CN1674723A - Electrostatic protection structure for organic electroluminescent device - Google Patents
Electrostatic protection structure for organic electroluminescent device Download PDFInfo
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- CN1674723A CN1674723A CN 200510063201 CN200510063201A CN1674723A CN 1674723 A CN1674723 A CN 1674723A CN 200510063201 CN200510063201 CN 200510063201 CN 200510063201 A CN200510063201 A CN 200510063201A CN 1674723 A CN1674723 A CN 1674723A
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- electroluminescent device
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Abstract
The electrostatic protection structure of organic electroluminescent device is mainly characterized by that the peripheral edge of luminescent panel of an organic electroluminescent device is equipped with a continuous ring-shaped electrostatic protection wall, aid continuous ring-shaped electrostatic wall can be used for protecting the organic electroluminescent component being in the luminescent panel against damage resulted from electrostatic transmission via signal line, and can prevent the production of bright point or dark point on the organic electroluminescent device so as to can raise the product quality of organic electroluminescent device and service life.
Description
Technical field
The present invention relates to a kind of electrostatic protection structure, particularly relate to a kind of electrostatic protection structure of Organnic electroluminescent device, can improve the product yield and the useful life of Organnic electroluminescent device by this.
Background technology
Organnic electroluminescent device is compared to other light-emitting device, have that self-luminous, high brightness, wide viewing angle, low power consumption, high answer speed, panel are frivolous, advantage such as assembly structure and making are simple, so especially be subjected to gazing at of various countries research unit and manufacturer.
Yet, when Organnic electroluminescent device is made or use usually because electrostatic effect, be passed to Organnic electroluminescent device inside or control IC assembly by holding wire, and cause inner organic electroluminescence assembly or control IC assembly to damage easily, and make have the situation of bright spot, dim spot even bright concealed wire to take place in the luminescent panel of Organnic electroluminescent device, these defectives are more obvious when using as display with Organnic electroluminescent device, also are to make the user intolerable simultaneously.Therefore, how the extraneous static electric charge that is produced around the Organnic electroluminescent device being isolated, will be to improve the product yield of Organnic electroluminescent device and the key factor in useful life.
For the extraneous static electric charge that may form 10 of Organnic electroluminescent devices is isolated; the dealer uses a kind of electrostatic protection structure to reach the purpose of protection organic electroluminescence assembly 13; as shown in Figure 1; its mainly with a plurality of segment electrostatic defending walls 15 be located on luminescent panel 11 around; and in order to surround organic electroluminescence assembly 13; setting by segment electrostatic defending wall 15; can avoid extraneous electrostatic charge directly organic electroluminescence assembly 13 or control circuit IC19 to be damaged influence, to reach the purpose of this Organnic electroluminescent device 10 of protection.
Though can avoid the extraneous static electric charge directly organic electroluminescence assembly 13 to be caused damage by the setting of segment electrostatic defending wall 15, and improve the product yield of Organnic electroluminescent device 10.Yet, when reality is used, the extraneous static electric charge also can be via the gap 151 between the segment electrostatic defending wall 15, penetrate into Organnic electroluminescent device 10 inside via a straight line path 135, in other words, organic electroluminescence assembly 13 can directly contact with extraneous O by straight line path 135 (as dotted arrow), and therefore, electrostatic charge can be by the holding wire (not shown) to destroy organic electroluminescence assembly 13 or control IC assembly 19.Therefore,, and the problem that electrostatic effect is destroyed organic electroluminescence assembly 13 can't be solved fully, also just product yield and useful life can't be effectively promoted certainly by the setting of this discontinuous segment electrostatic defending wall 15.
Summary of the invention
For this reason, how at problem that above-mentioned prior art ran into, a kind of electrostatic protection structure of Organnic electroluminescent device of novelty is proposed, can solve effectively that electrostatic effect damages organic electroluminescence assembly and the problem that influences product yield and useful life.
Main purpose of the present invention is to provide a kind of electrostatic protection structure of Organnic electroluminescent device; by an electrostatic defending wall that is provided with continuously; be located on around the luminescent panel of Organnic electroluminescent device; so that the electrostatic charge in the external world is isolated; and organic electroluminescence assembly formed complete electrostatic protection structure, to reach product yield and the useful life that can improve Organnic electroluminescent device.
Secondary objective of the present invention, be to provide a kind of electrostatic protection structure of Organnic electroluminescent device, it mainly is located on protecting wall in one and an outer protecting wall around the luminescent panel of Organnic electroluminescent device, and interior protecting wall is provided with in interlaced mode with the gap of outer protecting wall, the effect that can avoid organic electroluminescence assembly to be destroyed by electrostatic effect equally is to reach the product yield that improves organic electroluminescence assembly.
