CN201293891Y - Liquid crystal display and liquid crystal display die set - Google Patents

Abstract

The utility model discloses a liquid crystal display, which comprises a liquid crystal display, and the liquid crystal display is provided with pixels for displaying images, and the pixels include three sub-pixels of red, green and blue, wherein the liquid crystal display further includes: The grating assembly on the liquid crystal display screen, the grating assembly is respectively provided with a light-shielding barrier and a light-transmitting slit for blocking and transmitting the pixels of the liquid crystal display screen, and the barrier and the slit are arranged so that The upper row of sub-pixels is shielded at intervals, and the adjacent next row of sub-pixels is staggered from the previous row and shielded at intervals. The utility model also discloses a liquid crystal display module, which includes a liquid crystal display with a liquid crystal display, and a backlight source module for providing light sources to the liquid crystal display. In the present invention, the barriers and slits of the grating assembly are arranged so that the user can watch the display effects of 2D and 3D in the same direction.

Description

A kind of LCD and liquid crystal display module

[technical field]

The utility model belongs to field of liquid crystal display, relates in particular to a kind of LCD and liquid crystal display module.

[background technology]

(3 Dimension, 3D) (Liquid Crystal Display LCD) generally designs according to principle of stereoscopic vision the LCD of display effect the three-dimensional that has that prior art provides.Wherein principle of stereoscopic vision be meant since two horizontally separated on two different positions, have aberration thereby make between two viewed subject image, human brain is felt three-dimensional scene by this aberration.According to principle of stereoscopic vision, if two width of cloth are shown by LCD in the synthetic back of image that diverse location is taken, adopt grating assembly that the pixel of LCD is optionally blocked, utilize optical principle to cause the vision difference of human eye, final people can see a width of cloth 3D rendering in a certain angular field of view of display screen.

Fig. 1 shows the pixel that existing grating assembly 11 blocks LCD12, forms the light path principle of 3D rendering at human eye.Wherein the pixel of LCD12 is by the pixel of two width of cloth in the synthetic image of the image that diverse location is taken.The pixel of 11 couples of LCD12 of grating assembly is carried out selectivity and is blocked, each pixel comprises RGB (Red Green Blue, RGB) three sub-pixels, the light of backlight 13 is after each pixel transmission, enter respectively by the light of the pixel transmission of parity column by the control of the barrier on the grating assembly 11 and slit and to be positioned at specific left eye 10, the right eye 10 ' of watching people a little, form sight equation, human brain is with the final 3D effect that produces in the synthetic back of the image information that receives.

Adopt the LCD display of this grating assembly, because the width of the barrier of grating assembly and slit is relevant with the LCD pixel size that is mated.But in order to block a complete pixel 20, when avoiding the user to watch 3D rendering because one or two sub-pixel among R, G, the B is only seen in the variation of human eye and LCD display relative position, so that the phenomenon that colour switching occurs, said method can only be fitted the slit direction of grating assembly when implementing perpendicular to the sub-pixel direction, as shown in Figure 2, differ 90 degree with regard to the viewing angle that has caused 3D rendering and 2D image like this, so that the user needs the anglec of rotation just can watch the own image seen of wishing, extremely inconvenience often.

[summary of the invention]

Technical problem to be solved in the utility model provides a kind of LCD, is intended to solve existing LCD with 3D Presentation Function when watching, the watching not in same angle of 3D rendering and 2D image, extremely inconvenient problem when watching.

The utility model is achieved through the following technical solutions:

A kind of LCD comprises LCDs, and described LCDs is provided with the pixel that is used for display image, and described pixel comprises three sub-pixels of RGB, and wherein, described LCD also comprises:

Be attached to the grating assembly on the described LCDs, described grating assembly is respectively arranged with and is used to block and the barrier of the shading of transflective liquid crystal display screen matrix and the slit of printing opacity, described barrier and slit are arranged to make on the lastrow sub-pixel of LCDs at interval and are blocked, and stagger with lastrow on adjacent next line sub-pixel and block at interval.

