CN101109860A - Panel Used for LCD device - Google Patents

Panel Used for LCD device Download PDF

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Publication number
CN101109860A
CN101109860A CNA2006100617026A CN200610061702A CN101109860A CN 101109860 A CN101109860 A CN 101109860A CN A2006100617026 A CNA2006100617026 A CN A2006100617026A CN 200610061702 A CN200610061702 A CN 200610061702A CN 101109860 A CN101109860 A CN 101109860A
Authority
CN
China
Prior art keywords
panel
alignment mark
liquid crystal
crystal indicator
mark
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.)
Granted
Application number
CNA2006100617026A
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Chinese (zh)
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CN101109860B (en
Inventor
陈明富
钟文凯
庄政道
林士尧
杨弘文
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.)
Innolux Shenzhen Co Ltd
Innolux Corp
Original Assignee
Innolux Shenzhen Co Ltd
Innolux Display Corp
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Publication date
Application filed by Innolux Shenzhen Co Ltd, Innolux Display Corp filed Critical Innolux Shenzhen Co Ltd
Priority to CN2006100617026A priority Critical patent/CN101109860B/en
Publication of CN101109860A publication Critical patent/CN101109860A/en
Application granted granted Critical
Publication of CN101109860B publication Critical patent/CN101109860B/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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Abstract

The invention relates to a panel for a LCD. On the panel, a plurality of unit liquid crystal panels are provided, and at the corners of the panel, positioning marks are provided, wherein, the positioning marks of at least one pair of corners is not symmetric about the geometric center of the panel. The invention can avoid rejection due to wrong cutting position in the cutting/slicing.

