CN1175703A - Liquid crystal display - Google Patents
Liquid crystal display Download PDFInfo
- Publication number
- CN1175703A CN1175703A CN97116218A CN97116218A CN1175703A CN 1175703 A CN1175703 A CN 1175703A CN 97116218 A CN97116218 A CN 97116218A CN 97116218 A CN97116218 A CN 97116218A CN 1175703 A CN1175703 A CN 1175703A
- Authority
- CN
- China
- Prior art keywords
- vacant
- transparency electrode
- opening
- color filter
- sealing frame
- 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
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- G—PHYSICS
- G02—OPTICS
- G02F—OPTICAL 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
- G02F1/00—Devices 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
- G02F1/01—Devices 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
- G02F1/13—Devices 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
- G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
- G02F1/1333—Constructional arrangements; Manufacturing methods
- G02F1/1341—Filling or closing of cells
-
- G—PHYSICS
- G02—OPTICS
- G02F—OPTICAL 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
- G02F1/00—Devices 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
- G02F1/01—Devices 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
- G02F1/13—Devices 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
- G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
- G02F1/1333—Constructional arrangements; Manufacturing methods
- G02F1/1335—Structural association of cells with optical devices, e.g. polarisers or reflectors
- G02F1/133509—Filters, e.g. light shielding masks
- G02F1/133514—Colour filters
-
- G—PHYSICS
- G02—OPTICS
- G02F—OPTICAL 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
- G02F1/00—Devices 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
- G02F1/01—Devices 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
- G02F1/13—Devices 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
- G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
- G02F1/1333—Constructional arrangements; Manufacturing methods
- G02F1/1339—Gaskets; Spacers; Sealing of cells
-
- G—PHYSICS
- G02—OPTICS
- G02F—OPTICAL 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
- G02F1/00—Devices 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
- G02F1/01—Devices 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
- G02F1/13—Devices 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
- G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
- G02F1/1333—Constructional arrangements; Manufacturing methods
- G02F1/1343—Electrodes
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- Physics & Mathematics (AREA)
- Nonlinear Science (AREA)
- Mathematical Physics (AREA)
- Chemical & Material Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Liquid Crystal (AREA)
Abstract
An LCD device includes a first base plate and a second base plate; the first base plate and the second base plate are mutually opposite and connected through a seal frame; the liquid crystal is injected through an opening formed by the gap of the seal frame; the first base plate consists of a black light shield for shading, a color filter and a transparent electrode for display orderly arranged on the transparent base plate; each is provided with a vacant part and all the vacant parts are arranged in the opening. The device can avoid the difference between the thickness in the opening and the thickness near the opening; therefore, the device can achieve the uniformity of the suction volume of the sealing material.
Description
The present invention relates to liquid crystal indicator (LCD), particularly color liquid crystal display arrangement.
Below in conjunction with Fig. 3,4, existing color liquid crystal display arrangement is described simply:
Fig. 3 is the planimetric map of available liquid crystal display device, and Fig. 4 is the three-dimensional exploded view of available liquid crystal display device, shows each layer.As shown in Figure 4, the common color filter 3 that is used for the available liquid crystal display device is by a plurality of one the first colour TV test pattern on the glass substrate 1 for example red test figure, green test pattern and blue test patterns of being arranged on, and between described a plurality of colour charts and the black light shield of viewing area periphery (for example black etc.) 2 constitute, to improve contrast.Because the bed thickness difference of each colour chart can produce jump on these colour charts.In order to repair jump, a transparent resin layer for example acrylate resin layer is applied on a plurality of colour charts to form an overlayer, forms layer of transparent common electrode (common ITO) 6 then on this overlayer again.
