CN101201515B - Liquid crystal display element and pixel structure - Google Patents
Liquid crystal display element and pixel structure Download PDFInfo
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- CN101201515B CN101201515B CN2007101600027A CN200710160002A CN101201515B CN 101201515 B CN101201515 B CN 101201515B CN 2007101600027 A CN2007101600027 A CN 2007101600027A CN 200710160002 A CN200710160002 A CN 200710160002A CN 101201515 B CN101201515 B CN 101201515B
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Abstract
The invention relates to a liquid crystal display component and a pixel structure. The liquid crystal display component comprises a first pixel electrode and a second pixel electrode, both of which are respectively arranged in a first pixel area and a second pixel area, moreover, the first pixel area and the second pixel area are adjacent to each other; the first pixel electrode and the second pixel electrode are respectively provided with at least two display fields which are arranged on the left side and the right side; the liquid crystal display component also comprises a first data signalwire and a second data signal wire and the first data signal wire is arranged below the common border of the two display fields of the first pixel electrode and the second pixel electrode, moreover, the second data signal wire is arranged below the edges of the first pixel electrode and the second pixel electrode; the liquid crystal display component comprises a grid signal wire arranged between the first pixel area and the second pixel area, a first transistor and a second transistor; the first pixel electrode is controlled by the grid signal wire and the first data signal wire through the first transistor and the second pixel electrode is controlled by the grid signal wire and the second data signal wire through the second transistor. The invention decreases vertical crosstalk of pixel and also can maintain the permeability of pixel.
Description
Technical field
The invention relates to a kind of liquid crystal display cells and dot structure, and particularly reduce vertical crosstalk effect, and have the dot structure of the liquid crystal display cells of high penetrating power about a kind of.
Background technology
Since portable product (portable product) as PDA(Personal Digital Assistant), mobile phone (cellular phone) and even, the consumption market of the large-sized projection TV of projector grows up fast, (Liqiuid Crystal Display, demand LCD) is also increasing for liquid crystal display cells.More and more consumers require the image display screen of these portable products or projection TV can present perfect display effect.And for manufacturer, how to promote the product yields, make the product mass-energy of product meet consumer's requirement, one of important consideration key element when also being the design display element.
Fig. 1 illustrates a kind of rough schematic of traditional liquid crystal display cells pixel design.The liquid crystal display cells pixel design of Fig. 1 mainly is the data signal line that order is positioned at the pixel region both sides originally, present then walk at the inboard of each pixel region and be positioned at transparency electrode (ITO) below (promptly dropping on penetrating region), to reach an effect of changing (dot conversion).
Please refer to Fig. 1, liquid crystal display cells 10 has a plurality of signal lines (Gate Line) (GL
i, GL
I+1, GL
I+2, i is a positive integer) and a plurality of data signal lines (Data Line) (DL
j, DL
J+1, DL
J+2, DL
J+3, j is a positive integer) intersect vertically with the form of array, to define a plurality of pixel regions, each pixel region comprises a left side time pixel region 11a and right time pixel region 11b.Data signal line then drops on a left side time pixel region 11a of each pixel region and the inboard of right time pixel region 11b respectively, and is positioned at the below of transparency electrode (ITO).When described these pixel regions of liquid crystal display cells 10 are driven, if data signal line DL
j, DL
J+1, DL
J+2, DL
J+3The data voltage polarity of (j is a positive integer) input is respectively positive polarity, negative polarity, positive polarity, negative polarity ... the time, then a left side time pixel region 11a in each pixel region and right time pixel region 11b then are transfused to the voltage of opposite polarity.
Yet pixel design as shown in Figure 1 has many defectives and produces.As data signal line DL
j, DL
J+1Provide signal to being positioned at data signal line DL
j, DL
J+1Between and signal line GL
iThe pixel region of top, but when not driving the pixel region of below vicinity, because data signal line and the capacity coupled effect of transparency electrode, the pixel region that this piece is not driven originally also can be subjected to the influence that the neighborhood pixels district drives, and cause the problem of vertical cross-talk (vertical crosstalk), moreover data signal line drops on the pixel design in the penetrating region, also can sacrifice aperture opening ratio, penetrance is descended.
Therefore, how to produce high-quality liquid crystal display cells, comprise the vertical cross-talk that reduces pixel, can be maintained the penetrance of pixel again, and also can make the display element of making be difficult for that short circuit problem is arranged (if for example data signal line is too approaching, the easy more metal line bridging that occurs on processing procedure), make manufacturing process have high yield, the emphasis that need consider when being research and development.
Summary of the invention
In view of this, purpose of the present invention is providing a kind of liquid crystal display cells exactly, not only can reduce the vertical cross-talk of pixel, can be maintained the penetrance and the visual angle symmetry of pixel again, make and make element and have high-quality, its pixel design also makes the anxiety of no metal line bridging in the manufacture process, and makes manufacturing process have the rate of good quality rate.
