CN1873471A - Image display - Google Patents
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- CN1873471A CN1873471A CNA200610085075XA CN200610085075A CN1873471A CN 1873471 A CN1873471 A CN 1873471A CN A200610085075X A CNA200610085075X A CN A200610085075XA CN 200610085075 A CN200610085075 A CN 200610085075A CN 1873471 A CN1873471 A CN 1873471A
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Abstract
An image display capable of providing stereoscopic images to an observer in both of a vertically arranged state and a horizontally arranged state is obtained. This image display comprises display means for displaying an image, a light source for applying light to the display means, first polarization axis control means for separating the light emitted from the light source into light having a first polarization axis and light having a second polarization axis in a state where at least a prescribed reference side of the display means is arranged in a first direction and second polarization axis control means for separating the light emitted from the light source to light having at least two different polarization axes in a state where the prescribed reference side of the display means is arranged in a second direction intersecting with the first direction.
Description
Technical field
The invention relates to image display device, particularly about showing that stereo-picture is possible image display device.
Background technology
Known in the past have show that three-dimensional stereo-picture is possible 3-D image display device.This 3-D image display device for example is disclosed in No. 2857429 communiques of Japan's special permission.
In No. 2857429 communiques of above-mentioned Japan special permission, disclose the electronic type disparity barrier (parallaxbarrier) that can be disposed at observer's side of picture display face by the control member control with micro computer etc. is arranged, in the precalculated position of electronic type disparity barrier, connection observer's the left eye and the vertical in fact direction of line segment of right eye are being formed the peristome of reservation shape and the 3-D image display device that light shielding part becomes striped (stripe) shape.In the 3-D image display device that is disclosed in No. 2857429 communiques of this Japan's special permission, under the situation that observer's 3-D view is provided, be formed with the peristome of electronic type disparity barrier, the image that left eye is used incides observer's left eye, and right eye incides observer's right eye with image.
And, a kind of motion was also arranged in the past, be equipped with the peristome of striated and the barrier of light shielding part (barrier) by observer's side at display panel, can point out the stereoscopic display device of observer's stereo-picture.With reference to Figure 20, illustrate at the formation of known stereoscopic display device 500.
Known stereoscopic display device 500 comprises as shown in figure 20: the display panel 501 that display image is used; Be disposed at the Polarizer 502 of observer's 510 sides of display panel 501; Be equipped on the barrier (barrier) 503 of observer's 510 sides of Polarizer 502.
And display panel 501 has glass substrate 501a.And, be equipped with alternately at display panel 501 and extend the line segment of the left eye 510a that connects observer 510 and right eye 510b the pixel column 501b and the pixel column 501c of the direction of quadrature (to the vertical direction of the paper of Figure 20) in fact.The left eye 510a that shows observer 510 at this pixel column 501b watches the image L10 of usefulness, and watches the image R10 of usefulness at the right eye 510b that this pixel column 501c shows observer 510.
And, be provided with the light shielding part 503a that is used to cover the light that penetrates by display panel 501 at barrier 503, with the peristome 503b that the transmittance penetrated by display panel 501 is used.This light shielding part 503a and peristome 503b set alternately with pixel column (pixel trains) 501b and the same quilt of 501c of display panel 501, to extend the line segment of the left eye 510a that connects observer 510 and the right eye 510b direction of quadrature (to the vertical direction of the paper of Figure 20) in fact.And each group that is made of the pixel column 501b and the 501c of display panel 501 of light shielding part 503a and peristome 503b is corresponding and set.
Secondly, illustrate at the 3 D image display method that utilizes known stereoscopic display device 500 with reference to Figure 20.
In known stereoscopic display device 500, observer 510 observes the situation of display panel 501 via the peristome 503b of barrier 503, in observer 510 left eye 510a incident the image L10 of the pixel column 501b that is shown in display panel 501 is arranged, and the image R10 of the pixel column 501c that is shown in display panel 501 is arranged in observer 510 right eye 510b incident.In view of the above, observer 510 can observe stereo-picture.
But, following problem points is arranged: for example only stereoscopic display device 500 is configured to situation longitudinally in known stereoscopic display device 500 shown in Figure 20, observer's 510 stereo-pictures are provided and make its correspondence, for example stereoscopic display device 500 is being configured under the horizontal situation, is being difficult to provide the observer 510 stereo-pictures.And, at the 3-D image display device of No. 2857429 communiques of above-mentioned Japan special permission the problem points the same with known stereoscopic display device shown in Figure 20 500 arranged also.
Summary of the invention
Propose the present invention in order to solve as above-mentioned problem, one object of the present invention is to be provided under the both sides' that are configured to situation longitudinally and are configured to horizontal situation the situation, and the image display device of observer's stereo-picture can be provided.
In order to reach above-mentioned purpose, comprise according to the image display device of one aspect of the present invention: the display member that display image is used; The light source that irradiates light to display member is used; The first polarizing axis control member in order to the predetermined reference edge of display member is disposed under the state of first direction inciting somebody to action at least, will be separated into light with first polarizing axis and the light with second polarizing axis by the light of light source irradiation; The second polarizing axis control member, in order to be disposed under the state of the second direction of intersecting with first direction at predetermined reference edge with display member, to be separated into the light that has two different polarizing axis at least by the light of light source irradiation, wherein be disposed under the state of first direction at predetermined reference edge with display member, advance towards observer's eyes by a side who makes light and have the light of second polarizing axis with first polarizing axis, so that the observer to be provided stereo-picture, and be disposed under the state of second direction at predetermined reference edge with display member, by making the light that has a polarizing axis at least in the light that has two different polarizing axis at least march to observer's eyes, so that the observer to be provided stereo-picture.
In image display device according to this situation, as above-mentioned, set the first polarizing axis control member and the second polarizing axis control member, and the predetermined reference edge at display member is disposed under the state of first direction, by making by light source irradiation, light with first polarizing axis that is separated by the first polarizing axis control member and the side with light of second polarizing axis advance towards observer's eyes, so that the observer to be provided stereo-picture, and the predetermined reference edge at display member is disposed under the state of the second direction of intersecting with first direction, by making by light source irradiation, advanced towards observer's eyes by the light that has a polarizing axis at least in the light that has two different polarizing axis at least of second polarizing axis control member separation, so that the observer to be provided stereo-picture, in the situation that display member is disposed at first direction (vertically) and be disposed under both situation of situation of second direction (laterally), can provide observer's stereo-picture.
In according to the image display device aspect above-mentioned, the best second polarizing axis control member comprises polarisation control liquid crystal panel.So, if use polarisation control liquid crystal panel, then can easily the light by light source irradiation be separated into the light that has two different polarizing axis at least.
In according to the image display device aspect above-mentioned, the best first polarizing axis control member comprises polarizer.So, if use polarizer, then can easily the light by light source irradiation be separated into light with first polarizing axis and light with second polarizing axis.
In according to the image display device aspect above-mentioned, the best first polarizing axis control member comprises in order to will be by light-operated a plurality of first polarisation control areas of making the light with first polarizing axis of light source irradiation, with in order to will be by light-operated a plurality of second polarisation control areas of making light of light source irradiation with second polarizing axis, a plurality of first polarisation control areas and a plurality of second polarisation control area are disposed under the state of first direction at the predetermined reference edge with display member, along the direction configuration that both of first direction and second direction are intersected.The words that constitute like this, because of by a plurality of first polarisation control areas and a plurality of second polarisation control area along direction (oblique direction) configuration that both of first direction and second direction are intersected, one side that can make the light with first polarizing axis under approximate equality ground is scattered in the state of longitudinal direction and transverse direction and have the light of second polarizing axis advances towards observer's eyes, so the decline of the resolution (resolution) of the image of display member can be scattered in longitudinal direction and transverse direction.In view of the above, can provide observer's image quality decrease few stereo-picture.
Comprise in the image display device of the first polarisation control area and the second polarisation control area at the above-mentioned first polarizing axis control member, preferably display member comprises the colored a plurality of zones that show usefulness, and the first polarisation control area of the first polarizing axis control member and the second polarisation control area are with regard to each point each self-configuring of zone of each display member.So constitute, observer's eyes can be incided in the first polarisation control area and the second polarisation control area that set by the every bit zone under the state of the image of sectionalization display member.In view of the above, can provide observer's image quality decrease stereo-picture still less.
In according to the image display device aspect above-mentioned, the predetermined reference edge that is preferably in display member is disposed under the state of first direction, one side of light by having first polarizing axis and light with second polarizing axis, advance towards observer's left eye with image by making left eye, and right eye is advanced towards observer's right eye with image, so that the observer to be provided stereo-picture, be disposed under the state of the second direction of intersecting at predetermined reference edge with first direction with display member, by the light that has a polarizing axis at least in the light that has two different polarizing axis at least, advance towards observer's left eye with image by making left eye, and right eye is advanced, towards observer's right eye with image so that the observer to be provided stereo-picture.So constitute, be disposed at the situation of first direction (vertically) and be disposed under both situation of situation of second direction (laterally), can provide the observer stereo-picture easily at predetermined reference edge with display member.
In according to the image display device aspect above-mentioned, the best second polarizing axis control member is disposed under the state of second direction at the predetermined reference edge of display member, the light that will have first polarizing axis is separated into light with the 3rd polarizing axis and the light with the 4th polarizing axis, and the light that will have second polarizing axis is separated into light with the 5th polarizing axis and the light with the 6th polarizing axis, be disposed under the state of second direction at predetermined reference edge display member, the light and light that have the 4th polarizing axis by utilization with the 6th polarizing axis, left eye is advanced towards observer's left eye with image, and right eye is advanced, towards observer's right eye with image so that the observer to be provided stereo-picture.The words that constitute like this, because of the predetermined reference edge at display member is disposed under the state of the second direction of intersecting with first direction, by light that is separated by the second polarizing axis control member and light with the 6th polarizing axis with the 4th polarizing axis, left eye is advanced towards observer's left eye with image, and right eye is advanced towards observer's right eye with image, so can provide the observer stereo-picture easily.
