CN202454555U - Thin film transistor structure, array substrate and display device - Google Patents
Thin film transistor structure, array substrate and display device Download PDFInfo
- Publication number
- CN202454555U CN202454555U CN 201220063846 CN201220063846U CN202454555U CN 202454555 U CN202454555 U CN 202454555U CN 201220063846 CN201220063846 CN 201220063846 CN 201220063846 U CN201220063846 U CN 201220063846U CN 202454555 U CN202454555 U CN 202454555U
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- film transistor
- unit
- thin film
- crystal pipe
- film
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Abstract
The utility model provides a thin film transistor structure, an array substrate and a display device. The thin film transistor structure comprises a first thin film transistor unit and a second thin film transistor unit, wherein a source electrode of the first thin film transistor unit and a source electrode of the second thin film transistor are respectively connected with data signal wires for providing signal voltage; when no fault happens, the first thin film transistor and the second thin film transistor can work normally, and signal input of the data signal wires are consistent; and when the first thin film transistor unit or the second thin film transistor unit is short-circuited, one thin film transistor can be cut off by laser, and the other one can work normally, so that yield of products can be effectively improved.
Description
Technical field
The utility model relates to technical field of liquid crystal display, relate in particular to a kind of thin-film transistor structure (Thin Film Transistor, TFT), array base palte and display unit.
Background technology
In order to reach bigger driving force, in liquid crystal panel more than 32 cun, use two or more thin film transistor pixel structures mostly.
As shown in Figure 1; This dot structure comprises a TFT unit and the 2nd TFT unit; Wherein the drain electrode 11 of a TFT unit is connected with the drain electrode 21 of the 2nd TFT unit; The source electrode 12 of the one TFT unit is connected with the source electrode 22 of the 2nd TFT unit, and then is connected with data signal line 3, and 4 is the Gate gate line among the figure.
As DGS (Data Gate short; Be the bad phenomenon that Data holding wire and Gate gate line are short-circuited, source electrode all might be short-circuited with grid with drain electrode) when occurring on the dot structure, bad on the technology in order to improve; Can pass through laser; Dotted line position shown in Figure 1 cut off repair, do the dot structure that can cause DGS takes place like this and can not work, bright spot will appear in normal white mode.
The utility model content
The utility model provides a kind of thin-film transistor structure, array base palte and display unit, effectively improves the yield of product.
For achieving the above object, the embodiment of the utility model adopts following technical scheme:
A kind of thin-film transistor structure; Comprise: the first film transistor unit and the second film crystal pipe unit, the source electrode of wherein said the first film transistor unit is connected with the data signal line of the signal voltage that is used to provide respectively with the source electrode of the said second film crystal pipe unit.
Further, the drain electrode of said the first film transistor unit all is connected with pixel electrode with the drain electrode of the said second film crystal pipe unit.
In addition; The utility model also provides a kind of array base palte; Comprise thin-film transistor structure; Said thin-film transistor structure comprises: the first film transistor unit and the second film crystal pipe unit, the source electrode of wherein said the first film transistor unit is connected with the data signal line of the signal voltage that is used to provide respectively with the source electrode of the said second film crystal pipe unit.
Further, the drain electrode of said the first film transistor unit all is connected with pixel electrode with the drain electrode of the said second film crystal pipe unit.
In addition, the utility model also provides a kind of display unit, comprises as stated each described array base palte in the technical scheme.
Can know by technique scheme; The embodiment of the utility model has following beneficial effect: the source electrode through with the first film transistor unit is connected with data signal line respectively with the source electrode of the second film crystal pipe unit; When not taking place bad the time; But first, second film crystal pipe unit is operate as normal all, and the signal input of data signal line is consistent; When the first film transistor unit or the second film crystal pipe unit were short-circuited, available laser cut one, another operate as normal; Can effectively promote the yield of product; And the technical scheme in the present embodiment is implemented simple, need be to any technology, and the change on the equipment.
Description of drawings
Fig. 1 is the sketch map of thin-film transistor structure of the prior art
Fig. 2 is the sketch map of thin-film transistor structure among the embodiment of utility model.
Embodiment
Employed in the present embodiment term only is from the purpose of describing specific embodiment, and and be not intended to and limit this embodiment.It is understandable that, although term first, second can be used for describing various parts at this, these parts should not be subject to these terms.These terms only are used for these parts are distinguished from each other out; For example; Under the prerequisite of the scope that does not break away from present embodiment, the first film transistor unit can be called as the second film crystal pipe unit, and the second film crystal pipe unit can be called as the first film transistor unit.The first film transistor unit and the second film crystal pipe unit are the film crystal pipe unit, but they are not same film crystal pipe unit.