According to purpose of the present invention, a kind of liquid crystal display cells is proposed, have a plurality of signal lines and a plurality of data signal lines and intersect vertically with the form of array, to define a plurality of pixel regions, each pixel region comprises:
One pixel region and a pixel region for the second time for the first time, has pixel electrode and a pixel electrode for the second time for the first time respectively, and described first time pixel electrode and described second time pixel electrode have at least two display fields (domains) respectively, arrange about described at least two viewing areas are;
One first data signal line and one second data signal line, described first data signal line be disposed at described first time pixel electrode and described second time pixel electrode the boundary of described two display fields, described second data signal line is disposed at the edge of described pixel region;
One signal line is between described second time pixel region and described first time pixel region;
One the first transistor and a transistor seconds, and described first time pixel electrode and described second time pixel electrode be subjected to the control of described first data signal line and described second data signal line respectively by described the first transistor and described transistor seconds.
According to purpose of the present invention, reintroduce a kind of liquid crystal display cells, having a plurality of signal lines (Gate Line) intersects vertically with the form of a plurality of data signal lines (Data Line) with array, to define a plurality of pixel regions, per two adjacent pixel regions are formed a pixel cell, and each pixel cell comprises:
One first pixel region comprises:
One pixel region and a pixel region for the second time for the first time, has pixel electrode and a pixel electrode for the second time for the first time respectively, and described first time pixel electrode and described second time pixel electrode have at least two display fields (domains) respectively, arrange about described at least two viewing areas are;
One first data signal line and one second data signal line, described first data signal line be disposed at described first time pixel electrode and described second time pixel electrode the boundary of described two display fields, described second data signal line is disposed at the edge of described first pixel region;
One signal line is between described second time pixel electrode and described first time pixel electrode;
One the first transistor and a transistor seconds, and described first time pixel electrode and described second time pixel electrode be subjected to the control of described first data signal line and described second data signal line respectively by described the first transistor and described transistor seconds; With
One second pixel region comprises:
One pixel region and one the 4th pixel region for the third time, have pixel electrode and one the 4th pixel electrode for the third time respectively, and described pixel electrode for the third time and described the 4th pixel electrode have respectively be positioned at about at least two display fields (domains) of two sides;
One the 3rd data signal line and one the 4th data signal line, described the 3rd data signal line is disposed at the boundary of described two display fields of described pixel electrode for the third time and described the 4th pixel electrode, and described the 4th data signal line is disposed at the edge of described second pixel region; With
One the 3rd transistor and one the 4th transistor, described signal line, between described pixel electrode for the third time and described the 4th pixel electrode, and described the 4th pixel electrode and described pixel electrode for the third time are subjected to the control of described the 3rd data signal line and described the 4th data signal line respectively by described the 3rd transistor and described the 4th transistor.
According to purpose of the present invention, a kind of liquid crystal display pixel structure is proposed again, comprising:
One pixel electrode and a pixel electrode for the second time for the first time, lay respectively at adjacent one pixel region and for the second time in the pixel region for the first time, described first time pixel electrode and described second time pixel electrode have at least two display fields (domains) respectively, arrange about described at least two viewing areas are;
One first data signal line and one second data signal line, described first data signal line be disposed at described first time pixel electrode and described second time pixel electrode the below, boundary of described two display fields, described second data signal line be disposed at described first time pixel electrode and described second time pixel electrode the below, edge;
One signal line is between described second time pixel region and described first time pixel region; With
One the first transistor and a transistor seconds, described first time, pixel electrode was subjected to the control of described signal line and described first data signal line by described the first transistor, and described second time, pixel electrode was subjected to the control of described signal line and described second data signal line by described transistor seconds.
Liquid crystal display cells provided by the invention can reduce the vertical cross-talk of pixel, can be maintained the penetrance of pixel again, makes manufacturing process have the rate of good quality rate.
For above-mentioned purpose of the present invention, feature and advantage can be become apparent, preferred embodiment cited below particularly, and conjunction with figs. are described in detail below.
Description of drawings
Fig. 1 is a kind of rough schematic of traditional liquid crystal display cells pixel design.
Fig. 2 is the structural representation according to the single pixel region of first embodiment of the invention.
Fig. 3 is the synoptic diagram according to the single pixel cell of second embodiment of the invention.
Fig. 4 is the synoptic diagram according to the dot structure of a kind of liquid crystal display cells of the present invention.
