CN102592516B - Large size display screen - Google Patents
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- CN102592516B CN102592516B CN2012100508876A CN201210050887A CN102592516B CN 102592516 B CN102592516 B CN 102592516B CN 2012100508876 A CN2012100508876 A CN 2012100508876A CN 201210050887 A CN201210050887 A CN 201210050887A CN 102592516 B CN102592516 B CN 102592516B
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Abstract
The invention relates to the technology of organic light emitting diode and specifically discloses a large size display screen. The large size display screen is spliced by M rows * N columns of organic light emitting diode (OLED) displays, and each OLED display is not singly bound with a driving chip necessarily, wherein each row of OLED displays is connected with a row drive in parallel or connected with a plurality of row drives in parallel in groups; each column of OLED displays is connected with a column drive in parallel or connected with a plurality of column drives in parallel in groups; and all row drives and all column drives are connected to a controller so as to drive the large size display screen to display according t a preset demand. The large size display screen of the invention is spliced by a plurality of OLED displays and each OLED display is not singly bound with the driving chip necessarily, thereby greatly simplifying production procedures, reducing a manufacturing cost and facilitating market generalization.
Description
Technical field
The present invention relates to the organic light-emitting diode display technology, relate to specifically a kind of spliced OLED large scale display screen.
Background technology
Organic Light Emitting Diode (OLED) display is as a kind of novel demonstration product, with present main flow flat panel products liquid crystal display LCD, compare, its have active illuminating, fast response time, diopter wide, can realize the plurality of advantages such as flexible demonstration, thereby there is very strong competitive power, very likely become the main product of flat-panel monitor of future generation.
Along with on market to increasingization of demand of display sizes, independent substrate shows manufacture craft no matter all become more and more difficult concerning LCD or OLED, not only yields is extremely low for it, cost of manufacture is also expensive especially.Conventional OLED large scale display screen is to be spliced with a plurality of OLED display modules, and wherein each corresponding OLED display will connect the driving chip, therefore its cost of manufacture is quite expensive.Therefore, how to produce the OLED large-sized monitor that technique is simple, cost of manufacture is low, display effect is good, the emphasis of paying close attention to while just becoming new product designs.
Summary of the invention
In view of this, the object of the invention is to overcome the deficiencies in the prior art, the large scale that a kind of technique is simple, cost of manufacture is low display screen is provided.
For solving above technical matters, technical scheme provided by the invention is: a kind of large scale display screen, by M capable * N row OLED display is spliced, each OLED display is without binding and drive chip separately, and wherein: every row OLED display is parallel to a line driver or grouping is parallel to a plurality of line drivers; Every row OLED display is parallel to a row driver or grouping is parallel to a plurality of row drivers; All line driver and whole row driver all are connected to controller, in order to drive this large scale display screen to be shown according to pre-provisioning request.
More preferably, every row OLED display connects out by FPC, and is parallel to a line driver or grouping is parallel to a plurality of line drivers; Every row OLED display connects out by FPC, and is parallel to a row driver or grouping is parallel to a plurality of row drivers.
More preferably, the lead-in wire of the negative electrode lead-foot-line of every row OLED display by FPC or insert and spell pin and connect out, and be parallel to a line driver or grouping is parallel to a plurality of line drivers; The lead-in wire of the anode lead-foot-line of every row OLED display by FPC or insert and spell pin and connect out, and be parallel to a row driver or grouping is parallel to a plurality of row drivers.
More preferably, the lead-in wire of every negative electrode lead-foot-line and FPC or insert and spell pin and connect one to one; Every anode lead-foot-line and FPC lead-in wire or insert and spell pin and connect one to one.
More preferably, FPC lead-foot-line be connected on the substrate of FPC.
More preferably, FPC lead-foot-line to peg graft or welding manner is connected on the substrate of FPC.
More preferably, FPC is connected to controller by the substrate lead of FPC, and this controller is positioned on the substrate of FPC.
