CN202523035U - Single-substrate flexible touch sensor - Google Patents

Single-substrate flexible touch sensor Download PDF

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Publication number
CN202523035U
CN202523035U CN2012201319203U CN201220131920U CN202523035U CN 202523035 U CN202523035 U CN 202523035U CN 2012201319203 U CN2012201319203 U CN 2012201319203U CN 201220131920 U CN201220131920 U CN 201220131920U CN 202523035 U CN202523035 U CN 202523035U
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CN
China
Prior art keywords
substrate
compensation section
monobasal
touch control
inductive layer
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Expired - Lifetime
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CN2012201319203U
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Chinese (zh)
Inventor
唐世杰
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Zhejiang Jinhui Photoelectric Material Co Ltd
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YINGHUI SCIENCE AND TECHNOLOGY Co Ltd
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Priority to CN2012201319203U priority Critical patent/CN202523035U/en
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Abstract

The utility model discloses a single-substrate flexible touch sensor, which comprises a substrate, a plurality of external jointed wires respectively distributed on two opposite surfaces of the substrate, and a flexible circuit board connected with the substrate, wherein the flexible circuit board comprises a flexible board body connected with the substrate, and a plurality of control lines respectively distributed on two opposite surfaces of the flexible board body; the flexible board body is provided with an embedding gap and two adaptation parts; the embedding gap is concavely formed at one end of the flexible board body and penetrates through the two opposite surfaces of the flexible board body, and the substrate can be embedded into the embedding gap; the adaptation parts are respectively positioned on two sides of the embedding gap and are respectively cascaded and fixed on the two opposite surfaces of the substrate; and the control lines are respectively and electrically connected with the external jointed wires. According to the single-substrate flexible touch sensor, the process yield can be increased, and effects of reducing the whole thickness and the whole size are achieved.

Description

The soft touch control sensor of monobasal
Technical field
The utility model relates to a kind of touch control sensor, particularly relates to a kind of soft touch control sensor of monobasal of double-sided coating.
Background technology
Consult Fig. 1, Fig. 2, capacitance type touch control sensor in the past comprises: a soft body 11, and a flexible circuit board 12 that is connected in this body 11.
This body 11 comprises two substrates of binding 111 of splicing up and down respectively, two inductive layers 112 that lay respectively at said substrate 111 end faces, and many couplet outer conductors 113 that are laid in said substrate 111 end faces respectively.Be positioned at the inductive layer 112 of upper substrate 111, have first conduction region 114 of a plurality of each intervals arrangements and patterning.Be positioned at the inductive layer 112 of lower substrate 111, have second conduction region 115 of a plurality of each intervals arrangements and patterning.Said first conduction region 114 is non-electric-connecting each other and be longitudinal extension respectively.Said second conduction region 115 is non-electric-connecting each other, and is horizontal expansion with the direction perpendicular to said first conduction region 114 respectively.Said substrate 111 can be respectively provided to a few wire connecting portion 116 that can supply this flexible circuit board 12 to be electrically connected, and upper substrate 111 can be provided with one and lacks 117 to what several can supply that the wire connecting portion 116 of lower substrate 111 exposes up.Said outer conductor 113 is to be electrically connected said first conduction region 114 and second conduction region 115 respectively, and compiles respectively and extend to said wire connecting portion 116.
This flexible circuit board 12 comprises a control element 121, many control lines 122, and a plurality of mating parts 123 that correspond respectively to said wire connecting portion 116 and be intervally installed.Said control line 122 is to be electrically connected this control element 121 respectively, and compiles respectively and extend to said mating part 123.Said mating part 123 is to fold with said wire connecting portion 116 respectively to lean on gluing, and makes this flexible circuit board 12 be connected in this body 11, and makes said control line 122 be electrically connected said outer conductor 113 respectively.