Drawing reference numeral
10,20,30,50: liquid crystal display cells
11a a: the left side time pixel region of element 10
11b: the right time pixel region of element 10
21,41: pixel region for the first time
22,42: pixel region for the second time
43: pixel region for the third time
44: the four times pixel regions
T1: the first transistor
T2: transistor seconds
T3: the 3rd transistor
T4: the 4th transistor
51: data signal wire driving circuit
53: voltage generator
55: the signal line drive circuit
57: signal controller
GL
i, GL
I+1, GL
I+2, G
1, G
2... G
n: the signal line
DL
j, DL
J+1, DL
J+2, DL
J+3, D
1, D
2, D
3, D
4D
2m: data signal line
Embodiment
The present invention proposes a kind of dot structure that reduces the liquid crystal display cells of vertical crosstalk effect, utilization is distinguished into two pixel regions up and down in single pixel region, and form the display field (domain) that is positioned at left side and right side respectively at twice pixel region, a data signal line that is positioned at transparency electrode (ITO) below then is configured in the position of left side display field and right side display field boundary.
Further, in the one embodiment of the present invention, single pixel region can be divided at least one first time of a pixel region and pixel region for the second time.At pixel region and have for the second time pixel electrode and a pixel electrode for the second time for the first time in the pixel region respectively first time, and described first time pixel electrode and described second time pixel electrode have respectively be positioned at about at least two display fields (domains) of two sides.Wherein liquid crystal toppling direction in all display fields and degree (being to have four display fields that the liquid crystal toppling direction is different in the single pixel region at least) all inequality.And first data signal line in each pixel region be disposed at described first time pixel electrode and described second time pixel electrode the boundary of described two display fields, second data signal line is disposed at the edge of described pixel region.As for the signal line that intersects vertically with first, second data signal line,, and have a first transistor and a transistor seconds then at the first time of pixel region and for the second time between the pixel region.Wherein, for the first time pixel electrode and for the second time pixel electrode be subjected to the control of first data signal line and second data signal line respectively by the first transistor and transistor seconds.
Below do detailed description of the present invention with first embodiment and second embodiment, and all have the different display field of eight liquid crystal toppling directions in the single pixel region of two embodiment as explanation of the present invention (but the present invention is not as limit); Wherein, first embodiment is in order to narrate the structure of single pixel region, and second embodiment is in order to narrate wherein a kind of mode of pixel drive of the present invention.Yet described these embodiment only are the usefulness of explanation, are not the scope in order to restriction desire protection of the present invention.In addition, omit unnecessary element among the figure, with clear demonstration technical characterstic of the present invention.
First embodiment:
Fig. 2 is the structural representation according to the single pixel region of first embodiment of the invention.As shown in Figure 2, each pixel region of liquid crystal display cells 20 comprises the first data signal line D
1, the second data signal line D
2With perpendicular crossing signal line G
1Each pixel region comprises for the first time pixel region 21 and pixel region 22 for the second time, and for the first time pixel electrode and for the second time pixel electrode lay respectively at adjacent first time of pixel region 21 and pixel region 22 for the second time.For the first time the pixel electrode and the pixel electrode second time of the pixel region 22 for the second time first time of pixel region 21 is corresponding with four display fields respectively.In this embodiment, for the first time the area of pixel region 21 greater than pixel region 22 the area second time.
Wherein, the first data signal line D
1Be disposed at the pixel electrode and the boundary of the left and right sides display field of pixel electrode for the first time for the second time, and the second data signal line D
2Then be disposed at the pixel electrode and the below, edge of pixel electrode for the first time for the second time.
Wherein, signal line G
1Then at the second time of pixel region 22 and for the first time between the pixel region 21, and have a first transistor T1 and a transistor seconds T2.Wherein for the first time pixel electrode and for the second time pixel electrode be subjected to the first data signal line D by the first transistor T1 and transistor seconds T2 respectively
1With the second data signal line D
2Control.
Please refer to Fig. 2, in the pixel region 21, the first display field A1-1 and the 3rd display field A1-3 of pixel electrode are positioned at the first data signal line D for the first time for the first time
1The left side, the second display field A1-2 and the 4th display field A1-4 are positioned at the first data signal line D
1The right.And the first data signal line D
1Be disposed at the boundary of the first display field A1-1 and the second display field A1-2, also be disposed at the boundary of the 3rd display field A1-3 and the 4th display field A1-4.
Same, in the pixel region 22, the first display field A2-1 and the 3rd display field A2-3 of pixel electrode are positioned at the first data signal line D for the first time for the second time
1The left side, the second display field A2-2 and the 4th display field A2-4 are positioned at the first data signal line D
1The right.And the first data signal line D
1Be disposed at the boundary of the first display field A2-1 and the second display field A2-2, also be disposed at the boundary of the 3rd display field A2-3 and the 4th display field A2-4.
Moreover, for the first time pixel electrode and for the second time eight display fields of pixel electrode lqiuid crystal molecule tipping direction all with the first data signal line D
1Being an angle, for example is 45 degree angles.