Like this, the first substrate FS of color liquid crystal display arrangement has formed, and this first substrate (chromatic color filter base) FS is faced mutually with the second substrate SS that is made of transparency electrode part (the ITO part) 9 that is formed on the one second glass substrate 1A.After this, utilize cementing agent or encapsulant (hereinafter referred to as " seal or sealing frame ") 7 that the second substrate SS and the first substrate FS are connected together, and form a space (not shown) between two substrates, (FS forms a gap between SS) at first and second substrates simultaneously.The liquid crystal (not shown) is injected in the described space by the opening 7A of encapsulant, and this space is closed then.The available liquid crystal LCD display devices has so just formed.In addition,, be provided with the encapsulant of point-like, thereby form the sealing 7B of some shape in the inside of opening 7A.
In order to improve the display quality of available liquid crystal display device, black quilt is more and more as the black light shield.
For shading better, there is the black light shield to cover at the peripheral part of display device, whole peripheral parts of whole like this device are just covered by light shield.In this case, the edge of black light shield 2 is generally along the inside edge of seal 7, and vacant 4 of color filter and vacant (ITO dummy) 5 of transparency electrode are positioned at it down.Vacant 4 and vacant 5 inside edge that only extends to seal of transparency electrode of color filter, so after the opening 7A that is used to inject liquid crystal is closed by closed material, be difficult to make the spacing in opening 7A place and near gap thereof to be consistent, thereby reduced the display quality of display device.And, if this gap is uneven, then be difficult to the suction volume of control closed material, therefore, will influence display quality because too much suction or suction are not enough.
For avoiding existing apparatus because the problems referred to above that inhomogeneity caused in opening part gap the objective of the invention is to propose a kind of liquid crystal indicator, the suction volume of closed material wherein can quantitatively be controlled.
First embodiment according to the invention, a kind of liquid crystal indicator is proposed here, comprise first substrate and second substrate as colour filtering chip basic board, described first substrate and second substrate link together toward each other and by the sealing frame that is clipped between them, liquid crystal is injected into by the opening that breach constituted by described sealing frame, it is characterized in that: described first substrate constitutes by being placed on the black light shield, the color filter that are used for shading on the transparency carrier and the transparency electrode that is used to show successively; Have a part as vacant portion respectively with each of described black light shield, described color filter and described transparency electrode, these vacant portions are arranged in the described opening that breach constituted by the described sealing frame of being implanted.
In the device according to second embodiment of the present invention, described sealing frame is a column shape, and has the breach that constitutes opening, and the vacant portion of described black light shielding part, described color filter and described transparency electrode stretches in the described opening.
In the device according to the 3rd embodiment of the present invention, each of described black light shield, described color filter and described transparency electrode all extends in the inside edge of described sealing frame, and has only their vacant portion to extend into described opening part.
In the device according to the 4th embodiment of the present invention, described device also comprises: vacant of one first color filter, comprise a plurality of vacant bodies that are arranged on around the color filter, and the vacant portion of described first color filter extends in the inside edge of described sealing frame; With vacant of one second color filter, comprise a plurality of vacant body as vacant portion.
In the device according to the 5th embodiment of the present invention, the vacant portion of described transparency electrode is arranged on an end of close at least described transparency electrode, and stretches to the inside edge of described sealing frame; And the vacant portion of one of them or one of them transparency electrode of the vacant portion of each transparency electrode has an extension, is positioned at described opening part.
According to embodiments of the invention, owing to all have vacant portion on black light shield, color filter and the transparency electrode, and these vacant all stretched into described opening, therefore avoided at the different thickness differences that cause with near the thickness the opening of the thickness of opening part.Therefore, can obtain the homogeneity of the suction volume of closed material, the problem that prior art is brought because of inhomogenous gap is avoided.
Embodiments of the present invention is described in detail below in conjunction with accompanying drawing.
Fig. 1 is the three-dimensional exploded view of liquid crystal indicator of the present invention, shows each layer.
Fig. 2 is the planimetric map of liquid crystal indicator of the present invention.
Fig. 3 is the planimetric map of available liquid crystal display device.
Fig. 4 is the three-dimensional exploded view of available liquid crystal display device, shows each layer.
Fig. 1 is the three-dimensional exploded view of the liquid crystal indicator of a preferred embodiment of the present invention, shows each layer, and Fig. 2 is the planimetric map of liquid crystal indicator of the present invention.Fig. 1 and 2 is corresponding with Fig. 3 of existing apparatus and 4 respectively.Fig. 1,2 and Fig. 3,4 in, remove outside the different parts, identical parts will mark with identical label.
