CN105975120A - Touch panel and display apparatus - Google Patents
Touch panel and display apparatus Download PDFInfo
- Publication number
- CN105975120A CN105975120A CN201610266731.XA CN201610266731A CN105975120A CN 105975120 A CN105975120 A CN 105975120A CN 201610266731 A CN201610266731 A CN 201610266731A CN 105975120 A CN105975120 A CN 105975120A
- Authority
- CN
- China
- Prior art keywords
- contact panel
- black matrix
- substrate
- touch panel
- electrostatic
- 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
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
- G06F3/01—Input arrangements or combined input and output arrangements for interaction between user and computer
- G06F3/03—Arrangements for converting the position or the displacement of a member into a coded form
- G06F3/041—Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means
-
- G—PHYSICS
- G02—OPTICS
- G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
- G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
- G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour
- G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on liquid crystals, e.g. single liquid crystal display cells
- G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
- G02F1/1333—Constructional arrangements; Manufacturing methods
- G02F1/13338—Input devices, e.g. touch panels
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
- G06F3/01—Input arrangements or combined input and output arrangements for interaction between user and computer
- G06F3/03—Arrangements for converting the position or the displacement of a member into a coded form
- G06F3/041—Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means
- G06F3/0412—Digitisers structurally integrated in a display
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- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- General Engineering & Computer Science (AREA)
- Theoretical Computer Science (AREA)
- General Physics & Mathematics (AREA)
- Nonlinear Science (AREA)
- Human Computer Interaction (AREA)
- Mathematical Physics (AREA)
- Chemical & Material Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- Optics & Photonics (AREA)
- Devices For Indicating Variable Information By Combining Individual Elements (AREA)
Abstract
The invention provides a touch panel and a display apparatus, which belong to the technical field of display and can solve the problems of relatively high electrostatic shielding cost and easy shielding failure of an existing touch panel. According to the touch panel provided by the invention, a black matrix is arranged on a first substrate, and at least part of the black matrix is connected to a grounding port to shield static electricity, so that a conducting particle layer does not need to be arranged on a polarizer; and due to the adoption of a black matrix grounding mode, the electrostatic shielding effect is good and the cost can be reduced. The touch panel is suitable for various display apparatuses, especially embedded touch display apparatuses.
Description
Technical field
The invention belongs to Display Technique field, be specifically related to a kind of contact panel and display dress
Put.
Background technology
Contact panel mainly has full laminating (GFF, Glass-Film-Film), monolayer (single
Layer on cell, SLOC), hybrid touch (HIC, Hybrid in cell), completely
Several common type such as embedded (FIC, Full in cell).FIC uses self-tolerant to set because of it
Meter, technological process is simple, and can realize touch-control integrated with display driver (TDDI,
Touch and Display Driver Integration) scheme, increasingly by the parent in market
Look at.
As it is shown in figure 1, FIC formula contact panel generally comprises polaroid 3, color membrane substrates
1, black matrix 6, liquid crystal layer 7, array base palte 2 and lower polaroid 4, for preventing color film
The conductive layer of substrate 1 produces harmful effect, the color membrane substrates table of FIC product to touch-control performance
Face is typically not provided with ITO electrode structure, therefore cannot play the shielding to dyestripping electrostatic and make
With.
Inventor finds that in prior art, at least there are the following problems: make to play shielding
With, the upper polaroid 3 of current FIC product typically uses impedance 107-109The height of magnitude
Resistance polaroid (POL) is simultaneously in order to be derived by electrostatic, general in high resistant POL surface
Being provided with conductive particle layer 31, such high resistant POL is connected to the ground connection on array base palte 2
Solder joint (GND Pad) is with release electrostatic, and prior art typically directly starches 5 by high resistant by silver
POL is connected with ground connection solder joint, after high resistant POL contacts with the silver slurry 5 of ground connection, and conductive particle
Sublayer 31 just can realize leading away the effect of electrostatic, electrostatic screen.High resistant POL to be made
Play electrostatic screen effect, it is necessary to make conductive particle layer 31 and the silver slurry 5 on the surface of POL
Contact, but POL can shrink during high temperature test, Yi Fashengyin slurry 5 fracture, because of
The use of this high resistant POL has high temperature reliability risk.For realize conductive particle layer 31 with
The good contact of silver slurry 5, as in figure 2 it is shown, silver slurry 5 typically uses long strip type coating,
So can greatly increase the cost of POL used by FIC.
