CN109215558A - Display device - Google Patents
Display device Download PDFInfo
- Publication number
- CN109215558A CN109215558A CN201811238387.9A CN201811238387A CN109215558A CN 109215558 A CN109215558 A CN 109215558A CN 201811238387 A CN201811238387 A CN 201811238387A CN 109215558 A CN109215558 A CN 109215558A
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- CN
- China
- Prior art keywords
- circuit board
- pin
- source electrode
- display panel
- electrically connected
- 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
-
- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
- G09G3/00—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes
- G09G3/20—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters
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- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
- G09G3/00—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes
- G09G3/20—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters
- G09G3/34—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters by control of light from an independent source
- G09G3/36—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters by control of light from an independent source using liquid crystals
- G09G3/3611—Control of matrices with row and column drivers
- G09G3/3685—Details of drivers for data electrodes
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05F—STATIC ELECTRICITY; NATURALLY-OCCURRING ELECTRICITY
- H05F3/00—Carrying-off electrostatic charges
- H05F3/02—Carrying-off electrostatic charges by means of earthing connections
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- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
- G09G2310/00—Command of the display device
- G09G2310/02—Addressing, scanning or driving the display screen or processing steps related thereto
- G09G2310/0264—Details of driving circuits
- G09G2310/0275—Details of drivers for data electrodes, other than drivers for liquid crystal, plasma or OLED displays, not related to handling digital grey scale data or to communication of data to the pixels by means of a current
Abstract
The present invention discloses a kind of display device, including display panel, circuit board and source electrode driver, and display panel has the first ground terminal of ground connection setting, and circuit board has the second ground terminal of ground connection setting；Source electrode driver includes source electrode flexible circuit board, source driving chip and source conductive portion, source electrode flexible circuit board is electrically connected display panel and circuit board, source driving chip bonding is on source electrode flexible circuit board, the one end in source conductive portion is electrically connected source electrode driver, and the other end is electrically connected display panel and/or the circuit board.The present invention can enhance the electro-static discharge protective ability of source driving chip, reduce damage of the static discharge to source driving chip.
Description
Technical field
The present invention relates to field of display technology, in particular to a kind of display device.
Background technique
Currently, display drive circuit system specifically includes that turntable driving integrated circuit, also known as grid drive integrated circult
(Gate Driver Integrated Circuit, G-IC), usually with gate drivers (Gate-Chip on Film, G-
COF) form is presented, and gate drivers include grid drive chip (Gate-Chip)；Data-driven integrated circuit, also known as source
Drive integrated circult (Source Driver Integrated Circuit, S-IC), usually with source electrode driver (Source-
Chip on Film, S-COF) form presentation, source electrode driver includes source driving chip (Source-Chip)；Connect grid
The circuit board of drive integrated circult and display panel, also known as Y-PCB plate；The circuit of connection source drive integrated circult and display panel
Plate, also known as X-PCB plate；Sequence controller (Timing Controller, TCON) circuit board (abbreviation TCON plate), which is provided with
Sequence controller；Connect the flexible printed circuit (Flexible Printed Circuit, FPC) of Y-PCB plate and X-PCB plate；
And the flexible printed circuit of connection X-PCB plate and TCON plate.
Due to having more component in display, there is different electrostatic potentials between different components, without
With electrostatic potential between easily cause electric charge transfer when object is close to each other or direct contact, form static discharge, and
Electronic component is caused to damage.In display device during manufacturing, the friction between component can inevitably occur, thus
Cause static discharge.Static discharge has greatly harm in display device during manufacturing.Static discharge can be hit
Hurt open cell (abbreviation OC refers to and attached polaroid, bonding and the display screen for being connected to peripheral driving circuit component), makes
It can not have always been high any more at the fraction defective of open cell, so that increase display device manufactures cost.
