarized lenses 21 tolerables of present embodiment have the passing through and stop the display message with second polarizing angle of display message of first polarizing angle, and right eye polarized lenses 22 is allowed passing through of display message with second polarizing angle and stopped the display message with first polarizing angle.Control handover module 16 adjust switching signals so that the picture that 3 d display device provides when being received by human eye via the glasses 20 of collocation, approaching for the degree of crosstalk that images of left and right eyes produced.
The first half of Fig. 4 has illustrated by display panel 12 beginning continuously and carry out the scanning of left eye picture 18 progressively, and polarisation panel 14 is done homochronousness scanning with display panel 12 and change the polarizing angle of picture.The unlatching period of polarisation panel 14 provides one first polarizing angle to show left eye picture 18, closing the period provides one second polarizing angle showing right eye picture 19, thus left eye picture 18 that Alternation Display is watched for left eye and the right eye picture of watching for right eye 19.Similarly, the Lower Half of Fig. 1 has then illustrated display panel 12 beginning continuously and carry out the scanning of right eye picture 19 progressively, similarly scans the polarizing angle that changes the picture that is produced by polarisation panel 14 and display panel 12 as homochronousness.
Please refer to Fig. 5 and Fig. 6, the waveform synoptic diagram of Fig. 5 during for the polarisation panel of preferred embodiment of the present invention scanning left eye picture is that the polarizing angle of polarisation panel 14 when opening is example in this polarisation pattern with the left eye correspondence.Waveform A represents the picture signal that display panel 12 shows among the figure.Waveform B ' represent the response curve of polarisation panel 14 for switching signal.The correct signal that on behalf of waveform A, waveform C ' produced through polarisation panel 14 backs.The rub-out signal that on behalf of waveform A, waveform D ' produced through polarisation panel 14 backs, that is light leak situation.Must be noted that in the present embodiment the opening of polarisation panel 14 is that the polarizing angle with picture is adjusted to aforesaid first polarizing angle so that picture can enter human eye by the left side eyeglass of glasses 20; Relative, the closed condition of polarisation panel 14 then is that the polarizing angle with picture is adjusted to aforesaid second polarizing angle so that picture can enter human eye by the right eyeglass of glasses 20.
As shown in Figure 5, from top to bottom the sequential chart of four frames be followed successively by display panel 12 show the left eye signals for white (bright) light, right eye signal for dark (deceive) light and polarisation panel 14 for open earlier frame sequential chart, display panel 12 when afterwards closing show the left eye signals for dark (deceive) light, right eye signal for white (bright) light and polarisation panel 14 for opening frame sequential chart when afterwards closing earlier, passing through the sequential chart of correct signals behind the polarisation panel 14 and reach the frame sequential chart that passes through rub-out signals behind the polarisation panel 14.Among the figure, each frame sequential chart is an one-period with two frame signals all.Wherein, be to be the opening of polarisation panel 14 in the present embodiment with the odd-numbered frame signal in the one-period, the even frame signal is the closed condition of polarisation panel 14.The difference of Fig. 5 and Fig. 2 is that the opening of polarisation panel 14 is the duration of Δ t than the time-delay of the opening among Fig. 2 length, and correspondingly, the closed condition of polarisation panel 14 is the duration of Δ t than the shortening of the closed condition among Fig. 2 length among Fig. 5.
As shown in Figure 6, its waveform synoptic diagram during for polarisation panel of another preferable enforcement of the present invention scanning right eye picture is that the polarizing angle of polarisation panel 14 when closing is example in this polarisation pattern with the right eye correspondence.Waveform A represents the picture signal that display panel 12 shows among the figure.Waveform E ' represents the response curve of 14 pairs of switching signals of polarisation panel.The correct signal that on behalf of waveform A, waveform F ' produced through polarisation panel 14 backs.The rub-out signal that on behalf of waveform A, waveform G ' produced through polarisation panel 14 backs, i.e. light leak situation.Must be noted that in the present embodiment the closed condition of polarisation panel 14 is that the polarizing angle with picture is adjusted to aforesaid second polarizing angle so that picture can enter human eye by the right eyeglass of glasses 20; Relative, the opening of polarisation panel 14 then is that the polarizing angle with picture is adjusted to aforesaid first polarizing angle so that picture can enter human eye by the left side eyeglass of glasses 20.
