CN104461094A - Touch display and touch panel thereof - Google Patents
Touch display and touch panel thereof Download PDFInfo
- Publication number
- CN104461094A CN104461094A CN201310423458.3A CN201310423458A CN104461094A CN 104461094 A CN104461094 A CN 104461094A CN 201310423458 A CN201310423458 A CN 201310423458A CN 104461094 A CN104461094 A CN 104461094A
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- China
- Prior art keywords
- hollow
- out parts
- contact panel
- guarded electrode
- electrode
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- 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)
- General Engineering & Computer Science (AREA)
- Theoretical Computer Science (AREA)
- Human Computer Interaction (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Position Input By Displaying (AREA)
- Switches That Are Operated By Magnetic Or Electric Fields (AREA)
Abstract
The invention relates to the field of touch technologies, and provides a touch display and a touch panel thereof. The touch panel comprises a substrate, a sensing electrode structure and a shielding electrode. The sensing electrode structure is arranged on the substrate; the shielding electrode is arranged on the substrate, the peripheral edge of the sensing electrode structure is surrounded by the shielding electrode, and at least one hollow-out portion is formed in the shielding electrode. The touch display and the touch panel have the advantages that failure of antistatic capacity due to breakage of the shielding electrode when the touch panel and a shell are assembled can be prevented, and accordingly the reliability of the products can be improved.
Description
Technical field
The present invention relates to technical field of touch control, especially about a kind of touch control display and contact panel thereof.
Background technology
The principle of induction of contact panel is mainly detect the change by touching institute and produce electric signal or light signal etc., and via calculating those variable quantities to judge the position of touch.
In the electronic installation (such as touch control display) of known combination of touch control panel, usually a guarded electrode can be provided with outside the sensing function district of contact panel, use and prevent the electrostatic from electronic installation from entering sensing function district, and the touch controllable function of avoiding device lost efficacy.
Electronic installation in an assembling process, guarded electrode outside contact panel sensing function district abuts with other devices such as shells, is easily extruded and produces crack, finally causing guarded electrode to rupture completely, lose the ability of preventing and treating electrostatic interference, cause the reliability of device to reduce.
Summary of the invention
Because aforementioned known problem points, one of the present invention embodiment provides a kind of contact panel, comprises a substrate; One sensing electrode structure, is arranged on aforesaid base plate; And a guarded electrode, to be arranged on aforesaid base plate and to surround the periphery of aforementioned sensing electrode structure, being wherein formed with at least one hollow-out parts in aforementioned guarded electrode.
In an embodiment, aforementioned guarded electrode is ring-type.
In an embodiment, the profile of aforementioned cyclic is a rectangle, and aforementioned hollow-out parts is formed at the short side of one of this rectangle, a long side or a corner.
In an embodiment, in aforementioned guarded electrode, be more formed with a plurality of hollow-out parts, and those hollow-out parts are formed at the one of the group of the position groupings such as aforementioned short side, long side and corner.
In an embodiment, aforementioned hollow-out parts has a thin-and-long structure, and extends on one of aforementioned guarded electrode short-axis direction.
In an embodiment, aforementioned guarded electrode more comprises a plurality of hollow-out parts, and those hollow-out parts are arranged in parallel on one of guarded electrode long axis direction.
In an embodiment, aforementioned guarded electrode more comprises a plurality of hollow-out parts, and those hollow-out parts have a thin-and-long structure respectively and a spaced distance is arranged on one of guarded electrode long axis direction.
In an embodiment, aforementioned hollow-out parts is arranged in parallel on one of aforementioned guarded electrode short-axis direction, and those hollow-out parts form Heterogeneous Permutation on aforementioned long axis direction.
In an embodiment, aforementioned contact panel more comprises a plurality of wire and at least one ground wire, and aforementioned sensing electrode structure comprises a plurality of sensing electrode, wherein aforementioned wire is electrically connected those sensing electrodes respectively, and aforementioned ground wire is electrically connected aforementioned guarded electrode.