In according to the image display device aspect above-mentioned, the best second polarizing axis control member comprises: be separated into light with the 3rd polarizing axis and a plurality of the 3rd polarisation control areas with light of the 4th polarizing axis in order to the light that will have first polarizing axis, with be separated into light with the 5th polarizing axis and a plurality of the 4th polarisation control areas with light of the 6th polarizing axis in order to the light that will have second polarizing axis, the 3rd polarisation control area and the 4th polarisation control area are disposed under the state of second direction at the predetermined reference edge with display member, the direction that the direction of the eyes about the connection observer is vertical is in fact extended, and dispose alternately in direction along the left and right sides eyes direction that connects the observer.The words that constitute like this, because of can easily the light with first polarizing axis being separated into light with the 3rd polarizing axis and light with the 4th polarizing axis, and can easily the light with second polarizing axis be separated into light with the 5th polarizing axis and light with the 6th polarizing axis, so be disposed at display member under the state of second direction, by light that is separated by the second polarizing axis control member and light with the 6th polarizing axis with the 4th polarizing axis, left eye is advanced towards observer's left eye with image, and right eye is advanced towards observer's right eye with image.In view of the above, can provide the observer stereo-picture easily.
Comprise in the image display device of the 3rd polarisation control area and the 4th polarisation control area at the above-mentioned second polarizing axis control member, preferably display member comprises 3 some zones that the three primary colors of display light are separately used, the length along the direction of the left and right sides eyes direction that connects the observer of the 3rd polarisation control area of the second polarizing axis control member and the 4th polarisation control area, the corresponding point zone sets along the length of the direction of the left and right sides eyes direction that connects the observer in fact, show that separately 3 some zones that the three primary colors of the light of display member are used are disposed under the state of second direction at the predetermined reference edge of display member, adjoining in to connect the observer about eyes the vertical in fact direction of direction and dispose.The words that constitute like this, because of can in fact vertically extending the 3rd polarisation control area and the 4th polarisation control area that sets to the direction of the eyes about the connection observer, each self-configuring is the trichromatic zone of display light separately, so can provide observer's image quality decrease few stereo-picture.
Comprise in the image display device of the 3rd polarisation control area and the 4th polarisation control area at the above-mentioned second polarizing axis control member, the best second polarizing axis control member also comprises: the polarisation control liquid crystal panel with the 3rd polarisation control area and the 4th polarisation control area, in the 3rd polarisation control area and the 4th polarisation control area of polarisation control liquid crystal panel, apply voltages to electrode that liquid crystal uses and extend separately with the 3rd polarisation control area and the 4th polarisation control area equidirectional and form.The words that constitute like this, because of using the electrode of polarisation control liquid crystal panel, can apply voltages to the liquid crystal of the 3rd polarisation control area and the 4th polarisation control area, so, the polarisation state of a control of the 3rd polarisation control area and the 4th polarisation control area is changed by the voltage application state of control liquid crystal.
In according to the image display device aspect above-mentioned, the predetermined reference edge that is preferably in display member is disposed under the state of first direction, the second polarizing axis control member is changeable: to light with first polarizing axis and the light with second polarizing axis, first state of control polarizing axis and transmission either party's light, second state of the light of transmission with not controlling polarizing axis, predetermined reference edge at display member is disposed under the state of first direction, the second polarizing axis control member is to light with first polarizing axis and the light with second polarizing axis, under first state of control polarizing axis and transmission either party's light, the observer is provided stereo-picture, and be disposed under the state of first direction by predetermined reference edge at display member, the second polarizing axis control member is to light with first polarizing axis and the light with second polarizing axis, not controlling polarizing axis under second state of both light of transmission, both of light that make the light with first polarizing axis and have second polarizing axis advance towards observer's eyes, so that the observer to be provided plane picture.The words that constitute like this, by the second polarizing axis control member is switched to: transmission has the light of first polarizing axis by the control polarizing axis and have either party's the light of the light of second polarizing axis, so that the situation of observer's stereo-picture to be provided, with transmission has the light of first polarizing axis by not controlling polarizing axis and have both light of the light of second polarizing axis, so that the situation of observer's plane picture to be provided, an available image display device provides both of observer's stereo-picture and plane picture.
In image display device according to an above-mentioned situation, the predetermined reference edge that is preferably in display member is disposed under the state of second direction, the light that the second polarizing axis control member will have first polarizing axis is separated into light with the 3rd polarizing axis and the light with the 4th polarizing axis, and the light that will have second polarizing axis is separated into light with the 5th polarizing axis and the light with the 6th polarizing axis, and changeable: transmission has the light of the 4th polarizing axis at least and has the third state of the light of the 6th polarizing axis, with to light with first polarizing axis and light with second polarizing axis, do not control polarizing axis and the four condition of both light of transmission, predetermined reference edge at display member is disposed under the state of second direction, and under light that transmission has the 4th polarizing axis and at least one side's of light the third state with the 6th polarizing axis, by light with the 4th polarizing axis and light with the 6th polarizing axis, so that the observer to be provided stereo-picture, and the predetermined reference edge at display member is disposed under the state of second direction, and at the second polarizing axis control member to light with first polarizing axis and light with second polarizing axis, do not control polarizing axis and under the four condition of both light of transmission, advance towards observer's eyes by both of light that make light and have second polarizing axis, so that the observer to be provided plane picture with first polarizing axis.The words that constitute like this, by the second polarizing axis control member is switched to: by light with the 4th polarizing axis and light with the 6th polarizing axis, so that the situation of observer's stereo-picture to be provided, with transmission has the light of first polarizing axis by not controlling polarizing axis and have both light of the light of second polarizing axis, so that the situation of observer's plane picture to be provided, an available image display device provides both of observer's stereo-picture and plane picture.
In the image display device according to an above-mentioned situation, the best first polarizing axis control member one is equipped on display member.So constitute, with the situation that constitutes the first polarizing axis control member with another body with display member relatively, can suppress number of parts increases.
This situation, the first polarizing axis control member comprises polarizer.So, if use one to be equipped on the polarizer of display member, then can easily the light by light source irradiation be separated into light with first polarizing axis and light with second polarizing axis.
Be equipped in the formation of display member in the above-mentioned first polarizing axis control member one, display member comprises: display panel; The a pair of Polarizer that sandwiches display panel and dispose, the first polarizing axis control member is integrally formed at a side Polarizer.So constitute, because of the member (for example glass substrate) of the special use that the first polarizing axis control member uses need not be set, thus can cut down the number of parts of this part, and can reduce the thickness of image display device.
In the image display device according to an above-mentioned situation, it is the order of the second polarizing axis control member, the first polarizing axis control member, display member and light source in regular turn that display member, light source, the first polarizing axis control member and the second polarizing axis control member also can be configured to by observer's side.
Description of drawings
Fig. 1 is the exploded perspective view that shows according to the image display device of first embodiment of the present invention.
Fig. 2 shows to become according to the display panel configurations of first embodiment of the present invention shown in Figure 1 the figure of display panel, polarizer and the polarisation control liquid crystal panel of situation longitudinally.
Fig. 3 is presented at when becoming the stereo-picture of situation longitudinally to show the display panel configurations according to first embodiment of the present invention shown in Figure 1, shows that by the top observer sees the figure of the state of display panel.
Fig. 4 is the figure of the display panel, polarizer and the polarisation control liquid crystal panel that show to become according to the display panel configurations of first embodiment of the present invention shown in Figure 1 horizontal situation.
Fig. 5 is when the stereo-picture that will become horizontal situation according to the display panel configurations of first embodiment of the present invention shown in Figure 1 shows, shows that by the top observer sees the figure of the state of display panel along the 100-100 line of Fig. 4.
Fig. 6 is when the stereo-picture that will become horizontal situation according to the display panel configurations of first embodiment of the present invention shown in Figure 1 shows, shows that by the top observer sees the figure of the state of display panel along the 200-200 line of Fig. 4.
Fig. 7 becomes the part expanded view of the display panel of situation longitudinally with the display panel configurations according to the image display device of first embodiment of the present invention shown in Figure 1.
Fig. 8 is the part expanded view that the display panel configurations according to the image display device of first embodiment of the present invention shown in Figure 1 is become the display panel of horizontal situation.
Fig. 9 is the part expanded view according to the polarizer of the image display device of first embodiment of the present invention shown in Figure 1.
Figure 10 is the part expanded view according to the polarisation control liquid crystal panel of first embodiment of the present invention shown in Figure 1.
Figure 11 is the figure of the 3 D image display method during according to vertical configuration of the display panel of first embodiment of the present invention shown in Figure 1 in order to explanation.
Figure 12 is the figure of the 3 D image display method during according to the landscape configuration of the display panel of first embodiment of the present invention shown in Figure 1 in order to explanation.
Figure 13 is presented at when becoming the plane picture of situation longitudinally to show the display panel configurations according to first embodiment of the present invention shown in Figure 1, shows that by the top observer sees the figure of the state of display panel.
Figure 14 is the figure of the plane picture display packing during according to vertical configuration of the display panel of first embodiment of the present invention shown in Figure 1 and landscape configuration in order to explanation.
Figure 15 is when the plane picture that will become horizontal situation according to the display panel configurations of first embodiment of the present invention shown in Figure 1 shows, shows that by the top observer sees the figure of the state of display panel.