The sequential chart of four frames is followed successively by display panel 12 and shows that the right eye signals show that for closing earlier frame sequential chart, display panel 12 when afterwards opening the right eye signals reach the frame sequential chart that pass through polarisation panel 14 after rub-out signals for white (bright) light and polarisation panel 14 for closing earlier frame sequential chart when afterwards opening, sequential chart by correct signals behind the polarisation panel 14 for dark (deceive) light, left eye signal for dark (deceive) light and polarisation panel 14 for white (bright) light, left eye signal from top to bottom.Similarly, each the frame sequential chart in the present embodiment is an one-period with two frame signals all, and wherein, the odd-numbered frame signal in the one-period is the closed condition of polarisation panel 14, and the even frame signal is the opening of polarisation panel 14.The difference of Fig. 6 and Fig. 3 is, it is the duration of Δ t that the closed condition of polarisation panel 14 (odd-numbered frame) shortens length than the closed condition among Fig. 3 (odd-numbered frame), correspondingly, the opening of polarisation panel 14 (even frame) is the duration of Δ t than the opening among Fig. 3 (even frame) time-delay length among Fig. 6.
Can draw by Fig. 5 and waveform shown in Figure 6, compare with waveform shown in Figure 3 with Fig. 2, the degree of crosstalking of the left eye signal that Fig. 5 and glasses 20 shown in Figure 6 are received obviously is close with the degree of crosstalking of right eye signal, so, about two images that arrive soon balances relatively, thereby can improve bad phenomenon such as ghost image in the known technology, Halo effect, improve the image effect of stereoscopic picture plane.
Be appreciated that above-mentioned embodiment only with the opening and closing speed of display panel 12 all than being example faster than plane of polarisation plate 14 (Fig. 5 and Fig. 6).In like manner as can be known, when the open and close speed of display panel 12 all is slower than polarisation panel 14, can controls the unlatching of polarisation panel 14 or closed condition equally and delay time accordingly or shorten, to reduce the light leak situation of polarisation panel 14.
In simple terms, as shown in Figure 7, the present invention further provides a kind of display packing of above-mentioned three-dimensional display, it makes display panel 14 show received picture signal (step S701), and make control handover module 16 that the on/off operation (step S702) of switching signal with control polarisation panel 14 is provided, and the unlatching period in the on/off operation is different with the time span of closing the period.
From another perspective, as shown in Figure 8, the display packing of aforesaid three-dimensional display is:
A plurality of pictures (step S801) alternately are provided on display panel 12, and the polarizing angle (step S802) of the picture that provided of periodic variation display panel 12.
Wherein, polarizing angle periodically-varied each time comprises that being converted to second by the aforesaid first default polarizing angle presets polarizing angle, be converted to the process of the first default polarizing angle again from the second default polarizing angle, and the employed time span of polarizing angle periodically-varied each time provides the integral multiple of an employed time span of picture for display panel 12.Moreover, from preparing polarizing angle when the first default polarizing angle is converted to the second default polarizing angle, continued altogether one first period (corresponding to the aforesaid On/Off period) till polarizing angle is when the second default polarizing angle is converted to the first default polarizing angle to preparing; And from preparing polarizing angle when the second default polarizing angle is converted to the first default polarizing angle, to preparing then to have continued one second period altogether (corresponding to aforesaid closing/open the period) with till polarizing angle is when the first default polarizing angle is converted to the second default polarizing angle.Wherein, the time span of first period with second period is different, and the time span of first period and second period can be adjusted.
In sum, the present invention utilizes polarisation panel 14 and display panel 12 to scan in the homochronousness mode, and open mode and " shut " mode" alternately are provided, so that the picture signal corresponding to right and left eyes to be provided.Wherein, more adjust two correct signal and rub-out signal by strange, the even vertical interval ratio of adjusting polarisation panel 14.That is, utilize the asymmetric running time to reach and make two crosstalk (X-talk) more approaching, so, about two images that arrive soon balances relatively, thereby improve bad phenomenon such as ghost image in the known technology, Halo effect, improve the image effect of stereoscopic picture plane.
Though the present invention discloses as above with preferred embodiment; right its is not in order to limit the present invention; any those skilled in the art; without departing from the spirit and scope of the present invention; when can doing a little change and retouching, so protection scope of the present invention is as the criterion when looking with claim institute confining spectrum.