Description

The panel that is used for liquid crystal indicator
Technical field
The present invention relates to a kind of panel that is used for liquid crystal indicator.
Background technology
At present, LCD replaces conventional cathode ray tube (the Cathode Ray Tube that is used for counter gradually, CRT) display, and, because characteristics such as the liquid crystal display utensil is light, thin, little, make its be fit to very much be applied in desktop PC, laptop computer, personal digital assistant (Personal Digital Assistant, PDA), in portable phone, TV and multiple office automation and the audio-visual equipment.Liquid crystal panel is its main element, liquid crystal panel generally comprise a thin film transistor base plate, a colored filter substrate and be clipped in this thin film transistor base plate and this colored filter substrate between liquid crystal layer.Be generally and improve the output of making liquid crystal indicator, usually a plurality of thin film transistor base plates distribute on a big mother substrate, and a plurality of colored filter substrates that on another mother substrate, distribute, again this two mother substrate is fitted mutually, form a plurality of unit liquid crystal panel simultaneously, therefore before carrying out successive process, the large stretch of substrate cut after needing to fit becomes a plurality of unit liquid crystal panel.
Cutting/sliver processing procedure is in the LCD manufacture process, big plate base according to product size cut/sliver forms the processing procedure of unit liquid crystal panel.
Seeing also Fig. 1, is a kind of synoptic diagram that is used for the panel 100 of LCD in the prior art.Be distributed with a plurality of unit liquid crystal panel (figure does not show) on this panel 100, and four corners of this panel 100 are respectively arranged with alignment mark A, B, C, D, this alignment mark A, B, C, D are the cross mark of shape unanimity, and the geometric center of its relative this panel 100 is a centrosymmetric structure.When this liquid crystal panel 100 is cut, at first this panel 100 is placed on Cutting platform, again by two electric charges coupling (Charge Couple Device, CCD) image setting element 120 is caught alignment mark A, B, behind these panel 100 location, through sequential operation, carry out cutting process, this panel 100 is cut into a plurality of unit liquid crystal panel.
Yet, the unit liquid crystal panel of this panel 100 is because the wiring on four limits and the setting of drive IC, this unit liquid crystal panel is the non-centrosymmetry structure, these panel 100 relative its geometric centers also are the non-centrosymmetry structure, therefore, in general, when counter plate 100 cut, this line of cut 3 did not overlap with the center line 2 of this panel 100.When this panel 100 is placed on Cutting platform, if because human factor, because of carelessness panel 100 directions are placed mistake, when placement direction has 180 degree counter-rotatings (as shown in Figure 2) when promptly placing, this Charge Coupled Image setting element 120 will capture cross mark C, D, because this alignment mark A, B, C, D is a centrosymmetric structure, this Charge Coupled Image setting element 120 can't be discerned the alignment mark C of the mistake that captures, D, it is according to the wrong alignment mark C that captures, D is with these panel 100 location, although through behind the correct sequential operation, but when carrying out cutting action, still can cut, scrap because of the cutting position mistake causes large-tonnage product because of line of cut 3 ' in mistake.
Summary of the invention
In order to solve panel of the prior art, be necessary to provide a kind of panel that is used for liquid crystal indicator of avoiding causing product rejection because of the cutting position mistake because of the cutting position mistake causes the problem of product rejection.
A kind of panel that is used for liquid crystal indicator is distributed with a plurality of unit liquid crystal panel on this panel, and the corner of this panel is provided with alignment mark, wherein the alignment mark at least one diagonal angle relatively the geometric center of this panel be unsymmetric structure.
Compared with prior art, because the alignment mark at least one diagonal angle of this panel geometric center of this panel relatively is a unsymmetric structure, panel is placed on the Cutting platform, if during this panel placement direction mistake, cutting institute by the cross mark that captures of Charge Coupled Image setting element and the cross mark that should catch inconsistent, this Charge Coupled Image setting element can give a warning at incongruent alignment mark, and can't carry out cutting action, avoid scrapping because of the cutting position mistake causes large-tonnage product.
Description of drawings
Fig. 1 is the panel synoptic diagram that a kind of prior art is used for liquid crystal indicator.
Fig. 2 is the synoptic diagram of the different placement directions of panel shown in Figure 1.
Fig. 3 is the first embodiment synoptic diagram of the present invention's panel of being used for liquid crystal indicator.
Fig. 4 is the second embodiment synoptic diagram of the present invention's panel of being used for liquid crystal indicator.
Fig. 5 is the 3rd an embodiment synoptic diagram of the present invention's panel of being used for liquid crystal indicator.
Fig. 6 is the 4th an embodiment synoptic diagram of the present invention's panel of being used for liquid crystal indicator.
Embodiment
Please refer to Fig. 3, is the first embodiment synoptic diagram of the present invention's panel of being used for liquid crystal indicator.This is used for being distributed with on the panel 200 of liquid crystal indicator a plurality of unit liquid crystal panel (figure does not show), and four corners of this panel 200 are respectively arranged with alignment mark A1, B1, C1, D1, among this alignment mark A1, B1, C1, the D1, alignment mark A1, C1, D1 are shape, cross mark of the same size, this alignment mark B1 is a triangular shape, and this alignment mark A1, B1, C1, D1 are identical apart from the distance of the geometric center of this panel 200.When this panel 200 is cut, at first this panel 200 is placed on Cutting platform, again by two electric charges coupling (Charge CoupleDevice, CCD) image setting element 220 is caught alignment mark A1, B1, behind these panel 200 location, through sequential operation, carry out cutting process, this panel 200 is cut into a plurality of unit liquid crystal panel.
Compared with prior art, because this alignment mark B1 is a triangular shape, then alignment mark B1, the C1 at a diagonal angle is unsymmetric structure, when then this panel 200 being placed on Cutting platform, if panel 200 placement directions are correct, then this Charge Coupled Image setting element 220 will capture correct alignment mark A1, B1, behind location and correct sequential operation, and the execution cutting action.If because human factor, because of carelessness panel 200 directions are placed mistake, placement direction has 180 degree counter-rotatings when promptly placing, this Charge Coupled Image setting element 220 will capture alignment mark C1, D1, because this alignment mark C1, D1 and this alignment mark A1, B1 are inconsistent, then this Charge Coupled Image setting element 220 will give a warning at inconsistent alignment mark, and can't carry out cutting process, avoids causing a large amount of product rejections because of wrong cutting position.
Please refer to Fig. 4, is the second embodiment synoptic diagram of the present invention's panel of being used for liquid crystal indicator.This difference that is used for the panel that is used for liquid crystal indicator 200 of the panel 300 of liquid crystal indicator and first embodiment is: this alignment mark C2 is a rectangle.
Please refer to Fig. 5, is the 3rd embodiment synoptic diagram of the present invention's panel of being used for liquid crystal indicator.This difference that is used for the panel that is used for liquid crystal indicator 300 of the panel 400 of liquid crystal indicator and second embodiment is: this alignment mark D3 is for circular.
Please refer to Fig. 6, is the 4th embodiment synoptic diagram of the present invention's panel of being used for liquid crystal indicator.This difference that is used for the panel that is used for liquid crystal indicator 200 of the panel 500 of liquid crystal indicator and first embodiment is: this alignment mark A4, B4, C4, D4 is a size, the cross mark of shape unanimity, and this alignment mark D4 is different apart from the distance of the geometric center of this panel 500 with this alignment mark A4, be alignment mark A4, D4 is a unsymmetric structure, therefore, when this Charge Coupled Image setting element 220 captures wrong alignment mark C4, during D4, because this alignment mark C4, D4 and this alignment mark A4, B4 is inconsistent, then this Charge Coupled Image setting element will give a warning at inconsistent alignment mark, and can't carry out cutting process, thereby avoid causing a large amount of product rejections because of wrong cutting position.
Yet it is described that this panel that is used for liquid crystal indicator is not limited to above-mentioned embodiment, and for example: this alignment mark also can be the identical but mark that varies in size of face shaping; This be used for liquid crystal indicator panel four corners alignment mark if wherein the alignment mark at least one diagonal angle relatively the geometric center of this panel be unsymmetric structure; It can be variform alignment mark; It also can be the asymmetric identical shaped alignment mark in position; Also can be shape, size and position alignment mark all inequality simultaneously; Design can be changed as required in the size of this alignment mark, shape and position, and it is described to be not limited to above-mentioned embodiment.

