CN104730751A - Liquid crystal display - Google Patents

Liquid crystal display Download PDF

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Publication number
CN104730751A
CN104730751A CN201510162739.7A CN201510162739A CN104730751A CN 104730751 A CN104730751 A CN 104730751A CN 201510162739 A CN201510162739 A CN 201510162739A CN 104730751 A CN104730751 A CN 104730751A
Authority
CN
China
Prior art keywords
liquid crystal
crystal display
glass
groove
ito
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN201510162739.7A
Other languages
Chinese (zh)
Inventor
韩喆
任立海
***
蔡楚珊
李超
徐长远
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
SHENZHEN JINGHUA DISPLAYS CO Ltd
Original Assignee
SHENZHEN JINGHUA DISPLAYS CO Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by SHENZHEN JINGHUA DISPLAYS CO Ltd filed Critical SHENZHEN JINGHUA DISPLAYS CO Ltd
Priority to CN201510162739.7A priority Critical patent/CN104730751A/en
Publication of CN104730751A publication Critical patent/CN104730751A/en
Priority to PCT/CN2016/078834 priority patent/WO2016161970A1/en
Pending legal-status Critical Current

Links

Classifications

    • GPHYSICS
    • G02OPTICS
    • G02FOPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
    • G02F1/00Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
    • G02F1/01Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour 
    • G02F1/13Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour  based on liquid crystals, e.g. single liquid crystal display cells
    • G02F1/133Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
    • G02F1/1333Constructional arrangements; Manufacturing methods
    • GPHYSICS
    • G02OPTICS
    • G02FOPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
    • G02F1/00Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
    • G02F1/01Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour 
    • G02F1/13Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour  based on liquid crystals, e.g. single liquid crystal display cells
    • G02F1/1323Arrangements for providing a switchable viewing angle
    • GPHYSICS
    • G02OPTICS
    • G02FOPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
    • G02F1/00Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
    • G02F1/01Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour 
    • G02F1/13Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour  based on liquid crystals, e.g. single liquid crystal display cells
    • G02F1/133Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
    • G02F1/1333Constructional arrangements; Manufacturing methods
    • G02F1/133308Support structures for LCD panels, e.g. frames or bezels

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  • Physics & Mathematics (AREA)
  • Nonlinear Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Mathematical Physics (AREA)
  • Liquid Crystal (AREA)

Abstract

The invention discloses a liquid crystal display. The liquid crystal display comprises upper glass, lower glass, an upper ITO, a lower ITO, an upper PI, a lower PI, an upper polaroid, a lower polaroid, support bodies and a liquid crystal body; the upper glass is arranged above the lower glass, the support bodies are arranged on two sides between the upper glass and the lower glass, and the liquid crystal body is arranged between the upper glass and the lower glass in a sealing mode; the lower PI is arranged on the lower glass, and the lower ITO is arranged on the lower PI; the upper ITO is arranged under the upper glass, and the upper PI is arranged under the upper ITO; the upper polaroid is arranged on the upper glass, and the lower polaroid is arranged under the lower glass; a plurality of grooves corresponding to pixel points are arranged on the lower ITO or the upper ITO. The visual angle of the liquid crystal display is wide, the opposite side of the main visual angle has no dead angles, and watching at any angle can be achieved. The manufacturing technique of the liquid crystal display is simple, the cost is low, and the power dissipation is low.

