CN102645797A - Liquid crystal display device and manufacturing method and display appliance thereof - Google Patents

Liquid crystal display device and manufacturing method and display appliance thereof Download PDF

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Publication number
CN102645797A
CN102645797A CN2011101268610A CN201110126861A CN102645797A CN 102645797 A CN102645797 A CN 102645797A CN 2011101268610 A CN2011101268610 A CN 2011101268610A CN 201110126861 A CN201110126861 A CN 201110126861A CN 102645797 A CN102645797 A CN 102645797A
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liquid crystal
electrode
array base
base palte
display device
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CN2011101268610A
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CN102645797B (en
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杨发禄
林准焕
张俊瑞
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BOE Technology Group Co Ltd
Chengdu BOE Optoelectronics Technology Co Ltd
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BOE Technology Group Co Ltd
Chengdu BOE Optoelectronics Technology Co Ltd
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Abstract

The invention discloses a liquid crystal display device and a manufacturing method and a display appliance thereof, which relate to a liquid crystal display technique. Because only one of an array substrate and a color film substrate is provided with an oriented layer, the control on the liquid crystal direction is reduced, so that liquid crystals are distorted more easily under the action of an electric field, and then the driving voltage is reduced; and due to the phase self-compensation action of the liquid crystals arranged in a distorted mode in a box, a color error phenomenon is reduced or even eliminated, so that a better display effect is obtained; and meanwhile, the processing step can be reduced, the process controllability and the process reliability can be improved, and the yield of products can be improved.

Description

A kind of liquid crystal display device and manufacturing approach, display device
Technical field
The present invention relates to lcd technology, relate in particular to a kind of liquid crystal display device and manufacturing approach thereof.
Background technology
Tft liquid crystal shows that (Thin Film Transistor Liquid Crystal Display, TFT-LCD) technology has become the mainstream technology of present liquid crystal display.At present, the TFT-LCD display mode has developed and TN (Twisted Nematic, twisted-nematic); PVA (polyvinyl alcohol, polyvinyl alcohol (PVA)), IPS (In-Plane Switching; Plane conversion), AD-SDS several patterns such as (Advanced-Super Dimensional Switching, senior ultra dimension field switch technology); Its dot structure, driving principle and display effect have his own strong points.Wherein AD-SDS is the abbreviation of senior ultra dimension field switch technology (Advanced-Super Dimensional Switching); The longitudinal electric field that parallel electric field that it is produced through same plane interior pixel electrode edge and pixel electrode layer and public electrode interlayer produce forms multi-dimensional electric field; Make between liquid crystal cell interior pixel electrode, directly over the electrode all aligned liquid-crystal molecules can both produce the rotation conversion, thereby to have improved planar orientation be the liquid crystal work efficiency and increased light transmission efficiency.Senior ultra dimension field switch technology can improve the TFT-LCD picture quality, has high permeability, wide visual angle, high aperture, low aberration, low-response time, no water of compaction ripple advantages such as (Push Mura).The AD-SDS display technique can possess the above wide viewing angle of 170 degree, and show good display effect with its its specific structure and driving principle.
At present the single sub-pixel viewing area cross section structure of the AD-SDS mode liquid crystal display device of prior art and switch attitude displaying principle be shown in Fig. 1 a and Fig. 1 b, and the array base palte 100 in the single sub-pixel viewing area is by descending substrate 101, first electrode 102, passivation layer 103, second electrode 104 and oriented layer 105 to form; Color membrane substrates 200 in the single sub-pixel viewing area is made up of last substrate 201, color resin glue 202 and oriented layer 203; Liquid crystal 301 is filled between array base palte 100 and the color membrane substrates 200, and liquid crystal molecule 301 is arranged in parallel up and down; Following polaroid 302 is attached to the array base palte 100 and color membrane substrates 200 back sides respectively with last polaroid 303.
