CN203338721U - Display panel having electrostatic protection function and electronic device - Google Patents
Display panel having electrostatic protection function and electronic device Download PDFInfo
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- CN203338721U CN203338721U CN2013203850225U CN201320385022U CN203338721U CN 203338721 U CN203338721 U CN 203338721U CN 2013203850225 U CN2013203850225 U CN 2013203850225U CN 201320385022 U CN201320385022 U CN 201320385022U CN 203338721 U CN203338721 U CN 203338721U
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- emitting diode
- organic light
- light emitting
- data line
- sweep trace
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Abstract
The utility model relates to a display panel having an electrostatic protection function. The provided display panel comprises an organic light emitting diode (OLED) luminous area, a scanning drive circuit and a data drive circuit. The OLED luminous area includes a plurality of pixel areas in array distribution; the scanning drive circuit is connected with the OLED luminous area by a plurality of fan-out scanning lines; and the data drive circuit is connected with the OLED luminous area by a plurality of fan-out data lines. Each of the data lines is connected with a voltage point by a first organic light emitting diode; and each of the data lines is connected with a voltage point by a second organic light emitting diode. In addition, the provided display panel also provides an electronic device. According to the display panel and the electronic device, the cost of an electrostatic protection circuit can be substantially reduced; and the process can be simplified.
Description
Technical field
The utility model relates to a kind of display panel, particularly a kind of display panel and electronic installation with electrostatic protection function.
Background technology
At present, AMOLED (active matrix organic light-emitting diode, Active-matrix organic light-emitting diode) panel, relatively traditional liquid crystal panel, have the characteristics such as reaction velocity is very fast, contrast is higher, visual angle is wider.Therefore, the AMOLED panel is gradually as the selection of display.Generally, for fear of the AMOLED panel, be subject to the impact of static and damage, the AMOLED panel generally all has electrostatic discharge protective circuit.Common use MOS (metal-oxide semiconductor (MOS)) pipe of AMOLED panel, as electrostatic discharge protective circuit, needs to be equipped with separately the metal-oxide-semiconductor of specific small number at present, is unfavorable for operation in batch, and cost is higher and processing procedure is more complicated.
The utility model content
The utility model provides a kind of display panel and electronic installation with electrostatic protection function, the cost of reduction electrostatic discharge protective circuit that can be larger and simplification processing procedure.
A kind of display panel with electrostatic protection function; comprise OLED light-emitting zone, scan drive circuit and data drive circuit; this OLED light-emitting zone comprises some pixel regions that are array distribution; sweep trace by some fan-outs between this scan drive circuit and this OLED light-emitting zone is connected; data line by some fan-outs between this data drive circuit and this OLED light-emitting zone is connected; wherein; each data line is connected with electrical voltage point by one first Organic Light Emitting Diode, and each sweep trace is connected with electrical voltage point by the second Organic Light Emitting Diode.
Wherein, each pixel region includes OLED, switching transistor and driving transistors; The grid of the switching transistor of each pixel region is connected with sweep trace, source electrode is connected with data line, and drain electrode is connected with the grid of driving transistors, and the source electrode of this driving transistors is connected with positive voltage, drain electrode is connected with the positive pole of this Organic Light Emitting Diode, the minus earth of this Organic Light Emitting Diode.
Wherein, this data line is connected with zero potential by the first Organic Light Emitting Diode of Opposite direction connection, and sweep trace is connected with zero potential by the second Organic Light Emitting Diode of Opposite direction connection.
Wherein, the first Organic Light Emitting Diode that this data line connects by forward is connected with positive voltage, and the second Organic Light Emitting Diode that sweep trace connects by forward is connected with positive voltage.
Wherein, data line the first Organic Light Emitting Diode by Opposite direction connection simultaneously connects no-voltage and ground connection and the first Organic Light Emitting Diode of connecting by another forward connect positive voltage, and sweep trace the second Organic Light Emitting Diode by Opposite direction connection simultaneously connects no-voltage and ground connection and the second Organic Light Emitting Diode of connecting by another forward connect positive voltage.
