CN202330954U - Double-field-of-view liquid crystal display and double-field-of-view electroluminescent display - Google Patents
Double-field-of-view liquid crystal display and double-field-of-view electroluminescent display Download PDFInfo
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Abstract
The utility model discloses a double-field-of-view liquid crystal display and a double-field-of-view electroluminescent display, relates to the field of displays, and aims to effectively enlarge a maximum viewing angle of a double-field-of-view display and simultaneously reduce a crosstalk angle. The double-field-of-view liquid crystal display comprises a color film substrate and an array substrate arranged opposite to the color film substrate. A double-field-of-view grating is arranged on one side of the color film substrate or the array substrate. Grid lines are arranged on the array substrate, and data lines are arranged vertical to the grid lines. A plurality of sub-pixel units are formed on the array substrate. The data lines providing data signals for two adjacent columns of sub-pixel units are in mirror symmetry about the center of a center point connecting line of the two adjacent columns of sub-pixel units. A black matrix is arranged on an area outside a display area corresponding to the sub-pixel units on the color film substrate. The double-field-of-view liquid crystal display and the double-field-of-view electroluminescent display can be applied in the field of double-field-of-view displays.
Description
Technical field
The utility model relates to the display technology field, relates in particular to a kind of double-view field LCD and double-view field electroluminescent display.
Background technology
The double-view field display can demonstrate pictures different on same display screen, and shows the beholder on the display left side and the right respectively.
Fig. 1 is a kind of structure diagram of using the double-view field display of parallax baffle technology of prior art; In conjunction with illustrated in figures 1 and 2; This double-view field display comprises display unit 1, comprises a plurality of sub-pixs unit 2 in the display unit 1, and the top of display unit 1 is provided with slit grating 3; Slit grating 3 is optical device of periodic arrangement transparent stripe and shading striped, and the grating fringe direction is vertical or angled with beholder's eyes line.Be in the beholder of left vision area on the display left side, see through slit grating and only see the one part of pixel on the display unit, in like manner, and be in the observer of right vision area on display the right, see through slit grating and only see the other one part of pixel on the display unit.Can see in the pixel that pixel and right beholder can see that left beholder the signal of input different pictures has just been realized the effect of double vision.And be in the beholder of crosstalk zone, because the relation of crosstalking can't be seen picture clearly.Wherein, angle θ is called the maximum visual angle, and angle η is referred to as the angle of crosstalking.
Maximum visual angle θ is big more, and the angle of crosstalking η is more little, the display performance of expression double-view field display is good more, therefore, the maximum visual angle that how to increase the double-view field display angle that reduces simultaneously to crosstalk is the problem that needs solve.
The utility model content
The embodiment of the utility model provides a kind of double-view field LCD and double-view field electroluminescent display, can effectively increase the maximum visual angle and reduce the angle of crosstalking simultaneously.
For achieving the above object, the embodiment of the utility model adopts following technical scheme:
A kind of double-view field LCD comprises:
Color membrane substrates and the array base palte that box is provided with said color membrane substrates; Wherein, a side of said color membrane substrates or array base palte is provided with the double vision grating, and said array base palte is provided with grid line; Be provided with data line perpendicular to said grid line, be formed with a plurality of sub-pixs unit on the said array base palte;
The said sub-pix of the two row unit that is respectively adjacent provides the data line of data-signal; Center with respect to the central point line of the said sub-pix of said adjacent two row unit is the mirror image symmetry, has two data lines or does not have data line thereby make between the adjacent said sub-pix unit of per two row;
Be provided with black matrix corresponding to the zone beyond the viewing area of said sub-pix unit on the said color membrane substrates;
Said double vision grating comprises the transparent stripe and the shading striped of alternate setting; Said transparent stripe is provided with corresponding to the zone that has two data lines between the two adjacent row sub-pix unit, and said shading striped is provided with corresponding to the zone that does not have data line between the two adjacent row sub-pix unit.