Inventor of the present invention finds that this AD-SDS liquid crystal display device is under no electric field action, after light passes through following polaroid 302; The polarization direction is all consistent with following polaroid 302, sees through array base palte 100 again, because liquid crystal 301 is arranged in parallel up and down; Light does not change through liquid crystal 301 rear polarizer states, and descends polaroid 302, last polaroid 303 vertically to place, so light can not see through last polaroid 303; This moment, liquid crystal display was dark attitude, shown in Fig. 1 a.When adding electric field, because the electric field action between first electrode 102 and second electrode 104, liquid crystal 301 is distorted; Polarization of light state through liquid crystal molecule changes; Light sees through down polaroid 302 backs in the variation through polarization state, just can see through the last polaroid 303 with following polaroid 302 vertical placements, so light can see through whole liquid crystal cell; Be bright attitude this moment, shown in Fig. 1 b.And this AD-SDS mode liquid crystal demonstration needs higher driving voltage to reach bright attitude, and when bright attitude, because the phase delay effect of liquid crystal cell can produce more serious color offset phenomenon under different visual angles.
At present if reduce colour cast; Need carry out phase compensation to liquid crystal cell through the phase delay compensate film in the polaroid; Thereby reach the purpose that reduces colour cast; But this method can make that cost improves greatly, and when the phase delay compensate film in the polaroid and liquid crystal cell is thick when not too mating, it is unsatisfactory to improve effect.
Summary of the invention
The embodiment of the invention provides a kind of AD-SDS liquid crystal display device and manufacturing approach, display device, obtaining preferable display effect, and reduces driving voltage.
A kind of liquid crystal display device; Comprise: array base palte, color membrane substrates, be filled in liquid crystal between said array base palte and the said color membrane substrates, be arranged on the outer following polaroid of said array base palte; And be arranged on said color membrane substrates outer and with the said vertical last polaroid in polaroid polarization direction down; Can form multi-dimensional electric field between said array base palte and the said color membrane substrates, not comprise oriented layer in said array base palte or the said color membrane substrates.
A kind of display device comprises the liquid crystal display device that the embodiment of the invention provides.
A kind of liquid crystal display device manufacturing approach comprises:
Making comprises the array base palte of substrate, first electrode, passivation layer and second electrode down;
Making comprises the color membrane substrates of substrate and color resin glue;
On said array base palte or said color membrane substrates, apply oriented layer, and said oriented layer is carried out friction orientation according to predefined angle;
Use said array base palte and said color membrane substrates to make liquid crystal display device.
The embodiment of the invention provides a kind of AD-SDS liquid crystal display device and manufacturing approach, display device; Only in array base palte and color membrane substrates one, oriented layer is set, reduces control, make that liquid crystal is more prone under effect of electric field, twist liquid crystal orientation; And then minimizing driving voltage; Simultaneously also alleviate the phase delay effect under the different visual angles, thereby alleviated color offset phenomenon, obtained preferable display effect.
Description of drawings
Fig. 1 a is the AD-SDS liquid crystal display device structural representation of added electric field not in the prior art;
Fig. 1 b is the AD-SDS liquid crystal display device structural representation behind the added electric field in the prior art;
Fig. 2 a is one of AD-SDS liquid crystal display device structural representation of added electric field not in the embodiment of the invention,
Fig. 2 b is one of AD-SDS liquid crystal display device structural representation behind the added electric field in the embodiment of the invention,
Fig. 3 a is in the embodiment of the invention not two of the AD-SDS liquid crystal display device structural representation of added electric field;
Fig. 3 b be in the embodiment of the invention AD-SDS liquid crystal display device structural representation behind the added electric field two;
Fig. 4 a is in the embodiment of the invention not three of the AD-SDS liquid crystal display device structural representation of added electric field;
Fig. 4 b be in the embodiment of the invention AD-SDS liquid crystal display device structural representation behind the added electric field three;
Fig. 5 a is in the embodiment of the invention not four of the AD-SDS liquid crystal display device structural representation of added electric field;
Fig. 5 b be in the embodiment of the invention AD-SDS liquid crystal display device structural representation behind the added electric field four;
Fig. 6 is an AD-SDS liquid crystal display device manufacturing approach process flow diagram in the embodiment of the invention;
Fig. 7 uses array base palte and color membrane substrates to make the method flow diagram of AD-SDS liquid crystal display device in the embodiment of the invention.
Embodiment
The embodiment of the invention provides a kind of AD-SDS liquid crystal display device and manufacturing approach, display device, only in array base palte and color membrane substrates one, oriented layer is set, and reduces the control to liquid crystal orientation; Make that liquid crystal is more prone under effect of electric field, twist; And then the minimizing driving voltage, owing to the phase place self-compensating effect of liquid crystal in box under the bright attitude, the color of under each visual angle, seeing is basically identical all simultaneously; Thereby alleviate color offset phenomenon, obtain preferable display effect.