More preferably, the negative electrode lead-foot-line of every row OLED display and the lead-in wire of FPC or insert spelled after pin is connected, and corresponding FPC is folded on the encapsulation capping of corresponding line OLED display; The negative electrode lead-foot-line of every row OLED display is with the lead-in wire of FPC or, after inserting the spelling pin and being connected, corresponding FPC is folded on the encapsulation capping of respective column OLED display.
More preferably, the bending angle that corresponding FPC is folded on corresponding line OLED display encapsulation capping is greater than 90 degree; The bending angle that corresponding FPC is folded on respective column OLED display encapsulation capping is greater than 90 degree.
More preferably, all the OLED displays are arranged and mutually are close to by matrix form, form M capable * the large scale display screen of N row.
Compared with prior art, large scale display screen of the present invention is to be spliced by a plurality of OLED displays, each OLED display, without binding and drive chip separately, has overcome the problem that the making yields is low, cost is high that independent substrate manufacture large scale OLED display exists; Simultaneously, for the large scale display screen of OLED display module splicing, it has reduced the Cost Problems that adopts numerous driving chips to bring.The large scale display screen that the present invention obtains is made simple, and display size is large, and display effect is good, and, without the yields loss, cost of manufacture is low, will become a competitive novel product.
The accompanying drawing explanation
The structural representation that Fig. 1 is large scale display screen of the present invention;
Fig. 2 is the schematic diagram that in Fig. 1, every row OLED display is parallel to line driver;
Fig. 3 is the schematic diagram that in Fig. 1, every row OLED display is parallel to row driver;
Fig. 4 is the FPC bending sketch map that large scale display screen shown in Fig. 1 adopts;
In Fig. 1～Fig. 4, relevant Reference numeral is:
11, OLED display; 12, negative electrode lead-foot-line; 13, anode lead-foot-line; 21, FPC; 22, FPC lead-in wire; 23, FPC lead-foot-line; 31, wiring board substrate; 32, wiring board lining tool lead-in wire; 41, OLED cap.
Embodiment
Basic conception of the present invention is, every row OLED display is connected to controller by line driver, and every row OLED display is connected to controller by row driver, realizes the large scale display screen structure of the capable N row of M.
In order to make those skilled in the art understand better technical scheme of the present invention, below in conjunction with the drawings and specific embodiments, the present invention is described in further detail.
Referring to Fig. 1, it is the structural representation of large scale display screen of the present invention.Fig. 1 discloses a kind of conplane spliced large scale display screen that is positioned at, its specific implementation is: a plurality of Organic Light Emitting Diodes (OLED) display is arranged in the capable and N of M row regularly, each OLED display drives chip without binding separately, wherein: every row OLED display is connected in line driver, every row OLED display is connected in row driver, M line driver and N row driver are connected to controller, in order to drive this large scale display screen to be shown according to pre-provisioning request.
Referring to Fig. 2, mean that every row OLED display is parallel to the syndeton on driver.In this syndeton, the negative electrode lead-foot-line 12 of each OLED display 11 directly extracts by FPC 21, wherein every negative electrode lead-foot-line 12 connects one to one with FPC lead-in wire 22 (or insert and spell pin), FPC lead-foot-line 23 use are pegged graft or the mode of welding is connected on wiring board substrate 31, by wiring board substrate lead 32, the negative electrode lead-foot-line 12 of every row OLED display 11 is together in parallel correspondingly again, by wiring board substrate lead 32, is connected in a line driver or grouping is parallel to a plurality of line drivers.
Referring to Fig. 3, mean that every row OLED display is parallel to the syndeton on driver.Similar with the syndeton of every row OLED display, the anode lead-foot-line 13 of every row OLED display 11 directly extracts by FPC 21, and every anode lead-foot-line 13 connects one to one with FPC lead-in wire 22 (or insert and spell pin), FPC lead-foot-line 23 use are pegged graft or the mode of welding is connected on wiring board substrate 31, and by wiring board substrate lead 32, the anode lead-foot-line 12 of every row OLED display 11 is together in parallel correspondingly, then be connected in a row driver or grouping is parallel to a plurality of row drivers by wiring board substrate lead 32.
