CN109378306A - The terminal structure of display and display - Google Patents
The terminal structure of display and display Download PDFInfo
- Publication number
- CN109378306A CN109378306A CN201811466891.4A CN201811466891A CN109378306A CN 109378306 A CN109378306 A CN 109378306A CN 201811466891 A CN201811466891 A CN 201811466891A CN 109378306 A CN109378306 A CN 109378306A
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- CN
- China
- Prior art keywords
- display
- shape
- terminal
- connection terminal
- prominent
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L23/00—Details of semiconductor or other solid state devices
- H01L23/48—Arrangements for conducting electric current to or from the solid state body in operation, e.g. leads, terminal arrangements ; Selection of materials therefor
- H01L23/488—Arrangements for conducting electric current to or from the solid state body in operation, e.g. leads, terminal arrangements ; Selection of materials therefor consisting of soldered or bonded constructions
-
- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09F—DISPLAYING; ADVERTISING; SIGNS; LABELS OR NAME-PLATES; SEALS
- G09F9/00—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements
- G09F9/30—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements in which the desired character or characters are formed by combining individual elements
- G09F9/33—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements in which the desired character or characters are formed by combining individual elements being semiconductor devices, e.g. diodes
Abstract
A kind of display comprising: display panel, including multiple first connection terminals；Flip chip, including multiple second connection end for being electrically connected with first connection terminal；At least a side of at least one first connection terminal is provided with an at least concave shape, and at least a side limitation of at least one second connection end has at least one prominent shape, wherein the concave shape is mutually complementary with the prominent shape.
Description
Technical field
It is related to display technology field, more particularly to a kind of display and a kind of terminal structure of display, reduces
The bonding yield of the terminal of display.
Background technique
Being constantly progressive and develop, Organic Light Emitting Diode (Organic light emitting with display technology
Diode, OLED) as display high-end technology, by industry, each company is unanimously had an optimistic view of.But due to OLED processing procedure particularity, production
Yield is low, promotes yield, becomes the most important thing that each company's volume production is captured.Being bonded (Bonding) processing procedure is by different side
Tropism conducting resinl (Anisotropic Conductive Film, ACF) realizes display panel and flexible circuit board (Flexible
Printed Circuit, FPC) between electric connection, as shown in Figure 1, the design of 16 terminal region of display panel, 15 route can be straight
Connect the yield for influencing bonding；The resolution ratio of product more high terminal route 10,20 is more intensive, and high-resolution products can to hold
Spacing very little between son, the required precision of para-linkage is higher, and it is bad to cause to be bonded that short circuit easily occurs when bonding.
The terminal structure of bonding is currently used for as shown in Fig. 2, the width of terminal 10,20 is n, terminal center and terminal center
The distance between be a, the distance between terminal edge and adjacent terminal edge be b.When the resolution ratio of product is higher, terminal
Quantity is more, and b value is smaller, and the required precision of para-linkage is higher, if precision controlling is bad, be easy to cause terminal 10,20 short-circuit,
So that product yield reduces.Offset terminals distance is m when bonding.It is short-circuit between terminals of adjacent when being bonded in order to prevent, then it deviates
Distance m is necessarily less than the distance between terminal edge and adjacent terminal edge b.When m is greater than b, it will cause terminals of adjacent
10, short circuit between 20, so that product yield reduces.
It is therefore desirable to send out output the display of bonding yield and the terminal structure of display can be improved.
Summary of the invention
The purpose of the present invention is to provide a kind of terminal structure for display and a kind of display, increase effectively peace
Full offset terminals distance, and the risk that short circuit occurs is reduced, to improve terminal bonding yield.
In order to solve the above technical problems, the present invention provides a kind of display, comprising:
Display panel, including multiple first connection terminals；
Flip chip, including multiple second connection end for being electrically connected with first connection terminal；
At least a side of at least one first connection terminal is provided with an at least concave shape, described at least one
At least a side limitation of second connection end has at least one prominent shape, wherein the concave shape and the prominent shape phase
It is complementary.
According to one embodiment of present invention, the cup depth g of the concave shape and the prominent of the prominent shape are grown
Degree g is equal, and the width c of the concave shape is equal to or more than the width f of the prominent shape.
According to one embodiment of present invention, the two sides of at least one first connection terminal are provided with multiple recess
The two sides limitation of shape, at least one second connection end has multiple prominent shapes.
According to one embodiment of present invention, there are two rectangular depressions for the two sides setting of each first connection terminal
Shape, there are two the prominent shapes of rectangle for the two sides limitation of each second connection end.
