CN105044958B - Touch panel and display panel - Google Patents
Touch panel and display panel Download PDFInfo
- Publication number
- CN105044958B CN105044958B CN201510575610.9A CN201510575610A CN105044958B CN 105044958 B CN105044958 B CN 105044958B CN 201510575610 A CN201510575610 A CN 201510575610A CN 105044958 B CN105044958 B CN 105044958B
- Authority
- CN
- China
- Prior art keywords
- pad
- touch panel
- display panel
- substrate
- liquid crystal
- 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.)
- Active
Links
Classifications
-
- 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
Landscapes
- Physics & Mathematics (AREA)
- Nonlinear Science (AREA)
- Mathematical Physics (AREA)
- Chemical & Material Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Devices For Indicating Variable Information By Combining Individual Elements (AREA)
- Liquid Crystal (AREA)
- Position Input By Displaying (AREA)
Abstract
The invention discloses a kind of touch panel and display panels, belong to field of display technology, solve the technical issues of higher cost in the prior art.The touch panel includes the multiple touch sensings of substrate and setting on the substrate；Interface pad is additionally provided on the substrate, the interface pad is for issuing touching signals.The display panel includes liquid crystal display panel and above-mentioned touch panel；The reception pad for receiving touching signals is provided in the liquid crystal display panel；Interface pad in the touch panel is electrically connected with the reception pad.The present invention can be used for the electronic equipment that mobile phone, tablet computer etc. have touch function.
Description
Technical field
The present invention relates to field of display technology, specifically, are related to a kind of touch panel and display panel.
Background technique
With the development of display technology, liquid crystal display has become most commonly seen display device.It is current mobile phone, flat
In the electronic equipments such as plate computer, its screen is required with touch function.Wherein, external hanging touch panel (Touch Panel,
Abbreviation TP) it is attached on liquid crystal display panel, it is a kind of relatively conventional touch panel implementation.
Current liquid crystal display panel is made of array substrate and color membrane substrates.The size of usual array substrate is slightly larger, therefore battle array
The lower part of column substrate is prominent except color membrane substrates, as shown in Figure 1, the protrusion 1 is FOG (the Film On of liquid crystal display panel
Glass it) holds；On the top of liquid crystal display panel, the array substrate part Chong Die with color membrane substrates predominantly effectively display (Active
Area, abbreviation AA) area 2.Driving chip (Driver IC) 3 is main component in protrusion 1, one end connection of driving chip 3
Display circuit in effective display area 2, the other end pass through flexible circuit board (Flexi Printed Circuit, abbreviation FPC) 4
It is connected to the mainboard of electronic equipment.In addition, protrusion 1 is further typically provided with (not shown) testing weld pad (Test
Pad), the quality testing and signal quality analysis for carrying out product need on testing weld pad after detection quality reaches standard
One layer of UV resin or Tuffy glue are covered, with the testing weld pad for preventing these exposed is corroded and causes circuit generation short-circuit or disconnected
Road.
On the other hand, for external hanging touch panel, it is also desirable to touching signals are transmitted to touch-control by flexible circuit board
Chip (Controller IC), to carry out real-time touch-control operation and processing.Therefore, flexible circuit board in the prior art uses
It is more, there is technical issues that.
Summary of the invention
The purpose of the present invention is to provide a kind of touch panel and display panels, to solve higher cost in the prior art
The technical issues of.
The present invention provides a kind of touch panel, multiple touch sensings including substrate and setting on the substrate；
Interface pad is additionally provided on the substrate, the interface pad is for issuing touching signals.
Preferably, the touch panel is external hanging touch panel.
Further, the interface pad is divided into two groups, it is separately positioned on two corners of the substrate.
Preferably, the height of the interface pad is within 0.1 to 0.3 millimeter.
The present invention also provides a kind of display panels, including liquid crystal display panel and above-mentioned touch panel；
The reception pad for receiving touching signals is provided in the liquid crystal display panel；
Interface pad in the touch panel is electrically connected with the reception pad.
Further, the liquid crystal display panel includes array substrate and color membrane substrates；
The size of the array substrate is greater than the color membrane substrates, and the array substrate has relative to the color film base
The protrusion of plate, the reception pad are arranged in the protrusion.
Further, being additionally provided with driving chip in the protrusion.
Further, being additionally provided with testing weld pad in the protrusion.
Preferably, it is connected between the interface pad and the reception pad by anisotropic conductive film.