Another embodiment of the present invention provides a kind of touch control display, comprises the arbitrary described contact panel in previous embodiment; And a shell, aforementioned contact panel is arranged at inside previous housings, and aforementioned guarded electrode abuts previous housings.
Touch control display provided by the present invention and contact panel thereof, through the sensing electrode structural perimeter at contact panel, guarded electrode is set, the effect of preventing and treating electrostatic interference can be had, in addition, the design of at least one hollow-out parts is formed in aforementioned guarded electrode, also can avoid the situation that whole piece lead rupture occurs because being subject to shell extruding in assembling process, and the problem of product antistatic effect inefficacy can be solved, and then the reliability of improving product.
Accompanying drawing explanation
Fig. 1 represents the contact panel schematic diagram of one embodiment of the invention.
Fig. 2 A represents the enlarged drawing of part A in Fig. 1.
Fig. 2 B represents the hollow-out parts schematic diagram of another embodiment of the present invention.
Fig. 3 represents the assembling schematic diagram (omitting sensing electrode structure) of the touch control display of one embodiment of the invention.
Embodiment
Below in conjunction with accompanying drawing and embodiment, the present invention is described in further detail.
Please first consult shown in Fig. 1, the contact panel 10 of one embodiment of the invention mainly comprises a substrate 108, and one of to be arranged on substrate 108 sensing electrode structure 102 and a guarded electrode 106.Aforementioned sensing electrode structure 102 comprises at least one the one the first axial electrode 102a and at least one second axial electrode 102b (having a plurality of first axial electrode 102a and a plurality of second axial electrode 102b in the present embodiment), wherein those first axial electrode 102a (sensing electrode) are parallel to Y-axis arrangement, and those second axial electrode 102b (sensing electrode) are parallel to X-axis arrangement.Be non-parallel relation between first axial electrode 102a and the second axial electrode 102b, be preferably mutually vertical in the present embodiment.Aforementioned guarded electrode 106 surrounds the periphery of aforementioned sensing electrode structure 102.
Shown in Fig. 1, aforesaid base plate 108 is also provided with a plurality of wire 110 and at least one ground wire 112 (the present embodiment comprises two ground wires 112), wherein one end system of those wires 110 is electrically connected aforementioned first axial electrode 102a and the second axial electrode 102b respectively, and its other end is then connected with a circuit board (such as flexible circuit board, figure does not show) upper circuit.The scope that aforementioned first axial electrode 102a and the second axial electrode 102b is covered can form a sensing function district S, the touch from the external world can be sensed, and its positional information is sent to aforementioned circuit plate, by this to realize the man-machine interface of a touch-control sensing through the form of electric signal.In addition, aforementioned ground wire 112 is electrically connected guarded electrode 106 and the earth terminal on aforementioned circuit plate, and guarded electrode 106 can provide the function of preventing and treating electrostatic interference accordingly, and electrostatic can be avoided to enter sensing function district S and to affect the touch-control menu of device existing.
In the present embodiment, aforementioned sensing electrode structure 102, guarded electrode 106, wire 110 and ground wire 112 are all arranged at the lower surface of substrate 108, and those electrodes can be avoided by this to be subject to scratch and to have influence on the reliability of device.In addition, the confluce of aforementioned first axial electrode 102a and the second axial electrode 102b is also provided with insulation system 104, forms short circuit to avoid the electrode of this two axis.
Then see also shown in Fig. 1, Fig. 2 A, aforementioned guarded electrode 106 is ring-type, and in the present embodiment, its circular profile is rectangle, its short-and-medium side (as shown in Figure 1 the side of part A) is formed with the hollow-out parts 106a of two long and narrow.In the present embodiment, the hollow-out parts 106a of aforementioned long and narrow is preferably arranged in parallel along the long axis direction (X-axis) of guarded electrode 106, and extends towards the short-axis direction (Y-axis) of guarded electrode 106.In an embodiment, it is individual or more that aforementioned hollow-out parts 106a also can be odd number.