For the purpose, technical scheme and the advantage that make the utility model embodiment is clearer,, the utility model embodiment is done explanation in further detail below in conjunction with embodiment and accompanying drawing.At this, illustrative examples of the utility model and explanation are used to explain the utility model, but not as the qualification to the utility model.
Referring to Fig. 2, be the sketch map of thin-film transistor structure among the embodiment of utility model, this thin-film transistor structure comprises: the first film transistor unit and the second film crystal pipe unit, wherein
The source electrode 12 of the first film transistor unit is connected with the data signal line that is used to provide signal voltage (Data holding wire) 3 respectively with the source electrode 22 of the second film crystal pipe unit.
In the present embodiment, this data signal line 3 is used to provide the different brightness of liquid crystal display needed gray scale voltage.
Hence one can see that; Source electrode through with the first film transistor unit is connected with data signal line respectively with the source electrode of the second film crystal pipe unit; When not taking place bad the time, but first, second film crystal pipe unit operate as normal all, and the signal input of data signal line is consistent; When the first film transistor unit or the second film crystal pipe unit were short-circuited, available laser cut one, another operate as normal; Can effectively promote the yield of product; And the technical scheme in the present embodiment is implemented simple, need be to any technology, and the change on the equipment.
In the present embodiment, the drain electrode 11 of the first film transistor unit all is connected with pixel electrode with the drain electrode 21 of the second film crystal pipe unit.
A kind of array base palte also is provided in the utility model; Comprise thin-film transistor structure; This thin-film transistor structure comprises: the first film transistor unit and the second film crystal pipe unit, the source electrode of wherein said the first film transistor unit is connected with the data signal line of the signal voltage that is used to provide respectively with the source electrode of the said second film crystal pipe unit.
The utility model embodiment also provides a kind of display unit; It comprises above-mentioned any one array base palte, said display unit can for: liquid crystal panel, Electronic Paper, oled panel, LCD TV, LCD, DPF, mobile phone, panel computer etc. have the product or the parts of any Presentation Function
The above only is the preferred implementation of the utility model; Should be pointed out that for those skilled in the art, under the prerequisite that does not break away from the utility model principle; Can also make some improvement and retouching, these improvement and retouching also should be regarded as the protection range of the utility model.
Claims (5)
1. thin-film transistor structure; It is characterized in that; Comprise: the first film transistor unit and the second film crystal pipe unit, the source electrode of wherein said the first film transistor unit is connected with the data signal line of the signal voltage that is used to provide respectively with the source electrode of the said second film crystal pipe unit.
2. thin-film transistor structure according to claim 1 is characterized in that, the drain electrode of said the first film transistor unit all is connected with pixel electrode with the drain electrode of the said second film crystal pipe unit.
3. array base palte; Comprise thin-film transistor structure; It is characterized in that; Said thin-film transistor structure comprises: the first film transistor unit and the second film crystal pipe unit, the source electrode of wherein said the first film transistor unit is connected with the data signal line of the signal voltage that is used to provide respectively with the source electrode of the said second film crystal pipe unit.
4. array base palte according to claim 3 is characterized in that, the drain electrode of said the first film transistor unit all is connected with pixel electrode with the drain electrode of the said second film crystal pipe unit.
5. a display unit is characterized in that, comprising: like the described array base palte of one of claim 3～4.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220063846 CN202454555U (en) | 2012-02-23 | 2012-02-23 | Thin film transistor structure, array substrate and display device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220063846 CN202454555U (en) | 2012-02-23 | 2012-02-23 | Thin film transistor structure, array substrate and display device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202454555U true CN202454555U (en) | 2012-09-26 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220063846 Expired - Lifetime CN202454555U (en) | 2012-02-23 | 2012-02-23 | Thin film transistor structure, array substrate and display device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202454555U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108415203A (en) * | 2018-04-28 | 2018-08-17 | 惠科股份有限公司 | A kind of restorative procedure of array substrate, display device and array substrate |
-
2012
- 2012-02-23 CN CN 201220063846 patent/CN202454555U/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108415203A (en) * | 2018-04-28 | 2018-08-17 | 惠科股份有限公司 | A kind of restorative procedure of array substrate, display device and array substrate |
| CN108415203B (en) * | 2018-04-28 | 2021-04-30 | 惠科股份有限公司 | Array substrate, display device and array substrate repairing method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20120926 |
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| CX01 | Expiry of patent term |