The utility model also provides a kind of liquid crystal display module, comprise LCD with LCDs, and the backlight source module that light source is provided to described LCD, described LCDs is provided with the pixel that is used for display image, described pixel comprises three sub-pixels of RGB, wherein, described LCD also comprises:

Be attached to the grating assembly on the described LCDs, described grating assembly is respectively arranged with and is used to block and the barrier of the shading of transflective liquid crystal display screen matrix and the slit of printing opacity, described barrier and slit are arranged to make on the lastrow sub-pixel of LCDs at interval and are blocked, and stagger with lastrow on adjacent next line sub-pixel and block at interval.

In the utility model, the barrier of grating assembly and slit are arranged to make on the lastrow sub-pixel of LCDs and are blocked at interval, on adjacent next line sub-pixel, stagger and block at interval with lastrow, its sub-pixel by neighbouring two row is formed new pixel, enter people's right and left eyes respectively by the slit of grating assembly and the light of barrier control LCDs sub-pixel transmission, right and left eyes forms sight equation, final human brain produces 3D effect with the synthetic back of the image information that receives, thereby makes the user can watch the display effect of 2D and 3D in same direction.

Feature of the present utility model and advantage will be elaborated in conjunction with the accompanying drawings by embodiment.

[description of drawings]

Fig. 1 is the grating assembly occluded pixels that provides of prior art forms 3D rendering at human eye a light path principle figure;

Fig. 2 is the grating assembly that provides of prior art and the laminating type synoptic diagram of LCDs;

Fig. 3 is the structural representation of the LCD that provides of the utility model embodiment;

Fig. 4 A is that the grating assembly that the utility model embodiment provides blocks the odd-numbered line sub-pixel forms 3D rendering at human eye light path principle figure;

Fig. 4 B is that the grating assembly that the utility model embodiment provides blocks the even number line sub-pixel forms 3D rendering at human eye light path principle figure;

Fig. 5 is the bar shaped grating that provides of the utility model embodiment and the laminating type synoptic diagram of LCDs;

Fig. 6 is the structural representation of the liquid crystal display module that provides of the utility model embodiment;

[embodiment]

In order to make the purpose of this utility model, technical scheme and advantage clearer,, the utility model is further elaborated below in conjunction with drawings and Examples.Should be appreciated that specific embodiment described herein only in order to explanation the utility model, and be not used in qualification the utility model.

In the utility model embodiment, the barrier of grating assembly and slit are arranged to make on the lastrow sub-pixel of LCDs and are blocked at interval, on adjacent next line sub-pixel, stagger and block at interval with lastrow, its sub-pixel by neighbouring two row is formed new pixel, enter people's right and left eyes respectively by the slit of grating assembly and the light of barrier control LCDs sub-pixel transmission, right and left eyes forms sight equation, and final human brain produces 3D effect with the synthetic back of the image information that receives.

Fig. 3 shows the structure of the LCD that the utility model provides, this LCD comprises by following polaroid 311, infrabasal plate 312, upper substrate 313, goes up the LCDs that is used for display image 31 that polaroid 314 is formed, and also comprises the grating assembly 32 that is attached on the LCDs 31.Wherein the barrier of grating assembly 32 and slit are arranged to make on the lastrow sub-pixel of LCDs at interval and are blocked, and stagger with lastrow on adjacent next line sub-pixel and block at interval, and its sub-pixels by neighbouring two row are formed new pixel.Thus, the barrier 321 of grating assembly 32 carries out selectivity with the sub-pixel on 322 pairs of LCDs of slit and blocks, the light of control LCDs sub-pixel transmission.