Embodiment below in conjunction with concrete describes technical scheme:
Embodiment one,
Array base palte comprises oriented layer, and color membrane substrates does not comprise oriented layer, and shown in Fig. 2 a, the AD-SDS liquid crystal display device that the embodiment of the invention provides comprises:
Array base palte 100, color membrane substrates 200, be filled in liquid crystal 301 between array base palte 100 and the color membrane substrates 200, be arranged on the outer following polaroid 302 of array base palte 100; And be arranged on color membrane substrates 200 outer and with the vertical last polaroid 303 in following polaroid 302 polarization directions; Between array base palte 100 and color membrane substrates 200, can form multi-dimensional electric field, this multi-dimensional electric field can be transverse electric field, also can be longitudinal electric field; Or be the electric field of other direction according to actual needs, wherein:
Array base palte 100 comprises: following substrate 101, first electrode 102, passivation layer 103, second electrode 104 and oriented layer 105, wherein:
First electrode 102 is arranged on down substrate 101 upper surfaces;
Passivation layer 103 is arranged on first electrode, 102 upper surfaces;
Second electrode 104 is arranged on the passivation layer 103;
Oriented layer 105 covers second electrode 104 and exposed passivation layer 103, and oriented layer 105 upper surfaces rub according to predefined angle;
Color membrane substrates 200 comprises: go up substrate 201 and color resin glue 202, wherein, color resin glue 202 is arranged on substrate 201 lower surfaces.
Owing to only on array base palte 100, be provided with oriented layer 105, oriented layer is not set, on color membrane substrates 200 so to having only oriented layer 105 array substrates 100 and the liquid crystal between the color membrane substrates 200 on the array base palte 100 to have the constraint effect.
Wherein liquid crystal molecule is arranged according to rubbing angle, and is preferable when rubbing angle is certain angle in 1~180 degree.
When not adding electric field, shown in Fig. 2 a, after light passes through following polaroid 302; The polarization direction is all consistent with following polaroid 302, sees through array base palte 100 again, because liquid crystal 301 is arranged in parallel up and down according to the frictional direction of oriented layer 105; Light does not change through liquid crystal 301 rear polarizer states; And down polaroid 302, go up polaroid 303 and vertically place, so light can not see through last polaroid 303, liquid crystal display is dark attitude at this moment.
When adding electric field, shown in Fig. 2 b, because the electric field action between first electrode 102 and second electrode 104; Liquid crystal 301 is distorted; Polarization of light state through liquid crystal molecule changes, and polaroid 302 backs just can see through the last polaroid 303 with following polaroid 302 vertical placements in the variation through polarization state under light saw through; Therefore light can see through whole liquid crystal cell, and be bright attitude this moment.
Owing on the color membrane substrates 200 oriented layer is not set, has reduced constraint, so when the needs liquid crystal display becomes bright attitude to liquid crystal 301; Required driving voltage has reduced; Because the constraint of liquid crystal 301 diminishes, and the phase place self-compensating effect of liquid crystal in box strengthens under the bright attitude, the color of under each visual angle, seeing is basically identical all simultaneously; Thereby alleviate color offset phenomenon, obtain preferable display effect.
Among this embodiment; Last substrate 101 specifically can use glass substrate with following substrate 201; First electrode 102 and second electrode 104 all can use transparency electrode, specifically can use tin indium oxide ITO electrode, and color resin glue 202 can specifically use colored RGB resin.
Embodiment two,
Among this embodiment, array base palte comprises oriented layer, and color membrane substrates does not comprise oriented layer; Simultaneously for further reducing driving voltage, and obtain better display effect, the liquid crystal of filling is a twisted nematic liquid crystals; Twist angle is 90 degree, pitch and the liquid crystal display device box is thick is complementary.