Thus, by the mode of connection shown in Fig. 2, Fig. 3, make M line driver and N row driver be connected to the controller on wiring board substrate 31 by wiring board substrate lead 32 again.Certainly, if, when controller is arranged on other position outside wiring board substrate 31, also can take to make M line driver and N row driver to be connected on controller.
Referring to Fig. 4, the FPC bending mode that large scale display screen shown in the present adopts is shown.In the present embodiment, a plurality of OLED displays are closely pieced together at grade, FPC 21 be folded into OLED encapsulation capping 41 after negative electrode lead-foot-line 12 is connected, its bending angle is greater than 90 degree (as Fig. 4); Similarly, FPC 11 be folded into OLED encapsulation capping 41 after anode lead-foot-line 13 is connected, bending angle is greater than 90 degree.Adopt this mode, contribute to make can compact to splice between screen and screen, realize minimum splicing seams.
After connecting in a manner described, each luminescence unit of large scale display screen is by going arbitrarily starter and any row starter to the Organic Light Emitting Diode input signal, and in intersection, form luminously, finally can drive in large scale display screen the inside any display pattern.
In the above embodiment of the present invention, large-sized monitor is to be spliced by a plurality of OLED displays 11, each OLED display drives chip without binding separately, the making yields that its large scale OLED display that has overcome independent substrate manufacture exists is low, the problem that cost is high, the large scale display screen with respect to the splicing of OLED display module has reduced the high problem of cost that drives chip to bring simultaneously.This large scale display screen is made simple, and display size is large, and display effect is good, and, without the yields loss, cost of manufacture is low, will become a competitive novel product.
Be below only the preferred embodiment of the present invention, it should be pointed out that above-mentioned preferred implementation should not be considered as limitation of the present invention, protection scope of the present invention should be as the criterion with the claim limited range.For those skilled in the art, without departing from the spirit and scope of the present invention, can also make some improvements and modifications, these improvements and modifications also should be considered as protection scope of the present invention.
Claims (9)
1. a large scale display screen, is characterized in that, by M capable * N row OLED display is spliced, each OLED display drives chip without binding separately, wherein: every row OLED display is parallel to a line driver or grouping is parallel to a plurality of line drivers; Every row OLED display is parallel to a row driver or grouping is parallel to a plurality of row drivers; All line driver and whole row driver all are connected to controller, in order to drive this large scale display screen to be shown according to pre-provisioning request; All the OLED displays are arranged and mutually are close to by matrix form, form M capable * the large scale display screen of N row.
2. large scale display screen as claimed in claim 1, is characterized in that, every row OLED display connects out by FPC, and be parallel to a line driver or grouping is parallel to a plurality of line drivers; Every row OLED display connects out by FPC, and is parallel to a row driver or grouping is parallel to a plurality of row drivers.
3. large scale display screen as claimed in claim 2, is characterized in that, the lead-in wire of the negative electrode lead-foot-line of every row OLED display by FPC or insert and spell pin and connect out, and be parallel to a line driver or grouping is parallel to a plurality of line drivers; The lead-in wire of the anode lead-foot-line of every row OLED display by FPC or insert and spell pin and connect out, and be parallel to a row driver or grouping is parallel to a plurality of row drivers.
4. large scale display screen as claimed in claim 3, is characterized in that, the lead-in wire of every negative electrode lead-foot-line and FPC or insert and spell pin and connect one to one; Every anode lead-foot-line and FPC lead-in wire or insert and spell pin and connect one to one.
5. large scale display screen as claimed in claim 2, is characterized in that, the lead-foot-line of FPC is connected on the substrate of FPC.
6. large scale display screen as claimed in claim 5, is characterized in that, the lead-foot-line of FPC is connected on the substrate of FPC with grafting or welding manner.
7. large scale display screen as claimed in claim 5, is characterized in that, FPC is connected to controller by the substrate lead of FPC, and this controller is positioned on the substrate of FPC.