Summary of the invention
The present invention is directed to that existing contact panel electrostatic screen is relatively costly, shielding was easily lost efficacy
Problem, it is provided that a kind of contact panel and display device.
Solve the technology of the present invention problem be the technical scheme is that
A kind of contact panel, including the first substrate being oppositely arranged and second substrate, described
First substrate is provided with black matrix, and at least part of position of described black matrix is connected to ground connection
Port is to shield electrostatic.
Preferably, described black matrix is made up of low-resistivity resin.
Preferably, described black matrix resistivity is 107-108Ω·cm。
Preferably, described black matrix is connected to grounding ports by silver slurry.
Preferably, edge and the edge of first substrate of the black matrix of junction is starched with silver
Flush.
Preferably, silver paste is point-like.
Preferably, silver paste is strip.
Preferably, at least part of position of described black matrix is soldered to grounding ports.
Preferably, described first substrate is color membrane substrates, and described second substrate is array
Substrate.
Preferably, described contact panel also includes polaroid and lower polaroid.
The present invention also provides for a kind of display device, including above-mentioned contact panel.
In the contact panel of the present invention, first substrate is provided with black matrix, and black matrix is at least
Grounding ports it is connected to shield electrostatic, without arranging on such polaroid at portion
Conductive particle layer, the electrostatic shield effect using the mode of black matrix ground connection is good, it is also possible to
Reduce cost, simplification of flowsheet.The contact panel of the present invention is applicable to various display dress
Put, be particularly suited for embedded touch display device.
Accompanying drawing explanation
Fig. 1 is the structural representation of existing contact panel；
Fig. 2 is the schematic top plan view of existing contact panel；
Fig. 3 is the structural representation of the contact panel of embodiments of the invention 1；
Fig. 4 is the structural representation of the contact panel of embodiments of the invention 2；
Fig. 5 is the schematic top plan view of the contact panel of embodiments of the invention 2；
Fig. 6 is the schematic top plan view of the contact panel of embodiments of the invention 2；
Wherein, reference is: 1, color membrane substrates；2, array base palte；3, upper polarisation
Sheet；31, conductive particle layer；4, lower polaroid；5, silver slurry；6, black matrix；7、
Liquid crystal layer.
Detailed description of the invention
For making those skilled in the art be more fully understood that technical scheme, knot below
Close the drawings and specific embodiments the present invention is described in further detail.
Embodiment 1:
The present embodiment provides a kind of contact panel, and (Fig. 3 is the present embodiment as shown in Figure 3
1 touch panel structure provided generalized section), including the first substrate being oppositely arranged and second
Substrate, the present embodiment is with first substrate for color membrane substrates 1, and second substrate is array base palte 2
As a example by illustrate.Described first substrate is provided with black matrix 6, and described black matrix 6 is at least
Grounding ports it is connected to shield electrostatic at portion.
In the contact panel of the present embodiment, at least part of position of black matrix 6 is connected to connect
Ground port (black matrix 6 in Fig. 3 is by silver slurry 5 ground connection), so produces when around
During electrostatic, due to black matrix 6 ground connection, therefore, electrostatic is derived by black matrix 6 at once,
Realize the effect of shielding electrostatic.Compared with prior art, the contact panel of the present embodiment
Without arranging conductive particle layer on polaroid, use the electrostatic of the mode of black matrix 6 ground connection
Shield effectiveness is good, can reduce the cost arranging conductive particle layer.The touch surface of the present invention
Plate is applicable to various display device, is particularly suited for embedded touch display device.
It should be noted that the embodiment of the present invention is with display panels (LCD, Liquid
Crystal Display) as a example by illustrate, but, the scheme that the embodiment of the present invention provides is not
It is only applicable to LCD, can equally be well applied to Organic Electricity laser display panel (OLED, Organic
Light-Emitting Diode) and other kinds of display device.
Embodiment 2:
The present embodiment provides a kind of contact panel, as Figure 4-Figure 6, including being oppositely arranged
First substrate and second substrate, the present embodiment with first substrate for color membrane substrates 1, second
Substrate is to illustrate as a example by array base palte 2.Liquid crystal layer 7, color film it is provided with between two substrates
Substrate 1 is provided with upper polaroid 1 away from the side of array base palte 2, and array base palte 2 is away from coloured silk
The side of film substrate 1 is provided with lower polaroid 4.
Wherein, described color membrane substrates 1 is provided with black matrix 6, and described black matrix 6 is at least
Grounding ports it is connected to shield electrostatic at portion.