Shown in Fig. 3 a, the AD-SDS liquid crystal display device that the embodiment of the invention provides comprises:
Array base palte 100, color membrane substrates 200, be filled in liquid crystal 301 between array base palte 100 and the color membrane substrates 200, be arranged on the outer following polaroid 302 of array base palte 100; And be arranged on color membrane substrates 200 outer and with the vertical last polaroid 303 in following polaroid 302 polarization directions; Between array base palte 100 and color membrane substrates 200, can form multi-dimensional electric field, this multi-dimensional electric field can be transverse electric field, also can be longitudinal electric field; Or be the electric field of other direction according to actual needs, wherein:
Array base palte 100 comprises: following substrate 101, first electrode 102, passivation layer 103, second electrode 104 and oriented layer 105, wherein:
First electrode 102 is arranged on down substrate 101 upper surfaces;
Passivation layer 103 is arranged on first electrode, 102 upper surfaces;
Second electrode 104 is arranged on the passivation layer 103;
Oriented layer 105 covers second electrode 104 and exposed passivation layer 103, and oriented layer 105 upper surfaces rub according to predefined angle;
Color membrane substrates 200 comprises: go up substrate 201 and color resin glue 202, wherein, color resin glue 202 is arranged on substrate 201 lower surfaces.
The liquid crystal of between array base palte 100 and color membrane substrates 200, filling is a twisted nematic liquid crystals, and twist angle is 90 degree.
Owing to only on array base palte 100, be provided with oriented layer 105, oriented layer is not set, on color membrane substrates 200 so to having only oriented layer 105 array substrates 100 and the liquid crystal between the color membrane substrates 200 on the array base palte 100 to have the constraint effect.
Wherein liquid crystal molecule is arranged according to rubbing angle, and is preferable when rubbing angle is certain angle in 1~180 degree.
When not adding electric field, shown in Fig. 3 a, after light passes through following polaroid 302; The polarization direction is all consistent with following polaroid 302, sees through array base palte 100 again, and liquid crystal 301 is arranged in parallel according to the frictional direction of oriented layer 105; And because liquid crystal 301 twisted nematic liquid crystals, liquid crystal becomes aligned twisted from array base palte to the color membrane substrates liquid crystal, and twist angle is 90 degree; Light changes through liquid crystal 301 rear polarizer states since down polaroid 302, go up polaroid 303 and vertically place, so light sees through down polaroid 302 backs in the variation of process polarization state; Just can see through last polaroid 303, so light can see through whole liquid crystal cell, this moment, liquid crystal display was bright attitude.Because the phase place self-compensating effect of liquid crystal in box of aligned twisted, the color of under each visual angle, seeing are all consistent, have eliminated color offset phenomenon, obtain preferable display effect.
When adding electric field; Shown in Fig. 3 b; Because the electric field action between first electrode 102 and second electrode 104, liquid crystal 301 has been eliminated distortion, and the polarization of light state through liquid crystal molecule no longer changes; Light can not see through the last polaroid 303 with following polaroid 302 vertical placements, and this moment, liquid crystal display was dark attitude.Owing on the color membrane substrates 200 oriented layer is not set, has reduced constraint, so when the needs liquid crystal display became dark attitude, required driving voltage had reduced to liquid crystal 301.
And because the liquid crystal that uses in the present embodiment is twisted nematic liquid crystals, and the needed driving voltage of distortion of elimination twisted nematic liquid crystals is less than the liquid crystal that distortion is arranged in parallel, so further reduced driving voltage, has saved electric energy.
Among this embodiment; Last substrate 101 can use glass substrate equally with following substrate 201; First electrode 102 and second electrode 104 all can use transparency electrode, specifically can use tin indium oxide ITO electrode, and color resin glue 202 can specifically use colored RGB resin.
Embodiment three,
Array base palte does not comprise oriented layer, and color membrane substrates comprises oriented layer, and shown in Fig. 4 a, the AD-SDS liquid crystal display device that the embodiment of the invention provides comprises:
Array base palte 100, color membrane substrates 200, be filled in liquid crystal 301 between array base palte 100 and the color membrane substrates 200, be arranged on the outer following polaroid 302 of array base palte 100; And be arranged on color membrane substrates 200 outer and with the vertical last polaroid 303 in following polaroid 302 polarization directions; Between array base palte 100 and color membrane substrates 200, can form multi-dimensional electric field, this multi-dimensional electric field can be transverse electric field, also can be longitudinal electric field; Or be the electric field of other direction according to actual needs, wherein:
Array base palte 100 comprises: following substrate 101, first electrode 102, passivation layer 103 and second electrode 104, wherein:
First electrode 102 is arranged on down substrate 101 upper surfaces;
Passivation layer 103 is arranged on first electrode, 102 upper surfaces;
Second electrode 104 is arranged on the passivation layer 103;
Color membrane substrates 200 comprises: go up substrate 201, color resin glue 202 and oriented layer 203, wherein, color resin glue 202 is arranged on substrate 201 lower surfaces;
Oriented layer 105 covers color resin glue 202 lower surfaces, and oriented layer 105 lower surfaces rub according to predefined angle.