In another embodiment of the present invention (as shown in Figure 1, Figure 2 shown in B), also the hollow-out parts 106a of a plurality of long and narrow can be formed in aforementioned guarded electrode 106, and those hollow-out parts 106a tie up to guarded electrode 106 short-axis direction (Y-axis) on arrange with the form interval of a distance of being separated by, and upper arranged in parallel in the long axis direction (X-axis) of guarded electrode 106, wherein the hollow-out parts 106a of the different row of those (on short-axis directions) can form Heterogeneous Permutation on short-axis direction (Y-axis).Or those the hollow-out parts 106a in an embodiment also can only be arranged on single row, and arrange with the form interval of a distance of being separated by short-axis direction (Y-axis).
Will be appreciated that, aforementioned hollow-out parts 106a can be formed at the one of group's (comprising the short side of guarded electrode 106, long side 1061 and corner 1062) of the long side 1061 of guarded electrode 106, corner 1062 or above-mentioned position grouping, and it is distribute according to the assembling situation of contact panel 10 in a touch control display (introducing in illustrating later).
Above-described embodiment is that for rectangle, the present invention will be described in detail for the profile of guarded electrode ring-type.In fact, the needs of the profile of this guarded electrode ring-type also visual actual product are circular, polygon or other irregular figures.
Through the structural design of above-described embodiment, (refer to the display that Fig. 3 represents when the shell 20 of contact panel 10 and a touch control display D is assembled and assemble schematic diagram), although guarded electrode 106 (short side, long side or corner) shell 20 may be abutted and when assembling the external force (arrow as shown in Figure 3) that applied produce crack under acting on, but hollow out (hollow-out parts 106a) because guarded electrode 106 and shell 20 intersection are formed with part, hollow-out parts 106a can hinder spreading of crack, thus whole piece guarded electrode 106 can be avoided to rupture, solve the problem that product antistatic effect lost efficacy by this, and and then can the reliability of improving product.
Although the present invention with aforementioned embodiment disclose as above, so itself and be not used to limit the present invention.Persond having ordinary knowledge in the technical field of the present invention, without departing from the spirit and scope of the invention, when doing a little change and retouching.Therefore the present invention protection domain when depending on after the attached claim person of defining be as the criterion.
Claims (10)
1. a contact panel, is characterized in that, comprising:
One substrate;
One sensing electrode structure, is arranged on this substrate; And
One guarded electrode, to be arranged on this substrate and to surround the periphery of this sensing electrode structure, being wherein formed with at least one hollow-out parts in this guarded electrode.
2. contact panel according to claim 1, is characterized in that, this guarded electrode is ring-type.
3. contact panel according to claim 2, is characterized in that, the profile of this ring-type is a rectangle, and this hollow-out parts is formed at the short side of one of this rectangle, a long side or a corner.
4. contact panel according to claim 3, is characterized in that, is more formed with a plurality of hollow-out parts in this guarded electrode, and those hollow-out parts are formed at the one of the group of the position groupings such as this short side, this long side and this corner.
5. contact panel according to claim 1, is characterized in that, this hollow-out parts has a thin-and-long structure, and extends on one of this guarded electrode short-axis direction.
6. contact panel according to claim 5, is characterized in that, this guarded electrode more comprises a plurality of hollow-out parts, and those hollow-out parts are arranged in parallel on one of this guarded electrode long axis direction.
7. contact panel according to claim 1, is characterized in that, this guarded electrode more comprises a plurality of hollow-out parts, and those hollow-out parts spaced distance on one of this guarded electrode short-axis direction is arranged.
8. contact panel according to claim 7, is characterized in that, those hollow-out parts are arranged in parallel along one of this guarded electrode long axis direction, and those hollow-out parts form Heterogeneous Permutation on this short-axis direction.
9. contact panel according to claim 1, it is characterized in that, this contact panel more comprises a plurality of wire and at least one ground wire, and this sensing electrode structure comprises a plurality of sensing electrode, wherein those wires are electrically connected those sensing electrodes respectively, and this ground wire is electrically connected this guarded electrode.
10. a touch control display, is characterized in that, comprising:
According to arbitrary described contact panel of claim 1 ~ 9; And
One shell, wherein this contact panel is arranged at inside this shell, and this guarded electrode abuts this shell.