A kind of double-view field electroluminescent display comprises array base palte, and said array base palte is provided with electroluminescent material layer; Said electroluminescent material layer is provided with encapsulated layer; Wherein, a side of said array base palte or encapsulated layer is provided with the double vision grating, and said array base palte is provided with grid line; Be provided with data line perpendicular to said grid line, be formed with a plurality of sub-pixs unit on the said array base palte;
The said sub-pix of the two row unit that is respectively adjacent provides the data line of data-signal; Center with respect to the central point line of the said sub-pix of said adjacent two row unit is the mirror image symmetry, has two data lines or does not have data line thereby make between the adjacent said sub-pix unit of per two row;
Said double vision grating comprises the transparent stripe and the shading striped of alternate setting; Said transparent stripe is provided with corresponding to the zone that has two data lines between the two adjacent row sub-pix unit, and said shading striped is provided with corresponding to the zone that does not have data line between the two adjacent row sub-pix unit.
The double-view field LCD that the utility model embodiment provides, double-view field electroluminescent display and array base palte; Compare with prior art; Through changing the set-up mode of sub-pix unit and data line; The maximum visual angle that can effectively increase display reduces the angle of crosstalking simultaneously, thereby significantly improves the display performance of display.
Description of drawings
In order to be illustrated more clearly in the utility model embodiment or technical scheme of the prior art; To do one to the accompanying drawing of required use in embodiment or the description of the Prior Art below introduces simply; Obviously, the accompanying drawing in describing below is some embodiment of the utility model, for those of ordinary skills; Under the prerequisite of not paying creative work property, can also obtain other accompanying drawing according to these accompanying drawings.
Fig. 1 is the structural representation of double-view field LCD in the prior art;
Fig. 2 is the principle of work synoptic diagram of double-view field LCD in the prior art;
Fig. 3 is the side structure synoptic diagram of the double-view field LCD of the utility model embodiment;
Fig. 4 is the planar structure synoptic diagram of the array base palte of double-view field LCD shown in Figure 3;
Fig. 5 is the side structure synoptic diagram of the color membrane substrates of double-view field LCD shown in Figure 3;
Fig. 6 a is the principle of work synoptic diagram of double-view field LCD of the prior art;
Fig. 6 b is the principle of work synoptic diagram of double-view field LCD shown in Figure 3.
Embodiment
Be described in detail below in conjunction with the double-view field LCD and the double-view field electroluminescent display of accompanying drawing the utility model embodiment.
Should be clear and definite, described embodiment only is a part of embodiment of the utility model, rather than whole embodiment.Based on the embodiment in the utility model, those of ordinary skills are not making all other embodiment that obtained under the creative work prerequisite, all belong to the scope of the utility model protection.
To shown in Figure 5, the double-view field LCD that the utility model embodiment provides comprises in conjunction with Fig. 3:
In the present embodiment, the side away from array base palte 20 of color membrane substrates 10 is provided with double vision grating 3, but the utility model is not limited thereto, and the double vision grating can be arranged on a side of color membrane substrates, also can be arranged on a side of array base palte;
The double-view field LCD that the utility model embodiment provides; On array base palte 20; The two row sub-pix unit 2 that are respectively adjacent provide the data line 22 of data-signal; Center with respect to the central point line of these two adjacent row sub-pix unit 2 is the mirror image symmetry, has two data lines 22 or does not have data line 22 thereby make between the adjacent sub-pix unit 2 of per two row.
As shown in Figure 4, for example above-mentioned " mirror image symmetry " described below:
Need to prove; The first sub-pix unit 2-1, the second sub-pix unit 2-2 and Sanya pixel cell 2-3 are merely the description needs; Do not refer in particular to certain the sub-pix unit on the array base palte 10, satisfy the sub-pix unit of the set-up mode of the above-mentioned said first sub-pix unit 2-1, the second sub-pix unit 2-2 and Sanya pixel cell 2-3 on the general reference array base palte 10 arbitrarily;
Wherein, be that the first sub-pix unit 2-1 provides the data line 22-1 of data-signal to be positioned at the side away from the second sub-pix unit 2-2 of the first sub-pix unit 2-1;
Be the second sub-pix unit 2-2 provide the data line 22-2 of data-signal be positioned at the second sub-pix unit 2-2 away from the first sub-pix unit 2-1, promptly near the side of Sanya pixel cell 2-3;
And be that Sanya pixel cell 2-3 provides the data line 22-3 of data-signal to be positioned at the side of Sanya pixel cell 2-3 near the second sub-pix unit 2-2;
The first sub-pix unit 2-1 and the second sub-pix unit 2-2 do not have data line between the two; Promptly be direct neighbor, data line 22-1 and 22-2 are the mirror image symmetry with respect to the center A of the central point line of the first sub-pix unit 2-1 and the second sub-pix unit 2-2;
The second sub-pix unit 2-2 and Sanya pixel cell 2-3 have data line 22-2 and two data lines of 22-3 between the two; Promptly be interval data line 22-2 and 22-3 and adjacent, data line 22-2 and 22-3 are the mirror image symmetry with respect to the center B of the central point line of the second sub-pix unit 2-2 and Sanya pixel cell 2-3;
In order to cooperate the setting of array base palte 20; Of Fig. 5; Be provided with black matrix 40 corresponding to the zone outside the viewing area of sub-pix unit 2 on the color membrane substrates 10; For example, black matrix 40-1 is corresponding to the zone between the first sub-pix unit 2-1 and the second sub-pix unit 2-2, and black matrix 40-2 is corresponding to the zone between the second sub-pix unit 2-2 and the Sanya pixel cell 2-3.