Owing to only on color membrane substrates 200, be provided with oriented layer 203, oriented layer is not set, on array base palte 100 so to having only oriented layer 203 array substrates 100 and the liquid crystal between the color membrane substrates 200 on the color membrane substrates 200 to have the constraint effect.
Wherein liquid crystal molecule is arranged according to rubbing angle, and is preferable when rubbing angle is certain angle in 1~180 degree.
When not adding electric field, shown in Fig. 4 a, after light passes through following polaroid 302; The polarization direction is all consistent with following polaroid 302, sees through array base palte 100 again, because liquid crystal 301 is arranged in parallel up and down according to the frictional direction of oriented layer 203; Light does not change through liquid crystal 301 rear polarizer states; And down polaroid 302, go up polaroid 303 and vertically place, so light can not see through last polaroid 303, liquid crystal display is dark attitude at this moment.
When adding electric field, shown in Fig. 4 b, because the electric field action between first electrode 102 and second electrode 104; Liquid crystal 301 is distorted; Polarization of light state through liquid crystal molecule changes, and polaroid 302 backs just can see through the last polaroid 303 with following polaroid 302 vertical placements in the variation through polarization state under light saw through; Therefore light can see through whole liquid crystal cell, and be bright attitude this moment.
Owing on the array base palte 100 oriented layer is not set, has reduced constraint, so when the needs liquid crystal display becomes bright attitude to liquid crystal 301; Required driving voltage has reduced; Owing to the constraint to liquid crystal 301 diminishes, the phase place self-compensating effect of liquid crystal in box strengthens under the bright attitude simultaneously, and the color of under each visual angle, seeing is basically identical all; Thereby alleviate color offset phenomenon, obtain preferable display effect.
Among this embodiment; Last substrate 101 specifically can use glass substrate with following substrate 201; First electrode 102 and second electrode 104 all can use transparency electrode, specifically can use tin indium oxide ITO electrode, and color resin glue 202 can specifically use colored RGB resin.
Embodiment four,
Among this embodiment, array base palte does not comprise oriented layer, and color membrane substrates comprises oriented layer; Simultaneously for further reducing driving voltage, and obtain better display effect, the liquid crystal of filling is a twisted nematic liquid crystals; Twist angle is 90 degree, the thick coupling in opposite directions of pitch and liquid crystal display device box.
Shown in Fig. 5 a, the AD-SDS liquid crystal display device that the embodiment of the invention provides comprises:
Array base palte 100, color membrane substrates 200, be filled in liquid crystal 301 between array base palte 100 and the color membrane substrates 200, be arranged on the outer following polaroid 302 of array base palte 100; And be arranged on color membrane substrates 200 outer and with the vertical last polaroid 303 in following polaroid 302 polarization directions; Between array base palte 100 and color membrane substrates 200, can form multi-dimensional electric field, this multi-dimensional electric field can be transverse electric field, also can be longitudinal electric field; Or be the electric field of other direction according to actual needs, wherein:
Array base palte 100 comprises: following substrate 101, first electrode 102, passivation layer 103 and second electrode 104, wherein:
First electrode 102 is arranged on down substrate 101 upper surfaces;
Passivation layer 103 is arranged on first electrode, 102 upper surfaces;
Second electrode 104 is arranged on the passivation layer 103;
Color membrane substrates 200 comprises: go up substrate 201, color resin glue 202 and oriented layer 203, wherein, color resin glue 202 is arranged on substrate 201 lower surfaces;
Oriented layer 105 covers color resin glue 202 lower surfaces, and oriented layer 105 lower surfaces rub according to preestablishing angle.
The liquid crystal of between array base palte 100 and color membrane substrates 200, filling is a twisted nematic liquid crystals, and twist angle is 90 degree.
Owing to only on color membrane substrates 200, be provided with oriented layer 203, oriented layer is not set, on array base palte 100 so to having only oriented layer 203 array substrates 100 and the liquid crystal between the color membrane substrates 200 on the color membrane substrates 200 to have the constraint effect.