Figure 16 is the exploded perspective view that shows according to the image display device of second embodiment of the present invention.
Figure 17 is the expansion oblique view according to the polarizer of the image display device of second embodiment of the present invention shown in Figure 16.
Figure 18 is when the stereo-picture that will become situation longitudinally according to the display panel configurations of second embodiment of the present invention shown in Figure 16 shows, shows that by the top observer sees the figure of the state of display panel.
Figure 19 is to use the image display device according to the general polarizer of the comparative example of second embodiment shown in Figure 16.
Figure 20 is in order to the vertical view of explanation according to the principle of the stereoscopic display device of known example.
The main element symbol description
1,11,100 image display devices
23,13,501 display panels backlight
3a to 3c, 3e to 3g point zone
The 3d pixel region
The predetermined reference edge of 3i display panel
4,5,8 Polarizers, 6,16,106 polarizers
6a, 6b, 7a, 7b polarisation control area
7 polarisations control liquid crystal panel 7c electrode
10,20,510 observer 10a, 510a left eye
The reference edge of 10b, 510b right eye 13i display panel
The glass substrate 500 volume image display device of 107 special uses
501b, 501c pixel column 503 barriers
503a light shielding part 503b peristome
L1, L2, L11 left eye image
L10 image R1, R2, R11 right eye image
The viewing area in S1, S2 plane picture XL, YL left side
The viewing area on XR, YR right side
Embodiment
Below the present invention is specialized according to drawing explanation embodiment.
(first embodiment)
Referring to figs. 1 through Figure 10, illustrate at formation according to the image display device 1 of first embodiment of the present invention.
And, display panel 3 is by for example at the OFF state, change approximately at the polarizing axis of the light that makes incident under 90 ° the state that it is penetrated, the polarizing axis that does not roughly make the light of incident under the ON state changes and makes the TN of its ejaculation (Twisted Nematic: twisted nematic) liquid crystal panel constitutes.This display panel 3 has as shown in Figure 7: the regional 3d of a plurality of pixels (pixel) that the regional 3a to 3c of 3 points that is used by the three primary colors of the light that shows red (R), green (G) and blue (B) separately constitutes; 3 a plurality of pixel region 3h that somes zone 3e to 3g constitutes that use by the three primary colors of display light separately.This puts regional 3a to 3c and 3e to 3g has the rectangular shape that aspect ratio becomes 1: 3 approximately separately.
Herein, in the first embodiment, display panel 3 is being configured to (the predetermined reference edge 3i of display panel 3 is disposed at the situation of vertical direction (Y direction)) (situation of Fig. 2 and Fig. 3) under the situation longitudinally, the left eye that is shown in a regional 3a to 3c and 3e to 3g is configured to along the tartan shape (stepped) to the C direction of the tilted direction of both intersections of the directions X of Fig. 7 and Y direction with image R1 with image L1 and right eye.On concrete, in each point zone 3a to 3c and 3e to 3g shown in Figure 7, left eye with the viewing area of image L1 with profile line (oblique line) region representation, right eye with the viewing area of image R1 not impose the non-profile line region representation of profile line (oblique line).As shown in Figure 7, the left eye that is positioned at the profile line zone, shows with regional 3a to 3c of point and the 3e to 3g of RGB in tilted direction (the C direction of Fig. 7) continuously with image L1.And the right eye that is positioned at non-profile line zone also shows in the some zone of tilted direction (the C direction of Fig. 7) with RGB continuously with image R1.And left eye shows alternately with the direction of the tilted direction (the C direction of Fig. 7) that image L1 and right eye extend in the some zone that intersects at RGB with image R1.
And, in the first embodiment, display panel 3 is being configured under the horizontal situation, as shown in Figure 8, the regional 3a to 3c of point of the three primary colors of corresponding light (RGB) and 3e to 3g extend separately the vertical in fact direction (Y direction) of the left eye 10a that connects observer 10 (with reference to Fig. 5) and the line segment of right eye 10b are disposed.Under the situation of landscape configuration shown in Figure 8, (the predetermined reference edge 3i of display panel 3 is disposed at the situation of horizontal direction (directions X)), with the left eye of profile line (oblique line) region representation with image L2 and with the right eye of non-profile line region representation with image each comfortable vertical direction of R2 (Y direction), the regional 3a to 3c of point of RGB and 3e to 3g extend continuously and show.And, under the situation of landscape configuration shown in Figure 8, extend left eye image L2 and right eye image R2 (directions X) mutual demonstration in the horizontal direction of vertical direction (Y direction).
Polarizer 5 is set because of having about 45 ° polarizing axis as shown in Figure 1, so have the function that only transmission has the light of about 45 ° polarizing axis.And polarizer 6 comprises a plurality of polarisations control area 6a and 6b as shown in Figure 9.In addition, polarisation control area 6a is an example of [the first polarisation control area] of the present invention, and polarisation control area 6b is an example of [the second polarisation control area] of the present invention.And, polarisation control area 6a as shown in Figure 3, be configured to longitudinally under the situation (situation of Fig. 2 and Fig. 3) at display panel 3, be disposed at and connect the left eye show display panel 3 with the zone of image L1 and the line of observer 10 right eye 10b, and be disposed at the line of the zone that connects the right eye usefulness image R1 that shows display panel 3 and observer's 10 left eye 10a.Below as long as do not put down in writing especially, left eye 10a and right eye 10b represent observer 10 left eye 10a and right eye 10b.And polarisation control area 6b is disposed at and connects the left eye zone of image L1 and the line of left eye 10a that shows display panel 3, and is disposed at the right eye zone of image R1 and the line of right eye 10b that connection shows display panel 3.And as shown in Figure 9, the polarisation control area 6a of polarizer 6 and 6b have the regional 3a to 3c of point of the display panel that is configured to vertical state 3 corresponding shown in Figure 7 and the rectangular in fact shape of 3e to 3g.And, display panel 3 (with reference to Fig. 7) is being configured to longitudinally under the situation, the same with the regional 3a to 3c of point and the 3e to 3g of display panel 3, the polarisation control area 6a of polarizer 6 and the longitudinal direction of 6b are disposed at connecting left eye 10a and the vertical in fact direction (Y direction) of the line segment of right eye 10b (with reference to Fig. 3).And the polarizing axis of the light that the polarisation control area 6a of polarizer 6 and 6b have the transmission of making is varied to the function to the polarizing axis of the polarisation axis symmetry of polarizer 6.On concrete, polarizer 6 is because of the function of the phase differential of light λ/2 with the incident of giving, so to the polarizing axis of polarizer 6, the light that the polarizing axis of light by polarizer 6 that for example has a polarizing axis of angle [alpha] can be varied to the polarizing axis with angle-α penetrates.In addition, in the first embodiment as described later, polarisation control liquid crystal panel 7 also has same function.
And, in the first embodiment, the polarisation control area 6a of polarizer 6 and 6b such as Fig. 7 and shown in Figure 9, be configured to along the tartan shape (stepped) of the C direction of the tilted direction that both of the directions X of Fig. 7 and Y direction are intersected, with the left eye of corresponding display panel 3 with image L1 and right eye viewing area with image R1.And as shown in Figure 9, polarisation control area 6a has by observer 10 (with reference to Fig. 3) side and sees about 75 ° polarizing axis, and polarisation control area 6b has about 15 ° polarizing axis.
Polarisation control liquid crystal panel 7 has polarisation control area 7a and 7b as shown in figure 10.In addition, polarisation control area 7a is an example of [the 3rd polarisation control area] of the present invention, and polarisation control area 7b is an example of [the 4th polarisation control area] of the present invention.And, polarisation control area 7a and 7b are being configured to display panel 3 (with reference to Fig. 1) (situation of Fig. 4 to Fig. 6) under the horizontal situation, extend to dispose connecting the vertical in fact direction (Y direction) (with reference to Figure 10) of left eye 10a and the line segment of right eye 10b.And, be equipped with the electrode 7c that extends vertical direction (Y direction) separately at polarisation control area 7a and 7b.In view of the above, because of the polarisation control area 7a that can use electrode 7c to apply voltages to be positioned at polarisation control liquid crystal panel 7 and the liquid crystal of 7b, so by being controlled to the voltage application state of liquid crystal, thereby the polarisation state of a control of polarisation control area 7a and 7b is changed easily.And polarisation control area 7a and 7b have about 120 ° polarizing axis.And the polarisation control area 7a of polarisation control liquid crystal panel 7 and 7b have by being set as voltage and apply state (ON state), make about 120 ° polarizing axis invalid, polarizing axis are changed and transmission has the function of the light of predetermined polarizing axis.And polarisation control area 7a and 7b have by being set as the non-state (OFF state) that applies of voltage, make about 120 ° polarizing axis effective, make the polarizing axis of light be varied to function to its polarisation axis symmetry.In addition, when stereo-picture shows, display panel 3 (with reference to Fig. 1) is being configured to longitudinally under the situation (situation of Fig. 2 and Fig. 3), polarisation control area 7a and 7b become the non-state (OFF state) that applies of voltage.And, display panel 3 (with reference to Fig. 1) being configured to (situation of Fig. 4 to Fig. 6) under the horizontal situation, polarisation control area 7a becomes that voltage is non-to apply state (OFF state), and polarisation control area 7b becomes voltage and applies state (ON state).
And, along connecting display panel 3 (with reference to Fig. 5 and Fig. 6) is configured to the left eye 10a of horizontal situation and the length of the horizontal direction (directions X) of the line segment of right eye 10b with what polarisation was controlled the polarisation control area 7a of liquid crystal panel 7 (with reference to Figure 10) and 7b, corresponding point zone 3a to 3c and 3e's to 3g sets along the length of the horizontal direction (directions X) of the line segment of connection left eye 10a and right eye 10b in fact.