A kind of electronic installation, comprise a display panel, this display panel comprises the OLED light-emitting zone, scan drive circuit and data drive circuit, this OLED light-emitting zone comprises some pixel regions that are array distribution, sweep trace by some fan-outs between this scan drive circuit and this OLED light-emitting zone is connected, data line by some fan-outs between this data drive circuit and this OLED light-emitting zone is connected, wherein, each data line is connected with electrical voltage point by one first Organic Light Emitting Diode, each sweep trace is connected with electrical voltage point by the second Organic Light Emitting Diode.
Wherein, each pixel region includes OLED, switching transistor and driving transistors; The grid of the switching transistor of each pixel region is connected with sweep trace, source electrode is connected with data line, and drain electrode is connected with the grid of driving transistors, and the source electrode of this driving transistors is connected with positive voltage, drain electrode is connected with the positive pole of this Organic Light Emitting Diode, the minus earth of this Organic Light Emitting Diode.
Wherein, this data line is connected with zero potential by the first Organic Light Emitting Diode of Opposite direction connection, and sweep trace is connected with zero potential by the second Organic Light Emitting Diode of Opposite direction connection.
Wherein, the first Organic Light Emitting Diode that this data line connects by forward is connected with positive voltage, and the second Organic Light Emitting Diode that sweep trace connects by forward is connected with positive voltage.
Wherein, data line the first Organic Light Emitting Diode by Opposite direction connection simultaneously connects no-voltage and ground connection and the first Organic Light Emitting Diode of connecting by another forward connect positive voltage, and sweep trace the second Organic Light Emitting Diode by Opposite direction connection simultaneously connects no-voltage and ground connection and the second Organic Light Emitting Diode of connecting by another forward connect positive voltage.
Display panel of the present utility model and electronic installation, the cost of reduction electrostatic discharge protective circuit that can be larger and simplification processing procedure.
The accompanying drawing explanation
Fig. 1 is the schematic diagram of the display panel with electrostatic protection function in the utility model one embodiment.
Fig. 2 is the schematic diagram connected as the Organic Light Emitting Diode of electrostatic protection element in the display panel with electrostatic protection function in the utility model the first embodiment.
Fig. 3 is the schematic diagram connected as the Organic Light Emitting Diode of electrostatic protection element in the display panel with electrostatic protection function in the utility model the second embodiment.
Fig. 4 is the schematic diagram connected as the Organic Light Emitting Diode of electrostatic protection element in the display panel with electrostatic protection function in the utility model the 3rd embodiment.
Fig. 5 is the block scheme of the electronic installation in the utility model one embodiment.
Embodiment
See also Fig. 1 and Fig. 2; Fig. 1 is that the display panel 1 that has electrostatic protection function in the utility model one embodiment is (hereinafter referred to as schematic diagram display panel 1); Fig. 2 be in utility model one embodiment wherein, this display panel 1 comprises OLED (Organic Light Emitting Diode) light-emitting zone 10, scan drive circuit 11 and data drive circuit 12.
Wherein, this OLED light-emitting zone 10 comprises some pixel regions 101 that are array distribution.
Sweep trace SL by some fan-outs between this scan drive circuit 11 and this OLED light-emitting zone 10 is connected.Data line DL by some fan-outs between this data drive circuit 12 and this OLED light-emitting zone 10 is connected.
Wherein, as shown in Figure 1, in the utility model, each data line DL also is connected with electrical voltage point VP by Organic Light Emitting Diode D1, D2 respectively with sweep trace SL.This Organic Light Emitting Diode D1, D2 are used as electrostatic protection element; wherein; this Organic Light Emitting Diode D1, the D2 static charge accumulation on data line DL or sweep trace SL is to a certain extent the time; Opposite direction connection punctures and static charge is conducted to electrical voltage point VP, and assurance display panel 1 local array is avoided the static injury.