When the single pixel region of Fig. 2 was driven, the first display field A1-1, the second display field A1-2, the 3rd display field A1-3, the 4th display field A1-4 of pixel electrode were subjected to the first data signal line D by the first transistor T1 for the first time
1Control.And the first display field A2-1, the second display field A2-2, the 3rd display field A2-3, the 4th display field A2-4 of pixel electrode are subjected to the second data signal line D by transistor seconds T2 for the second time
2Control.
In addition, when display element is driven, single pixel region the first time pixel electrode and for the second time pixel electrode for example be to drive with first voltage of opposite polarity (for example-polarity) and second voltage (for example+polarity) respectively, therefore the first time pixel region 21 four display fields can be opposite polarity with pixel region four display fields of 22 second time.And when practical application, can make second voltage greater than first voltage.
According to the first embodiment of the present invention, the first data signal line D
1Though be positioned at the central authorities of pixel penetrating region, just in time be intersection (being exactly the very poor place of light transmission efficiency in the pixel design originally) at each display field, can't cause too big influence to the penetrance of pixel integral body and the symmetry of display field area.Moreover, the second data signal line D
2Be positioned at the edge of next door pixel penetrating region, also the penetrance that can the counter septum pixel and the symmetry of display field area cause too big influence.
When practical application, when panel when showing even signal, the first data signal line D that can make pixel electrode cover
1With the second data signal line D
2Opposite but the identical signal of amplitude of vibration of carrying polarity, therefore and the capacitive coupling between the pixel electrode can repeal by implication, and can avoid the appearance of vertical cross-talk.Moreover, the first data signal line D in the pixel design
1With the second data signal line D
2Still keep certain distance, in manufacturing process, there is no the anxiety of adjacent data line short circuit.
Second embodiment:
Among second embodiment, make that adjacent two pixel regions are that a unit forms a pixel cell.When driving display element, can be considered described these pixel cells are operated.Below promptly elaborate for the structure and the mode of operation of a pixel cell.Be noted that second embodiment only in order to wherein a kind of mode of operation of explanation pixel drive of the present invention, but do not exceed in this way by the present invention.
Fig. 3 is the synoptic diagram according to the single pixel cell of second embodiment of the invention.Wherein, a pixel cell is made up of two adjacent two pixel regions.As shown in Figure 3, each pixel cell of liquid crystal display cells 30 comprises first pixel region 31 and second pixel region 32.And first pixel region 31 comprise for the first time pixel region 41 and for the second time 32 of pixel region 42, the second pixel regions comprise pixel region 43 and the 4th pixel region 44 for the third time.
When practical application, first pixel region 31 the first time pixel region 41 area greater than pixel region 42 the area second time, the area of the pixel region for the third time 43 of second pixel region 32 is greater than the area of the 4th pixel region 44.And pixel region 41 the area first time of first pixel region 31 equals the area of the pixel region for the third time 43 of second pixel region 32; Pixel region 42 the area second time of first pixel region 31 equals the area of the 4th pixel region 44 of second pixel region 32.
The structure of first pixel region 31:
In first pixel region 31, have for the first time pixel region 41 and pixel region 42 for the second time, have pixel electrode and a pixel electrode for the second time for the first time respectively.For the first time the pixel electrode and the pixel electrode second time of the pixel region 42 for the second time first time of pixel region 41 is corresponding with four display fields respectively.In first pixel region 31, the first data signal line D
1, the second data signal line D
2With signal line G
1Intersect vertically.Wherein, the first data signal line D
1Be disposed at the pixel electrode and the boundary of the left and right sides display field of pixel electrode for the first time for the second time, and the second data signal line D
2Then be disposed at the pixel electrode and the below, edge of pixel electrode for the first time for the second time.
Wherein, the pixel region first time in first pixel region 31 41 has four display fields, is respectively: be positioned at the first data signal line D
1The first display field A1-1 and the 3rd display field A1-3 on the left side, and be positioned at the first data signal line D
1The second display field A1-2 and the 4th display field A1-4 on the right.And the first data signal line D
1Be disposed at the boundary of the first display field A1-1 and the second display field A1-2, also be disposed at the boundary of the 3rd display field A1-3 and the 4th display field A1-4.
Same, the second time in first pixel region 31, pixel electrode had four display fields for the second time, is respectively: be positioned at the first data signal line D in the pixel region 42
1The first display field A2-1 and the 3rd display field A2-3 on the left side, be positioned at the first data signal line D
1The second display field A2-2 and the 4th display field A2-4 on the right.And the first data signal line D
1Be disposed at the boundary of the first display field A2-1 and the second display field A2-2, also be disposed at the boundary of the 3rd display field A2-3 and the 4th display field A2-4.
In addition, for first pixel region 31, signal line G
1At the first time of pixel region 41 and for the second time between the pixel region 42, and have a first transistor T1 and a transistor seconds T2.Wherein for the first time four display fields of pixel electrode and four display fields of pixel electrode for the second time are subjected to the first data signal line D by the first transistor T1 and transistor seconds T2 respectively
1With the second data signal line D
2Control.