And, display panel 3 (with reference to Fig. 1) is being configured to (situation of Fig. 4 to Fig. 6) under the horizontal situation, polarisation control area 7a such as Fig. 5 and shown in Figure 6 of polarisation control liquid crystal panel 7, be disposed to connect and show left eye with the zone (profile line zone) of image L2 and the line of right eye 10b, and be disposed to connect and show right eye with the zone (non-profile line zone) of image R2 and the line of left eye 10a.And, the polarisation control area 7b of polarisation control liquid crystal panel 7 is disposed to connect and shows left eye with the zone (profile line zone) of image L2 and the line of left eye 10a, and is disposed to connect and shows right eye with the zone (non-profile line zone) of image R2 and the line of right eye 10b.
And, polarisation control liquid crystal panel 7 is as Fig. 3 and shown in Figure 5, the central portion of the thickness direction of display panel 3 is to the distance (W1) on the surface of observer's 10 sides of polarizer 6, disposes according to about 1: 3 ratio identical with the aspect ratio (about 1: 3) of a regional 3a to 3c and 3e to 3g with the central portion of the thickness direction of display panel 3 distance (W2) to the surface of observer's 10 sides of polarisation control liquid crystal panel 7.So constitute, can make display panel 3 is configured to vertically and the display panel 3 of horizontal situation to observer 10 distance about equally.
Polarizer 8 has about 45 ° polarizing axis as shown in Figure 1 and sets.In addition, the light of Polarizer 8 with the incident of making is varied to light with about 45 ° polarizing axis and the function of transmission.
(the stereo-picture display mode when vertically disposing)
Secondly, with reference to Fig. 3, Fig. 7, Figure 10 and Figure 11, the 3 D image display method at according to vertical configuration of the display panel 3 of first embodiment of the present invention the time illustrates.In addition, in Figure 11, dotted line shows the angle of the polarizing axis of Polarizer 4,5,8, polarizer 6 and polarisation control liquid crystal panel 7, and arrow shows the angle of the polarizing axis of transmitted light.
At first, by the light of 2 (with reference to Fig. 3) backlight irradiation as shown in figure 11, by Polarizer 4 only transmission have the light of seeing about 135 ° polarizing axis by observer 10 (with reference to Fig. 3) side.And the light that penetrates Polarizer 4 incides the regional 3a to 3c of point and the 3e to 3g of display panel 3.This situation as shown in Figure 7, profile line (oblique line) zone in a regional 3a to 3c and 3e to 3g shows left eye image L1, and the non-profile line zone in a regional 3a to 3c and 3e to 3g shows right eye image R1.And the light that incides display panel 3 penetrates under the state of polarizing axis by 90 ° of display panel 3 variations as shown in figure 11.That is, to have polarizing axis be about 45 ° polarizing axis to the light of transmissive display panel 3.And the transmittance of penetrating display panel 3 has the Polarizer 5 of about 45 ° polarizing axis.And the light of transmission Polarizer 5 incides the polarisation control area 6a or the 6b of polarizer 6.
And, in the first embodiment, the light that incides polarizer 6 is seen about 45 ° polarizing axis because of having by observer 10 (with reference to Fig. 3) side, so as shown in figure 11, the light that incides the polarisation control area 6a of polarizer 6 is varied to the polarizing axis of about 75 ° polarisation axis symmetry of polarisation control area 6a and transmission.That is, the light of ejaculation polarisation control area 6a has about 105 ° polarizing axis.One example of the polarisation control area 6a of ejaculation polarizer 6 [light] only of the present invention with first polarizing axis.And the transmittance polarisation that penetrates the polarisation control area 6a of polarizer 6 is controlled the polarisation control area 7a and the 7b of liquid crystal panel 7.At this moment, the polarisation control area 7a of polarisation control liquid crystal panel 7 and 7b are because of being controlled to the OFF state that is not applied with voltage by electrode 7c (with reference to Figure 10), so the polarisation control area 7a and the 7b of polarisation control liquid crystal panel 7 have about 120 ° polarizing axis.Therefore, the light that incides the polarisation control area 7a of polarisation control liquid crystal panel 7 and 7b is varied to the polarizing axis of about 120 ° polarisation axis symmetry of the polarisation control area 7a of polarisation control liquid crystal panel 7 and 7b and transmission.That is, the light of ejaculation polarisation control liquid crystal panel 7 has about 135 ° polarizing axis.Then, penetrate Polarizer 8 shadings of light by having about 45 ° polarizing axis of polarisation control liquid crystal panel 7.This situation, the polarisation control area 6a of potential difference plate 6 connects the left eye show display panel 3 with the zone of image L1 and the line of right eye 10b because of being disposed at as shown in Figure 3, so thereby can suppress left eye and incide right eye 10b with image L1.And the polarisation control area 6a of polarizer 6 connects the right eye show display panel 3 with the zone of image R1 and the line of left eye 10a because of being disposed at, so thereby can suppress right eye and incide left eye 10a with image R1.
On the other hand, incide polarizer 6 polarisation control area 6b light as shown in figure 11, be varied to the polarizing axis of about 15 ° polarisation axis symmetry of the polarisation control area 6b of polarizer 6 and transmission.That is, the light of ejaculation polarisation control area 6b has about 165 ° polarizing axis.In addition, an example of the polarisation control area 6b of ejaculation polarizer 6 [light] only of the present invention with second polarizing axis.And the transmittance polarisation that penetrates the polarisation control area 6b of polarizer 6 is controlled the polarisation control area 7a and the 7b of liquid crystal panel 7.At this moment, the polarisation control area 7a of polarisation control liquid crystal panel 7 and 7b are because of being controlled to the OFF state that is not applied with voltage by electrode 7c (with reference to Figure 10), so the polarisation control area 7a and the 7b of polarisation control liquid crystal panel 7 have about 120 ° polarizing axis.Therefore, the light that incides the polarisation control area 7a of polarisation control liquid crystal panel 7 and 7b is varied to the polarizing axis of about 120 ° polarisation axis symmetry of the polarisation control area 7a of polarisation control liquid crystal panel 7 and 7b and transmission.That is, the light of ejaculation polarisation control liquid crystal panel 7 has about 75 ° polarizing axis.Then, the light that penetrates polarisation control liquid crystal panel 7 is varied to about 45 ° polarizing axis, is penetrated by Polarizer 8.This situation, the polarisation control area 6b of potential difference plate 6 connects online with the zone of image L1 and left eye 10a of the left eye show display panel 3 because of being disposed at, as shown in Figure 3 so thereby left eye can be incided left eye 10a with image L1.And the polarisation control area 6b of polarizer 6 connects online with the zone of image R1 and right eye 10b of the right eye show display panel 3 because of being disposed at, so thereby right eye can be incided right eye 10b with image R1.
As above-mentioned, when vertical configuration by left eye 10a and right eye 10b separately incident left eye is arranged with image L1 and right eye image R1, thereby observer 10 can see stereo-picture.
(the stereo-picture display mode during landscape configuration)
Secondly, with reference to Fig. 5, Fig. 6, Fig. 8, Figure 10 and Figure 12, the 3 D image display method at according to the landscape configuration of the display panel 3 of first embodiment of the present invention the time illustrates.
At first, by the light of 2 (with reference to Fig. 5 and Fig. 6) backlight irradiation as shown in figure 12, by Polarizer 4 only transmission have the light of about 135 ° polarizing axis.In addition, the each half-twist of polarizing axis relatively during with vertical configuration when landscape configuration, but in the first embodiment for for the purpose of simplifying, the angle of the polarizing axis when also in the same old way using vertically configuration when landscape configuration illustrates.And the light that penetrates Polarizer 4 incides the regional 3a to 3c of point and the 3e to 3g of display panel 3.This situation as shown in Figure 8, profile line (oblique line) zone in a regional 3a to 3c and 3e to 3g shows left eye image L2, and the non-profile line zone in a regional 3a to 3c and 3e to 3g shows right eye image R2.And the light that incides display panel 3 penetrates under the state of polarizing axis by 90 ° of display panel 3 variations as shown in figure 12.That is, the light of transmissive display panel 3 has polarizing axis for to see about 45 ° polarizing axis by observer 10 (with reference to Fig. 5 and Fig. 6) side.And the transmittance of penetrating display panel 3 has the Polarizer 5 of about 45 ° polarizing axis.And the light of transmission Polarizer 5 incides the polarisation control area 6a or the 6b of polarizer 6.
And, in the first embodiment, the light that incides polarizer 6 is seen about 45 ° polarizing axis because of having by observer 10 (with reference to Fig. 5) side, so as shown in figure 12, the light that incides the polarisation control area 6a of polarizer 6 is varied to the polarizing axis of about 75 ° polarisation axis symmetry of the polarisation control area 6a of polarizer 6 and transmission.That is, the light of ejaculation polarisation control area 6a has about 105 ° polarizing axis.