As shown in Figure 2, each pixel region 101 includes OLED D, switching transistor Q1 and driving transistors Q2.Wherein, the grid of switching transistor Q1 is connected with sweep trace SL, and source electrode is connected with data line DL, and drain electrode is connected with the grid of driving transistors Q2.The source electrode of this driving transistors Q2 is connected with positive voltage VDD, and drain electrode is connected with the positive pole of this Organic Light Emitting Diode D, the minus earth of this Organic Light Emitting Diode D.
When gating signal was applied to sweep trace SL when upper, the switching transistor Q1 conducting be connected with this sweep trace SL, thus the switching transistor Q1 of the data-signal of data line DL by this conducting is applied on the grid of driving transistors Q2.Therefore, driving transistors Q2 is corresponding conducting also, and the driving transistors Q2 of positive voltage VDD by this conducting applies driving voltage and drive this Organic Light Emitting Diode D luminous to this Organic Light Emitting Diode D.
As shown in Figure 2, in the utility model the first embodiment, this data line DL is connected with zero potential VSS by Organic Light Emitting Diode D1 and the Organic Light Emitting Diode D2 of Opposite direction connection respectively with sweep trace SL.That is, wherein the negative pole of Organic Light Emitting Diode D1 is connected in data line DL, plus earth; The negative pole of Organic Light Emitting Diode D2 is connected in sweep trace SL, plus earth.Thereby, ESD (static discharge is occurring, Electro-Static discharge) time, be that static charge accumulation on data line DL or sweep trace SL is to a certain extent the time, corresponding Organic Light Emitting Diode D1 or D2 Opposite direction connection puncture and static charge are conducted to ground, and assurance display panel 1 local array is avoided the static injury.
As shown in Figure 3, in the utility model the second embodiment, Organic Light Emitting Diode D1, the D2 that data line DL is connected by forward respectively with sweep trace SL is connected with positive voltage VDD.That is, wherein the positive pole of Organic Light Emitting Diode D1 is connected in data line DL, and negative pole is connected with positive voltage VDD; The positive pole of Organic Light Emitting Diode D2 is connected in sweep trace SL, and negative pole is connected with positive voltage VDD.Like this, the build-up of static charges on data line DL or sweep trace SL is to a certain extent the time, and the corresponding Organic Light Emitting Diode D3 Opposite direction connection connected punctures and static is conducted to this positive voltage VDD.
Please refer to Fig. 4, in the utility model the 3rd embodiment, the data line DL Organic Light Emitting Diode D1 by Opposite direction connection simultaneously connects no-voltage VSS and ground connection and the Organic Light Emitting Diode D1 that connects by another forward connect positive voltage VDD.The sweep trace SL Organic Light Emitting Diode D2 by Opposite direction connection simultaneously connects no-voltage VSS and ground connection and the Organic Light Emitting Diode D2 that connects by another forward connect positive voltage VDD.Thereby the build-up of static charges on data line DL is to a certain extent the time, two Organic Light Emitting Diode D1 Opposite direction connections that are connected with data line DL puncture and respectively static are conducted to ground and this positive voltage VDD.Build-up of static charges on sweep trace SL is to a certain extent the time, and two Organic Light Emitting Diode D2 Opposite direction connections that are connected with sweep trace SL puncture and respectively static conducted to ground and this positive voltage VDD.
Wherein, in the present embodiment, this display panel 1 is AMOLED (active matrix organic light-emitting diode, Active-matrix organic light-emitting diode) display panel.
Thereby; in the utility model; by using this Organic Light Emitting Diode D2 as electrostatic protection element; make electrostatic protection element can with display panel 1 in as the Organic Light Emitting Diode D of light-emitting component volume production or purchase simultaneously; without preparing a small amount of special metal-oxide-semiconductor, provide cost savings and simplified processing procedure.
Referring to Fig. 5, is the schematic diagram of electronic installation 100 with this display panel 1, and this electronic installation 100 comprises this display panel 1 and other necessary elements.Wherein, this electronic installation 100 can be the electronic installations such as mobile phone, panel computer.