In the present embodiment; As shown in Figure 3; Double vision grating 3 is a slit grating, comprises the transparent stripe 31 of alternate setting and the slit grating of shading striped 32 alternate settings, wherein; Transparent stripe 31 is provided with corresponding to the zone that has two data lines between the two adjacent row sub-pix unit 2, and shading striped 32 is provided with corresponding to the zone that does not have data line between the two adjacent row sub-pix unit 2.
Need to prove, according to the double vision principle of design, preferred; In the inside of array base palte 20, transparent stripe 31 is corresponding with it, and the zone with two data lines is the center line alignment; Simultaneously, shading striped 32 zone corresponding with it, that do not have data line also is that center line aligns; And at the edge of array base palte 30, trickle skew can take place, trickle skew can take place by center line corresponding and corresponding region separately in the center line of shading striped 32 and transparent stripe 31.
In the prior art; In the array base palte of double-view field LCD; For providing the data line of data-signal, each sub-pix unit all is arranged on the same side of each sub-pix unit; Be to be provided with a data line between each adjacent sub-pix unit, the distance between each adjacent sub-pix unit is identical, that is to say that the sub-pix unit is equally distributed;
And the double-view field LCD that the utility model embodiment provides; The mode of data line 22 " mirror image distribution "; Be equivalent to that data line between the first sub-pix unit 2-1 that the second sub-pix unit 2-2 in the above-mentioned prior art is adjacent with its forward direction is transferred to the second sub-pix unit 2-2 and thereafter between adjacent Sanya pixel cell 2-3; Make the second sub-pix unit 2-2 and the first sub-pix unit 2-1 direct neighbor, and with Sanya pixel cell 2-3 two data lines 22 and adjacent at interval.
In not changing above-mentioned prior art under the prerequisite of display sizes and pixel; Compared with prior art; The utility model embodiment has been equivalent to reduce the distance between the second sub-pix unit 2-2 and the first sub-pix unit 2-1; And increased the distance between the second sub-pix unit 2-2 and the Sanya pixel cell 2-3; Make less between the sub-pix unit 2-1 and the second sub-pix unit 2-2 of winning apart from x, and comparing greatly than x apart from n between the second sub-pix unit 2-2 and the Sanya pixel cell 2-3.
In an embodiment of the utility model, n is 10 to 50 microns, and x is 2 to 10 microns, and for example, n is 36 microns, and x is 4 microns.Need to prove that in the utility model, the concrete length of n and x is not limit, because the influence of the manufacture craft of array base palte, under the accurate condition of technology, n and x can accomplish narrower.In addition, for the double-view field LCD of different size, n can be different with x.
Concrete, in order compared with prior art not change display sizes and pixel, be m as if the distance between the sub-pix unit adjacent in the prior art, n can be set to smaller or equal to 2m, and x can be set to 2m-n.
And because different apart from n apart between x and the second sub-pix unit 2-2 and the Sanya pixel cell 2-3 between the first sub-pix unit 2-1 and the second sub-pix unit 2-2, therefore, the width of deceiving matrix 40-1 and 40-2 is different, corresponding with x and n respectively.