Another purpose of the present invention is to provide a kind of electrostatic protection structure of Organnic electroluminescent device, utilizes easy structure to change, and can reach the purpose that product yield and useful life promote.
For reaching above-mentioned purpose, the invention provides a kind of electrostatic protection structure of Organnic electroluminescent device, it mainly includes a luminescent panel, in luminescent panel, be provided with at least one organic electroluminescence assembly, and be provided with at least one electrostatic defending wall in the marginal position place of this luminescent panel, can be in order to surrounding this organic electroluminescence assembly, and cause this organic electroluminescence assembly to be contacted with an external world with a straight line path.
Describe the present invention below in conjunction with the drawings and specific embodiments, but not as a limitation of the invention.
Description of drawings
Fig. 1 is the vertical view of the electrostatic protection structure of existing Organnic electroluminescent device;
Fig. 2 is the vertical view of Organnic electroluminescent device one preferred embodiment of the present invention;
Fig. 3 is the vertical view of the another embodiment of Organnic electroluminescent device of the present invention.
Wherein, Reference numeral:
10 Organnic electroluminescent devices, 11 luminescent panels
13 organic electroluminescence assemblies, 135 straight line paths
15 electrostatic defending walls, 151 gaps
19 control IC assemblies, 20 Organnic electroluminescent devices
21 luminescent panels, 23 organic electroluminescence assemblies
235 straight line paths, 25 electrostatic defending walls
26 earth connections, 29 control IC assemblies
30 Organnic electroluminescent devices, 31 luminescent panels
33 organic electroluminescence assemblies, 351 outer electrostatic defending walls
Electrostatic defending wall in 3511 external series gaps 353
3531 internal clearances
Embodiment
At first, see also the vertical view of Fig. 2 for Organnic electroluminescent device one preferred embodiment of the present invention; As shown in the figure, the electrostatic protection structure of Organnic electroluminescent device 20 of the present invention mainly is provided with at least one organic electroluminescence assembly 23 in a luminescent panel 21, organic electroluminescence assembly 23 can be by a holding wire (not shown) electrically connects with a control IC assembly 29, and whether the control of accepting control IC assembly 29 produces luminous bright spot with decision.Again, be equipped with an annular electrostatic defending wall 25 in the surrounding edge place of luminescent panel 21, this electrostatic defending wall 25 surrounds all organic electroluminescence assemblies 23 with a complete annular juncture, and organic electroluminescence assembly 23 is formed a complete electrostatic protection structure.
Because the present invention annular electrostatic defending wall 25 surrounds organic electroluminescence assembly 23 in the mode of a complete annular, therefore, can effectively avoid as in the existing structure, extraneous static is invaded Organnic electroluminescent device 10 inside via gap 151 and straight line path 135, and the problem that causes organic electroluminescence assembly 13 to damage produces.When electrostatic charge when Organnic electroluminescent device 20 outsides build up, this electrostatic defending wall 25 will form a complete Barrier structure, and static is intercepted in electrostatic defending wall 25 outsides, in other words, straight line path 235 (as dotted arrow) between organic electroluminescence assembly 23 and the extraneous O will be intercepted by electrostatic defending wall 25, can effectively lower organic electroluminescence assembly 23 by this or control IC assembly 29 suffers the possibility of electrostatic breakdown, can effectively promote product yield and useful life relatively.
Electrostatic defending wall 25 can be made by a conductive material, for example, and metal material.By this; when extraneous static when Organnic electroluminescent device 20 outsides are accumulated; can be because the electric action of electrostatic defending wall 25; and make extraneous static will accumulate on the outer surface of electrostatic defending wall 25; at this moment; if on electrostatic defending wall 25, be electrically connected with an earth connection 26 again; just the extraneous static that electrostatic defending wall 25 outer surfaces can be accumulated conducts to earth connection 26 and Organnic electroluminescent device 20 outsides via electrostatic defending wall 25, reaches the purpose of protection organic electroluminescence assembly 23 and control IC assembly 29.