When Fig. 4 A and Fig. 4 B showed employing that the utility model embodiment provides LCD shown in Figure 3, grating fringe blocked the sub-pixel of LCDs, forms the light path principle figure of 3D rendering at human eye.Wherein, grating fringe carries out selectivity to the sub-pixel of LCDs and blocks.Grating fringe is made up of a plurality of grating fringes unit, and each grating fringe unit includes barrier and slit, and the width ratio of barrier and slit is 1: 1.Each grating fringe unit acts on 2 row sub-pixels of LCDs, be the 1 row sub-pixel of the barrier action of each grating fringe unit in LCDs, slit acts on 1 row sub-pixel of LCDs, and the width of the slit of grating fringe is less than the sub pixel width of LCD.

Seeing also Fig. 4 A is the odd-numbered line light path principle figure, left eye is seen all odd-numbered line even column sub-pixels, right eye is seen all odd-numbered line odd column sub-pixels, promptly the light of the G sub-pixel in first pixel, the R sub-pixel in second pixel, the B sub-pixel transmission in second pixel enters left eye, and the like; The light of the R sub-pixel in first pixel, the B sub-pixel in first pixel, the G sub-pixel transmission in second pixel enters right eye, and the like.

Seeing also Fig. 4 B is the even number line light path principle figure, left eye is seen all even number line odd column sub-pixels, right eye is seen all even number line even column sub-pixels, promptly the light of the R sub-pixel in first pixel, the B sub-pixel in first pixel, the G sub-pixel transmission in second pixel enters left eye, and the like; The light of the G sub-pixel in first pixel, the R sub-pixel in second pixel, the B sub-pixel transmission in second pixel enters right eye, and the like.

Wherein, the G sub-pixel that enters in the odd-numbered line in first pixel that enters right eye in R sub-pixel, the B sub-pixel in first pixel and the even number line in first pixel of right eye forms a new pixel, i.e. del pixel; The R sub-pixel, the B sub-pixel in second pixel that enter in the odd-numbered line in second pixel that enters right eye in G sub-pixel in second pixel of right eye and the even number line form a new pixel, i.e. equilateral triangle pixel.Thereby, enter the del pixel of right eye and first width of cloth image that the equilateral triangle pixel is used to show LCDs jointly.

In like manner, R sub-pixel, the B sub-pixel in first pixel that enters in the odd-numbered line in first pixel that enters left eye in G sub-pixel in first pixel of left eye and the even number line forms a new pixel, i.e. equilateral triangle pixel; The G sub-pixel that enters in the odd-numbered line in second pixel that enters left eye in R sub-pixel, the B sub-pixel in second pixel and the even number line in second pixel of left eye forms a new pixel, i.e. del pixel.Thereby, enter the del pixel of left eye and second width of cloth image that the equilateral triangle pixel is used to show LCDs jointly.Thereby left and right two the people form the image that two width of cloth have sight equation respectively, the final 3D effect that produces in the synthetic back of first, second width of cloth image information that human brain will receive.

Adopt above-mentioned LCD, make the user can watch the display effect of 2D and 3D in same direction.

Grating assembly and LCDs laminating type synoptic diagram that Fig. 5 provides for the utility model embodiment based on the light path principle shown in Fig. 4 A and Fig. 4 B.The pixel of LCDs is to be made of the pixel in two width of cloth images of taking at diverse location, the slit direction of bar shaped grating is parallel to the arrangement of subpixels direction of LCD and places, under the barrier and slit control of bar shaped grating, be arranged in LCDs first row the 1st, the 3rd row and second row the 2nd row, the 8th row in the 7th, the 9th row and second row in first row, three sub-pixels that 6n-4 lists in 6n-5, the 6n-3 row and second row in first row form a new pixel, i.e. del pixel; Be arranged in first row the 5th row and second row the 4th, the 6th row, the the 10th, the 12nd row in the 11st row and second row in first row, three sub-pixels that 6n-2,6n list in the 6n-1 row and second row in first row form a new pixel, it is the equilateral triangle pixel, the del pixel and the equilateral triangle pixel that form constitute first width of cloth image, i.e. dash area among Fig. 5, and wherein n is the natural number greater than 0.

