CN202149999U - Thin film transistor-liquid crystal display panel - Google Patents
Thin film transistor-liquid crystal display panel Download PDFInfo
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- CN202149999U CN202149999U CN201120288494U CN201120288494U CN202149999U CN 202149999 U CN202149999 U CN 202149999U CN 201120288494 U CN201120288494 U CN 201120288494U CN 201120288494 U CN201120288494 U CN 201120288494U CN 202149999 U CN202149999 U CN 202149999U
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- array substrate
- common electrode
- tft array
- electrode layer
- membrane substrates
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Abstract
An embodiment of the utility model provides a thin film transistor-liquid crystal display panel, relates to the field of manufacturing of thin film transistor-liquid crystal displays, is capable of avoiding short-circuit caused by breakdown of passivation layers due to static electricity accumulation and release of conducting spheres, and accordingly has guaranteed quality. The thin film transistor-liquid crystal display panel comprises a TFT (thin film transistor) array substrate and a colored-film substrate, the TFT array substrate and the colored-film substrate are bonded with each other through sealant containing the conducting spheres, and the conducting spheres in the sealant do not contact with the passivation layer on the TFT array substrate and/or a common electrode layer on the colored-film substrate.
Description
Technical field
The utility model relates to LCD and makes the field, relates in particular to a kind of liquid crystal display panel of thin film transistor.
Background technology
At present; In the production process of TFT-LCD (Thin Film Transistor-Liquid Crystal Display, thin film field-effect LCD), in order to enhance productivity; A lot of products adopt conducting sphere (Au ball in technological design; Generally be at plastic material outer wrap nickel (Ni) and gold (Au) layer) technology, conducting sphere can replace traditional conductive silver glue technology, when playing color film public electrode of conducting and the effect of array base palte public electrode; Can also reduce processing step, enhance productivity.In the general technology design process; Conducting sphere directly is entrained in the envelope frame glue and is coated with, and conducting sphere forms dispersed particle in envelope frame glue, be assembled in the box process at array base palte and color membrane substrates; The conducting sphere particle is squeezed; Form conduction electrode, be similar to the elargol conductive electrode in the general molding process, the effect of conductive electrode is color film public electrode of conducting and array base palte public electrode.
In the production of TFT LCD at present, in the transportation, inevitably can produce the static that instantaneous voltage reaches kilovolt magnitude; Bigger electric current can be produced, when conducting sphere is squeezed, also certain static can be produced; And glass substrate belongs to nonconductor; Static is difficult to discharge, and electrostatic accumulation and static discharge process are easy to cause passivation layer (PVX) breakdown, causes data cable lead wire and color film public electrode through the conducting sphere conducting; Form short circuit, cause forming data line bright line or grid line bright line.
The utility model content
The embodiment of the utility model provides a kind of liquid crystal display panel of thin film transistor, can prevent that conducting sphere from because of the accumulation and the release puncture passivation layer of static cause short circuit, having guaranteed product quality.
For achieving the above object, the embodiment of the utility model adopts following technical scheme:
A kind of liquid crystal display panel of thin film transistor; Comprise tft array substrate and color membrane substrates; With containing the envelope frame glue bond of conducting sphere, passivation layer on the conducting sphere in the said envelope frame glue and the said tft array substrate and/or the common electrode layer on the said color membrane substrates do not contact between said tft array substrate and the said color membrane substrates.
On the said color membrane substrates with said tft array substrate on the corresponding common electrode layer in data cable lead wire zone be removed so that passivation layer on the conducting sphere in the said envelope frame glue and the said tft array substrate and/or the common electrode layer on the said color membrane substrates do not contact.
On the said color membrane substrates with said tft array substrate on the corresponding common electrode layer of data cable lead wire be removed so that passivation layer on the conducting sphere in the said envelope frame glue and the said tft array substrate and/or the common electrode layer on the said color membrane substrates do not contact.
On the said color membrane substrates with said tft array substrate on the thickness of the corresponding common electrode layer in data cable lead wire zone be thinner than the thickness of other regional common electrode layer so that passivation layer on the conducting sphere in the said envelope frame glue and the said tft array substrate and/or the common electrode layer on the said color membrane substrates do not contact.
On the said color membrane substrates with said tft array substrate on the thickness of the corresponding common electrode layer of data cable lead wire be thinner than the thickness of other regional common electrode layer so that passivation layer on the conducting sphere in the said envelope frame glue and the said tft array substrate and/or the common electrode layer on the said color membrane substrates do not contact.