At last, see also the vertical view of Fig. 3 for the another embodiment of Organnic electroluminescent device of the present invention; As shown in the figure, the electrostatic protection structure of Organnic electroluminescent device 30 of the present invention mainly is provided with at least one organic electroluminescence assembly 33 in luminescent panel 31, and in the peripheral position place of luminescent panel 31 be provided with at least one outside electrostatic defending wall 351 and at least one in electrostatic defending wall 353, and outer electrostatic defending wall 351 and in electrostatic defending wall 353 all be arranged at around the organic electroluminescence assembly 33 in a discontinuous segment mode, all have an external series gap 3511 and an internal clearance 3531 between the electrostatic defending wall 351 or 353 of two vicinities, wherein, the position of this external series gap 3511 and internal clearance 3531 is provided with in interlaced mode.In other words, the inboard of external series gap 3511 will be close to a wherein interior electrostatic defending wall 353, and the outside of internal clearance 3531 also will be close to a corresponding outer electrostatic defending wall 351, and therefore, organic electroluminescence assembly 33 still can't directly contact with extraneous O with a straight line path 235 (as dotted arrow).
When electrostatic defending wall 353 is provided with in a discontinuous segment mode in outer electrostatic defending wall 351 reaches, the electrostatic charge of accumulating in Organnic electroluminescent device 30 outsides might desire to enter Organnic electroluminescent device 30 inside via external series gap 3511, but will be stopped this moment by interior electrostatic defending wall 353, and can't directly contact with organic electroluminescence assembly 33, therefore just can not damage organic electroluminescence assembly 33 and control IC assembly 29 yet.
Again, above-mentioned annular electrostatic defending wall 25, interior electrostatic defending wall 353 and outer electrostatic defending wall 351 can be provided with in the general making of Organnic electroluminescent device 30, so can reach the product yield of raising Organnic electroluminescent device 30 and the purpose in useful life in not increasing cost of manufacture and making under the prerequisite of board.
In sum, the present invention can improve the product yield and the useful life of Organnic electroluminescent device by this relevant for the electrostatic protection structure of a kind of electrostatic protection structure, particularly a kind of Organnic electroluminescent device.
Certainly; the present invention also can have other various embodiments; under the situation that does not deviate from spirit of the present invention and essence thereof; those of ordinary skill in the art work as can make various corresponding changes and distortion according to the present invention, but these corresponding changes and distortion all should belong to the protection range of the appended claim of the present invention.
Claims (6)
1, a kind of electrostatic protection structure of Organnic electroluminescent device, it is characterized in that, mainly include a luminescent panel, in luminescent panel, be provided with at least one organic electroluminescence assembly, and be provided with at least one electrostatic defending wall in the marginal position place of this luminescent panel, in order to surrounding this organic electroluminescence assembly, and cause this organic electroluminescence assembly to be contacted with an external world with a straight line path.
2, electrostatic protection structure according to claim 1 is characterized in that, this electrostatic defending wall is one the ring-like electrostatic defending wall of aspect to be set continuously.
3, electrostatic protection structure according to claim 1 is characterized in that, this electrostatic defending wall includes at least one interior electrostatic defending wall and at least one outer electrostatic defending wall.
4, electrostatic protection structure according to claim 3, it is characterized in that, the anti-wall of electrostatic defending wall and outer static all is the electrostatic defending wall that aspect is set for a discontinuous segment in being somebody's turn to do, and be provided with an internal clearance between the two adjacent interior electrostatic defending walls, the outer side edges vicinity of this internal clearance has a wherein outer electrostatic defending wall, and, being provided with an external series gap between the two adjacent outer electrostatic defending walls, the inner side edge of this external series gap is then contiguous wherein electrostatic defending wall in.
5, electrostatic protection structure according to claim 1 is characterized in that, this electrostatic defending wall is made with a conductive material.
6, electrostatic protection structure according to claim 1 is characterized in that, also includes at least one earth connection, and this earth connection can electrically connect this electrostatic defending wall.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200510063201 CN1674723A (en) | 2005-04-06 | 2005-04-06 | Electrostatic protection structure for organic electroluminescent device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200510063201 CN1674723A (en) | 2005-04-06 | 2005-04-06 | Electrostatic protection structure for organic electroluminescent device |
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| Publication Number | Publication Date |
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| CN1674723A true CN1674723A (en) | 2005-09-28 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200510063201 Pending CN1674723A (en) | 2005-04-06 | 2005-04-06 | Electrostatic protection structure for organic electroluminescent device |
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| Country | Link |
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| CN (1) | CN1674723A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101271917B (en) * | 2008-05-09 | 2011-05-25 | 晶能光电（江西）有限公司 | Antistatic structure of semiconductor lighting device and manufacturing method thereof |
-
2005
- 2005-04-06 CN CN 200510063201 patent/CN1674723A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101271917B (en) * | 2008-05-09 | 2011-05-25 | 晶能光电（江西）有限公司 | Antistatic structure of semiconductor lighting device and manufacturing method thereof |
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