According to one embodiment of present invention, the multiple first connection terminal is arranged in parallel with each other, and the multiple
Spacing distance between the edge of first connection terminal is b；The multiple second connection end is arranged in parallel with each other, and described
Spacing distance between the edge of multiple second connection end is also b, wherein the offset distance M of a maximum effective and safe is b+
G is less than the maximum effective and safe relative to the offset distance of second connection end in first connection terminal
In the case where offset distance M, short circuit does not occur.
According to one embodiment of present invention, described at least one prominent shape and an at least concave shape be it is round,
Ellipse, square row, triangle, quadrangle, pentagon or hexagon.
The present invention also provides a kind of displays, comprising:
Display panel, including multiple first connection terminals；
Flip chip, including multiple second connection end for being electrically connected with first connection terminal；At least one
At least a side of a first connection terminal is provided at least one prominent shape, at least one second connection end
At least a side limitation has an at least concave shape, wherein the prominent shape is mutually complementary with the concave shape.
According to one embodiment of present invention, the recess of the protrusion length g of the prominent shape and the concave shape is deep
Degree g is equal, and the width f of the prominent shape is equal to or less than the width c of the concave shape.
According to one embodiment of present invention, the two sides of at least one first connection terminal are provided with multiple protrusions
The two sides limitation of shape, at least one second connection end has multiple concave shapes.
According to one embodiment of present invention, there are two rectangles to protrude for the two sides setting of each first connection terminal
Shape, there are two rectangular depression shapes for the two sides limitation of each second connection end.
According to one embodiment of present invention, the multiple first connection terminal is arranged in parallel with each other, and the multiple
Spacing distance between the edge of first connection terminal is b；The multiple second connection end is arranged in parallel with each other, and described
Spacing distance between the edge of multiple second connection end is also b, wherein the offset distance M of a maximum effective and safe is b+
G is less than the maximum effective and safe relative to the offset distance of second connection end in first connection terminal
In the case where offset distance M, short circuit does not occur.
According to one embodiment of present invention, described at least one prominent shape and an at least concave shape be it is round,
Ellipse, square row, triangle, quadrangle, pentagon or hexagon.
In the terminal structure of the display and the display of the invention, pass through the first of terminal edge shape complementation
Connection terminal and second connection end, increase the offset terminals distance of effective and safe, without generating short circuit, reduce and short circuit occurs
Risk, to improve terminal bonding yield.
Detailed description of the invention
Invention as described herein, only as an example, with reference to attached drawing, in which:
Fig. 1 shows the structure chart and flip chip encapsulation (chip on of display panel in the prior art and terminal region
Film, COF) at the top of terminal region structure chart.
Fig. 2 shows the schematic diagram of the relative position of display panel terminal and COF terminal in the prior art, the terminal in left figure
Bonding it is normal, terminal displacement causes short circuit and bonding abnormal in right figure.
Fig. 3 shows in an embodiment according to the present invention, the structure chart and display panel end of display panel and terminal region
The enlarged drawing of son.
Fig. 4 shows in an embodiment according to the present invention that flip chip encapsulate the end at the top of (chip on film, COF)
The structure chart of sub-district and the enlarged drawing of COF terminal.
Fig. 5 shows in an embodiment according to the present invention, and display panel terminal and COF terminal are in peak excursion without causing
The schematic diagram of the relative position of short circuit.
Specific embodiment
The explanation of following embodiment is to can be used to the particular implementation of implementation to illustrate the present invention with reference to additional schema
Example.The direction term that the present invention is previously mentioned, such as "upper", "lower", "front", "rear", "left", "right", "inner", "outside", " side "
Deng being only the direction with reference to annexed drawings.Therefore, the direction term used be to illustrate and understand the present invention, rather than to
The limitation present invention.The similar unit of structure is to be given the same reference numerals in the figure.
Example 1:
Referring to FIG. 3, it shows in embodiment according to the present invention, the structure chart of display panel and terminal region and aobvious
Show the enlarged drawing of panel terminal.Referring to FIG. 4, it shows in an embodiment according to the present invention, flip chip encapsulate (chip
On film, COF) at the top of terminal region structure chart and COF terminal enlarged drawing
The present invention provides a kind of display, including a display panel 160 and flip chip encapsulation (chip on film,
COF)250.The display panel 160 is equipped with multiple display panel terminals 100 in its terminal region 150.The flip chip encapsulation
250 terminal region at the top of it be equipped with multiple COF terminals 200, wherein the edge of each display panel terminal 100 with it is each
The edge-complementary of the COF terminal 200.