Moreover, for the first time pixel electrode and for the second time eight display fields of pixel electrode lqiuid crystal molecule tipping direction all with the first data signal line D
1Being an angle, for example is 45 degree angles.
The structure of second pixel region 32:
In second pixel region 32, have pixel region 43 and the 4th pixel region 44 for the third time, have pixel electrode and one the 4th pixel electrode for the third time respectively.The 4th pixel electrode of the pixel electrode for the third time of pixel region 43 and the 4th pixel region 44 is also corresponding with four display fields respectively for the third time.The 3rd data signal line D of second pixel region 32
3, the 4th data signal line D
4With signal line G
1Intersect vertically.Wherein, the 3rd data signal line D
3Be disposed at the boundary of the left and right sides display field of pixel electrode and the 4th pixel electrode for the third time, and the 4th data signal line D
4Then be disposed at the below, edge of pixel electrode and the 4th pixel electrode for the third time.
Wherein, the pixel region for the third time 43 in second pixel region 32 has four display fields, is respectively: be positioned at the 3rd data signal line D
3The first display field A3-1 on the left side and the 3rd display field A3-3, and be positioned at the 3rd data signal line D
3The second display field A3-2 and the 4th display field A3-4 on the right.And the 3rd data signal line D
3Be disposed at the boundary of the first display field A3-1 and the second display field A3-2, also be disposed at the boundary of the 3rd display field A3-3 and the 4th display field A3-4.
Same, in the 4th pixel region 44 in second pixel region 32, pixel electrode has four display fields for the second time, is respectively: be positioned at the 3rd data signal line D
3The first display field A4-1 and the 3rd display field A4-3 on the left side, be positioned at the 3rd data signal line D
3The second display field A4-2 and the 4th display field A4-4 on the right.And the 3rd data signal line D
3Be disposed at the boundary of the first display field A4-1 and the second display field A4-2, also be disposed at the boundary of the 3rd display field A4-3 and the 4th display field A4-4.
In addition, for second pixel region 32, signal line G
1Between pixel region 43 for the third time and the 4th pixel region 44, and have one the 3rd transistor T 3 and one the 4th transistor T 4.Wherein four display fields of the 4th pixel electrode and four display fields of pixel electrode for the third time are subjected to the 3rd data signal line D by the 3rd transistor T 3 and the 4th transistor T 4 respectively
3With the 4th data signal line D
4Control.
Moreover, for the third time the lqiuid crystal molecule tipping direction of eight display fields of pixel electrode and the 4th pixel electrode all with the 3rd data signal line D
3Being an angle, for example is 45 degree angles.
The type of drive of pixel cell:
In wherein a kind of pixel drive mode of this narration embodiment of the invention, but the present invention is as limit, and this field has knows that usually the knowledgeable all can do a little adjustment and variation according to the practical application situation in technical scope of the present invention.
Please be simultaneously with reference to Fig. 3 and Fig. 4.Fig. 4 is the synoptic diagram according to the dot structure of a kind of liquid crystal display cells of the present invention.Liquid crystal display cells 50 has a plurality of signal lines G
1, G
2... G
n(n is a positive integer) and a plurality of data signal lines D
1, D
2... D
2m(m is a positive integer) intersects vertically with the form of array, to define a plurality of pixel regions.Per two adjacent pixel regions are formed a pixel cell.In other words, 1 square is represented 1 pixel region among Fig. 4, and two adjacent pixels districts have then constituted and are equivalent to a pixel cell shown in Figure 3, and whole display element has comprised the pixel cell of a plurality of repetitions.
In addition, data signal line D
1, D
2, D
3, D
4D
2mCouple with data signal wire driving circuit (DataDriver) 51, data signal wire driving circuit 51 then electrically connects with voltage generator (VoltageGenerator) 53.Signal line G
1, G
2... G
nCouple with signal line drive circuit (GateDriver) 55.And data signal wire driving circuit 51 and signal line drive circuit 55 electrically connect with signal controller 57 respectively.
When display element was driven, pixel region 41 four display fields (A1-1, A1-2, A1-3, A1-4) first time that are positioned at the first half in first pixel region 31 were subjected to the first data signal line D by the first transistor T1
1Control; Pixel region 42 four display fields (A2-1, A2-2, A2-3, A2-4) second time that are positioned at Lower Half are subjected to the second data signal line D by transistor seconds T2
2Control.Four display fields (A3-1, A3-2, A3-3, A3-4) as for the pixel region for the third time 43 that is positioned at the first half in second pixel region 32 are subjected to the 4th data signal line D by the 4th transistor T 4
4Control; Four display fields (A4-1, A4-2, A4-3, A4-4) that are positioned at the 4th pixel region 44 of Lower Half are subjected to the 3rd data signal line D by the 3rd transistor T 3
3Control.