Claims (7)

1. a panel that is used for liquid crystal indicator is distributed with a plurality of unit liquid crystal panel on this panel, and the corner of this panel is provided with alignment mark, it is characterized in that: the alignment mark at least one diagonal angle geometric center of this panel relatively is a unsymmetric structure.
2. the panel that is used for liquid crystal indicator as claimed in claim 1 is characterized in that: the face shaping of this alignment mark is identical, the position of the alignment mark at least one diagonal angle apart from the geometric center of this panel apart from difference.
3. the panel that is used for liquid crystal indicator as claimed in claim 1 is characterized in that: the face shaping difference of the alignment mark at least one diagonal angle, the position of this alignment mark is identical apart from the geometric center distance of this panel.
4. the panel that is used for liquid crystal indicator as claimed in claim 3 is characterized in that: the alignment mark at a diagonal angle is respectively cruciform mark and triangular shape mark.
5. the panel that is used for liquid crystal indicator as claimed in claim 3 is characterized in that: the alignment mark at a diagonal angle is respectively rectangular-shaped mark and triangular shape mark.
6. the panel that is used for liquid crystal indicator as claimed in claim 3 is characterized in that: this alignment mark is respectively rectangle marked and circular mark.
7. the panel that is used for liquid crystal indicator as claimed in claim 1 is characterized in that: this alignment mark face shaping is identical, the varying in size of this alignment mark.
CN2006100617026A 2006-07-19 2006-07-19 Panel Used for LCD device Active CN101109860B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN2006100617026A CN101109860B (en) 2006-07-19 2006-07-19 Panel Used for LCD device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN2006100617026A CN101109860B (en) 2006-07-19 2006-07-19 Panel Used for LCD device

Publications (2)

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CN101109860A true CN101109860A (en) 2008-01-23
CN101109860B CN101109860B (en) 2010-09-29

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Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101890613A (en) * 2009-05-23 2010-11-24 鸿富锦精密工业(深圳)有限公司 Processing method of alignment mark and workpiece with alignment mark
WO2013078706A1 (en) * 2011-11-29 2013-06-06 深圳市华星光电技术有限公司 Identification code printing method and printing device
CN101844864B (en) * 2009-03-24 2013-08-28 北京京东方光电科技有限公司 Glass substrate and cutting method thereof
US8823998B2 (en) 2011-11-29 2014-09-02 Shenzhen China Star Optoelectronics Technology Co., Ltd. Identification code printing method and printing apparatus
CN105005161A (en) * 2015-08-10 2015-10-28 深圳晶华显示器材有限公司 Mistake proofing crimping production method of display panel, structure of display panel, and display panel
CN105652484A (en) * 2016-03-29 2016-06-08 深圳市华星光电技术有限公司 Method for cutting liquid crystal display panel
CN109031745A (en) * 2018-08-31 2018-12-18 武汉华星光电半导体显示技术有限公司 Display module to be cut and preparation method thereof
CN110568734A (en) * 2019-08-26 2019-12-13 武汉华星光电技术有限公司 display panel exposure alignment method and display panel

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
TW543787U (en) * 1996-03-29 2003-07-21 Toshiba Corp Liquid crystal display apparatus

Cited By (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101844864B (en) * 2009-03-24 2013-08-28 北京京东方光电科技有限公司 Glass substrate and cutting method thereof
CN101890613B (en) * 2009-05-23 2013-08-21 鸿富锦精密工业(深圳)有限公司 Processing method of alignment mark and workpiece with alignment mark
CN101890613A (en) * 2009-05-23 2010-11-24 鸿富锦精密工业(深圳)有限公司 Processing method of alignment mark and workpiece with alignment mark
WO2013078706A1 (en) * 2011-11-29 2013-06-06 深圳市华星光电技术有限公司 Identification code printing method and printing device
US8823998B2 (en) 2011-11-29 2014-09-02 Shenzhen China Star Optoelectronics Technology Co., Ltd. Identification code printing method and printing apparatus
CN105005161B (en) * 2015-08-10 2018-05-15 深圳晶华显示器材有限公司 Mistake proofing crimping production method, structure and the display panel of display panel
CN105005161A (en) * 2015-08-10 2015-10-28 深圳晶华显示器材有限公司 Mistake proofing crimping production method of display panel, structure of display panel, and display panel
CN105652484A (en) * 2016-03-29 2016-06-08 深圳市华星光电技术有限公司 Method for cutting liquid crystal display panel
WO2017166397A1 (en) * 2016-03-29 2017-10-05 深圳市华星光电技术有限公司 Manufacturing method for liquid crystal panel
US10293508B2 (en) 2016-03-29 2019-05-21 Shenzhen China Star Optoelectronics Technology Co., Ltd Cutting method of liquid crystal panel
CN109031745A (en) * 2018-08-31 2018-12-18 武汉华星光电半导体显示技术有限公司 Display module to be cut and preparation method thereof
CN109031745B (en) * 2018-08-31 2021-06-25 武汉华星光电半导体显示技术有限公司 Display module to be cut and manufacturing method thereof
CN110568734A (en) * 2019-08-26 2019-12-13 武汉华星光电技术有限公司 display panel exposure alignment method and display panel
CN110568734B (en) * 2019-08-26 2021-10-26 武汉华星光电技术有限公司 Display panel exposure alignment method and display panel

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