8. large scale display screen as claimed in claim 3, is characterized in that, the negative electrode lead-foot-line of every row OLED display and the lead-in wire of FPC or insert spelled after pin is connected, and corresponding FPC is folded on the encapsulation capping of corresponding line OLED display; The negative electrode lead-foot-line of every row OLED display is with the lead-in wire of FPC or, after inserting the spelling pin and being connected, corresponding FPC is folded on the encapsulation capping of respective column OLED display.
9. large scale display screen as claimed in claim 7, is characterized in that, the bending angle that corresponding FPC is folded on corresponding line OLED display encapsulation capping is greater than 90 degree; The bending angle that corresponding FPC is folded on respective column OLED display encapsulation capping is greater than 90 degree.
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| Application Number | Priority Date | Filing Date | Title |
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| CN2012100508876A CN102592516B (en) | 2012-02-29 | 2012-02-29 | Large size display screen |
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| Application Number | Priority Date | Filing Date | Title |
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| CN2012100508876A CN102592516B (en) | 2012-02-29 | 2012-02-29 | Large size display screen |
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| CN102592516A CN102592516A (en) | 2012-07-18 |
| CN102592516B true CN102592516B (en) | 2013-12-25 |
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Families Citing this family (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102789762B (en) * | 2012-08-07 | 2015-09-02 | 京东方科技集团股份有限公司 | Driving circuit, array base palte and display device |
| TWI487088B (en) * | 2012-09-07 | 2015-06-01 | Ind Tech Res Inst | Light source device with organic light-emitting diode |
| CN104361865B (en) * | 2014-12-02 | 2017-07-18 | 广东威创视讯科技股份有限公司 | A kind of LED mosaic screens driving structure |
| CN104361867B (en) * | 2014-12-03 | 2017-08-29 | 广东威创视讯科技股份有限公司 | Splice screen display device and its display drive method |
| US9865646B2 (en) * | 2015-09-30 | 2018-01-09 | Cheng-Chang TransFlex Display Corp. | Flexible LED display |
| CN107068039B (en) * | 2017-01-12 | 2023-06-30 | 张新民 | LED Shan Xiangsu true color display device and LED display strip |
| CN106601185B (en) * | 2017-01-12 | 2023-08-11 | 张新民 | LED large-size display screen |
| CN107731151B (en) * | 2017-11-30 | 2020-12-22 | 信利（惠州）智能显示有限公司 | Array substrate and display device |
| CN107967895A (en) * | 2017-12-22 | 2018-04-27 | 重庆秉为科技有限公司 | A kind of OLED arrays passive drive circuit |
| CN109741683B (en) * | 2019-03-22 | 2021-04-27 | 京东方科技集团股份有限公司 | Display screen and spliced screen |
| CN115273654B (en) * | 2021-04-30 | 2024-05-03 | 海信视像科技股份有限公司 | Display device |
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| US6881946B2 (en) * | 2002-06-19 | 2005-04-19 | Eastman Kodak Company | Tiled electro-optic imaging device |
| EP1949765B1 (en) * | 2005-11-18 | 2017-07-12 | Cree, Inc. | Solid state lighting panels with variable voltage boost current sources |
| CN101287329B (en) * | 2007-04-13 | 2011-04-20 | 群康科技(深圳)有限公司 | Display device |
| US7995002B2 (en) * | 2007-09-19 | 2011-08-09 | Global Oled Technology Llc | Tiled passive matrix electro-luminescent display |
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| CN101777295B (en) * | 2010-01-29 | 2012-07-18 | 信利半导体有限公司 | Detection line wiring method and manufacturing method of OLED (Organic Light Emitting Diode) display |
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| CN102077167A (en) * | 2008-06-30 | 2011-05-25 | 全球Oled科技有限责任公司 | Tiled electronic display |
| CN101656050A (en) * | 2008-08-22 | 2010-02-24 | 上海仙视电子有限公司 | Method for controlling spliced circuit module in LCD large screen |
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