Description

Liquid crystal display
Technical field
The present invention relates to technical field of liquid crystal display, particularly relate to the lcd technology of wide viewing angle, concretely, relate to a kind of liquid crystal display.
Background technology
Along with the development of science and technology, the application of liquid crystal display in people's life is more and more extensive; Along with the development of lcd technology, the kind of liquid crystal display gets more and more, and some household electrical appliances, industrial control product require visual angle is relatively wider, but existing visual angle of liquid crystal display is narrower, cannot meet the demands.In addition, the opposite side of the main perspective of existing liquid crystal display has dead angle.
Summary of the invention
In order to solve the above-mentioned problems in the prior art, embodiments provide a kind of liquid crystal display.
According to the one side of the embodiment of the present invention, disclose a kind of liquid crystal display, described liquid crystal display comprises: upper glass, lower-glass, upper ITO, lower ITO, upper PI, lower PI, upper polaroid, lower polaroid, supporter and liquid crystal; Described upper glass is arranged on above lower-glass, and described supporter is arranged on the both sides between described upper glass and lower-glass; Described liquid crystal is sealed with between described upper glass and lower-glass; Described lower ITO is arranged on described lower-glass, and described lower PI is arranged on described lower ITO; Described upper ITO arranges under described upper glass, and described upper PI is arranged under described upper ITO; Described upper polaroid is arranged on described upper glass, and described lower polaroid is arranged on below described lower-glass; Wherein, be provided with in corresponding on described lower ITO each pixel in each pixel corresponding on multiple groove or described upper ITO and be provided with multiple groove.
In one embodiment, described multiple groove is evenly distributed on described lower ITO.
In one embodiment, described multiple groove comprises: multirow and multiple row groove, and row groove and row groove are crisscross arranged.
In one embodiment, row groove is parallel with a limit of described liquid crystal display.
In one embodiment, the angle on a limit of row groove and described liquid crystal display is 45 degree.
In one embodiment, row groove is vertical with a limit of described liquid crystal display.
In one embodiment, the angle on a limit of row groove and described liquid crystal display is 0 degree to 180 degree.
In one embodiment, described multiple groove comprises: the many groups of grooves along first direction arrangement and the many groups of grooves along second direction arrangement, and along the groove of first direction arrangement and the groove setting interlaced with each other that arranges of second direction.
In one embodiment, the angle of described first direction and described second direction is arbitrarily angled.
In one embodiment, described first direction and described second direction and described liquid crystal display angle be arbitrarily angled.
The technical scheme that the embodiment of the application provides can comprise following beneficial effect: visual angle of liquid crystal display of the present invention is broad, and the opposite side of main perspective does not have dead angle, can realize arbitrarily angled viewing.In addition, production of liquid crystal displays technique of the present invention is simple, cost is low, low in energy consumption.
Should be understood that, it is only exemplary and explanatory that above general description and details hereinafter describe, and can not limit the application.
Accompanying drawing explanation
In order to be illustrated more clearly in the embodiment of the present invention or technical scheme of the prior art, be briefly described to the accompanying drawing used required in embodiment or description of the prior art below, apparently, accompanying drawing in the following describes is only some embodiments of the present invention, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.
Fig. 1 is the diagrammatic cross-section of the liquid crystal display of the embodiment of the present invention;
Fig. 2 is the groove distribution schematic diagram in the ITO of the liquid crystal display of one embodiment of the invention;
Fig. 3 A and Fig. 3 B is the principle of work schematic diagram of the liquid crystal display of the embodiment of the present invention;