But because the wire connecting portion 116 of two substrates 111 has high low head up and down; So when 123 contrapositions of said mating part being pressed on said wire connecting portion 116; All be to carry out the contraposition pressing separately to every group of mating part 123 and wire connecting portion 116 respectively; Comparatively complicated consuming time in the operation, and process rate is relatively poor.In addition; This body 11 has had the thickness of two-layer substrate 111; If add the flexible circuit board 12 that splices in said substrate 111 tops, with making the integral thickness and the volume of this touch control sensor increase part as indicated by arrow 13; For the compact Development Trend, the mode of splicing in the past is the shortcoming of demanding urgently overcoming in fact for electronic product now.
Summary of the invention
The purpose of the utility model is to provide a kind of can improve process rate, and can reduce the soft touch control sensor of monobasal of package thickness.
Another purpose of the utility model is to provide a kind of soft touch control sensor of monobasal that can reduce rainbow line phenomenon.
The soft touch control sensor of the utility model monobasal comprises: first inductive layer of the substrate of a light-permeable, a light-permeable, second inductive layer of a light-permeable, many couplet outer conductors, and a flexible circuit board.
This substrate has opposite one first and one second.This first and second is symmetrically arranged with an induction zone respectively, and one is positioned at the outer wiring region of this induction zone.
This first inductive layer is positioned at this induction zone of first, and comprises a plurality of first conduction regions and a plurality of first non-conductive district that is strip and alternately vertically arranges.
This second inductive layer is positioned at this induction zone of second, and comprises and be strip and alternately transversely arranged a plurality of second conduction regions and a plurality of second non-conductive district.
Said outer conductor is laid in this first and second 's wiring region respectively, and is electrically connected said first conduction region and second conduction region respectively.
This flexible circuit board comprises that an inlay card is connected in the soft plate body of this substrate, a control element that is installed on this soft plate body, and many control lines that are laid in these soft plate body two opposing faces respectively and are electrically connected this control element and said outer conductor respectively.This soft plate body has an intercalation breach, and two mating parts.This intercalation breach is arranged with in this soft plate body one ora terminalis and runs through its two opposing face, and can supply this substrate to embed.Said mating part is positioned at this intercalation breach both sides respectively, and splices respectively and be fixed in this wiring region of first and this wiring region of second, and makes said control line be electrically connected said outer conductor respectively.
The soft touch control sensor of the said monobasal of the utility model; Said wiring region has a connecting portion that is positioned at said induction zone rear side respectively; Said connecting portion is to misplace each other and abut the said mating part of gluing in this soft plate body respectively; And making this soft plate body be connected in this substrate, said outer conductor extends respectively and is collected to said connecting portion.
The soft touch control sensor of the said monobasal of the utility model, the said first non-conductive district has one first compensation section respectively.Each first compensation section is to be positioned between adjacent two first conduction regions but not to be electrically connected with said first conduction region; And form a plurality of grooves that extended toward this orientation substrate by the end face away from this substrate, and said first compensation section is identical with the optical characteristics of said first conduction region.The said second non-conductive district has one second compensation section respectively.Each second compensation section is to be positioned between adjacent two second conduction regions but not to be electrically connected with said second conduction region; And form a plurality ofly by the groove that extends toward this orientation substrate away from the bottom surface of this substrate, and said second compensation section is identical with the optical characteristics of said second conduction region.
The soft touch control sensor of the said monobasal of the utility model; Said first compensation section and second compensation section are in etch process, to be retained simultaneously down with said first conduction region and second conduction region respectively; And the thickness of said first compensation section thickness with said first conduction region respectively is identical, and the thickness of said second compensation section thickness with said second conduction region respectively is identical.
The soft touch control sensor of the said monobasal of the utility model, the said groove of each first compensation section is the distribution that is square crossing respectively, and makes each first compensation section form a plurality of first compensation squares; The said groove of each second compensation section is the distribution that is square crossing respectively, and makes each second compensation section form a plurality of second compensation squares.
The soft touch control sensor of the said monobasal of the utility model, the width of said groove is between 0.01mm and 0.1mm.
The soft touch control sensor of the said monobasal of the utility model, this first inductive layer and second inductive layer are all the single layer structure body.
The soft touch control sensor of the said monobasal of the utility model, this first inductive layer and second inductive layer are all multilayer structure making.