In order to reduce the fraction defective of open cell, display device production lines all at present realizes stringent antistatic and arranges
It applies.However electrostatic is this does not see impalpable thing and still at every moment threaten production yield, even terminal user
Use.With the continuous improvement that user requires product reliability, in addition in traditional test to the ESD of system entirety
(Electro Static Discharge, static discharge) test, more and more customer requirements are for source driving chip
Input terminal carries out ESD test, to reduce the fraction defective of open cell.ESD is prevented when existing in discovery source driving chip
When the weaker input terminal that can not be tested by ESD of shield ability, it is necessary to increase for the input terminal and its input signal
Additional ESD protection.
Summary of the invention
The main object of the present invention is to propose a kind of display device, it is intended to enhance the ESD protection capability of source driving chip.
To achieve the above object, the present invention proposes a kind of display device, comprising:
Display panel has the first ground terminal of ground connection setting；
Circuit board has the second ground terminal of ground connection setting；And
Source electrode driver, including source electrode flexible circuit board, source driving chip and source conductive portion, the source electrode flexible electrical
Road plate is electrically connected the display panel and the circuit board, and the source driving chip bonding is in the source electrode flexible circuit board
On, the one end in the source conductive portion is electrically connected the source electrode driver, and the other end is electrically connected the display panel and/or described
Circuit board.
Optionally, the source electrode driver is shown by the first pin being formed on the source electrode flexible circuit board with described
Show panel and the circuit board electrical connection；
The source conductive portion is the second pin being formed on the source electrode flexible circuit board.
Optionally, the second pin is provided with multiple.
Optionally, first pin is provided with multiple, is provided at least described in one between adjacent two first pin
Second pin.
Optionally, the display device further include:
Gate drivers, including gate flexible circuit board, grid drive chip and Gate Electrode Conductive portion, the gate flexible electricity
Road plate is electrically connected the display panel and the circuit board, and the grid drive chip bonding is in the gate flexible circuit board
On, the one end in the Gate Electrode Conductive portion is electrically connected with the gate drivers, the other end and the display panel and/or the electricity
The electrical connection of road plate.
Optionally, the gate drivers are shown by the third pin being formed on the gate flexible circuit board with described
Show panel and the circuit board electrical connection；
The Gate Electrode Conductive portion is the 4th pin being formed on the gate flexible circuit board.
Optionally, the 4th pin is provided with multiple.
Optionally, the third pin is provided with multiple, is provided at least described in one between the adjacent two third pin
4th pin.
Optionally, parallel interval is provided with multiple data lines in the vertical direction in the display panel, and in level side
Upward parallel interval is provided with multi-strip scanning line, and the source electrode driver is electrically connected with the data line, the gate drivers
It is electrically connected with the scan line.
Optionally, the circuit board includes the first sub-circuit board being electrically connected with the source electrode driver, and with the grid
Second sub-circuit board of driver electrical connection.
The present invention also proposes a kind of display device, comprising:
Display panel has the first ground terminal of ground connection setting；
Circuit board has the second ground terminal of ground connection setting；
Source electrode driver, including source electrode flexible circuit board and source driving chip, the source driving chip bonding is in institute
It states on source electrode flexible circuit board, the source electrode driver passes through the first pin being formed on the source electrode flexible circuit board and institute
State display panel and the circuit board electrical connection；Second pin is also formed on the source electrode flexible circuit board, described second draws
One end of foot is electrically connected the source electrode driver, and the other end is electrically connected the display panel or the circuit board；And
Gate drivers, including gate flexible circuit board and grid drive chip, the grid drive chip bonding is in institute
It states on gate flexible circuit board, the gate drivers pass through the third pin being formed on the gate flexible circuit board and institute
State display panel and the circuit board electrical connection；The 4th pin is also formed on the gate flexible circuit board, the described 4th draws
One end of foot is electrically connected the gate drivers, and the other end is electrically connected the display panel or the circuit board.
In the technical solution of the present invention, the one end in source conductive portion is electrically connected source electrode driver, other end electrical connection display
Panel and/or circuit board will not after the electrostatic of display device generated during manufacturing, conduction to source electrode driver
Source driving chip is imported, but is conducted by source conductive portion to display panel and/or circuit board, and then passes through display panel
The ground terminal of ground terminal and/or circuit board imports the earth, to enhance the electro-static discharge protective ability of source driving chip, subtracts
Damage of the static discharge to source driving chip is lacked.