Fig. 4 A and Fig. 4 B is the arrangement schematic diagram of the liquid crystal 5 in the liquid crystal display of the embodiment of the present invention;
Fig. 5 is the groove distribution schematic diagram in the ITO of the liquid crystal display of another embodiment of the present invention.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, be clearly and completely described the technical scheme in the embodiment of the present invention, obviously, described embodiment is only the present invention's part embodiment, instead of whole embodiments.Based on the embodiment in the present invention, those of ordinary skill in the art, not making the every other embodiment obtained under creative work prerequisite, belong to the scope of protection of the invention.
As shown in Figure 1, the embodiment of the present invention provides a kind of liquid crystal display, and described liquid crystal display comprises: upper glass 2, lower-glass 8, upper ITO (tin indium oxide) 4, lower ITO10, upper PI (gather and wash imines) 3, lower PI9, supporter 6 and liquid crystal 5.
Upper glass 2 is arranged on the top of lower-glass 8, and supporter 6 is arranged on the both sides between glass 2 and lower-glass 8, upper glass 2 and lower-glass 8 is bonded together by supporter 6.By the spaced apart seal cavity of upper glass 2 with lower-glass 8, sealing space sealing has liquid crystal 5.Further, in sealing space, lower ITO10 is arranged on lower-glass 8, and lower PI9 is arranged on lower ITO10; Upper ITO4 arranges under glass 2, and upper PI3 is arranged under ITO4.
As described in Figure 1, liquid crystal display also comprises: upper polaroid 1 and lower polaroid 7, upper polaroid 1 is arranged on glass 8, and lower polaroid 7 is arranged under lower-glass 8.
In order to solve in prior art, to fly visual angle of liquid crystal display narrower, and the opposite side of main perspective has the problem at dead angle, multiple groove is provided with in each pixel corresponding on lower ITO10, or be provided with multiple groove in each pixel corresponding on upper ITO4, in Fig. 1, illustrate only the situation being provided with multiple groove in each pixel corresponding on lower ITO10.For the situation being provided with multiple groove in each pixel corresponding on upper ITO4, in liquid crystal display, miscellaneous part is identical with Fig. 1, unique difference is, multiple groove is provided with in each pixel corresponding on upper ITO4, and in each pixel corresponding on lower ITO10, groove is not set, repeat no more.
In one embodiment, multiple grooves of lower ITO10 are evenly distributed on lower ITO10.Be uniformly distributed and mean that the arrangement mode between multiple groove is not rambling, but according to the regular arrangement of specific mode.The application is not limited to evenly distributed mode, and such as multiple groove can arrange arbitrarily.
For being uniformly distributed, the embodiment of the present application can have various arrangement mode, illustrates respectively below.
In one embodiment, as shown in Figure 2, multiple groove comprises: multirow groove 201 and multiple row groove 202, and row groove 201 is mutually vertical with row groove 202.Row groove 201 and row groove 202 are crisscross arranged, and are not connected between row groove 201 with row groove 202.
Contain multiple pixel in liquid crystal display, for convenience of description, Fig. 2 illustrate only row groove in four pixels and row groove, and each pixel is rectangle, and four of rectangle limits are parallel with four limits of liquid crystal display respectively.Angle between the direction of row groove 201 and the limit of liquid crystal display can be 0 degree of arbitrarily angled in 180 degree.
Preferably, the capable groove of Fig. 2 201 is parallel with a limit of liquid crystal display, and row groove 202 is vertical with this limit of liquid crystal display.
Preferably, the capable groove 201 of Fig. 2 is 45 degree with the angle on a limit of liquid crystal display, and row groove 202 is 145 degree with the angle on this limit of liquid crystal display.
Preferably, the capable groove of Fig. 2 201 is vertical with a limit of liquid crystal display, and row groove 202 is parallel with this limit of liquid crystal display.
Liquid crystal display shown in Fig. 1 is the tangent plane schematic diagram of the liquid crystal display of the embodiment of the present invention, cooks tangent plane along the A-A direction shown in Fig. 2, just can obtain the tangent plane schematic diagram of liquid crystal display as shown in Figure 1.As shown in Figure 1, have opening 11 between adjacent lower ITO10, this opening 11 is row groove 201 or row groove 202 in Fig. 2.It should be noted that, the width of the row groove shown in Fig. 1 or the display of row groove is only signal, and its developed width is not described, as seen from Figure 2, the size of the lower ITO that row groove or row groove separate obviously is greater than the width of row groove or row groove.