The double-view field LCD that the utility model embodiment provides; Changed the equally distributed mode of prior art Central Asia pixel cell; Promptly changed the mode of printing opacity in the prior art; Compare with prior art, the maximum visual angle that can effectively increase the double-view field LCD reduces the angle of crosstalking simultaneously, thereby significantly improves the display performance of double-view field LCD.
Need to prove; Fig. 4 and shown in Figure 5 only is respectively the array base palte 20 of the double-view field LCD that the utility model embodiment provides and the part of color membrane substrates 10; It is understandable that; In fact, the array base palte and the color membrane substrates of the double-view field LCD that provides of the utility model embodiment comprise at least one Fig. 4 and part shown in Figure 5 respectively.
In the common in the prior art double-view field LCD; Shown in Fig. 6 a; Between the adjacent sub-pix unit 2 is 20 microns apart from m, and the width p of sub-pix unit 2 is 50 microns, and the distance h between array base palte 20 and the double vision grating 3 is 100 microns; The width a of the transparent stripe 31 of double vision grating 3 is 40um, then:
Maximum visual angle θ is:
The angle of crosstalking η is:
In an embodiment of the utility model; Shown in Fig. 6 b, wherein, display sizes is identical with the size and the pixel of prior art shown in Fig. 6 a with pixel; The width p that is sub-pix unit 2 is 50 microns; Distance h between array base palte 20 and the double vision grating 3 is 100 microns, and the width a of the transparent stripe 31 of double vision grating 3 is 40um, but between the second sub-pix unit 2-2 and the Sanya pixel cell 2-3 is 36 microns apart from n; Between the first sub-pix unit 2-1 and the second sub-pix unit 2-2 is the 2m-n=4 micron apart from x, then:
Maximum visual angle θ is:
The angle of crosstalking η is:
By on can know; The double-view field LCD that the utility model embodiment provides; Under same display size and pixel; Compare with prior art, the maximum visual angle that can effectively increase the double-view field LCD reduces the angle of crosstalking simultaneously, thereby significantly improves the display performance of double-view field LCD.
Need to prove that more than calculating is a kind of Theoretical Calculation of simplification, for the beneficial effect that proves the utility model embodiment provides reference.
Accordingly; The utility model also provides a kind of double-view field electroluminescence (EL; Electroluminescent) display, itself and double-view field liquid crystal display device structure are slightly had any different, and comprise array base palte; Said array base palte is provided with electroluminescent material layer, and said electroluminescent material layer is provided with encapsulated layer.
Wherein, a side of said array base palte or encapsulated layer is provided with the double vision grating; Said array base palte is provided with grid line; Be provided with data line perpendicular to said grid line; Be formed with a plurality of sub-pixs unit on the said array base palte; Be respectively the said sub-pix of adjacent two row unit the data line of data-signal is provided, be the mirror image symmetry, have two data lines or do not have data line thereby make between the adjacent said sub-pix unit of per two row with respect to the center of the central point line of the said adjacent said sub-pix of two row unit;
Said double vision grating comprises the transparent stripe and the shading striped of alternate setting; Said transparent stripe is provided with corresponding to the zone that has two data lines between the two adjacent row sub-pix unit, and said shading striped is provided with corresponding to the zone that does not have data line between the two adjacent row sub-pix unit.
It is understandable that; The double-view field electroluminescent display that the utility model embodiment offers; Said array base palte can adopt any one array base palte among aforementioned the utility model embodiment and principle is identical with said double-view field LCD; Preamble is described in detail, repeats no more here.
The double-view field electroluminescent display that the utility model embodiment provides; Compare with prior art; Through changing the set-up mode of sub-pix unit and data line, the maximum visual angle that can effectively increase display reduces the angle of crosstalking simultaneously, thereby significantly improves the display performance of display.
The above; Be merely the embodiment of the utility model; But the protection domain of the utility model is not limited thereto; Any technician who is familiar with the present technique field can expect changing or replacement in the technical scope that the utility model discloses easily, all should be encompassed within the protection domain of the utility model.Therefore, the protection domain of the utility model should be as the criterion with the protection domain of said claim.