In addition, when display element is driven, pixel cell as shown in Figure 3, the pixel electrode first time of its first pixel region 31 (being positioned at pixel region 41 for the first time) and the pixel electrode second time (being positioned at pixel region 42 for the second time) are respectively with the first data signal line D
1One first voltage that provides and the second data signal line D
2One second driven that provides.
And for the first time pixel electrode and for the second time pixel electrode for example be to drive with first voltage of opposite polarity (for example-polarity) and second voltage (for example+polarity) respectively, therefore four display fields of pixel region 41 (for-polarity) can be opposite polarity with four display fields of the pixel region second time 42 (being+polarity) for the first time.During practical application, can make second voltage greater than first voltage.
As for the pixel electrode for the third time (being positioned at pixel region 43 for the third time) of second pixel region 32 and the 4th pixel electrode (being positioned at pixel region 44 the 4th time) respectively with the 4th data signal line D
4One the 4th voltage that provides and the 3rd data signal line D
3A tertiary voltage that provides and driving.During practical application, can make tertiary voltage greater than the 4th voltage.
And pixel electrode and the 4th pixel electrode for example are to drive with the tertiary voltage of opposite polarity (for example-polarity) and the 4th voltage (for example+polarity) respectively for the third time, and therefore four display fields of pixel region 43 (for+polarity) can be opposite polarity with four display fields of the 4th pixel region 44 (for-polarity) for the third time.During practical application, can make second voltage greater than first voltage.
To sum up, according to the explanation of second embodiment of the invention, data signal line D
1, D
3... D
2m-1Be positioned at the central authorities of pixel penetrating region, but just in time be intersection (being exactly the very poor place of light transmission efficiency in the pixel design originally), can't cause too big influence the penetrance of pixel integral body and the symmetry of display field area at each display field.Moreover, data signal line D
2, D
4... D
2mBe positioned at the border of adjacent two pixel penetrating regions, also can not cause too big influence the symmetry of pixel penetrance and display field area.
In addition, when practical application, can make panel when showing even signal, the first data signal line D that pixel electrode covered
1With the second data signal line D
2The opposite still identical signal of amplitude of vibration of carrying polarity
(the 3rd data signal line D in like manner,
3With the 4th data signal line D
4Opposite but the identical signal of amplitude of vibration of carrying polarity), therefore and the capacitive coupling between the pixel electrode can repeal by implication, and can avoid the appearance of vertical cross-talk.Moreover, in pixel cell, the first data signal line D
1With the second data signal line D
2Between, and the 3rd data signal line D
3With the 4th data signal line D
4Between, all keep certain distance, therefore in manufacturing process, there is no the anxiety of adjacent data line short circuit, can not reduce the yields of display element.
In sum; though the present invention discloses as above with preferred embodiment; right its is not in order to limit the present invention; this operator of any grasp; without departing from the spirit and scope of the present invention; can be used for a variety of modifications and variations, so protection scope of the present invention is worked as with being as the criterion that claims were defined.
Claims (25)
1. a liquid crystal display cells is characterized in that, described liquid crystal display cells has a plurality of signal lines and a plurality of data signal lines and intersects vertically with the form of array, and to define a plurality of pixel regions, each pixel region comprises:
One pixel region and a pixel region for the second time for the first time, has pixel electrode and a pixel electrode for the second time for the first time respectively, and described first time pixel electrode and described second time pixel electrode have at least two display fields respectively, arrange about described at least two viewing areas are;
One first data signal line and one second data signal line, described first data signal line be disposed at described first time pixel electrode and described second time pixel electrode the boundary of described two display fields, described second data signal line is disposed at the edge of described pixel region;
One signal line is between described second time pixel region and described first time pixel region; With
One the first transistor and a transistor seconds, and described first time pixel electrode and described second time pixel electrode be subjected to the control of described first data signal line and described second data signal line respectively by described the first transistor and described transistor seconds.
2. display element as claimed in claim 1, it is characterized in that, described first time pixel electrode described two display fields and described second time pixel electrode its toppling direction of liquid crystal molecule and described first data signal line of described two display fields be 45 degree angles.
3. display element as claimed in claim 1 is characterized in that, described first time pixel electrode and described second time pixel electrode be transfused to the voltage of opposite polarity.
4. display element as claimed in claim 1 is characterized in that, described first time pixel electrode with described second time pixel electrode respectively with one first different voltage and one second driven, and described second voltage is greater than described first voltage.
5. display element as claimed in claim 1 is characterized in that, described first time pixel electrode and described second time pixel electrode have four display fields respectively.
6. display element as claimed in claim 5, it is characterized in that, described first time pixel electrode one first display field and one the 3rd display field left side that is positioned at described first data signal line, one second display field and one the 4th display field are positioned at the right of described first data signal line, and first data signal line is disposed at the boundary of described first display field and described second display field, also is disposed at the boundary of described the 3rd display field and described the 4th display field.