Fig. 3 A and Fig. 3 B is the principle of work schematic diagram of liquid crystal display of the present invention, illustrate only the parts such as glass, ITO and liquid crystal, the miscellaneous part in not shown Fig. 1 in Fig. 3 A and Fig. 3 B.In addition, label 12 represents the thickness of box.Fig. 3 A shows the principle of work being provided with the liquid crystal display of multiple groove in each pixel corresponding on lower ITO10, as shown in Figure 3A, lower ITO10 there is the cross of many even branches to interlock groove, due in the trench without ITO, in LCD ignition, groove place is without electric field action, and liquid crystal 5 is by having the place of actual ITO to form oblique electric field effect in upper ITO4 and lower ITO10, liquid crystal 5, to the oblique arrangement in various direction, realizes wide viewing angle.Fig. 3 B shows the principle of work being provided with the liquid crystal display of multiple groove in each pixel corresponding on upper ITO4, as shown in Figure 3 B, upper ITO4 there is the cross of many even branches to interlock groove, due in the trench without ITO, in LCD ignition, groove place is without electric field action, and liquid crystal 5 forms oblique electric field effect by there being the place of actual ITO in upper and lower ITO10 and ITO4, liquid crystal 5, to the oblique arrangement in various direction, realizes wide viewing angle.
In order to how realize wide viewing angle in clearer explanation Fig. 3, please refer to Fig. 4 A and Fig. 4 B.As shown in Figure 4 A, the present invention is in the not alive situation of LCD, and liquid crystal 5 is in homeotropic state, and LCD is without display.As shown in Figure 4 B, in the alive situation of LCD, liquid crystal 5 is to the oblique arrangement in various direction.
Preferably, the width (gap) of row groove or row groove is 3um-30um, and under this size, visual angle is wider, and picture effect is better.
In one embodiment, as shown in Figure 5, multiple groove comprises: the many groups of grooves 501 along first direction arrangement and the many groups of grooves 502 along second direction arrangement, and along groove 502 setting interlaced with each other that the groove 501 that first direction arranges arranges with second direction.Often the groove 501 that arranges along first direction of group in the same direction, and parallel with the groove 501 that other group arranges along first direction.Often the groove 502 that arranges along second direction of group in the same direction, and parallel with the groove 502 that other group arranges along second direction.
The angle a of first direction and described second direction is 0 degree to 180 degree arbitrarily angled, and first direction and second direction and liquid crystal display angle be 0 degree to 180 degree arbitrarily angled.
Trench design in Fig. 5 also meets the principle of work as shown in Fig. 3 A and Fig. 3 B and Fig. 4 A and Fig. 4 B, due in the trench without ITO, in LCD ignition, groove place is without electric field action, liquid crystal 5 is by having the place of actual ITO to form oblique electric field effect in upper ITO4 and lower ITO10, liquid crystal 5, to the oblique arrangement in various direction, realizes wide viewing angle.As shown in Figure 4 A, in the not alive situation of LCD, liquid crystal 5 is in homeotropic state, and LCD is without display.As shown in Figure 4 B, in the alive situation of LCD, liquid crystal 5 is to the oblique arrangement in various direction.
Preferably, the width (gap) of row groove or row groove is 3um-30um, and under this size, visual angle is wider, and picture effect is better.
Visual angle of liquid crystal display of the present invention is broad, and the opposite side of main perspective does not have dead angle, can realize arbitrarily angled viewing.In addition, production of liquid crystal displays technique of the present invention is simple, cost is low, low in energy consumption.
Apply specific embodiment in the present invention to set forth principle of the present invention and embodiment, the explanation of above embodiment just understands method of the present invention and core concept thereof for helping; Meanwhile, for one of ordinary skill in the art, according to thought of the present invention, all will change in specific embodiments and applications, in sum, this description should not be construed as limitation of the present invention.