The liquid crystal display panel of thin film transistor that the utility model embodiment provides; Through increasing the space in envelope frame glue zone; Conducting sphere is not contacted with common electrode layer on passivation layer and/or the color membrane substrates; And then can prevent that conducting sphere from because of the accumulation and the release puncture passivation layer of static cause short circuit, having guaranteed product quality.
Description of drawings
In order to be illustrated more clearly in the utility model embodiment or technical scheme of the prior art; To do to introduce simply to the accompanying drawing of required use in embodiment or the description of the Prior Art below; Obviously, the accompanying drawing in describing below only is some embodiment of the utility model, for those of ordinary skills; Under the prerequisite of not paying creative work, can also obtain other accompanying drawing according to these accompanying drawings.
Fig. 1 is the structural representation in liquid crystal display panel of thin film transistor data cable lead wire zone in the prior art;
The regional structural representation one of liquid crystal display panel of thin film transistor data cable lead wire that Fig. 2 provides for the utility model embodiment;
The regional structural representation two of liquid crystal display panel of thin film transistor data cable lead wire that Fig. 3 provides for the utility model embodiment;
The regional structural representation three of liquid crystal display panel of thin film transistor data cable lead wire that Fig. 4 provides for the utility model embodiment;
The regional structural representation four of liquid crystal display panel of thin film transistor data cable lead wire that Fig. 5 provides for the utility model embodiment.
Embodiment
To combine the accompanying drawing among the utility model embodiment below, the technical scheme among the utility model embodiment is carried out clear, intactly description, obviously, described embodiment only is the utility model part embodiment, rather than whole embodiment.Based on the embodiment in the utility model, those of ordinary skills are not making the every other embodiment that is obtained under the creative work prerequisite, all belong to the scope of the utility model protection.
Fig. 1 is the structural representation of existing liquid crystal display panel of thin film transistor, comprises tft array substrate 11 and color membrane substrates 18, and tft array substrate 11 fits with the envelope frame glue 15 of color membrane substrates 18 through conductive doped ball 151.Data cable lead wire zone at tft array substrate 11 edges; Data cable lead wire on the tft array substrate 11 zone 13 and common electrode layer 16 on the color membrane substrates 18 part that overlaps scribbles the envelope frame glue 15 that contains conducting sphere 151, has only 14 buffer actions of passivation layer above the data cable lead wire zone 13 this moment.Behind molding process; Conducting sphere 151 is squeezed, and conducting sphere 151 fully contacts with passivation layer 14, and the thickness that in array processes, is formed on the passivation layer 14 on the data cable lead wire zone 13 is about 0.3um; Therefore under the electric field action between data-signal and the common electrode signal; Conducting sphere 151 punctures passivation layer 14 easily, and shown in the position among Fig. 1 19, and then conducting sphere 151 is electrically connected with the data cable lead wire in data cable lead wire zone 13; Cause color membrane substrates public electrode 16 and this data cable lead wire short circuit, it is bad that this display panels is shown.
The liquid crystal display panel of thin film transistor that the utility model embodiment provides, as shown in Figure 2, comprise tft array substrate 11 and color membrane substrates 18, bonding between this tft array substrate 11 and the color membrane substrates 18 with the envelope frame glue 15 that contains conducting sphere 151.On the color membrane substrates 18 with tft array substrate 11 on data cable lead wire zone 13 corresponding common electrode layer 161 be removed so that passivation layer 14 on the conducting sphere 151 in the envelope frame glue 15 and the tft array substrate 11 and/or the common electrode layer 16 on the color membrane substrates 18 do not contact.
Exemplary implementation procedure can be, with mask plate the common electrode layer 16 of color membrane substrates 18 carried out the composition PROCESS FOR TREATMENT, make on the color membrane substrates 18 with tft array substrate 11 on data cable lead wire zone 13 corresponding common electrode layer 161 get rid of fully.
The liquid crystal display panel of thin film transistor that the utility model embodiment provides; Through make on the color membrane substrates with tft array substrate on the corresponding common electrode layer in data cable lead wire zone get rid of fully; Thereby increase the space in envelope frame glue zone; Conducting sphere is not contacted with common electrode layer on passivation layer and/or the color membrane substrates, can prevent that conducting sphere from because of the accumulation of static with discharge and puncture passivation layer and cause short circuit, having guaranteed product quality.
The liquid crystal display panel of thin film transistor that another embodiment of the utility model provides; As shown in Figure 3; Basically with a last embodiment homomorphosis; Just on the color membrane substrates 18 with tft array substrate 11 on data cable lead wire 131 corresponding common electrode layer be removed so that passivation layer 14 on the conducting sphere 151 in the envelope frame glue 15 and the tft array substrate 11 and/or the common electrode layer 16 on the said color membrane substrates 18 do not contact.