Liquid crystal indicator LCD as described in Figure 1 comprises a pair of substrate, and wherein the first substrate FS and the second substrate SS are connected together by the sealing frame 7 that is clipped between them.Black light shield 2 is arranged in sealing frame 7 and extends to sealing frame 7, but not sealed 7 presses.In prior art shown in Figure 3, as vacant (the ITO dummy) 5 of transparency electrode of vacant (dummy) of common electrode 6, all be positioned in the inside edge of sealing frame 7 as vacant 4 of the color filter and the black light shield of the vacant portion of color filter 3.In the prior art, the configuration not specified (NS) of parts 5,4,2, and opening 7A is arranged on the imaginary potted line that links to each other with two opposite ends of sealing frame 7, and as shown in Figure 3, vacant 5 of transparency electrode, vacant 4 of color filter and black light shield 2 all are placed in the inboard of imaginary potted line.Therefore, at opening 7A place, do not have vacant 5,4 and black light shield 2.And in the prior art because vacant 5,4 and black light shield 2 only stretch near in the position rather than opening 7A of opening 7A, therefore the thickness at opening 7A place is different with opening 7A thickness on every side.Because in place along sealing frame 7, all have vacant 5,4 and black light shield 2, and comprise seal section 7B place in the place of opening 7A, all do not have above-mentioned vacant etc., so gap between first substrate and second substrate (FS, SS), along the local of sealing frame 7 with between opening 7A place, can not keep homogeneous thickness, therefore caused uneven clearance issues.
For addressing the above problem, the inventor is by with vacant 5,4 and black light shield 2 is placed on opening 7A place and around the position of opening 7A, thereby makes in the layer structure at opening 7A place identical with the layer structure of the display part at close opening 7A place.
Specifically, as shown in Figure 1, transparency electrode (common ITO) 6 is vacant 5 of transparency electrode in other words, has an extension 5B, and this extension 5B extends along the length direction of above-mentioned electrode, and stretches among the opening 7A.As preferably, extension 5B just in time is located among the opening 7A.For color filter 4, also have vacant 4A of an independent color filter.Vacant 4A also just in time stretches into and is located among the opening 7A.Similarly, also be provided with an extension at vacant 2A place of black light shielding part, this extension stretches among the opening 7A as the part of black light shield 2.As preferably, vacant 2A of black light shield just in time is located among the opening 7A.
Taking this, because parts 6,5,4 and 2 have extension 5B, 5B, 4A, the 2A that is located among the opening 7A respectively, is homogeneous in the layer structure at opening 7A place with in the layer structure of the periphery of display part therefore.Therefore, at opening 7A place with along the place of sealing frame 7, the gap between first and second substrates is uniformly, thereby the problem that the heterogeneity gap is brought is avoided.And, owing near opening 7A, there is not thickness difference, the control that sucks volume has been become easily.
Table 1 is depicted as a result of experiment, is used to illustrate effect of the present invention.In experiment, used 100 according to the present invention sample and 100 samples of the LCD of (Fig. 1) according to the LCD of prior art (Fig. 4).The result of table 1 demonstrates respectively, in sample of the present invention, and the sample size of gap homogeneity difference and the sample size of imbedibility difference and in the sample of prior art, the sample size of gap homogeneity difference and the sample size of imbedibility difference.Table 1:
In all samples of sample type in all samples of homogeneity difference imbedibility poor
The sample size/sum of sample size/sum
LCD 0/,100 0/100 according to Fig. 1
LCD 34/,100 21/100 according to Fig. 4
As shown in table 1, according to embodiments of the invention, can successfully avoid the shortcoming of its opening part gap lack of homogeneity and the homogeneity of suction volume to be improved.
Should be appreciated that the present invention can also have a variety of improvement, this improvement all can be limited in the appended claim book.