Detailed description of the invention
In order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, to embodiment or will show below
There is attached drawing needed in technical description to be briefly described, it should be apparent that, the accompanying drawings in the following description is only this
Some embodiments of invention for those of ordinary skill in the art without creative efforts, can be with
The structure shown according to these attached drawings obtains other attached drawings.
Fig. 1 is the circuit structure block diagram of one embodiment of the display device of that present invention；
Fig. 2 is the connection schematic diagram of display panel, the first sub-circuit board and source electrode driver in Fig. 1；
Fig. 3 is that the structure of source electrode driver in Fig. 2 is intended to.
Drawing reference numeral explanation:
| Label | Title | Label | Title |
| 100 | Source electrode driver | 101 | Source driving chip |
| 200 | Gate drivers | 102 | Source electrode flexible circuit board |
| 301 | First sub-circuit board | 103 | First pin |
| 302 | Second sub-circuit board | 104 | Second pin |
| 400 | Display panel | ||
| 500 | Sequence controller |
The embodiments will be further described with reference to the accompanying drawings for the realization, the function and the advantages of the object of the present invention.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiment is only a part of the embodiments of the present invention, instead of all the embodiments.Base
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts it is all its
His embodiment, shall fall within the protection scope of the present invention.
It is to be appreciated that if relating to directionality instruction (such as up, down, left, right, before and after ...) in the embodiment of the present invention,
Then directionality instruction be only used for explain under a certain particular pose (as shown in the picture) between each component relative positional relationship,
Motion conditions etc., if the particular pose changes, directionality instruction is also correspondingly changed correspondingly.
In addition, being somebody's turn to do " first ", " second " etc. if relating to the description of " first ", " second " etc. in the embodiment of the present invention
Description be used for description purposes only, be not understood to indicate or imply its relative importance or implicitly indicate indicated skill
The quantity of art feature." first " is defined as a result, the feature of " second " can explicitly or implicitly include at least one spy
Sign.If occurring "and/or" in full text, meaning are as follows: including three schemes arranged side by side, by taking " A/B " as an example, including A scheme, or
The scheme that B scheme or A and B meet simultaneously.In addition, the technical solution between each embodiment can be combined with each other, but it is necessary
Be based on can be realized by those of ordinary skill in the art, when the combination of technical solution occur it is conflicting or when cannot achieve
It will be understood that the combination of this technical solution is not present, also not the present invention claims protection scope within.
The present invention proposes a kind of display device, which, which can be display, LCD TV or mobile phone etc., has
The electronic device of display panel.
In an embodiment of the present invention, as shown in Figure 1, the display device includes sequence controller 500, display panel
400, source electrode driver 100, gate drivers 200 and circuit board etc..The source electrode driver 100 includes source electrode flexible circuit board
102 and source driving chip 101 of the bonding on the source electrode flexible circuit board 102, gate drivers 200 include gate flexible
The grid drive chip (not shown go out) of circuit board (not shown go out) and bonding on the gate flexible circuit board.The circuit
Plate includes the first sub-circuit board 301 and the second sub-circuit board 302.First sub-circuit board 301 passes through the source electrode driver
100 are electrically connected with the display panel 400, and second sub-circuit board 302 passes through the gate drivers 200 and the display
Panel 400 is electrically connected.Specifically, the source electrode flexible circuit board 102 of the source electrode driver 100 and the display panel 400 and
First sub-circuit board 301 is electrically connected, the gate flexible circuit board of the gate drivers 200 and the display panel and institute
State the electrical connection of the second sub-circuit board.The sequence controller 500 and first sub-circuit board 301 and the second sub-circuit board 302
Electrical connection.