Like this; Increased the space of data cable lead wire corresponding region in the envelope frame glue; Conducting sphere is not contacted with common electrode layer on passivation layer and/or the color membrane substrates, can prevent that conducting sphere from because of the accumulation of static with discharge and puncture passivation layer and cause short circuit, having guaranteed product quality.
The liquid crystal display panel of thin film transistor that the another embodiment of the utility model provides, as shown in Figure 4, comprise tft array substrate 11 and color membrane substrates 18, bonding between this tft array substrate 11 and the color membrane substrates 18 with the envelope frame glue 15 that contains conducting sphere 151.On the color membrane substrates 18 with tft array substrate 11 on the thickness of data cable lead wire zone 13 corresponding common electrode layer 162 be thinner than the thickness of other regional common electrode layer 16 so that passivation layer 14 on the conducting sphere 151 in the envelope frame glue 15 and the tft array substrate 11 and/or the common electrode layer 16 on the color membrane substrates 18 do not contact.
Exemplary implementation procedure can be; Utilize half-penetration type mask plate or grey mask plate that the common electrode layer 16 of color membrane substrates 18 is carried out the composition PROCESS FOR TREATMENT, make on the color membrane substrates 18 with tft array substrate 11 on the thickness of data cable lead wire zone 13 corresponding common electrode layer 162 be thinner than the thickness of other regional common electrode layer 16.
The liquid crystal display panel of thin film transistor that the utility model embodiment provides; Through make on the color membrane substrates with tft array substrate on the thickness of the corresponding common electrode layer in data cable lead wire zone be thinner than the thickness of other regional common electrode layer; Thereby increase the space in envelope frame glue zone; Conducting sphere is not contacted with common electrode layer on passivation layer and/or the color membrane substrates, can prevent that conducting sphere from because of the accumulation of static with discharge and puncture passivation layer and cause short circuit, having guaranteed product quality.
The utility model is the liquid crystal display panel of thin film transistor that provides of an embodiment again; As shown in Figure 5; Basically with a last embodiment homomorphosis; Just on the color membrane substrates 18 with tft array substrate 11 on the thickness of data cable lead wire 131 corresponding common electrode layer 162 be thinner than the thickness of other regional common electrode layer 16 so that passivation layer 14 on the conducting sphere 151 in the envelope frame glue 15 and the tft array substrate 11 and/or the common electrode layer 16 on the said color membrane substrates 18 do not contact.
Like this; Increased the space of data cable lead wire corresponding region in the envelope frame glue; Conducting sphere is not contacted with common electrode layer on passivation layer and/or the color membrane substrates, can prevent that conducting sphere from because of the accumulation of static with discharge and puncture passivation layer and cause short circuit, having guaranteed product quality.
The above; Be merely the embodiment of the utility model; But the protection domain of the utility model is not limited thereto; Any technician who is familiar with the present technique field can expect changing or replacement in the technical scope that the utility model discloses easily, all should be encompassed within the protection domain of the utility model.Therefore, the protection domain of the utility model should be as the criterion with the protection domain of said claim.
Claims (5)
1. liquid crystal display panel of thin film transistor; Comprise tft array substrate and color membrane substrates; Use the envelope frame glue bond that contains conducting sphere between said tft array substrate and the said color membrane substrates; It is characterized in that passivation layer on the conducting sphere in the said envelope frame glue and the said tft array substrate and/or the common electrode layer on the said color membrane substrates do not contact.
2. liquid crystal display panel of thin film transistor according to claim 1; It is characterized in that; On the said color membrane substrates with said tft array substrate on the corresponding common electrode layer in data cable lead wire zone be removed so that passivation layer on the conducting sphere in the said envelope frame glue and the said tft array substrate and/or the common electrode layer on the said color membrane substrates do not contact.
3. liquid crystal display panel of thin film transistor according to claim 1 and 2; It is characterized in that; On the said color membrane substrates with said tft array substrate on the corresponding common electrode layer of data cable lead wire be removed so that passivation layer on the conducting sphere in the said envelope frame glue and the said tft array substrate and/or the common electrode layer on the said color membrane substrates do not contact.
4. liquid crystal display panel of thin film transistor according to claim 1; It is characterized in that; On the said color membrane substrates with said tft array substrate on the thickness of the corresponding common electrode layer in data cable lead wire zone be thinner than the thickness of other regional common electrode layer so that passivation layer on the conducting sphere in the said envelope frame glue and the said tft array substrate and/or the common electrode layer on the said color membrane substrates do not contact.