And, under the situation of landscape configuration, the polarisation control area 7a of polarisation control liquid crystal panel 7 is because of being controlled to the OFF state that does not apply voltage by electrode 7c (with reference to Figure 10), so about 120 ° polarizing axis of the polarisation control area 7a of polarisation control liquid crystal panel 7 becomes effectively.In view of the above, the polarisation control area 6a that penetrates polarizer 6 light that incides the polarisation control area 7a of polarisation control liquid crystal panel 7 is varied to the polarizing axis of about 120 ° polarisation axis symmetry of the polarisation control area 7a of polarisation control liquid crystal panel 7 and transmission.That is, the light of the polarisation control area 6a ejaculation polarisation control area 7a of ejaculation polarizer 6 has about 135 ° polarizing axis.In addition, an example of the polarisation control area 7a of the polarisation control area 6a ejaculation polarisation control liquid crystal panel 7 of ejaculation polarizer 6 [light] only of the present invention with the 3rd polarizing axis.And, penetrate Polarizer 8 shadings of light of the polarisation control area 7a of polarisation control liquid crystal panel 7 by having about 45 ° polarizing axis.This situation, as Fig. 5 and shown in Figure 6, by both the polarisation control area 6a of polarizer 6 of light crested and the polarisation control area 7a of polarisation control liquid crystal panel 7 (situation of Fig. 5 is the viewing area XR on the right side of right eye usefulness image R2 with half the viewing area of image R2 because of being disposed at the right eye that connects left eye 10a and display panel 3, the situation right eye of Fig. 6 is with the viewing area XL in the left side of image R2) line, so thereby can suppress right eye and incide left eye 10a with half of image R2.And, by both the polarisation control area 6a of polarizer 6 of light crested and the polarisation control area 7a of polarisation control liquid crystal panel 7 because of being disposed at the left eye that connects right eye 10b and display panel 3 half viewing area (the viewing area YL in the left side of the situation left eye usefulness image L2 of Fig. 5 with image L2, the situation of Fig. 6 is a left eye with the viewing area YR on the right side of image L2) online, so thereby can suppress left eye and incide right eye 10b with half of image L2.
On the other hand, the polarisation control area 7b of polarisation control liquid crystal panel 7 is controlled to the ON state that applies voltage because of when the landscape configuration by electrode 7c (with reference to Figure 10), thus polarisation control the polarizing axis of the polarisation control area 7b of liquid crystal panel 7 become invalid.In view of the above, the polarisation control area 6a that penetrates polarizer 6 incide polarisation control liquid crystal panel 7 polarisation control area 7b light as shown in figure 12, polarizing axis is not penetrated by variation.That is, the light that penetrated by the polarisation control area 7b of polarisation control liquid crystal panel 7 of the polarisation control area 6a that penetrates polarizer 6 has by observer 10 (with reference to Fig. 5) side and sees about 105 ° polarizing axis.In addition, an example of the polarisation control area 7b of the polarisation control area 6a ejaculation polarisation control liquid crystal panel 7 of ejaculation polarizer 6 [light] only of the present invention with the 4th polarizing axis.Then, the light that penetrates polarisation control liquid crystal panel 7 is varied to about 45 ° polarizing axis, is penetrated by Polarizer 8.This situation, as Fig. 5 and shown in Figure 6, (situation of Fig. 5 is the viewing area XR on the right side of right eye usefulness image R2 to the polarisation control area 7b of the polarisation control area 6a of polarizer 6 and polarisation control liquid crystal panel 7 with half the viewing area of image R2 because of being disposed at the right eye that connects right eye 10b and display panel 3, the situation of Fig. 6 is a right eye with the viewing area XL in the left side of image R2) online, so thereby right eye can be incided right eye 10b with half of image R2.And, (situation of Fig. 5 is the viewing area YL in the left side of left eye usefulness image L2 to the polarisation control area 7b of the polarisation control area 6a of polarizer 6 and polarisation control liquid crystal panel 7 with half the viewing area of image L2 because of being disposed at the left eye that connects left eye 10a and display panel 3, the situation of Fig. 6 is a left eye with the viewing area YR on the right side of image L2) line, so thereby left eye can be incided left eye 10a with half of image L2.
And, because of having by observer 10 (with reference to Fig. 5) side, the light that incides polarizer 6 sees about 45 ° polarizing axis in the first embodiment, so as shown in figure 12, the polarizing axis that the light that incides the polarisation control area 6b of polarizer 6 is varied to about 15 ° polarisation axis symmetry of the polarisation control area 6b of polarizer 6 changes and transmission.That is, the light of ejaculation polarisation control area 6b has about 165 ° polarizing axis.
And, under the situation of landscape configuration, the polarisation control area 7a of polarisation control liquid crystal panel 7 is because of being controlled to the OFF state that does not apply voltage by electrode 7c (with reference to Figure 10), so about 120 ° polarizing axis of the polarisation control area 7a of polarisation control liquid crystal panel 7 becomes effectively.In view of the above, the polarisation control area 6b that penetrates polarizer 6 light that incides the polarisation control area 7a of polarisation control liquid crystal panel 7 is varied to the polarizing axis of about 120 ° polarisation axis symmetry of the polarisation control area 7a of polarisation control liquid crystal panel 7 and transmission.That is, the light of the polarisation control area 6b ejaculation polarisation control area 7a of ejaculation polarizer 6 has about 75 ° polarizing axis.In addition, an example of the polarisation control area 7a of the polarisation control area 6b ejaculation polarisation control liquid crystal panel 7 of ejaculation polarizer 6 [light] only of the present invention with the 5th polarizing axis.Then, the light that penetrates polarisation control liquid crystal panel 7 is varied to by observer 10 (with reference to Fig. 5) side sees about 45 ° polarizing axis, is penetrated by Polarizer 8.This situation, as Fig. 5 and shown in Figure 6, (situation of Fig. 5 is the viewing area XL in the left side of right eye usefulness image R2 to the polarisation control area 7a of the polarisation control area 6b of polarizer 6 and polarisation control liquid crystal panel 7 with half the viewing area of image R2 because of being disposed at the right eye that connects left eye 10a and display panel 3, the situation of Fig. 6 is a right eye with the viewing area XR on the right side of image R2) line, so right eye incides left eye 10a with half of image R2.And, (situation of Fig. 5 is the viewing area YR on the right side of left eye usefulness image L2 to the polarisation control area 7a of the polarisation control area 6b of polarizer 6 and polarisation control liquid crystal panel 7 with half the viewing area of image L2 because of being disposed at the left eye that connects right eye 10b and display panel 3, the situation of Fig. 6 is a left eye with the viewing area YL in the left side of image L2) line, so left eye incides right eye 10b with half of image L2.
On the other hand, the polarisation control area 7b of polarisation control liquid crystal panel 7 is controlled to the ON state that applies voltage because of when the landscape configuration by electrode 7c (with reference to Figure 10), thus polarisation control the polarizing axis of the polarisation control area 7b of liquid crystal panel 7 become invalid.Therefore, the polarisation control area 6a that penetrates polarizer 6 incide polarisation control liquid crystal panel 7 polarisation control area 7b light as shown in figure 12, polarizing axis is not penetrated by variation.That is, the light that penetrated by the polarisation control area 7b of polarisation control liquid crystal panel 7 of the polarisation control area 6b that penetrates polarizer 6 has by observer 10 (with reference to Fig. 5) side and sees about 165 ° polarizing axis.In addition, an example of the polarisation control area 7b of the polarisation control area 6b ejaculation polarisation control liquid crystal panel 7 of ejaculation polarizer 6 [light] only of the present invention with the 6th polarizing axis.Then, the light that penetrates polarisation control liquid crystal panel 7 is varied to about 45 ° polarizing axis, is penetrated by Polarizer 8.This situation, as Fig. 5 and shown in Figure 6, (situation of Fig. 5 is the viewing area XL in the left side of right eye usefulness image R2 to the polarisation control area 7b of the polarisation control area 6b of polarizer 6 and polarisation control liquid crystal panel 7 with half the viewing area of image R2 because of being disposed at the right eye that connects right eye 10b and display panel 3, the situation of Fig. 6 is a right eye with the viewing area XR on the right side of image R2) line, so thereby right eye can be incided right eye 10b with half of image R2.And, (situation of Fig. 5 is the viewing area YR on the right side of left eye usefulness image L2 to the polarisation control area 7b of the polarisation control area 6b of polarizer 6 and polarisation control liquid crystal panel 7 with half the viewing area of image L2 because of being disposed at the left eye that connects left eye 10a and display panel 3, the situation of Fig. 6 is a left eye with the viewing area YL in the left side of image L2) line, so thereby left eye can be incided left eye 10a with half of image L2.
As above-mentioned, when landscape configuration,, thereby make observer 10 can see stereo-picture separately by left eye being arranged with image L2 and right eye image R2 in left eye 10a and right eye 10b incident.
(the plane picture display mode when vertically disposing)
Secondly, with reference to Figure 13 and Figure 14, the plane picture display packing at according to vertical configuration of the display panel 3 of first embodiment of the present invention the time illustrates.
At first, by the light of 2 (with reference to Figure 13) backlight irradiation as shown in figure 14, by Polarizer 4 only transmission have the light of seeing about 135 ° polarizing axis by observer 10 (with reference to Figure 13) side.And the light that penetrates Polarizer 4 incides display panel 3.This situation shows plane picture S1 at display panel 3 as shown in figure 13.And the light that incides display panel 3 penetrates under the state of polarizing axis by 90 ° of display panel 3 variations as shown in figure 14.That is, to have polarizing axis be about 45 ° polarizing axis to the light of transmissive display panel 3.And the transmittance of penetrating display panel 3 has the Polarizer 5 of about 45 ° polarizing axis.And the light of transmission Polarizer 5 incides the polarisation control area 6a or the 6b of polarizer 6.