Wherein liquid crystal molecule is arranged according to rubbing angle, and is preferable when rubbing angle is certain angle in 1~180 degree.
When not adding electric field, shown in Fig. 5 a, after light passes through following polaroid 302; The polarization direction is all consistent with following polaroid 302, sees through array base palte 100 again, and liquid crystal 301 is arranged in parallel according to the frictional direction of oriented layer 105; And because liquid crystal 301 twisted nematic liquid crystals, liquid crystal becomes aligned twisted from color membrane substrates to the array base palte liquid crystal, and twist angle is 90 degree; Light changes through liquid crystal 301 rear polarizer states, and down polaroid 302, go up polaroid 303 and vertically place, so light sees through down polaroid 302 backs in the variation of process polarization state; Just can see through last polaroid 303, so light can see through whole liquid crystal cell, this moment, liquid crystal display was bright attitude.Because the phase place self-compensating effect of liquid crystal in box of aligned twisted, the color of under each visual angle, seeing are all consistent, have eliminated color offset phenomenon, obtain preferable display effect.
When adding electric field; Shown in Fig. 5 b; Because the electric field action between first electrode 102 and second electrode 104, liquid crystal 301 is distorted, and the polarization of light state through liquid crystal molecule no longer changes; Light can not see through the last polaroid 303 with following polaroid 302 vertical placements, and this moment, liquid crystal display was dark attitude.Owing on the array base palte 100 oriented layer is not set, has reduced constraint, so when the needs liquid crystal display became dark attitude, required driving voltage had reduced to liquid crystal 301.
And because the liquid crystal that uses in the present embodiment is twisted nematic liquid crystals, and the needed driving voltage of distortion of elimination twisted nematic liquid crystals is less than the liquid crystal that distortion is arranged in parallel, so further reduced driving voltage, has saved electric energy.
Among this embodiment; Last substrate 101 specifically can use glass substrate with following substrate 201; First electrode 102 and second electrode 104 all can use transparency electrode, specifically can use tin indium oxide ITO electrode, and color resin glue 202 can specifically use colored RGB resin.
The embodiment of the invention also provides a kind of display device, and this display device can comprise any of AD-SDS liquid crystal display device in the foregoing description.
The embodiment of the invention is also corresponding to provide a kind of AD-SDS liquid crystal display device manufacturing approach, and following mask body describes:
As shown in Figure 6, the method for making the AD-SDS liquid crystal display device among the embodiment one comprises:
Step S601, making comprise the array base palte of substrate, first electrode, passivation layer and second electrode down;
Step S602, making comprise the color membrane substrates of substrate and color resin glue;
Step S603, on array base palte, apply oriented layer, and oriented layer is rubbed according to predefined angle; It is preferable when rubbing angle is certain angle in 1~180 degree.
Step S604, use array base palte and color membrane substrates are made the AD-SDS liquid crystal display device.
Owing to only on array base palte, apply oriented layer, so reduced driving voltage, alleviated color offset phenomenon, also reduced processing step simultaneously, improved the controllability and the reliability of manufacture process, improved the yield and the performance of product.
Wherein, as shown in Figure 7, step S604 specifically comprises:
Step S6041, on array base palte, carry out liquid crystal drip-injection technology (ONE DROP FILLING, ODF);
Step S6042, on color membrane substrates, carry out frame glue coating processes;
Step S6043, use array base palte and color membrane substrates are made liquid crystal cell and are cut into the AD-SDS liquid crystal display device.
When the liquid crystal that uses is specially twist angle when being the twisted nematic liquid crystals of 90 degree, made AD-SDS liquid crystal display device is the AD-SDS liquid crystal display device among the embodiment two.
When in step S603, on array base palte, do not apply oriented layer, and on color membrane substrates, apply oriented layer, then made AD-SDS liquid crystal display device is the AD-SDS liquid crystal display device among the embodiment three.
When in step S603; On array base palte, do not apply oriented layer; And on color membrane substrates, apply oriented layer, and the liquid crystal that uses simultaneously is specially the twisted nematic liquid crystals that twist angle is 90 degree, and then made AD-SDS liquid crystal display device is the AD-SDS liquid crystal display device among the embodiment four.