Claims (6)
1, a kind of liquid crystal indicator, comprise first substrate and second substrate as colour filtering chip basic board, described first substrate and second substrate link together toward each other and by the sealing frame that is clipped between them, liquid crystal is injected into by the opening that breach constituted by described sealing frame, it is characterized in that:
Described first substrate constitutes by being placed on the black light shield, the color filter that are used for shading on the transparency carrier and the transparency electrode that is used to show successively; With
Each of described black light shield, described color filter and described transparency electrode has a vacant portion respectively, and these vacant portions are arranged in the described opening that breach constituted by the described sealing frame of being implanted.
2, device as claimed in claim 1 is characterized in that, described sealing frame is a column shape, and has the breach that constitutes opening, and the vacant portion of described black light shielding part, described color filter and described transparency electrode stretches in the described opening.
3, device as claimed in claim 2 is characterized in that, each of described black light shield, described color filter and described transparency electrode all extends in the inside edge of described sealing frame, and has only their vacant portion to extend into described opening part.
4, device as claimed in claim 3 is characterized in that, described device also comprises:
Vacant of one first color filter comprises a plurality of vacant bodies that are arranged on around the color filter, and the vacant portion of described first color filter extends in the inside edge of described sealing frame;
Vacant of one second color filter comprises a plurality of vacant body as vacant portion.
5, device as claimed in claim 3 is characterized in that, the vacant portion of described transparency electrode is arranged on an end of close at least described transparency electrode, and stretches to the inside edge of described sealing frame; And,
The vacant portion of one of them or one of them transparency electrode of the vacant portion of each transparency electrode has an extension, is positioned at described opening part.
6, device as claimed in claim 4 is characterized in that, the vacant portion of described transparency electrode is arranged on an end of close at least described transparency electrode, and stretches to the inside edge of described sealing frame; And,
The vacant portion of one of them or one of them transparency electrode of the vacant portion of each transparency electrode has an extension, is positioned at described opening part.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP230865/96 | 1996-08-30 | ||
| JP8230865A JPH1073830A (en) | 1996-08-30 | 1996-08-30 | Liquid crystal display |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN1175703A true CN1175703A (en) | 1998-03-11 |
Family
ID=16914524
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN97116218A Pending CN1175703A (en) | 1996-08-30 | 1997-08-28 | Liquid crystal display |
Country Status (3)
| Country | Link |
|---|---|
| JP (1) | JPH1073830A (en) |
| KR (1) | KR19980018574A (en) |
| CN (1) | CN1175703A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101460889B (en) * | 2006-06-28 | 2012-07-04 | 京瓷株式会社 | Member for liquid crystal display panels, liquid crystal display panel using same, and liquid crystal display |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP4363723B2 (en) * | 1999-09-02 | 2009-11-11 | 東芝モバイルディスプレイ株式会社 | Liquid crystal display |
| KR100448044B1 (en) * | 2000-12-01 | 2004-09-10 | 비오이 하이디스 테크놀로지 주식회사 | Liquid crystal panel structure |
| JP2011175089A (en) * | 2010-02-24 | 2011-09-08 | Citizen Finetech Miyota Co Ltd | Liquid crystal display element |
| CN104360531A (en) * | 2014-11-27 | 2015-02-18 | 深圳市华星光电技术有限公司 | Display panel and display device |
-
1996
- 1996-08-30 JP JP8230865A patent/JPH1073830A/en active Pending
-
1997
- 1997-08-11 KR KR1019970038203A patent/KR19980018574A/en not_active Application Discontinuation
- 1997-08-28 CN CN97116218A patent/CN1175703A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101460889B (en) * | 2006-06-28 | 2012-07-04 | 京瓷株式会社 | Member for liquid crystal display panels, liquid crystal display panel using same, and liquid crystal display |
Also Published As
| Publication number | Publication date |
|---|---|
| KR19980018574A (en) | 1998-06-05 |
| JPH1073830A (en) | 1998-03-17 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C01 | Deemed withdrawal of patent application (patent law 1993) | ||
| WD01 | Invention patent application deemed withdrawn after publication |