And, in the first embodiment, the light that incides polarizer 6 is seen about 45 ° polarizing axis because of having by observer 10 (with reference to Figure 13) side, so as shown in figure 14, the light that incides the polarisation control area 6a of polarizer 6 is varied to the polarizing axis of about 75 ° polarisation axis symmetry of the polarisation control area 6a of polarizer 6 and transmission.That is, the light of ejaculation polarisation control area 6a has about 105 ° polarizing axis.And polarisation control liquid crystal panel 7 is because of being controlled so as to the ON state, thus polarisation control the polarizing axis of liquid crystal panel 7 become invalid.In view of the above, inciding the polarisation control area 7a of polarisation control liquid crystal panel 7 and the light polarizing axis of 7b is penetrated by polarisation control liquid crystal panel 7 not by variation.That is, the light of ejaculation polarisation control liquid crystal panel 7 has about 105 ° polarizing axis.Then, the light that penetrates polarisation control liquid crystal panel 7 is varied to about 45 ° polarizing axis, is penetrated by Polarizer 8.By via the light of this polarisation control area 6a, make the plane picture S1 of the display panel 3 of corresponding polarisation control area 6a incide left eye 10a and right eye 10b by Polarizer 8 ejaculations.
On the other hand, incide polarizer 6 polarisation control area 6b light as shown in figure 14, be varied to the polarizing axis of about 15 ° polarisation axis symmetry of the polarisation control area 6b of polarizer 6 and transmission.That is, the light that penetrates polarisation control area 6b has by observer 10 (with reference to Figure 13) side and sees about 165 ° polarizing axis.And polarisation control liquid crystal panel 7 is because of being controlled so as to the ON state, thus polarisation control the polarizing axis of liquid crystal panel 7 become invalid.In view of the above, penetrating the polarisation control area 7a of polarisation control liquid crystal panel 7 and the only polarizing axis of 7b is penetrated by polarisation control liquid crystal panel 7 not by variation.That is, the light of ejaculation polarisation control liquid crystal panel 7 has about 165 ° polarizing axis.Then, the light that penetrates polarisation control liquid crystal panel 7 is varied to about 45 ° polarizing axis, is penetrated by Polarizer 8.By via the light of this polarisation control area 6b, make the plane picture S1 of the display panel 3 of corresponding polarisation control area 6b incide left eye 10a and right eye 10b by Polarizer 8 ejaculations.
As above-mentioned,, make observer 10 can see plane picture by plane picture S1 being arranged at left eye 10a and right eye 10b incident.
(the plane picture display mode during landscape configuration)
Secondly, with reference to Figure 14 and Figure 15, the plane picture display packing at according to the landscape configuration of the display panel 3 of first embodiment of the present invention the time illustrates.
At first, by the light of 2 (with reference to Figure 15) backlight irradiation as shown in figure 14, by Polarizer 4 only transmission have the light of seeing about 135 ° polarizing axis by observer 10 (with reference to Figure 15) side.And the light that penetrates Polarizer 4 incides display panel 3.This situation shows plane picture S2 at display panel 3 as shown in figure 15.And the light that incides display panel 3 penetrates under the state of polarizing axis by 90 ° of display panel 3 variations as shown in figure 14.That is, to have polarizing axis be about 45 ° polarizing axis to the light of transmissive display panel 3.And the transmittance of penetrating display panel 3 has the Polarizer 5 of about 45 ° polarizing axis.And the light of transmission Polarizer 5 incides the polarisation control area 6a or the 6b of polarizer 6.
And, in the first embodiment, the light that incides polarizer 6 is seen about 45 ° polarizing axis because of having by observer 10 (with reference to Figure 15) side, so as shown in figure 14, the light that incides the polarisation control area 6a of polarizer 6 is varied to the polarizing axis of about 75 ° polarisation axis symmetry of the polarisation control area 6a of polarizer 6 and transmission.That is, the light of ejaculation polarisation control area 6a has about 105 ° polarizing axis.And polarisation control liquid crystal panel 7 is because of being controlled so as to the ON state, thus polarisation control the polarizing axis of liquid crystal panel 7 become invalid.In view of the above, inciding the polarisation control area 7a of polarisation control liquid crystal panel 7 and the only polarizing axis of 7b is penetrated by polarisation control liquid crystal panel 7 not by variation.That is, the light of ejaculation polarisation control liquid crystal panel 7 has about 105 ° polarizing axis.Then, the light that penetrates polarisation control liquid crystal panel 7 is varied to about 45 ° polarizing axis, is penetrated by Polarizer 8.By via the light of this polarisation control area 6a, make the plane picture S2 of the display panel 3 of corresponding polarisation control area 6a incide left eye 10a and right eye 10b by Polarizer 8 ejaculations.
On the other hand, incide polarizer 6 polarisation control area 6b light as shown in figure 14, be varied to the polarizing axis of about 15 ° polarisation axis symmetry of the polarisation control area 6b of polarizer 6 and transmission.That is, the light that penetrates polarisation control area 6b has by observer 10 (with reference to Figure 15) side and sees about 165 ° polarizing axis.And polarisation control liquid crystal panel 7 is because of being controlled so as to the ON state, thus polarisation control the polarizing axis of liquid crystal panel 7 become invalid.In view of the above, penetrating the polarisation control area 7a of polarisation control liquid crystal panel 7 and the only polarizing axis of 7b is penetrated by polarisation control liquid crystal panel 7 not by variation.That is, the light of ejaculation polarisation control liquid crystal panel 7 has about 165 ° polarizing axis.Then, the light that penetrates polarisation control liquid crystal panel 7 is varied to about 45 ° polarizing axis, is penetrated by Polarizer 8.By via the light of this polarisation control area 6b, make the plane picture S2 of the display panel 3 of corresponding polarisation control area 6b incide left eye 10a and right eye 10b by Polarizer 8 ejaculations.
As above-mentioned,, make observer 10 can see plane picture by plane picture S2 being arranged at left eye 10a and right eye 10b incident.
(effect of first embodiment)
In the first embodiment as above-mentioned, by setting polarizer 6 and polarisation control liquid crystal panel 7, and under display panel 3 is configured to longitudinally state, utilize the light of the polarisation control area 6b of transmission phase difference plate 6, separately left eye is incided left eye 10a and right eye 10b with image L1 and right eye with image R1, so that the observer to be provided 10 stereo-pictures, and by being configured under the horizontal state at display panel 3, utilize the light of the polarisation control area 7b of transmission polarisation control liquid crystal panel 7, separately left eye is incided left eye 10a and right eye 10b with image L2 and right eye with image R2, so that the observer to be provided 10 stereo-pictures, display panel 3 is being configured to situation longitudinally and is being configured to provide the observer 10 stereo-pictures under both situation of horizontal situation.
And, in the first embodiment, by be provided with a plurality of polarisations control area 6a and 6b at polarizer 6, and under display panel 3 is configured to longitudinally state, a plurality of polarisations control area 6a and 6b are configured to along the tartan shape (stepped) of the C direction (tilted direction) of Fig. 7, the a plurality of polarisations control area 6a and the 6b of the tartan shape by being configured to extend the C direction, because of being scattered under the state of vertical direction (Y direction) and horizontal direction (directions X) on approximate equality ground, the light of transmission polarisation control area 6b is advanced, so the left eye of display panel 3 can be scattered in vertical direction (Y direction) and horizontal direction (directions X) with image L1 and right eye with the decline of the resolution of image R1 towards left eye 10a and right eye 10b.In view of the above, can provide observer's 10 image quality decrease few stereo-picture.
And, in the first embodiment, put regional 3a to 3c and 3e to 3g the polarisation control area 6a and the 6b of configuration phase difference plate 6 separately by each of each display panel 3, polarisation control area 6a and 6b by every bit zone 3a to 3c and 3e to 3g are set can incide left eye 10a and right eye 10b with image L1 and right eye under the state with image R1 at the left eye of sectionalization display panel 3.In view of the above, can provide observer's 10 image quality decrease stereo-picture still less.
And, in the first embodiment, because of by set regional 3a to 3c of point and the 3e to 3g that the three primary colors of display light are separately used at display panel 3, and regional 3a to 3c of point and 3e to 3g that the three primary colors that make the light that shows display panel 3 are separately used are configured under the horizontal state at display panel 3, adjoining in the vertical in fact direction (Y direction) of direction that connects left eye 10a and right eye 10b is disposed, regional 3a to 3c of point and 3e to 3g that the three primary colors of configurable display light are separately used, the polarisation control area 7a and the 7b that set so that the direction of reply connection left eye 10a and right eye 10b is in fact vertically extended, so with the situation that only disposes the regional 3a to 3c of point that shows a predetermined primary colors and 3e to 3g at polarisation control area 7a and 7b relatively, can provide observer's 10 image quality decrease few stereo-picture.
(second embodiment)
With reference to Figure 16 to Figure 18, different with above-mentioned first embodiment in this second embodiment, be to illustrate at the example of integrally formed polarizer in Polarizer.In addition, integrally formed polarizer is the same with above-mentioned first embodiment with external cause in Polarizer, its explanation of Therefore, omited.