5. according to claim 1 or 4 described liquid crystal display panel of thin film transistor; It is characterized in that; On the said color membrane substrates with said tft array substrate on the thickness of the corresponding common electrode layer of data cable lead wire be thinner than the thickness of other regional common electrode layer so that passivation layer on the conducting sphere in the said envelope frame glue and the said tft array substrate and/or the common electrode layer on the said color membrane substrates do not contact.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201120288494U CN202149999U (en) | 2011-08-10 | 2011-08-10 | Thin film transistor-liquid crystal display panel |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201120288494U CN202149999U (en) | 2011-08-10 | 2011-08-10 | Thin film transistor-liquid crystal display panel |
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| Publication Number | Publication Date |
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| CN202149999U true CN202149999U (en) | 2012-02-22 |
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| CN201120288494U Expired - Lifetime CN202149999U (en) | 2011-08-10 | 2011-08-10 | Thin film transistor-liquid crystal display panel |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2014036786A1 (en) * | 2012-09-05 | 2014-03-13 | 上海天马微电子有限公司 | Embedded liquid crystal touch panel |
| US9563082B2 (en) | 2014-11-20 | 2017-02-07 | Innolux Corporation | Display panel and display device comprising the same |
| CN106462018A (en) * | 2016-08-09 | 2017-02-22 | 京东方科技集团股份有限公司 | Display panel, manufacturing method of display panel, and restoration method |
| CN108196409A (en) * | 2018-01-02 | 2018-06-22 | 京东方科技集团股份有限公司 | A kind of array substrate, display panel, display device and production method |
| CN109473466A (en) * | 2018-11-19 | 2019-03-15 | 上海天马有机发光显示技术有限公司 | A kind of organic light emitting display panel and organic light-emitting display device |
| CN110687732A (en) * | 2019-10-29 | 2020-01-14 | 深圳市华星光电技术有限公司 | Display panel and display device |
-
2011
- 2011-08-10 CN CN201120288494U patent/CN202149999U/en not_active Expired - Lifetime
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2014036786A1 (en) * | 2012-09-05 | 2014-03-13 | 上海天马微电子有限公司 | Embedded liquid crystal touch panel |
| US9563082B2 (en) | 2014-11-20 | 2017-02-07 | Innolux Corporation | Display panel and display device comprising the same |
| CN106462018A (en) * | 2016-08-09 | 2017-02-22 | 京东方科技集团股份有限公司 | Display panel, manufacturing method of display panel, and restoration method |
| US10473992B2 (en) | 2016-08-09 | 2019-11-12 | Boe Technology Group Co., Ltd. | Display panel, methods of fabricating and repairing the same |
| CN108196409A (en) * | 2018-01-02 | 2018-06-22 | 京东方科技集团股份有限公司 | A kind of array substrate, display panel, display device and production method |
| CN108196409B (en) * | 2018-01-02 | 2022-01-28 | 京东方科技集团股份有限公司 | Array substrate, display panel, display device and manufacturing method |
| CN109473466A (en) * | 2018-11-19 | 2019-03-15 | 上海天马有机发光显示技术有限公司 | A kind of organic light emitting display panel and organic light-emitting display device |
| CN109473466B (en) * | 2018-11-19 | 2021-03-05 | 上海天马有机发光显示技术有限公司 | Organic light-emitting display panel and organic light-emitting display device |
| CN110687732A (en) * | 2019-10-29 | 2020-01-14 | 深圳市华星光电技术有限公司 | Display panel and display device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| ASS | Succession or assignment of patent right |
Owner name: JINGDONGFANG SCIENCE AND TECHNOLOGY GROUP CO., LTD Free format text: FORMER OWNER: BEIJING BOE PHOTOELECTRICITY SCIENCE + TECHNOLOGY CO., LTD. Effective date: 20150716 Owner name: BEIJING BOE PHOTOELECTRICITY SCIENCE + TECHNOLOGY Effective date: 20150716 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20150716 Address after: 100015 Jiuxianqiao Road, Beijing, No. 10, No. Patentee after: BOE Technology Group Co., Ltd. Patentee after: Beijing BOE Photoelectricity Science & Technology Co., Ltd. Address before: 100176 Beijing economic and Technological Development Zone, West Central Road, No. 8 Patentee before: Beijing BOE Photoelectricity Science & Technology Co., Ltd. |
|
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20120222 |