In the present embodiment, display panel 400 also has the first ground terminal (not shown go out) of ground connection setting, the display surface
The electrostatic generated on plate 400 can discharge a part, first sub-circuit board and/or the second sub-circuit by the first ground terminal
Plate has the second ground terminal (not shown go out) of ground connection setting, generates on first sub-circuit board and/or the second sub-circuit board
Electrostatic can pass through the second ground terminal release a part.Wherein, parallel interval in the vertical direction in the display panel 400
Multiple data lines are provided with, and parallel interval is provided with multi-strip scanning line, the source electrode driver 100 and institute in the horizontal direction
Data line electrical connection is stated, the gate drivers 200 are electrically connected with the scan line, to realize the source driving chip
101 with the data line electrical connection of the display panel 400, the scanning of the grid drive chip and the display panel 400
Line is electrically connected.
The sequence controller 500 include signal reading module (not shown go out), signal processing module (not shown go out) and
Signal output module (not shown go out), the signal reading module receive and read from external data-signal, control signal
And clock signal, and the signal processing module is passed to, these signals are converted into being suitble to by the signal processing module
The source driving chip and the data-signal of the grid drive chip, control signal and clock signal, then by the signal
Output module output.Data-signal after treatment, control signal and clock signal pass through the first sub-circuit board 301 and the
Two sub-circuit boards 302 pass to source electrode driver 100 and gate drivers 200, the source driving chip of source electrode driver 100
101 and the grid drive chips of gate drivers 200 receive these signals, and processing is amplified to these signals, and export
To scan line or data line, to control the opening and closing of thin film transistor switch, and then 400 display is controlled the display panel.
In the present embodiment, the source electrode driver 100 further includes source conductive portion, and first sub-circuit board 301 has
It is grounded the second ground terminal of setting, the one end in the source conductive portion is electrically connected the source electrode driver 100, other end electrical connection
The display panel 400 and/or first sub-circuit board 301.
It is understood that three kinds of electrostatic protection modes can be used in the present embodiment, specifically, the first is: the source
Pole conductive part is electrically connected with the display panel 400, and source conductive portion absorbs the electrostatic on source electrode driver 100, and passes through
First ground terminal of display panel 400 is discharged.Second is: the source conductive portion and first sub-circuit board 301
Electrical connection, the first electrostatic sheild shield 600 absorb the electrostatic on source electrode driver 100, and pass through first sub-circuit board
Second ground terminal is discharged.The third is: the source conductive portion and the display panel 400 and first sub-circuit board
301 electrical connections, source conductive portion absorb the electrostatic on source electrode driver 100, and pass through the first ground terminal of display panel 400
It is discharged respectively with the second ground terminal of the first sub-circuit board 301.
In the technical solution of the present invention, the one end in source conductive portion is electrically connected source electrode driver 100, and other end electrical connection is aobvious
Show panel 400 and/or the first sub-circuit board 301, in the electrostatic of display device generated during manufacturing, conduction to source electrode
After driver 100, source driving chip 101 will not be imported, but is conducted by source conductive portion to display panel 400 and/or
One sub-circuit board 301, and then pass through the first ground terminal of display panel 400 and/or the second ground terminal of the first sub-circuit board 302
The earth is imported, to enhance the electro-static discharge protective ability of source driving chip 101, reduces static discharge to source drive
The damage of chip 101.
In an embodiment of the present invention, as shown in Figures 2 and 3, the source electrode driver 100 is by being formed in the source electrode
The first pin 103 and the display panel 400 and the circuit board electrical connection on flexible circuit board 102, the source conductive
Portion is the second pin 104 being formed on the source electrode flexible circuit board 102.Since the source electrode driver 100 is to pass through shape
The first pin 103 and the display panel 400 and the circuit board electrical connection on source electrode flexible circuit board 102 described in Cheng Yu
, i.e., existing production technology has the ability that pin is formed on source electrode flexible circuit board 102, by the source conductive portion
It is set as the second pin 104 being formed on the source electrode flexible circuit board 102, can use existing production technology, thus
Reduce production difficulty and production cost.