As shown in Figure 3 and Figure 4, in a preferred embodiment, the two sides of each display panel terminal 100 are provided with
The two sides limitation of multiple concave shapes 101, each COF terminal 200 has multiple prominent shapes 201, wherein the multiple
Concave shape 101 is mutually complementary with the multiple prominent shape 201.More specifically, the recess of the multiple concave shape 101 is deep
It is equal with the protrusion length g of the multiple prominent shape 201 to spend g, and the width c of the multiple concave shape 101 is equal to or greatly
In the width f of the multiple prominent shape 201, and the distance between edge of the multiple concave shape 101 d is equal to or less than
The distance between the edge of the multiple prominent shape 201 e.
Referring to FIG. 5, it shows in an embodiment according to the present invention, display panel terminal and COF terminal are in maximum inclined
The schematic diagram moved without leading to the relative position of short circuit.
In the embodiment in the present invention, the edge of the display panel terminal 100 and the COF terminal 200 is mutual
It mends, the offset distance m of maximum effective and safe when bonding can be increased, the offset distance M of the maximum effective and safe is end
Cup depth g (or the multiple prominent shape of the distance between sub- edge and adjacent terminal edge b and concave shape 101
The summation of 201 protrusion length g), i.e. M=b+g.Therefore when the spacing b between adjacent terminal edge is constant, the shape of terminal
Shape depth or length g are bigger, then the offset distance M of maximum effective and safe is bigger, but premise is to ensure that display panel end
Contact area between 100 and COF of son terminal 200 may be implemented effectively to be bonded.
In another preferred embodiment, the two sides of each display panel terminal 100 are provided with multiple concave shapes
101, the limitation of the two sides of each COF terminal 200 has multiple prominent shapes 201, wherein the multiple concave shape 101 with
The multiple prominent shape 201 is identical, and 101 size of an at least concave shape is greater than or equal to described at least one prominent shape
201 size of shape.
In other feasible embodiments, at least one prominent shape and an at least concave shape can for it is round,
The various rules such as ellipse, square row, triangle, quadrangle, pentagon, hexagon or irregular shape.
(not shown) in another preferred embodiment, an embodiment according to an embodiment of the invention are each described
The two sides of display panel terminal are provided with multiple prominent shapes, and at least two sides limitation of each COF terminal has multiple
Concave shape, wherein the multiple prominent shape is mutually complementary with the multiple concave shape.More specifically, the multiple protrusion
The protrusion length of shape is equal with the cup depth of the multiple concave shape, and the width of the multiple prominent shape is equal to or
Less than the width of the multiple concave shape, and the distance between edge of the multiple concave shape is equal to or less than described more
The distance between the edge of a prominent shape.
In another preferred embodiment, each display panel terminal is provided with multiple prominent shapes to two sides,
The two sides limitation of each COF terminal has multiple concave shapes, wherein the multiple prominent shape and the multiple recess
Shape is identical, and the multiple prominent shape size is less than or equal to the multiple concave shape size.
In other feasible embodiments, described at least one prominent shape and an at least concave shape are round, ellipse
Circle, square row, triangle, quadrangle, pentagon and hexagon.
Example 2:
The present invention also provides a kind of terminal structures for display, comprising: multiple display panel terminals 100；And packet
Include multiple COF terminals 200.The multiple display panel terminal 100 is set to the terminal region 150 of a display panel 160.It is described more
A COF terminal 200 is set to the terminal region at the top of flip chip encapsulation 250.Wherein each display panel terminal 100
Edge and each COF terminal 200 edge-complementary.As for other specific parts, with display described in example 1
Display panel terminal 100 and COF terminal 200 are identical, please refer to it is above-mentioned about description and the content of Fig. 3 to Fig. 5, herein not
It repeats again.
In summary, in the terminal structure of the display of the invention and the display, pass through terminal edge shape
Complementary display panel terminal and COF terminal, increases the offset terminals distance of effective and safe, without generating short circuit, reduces and occurs
The risk of short circuit, to improve terminal bonding yield.
In conclusion although the present invention has been disclosed above in the preferred embodiment, but above preferred embodiment is not to limit
The system present invention, those skilled in the art can make various changes and profit without departing from the spirit and scope of the present invention
Decorations, therefore protection scope of the present invention subjects to the scope of the claims.
Claims (10)
1. a kind of display, it is characterised in that: the display includes:
Display panel, including multiple first connection terminals；
Flip chip, including multiple second connection end for being electrically connected with first connection terminal；
At least a side of at least one first connection terminal is provided with an at least concave shape, at least one described second
At least a side limitation of connection terminal has at least one prominent shape, wherein the concave shape and the prominent shape are mutual
It mends.
2. display as described in claim 1, it is characterised in that:
The cup depth g of the concave shape is equal with the protrusion length g of the prominent shape, and the width of the concave shape
C is equal to or more than the width f of the prominent shape.