Claims (8)
1. a three-dimensional display is characterized in that, described three-dimensional display comprises:
One backlight module provides light source to use for described three-dimensional display;
One display panel shows a picture signal that is received;
One polarisation panel comprises a plurality of polarization elements and changes polarizing angle by an on/off operation with the state that changes described these polarization elements; And
Wherein, the described on/off operation of described polarisation panel has comprised that one opens the period and one and closes the period, described these polarization elements in the described polarisation panel provide different polarizing angles respectively in described unlatching period and described closing in the period, and described unlatching period and described time span of closing the period and inequality; Described three-dimensional display also comprises a control handover module, described control handover module provide one switch signal to described polarisation panel to control the described on/off operation of described polarisation panel; Described control handover module is opened period and described length of closing the period by adjusting described switching signal to adjust, and changes the correct signal and the light leak situation of polarisation panel by this; Described control handover module is adjusted described switching signal so that described three-dimensional display provides to approaching with the degree of crosstalk of the left eye signal of the glasses of described three-dimensional display collocation and right eye signal.
2. three-dimensional display as claimed in claim 1 is characterized in that, described polarisation panel and described backlight module are arranged at the both sides of described display panel.
3. three-dimensional display as claimed in claim 1 is characterized in that, described display panel is a display panels.
4. three-dimensional display as claimed in claim 1 is characterized in that, described polarisation panel is a liquid crystal polarisation panel, and described these polarization elements are liquid crystal molecule.
5. the display packing of a three-dimensional display, it is characterized in that, described three-dimensional display comprises a display panel, a polarisation panel and a control handover module, described polarisation panel comprises a plurality of polarization elements, and change polarizing angle with the state that changes described these polarization elements by an on/off operation, wherein, described on/off operation has comprised that one opens the period and one and closes the period, and described display packing comprises the steps:
Make described display panel show a received picture signal; And
Make described control handover module provide one to switch signal to control the described on/off operation of described polarisation panel;
Wherein, the described unlatching period in the described on/off operation is different with the described time span of period of closing, specifically comprise adjust the described unlatching period with described time span of closing the period so that described three-dimensional display provides approaching to the degree of crosstalk of the left eye signal of the glasses of arranging in pairs or groups with described three-dimensional display and right eye signal.
6. the display packing of three-dimensional display as claimed in claim 5 is characterized in that, described method more comprises provides a light source to described display panel.
7. a stereoscopic picture plane display method is characterized in that, described method comprises:
A plurality of pictures alternately are provided on a display panel; And
The polarizing angle of described these pictures that the described display panel of periodically-varied is provided;
Wherein, polarizing angle periodically-varied each time comprises that being converted to one second by one first default polarizing angle presets polarizing angle, be converted to the process of the described first default polarizing angle again from the described second default polarizing angle, and the employed time span of polarizing angle periodically-varied each time provides the integral multiple of the employed time span of one of described these pictures for described display panel;
Prepare to be converted to the described second default polarizing angle from polarizing angle from the described first default polarizing angle, prepare till the described second default polarizing angle is converted to the described first default polarizing angle to polarizing angle, continued for one first period altogether, and prepare to be converted to the described first default polarizing angle from the described second default polarizing angle from polarizing angle, prepare till the described first default polarizing angle is converted to the described second default polarizing angle to polarizing angle, continued for one second period altogether, and the time span of described first period with described second period is different, specifically comprises the time span of adjusting described first period and described second period so that described stereoscopic picture plane provides approaching to the degree of crosstalk of the left eye signal of the glasses of arranging in pairs or groups with described stereoscopic picture plane and right eye signal.
8. stereoscopic picture plane display method as claimed in claim 7 is characterized in that, the time span of described first period and described second period can be adjusted.
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| CN102387375B (en) * | 2010-09-01 | 2015-05-20 | 群康科技(深圳)有限公司 | Two-dimensional/three-dimensional (2D/3D) switchable display device and driving method thereof |
| CN102566118B (en) * | 2012-03-10 | 2014-11-26 | 福州华映视讯有限公司 | Double-layer switchable three-dimensional liquid crystal display and operation method thereof |
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| US6448952B1 (en) * | 1999-01-26 | 2002-09-10 | Denso Corporation | Stereoscopic image display device |
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| JP2009031524A (en) * | 2007-07-26 | 2009-02-12 | Sony Corp | Stereoscopic image display device and stereoscopic image display method |
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| CN101776802A (en) | 2010-07-14 |
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