The beneficial effect of the utility model is: this flexible circuit board be by side up and down inlay card in this substrate; On processing procedure, comparatively simplify and can promote the production yield; And this touch control sensor only comprises a substrate, therefore can reduce its integral thickness, in addition; Through the design of said first compensation section and second compensation section, then can reduce the rainbow line phenomenon of this touch control sensor.
Description of drawings
Fig. 1 is a schematic perspective view, shows touch control sensor in the past;
Fig. 2 is a cut-away illustration, shows the side-looking structure of this touch control sensor in the past;
Fig. 3 is a schematic perspective view, and the structure of a preferred embodiment of the soft touch control sensor of the utility model monobasal is described;
Fig. 4 is the figure of a similar Fig. 3, and the structure of this preferred embodiment is described;
Fig. 5 is a cut-away illustration, the partial side TV structure after a substrate and the flexible circuit board that this preferred embodiment is described splices;
Fig. 6 one cut-away illustration is explained the partial side TV structure of this preferred embodiment.
Embodiment
Below in conjunction with accompanying drawing and embodiment the utility model is elaborated.
Consult Fig. 3, Fig. 4, Fig. 5; One preferred embodiment of the soft touch control sensor of the utility model monobasal; Be applicable to and be installed in the unshowned display panel of figure; And comprise: second inductive layer 4 of first inductive layer 3 of the substrate of a light-permeable 2, a light-permeable, a light-permeable, many join outer conductors 5, and a flexible circuit board 6.
This substrate 2 is to process with the material of soft and light-permeable, for example PET or PI material, but be not limited thereto when implementing, and have opposite one first 21 and one second 22.These first 21 and second 22 are symmetrically arranged with an induction zone 210,220 respectively, and a wiring region 211,221 that is positioned at outside the said induction zone 210,220.Said wiring region 211,221 have respectively one be positioned at said induction zone 210,220 rear sides and each other the dislocation connecting portion 213,223.
This first inductive layer 3 and this second inductive layer 4 all are to process with transparent conductive material, for example tin indium oxide (ITO), aluminum zinc oxide (AZO), zinc paste (ZnO), gallium oxide zinc (GZO), but be not limited thereto when implementing.In addition; The utility model is to utilize one of them of method for makings such as sputter, vapor deposition, dip-coating, male and fomale(M&F) coating, chemical vapor deposition, wire mark or liner printing, and this first inductive layer 3 and this second inductive layer 4 are formed separately in first 21 and this second 22 of this substrate 2.And according to the actual demand of product, this first inductive layer 3 and this second inductive layer 4 can be respectively the single layer structure body, also can be respectively multilayer structure making.
This first inductive layer 3 is formed at this first 21 according to one of them of aforementioned method for making, and comprises a plurality of first conduction regions 31 and a plurality of first non-conductive district 32 that is strip and alternately vertically arranges.The said first non-conductive district 32 has one first compensation section 321 respectively.Said first compensation section 321 is in etch process, to be retained simultaneously down with said first conduction region 31, thereby its optical characteristics and thickness, and optical characteristics and the thickness with said first conduction region 31 is identical respectively.Each first compensation section 321 is to be positioned at 31 of adjacent two first conduction regions but not to be electrically connected with said first conduction region 31, and forms a plurality of grooves 322 that extended toward these substrate 2 directions by the end face away from this substrate 2.
This second inductive layer 4 is formed at this second 22 according to one of them of aforementioned method for making, and comprises and be strip and alternately transversely arranged a plurality of second conduction regions 41 and a plurality of second non-conductive district 42.The said second non-conductive district 42 has one second compensation section 421 respectively.Said second compensation section 421 is in etch process, to be retained simultaneously down with said second conduction region 41, thereby its optical characteristics and thickness, and optical characteristics and the thickness with said second conduction region 41 is identical respectively.Each second compensation section 421 is to be positioned at 41 of adjacent two second conduction regions but not to be electrically connected with said second conduction region 41, and forms a plurality of by the groove 422 that extends toward these substrate 2 directions away from the bottom surface of this substrate 2.