Above embodiment has been described in detail the utility model, but these not form restriction of the present utility model.Protection domain of the present utility model is not limited with above-mentioned embodiment, as long as the equivalence that those of ordinary skills do according to the utility model institute disclosure is modified or changed, all should include in the protection domain of putting down in writing in claims.
Claims (10)
1. the display panel with electrostatic protection function; comprise OLED light-emitting zone, scan drive circuit and data drive circuit; this OLED light-emitting zone comprises some pixel regions that are array distribution; sweep trace by some fan-outs between this scan drive circuit and this OLED light-emitting zone is connected; data line by some fan-outs between this data drive circuit and this OLED light-emitting zone is connected, and it is characterized in that:
Each data line is connected with electrical voltage point by one first Organic Light Emitting Diode, and each sweep trace is connected with electrical voltage point by the second Organic Light Emitting Diode.
2. the display panel with electrostatic protection function as claimed in claim 1, is characterized in that, each pixel region includes OLED, switching transistor and driving transistors; The grid of the switching transistor of each pixel region is connected with sweep trace, source electrode is connected with data line, and drain electrode is connected with the grid of driving transistors, and the source electrode of this driving transistors is connected with positive voltage, drain electrode is connected with the positive pole of this Organic Light Emitting Diode, the minus earth of this Organic Light Emitting Diode.
3. the display panel with electrostatic protection function as claimed in claim 1; it is characterized in that; this data line is connected with zero potential by the first Organic Light Emitting Diode of Opposite direction connection, and sweep trace is connected with zero potential by the second Organic Light Emitting Diode of Opposite direction connection.
4. the display panel with electrostatic protection function as claimed in claim 1; it is characterized in that; the first Organic Light Emitting Diode that this data line connects by forward is connected with positive voltage, and the second Organic Light Emitting Diode that sweep trace connects by forward is connected with positive voltage.
5. the display panel with electrostatic protection function as claimed in claim 1; it is characterized in that; data line the first Organic Light Emitting Diode by Opposite direction connection simultaneously connects no-voltage and ground connection and the first Organic Light Emitting Diode of connecting by another forward connect positive voltage, and sweep trace the second Organic Light Emitting Diode by Opposite direction connection simultaneously connects no-voltage and ground connection and the second Organic Light Emitting Diode of connecting by another forward connect positive voltage.
6. an electronic installation, comprise a display panel, this display panel comprises OLED light-emitting zone, scan drive circuit and data drive circuit, this OLED light-emitting zone comprises some pixel regions that are array distribution, sweep trace by some fan-outs between this scan drive circuit and this OLED light-emitting zone is connected, data line by some fan-outs between this data drive circuit and this OLED light-emitting zone is connected, and it is characterized in that:
Each data line is connected with electrical voltage point by one first Organic Light Emitting Diode, and each sweep trace is connected with electrical voltage point by the second Organic Light Emitting Diode.
7. electronic installation as claimed in claim 6, is characterized in that, each pixel region includes OLED, switching transistor and driving transistors; The grid of the switching transistor of each pixel region is connected with sweep trace, source electrode is connected with data line, and drain electrode is connected with the grid of driving transistors, and the source electrode of this driving transistors is connected with positive voltage, drain electrode is connected with the positive pole of this Organic Light Emitting Diode, the minus earth of this Organic Light Emitting Diode.
8. electronic installation as claimed in claim 6, is characterized in that, this data line is connected with zero potential by the first Organic Light Emitting Diode of Opposite direction connection, and sweep trace is connected with zero potential by the second Organic Light Emitting Diode of Opposite direction connection.
9. electronic installation as claimed in claim 6, is characterized in that, the first Organic Light Emitting Diode that this data line connects by forward is connected with positive voltage, and the second Organic Light Emitting Diode that sweep trace connects by forward is connected with positive voltage.