Herein, as shown in figure 17, polarizer 16 is integrally formed at the Polarizer 15 of polarisation control liquid crystal panel 17 (with reference to Figure 16) side that is disposed at display panel 13 in second embodiment.This polarizer 16 comprises a plurality of polarisations control area 16a and 16b.In addition, polarisation control area 16a is an example of [the first polarisation control area] of the present invention, and polarisation control area 16b is an example of [the second polarisation control area] of the present invention.And, polarisation control area 16a as shown in figure 18, be configured to longitudinally under the situation (the reference edge 13i of display panel 13 is disposed at the situation of Y direction) at display panel 13, be disposed at and connect the left eye show display panel 13 with the zone of image L11 and the line of observer 20 right eye 20b, and be disposed at the line of the zone that connects the right eye usefulness image R11 that shows display panel 13 and observer's 20 left eye 20a.And polarisation control area 16b is disposed at and connects the left eye zone of image L11 and the line of left eye 20a that shows display panel 13, and is disposed at the right eye zone of image R11 and the line of right eye 20b that connection shows display panel 13.And, display panel 13 being configured to longitudinally under the situation, the polarisation control area 16a of polarizer 16 and the longitudinal direction of 16b are disposed at connecting left eye 20a and the vertical in fact direction (Y direction) of the line segment of right eye 20b (with reference to Figure 16).And the polarizing axis of the light that the polarisation control area 16a of polarizer 16 and 16b have the transmission of making is varied to the function to the polarizing axis of the polarisation axis symmetry of polarizer 16.On concrete, polarizer 16 is because of the function of the phase differential of light λ/2 with the incident of giving, so to the polarizing axis of polarizer 16, the light that the polarizing axis of light by polarizer 16 that for example has a polarizing axis of angle [alpha] is varied to the polarizing axis with angle-α penetrates.
And, in second embodiment, the polarisation control area 16a of polarizer 16 and 16b are configured to as shown in figure 17 along the tartan shape (stepped) of the C direction of the tilted direction that both of the directions X of Figure 17 and Y direction are intersected, with the left eye of corresponding display panel 13 with image L11 and right eye viewing area with image R11.
(effect of second embodiment)
In second embodiment,,, make the reduction of number of parts and miniaturization become possibility by polarizer 16 one are equipped on Polarizer 15 as above-mentioned.Below, explain this effect with reference to Figure 19.In the image display device 100 of use according to the general polarizer of comparative example shown in Figure 19, the polarizer 106 that is disposed at the light emitting side of Polarizer 15 is integrally formed on the special-purpose glass substrate 107.And, between polarizer 106 and backlight 12, dispose: the display panel 13 that distinctly is formed with the glass substrate 107 of polarizer 106 and special use; Sandwich display panel 13 and the Polarizer 14 and 15 of configuration.With respect to this, in the image display device 11 of second embodiment shown in Figure 16, by polarizer 16 one are equipped on Polarizer 15, compare with the image display device 100 of use according to the general polarizer 106 of comparative example shown in Figure 19, because of forming the glass substrate 107 of the special use of polarizer 106 usefulness, so can cut down the number of parts of this part, and can reduce the thickness of image display device 11.Its result, image display device 100 comparisons with according to comparative example can make image display device 11 miniaturizations.
In addition, the embodiment that this disclosed only illustrates with regard to all points, should not consider the item of exceeding and making.Scope of the present invention limits by claim, but not the explanation of above-mentioned embodiment, and, include with the meaning of claim equalization and all changes in the scope.
Be provided with the polarisation control area of polarizer though for example in above-mentioned first and second embodiment, show every bit zone correspondence, and make the width in width corresponding point zone of polarisation control area of polarisation control liquid crystal panel and the example that sets, but the invention is not restricted to this, for example each pixel is corresponding and to be provided with the polarisation control area of polarizer also passable, and makes the corresponding a plurality of regional width in polarisation control area of polarisation control liquid crystal panel and set also passable.
And, be configured to extend the example of the tartan shape (stepped) of C direction (tilted direction) though in above-mentioned first and second embodiment, show polarisation control area with polarizer, but the invention is not restricted to this, the polarisation control area of polarizer is extended predetermined direction (the Y direction of Fig. 9 and Figure 17) and configuration is also passable, and extend tartan shape (stepped) in addition tilted direction and dispose also passable.In addition, in above-mentioned first and second embodiment, under the situation that a plurality of observer's stereo-pictures are provided, make the polarisation control area of polarizer extend the tilted direction of non-tartan shape (stepped) and dispose also passable.
And, though show in the above-described first embodiment polarisation controlled that the polarisation control area 7a of liquid crystal panel 7 and 7b extend predetermined direction and the example that disposes, but the invention is not restricted to this, as the polarisation control area 6a and 6b of polarizer 6, polarisation is controlled the polarisation control area 7a of liquid crystal panel 7 and 7b, and to be configured to extend the tartan shape (stepped) of tilted direction also passable.
And, use 90 ° of TN modes though show display panel 3 in the above-described first embodiment, the Polarizer 4 and 5 that clips display panel 3 subtends and dispose has the example of the polarizing axis of mutually orthogonal, but the invention is not restricted to this, (Vertical Alignment: vertical orientation) alternate manner of mode and ECB (Electrically Controlled Birefringence: utilize the birefringence of electric field controls) mode etc. is also passable for example to use VA.This situation, for example if use the VA mode, then constitute and sandwich the Polarizer 4 and 5 that display panel 3 disposes by Polarizer with identical polarizing axis, and set the polarizing axis of the light of the corresponding image that forms by image display device, also passable with the polarizing axis of corresponding display panel 3, Polarizer 4 and 5.
And, though showing the polarizing axis of polarisation control area 6a, the 6b set Polarizer 4,5,8, polarizer 6 separately and polarisation control liquid crystal panel 7 in the above-described first embodiment is about 135 °, about 45 °, about 45 °, about 75 °, about 15 °, about 120 ° example, but the invention is not restricted to this, the polarizing axis of setting polarisation control area 6a, the 6b of Polarizer 4,5,8, polarizer 6 and polarisation control liquid crystal panel 7 is that the value beyond the above-mentioned value is also passable.This situation by making the polarizing axis optimization, is becoming display panel configurations under the horizontal situation, penetrates the polarisation control area 6b of polarizer 6 shown in Figure 12, and the light quantity that reduces the polarisation control area 7a of transmission polarisation control liquid crystal panel 7 and Polarizer 8 is preferable.In view of the above, the light quantity of the right eye of the left eye that incides the observer can be reduced, and the light quantity of the left eye of the right eye that incides the observer can be reduced with image with image.
And, though the central portion of the thickness direction of demonstration display panel 3 is to the distance (W1) on the surface of observer's 20 sides of polarizer 6 in the above-described first embodiment, become about 1: 3 ratio identical with the central portion of the thickness direction of display panel 3 to the distance (W2) on the surface of observer's 20 sides of polarisation control liquid crystal panel 7 and dispose the example of polarisation control liquid crystal panel 7 with the aspect ratio (about 1: 3) of the regional 3a to 3c of point of display panel 3 and 3e to 3g, but the invention is not restricted to this, the ratio arrangement different with the aspect ratio of the regional 3a to 3c of point of above-mentioned distance (W1) and distance (W2) and display panel 3 and 3e to 3g is also passable.
And, though show in the above-described first embodiment display panel configurations become vertically to reach laterally, so that the example of observer's stereo-picture to be provided, but in the formation of above-mentioned embodiment, because of display panel configurations being become longitudinally under the situation, can more suppress right eye incides the observer with image left eye, and can more suppress left eye incides the observer with image right eye, on the other hand, display panel configurations is being become under the horizontal situation, right eye incides observer's left eye with the part of image, and left eye incides observer's right eye with the part of image, situation is a standard state so order becomes display panel configurations longitudinally, to provide observer's stereo-picture preferable.
Claims (17)
1. image display device comprises:
The display member that display image is used;
The light source that irradiates light to aforementioned display member is used;
The first polarizing axis control member is in order to be disposed under the state of first direction, will to be separated into by the light of aforementioned light source irradiation light with first polarizing axis and the light with second polarizing axis at the predetermined reference edge with aforementioned at least display member;
The second polarizing axis control member in order to be disposed under the state of the second direction of intersecting with aforementioned first direction at the predetermined reference edge with aforementioned display member, will be separated into the light that has two different polarizing axis at least by the light of aforementioned light source irradiation,
Wherein be disposed under the state of aforementioned first direction at predetermined reference edge with aforementioned display member, advance towards observer's eyes by a side who makes light and have the light of aforementioned second polarizing axis with aforementioned first polarizing axis, so that aforementioned observer's stereo-picture to be provided
And be disposed under the state of aforementioned second direction at predetermined reference edge with aforementioned display member, by making the light that has a polarizing axis at least in the aforementioned light that has two different polarizing axis at least march to aforementioned observer's eyes, so that aforementioned observer's stereo-picture to be provided.
2. image display device as claimed in claim 1, the wherein aforementioned second polarizing axis control member comprise polarisation control liquid crystal panel.
3. image display device as claimed in claim 1, the wherein aforementioned first polarizing axis control member comprises polarizer.
4. image display device as claimed in claim 1, the wherein aforementioned first polarizing axis control member comprises in order to will be by light-operated a plurality of first polarisation control areas of making the light with aforementioned first polarizing axis of aforementioned light source irradiation, with in order to will be by light-operated a plurality of second polarisation control areas of making light of aforementioned light source irradiation with aforementioned second polarizing axis
Aforementioned a plurality of first polarisation control area and aforementioned a plurality of second polarisation control area are disposed under the state of first direction at the predetermined reference edge with aforementioned display member, along the direction configuration that both of aforementioned first direction and aforementioned second direction are intersected.
5. image display device as claimed in claim 4, wherein aforementioned display member comprise the colored a plurality of zones that show usefulness,
The aforementioned first polarisation control area of the aforementioned first polarizing axis control member and the aforementioned second polarisation control area are with regard to each aforementioned each self-configuring of zone of aforementioned display member.
6. image display device as claimed in claim 1, wherein the predetermined reference edge at aforementioned display member is disposed under the state of aforementioned first direction, one side of light by having aforementioned first polarizing axis and light with aforementioned second polarizing axis, advance towards aforementioned observer's left eye with image by making left eye, and right eye is advanced towards aforementioned observer's right eye with image, so that aforementioned observer's stereo-picture to be provided
Be disposed under the state of the aforementioned second direction of intersecting at predetermined reference edge with aforementioned first direction with aforementioned display member, by the light that has a polarizing axis at least in the aforementioned light that has two different polarizing axis at least, advance towards aforementioned observer's left eye with image by making aforementioned left eye, and aforementioned right eye is advanced, towards aforementioned observer's right eye with image so that aforementioned observer's stereo-picture to be provided.