It is appreciated that the source conductive portion can also be electrical connection source electrode driver 100 and show in other embodiments
Show the plain conductor of panel 400, or electrical connection source electrode driver 100 and display panel 400, its with electric action
His component.
Further, the second pin 104 is provided with multiple, to increase electrostatic from the source electrode driver 100
Conduction is conducted in electrostatic to source electrode driver 100, energy to the display panel 400 and/or the guiding path of the circuit board
It is enough more effectively to be conducted by the source electrode driver 100 to display panel 400 and/or circuit board, and then pass through display panel 400
Ground terminal and/or the ground terminal of circuit board import the earth, so that the static discharge for further enhancing source driving chip is anti-
Shield ability.
Further, first pin 103 is also equipped with multiple, is arranged between adjacent two first pin 103
There is at least one second pin 104.It should be noted that the first pin 103 can also will be on the source electrode driver 100
Electrostatic, conduction to the display panel 400 and the circuit board.First pin 103 is provided with multiple, can increase by first
Electrostatic on the source electrode driver 100 is conducted the ability to the display panel 400 and the circuit board by pin 103.This
Outside, 103 it is provided at least one second pin 104 between adjacent two first pins, the first pin 103 and can be made
The more uniform dispersion collocation of two pins 104, to make uniformly to increase the ability that the source electrode driver 100 exports electrostatic.
In an embodiment of the present invention, the gate drivers 200 further include Gate Electrode Conductive portion (not shown go out), and described the
Two sub-circuit boards 302 have the second ground terminal of ground connection setting, circuit board；The one end in the Gate Electrode Conductive portion and the grid drive
Dynamic device 200 is electrically connected, and the other end is electrically connected with the display panel 400 and/or second sub-circuit board 302.
Similarly, three kinds of electrostatic protection modes can also be used in the present embodiment, specifically, the first is: the Gate Electrode Conductive
Portion is electrically connected with the display panel 400, and Gate Electrode Conductive portion absorbs the electrostatic on gate drivers 200, and passes through display surface
First ground terminal of plate 400 is discharged.Second is: the Gate Electrode Conductive portion is electrically connected with second sub-circuit board 302,
Gate Electrode Conductive portion absorbs the electrostatic on gate drivers 200, and is released by the second ground terminal of the second sub-circuit board 302
It puts.The third is: the Gate Electrode Conductive portion is electrically connected with the display panel 400 and second sub-circuit board 302, and grid is led
Electric portion absorbs the electrostatic on gate drivers 200, and passes through the first ground terminal and the second sub-circuit board of display panel 400
302 the second ground terminal is discharged respectively.
Circuit board, will not after the electrostatic of display device generated during manufacturing, conduction to gate drivers 200
Grid drive chip is imported, but is conducted by Gate Electrode Conductive portion to display panel 400 and/or the second sub-circuit board 302, Jin Ertong
Second ground terminal of the first ground terminal and/or the second sub-circuit board 302 of crossing display panel 400 imports the earth, to enhance
The electro-static discharge protective ability of grid drive chip reduces damage of the static discharge to grid drive chip.
In an embodiment of the present invention, the gate drivers 200 are by being formed on the gate flexible circuit board
Third pin is electrically connected with the display panel and second sub-circuit board, and the Gate Electrode Conductive portion is to be formed in the grid
The 4th pin on flexible circuit board.Similarly, since the gate drivers 200 are by being formed in the gate flexible circuit
Third pin on plate and the display panel and the circuit board electrical connection, i.e., existing production technology has in grid
The ability that pin is formed on flexible circuit board, the Gate Electrode Conductive portion is set as being formed on the gate flexible circuit board
4th pin can use existing production technology, to reduce production difficulty and production cost.
Further, the 4th pin is provided with multiple, is conducted to increase electrostatic from the gate drivers 200
To the display panel and/or the guiding path of the circuit board, conduct in electrostatic to gate drivers, it can be more effectively
By the gate drivers 200 conduction to display panel 400 and/or circuit board, and then pass through the ground terminal of display panel 400
And/or the ground terminal of circuit board imports the earth, to further enhance the electro-static discharge protective ability of grid drive chip.