10. electronic installation as claimed in claim 6, it is characterized in that, data line the first Organic Light Emitting Diode by Opposite direction connection simultaneously connects no-voltage and ground connection and the first Organic Light Emitting Diode of connecting by another forward connect positive voltage, and sweep trace the second Organic Light Emitting Diode by Opposite direction connection simultaneously connects no-voltage and ground connection and the second Organic Light Emitting Diode of connecting by another forward connect positive voltage.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013203850225U CN203338721U (en) | 2013-06-28 | 2013-06-28 | Display panel having electrostatic protection function and electronic device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013203850225U CN203338721U (en) | 2013-06-28 | 2013-06-28 | Display panel having electrostatic protection function and electronic device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203338721U true CN203338721U (en) | 2013-12-11 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2013203850225U Expired - Lifetime CN203338721U (en) | 2013-06-28 | 2013-06-28 | Display panel having electrostatic protection function and electronic device |
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| CN (1) | CN203338721U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103295530A (en) * | 2013-06-28 | 2013-09-11 | 深圳市华星光电技术有限公司 | Display panel with static protection function and electronic device |
| WO2016155257A1 (en) * | 2015-03-30 | 2016-10-06 | Boe Technology Group Co., Ltd. | Oled array substrate, display apparatus containing the same, and method for forming the same |
| CN107993579A (en) * | 2017-11-29 | 2018-05-04 | 武汉天马微电子有限公司 | A kind of display panel and its driving method, display device |
-
2013
- 2013-06-28 CN CN2013203850225U patent/CN203338721U/en not_active Expired - Lifetime
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103295530A (en) * | 2013-06-28 | 2013-09-11 | 深圳市华星光电技术有限公司 | Display panel with static protection function and electronic device |
| WO2014205876A1 (en) * | 2013-06-28 | 2014-12-31 | 深圳市华星光电技术有限公司 | Display panel with electrostatic protection function, and electronic device |
| WO2016155257A1 (en) * | 2015-03-30 | 2016-10-06 | Boe Technology Group Co., Ltd. | Oled array substrate, display apparatus containing the same, and method for forming the same |
| US9960222B2 (en) | 2015-03-30 | 2018-05-01 | Boe Technology Group Co., Ltd. | OLED array substrate, display apparatus containing the same, and method for forming the same |
| CN107993579A (en) * | 2017-11-29 | 2018-05-04 | 武汉天马微电子有限公司 | A kind of display panel and its driving method, display device |
| CN107993579B (en) * | 2017-11-29 | 2019-11-12 | 武汉天马微电子有限公司 | A kind of display panel and its driving method, display device |
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Legal Events
| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20160111 Address after: 430070 Hubei City, Wuhan Province, East Lake Development Zone, high tech Avenue, No. 666 biological city building C5 Patentee after: WUHAN CHINA STAR OPTOELECTRONICS TECHNOLOGY Co.,Ltd. Address before: 518132 9-2, Guangming Road, Guangming New District, Guangdong, Shenzhen Patentee before: SHENZHEN CHINA STAR OPTOELECTRONICS TECHNOLOGY Co.,Ltd. |
|
| TR01 | Transfer of patent right |
Effective date of registration: 20190215 Address after: 430079 Room 305, Building C5, Guanggu Biological Innovation Park, 666 High-tech Avenue, Donghu New Technology Development Zone, Wuhan City, Hubei Province Patentee after: WUHAN CHINA STAR OPTOELECTRONICS SEMICONDUCTOR DISPLAY TECHNOLOGY Co.,Ltd. Address before: 430070 C5 Biological City, 666 High-tech Avenue, Donghu Development Zone, Wuhan City, Hubei Province Patentee before: WUHAN CHINA STAR OPTOELECTRONICS TECHNOLOGY Co.,Ltd. |
|
| TR01 | Transfer of patent right | ||
| CX01 | Expiry of patent term |
Granted publication date: 20131211 |
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| CX01 | Expiry of patent term |