Present invention offers following beneficial effects：In touch panel provided by the invention, interface weldering is provided on substrate
Disk.After touch panel is attached on liquid crystal display panel, interface pad can be electrically connected with the reception pad in liquid crystal display panel, be made
The touching signals that touch panel generates can be transmitted to liquid crystal display panel by interface pad and reception pad, and further pass through company
It connects the flexible circuit board on liquid crystal display panel and is transmitted to touch chip or mainboard.Therefore, in technical solution provided by the invention, no
It needs that touch panel is connected to touch chip or mainboard using flexible circuit board, to simplify the production that touch-control shows product
Process reduces production cost.
Other features and advantages of the present invention will be illustrated in the following description, also, partial becomes from specification
It obtains it is clear that understand through the implementation of the invention.The objectives and other advantages of the invention can be by specification, right
Specifically noted structure is achieved and obtained in claim and attached drawing.
Detailed description of the invention
It, below will be to required in embodiment description for the clearer technical solution illustrated in the embodiment of the present invention
Attached drawing does simple introduction：
Fig. 1 is the schematic diagram of existing liquid crystal display panel touch panel；
Fig. 2 is the schematic diagram of touch panel provided in an embodiment of the present invention；
Fig. 3 is the schematic diagram of liquid crystal display panel provided in an embodiment of the present invention.
Specific embodiment
Hereinafter, embodiments of the present invention will be described in detail with reference to the accompanying drawings and examples, how to apply to the present invention whereby
Technological means solves technical problem, and the realization process for reaching technical effect can fully understand and implement.It needs to illustrate
As long as not constituting conflict, each feature in each embodiment and each embodiment in the present invention can be combined with each other,
It is within the scope of the present invention to be formed by technical solution.
The embodiment of the present invention provides a kind of touch panel i.e. display panel.
As shown in Fig. 2, touch panel provided in an embodiment of the present invention is external hanging touch panel, it can be used for mobile phone, plate
In the electronic equipments such as computer.The touch panel includes substrate 10, is provided with multiple touch sensings on the substrate 10 and (does not show in figure
Out), touch sensing has almost been covered with the whole surface of substrate 10.
Interface pad 11 is additionally provided on substrate 10, interface pad 11 is for issuing touching signals.It can be seen from the figure that
It is two groups that interface pad 11 in the present embodiment, which is divided to, is separately positioned on two corners of substrate 10.
The embodiment of the present invention also provides a kind of display panel, including liquid crystal display panel and touch surface provided by the above embodiment
Plate.Wherein, it is provided with the reception pad for receiving touching signals in liquid crystal display panel, and is attached to liquid crystal in touch panel
After on panel, the interface pad in touch panel is electrically connected with the reception pad in liquid crystal display panel.
As shown in figure 3, the liquid crystal display panel in the present embodiment includes array substrate 20 and color membrane substrates 30, in array substrate 20
Liquid crystal layer is filled between color membrane substrates 30.The size of array substrate 20 is greater than color membrane substrates 30, and in liquid crystal display panel
Lower part, array substrate 20 have the protrusion 201 relative to color membrane substrates 30.The protrusion 201 is liquid crystal display panel
The end FOG receives pad 202 and is just arranged in protrusion 201.In the present embodiment, receives pad 202 and be also classified into two groups, and
It is corresponding with the position of interface pad 11 on touch panel.
As a preferred embodiment, led between the interface pad 11 in the present embodiment and reception pad 202 by anisotropy
Electric glue film (Anisotropic Conductive Film, abbreviation ACF) connection.Anisotropic conductive film mainly by resin and is filled out
Fill the conducting particles composition in resin, make interface pad 11 using its internal conducting particles connection and receive pad 202 it
Between be connected, while be avoided that X-axis again, short circuit is connected in adjacent interface pad 11 or adjacent reception pad 202 in Y direction,
And achieve the purpose that only to be connected in Z-direction.
In addition, the interface pad 11 on touch panel should also meet certain requirement for height, to guarantee interface pad 11
It can be closely bonded between pad 202 with receiving, this highly depends on the upper polaroid (polarisation of 30 upper surface of color membrane substrates
Piece) with the distance between the upper surface of array substrate 20.According to the specification of the electronic equipments such as current mobile phone, tablet computer, interface
The height of pad usually can be within 0.1 to 0.3 millimeter, and the height of interface pad 11 is 0.2 millimeter in the present embodiment.
In the present embodiment, it is additionally provided with driving chip 203 in the protrusion 201 of array substrate 20, is swept for generating
Signal, data-signal etc. are retouched for driving liquid crystal display panel to show the display signal of image.On the one hand, driving chip 203 passes through outer
Pin is connected to sector (fanout) cabling in effective display area in conjunction with (Outer Leader Bonding, abbreviation OLB)；Separately
On the one hand, driving chip 203 combines (Inner Leader Bonding, abbreviation ILB) and flexible circuit board by interior pin
It is connected to the mainboard of electronic equipment.