Claims (10)

1. a liquid crystal display, is characterized in that, described liquid crystal display comprises: upper glass, lower-glass, upper ITO, lower ITO, upper PI, lower PI, upper polaroid, lower polaroid, supporter and liquid crystal; Described upper glass is arranged on above lower-glass, and described supporter is arranged on the both sides between described upper glass and lower-glass; Described liquid crystal is sealed with between described upper glass and lower-glass; Described lower ITO is arranged on described lower-glass, and described lower PI is arranged on described lower ITO; Described upper ITO arranges under described upper glass, and described upper PI is arranged under described upper ITO; Described upper polaroid is arranged on described upper glass, and described lower polaroid is arranged on below described lower-glass; Wherein, be provided with in corresponding on described lower ITO each pixel in each pixel corresponding on multiple groove or described upper ITO and be provided with multiple groove.
2. liquid crystal display according to claim 1, is characterized in that, described multiple groove is evenly distributed on described lower ITO.
3. liquid crystal display according to claim 2, is characterized in that, described multiple groove comprises: multirow and multiple row groove, and row groove and row groove are crisscross arranged.
4. liquid crystal display according to claim 3, is characterized in that, described row groove is parallel with a limit of described liquid crystal display.
5. liquid crystal display according to claim 3, is characterized in that, the angle on a limit of described row groove and described liquid crystal display is 45 degree.
6. liquid crystal display according to claim 3, is characterized in that, described row groove is vertical with a limit of described liquid crystal display.
7. liquid crystal display according to claim 3, is characterized in that, the angle on a limit of described row groove and described liquid crystal display is 0 degree to 180 degree.
8. liquid crystal display according to claim 2, it is characterized in that, described multiple groove comprises: the many groups of grooves along first direction arrangement and the many groups of grooves along second direction arrangement, and along the groove of first direction arrangement and the groove setting interlaced with each other that arranges of second direction.
9. liquid crystal display according to claim 8, is characterized in that, the angle of described first direction and described second direction is arbitrarily angled.
10. liquid crystal display according to claim 9, is characterized in that, described first direction and described second direction and described liquid crystal display angle be arbitrarily angled.
CN201510162739.7A 2015-04-08 2015-04-08 Liquid crystal display Pending CN104730751A (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
CN201510162739.7A CN104730751A (en) 2015-04-08 2015-04-08 Liquid crystal display
PCT/CN2016/078834 WO2016161970A1 (en) 2015-04-08 2016-04-08 Liquid crystal display

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201510162739.7A CN104730751A (en) 2015-04-08 2015-04-08 Liquid crystal display

Publications (1)

Publication Number Publication Date
CN104730751A true CN104730751A (en) 2015-06-24

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WO (1) WO2016161970A1 (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2016161970A1 (en) * 2015-04-08 2016-10-13 深圳晶华显示器材有限公司 Liquid crystal display

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Publication number Priority date Publication date Assignee Title
US20050243248A1 (en) * 1998-10-30 2005-11-03 Yea-Sun Yoon Liquid crystal display having wide viewing angle
CN101477280A (en) * 2009-01-15 2009-07-08 汕头超声显示器(二厂)有限公司 Passive driving LCD
CN101634767A (en) * 2009-08-22 2010-01-27 汕头超声显示器(二厂)有限公司 Active driven liquid crystal display

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JP2007293154A (en) * 2006-04-27 2007-11-08 Epson Imaging Devices Corp Liquid crystal display device
JP5472373B2 (en) * 2012-05-17 2014-04-16 凸版印刷株式会社 Liquid crystal display
JP6207264B2 (en) * 2013-07-03 2017-10-04 三菱電機株式会社 Liquid crystal display
KR102127149B1 (en) * 2013-10-01 2020-07-08 삼성디스플레이 주식회사 Liquid crystal display
TWI564638B (en) * 2014-07-18 2017-01-01 友達光電股份有限公司 Pixel structure of display panel
CN104317123B (en) * 2014-10-10 2017-05-03 上海中航光电子有限公司 Pixel structure and manufacturing method thereof, array substrate, display panel and display device
CN104267549B (en) * 2014-10-14 2017-04-12 深圳市华星光电技术有限公司 Liquid crystal display panel and array substrate thereof
CN104730751A (en) * 2015-04-08 2015-06-24 深圳晶华显示器材有限公司 Liquid crystal display

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20050243248A1 (en) * 1998-10-30 2005-11-03 Yea-Sun Yoon Liquid crystal display having wide viewing angle
CN101477280A (en) * 2009-01-15 2009-07-08 汕头超声显示器(二厂)有限公司 Passive driving LCD
CN101634767A (en) * 2009-08-22 2010-01-27 汕头超声显示器(二厂)有限公司 Active driven liquid crystal display

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2016161970A1 (en) * 2015-04-08 2016-10-13 深圳晶华显示器材有限公司 Liquid crystal display

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Application publication date: 20150624