In like manner, be arranged in LCDs first row the 2nd row and second row the 1st, the 3rd row, the 7th, the 9th row in the 8th row and second row in first row ... three sub-pixels that 6n-5,6n-3 list in the 6n-4 row and second row in first row form a new pixel, i.e. equilateral triangle pixel; Be arranged in first row the 4th, the 6th row and second row the 5th row, the 11st row in the 10th, the 12nd row and second row in first row, three sub-pixels that 6n-1 lists in 6n-2, the 6n row and second row in first row form a new pixel, it is the del pixel, the equilateral triangle pixel and the del pixel that form constitute second width of cloth image, i.e. non-shaded portion among Fig. 5, and wherein n is the natural number greater than 0.

Like this, under the control of strip light grid screen barrier and slit, described first width of cloth image and second width of cloth image form sight equation in two of people, and human brain is with the final 3D effect that produces in the synthetic back of the image information that receives.

Fig. 6 shows the structure of the liquid crystal display module that the utility model embodiment provides, and for convenience of description, only shows the part relevant with the utility model embodiment.

This liquid crystal display module comprises by following polaroid 611, infrabasal plate 612, upper substrate 613, goes up the LCDs that is used for display image 61 that polaroid 614 is formed, and is arranged on the grating assembly 62 of polaroid 614 upper surfaces and the backlight source module 63 of following polaroid 611 lower surfaces.Wherein infrabasal plate 612 and upper substrate 613 are cohered by fluid sealant and form, and inside is filled with liquid crystal.Grating assembly 62 can display line fabric width degree with linear slit width ratio be 1: 1 pattern, the wire spoke width is less than the width of the sub-pixel of LCDs 61, LCDs 61 and grating assembly 62 cohere by double faced adhesive tape, and when the user need watch 3D rendering, grating assembly 62 was shown.For the consideration of aligning accuracy between the sub-pixel of the display pattern of grating assembly 62 and LCDs 61, on the substrate of grating assembly 62 and LCDs 61 all design register guide (MARK) is arranged, discern the contraposition assembling automatically by high precision equipment.Backlight source module 63 provides light source for LCDs 61.

Among the utility model embodiment, can adopt to have to hide saturating alternate bar shaped lenticular lenses as grating assembly, also can adopt a black-and-white crystal display screen as grating assembly to generate grating fringe.Grating fringe can be selected one and show or do not show, when showing, and can positivity or negativity demonstration.Wherein having saturating alternate bar shaped lenticular lenses of screening or black-and-white crystal display screen adopts double faced adhesive tape to be attached at LCDs.Concrete adopt the bar shaped lenticular lenses still be the black-and-white crystal display screen as grating assembly, its method for making belongs to the common practise of wanting this area, does not repeat them here.

In the utility model embodiment, by synthesizing piece image at two width of cloth images that diverse location is taken and showing in LCDs, width ratio by design barrier and slit is 1: 1 a grating assembly, and design the sub-pixel that this grating assembly only acts on LCD, simultaneously grating assembly being parallel to LCD arrangement of subpixels direction places, the barrier of grating assembly and slit are arranged to make on the lastrow sub-pixel of LCDs and are blocked at interval, on adjacent next line sub-pixel, stagger and block at interval with lastrow, its sub-pixel by neighbouring two row is formed new pixel, enter people's right and left eyes respectively by the slit of grating assembly and the light of barrier control LCDs sub-pixel transmission, right and left eyes forms sight equation, and final human brain produces 3D effect with the synthetic back of the image information that receives.Therefore, the user can watch 2D and 3D rendering and don't the change color phenomenon can occur in same direction.

The above only is preferred embodiment of the present utility model; not in order to restriction the utility model; all any modifications of within spirit of the present utility model and principle, being done, be equal to and replace and improvement etc., all should be included within the protection domain of the present utility model.