Further, the third pin is also equipped with multiple, is provided at least between the adjacent two third pin
One the 4th pin.It should be noted that third pin can also conduct the electrostatic on the gate drivers 200 extremely
The display panel and the circuit board.The third pin is provided with multiple, can increase third pin and drive the grid
Electrostatic on dynamic device 200 conducts the ability to the display panel and the circuit board.In addition, the adjacent two third pin it
Between be provided at least 1 the 4th pin, third pin and the 4th pin can be made more to be uniformly dispersed collocation, to make
Uniformly increase the ability that the gate drivers 200 export electrostatic.
The present invention also proposes that another display device, the display device can be display, LCD TV or mobile phone etc.
Electronic device with display panel.
In an embodiment of the present invention, as shown in Figure 1, the display device includes sequence controller 500, display panel
400, source electrode driver 100, gate drivers 200 and circuit board etc..The source electrode driver 100 includes source electrode flexible circuit board
102 and source driving chip 101 of the bonding on the source electrode flexible circuit board 102, gate drivers 200 include gate flexible
The grid drive chip (not shown go out) of circuit board (not shown go out) and bonding on the gate flexible circuit board.The circuit
Plate includes the first sub-circuit board 301 and the second sub-circuit board 302.First sub-circuit board 301 passes through the source electrode driver
100 are electrically connected with the display panel 400, and second sub-circuit board 302 passes through the gate drivers 200 and the display
Panel 400 is electrically connected.Specifically, the source electrode driver 100 by be formed on the source electrode flexible circuit board 102 first
Pin 103 is electrically connected with the display panel 400 and the first circuit board 301, and the gate drivers 200 are by being formed in
Third pin on the gate flexible circuit board is electrically connected with the display panel 400 and the second circuit board 302.It is described
Sequence controller 500 is electrically connected with first sub-circuit board 301 and the second sub-circuit board 302.In addition, the source electrode flexible electrical
Second pin 104 is also formed on road plate 102, one end of the second pin 104 is electrically connected the source electrode driver 100, separately
One end is electrically connected the display panel 400 or first sub-circuit board 301.Is also formed on the gate flexible circuit board
Four pins, one end of the 4th pin are electrically connected the gate drivers 200, and the other end is electrically connected the display panel 400
Or second sub-circuit board 302.
In the present embodiment, display panel 400 also has the first ground terminal (not shown go out) of ground connection setting, the display surface
The electrostatic generated on plate 400 can discharge a part, first sub-circuit board and the second sub-circuit board by the first ground terminal
The second ground terminal (not shown go out) with ground connection setting, the electrostatic generated on first sub-circuit board and the second sub-circuit board
A part can be discharged by the second ground terminal.In addition, parallel interval is provided in the vertical direction in the display panel 400
Multiple data lines, and parallel interval is provided with multi-strip scanning line, the source electrode driver 100 and the data in the horizontal direction
Line electrical connection, the gate drivers 200 are electrically connected with the scan line, to realize the source driving chip 101 and institute
The data line electrical connection of display panel 400 is stated, the grid drive chip and the scan line of the display panel 400 electrically connect
It connects.
In the technical solution of the present invention, it is also formed with second pin 104 on the source electrode flexible circuit board 102, described
One end of two pins 104 is electrically connected the source electrode driver 100, and the other end is electrically connected the display panel 400 or described first
Sub-circuit board 301；The 4th pin is also formed on the gate flexible circuit board, described in one end electrical connection of the 4th pin
Gate drivers 200, the other end are electrically connected the display panel 400 or second sub-circuit board 302.In the life of display device
The electrostatic generated in manufacturing process is produced, after conduction to source electrode driver 100, source driving chip 101 will not be imported and grid drives
Dynamic chip, but conducted by second pin and the 4th pin to display panel 400 or circuit board, and then pass through display panel 400
The first ground terminal or circuit board the second ground terminal import the earth, to enhance source driving chip 101 and gate driving
The electro-static discharge protective ability of chip reduces damage of the static discharge to source driving chip 101 and grid drive chip.