7. display element as claimed in claim 6, it is characterized in that, described second time pixel electrode one first display field and one the 3rd display field left side that is positioned at described first data signal line, one second display field and one the 4th display field are positioned at the right of described first data signal line, and first data signal line is disposed at the boundary of described first display field and described second display field, also is disposed at the boundary of described the 3rd display field and described the 4th display field.
8. display element as claimed in claim 6, it is characterized in that, described first time pixel electrode with shown in for the second time pixel electrode be transfused to the voltage of opposite polarity, described first time pixel electrode four display fields and described second time pixel electrode four display fields be opposite polarity.
9. display element as claimed in claim 6 is characterized in that, described first time pixel electrode the total area of four display fields greater than the total area of four display fields of described second time of pixel electrode.
10. display element as claimed in claim 6, it is characterized in that, described first time pixel electrode and described second time pixel electrode four display fields respectively with one first voltage and one second driven, and described second voltage is greater than described first voltage.
11. liquid crystal display cells, it is characterized in that described display element has a plurality of signal lines and a plurality of data signal lines and intersects vertically with the form of array, to define a plurality of pixel regions, per two adjacent pixel regions are formed a pixel cell, and each pixel cell comprises:
One first pixel region, described first pixel region comprises:
One pixel region and a pixel region for the second time for the first time, described first time pixel region and for the second time pixel region have pixel electrode and a pixel electrode for the second time for the first time respectively, and described first time pixel electrode and described second time pixel electrode have at least two display fields respectively, arrange about described at least two viewing areas are;
One first data signal line and one second data signal line, described first data signal line be disposed at described first time pixel electrode and described second time pixel electrode the boundary of described two display fields, described second data signal line is disposed at the edge of described first pixel region;
One signal line is between described second time pixel electrode and described first time pixel electrode; With
One the first transistor and a transistor seconds, and described first time pixel electrode and described second time pixel electrode be subjected to the control of described first data signal line and described second data signal line respectively by described the first transistor and described transistor seconds; With
One second pixel region, described second pixel region comprises:
One pixel region and one the 4th pixel region for the third time, described pixel region for the third time and the 4th pixel region have pixel electrode and one the 4th pixel electrode for the third time respectively, and described pixel electrode for the third time and described the 4th pixel electrode have respectively be positioned at about at least two display fields of two sides;
One the 3rd data signal line and one the 4th data signal line, described the 3rd data signal line is disposed at the boundary of described two display fields of described pixel electrode for the third time and described the 4th pixel electrode, and described the 4th data signal line is disposed at the edge of described second pixel region; With
One the 3rd transistor and one the 4th transistor, described signal line, between described pixel electrode for the third time and described the 4th pixel electrode, and described the 4th pixel electrode and described pixel electrode for the third time are subjected to the control of described the 3rd data signal line and described the 4th data signal line respectively by described the 3rd transistor and described the 4th transistor.
12. display element as claimed in claim 11 is characterized in that, its toppling direction of liquid crystal molecule of described two display fields of described first, second, third and fourth time pixel electrode is 45 degree angles with described first data signal line respectively.
13. display element as claimed in claim 11 is characterized in that, described first pixel region described first time pixel electrode and described second time pixel electrode be transfused to the voltage of opposite polarity.
14. display element as claimed in claim 11 is characterized in that, the described pixel electrode for the third time of described second pixel region and described the 4th pixel electrode are transfused to the voltage of opposite polarity.
15. display element as claimed in claim 11, it is characterized in that, described first pixel region described first time pixel electrode with described second time pixel electrode respectively with one first different voltage and one second driven, and described second voltage is greater than described first voltage.
16. display element as claimed in claim 15, it is characterized in that, the tertiary voltage that one the 4th voltage that the described pixel electrode for the third time of described second pixel region and described the 4th pixel electrode provide with described the 4th data signal line respectively and described the 3rd data signal line provide and driving, and described tertiary voltage is greater than described the 4th voltage.
17. display element as claimed in claim 11 is characterized in that, described first and second time pixel electrode of described first pixel region and described third and fourth time pixel electrode of described second pixel region respectively have four display fields.
18. display element as claimed in claim 17 is characterized in that, described first time of the pixel electrode of described first pixel region comprises:
One first display field and one the 3rd display field are positioned at the left side of described first data signal line; With
One second display field and one the 4th display field are positioned at the right of described first data signal line, and described first data signal line is disposed at the boundary of described first display field and described second display field, also be disposed at the boundary of described the 3rd display field and described the 4th display field, described first time, described first, second, third and fourth display field of pixel electrode was subjected to the control of described first data signal line by described the first transistor.