Claims (6)
1. a double-view field LCD comprises color membrane substrates and the array base palte that box is provided with said color membrane substrates, wherein; One side of said color membrane substrates or array base palte is provided with the double vision grating; Said array base palte is provided with grid line, is provided with data line perpendicular to said grid line, is formed with a plurality of sub-pixs unit on the said array base palte; It is characterized in that
The said sub-pix of the two row unit that is respectively adjacent provides the data line of data-signal; Center with respect to the central point line of the said sub-pix of said adjacent two row unit is the mirror image symmetry, has two data lines or does not have data line thereby make between the adjacent said sub-pix unit of per two row;
Be provided with black matrix corresponding to the zone beyond the viewing area of said sub-pix unit on the said color membrane substrates;
Said double vision grating comprises the transparent stripe and the shading striped of alternate setting; Said transparent stripe is provided with corresponding to the zone that has two data lines between the two adjacent row sub-pix unit, and said shading striped is provided with corresponding to the zone that does not have data line between the two adjacent row sub-pix unit.
2. double-view field LCD according to claim 1 is characterized in that, said sub-pix unit comprises the first adjacent successively sub-pix unit, second sub-pix unit and the Sanya pixel cell;
For the said first sub-pix unit provides the side away from said second sub-pix unit of the said data line bit of data-signal in the said first sub-pix unit;
For the said second sub-pix unit provides the side away from said first sub-pix unit of the said data line bit of data-signal in the said second sub-pix unit;
Side near the said second sub-pix unit of said data line bit pixel cell in said Sanya of data-signal is provided for said Sanya pixel cell;
Distance between said first sub-pix unit and the said second sub-pix unit is 2 to 10 microns;
Distance between said second sub-pix unit and the said Sanya pixel cell is 10 to 50 microns.
3. double-view field LCD according to claim 2 is characterized in that,
Distance between said first sub-pix unit and the said second sub-pix unit is 4 microns;
Distance between said second sub-pix unit and the said Sanya pixel cell is 36 microns.
4. a double-view field electroluminescent display comprises array base palte, and said array base palte is provided with electroluminescent material layer; Said electroluminescent material layer is provided with encapsulated layer, and wherein, a side of said array base palte or encapsulated layer is provided with the double vision grating; Said array base palte is provided with grid line, is provided with data line perpendicular to said grid line, is formed with a plurality of sub-pixs unit on the said array base palte; It is characterized in that
The said sub-pix of the two row unit that is respectively adjacent provides the data line of data-signal; Center with respect to the central point line of the said sub-pix of said adjacent two row unit is the mirror image symmetry, has two data lines or does not have data line thereby make between the adjacent said sub-pix unit of per two row;
Said double vision grating comprises the transparent stripe and the shading striped of alternate setting; Said transparent stripe is provided with corresponding to the zone that has two data lines between the two adjacent row sub-pix unit, and said shading striped is provided with corresponding to the zone that does not have data line between the two adjacent row sub-pix unit.
5. double-view field electroluminescent display according to claim 4 is characterized in that, said sub-pix unit comprises the first adjacent successively sub-pix unit, second sub-pix unit and the Sanya pixel cell;
For the said first sub-pix unit provides the side away from said second sub-pix unit of the said data line bit of data-signal in the said first sub-pix unit;
For the said second sub-pix unit provides the side away from said first sub-pix unit of the said data line bit of data-signal in the said second sub-pix unit;
Side near the said second sub-pix unit of said data line bit pixel cell in said Sanya of data-signal is provided for said Sanya pixel cell;
Distance between said first sub-pix unit and the said second sub-pix unit is 2 to 10 microns;
Distance between said second sub-pix unit and the said Sanya pixel cell is 10 to 50 microns.
6. double-view field electroluminescent display according to claim 5 is characterized in that,
Distance between said first sub-pix unit and the said second sub-pix unit is 4 microns;
Distance between said second sub-pix unit and the said Sanya pixel cell is 36 microns.
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| Application Number | Priority Date | Filing Date | Title |
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| CN2011204713118U CN202330954U (en) | 2011-11-23 | 2011-11-23 | Double-field-of-view liquid crystal display and double-field-of-view electroluminescent display |
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| Application Number | Priority Date | Filing Date | Title |
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| CN2011204713118U CN202330954U (en) | 2011-11-23 | 2011-11-23 | Double-field-of-view liquid crystal display and double-field-of-view electroluminescent display |
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