Further, testing weld pad is additionally provided in the protrusion 201 of array substrate 20, for carrying out product
Quality testing and signal quality analysis.In the present embodiment, testing weld pad can be arranged and receive beside pad 201, common group
At one group of pad.
Correspondingly, can also add independent pad on relative position on touch panel, which can not be with
Any connection.Liquid crystal display panel carries out detection by testing weld pad and finishes, and touch panel is attached on liquid crystal display panel it
Afterwards, the independent pad on touch panel (can pass through anisotropic conductive film) and connect with the testing weld pad on liquid crystal display panel.
Therefore, in the embodiment of the present invention, additionally it is possible to the process for covering UV resin or Tuffy glue on testing weld pad is saved, to simplify
Touch-control shows the production process of product.
In technical solution provided in an embodiment of the present invention, interface pad 11 is provided on the substrate 10 of touch panel, and
And it is provided with accordingly on liquid crystal display panel and receives pad 202.After touch panel is attached on liquid crystal display panel, interface pad
11 can be electrically connected by anisotropic conductive film with the reception pad 202 in liquid crystal display panel, the touch-control for generating touch panel
Signal can be transmitted to liquid crystal display panel by interface pad 11 and reception pad 202, and further by being connected to liquid crystal display panel
On flexible circuit board be transmitted to touch chip or mainboard.Therefore, it in technical solution provided in an embodiment of the present invention, does not need to make
Touch panel is connected to touch chip or mainboard with flexible circuit board, so that the production process that touch-control shows product is simplified,
Reduce production cost.
While it is disclosed that embodiment content as above but described only to facilitate understanding the present invention and adopting
Embodiment is not intended to limit the invention.Any those skilled in the art to which this invention pertains are not departing from this
Under the premise of the disclosed spirit and scope of invention, any modification and change can be made in the implementing form and in details,
But scope of patent protection of the invention, still should be subject to the scope of the claims as defined in the appended claims.
Claims (6)
1. a kind of touch panel, multiple touch sensings including substrate and setting on the substrate；
Interface pad is additionally provided on the substrate, the interface pad is for issuing touching signals；
The interface pad is also used to be electrically connected with the reception pad in liquid crystal display panel；
It is connected between the interface pad and the reception pad by anisotropic conductive film；
Independent pad is additionally provided on the substrate, the independent pad is not connected with any route in the substrate；
The independent pad is used to be electrically connected by anisotropic conductive film with the testing weld pad in liquid crystal display panel.
2. touch panel according to claim 1, which is characterized in that the touch panel is external hanging touch panel.
3. touch panel according to claim 1, which is characterized in that the interface pad is divided into two groups, is separately positioned on
Two corners of the substrate.
4. touch panel according to claim 1, which is characterized in that the height of the interface pad is at 0.1 to 0.3 millimeter
Within.
5. a kind of display panel, including liquid crystal display panel and such as described in any item touch panels of Claims 1-4；
The liquid crystal display panel includes array substrate and color membrane substrates；The size of the array substrate is greater than the color membrane substrates, and
The array substrate has the protrusion relative to the color membrane substrates；
Testing weld pad, and the reception pad for receiving touching signals are provided in the protrusion；
Between independent pad and the testing weld pad in the touch panel, the interface pad in the touch panel with it is described
It receives and electrical connection is realized by anisotropic conductive film between pad.