The above description is only a preferred embodiment of the present invention, is not intended to limit the scope of the invention, all at this
Under the inventive concept of invention, using equivalent structure transformation made by description of the invention and accompanying drawing content, or directly/use indirectly
It is included in other related technical areas in scope of patent protection of the invention.
Claims (10)
1. a kind of display device characterized by comprising
Display panel has the first ground terminal of ground connection setting；
Circuit board has the second ground terminal of ground connection setting；And
Source electrode driver, including source electrode flexible circuit board, source driving chip and source conductive portion, the source electrode flexible circuit board
It is electrically connected the display panel and the circuit board, the source driving chip bonding is on the source electrode flexible circuit board, institute
The one end for stating source conductive portion is electrically connected the source electrode driver, and the other end is electrically connected the display panel and/or the circuit
Plate.
2. display device as described in claim 1, which is characterized in that the source electrode driver is soft by being formed in the source electrode
Property circuit board on the first pin and the display panel and the circuit board electrical connection；
The source conductive portion is the second pin being formed on the source electrode flexible circuit board.
3. display device as claimed in claim 2, which is characterized in that the second pin is provided with multiple.
4. display device as claimed in claim 3, which is characterized in that first pin be provided with it is multiple, described in adjacent two
At least one second pin is provided between first pin.
5. display device as described in claim 1, which is characterized in that the display device further include:
Gate drivers, including gate flexible circuit board, grid drive chip and Gate Electrode Conductive portion, the gate flexible circuit board
It is electrically connected the display panel and the circuit board, the grid drive chip bonding is on the gate flexible circuit board, institute
The one end for stating Gate Electrode Conductive portion is electrically connected the gate drivers, and the other end is electrically connected the display panel and/or the circuit
Plate.
6. display device as claimed in claim 5, which is characterized in that the gate drivers are soft by being formed in the grid
Property circuit board on third pin and the display panel and the circuit board electrical connection；
The Gate Electrode Conductive portion is the 4th pin being formed on the gate flexible circuit board.
7. display device as claimed in claim 6, which is characterized in that the 4th pin is provided with multiple.
8. display device as claimed in claim 7, which is characterized in that the third pin be provided with it is multiple, described in adjacent two
At least 1 the 4th pin is provided between third pin.
9. display device as claimed in claim 5, which is characterized in that parallel interval in the vertical direction in the display panel
Be provided with multiple data lines, and parallel interval is provided with multi-strip scanning line in the horizontal direction, the source electrode driver with it is described
Data line electrical connection, the gate drivers are electrically connected with the scan line.
10. a kind of display device characterized by comprising
Display panel has the first ground terminal of ground connection setting；
Circuit board has the second ground terminal of ground connection setting；
Source electrode driver, including source electrode flexible circuit board and source driving chip, the source driving chip bonding is in the source
On the flexible circuit board of pole, the source electrode driver is shown by the first pin being formed on the source electrode flexible circuit board with described
Show panel and the circuit board electrical connection；Second pin is also formed on the source electrode flexible circuit board, the second pin
One end is electrically connected the source electrode driver, and the other end is electrically connected the display panel or the circuit board；And
Gate drivers, including gate flexible circuit board and grid drive chip, the grid drive chip bonding is in the grid
On the flexible circuit board of pole, the gate drivers are shown by the third pin being formed on the gate flexible circuit board with described
Show panel and the circuit board electrical connection；The 4th pin is also formed on the gate flexible circuit board, the 4th pin
One end is electrically connected the gate drivers, and the other end is electrically connected the display panel or the circuit board.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811238387.9A CN109215558B (en) | 2018-10-23 | 2018-10-23 | Display device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811238387.9A CN109215558B (en) | 2018-10-23 | 2018-10-23 | Display device |
Publications (2)
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| CN109215558B (en) | 2022-04-01 |
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