Priority Applications (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310423458.3A CN104461094B (en) | 2013-09-17 | 2013-09-17 | Touch control display |
| TW103209254U TWM484746U (en) | 2013-09-17 | 2014-05-27 | Touch display and touch panel thereof |
| TW103118357A TWI526896B (en) | 2013-09-17 | 2014-05-27 | Touch display and touch panel thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310423458.3A CN104461094B (en) | 2013-09-17 | 2013-09-17 | Touch control display |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104461094A true CN104461094A (en) | 2015-03-25 |
| CN104461094B CN104461094B (en) | 2018-04-17 |
Family
ID=51794341
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310423458.3A Active CN104461094B (en) | 2013-09-17 | 2013-09-17 | Touch control display |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN104461094B (en) |
| TW (2) | TWM484746U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105183219A (en) * | 2015-08-26 | 2015-12-23 | 京东方科技集团股份有限公司 | Substrate, making method of substrate and display device adopting substrate |
| CN108321182A (en) * | 2018-03-22 | 2018-07-24 | 京东方科技集团股份有限公司 | A kind of display panel and display device |
| CN113050840A (en) * | 2021-03-31 | 2021-06-29 | 京东方科技集团股份有限公司 | Touch substrate, touch module and display device |
| US11644932B2 (en) | 2019-06-20 | 2023-05-09 | Samsung Display Co., Ltd. | Display device having touch sensing structure including guard line |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201477560U (en) * | 2009-07-22 | 2010-05-19 | 比亚迪股份有限公司 | Capacitive touch screen |
| CN101813844A (en) * | 2009-02-20 | 2010-08-25 | 精工电子有限公司 | Touch panel and possess the display device of this touch panel |
| US20110007030A1 (en) * | 2009-07-09 | 2011-01-13 | Michael Mo | Ultrathin mutual capacitance touch screen and combined ultrathin touch screen |
| CN203480469U (en) * | 2013-09-17 | 2014-03-12 | 宸鸿科技(厦门)有限公司 | Touch displayer and touch panel |
-
2013
- 2013-09-17 CN CN201310423458.3A patent/CN104461094B/en active Active
-
2014
- 2014-05-27 TW TW103209254U patent/TWM484746U/en not_active IP Right Cessation
- 2014-05-27 TW TW103118357A patent/TWI526896B/en active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101813844A (en) * | 2009-02-20 | 2010-08-25 | 精工电子有限公司 | Touch panel and possess the display device of this touch panel |
| US20110007030A1 (en) * | 2009-07-09 | 2011-01-13 | Michael Mo | Ultrathin mutual capacitance touch screen and combined ultrathin touch screen |
| CN201477560U (en) * | 2009-07-22 | 2010-05-19 | 比亚迪股份有限公司 | Capacitive touch screen |
| CN203480469U (en) * | 2013-09-17 | 2014-03-12 | 宸鸿科技(厦门)有限公司 | Touch displayer and touch panel |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105183219A (en) * | 2015-08-26 | 2015-12-23 | 京东方科技集团股份有限公司 | Substrate, making method of substrate and display device adopting substrate |
| CN108321182A (en) * | 2018-03-22 | 2018-07-24 | 京东方科技集团股份有限公司 | A kind of display panel and display device |
| US11644932B2 (en) | 2019-06-20 | 2023-05-09 | Samsung Display Co., Ltd. | Display device having touch sensing structure including guard line |
| CN113050840A (en) * | 2021-03-31 | 2021-06-29 | 京东方科技集团股份有限公司 | Touch substrate, touch module and display device |
| CN113050840B (en) * | 2021-03-31 | 2024-05-17 | 京东方科技集团股份有限公司 | Touch substrate, touch module and display device |
Also Published As
| Publication number | Publication date |
|---|---|
| TWI526896B (en) | 2016-03-21 |
| TWM484746U (en) | 2014-08-21 |
| CN104461094B (en) | 2018-04-17 |
| TW201512928A (en) | 2015-04-01 |
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| GR01 | Patent grant |