The embodiment of the invention provides a kind of AD-SDS liquid crystal display device and manufacturing approach, display device, only in array base palte and color membrane substrates one, oriented layer is set, and reduces the control to liquid crystal orientation; Make that liquid crystal is more prone under effect of electric field, twist; And then the minimizing driving voltage, the phase place self-compensating effect of liquid crystal in box strengthens under the bright attitude simultaneously, and the color of under each visual angle, seeing is basically identical all; Thereby alleviate color offset phenomenon, obtain preferable display effect.
Obviously, those skilled in the art can carry out various changes and modification to the present invention and not break away from the spirit and scope of the present invention.Like this, belong within the scope of claim of the present invention and equivalent technologies thereof if of the present invention these are revised with modification, then the present invention also is intended to comprise these changes and modification interior.

Claims (10)

1. liquid crystal display device; Comprise: array base palte, color membrane substrates, be filled in liquid crystal between said array base palte and the said color membrane substrates, be arranged on the outer following polaroid of said array base palte; And be arranged on said color membrane substrates outer and with the said vertical last polaroid in polaroid polarization direction down; Can form multi-dimensional electric field between said array base palte and the said color membrane substrates, it is characterized in that, not comprise oriented layer in said array base palte or the said color membrane substrates.
2. liquid crystal display device as claimed in claim 1 is characterized in that, said array base palte comprises: following substrate, first electrode, passivation layer, second electrode and oriented layer, wherein,
Said first electrode is arranged on said substrate top surface down;
Said passivation layer is arranged on said first electrode top;
Said second electrode is arranged on the said passivation layer;
Said oriented layer covers said second electrode and exposed passivation layer, and said oriented layer upper surface carries out friction orientation according to predefined angle;
Said color membrane substrates comprises: go up substrate and color resin glue, wherein, said color resin glue is arranged on the said substrate lower surface of going up;
Perhaps,
Said array base palte comprises: following substrate, first electrode, passivation layer and second electrode, wherein,
Said first electrode is arranged on said substrate top surface down;
Said passivation layer is arranged on said first electrode top;
Said second electrode is arranged on the said passivation layer;
Said color membrane substrates comprises: go up substrate, color resin glue and oriented layer, wherein, said color resin glue is arranged on the said substrate lower surface of going up;
Said oriented layer is arranged on said color resin glue lower surface, and said oriented layer lower surface rubs according to predefined angle.
3. liquid crystal display device as claimed in claim 2 is characterized in that, said upward substrate and said substrate down are specially glass substrate.
4. liquid crystal display device as claimed in claim 2 is characterized in that, said first electrode and said second electrode are transparency electrode.
5. liquid crystal display device as claimed in claim 4 is characterized in that, said transparency electrode is an indium-tin oxide electrode.
6. like the arbitrary described liquid crystal display device of claim 1-5, it is characterized in that said liquid crystal is a twisted nematic liquid crystals, twist angle is 90 degree.
7. a display device is characterized in that, comprises arbitrary described liquid crystal display device like claim 1-6.
8. a liquid crystal display device manufacturing approach is characterized in that, comprising:
Making comprises the array base palte of substrate, first electrode, passivation layer and second electrode down;
Making comprises the color membrane substrates of substrate and color resin glue;
On said array base palte or said color membrane substrates, apply oriented layer, and said oriented layer is carried out friction orientation according to predefined angle;
Use said array base palte and said color membrane substrates to make liquid crystal display device.
9. method as claimed in claim 8 is characterized in that, said array base palte of said use and said color membrane substrates are made liquid crystal display device, specifically comprise:
On said array base palte, carry out liquid crystal drip-injection technology;
On said color membrane substrates, carry out frame glue coating processes;
Use said array base palte and said color membrane substrates making liquid crystal cell and be cut into liquid crystal display device.
10. method as claimed in claim 9 is characterized in that said liquid crystal is specially twisted nematic liquid crystals, and twist angle is 90 degree.
CN201110126861.0A 2011-05-17 2011-05-17 Liquid crystal display device and manufacturing method and display appliance thereof Expired - Fee Related CN102645797B (en)

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WO2015081680A1 (en) * 2013-12-04 2015-06-11 京东方科技集团股份有限公司 Display system with security features
CN105137667A (en) * 2015-10-16 2015-12-09 京东方科技集团股份有限公司 Display device and manufacturing method thereof
CN106601200A (en) * 2016-12-08 2017-04-26 深圳市华星光电技术有限公司 Drive method and drive device of display panel and display device

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