The contact panel of the present embodiment, (Fig. 4 is the touch-control of the present embodiment as shown in Figure 4
The generalized section of panel construction), at least part of position of black matrix 6 is connected to ground connection
Port, so when around producing electrostatic, due to black matrix 6 ground connection, therefore, black square
Electrostatic is derived by battle array 6 at once, it is achieved the effect of shielding electrostatic.Compared with prior art,
Without arranging conductive particle layer on the polaroid of the contact panel of the present embodiment, use black square
The electrostatic shield effect of the mode of battle array 6 ground connection is good, can reduce and arrange conductive particle layer
Cost.The contact panel of the present invention is applicable to various display device, is particularly suited for embedded
Formula touch control display apparatus.
It is understood that the frequency of electrostatic signal typically belongs to low frequency, and touching signals
Frequency belong to high frequency, accordingly, it would be desirable to explanation, be connected to the black square of grounding ports
Battle array 6 can transmit electrostatic in order to avoid making display floater suffer electrostatic damage, again will not meanwhile
Touch-control performance is produced impact.
Preferably, described black matrix 6 is made up of low-resistivity resin.
It is to say, there is different types of black matrix 6 material in the market, here,
Black matrix 6 selects low-resistance black matrix 6, and usual low-resistance black matrix 6 is by low-resistivity resin structure
Become, so can realize preferably shielding the effect of electrostatic.
Preferably, described black matrix 6 resistivity is 107-108Ω·cm。
It is to say, the discovery that the present inventor is creative, low-resistance black matrix 6
Resistivity is 107-108In the range of Ω cm, the existence of low-resistance black matrix 6 can be played well
Electrostatic screen effect, touch-control performance production capacity will not be affected again.
Preferably, described black matrix 6 is connected to grounding ports by silver slurry 5.
It is to say, prior art is the conductive particle layer 31 of high resistant POL is passed through
Silver slurry 5 is connected to grounding ports, and the present invention to be black matrix 6 be connected to by silver slurry 5
Grounding ports, wherein, owing to black matrix 6 connects than outermost conductive particle layer 31 distance
Ground port closer to, therefore, it can to reduce complexity and the costs of silver slurry 5 coating.
Preferably, edge and the color membrane substrates 1 of the black matrix 6 of 5 junctions is starched with silver
Edge flush.
(Fig. 5 is the vertical view of contact panel of the present embodiment it is to say, as shown in Figure 5
Schematic diagram), the black matrix 6 starching 5 junctions with silver is made edging design, wherein, together
While be the colloquial terms in technique, specifically refer to black matrix 6 with silver slurry 5 junctions with
The edge of color membrane substrates 1 flushes；The black matrix 6 not being connected with silver slurry 5 then uses non-
Edging, the most the edge with color membrane substrates 1 does not flushes, and is so possible to prevent to touch greening etc.
Bad.
Preferably, silver paste 5 is point-like.
(Fig. 6 is the vertical view of contact panel of the present embodiment it is to say, as shown in Figure 6
Schematic diagram), the black matrix 6 of the present invention is connected with silver slurry 5, and the silver slurry 5 of junction is
Point-like, so can greatly reduce silver slurry 5 consumptions, advantageously reduce cost, and
High temperature reliability risk without silver slurry 5 fracture.
Preferably, the described at least part of position of black matrix 6 is soldered to grounding ports.
Weld i.e. it is to say, concrete black matrix 6 uses with the Joining Technology of silver slurry 5
Can realize.
Obviously, also many modifications may be made to for the detailed description of the invention of the various embodiments described above；Example
As: the present invention can not also use above-mentioned point-like silver slurry 5, and silver slurry 5 is applied as bar
Shape is also feasible.
Embodiment 3:
Present embodiments providing a kind of display device, it includes any one touch surface above-mentioned
Plate.Described display device can be: liquid crystal touch panel, Electronic Paper, mobile phone, flat board
Computer, television set, display, notebook computer, DPF, navigator etc. are any
There are product or the parts of display function.
It is understood that the principle that embodiment of above is intended to be merely illustrative of the present
And the illustrative embodiments used, but the invention is not limited in this.For ability
For those of ordinary skill in territory, in the situation without departing from spirit and substance of the present invention
Under, various modification and improvement can be made, these modification and improvement are also considered as the present invention's
Protection domain.
Claims (11)
1. a contact panel, including the first substrate being oppositely arranged and second substrate, its
Being characterised by, described first substrate is provided with black matrix, at least part of position of described black matrix
The place of putting is connected to grounding ports to shield electrostatic.