6. display panel according to claim 5, which is characterized in that be additionally provided with driving chip in the protrusion.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510575610.9A CN105044958B (en) | 2015-09-10 | 2015-09-10 | Touch panel and display panel |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510575610.9A CN105044958B (en) | 2015-09-10 | 2015-09-10 | Touch panel and display panel |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105044958A CN105044958A (en) | 2015-11-11 |
| CN105044958B true CN105044958B (en) | 2018-11-30 |
Family
ID=54451614
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510575610.9A Active CN105044958B (en) | 2015-09-10 | 2015-09-10 | Touch panel and display panel |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105044958B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105319787B (en) * | 2015-12-01 | 2018-09-14 | 武汉华星光电技术有限公司 | Liquid crystal display die set |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1841139A (en) * | 2005-03-29 | 2006-10-04 | 三洋爱普生映像元器件有限公司 | Electro-optical devices and electronic equipment |
| CN101663638A (en) * | 2007-04-05 | 2010-03-03 | 爱特梅尔公司 | Two-dimensional position sensor |
| CN102810024A (en) * | 2011-06-01 | 2012-12-05 | 三星显示有限公司 | touch screen panel |
| CN203338279U (en) * | 2013-05-29 | 2013-12-11 | 华映视讯（吴江）有限公司 | Aligning structure used for touch panel |
Family Cites Families (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20080079697A1 (en) * | 2006-08-01 | 2008-04-03 | Dong-Ju Lee | Display device and manufacturing method thereof |
| CN101458414B (en) * | 2007-12-13 | 2011-01-26 | 比亚迪股份有限公司 | Corrosion preventive method and corrosion preventive blanching device for display panel electrode |
| CN101216619B (en) * | 2008-01-10 | 2010-09-22 | 友达光电股份有限公司 | Flat panel display and method of manufacturing the same, and electro-optical device and method of manufacturing the same |
| WO2010095189A1 (en) * | 2009-02-20 | 2010-08-26 | シャープ株式会社 | Display device with touch panel |
| CN101923412A (en) * | 2009-06-16 | 2010-12-22 | 时纬科技股份有限公司 | Touch screen and manufacturing method thereof |
| KR101800013B1 (en) * | 2010-10-29 | 2017-11-22 | 엘지디스플레이 주식회사 | Electrophoretic display device |
| KR20130128036A (en) * | 2012-05-16 | 2013-11-26 | (주)티모스 | Pad for touch panel and method of preparing using the same |
| TWI477851B (en) * | 2012-05-22 | 2015-03-21 | Au Optronics Corp | Touch sensing display panel and touch sensing liquid crystal display panel |
| CN103293736B (en) * | 2012-09-05 | 2015-12-16 | 上海天马微电子有限公司 | Embedded liquid crystal touch panel |
| KR101980766B1 (en) * | 2012-12-27 | 2019-05-21 | 엘지디스플레이 주식회사 | Organic light emitting diode display device including touch panel |
| CN104238806A (en) * | 2013-06-20 | 2014-12-24 | 启耀光电股份有限公司 | Touch display panel and touch display device |
| TW201514802A (en) * | 2013-07-16 | 2015-04-16 | Lg Innotek Co Ltd | Touch window and touch device including the same |
| CN204374561U (en) * | 2015-01-07 | 2015-06-03 | 福建省飞阳光电有限公司 | Touch control display apparatus |
-
2015
- 2015-09-10 CN CN201510575610.9A patent/CN105044958B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1841139A (en) * | 2005-03-29 | 2006-10-04 | 三洋爱普生映像元器件有限公司 | Electro-optical devices and electronic equipment |
| CN101663638A (en) * | 2007-04-05 | 2010-03-03 | 爱特梅尔公司 | Two-dimensional position sensor |
| CN102810024A (en) * | 2011-06-01 | 2012-12-05 | 三星显示有限公司 | touch screen panel |
| CN203338279U (en) * | 2013-05-29 | 2013-12-11 | 华映视讯（吴江）有限公司 | Aligning structure used for touch panel |
Also Published As
| Publication number | Publication date |
|---|---|
| CN105044958A (en) | 2015-11-11 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN109616480B (en) | Display panel and display device | |
| KR102274576B1 (en) | Touch screen-integrated display device | |
| CN108762562A (en) | A kind of display base plate, display panel, touch control display apparatus and preparation method thereof | |
| CN101610633B (en) | Flexible printed circuit board, touch panel, display panel and display | |
| CN208172458U (en) | display device and flexible circuit board | |
| US20130257791A1 (en) | Capacitive touch screen and manufacturing method thereof | |
| WO2016188216A1 (en) | Touch control display panel and display device | |
| US20070273672A1 (en) | Touch screen system and display device using the same | |
| CN106647070A (en) | Display panel and display device | |
| US10971465B2 (en) | Driving chip, display substrate, display device and method for manufacturing display device | |
| US20150022741A1 (en) | Display device, electronic device, and touch panel | |
| CN204883668U (en) | No frame touch -sensitive screen | |
| KR20010003038A (en) | Liquid crystal display having digitizer | |
| US7205909B2 (en) | Touch panel device and method of fabricating the same | |
| CN109144320A (en) | Display panel and display device | |
| JP2016018002A (en) | Conductive tape attachment structure of liquid crystal display device, liquid crystal display device, and manufacturing method of the same | |
| CN104582263A (en) | Flexible circuit board, assembly method thereof, and display device | |
| CN101566742A (en) | Built-in liquid crystal display module and manufacturing method thereof | |
| CN105975120A (en) | Touch panel and display apparatus | |
| CN105117073B (en) | A kind of touch-control display panel and touch control display apparatus | |
| US20180336828A1 (en) | Display panel and display device | |
| JP2013201352A (en) | Manufacturing method and connection method of connected body | |
| CN104731414B (en) | Touch control display apparatus and electronic equipment | |
| CN105044958B (en) | Touch panel and display panel | |
| CN104035613A (en) | Chip-on-glass for touch applications |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |