CN104571704A - Touch screen - Google Patents
Touch screen Download PDFInfo
- Publication number
- CN104571704A CN104571704A CN201410851382.9A CN201410851382A CN104571704A CN 104571704 A CN104571704 A CN 104571704A CN 201410851382 A CN201410851382 A CN 201410851382A CN 104571704 A CN104571704 A CN 104571704A
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- CN
- China
- Prior art keywords
- transparency carrier
- electrode channel
- pattern unit
- smooth curve
- touch
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- 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
- G06F3/0412—Digitisers structurally integrated in a display
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F2203/00—Indexing scheme relating to G06F3/00 - G06F3/048
- G06F2203/041—Indexing scheme relating to G06F3/041 - G06F3/045
- G06F2203/04112—Electrode mesh in capacitive digitiser: electrode for touch sensing is formed of a mesh of very fine, normally metallic, interconnected lines that are almost invisible to see. This provides a quite large but transparent electrode surface, without need for ITO or similar transparent conductive material
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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)
Abstract
The invention provides a touch screen. The touch screen comprises a transparent substrate and a circuit layer arranged on the surface of the transparent substrate; the circuit layer comprises a plurality of X electrode channels transversely arranged along the transparent substrate and a plurality of Y electrode channels longitudinally arranged along the transparent substrate; each X electrode channel is mutually insulated from each Y electrode channel; a plurality of pattern units for diffuse reflection of incident light are arranged between each X electrode channel and each Y electrode channel, respectively. The touch screen is fitted with an LCM, and waved stripes due to optical interference can be prevented in use.
Description
Technical field
The present invention relates to a kind of touch technology, especially a kind of touch-screen.
Background technology
Along with the fast development of the information industry such as infotech, wireless communication technique, the demand of people to electronic product grows with each passing day, in order to make the more convenient people's operation of product and use, many electronic products have started to adopt touch-screen as input media, touch-screen is as a kind of brand-new man-machine communication's mode, because of it, there is lively operation-interface intuitively and meet the use habit of human body, in people's live and work, applying more and more extensive.
The line layer that conventional touch screen structure generally includes transparency carrier and arranges on the transparent substrate, described line layer comprises driver circuit and induction line, when carrying out described line layer wires design, usually be rhombus, rectangle or triangular structure the design of driver circuit and induction line, although these variform driver circuits and induction line respectively have relative merits, but as general character, adopt the touch-screen of this type of line layer structure type, after forming touch module fitting with LCM, in use find, the light that LCM sends is when entering line layer, because incident ray is easy to produce reflection or refraction light wave at line layer place, when same frequency a branch of reflection or refraction light wave and another restraint reflect or reflect light wave meet at crest or trough place time, light wave produces interferes and brightness reinforcement, when same frequency hop or the refraction crest of light wave and another restraint the trough reflecting or reflect light wave meet time, light wave produces interferes and brightness deterioration.The interference of light wave causes and presents light and dark wave stripe on the touchscreen, thus the display effect of touch-screen is affected.Therefore, based on the technical matters that above touch-screen exists, be necessary to make improvement further to the touch-screen of this kind of structure.
Summary of the invention
The technical problem to be solved in the present invention is to provide a kind of touch-screen, can not produce waveform striped when this touch-screen and LCM fit and use because of optical interference.
For solving the problems of the technologies described above, the technical solution used in the present invention is: this touch-screen comprises transparency carrier and is arranged on the line layer on described transparency carrier surface, described line layer comprises many X electrode channels along the horizontal arrangement of described transparency carrier and many Y electrode channels of longitudinally arranging along described transparency carrier, described each X electrode channel and each Y electrode channel insulate alternately and arrange, and are respectively arranged with multiple in order to make incident light produce irreflexive pattern unit between each X electrode channel and between each Y electrode channel.
According to design concept of the present invention, described pattern unit is enclosed construction, the pattern unit of described enclosed construction comprises two end lines along the horizontal arrangement of described transparency carrier and two sides longitudinally arranged along described transparency carrier, and the end of the dual-side of described pattern unit is connected with the end of two end lines respectively.
According to design concept of the present invention, the side of described pattern unit is smooth curve, and the end line of described pattern unit is straight-line segment, is smooth curve at the side of described pattern unit and the end line link position of pattern unit.
According to design concept of the present invention, side and the end line of described pattern unit are smooth curve, and the end line link position of the side of described pattern unit and pattern unit is also smooth curve.
According to design concept of the present invention, the radian of described pattern cell side limit smooth curve is between 28-45 degree.
According to design concept of the present invention, described each X electrode channel is evenly equipped with multiple anti-corrugated regions formed by the kink of curve along the two edges of described transparency carrier horizontal expansion, and the curve longitudinally arranged along described transparency carrier in described each anti-corrugated regions is smooth curve; Described each Y electrode channel is also smooth curve along the side that described transparency carrier is extending longitudinally.
According to design concept of the present invention, the pattern unit between each X electrode channel described is positioned at each anti-corrugated regions of described X electrode channel and the smooth curve of the side of pattern unit parallels with the smooth curve of the anti-corrugated regions of X electrode channel; The smooth curve of side of the pattern unit between each Y electrode channel described parallels with the side extending longitudinally of Y electrode channel.
According to design concept of the present invention, described transparency carrier comprises the first transparency carrier and the second transparency carrier, described each X electrode channel is arranged on the surface of described first transparency carrier, and described each Y electrode channel is arranged on the surface of described second transparency carrier, clear adhesive is provided with between described first transparency carrier and the second transparency carrier, fitted by this clear adhesive transparent between described first transparency carrier and described second transparency carrier and be integrated, and the plane at described each X electrode channel and described each Y electrode channel place when the first transparency carrier and described second transparency carrier fit all towards same direction.
According to design concept of the present invention, described transparency carrier is one, and described each X electrode channel is arranged on a side of this transparency carrier, and described Y electrode is arranged on the another side of transparency carrier.
Compared with prior art, the present invention has following beneficial effect: (1) is owing to being respectively arranged with pattern unit between each X electrode channel of the present invention and between each Y electrode channel, when using after structure type product of the present invention and LCM fit, the light that LCM sends produces diffuse reflection at pattern unit place, make originally to fixed-direction reflection or refraction light wave and disperse to multiple directions, avoid the light wave of same frequency to meet, and then effectively prevent the waveform fringe phenomena that causes because of reflection or refraction light wave interference; (2) because longitudinal side of pattern unit of the present invention is smooth curve, and be also smooth curve at side and end line junction, smooth curve can strengthen the diffuse reflection performance of touch-screen further, improves the ability of the anti-light wave interference of the present invention; (3) the anti-corrugated regions of X electrode channel of the present invention and Y electrode channel include the side that longitudinal edge is smooth curve, the side of this smooth curve can strengthen the diffuse reflection performance of touch-screen further, improve the ability of the anti-light wave interference of the present invention, prevent the waveform fringe phenomena caused because of reflection or refraction light wave interference, improve the product quality of touch-screen.
Accompanying drawing explanation
Fig. 1 is perspective view of the present invention, there is shown the relative position relation of transparency carrier and line layer.
Fig. 2 is stereo decomposing structural representation of the present invention, the representational relative position relation showing line layer and transparency carrier when transparency carrier is two in figure.
Fig. 3 is sectional structure schematic diagram of the present invention, the representational relative position relation showing X electrode channel of the present invention, Y electrode channel and transparency carrier when transparency carrier is two in figure.
Fig. 4 is the partial structurtes schematic diagram of line layer of the present invention, only representational structure when showing each X electrode channel arrangement of setting local on the transparent substrate in figure.
Fig. 5 is the partial structurtes schematic diagram of the present invention's single X electrode channel one embodiment,
Fig. 6 is the partial structurtes schematic diagram of another embodiment of the single X electrode channel of the present invention, and in this figure, the junction of the end line of the anti-corrugated regions of X electrode channel and the dual-side of anti-corrugated regions is smooth curve.
Fig. 6 a is the partial enlarged drawing in A portion in Fig. 6, there is shown the end line of anti-corrugated regions and the smooth curve of dual-side junction.
Fig. 7 is the partial structurtes schematic diagram of pattern unit one embodiment of the present invention;
Fig. 8 is the partial structurtes schematic diagram of another embodiment of pattern unit of the present invention; Two end lines and the dual-side junction of the pattern unit in this figure are smooth curve.
Fig. 9 is the partial structurtes schematic diagram of line layer of the present invention, in figure only representational show setting on the transparent substrate the arrangement of each Y electrode channel time structure.
Figure 10 is the present invention's single Y electrode channel partial structurtes schematic diagram.
Reference numeral illustrates: 1 transparency carrier, 11 first transparency carriers, 12 second transparency carriers.
2 line layers, 21 X electrode channels; 211 and 212 X electrode channel transverse edges;
22 Y electrode channels; The dual-side of 221 and 222 Y electrode channels;
3 clear adhesive;
4 cover sheets;
5 anti-corrugated regions; The Vertical Curve limit of 51 and 52 anti-corrugated regions,
The end line of 53 anti-corrugated regions;
6 pattern unit; 61 and 62 pattern unit transverse end lines;
The longitudinal side of 63 and 64 pattern unit.
Embodiment
See Fig. 1, touch-screen of the present invention, comprises transparency carrier 1 and is arranged on the line layer 2 on transparency carrier 1 surface; Wherein, described transparent base 1 is in order to support fixing described line layer 2, the material of transparent base 1 can adopt alkali-free glass, have alkali glass or transparent flexible resin plate, and transparent flexible resin plate can be poly terephthalic acid second two fat (PET), polymethylmethacrylate (PMMA) or polycarbonate.And line layer 2 of the present invention mainly causes signal intensity information in order to obtain human finger when contacting described touch-screen screen, and relevant information is sent to IC circuit, IC circuit counting and judge human finger institute touch location.
See Fig. 2 and Fig. 3, in order to obtain coherent signal change information, line layer 2 of the present invention comprises many X electrode channels 21 and many Y electrode channels 22, and described X electrode channel 21 and Y electrode channel 22 to be insulated arrangement each other alternately by transparent insulation material.
The X electrode channel 21 of touch-screen of the present invention and Y electrode channel 22 can be positioned on same transparency carrier, also can be distributed on two transparency carriers respectively; If be distributed in same transparency carrier on the surface time, X electrode channel 21 is positioned at a side surface of transparency carrier 1, and Y electrode channel 22 is positioned at the opposite side surface of this transparency carrier 1, and keeps X electrode channel 21 and Y electrode channel 22 to intersect corresponding connection.
Fig. 2 and Fig. 3 shows the situation when X electrode channel 21 of line layer 2 of the present invention and Y electrode channel 22 lay respectively on two transparency carriers, in figs. 2 and 3, described transparency carrier comprises the first transparency carrier 11 and the second transparency carrier 12, wherein, described X electrode channel 21 is arranged on the surface of described first transparency carrier 11, and described Y electrode channel 22 is arranged on the surface of described second transparency carrier 12, clear adhesive 3 is provided with between surface is placed with the second transparency carrier 12 that the first transparency carrier 11 of X electrode channel 21 and surface be placed with Y electrode channel 22, the material of clear adhesive 3 can adopt the materials such as Optical transparent adhesive (OCA) or water-base cement, fitted by this clear adhesive 3 transparent between described first transparency carrier 11 and described second transparency carrier 12 and be integrated, in order to make, between X electrode channel 21 and Y electrode channel 22, there are good insulating property, when the first transparency carrier 11 and the second transparency carrier 12 fit, the surface at described X electrode channel 21 and Y electrode channel 22 place towards same direction.
In addition; better protection is subject in order to make described X electrode channel 21 and Y electrode channel 22; also namely can arrange cover sheet 4 for the interface of user's operation at the outer surface of X electrode channel 21 or Y electrode channel 22, this cover sheet 4 can adopt the glass or sapphire material that hardness is higher.
See Fig. 4, Fig. 5 and Fig. 6, for avoiding the wave stripe phenomenon because incident light causes because of reflection or refraction at line layer 2 place, each X electrode channel 21 of the present invention is along the laterally arrangement of described transparency carrier 1, each X electrode channel 21 includes two two edges 211,212 along the horizontal expansion of described transparency carrier 1 and multiple anti-corrugated regions 5, described each anti-corrugated regions 5 is formed by the kink of curve, wherein, be smooth curve along the curve that described transparency carrier is extending longitudinally.
Composition graphs 4, Fig. 5 and Fig. 6 know, each curve of anti-corrugated regions 5 of the present invention comprises along described transparency carrier two curved side 51,52 and end lines 53 extending longitudinally, this end line 53 connects the two-end-point of this same end of dual-side 51,52 respectively, end line 53 can adopt straight-line segment also can adopt smooth curve, the dual-side 51,52 of described anti-corrugated regions 5 is smooth curve, and end line 53 and dual-side 51,52 junction are preferably smooth curve (Fig. 6 and Fig. 6 a illustrates).
Anti-corrugated regions 5 of the present invention is positioned on the two edges 211,212 of X electrode channel 21, and two curved side 51,52 of anti-corrugated regions 5 and end line 53 are also a part for the two edges 211,212 of X electrode channel 21, and form X electrode channel 21 together with the two edges 211,212 of X electrode channel 21.
See Fig. 7 and Fig. 8, for strengthening anti-light interference effect of the present invention further, multiple pattern unit 6 is also provided with in each anti-corrugated regions 5 of X electrode channel 21 of the present invention, described pattern unit 6 is enclosed construction, the pattern unit 6 of this enclosed construction comprises two end lines 61 of laterally arranging along transparency carrier 1, 62 and two sides 63 longitudinally arranged along transparency carrier 1, 64, wherein, described end line 61 is positioned at side 63, the end of 64 and respectively with side 63, the end points of 64 is connected, and end line 62 is positioned at side 63, another end of 64 and respectively with side 63, another two end points of 64 are connected.
As embodiments of the invention, the side 63,64 of pattern unit 6 of the present invention is preferably smooth curve, and the radian of this smooth curve is between 28-45 degree; And the end line 61,62 of pattern unit 6 can be straight-line segment arranged in parallel, it also can be smooth curve arranged in parallel; When pattern unit 6 is positioned at anti-corrugated regions 5, the smooth curve of the side 63,64 of pattern unit 6 parallels along the smooth curve that transparency carrier is extending longitudinally with anti-corrugated regions 5, and meanwhile, the end line 61,62 of pattern unit 6 parallels with the end line 53 of anti-corrugated regions 5; Because pattern unit 6 side is smooth curve, smooth curve can make incident light produce diffuse reflection, thus the ability of the anti-light wave interference of the present invention is promoted.
See Fig. 8, as the preferred embodiments of the present invention, the link position preferred smooth curve of the side 63,64 of pattern unit 6 of the present invention and the end line 61,62 of pattern unit 6, because the junction of the side 63,64 of pattern unit 6 and the end line 61,62 of side 63,64 and pattern unit 6 is smooth curve, therefore anti-light wave interference better performances of the present invention.
See Fig. 9, each Y electrode channel 22 of the present invention is all along the longitudinally arrangement of described transparency carrier 1, and the present invention is also provided with pattern unit 6 in the region between the Y electrode channel 22 that each is adjacent.Know in conjunction with Figure 10, Y electrode channel 22 of the present invention comprises along transparency carrier 1 dual-side 221,222 extending longitudinally, and this dual-side 221,222 is also smooth curve; Time in the region of each pattern unit 6 between the Y electrode channel 22 that each is adjacent, the smooth curve of the side of each pattern unit 6 parallels with the side smooth curve 221,222 of Y electrode channel 22.
Longitudinal side 63,64 due to pattern unit 6 is also smooth curve, and the smooth curve of side 63,64 parallels with the smooth curve 221,222 of Y electrode channel 22, therefore, time in the region of pattern unit 5 between this Y electrode channel 22, the smooth curve of pattern unit 6 can strengthen the diffuse reflection performance of touch-screen further, improves the ability of the anti-light wave interference of the present invention.
As can be seen from above structure of the present invention: because the longitudinal side of X electrode channel 21 of the present invention is smooth curve, the longitudinal edge of Y electrode channel 22 is smooth curve, when incident light enters line layer 2, incident light produces diffuse reflection at the smooth curve place of X electrode channel 21 and Y electrode channel 22, make originally to fixed-direction reflection or refraction light wave and disperse to multiple directions, and then the waveform fringe phenomena avoided the light wave because of same frequency to meet and cause, thus the product quality of touch-screen is improved.
Claims (9)
1. a touch-screen, comprise transparency carrier and be arranged on the line layer on described transparency carrier surface, described line layer comprises many X electrode channels along the horizontal arrangement of described transparency carrier and many Y electrode channels of longitudinally arranging along described transparency carrier, described each X electrode channel and each Y electrode channel insulate alternately and arrange, it is characterized in that, be respectively arranged with multiple in order to make incident light produce irreflexive pattern unit between each X electrode channel and between each Y electrode channel.
2. touch-screen as claimed in claim 1, it is characterized in that, described pattern unit is enclosed construction, the pattern unit of described enclosed construction comprises two end lines along the horizontal arrangement of described transparency carrier and two sides longitudinally arranged along described transparency carrier, and the end of the dual-side of described pattern unit is connected with the end of two end lines respectively.
3. touch-screen as claimed in claim 2, it is characterized in that, the side of described pattern unit is smooth curve, and the end line of described pattern unit is straight-line segment, is smooth curve at the side of described pattern unit and the end line link position of pattern unit.
4. touch-screen as claimed in claim 2, it is characterized in that, side and the end line of described pattern unit are smooth curve, and the end line link position of the side of described pattern unit and pattern unit is also smooth curve.
5. the touch-screen as described in claim 3 or 4, is characterized in that, the radian of described pattern cell side limit smooth curve is between 28-45 degree.
6. the touch-screen as described in any one of Claims 1-4, it is characterized in that, described each X electrode channel is evenly equipped with multiple anti-corrugated regions formed by the kink of curve along the two edges of described transparency carrier horizontal expansion, and the curve longitudinally arranged along described transparency carrier in described each anti-corrugated regions is smooth curve; Described each Y electrode channel is also smooth curve along the side that described transparency carrier is extending longitudinally.
7. touch-screen as claimed in claim 5, it is characterized in that, the pattern unit between each X electrode channel described is positioned at each anti-corrugated regions of described X electrode channel and the smooth curve of the side of pattern unit parallels with the smooth curve of the anti-corrugated regions of X electrode channel; The smooth curve of side of the pattern unit between each Y electrode channel described parallels with the side extending longitudinally of Y electrode channel.
8. touch-screen as claimed in claim 1, it is characterized in that, described transparency carrier comprises the first transparency carrier and the second transparency carrier, described each X electrode channel is arranged on the surface of described first transparency carrier, and described each Y electrode channel is arranged on the surface of described second transparency carrier, clear adhesive is provided with between described first transparency carrier and the second transparency carrier, fitted by this clear adhesive transparent between described first transparency carrier and described second transparency carrier and be integrated, and the plane at described each X electrode channel and described each Y electrode channel place when the first transparency carrier and described second transparency carrier fit all towards same direction.
9. touch-screen as claimed in claim 1, it is characterized in that, described transparency carrier is one, and described each X electrode channel is arranged on a side of this transparency carrier, and described Y electrode is arranged on the another side of transparency carrier.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410851382.9A CN104571704A (en) | 2014-12-30 | 2014-12-30 | Touch screen |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410851382.9A CN104571704A (en) | 2014-12-30 | 2014-12-30 | Touch screen |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104571704A true CN104571704A (en) | 2015-04-29 |
Family
ID=53087949
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410851382.9A Pending CN104571704A (en) | 2014-12-30 | 2014-12-30 | Touch screen |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104571704A (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103294256A (en) * | 2012-02-28 | 2013-09-11 | 株式会社日本显示器西 | Proximity detection device, method of detecting proximity and electronic apparatus |
| CN203232392U (en) * | 2013-04-09 | 2013-10-09 | 信利光电股份有限公司 | Touch screen and touch type liquid crystal display panel |
| JP2014002434A (en) * | 2012-06-15 | 2014-01-09 | Touch Panel Kenkyusho:Kk | Conductive film and capacitive touch panel |
| TW201409115A (en) * | 2012-08-31 | 2014-03-01 | Innolux Corp | Conductive substrate and touch display device |
| CN103914191A (en) * | 2013-01-05 | 2014-07-09 | 深圳欧菲光科技股份有限公司 | Touch sensing element and touch screen |
| CN104076975A (en) * | 2013-03-27 | 2014-10-01 | 株式会社日本显示器 | Display device with touch detecting function and electronic apparatus |
-
2014
- 2014-12-30 CN CN201410851382.9A patent/CN104571704A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103294256A (en) * | 2012-02-28 | 2013-09-11 | 株式会社日本显示器西 | Proximity detection device, method of detecting proximity and electronic apparatus |
| JP2014002434A (en) * | 2012-06-15 | 2014-01-09 | Touch Panel Kenkyusho:Kk | Conductive film and capacitive touch panel |
| TW201409115A (en) * | 2012-08-31 | 2014-03-01 | Innolux Corp | Conductive substrate and touch display device |
| CN103914191A (en) * | 2013-01-05 | 2014-07-09 | 深圳欧菲光科技股份有限公司 | Touch sensing element and touch screen |
| CN104076975A (en) * | 2013-03-27 | 2014-10-01 | 株式会社日本显示器 | Display device with touch detecting function and electronic apparatus |
| CN203232392U (en) * | 2013-04-09 | 2013-10-09 | 信利光电股份有限公司 | Touch screen and touch type liquid crystal display panel |
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Application publication date: 20150429 |
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