Claims (8)

1. A liquid crystal display, comprising a liquid crystal display, said liquid crystal display is provided with pixels for displaying images, said pixel comprises three sub-pixels of red, green and blue, it is characterized in that said liquid crystal display also comprises: A grating assembly attached to the liquid crystal display, the grating assembly is respectively provided with a light-shielding barrier and a light-transmitting slit for blocking and transmitting the pixels of the liquid crystal display, and the barrier and the slit are arranged so that the liquid crystal The sub-pixels in the upper row of the display screen are shielded at intervals, and the sub-pixels in the next adjacent row are staggered from the previous row and shielded at intervals. 2. The liquid crystal display according to claim 1, wherein the shielding range of the barrier of the grating assembly is one sub-pixel, and the light transmission range of the slit is one sub-pixel. 3. The liquid crystal display as claimed in claim 1, characterized in that, The three sub-pixels on the 6n-5, 6n-3 columns in the first row of the liquid crystal display and the 6n-4 columns in the second row form a new pixel, that is, an inverted triangle pixel. The three sub-pixels on the 6n-2 and 6nth columns in the 6n-1 column and the second row form a new pixel, that is, a regular triangle pixel, and the formed inverted triangle pixel and regular triangle pixel form the first image, and the grating The component's barrier is set so that it is blocked on the first image; The three sub-pixels on columns 6n-4 in the first row of the liquid crystal display and columns 6n-5 and 6n-3 in the second row form a new pixel, that is, a regular triangle pixel, and the sub-pixels in the first row 6n-2, the 6nth column and the three sub-pixels on the 6n-1th column in the second row form a new pixel, that is, an inverted triangle pixel, and the formed regular triangle pixel and inverted triangle pixel form a second image, the the slits of the grating assembly are arranged to transmit light on the second image; Wherein, n is a natural number greater than 0. 4. The liquid crystal display according to any one of claims 1-3, wherein the grating component is a striped grating sheet with opaque and transparent layers or a black and white liquid crystal display. 5. A liquid crystal display module, comprising a liquid crystal display with a liquid crystal display, and a backlight module that provides a light source for the liquid crystal display, the liquid crystal display is provided with pixels for displaying images, and the pixels contain red The three sub-pixels of green and blue are characterized in that the liquid crystal display also includes: A grating assembly attached to the liquid crystal display, the grating assembly is respectively provided with a light-shielding barrier and a light-transmitting slit for blocking and transmitting the pixels of the liquid crystal display, and the barrier and the slit are arranged so that the liquid crystal The sub-pixels in the upper row of the display screen are shielded at intervals, and the sub-pixels in the next adjacent row are staggered from the previous row and shielded at intervals. 6. The liquid crystal display module according to claim 5, wherein the shielding range of the barrier of the grating component is one sub-pixel, and the light transmission range of the slit is one sub-pixel. 7. The liquid crystal display module according to claim 5, characterized in that, The three sub-pixels on the 6n-5, 6n-3 columns in the first row of the liquid crystal display and the 6n-4 columns in the second row form a new pixel, that is, an inverted triangle pixel. The three sub-pixels on the 6n-2 and 6nth columns in the 6n-1 column and the second row form a new pixel, that is, a regular triangle pixel, and the formed inverted triangle pixel and regular triangle pixel form the first image, and the grating The component's barrier is set so that it is blocked on the first image; The three sub-pixels on columns 6n-4 in the first row of the liquid crystal display and columns 6n-5 and 6n-3 in the second row form a new pixel, that is, a regular triangle pixel, and the sub-pixels in the first row 6n-2, the 6nth column and the three sub-pixels on the 6n-1th column in the second row form a new pixel, that is, an inverted triangle pixel, and the formed regular triangle pixel and inverted triangle pixel form a second image, the the slits of the grating assembly are arranged to transmit light on the second image; Wherein, n is a natural number greater than 0. 8. The liquid crystal display module according to any one of claims 5-7, wherein the grating component is a striped grating sheet with opaque and transparent layers or a black and white liquid crystal display.

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