Contact panel the most according to claim 1, it is characterised in that described black square
Battle array is made up of low-resistivity resin.
Contact panel the most according to claim 1, it is characterised in that described black square
Battle array resistivity is 107-108Ω·cm。
Contact panel the most according to claim 1, it is characterised in that described black square
Battle array is connected to grounding ports by silver slurry.
Contact panel the most according to claim 4, it is characterised in that with silver slurry even
The edge of the black matrix at the place of connecing flushes with the edge of first substrate.
Contact panel the most according to claim 4, it is characterised in that silver paste
For point-like.
Contact panel the most according to claim 4, it is characterised in that silver paste
For strip.
Contact panel the most according to claim 1, it is characterised in that described black square
Battle array is at least partly soldered to grounding ports in position.
Contact panel the most according to claim 1, it is characterised in that described first
Substrate is color membrane substrates, and described second substrate is array base palte.
Contact panel the most according to claim 1, it is characterised in that described tactile
Control panel also includes polaroid and lower polaroid.
11. 1 kinds of display devices, it is characterised in that include any one of claim 1-10
Described contact panel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610266731.XA CN105975120A (en) | 2016-04-26 | 2016-04-26 | Touch panel and display apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610266731.XA CN105975120A (en) | 2016-04-26 | 2016-04-26 | Touch panel and display apparatus |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105975120A true CN105975120A (en) | 2016-09-28 |
Family
ID=56993960
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610266731.XA Pending CN105975120A (en) | 2016-04-26 | 2016-04-26 | Touch panel and display apparatus |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105975120A (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106773259A (en) * | 2017-01-03 | 2017-05-31 | 京东方科技集团股份有限公司 | A kind of color membrane substrates and preparation method thereof, display device |
| CN107065272A (en) * | 2017-06-09 | 2017-08-18 | 京东方科技集团股份有限公司 | Display panel and display device |
| CN108646479A (en) * | 2018-03-28 | 2018-10-12 | 上海中航光电子有限公司 | Display panel and display device |
| CN108680983A (en) * | 2018-06-27 | 2018-10-19 | 信利光电股份有限公司 | A kind of polaroid and display module |
| CN109256035A (en) * | 2018-09-14 | 2019-01-22 | Oppo（重庆）智能科技有限公司 | Display screen, the manufacturing method of display screen and electronic equipment |
| CN110706596A (en) * | 2019-10-21 | 2020-01-17 | 京东方科技集团股份有限公司 | Display panel and display device |
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| CN102162949A (en) * | 2010-02-16 | 2011-08-24 | 精工电子有限公司 | Liquid crystal display device |
| CN102436094A (en) * | 2011-12-19 | 2012-05-02 | 深圳市华星光电技术有限公司 | Liquid crystal display device and manufacturing method thereof |
| CN102495493A (en) * | 2011-12-02 | 2012-06-13 | 深圳市华星光电技术有限公司 | Manufacturing method for liquid crystal panel, liquid crystal panel and liquid crystal display device |
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| US20100243970A1 (en) * | 2007-08-22 | 2010-09-30 | Mitsubishi Chemical Corporation | Resin black matrix, light blocking photosensitive resin composition, tft element substrate and liquid crystal display device |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106773259A (en) * | 2017-01-03 | 2017-05-31 | 京东方科技集团股份有限公司 | A kind of color membrane substrates and preparation method thereof, display device |
| CN107065272A (en) * | 2017-06-09 | 2017-08-18 | 京东方科技集团股份有限公司 | Display panel and display device |
| CN108646479A (en) * | 2018-03-28 | 2018-10-12 | 上海中航光电子有限公司 | Display panel and display device |
| CN108680983A (en) * | 2018-06-27 | 2018-10-19 | 信利光电股份有限公司 | A kind of polaroid and display module |
| CN109256035A (en) * | 2018-09-14 | 2019-01-22 | Oppo（重庆）智能科技有限公司 | Display screen, the manufacturing method of display screen and electronic equipment |
| CN109256035B (en) * | 2018-09-14 | 2021-03-02 | Oppo（重庆）智能科技有限公司 | Display screen, manufacturing method of display screen and electronic equipment |
| CN110706596A (en) * | 2019-10-21 | 2020-01-17 | 京东方科技集团股份有限公司 | Display panel and display device |
| US11398439B2 (en) | 2019-10-21 | 2022-07-26 | Ordos Yuansheng Optoelectronics Co., Ltd. | Display panel and display device |
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Application publication date: 20160928 |