3. display as described in claim 1, it is characterised in that:
The two sides of at least one first connection terminal are provided with multiple concave shapes, at least one described second connection end
The two sides limitation of son has multiple prominent shapes.
4. display as described in claim 1, it is characterised in that:
Rectangular depression shape that there are two the two sides settings of each first connection terminal, each second connection end
There are two the prominent shapes of rectangle for two sides limitation.
5. display as described in claim 1, it is characterised in that:
The multiple first connection terminal is arranged in parallel with each other, and the interval between the edge of the multiple first connection terminal
Distance is b；The multiple second connection end is arranged in parallel with each other, and between the edge of the multiple second connection end
Spacing distance is also b, wherein the offset distance M of a maximum effective and safe is b+g, in first connection terminal relative to institute
The offset distance for stating second connection end is less than the offset distance M of the maximum effective and safe.
6. display as described in claim 1, it is characterised in that: described at least one prominent shape and an at least concave shape
Shape is circle, ellipse, square row, triangle, quadrangle, pentagon or hexagon.
7. a kind of display, it is characterised in that: the display includes:
Display panel, including multiple first connection terminals；
Flip chip, including multiple second connection end for being electrically connected with first connection terminal；
At least a side of at least one first connection terminal is provided at least one prominent shape, at least one described second
At least a side limitation of connection terminal has an at least concave shape, wherein the prominent shape and the concave shape are mutual
It mends.
8. display as claimed in claim 7, it is characterised in that:
The protrusion length g of the prominent shape and the cup depth g of the concave shape are equal, and the width of the prominent shape
F is equal to or less than the width c of the concave shape.
9. display as claimed in claim 7, it is characterised in that:
The two sides of at least one first connection terminal are provided with multiple prominent shapes, at least one described second connection end
The two sides limitation of son has multiple concave shapes.
10. display as claimed in claim 7, it is characterised in that:
The multiple first connection terminal is arranged in parallel with each other, and the interval between the edge of the multiple first connection terminal
Distance is b；The multiple second connection end is arranged in parallel with each other, and between the edge of the multiple second connection end
Spacing distance is also b, wherein the offset distance M of a maximum effective and safe is b+g, in first connection terminal relative to institute
The offset distance for stating second connection end is less than the offset distance M of the maximum effective and safe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811466891.4A CN109378306B (en) | 2018-12-03 | 2018-12-03 | Display and terminal structure of display |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811466891.4A CN109378306B (en) | 2018-12-03 | 2018-12-03 | Display and terminal structure of display |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109378306A true CN109378306A (en) | 2019-02-22 |
| CN109378306B CN109378306B (en) | 2020-03-24 |
Family
ID=65375232
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811466891.4A Active CN109378306B (en) | 2018-12-03 | 2018-12-03 | Display and terminal structure of display |
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| Country | Link |
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| CN106842735A (en) * | 2017-04-05 | 2017-06-13 | 深圳市华星光电技术有限公司 | For the panel pin configuration and liquid crystal display device of bonding chip on film pin |
| CN107221770A (en) * | 2017-05-10 | 2017-09-29 | 武汉华星光电技术有限公司 | Connector, the preparation method of connector, connection component and panel assembly |
| CN108538893A (en) * | 2018-04-19 | 2018-09-14 | 武汉华星光电半导体显示技术有限公司 | Display panel and its display device |
-
2018
- 2018-12-03 CN CN201811466891.4A patent/CN109378306B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2005333167A (en) * | 2005-08-22 | 2005-12-02 | Fujitsu Ltd | Manufacturing method of semiconductor device |
| CN103094737A (en) * | 2011-11-05 | 2013-05-08 | 宝宸（厦门）光学科技有限公司 | Pin structure and pin connecting structure |
| CN103367947A (en) * | 2012-04-10 | 2013-10-23 | 宸鸿科技(厦门)有限公司 | Connection structure |
| TW201401146A (en) * | 2012-06-18 | 2014-01-01 | Interflex Co Ltd | Bezeless monolayer sensor panel |
| CN106155395A (en) * | 2015-04-12 | 2016-11-23 | 宝宸（厦门）光学科技有限公司 | Contact panel and connected structure thereof |
| CN106842735A (en) * | 2017-04-05 | 2017-06-13 | 深圳市华星光电技术有限公司 | For the panel pin configuration and liquid crystal display device of bonding chip on film pin |
| CN107221770A (en) * | 2017-05-10 | 2017-09-29 | 武汉华星光电技术有限公司 | Connector, the preparation method of connector, connection component and panel assembly |
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| CN109378306B (en) | 2020-03-24 |
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