7. image display device as claimed in claim 1, the wherein aforementioned second polarizing axis control member is disposed under the state of aforementioned second direction at the predetermined reference edge with aforementioned display member, the light that will have aforementioned first polarizing axis is separated into light with the 3rd polarizing axis and the light with the 4th polarizing axis, and the light that will have aforementioned second polarizing axis is separated into light with the 5th polarizing axis and the light with the 6th polarizing axis
Be disposed under the state of aforementioned second direction at predetermined reference edge aforementioned display member, the light and light that have aforementioned the 4th polarizing axis by utilization with aforementioned the 6th polarizing axis, advance towards aforementioned observer's left eye with image by making aforementioned left eye, and aforementioned right eye is advanced, towards aforementioned observer's right eye with image so that aforementioned observer's stereo-picture to be provided.
8. image display device as claimed in claim 1, the wherein aforementioned second polarizing axis control member comprises: be separated into light with the 3rd polarizing axis and a plurality of the 3rd polarisation control areas with light of the 4th polarizing axis in order to the light that will have aforementioned first polarizing axis, with be separated into light with the 5th polarizing axis and a plurality of the 4th polarisation control areas with light of the 6th polarizing axis in order to the light that will have aforementioned second polarizing axis
Aforementioned the 3rd polarisation control area and aforementioned the 4th polarisation control area are disposed under the state of aforementioned second direction at the predetermined reference edge with aforementioned display member, to connect aforementioned observer about the vertical in fact direction of the direction of eyes extend, and dispose alternately in direction along the left and right sides eyes direction that connects aforementioned observer.
9. 3 some zones that image display device as claimed in claim 8, the three primary colors that wherein aforementioned display member comprises display light are used,
The length along the direction of the left and right sides eyes direction that connects aforementioned observer of aforementioned the 3rd polarisation control area of the aforementioned second polarizing axis control member and aforementioned the 4th polarisation control area, setting of corresponding in fact aforementioned zone along the length of the direction of the left and right sides eyes direction that connects aforementioned observer
Show that 3 some zones that the three primary colors of the light of aforementioned display member are used are disposed under the state of second direction at the predetermined reference edge with aforementioned display member, be adjacent to the vertical in fact direction of direction of the left and right sides eyes that connect aforementioned observer is disposed.
10. image display device as claimed in claim 8, the wherein aforementioned second polarizing axis control member also comprises: have the polarisation control liquid crystal panel of aforementioned the 3rd polarisation control area and aforementioned the 4th polarisation control area,
Aforementioned the 3rd polarisation control area and aforementioned the 4th polarisation control area at aforementioned polarisation control liquid crystal panel, be formed with respectively in order to apply voltages to the electrode of liquid crystal, separately to extending with aforementioned the 3rd polarisation control area and aforementioned the 4th polarisation control area equidirectional.
11. image display device as claimed in claim 1, wherein be disposed under the state of aforementioned first direction at predetermined reference edge with aforementioned display member, the aforementioned second polarizing axis control member is changeable: to light with aforementioned first polarizing axis and the light with aforementioned second polarizing axis, first state of control polarizing axis and transmission either party's light, second state of the light of transmission with not controlling polarizing axis
Be disposed under the state of aforementioned first direction at predetermined reference edge aforementioned display member, the aforementioned second polarizing axis control member is to light with aforementioned first polarizing axis and the light with aforementioned second polarizing axis, under aforementioned first state of control polarizing axis and transmission either party's light, aforementioned observer's stereo-picture is provided, and
By being disposed under the state of aforementioned first direction at predetermined reference edge with aforementioned display member, the aforementioned second polarizing axis control member is to light with aforementioned first polarizing axis and the light with aforementioned second polarizing axis, not controlling polarizing axis under aforementioned second state of both light of transmission, advance towards aforementioned observer's eyes by both of light that make light and have aforementioned second polarizing axis, so that the observer to be provided plane picture with aforementioned first polarizing axis.
12. image display device as claimed in claim 1, wherein be disposed under the state of aforementioned second direction at predetermined reference edge with aforementioned display member, the light that the aforementioned second polarizing axis control member will have aforementioned first polarizing axis is separated into light with the 3rd polarizing axis and the light with the 4th polarizing axis, and the light that will have aforementioned second polarizing axis is separated into light with the 5th polarizing axis and the light with the 6th polarizing axis, and changeable: transmission has the light of aforementioned the 4th polarizing axis and at least one side's of the light with aforementioned the 6th polarizing axis the third state, with to light with aforementioned first polarizing axis and light with aforementioned second polarizing axis, do not control polarizing axis and the four condition of both light of transmission
Be disposed under the state of aforementioned second direction at predetermined reference edge aforementioned display member, and under light that transmission has aforementioned the 4th polarizing axis and at least one side's of light the aforementioned third state with aforementioned the 6th polarizing axis, by light with aforementioned the 4th polarizing axis and light with aforementioned the 6th polarizing axis, so that aforementioned observer's stereo-picture to be provided, and
Be disposed under the state of aforementioned second direction at predetermined reference edge aforementioned display member, and at the aforementioned second polarizing axis control member to light with aforementioned first polarizing axis and light with aforementioned second polarizing axis, do not control polarizing axis and under the aforementioned four condition of both light of transmission, advance towards aforementioned observer's eyes by both of light that make light and have aforementioned second polarizing axis, so that aforementioned observer's plane picture to be provided with aforementioned first polarizing axis.
13. image display device as claimed in claim 1, the wherein aforementioned first polarizing axis control member one is equipped on aforementioned display member.
14. image display device as claimed in claim 13, the wherein aforementioned first polarizing axis control member comprises polarizer.
15. image display device as claimed in claim 13, wherein aforementioned display member comprises: display panel, and a pair of Polarizer that disposes with sandwiching aforementioned display panel,
The aforementioned first polarizing axis control member is integrally formed at an aforementioned side's aforementioned Polarizer.
16. image display device as claimed in claim 15, the wherein aforementioned first polarizing axis control member is integrally formed at the aforementioned Polarizer of the aforementioned second polarizing axis control member side that is disposed at aforementioned display member.
17. it is the order of the aforementioned second polarizing axis control member, the aforementioned first polarizing axis control member, aforementioned display member and aforementioned light source in regular turn that image display device as claimed in claim 1, wherein aforementioned display member, aforementioned light source, the aforementioned first polarizing axis control member and the aforementioned second polarizing axis control member are configured to by aforementioned observer's side.
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2005159373A JP4111206B2 (en) | 2005-05-31 | 2005-05-31 | Image display device |
| JP2005159342 | 2005-05-31 | ||
| JP2005159373 | 2005-05-31 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1873471A true CN1873471A (en) | 2006-12-06 |
| CN100412614C CN100412614C (en) | 2008-08-20 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB200610085075XA Expired - Fee Related CN100412614C (en) | 2005-05-31 | 2006-05-31 | Image display |
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| Country | Link |
|---|---|
| JP (1) | JP4111206B2 (en) |
| CN (1) | CN100412614C (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101938665A (en) * | 2009-06-26 | 2011-01-05 | 住友化学株式会社 | 3 d display device |
| CN101303456B (en) * | 2007-05-09 | 2011-05-11 | 精工爱普生株式会社 | Directive display |
| CN102540557A (en) * | 2010-12-10 | 2012-07-04 | 乐金显示有限公司 | Stereoscopic image display |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2011017825A (en) * | 2009-07-08 | 2011-01-27 | Seiko Epson Corp | Electrooptical device and electronic device |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2857429B2 (en) * | 1989-10-02 | 1999-02-17 | 日本放送協会 | Three-dimensional image display apparatus and method |
| JP3229824B2 (en) * | 1995-11-15 | 2001-11-19 | 三洋電機株式会社 | 3D image display device |
| JP2002296540A (en) * | 2001-03-29 | 2002-10-09 | Sanyo Electric Co Ltd | Stereoscopic image display device without spectacles |
| KR100540109B1 (en) * | 2003-02-06 | 2006-01-10 | 가부시끼가이샤 도시바 | Stereoscopic image display apparatus |
| JP2005018056A (en) * | 2003-06-04 | 2005-01-20 | Arisawa Mfg Co Ltd | Three-dimensional image display apparatus |
| JP2006284619A (en) * | 2005-03-31 | 2006-10-19 | Sanyo Epson Imaging Devices Corp | Image display apparatus |
-
2005
- 2005-05-31 JP JP2005159373A patent/JP4111206B2/en active Active
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2006
- 2006-05-31 CN CNB200610085075XA patent/CN100412614C/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101303456B (en) * | 2007-05-09 | 2011-05-11 | 精工爱普生株式会社 | Directive display |
| CN101938665A (en) * | 2009-06-26 | 2011-01-05 | 住友化学株式会社 | 3 d display device |
| CN102540557A (en) * | 2010-12-10 | 2012-07-04 | 乐金显示有限公司 | Stereoscopic image display |
| US8860895B2 (en) | 2010-12-10 | 2014-10-14 | Lg Display Co., Ltd. | Stereoscopic image display |
Also Published As
| Publication number | Publication date |
|---|---|
| CN100412614C (en) | 2008-08-20 |
| JP2006337496A (en) | 2006-12-14 |
| JP4111206B2 (en) | 2008-07-02 |
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