19. display element as claimed in claim 17 is characterized in that, described second time of the pixel electrode of described first pixel region comprises:
One first display field and one the 3rd display field, be positioned at the left side of described first data signal line, one second display field and one the 4th display field are positioned at the right of described first data signal line, and described first data signal line is disposed at the boundary of described first display field and described second display field, also is disposed at the boundary of described the 3rd display field and described the 4th display field.
20. display element as claimed in claim 17 is characterized in that, the described pixel electrode for the third time of described second pixel region comprises:
One first display field and one the 3rd display field, be positioned at the left side of described the 3rd data signal line, one second display field and one the 4th display field are positioned at the right of described the 3rd data signal line, and described the 3rd data signal line is disposed at the boundary of described first display field and described second display field, also be disposed at the boundary of described the 3rd display field and described the 4th display field, described first, second, third and fourth display field of described pixel electrode for the third time is subjected to the control of described the 4th data signal line by described the 4th transistor.
21. display element as claimed in claim 17 is characterized in that, described the 4th pixel electrode of described second pixel region comprises:
One first display field and one the 3rd display field, be positioned at the left side of described the 3rd data signal line, one second display field and one the 4th display field are positioned at the right of described the 3rd data signal line, and described the 3rd data signal line is disposed at the boundary of described first display field and described second display field, also be disposed at the boundary of described the 3rd display field and described the 4th display field, described first, second, third and fourth display field of described the 4th pixel electrode is subjected to the control of described the 3rd data signal line by described the 3rd transistor.
22. display element as claimed in claim 17, it is characterized in that, the lqiuid crystal molecule tipping direction of described these display fields in described first time pixel electrode and the described second time pixel electrode all is 45 degree angles with described first data signal line, and the lqiuid crystal molecule tipping direction of described these display fields in described pixel electrode for the third time and described the 4th pixel electrode all is 45 with described the 3rd data signal line and spends angles.
23. display element as claimed in claim 17, it is characterized in that, described first time pixel electrode with shown in for the second time pixel electrode be transfused to the voltage of opposite polarity, described first time pixel electrode four display fields and described second time pixel electrode four display fields be opposite polarity, described pixel electrode for the third time with shown in the 4th pixel electrode also be transfused to the voltage of opposite polarity, four display fields of described pixel electrode for the third time and four display fields of described the 4th pixel electrode are opposite polarity, and described first time pixel electrode and described the 4th pixel electrode be transfused to the voltage of identical polar, described first time pixel electrode four display fields and four display fields of described the 4th pixel electrode be identical polar.
24. display element as claimed in claim 17, it is characterized in that, described first pixel region described first time pixel electrode and described second time pixel electrode four display fields respectively with one first voltage and one second driven, and described second voltage is greater than described first voltage, the described pixel electrode for the third time of described second pixel region and four display fields of described the 4th pixel electrode, the tertiary voltage that provides of one the 4th voltage that provides with described the 4th data signal line and described the 3rd data signal line drives respectively, and described tertiary voltage is greater than described the 4th voltage.
25. a liquid crystal display pixel structure is characterized in that, described liquid crystal display pixel structure comprises:
One pixel electrode and a pixel electrode for the second time for the first time, lay respectively at adjacent one pixel region and for the second time in the pixel region for the first time, described first time pixel electrode and described second time pixel electrode have at least two display fields respectively, arrange about described at least two viewing areas are;
One first data signal line and one second data signal line, described first data signal line be disposed at described first time pixel electrode and described second time pixel electrode the below, boundary of described two display fields, described second data signal line be disposed at described first time pixel electrode and described second time pixel electrode the below, edge;
One signal line is between described second time pixel region and described first time pixel region; With
One the first transistor and a transistor seconds, described first time, pixel electrode was subjected to the control of described signal line and described first data signal line by described the first transistor, and described second time, pixel electrode was subjected to the control of described signal line and described second data signal line by described transistor seconds.
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| CN204406004U (en) | 2015-03-06 | 2015-06-17 | 京东方科技集团股份有限公司 | Array base palte and display device |
| CN104880875B (en) * | 2015-06-02 | 2019-08-30 | 深圳市华星光电技术有限公司 | A kind of array substrate and liquid crystal display panel |
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| CN1694152A (en) * | 2004-04-30 | 2005-11-09 | 富士通显示技术株式会社 | Liquid crystal display device with improved viewing angle characteristics |
| CN101063783A (en) * | 2006-04-27 | 2007-10-31 | 佳能株式会社 | Reflection type liquid crystal display apparatus and substrate for reflection type liquid crystal display |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN1694152A (en) * | 2004-04-30 | 2005-11-09 | 富士通显示技术株式会社 | Liquid crystal display device with improved viewing angle characteristics |
| CN101063783A (en) * | 2006-04-27 | 2007-10-31 | 佳能株式会社 | Reflection type liquid crystal display apparatus and substrate for reflection type liquid crystal display |
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