In addition, the said groove 322 of each first compensation section 321 is the distributions that are square crossing respectively, and makes each first compensation section 321 form a plurality of first compensation squares 323.The said groove 422 of each second compensation section 421 is the distributions that are square crossing respectively, and makes each second compensation section 421 form a plurality of second compensation squares 423.If the width of said groove 322,422 is less than 0.01mm; Can be because the too narrow difficult manufacturing in gap; And making that the production yield is not good, the gap is too big if width greater than 0.1mm, is understood; And form macroscopic bad order phenomenon, therefore said groove 322,422 preferable width ranges are between 0.01mm and 0.1mm.
The material of said outer conductor 5 is to process with metals such as copper, silver, gold, cupronickels but be not limited thereto, and is laid in this wiring region of first 21 and second 22 211,221 respectively, and is electrically connected said first conduction region 31 and second conduction region 41 respectively.In addition, said outer conductor 5 also extends and is collected to said connecting portion 213,223.
This flexible circuit board 6 comprises that a soft plate body that is connected in this substrate 2 61, one are installed on the control element 62 on this soft plate body 61, and many control lines 63 that are laid in 61 liang of opposing faces of this soft plate body respectively and are electrically connected this control element 62 and said outer conductor 5 respectively.This soft plate body 61 has an intercalation breach 611, and two mating parts 612.This intercalation breach 611 is to be arranged with in these soft plate body 61 1 ora terminalis and to run through its two opposing face, and can supply this substrate 2 to embed.Said mating part 612 lays respectively at this intercalation breach 611 both sides, and splices respectively and be fixed in this wiring region of first 21 211 and second 's 22 wiring region 221, and makes said control line 63 be electrically connected said outer conductor 5 respectively.
When the utility model is made with assembling, with aforementioned method for making one of them, this first inductive layer 3, second inductive layer 4 and said outer conductor 5 are formed separately in first 21 and second 22 of this substrate 2 earlier.Then from side this this substrate 2 of flexible circuit board 6 migrations; So that the intercalation breach 611 of these substrate 2 these soft plate bodys 61 of chimeric insertion; Again 612 contrapositions of said mating part are pressed on said connecting portion 213,223; And make said connecting portion 213,223 abut gluing respectively in said mating part 612, to let this flexible circuit board 6 be connected in this substrate 2.
Because of said connecting portion the 213, the 223rd, lay respectively at two opposing faces of this substrate 2 and dislocation each other; And said mating part 612 is the both sides that lay respectively at this intercalation breach 611; Clear and definite and the zero lap of its relative position; Do not need to match to each mating part 612 and corresponding connecting portion 213,223 thereof respectively, can guarantee the accuracy of contraposition pressing process, and improve processing yield.In addition; Because this touch control sensor only comprises a substrate 2; Even with these flexible circuit board 6 stacked this substrates 2 that are embedded in; Also can make the thickest part (as shown in arrow 7) of this touch control sensor have only two layers of thickness, thereby can reduce the integral thickness and the volume of product because of the design of this intercalation breach 611 and said mating part 612.
Consult Fig. 3, Fig. 4, Fig. 6; When the utility model uses; At first, because of the said first non-conductive district 32 and the second non-conductive district 42 are not etched away in processing procedure fully, but the transparent conductive material that has kept part is to form said first compensation section 321 and second compensation section 421 respectively; So that the thicknesses of layers of this first inductive layer 3 and this second inductive layer 4 is comparatively even; Utilize this architectural characteristic, significantly reduced the refraction and the interference degrees of light, produce the phenomenon of rainbow line and promote image definition and reduce picture.Simultaneously, the existence of said groove 322,422 has destroyed light in this first inductive layer 3 and 4 birefringent each other continuities of second inductive layer, can only not eliminate the generation of rainbow line, also can avoid the light excessive attenuation and makes the luminance shortage of display panel.
Secondly; Because the optical characteristics with said first conduction region 31 and second conduction region 41 is identical respectively for the optical characteristics of said first compensation section 321 and second compensation section 421; Therefore the light that penetrates panel is average homogeneity more, and can reduce the phenomenon of image colourity drop.
In sum; The utility model is through changing the structure of this soft plate body 61; And in etch process, keep said first compensation section 321 and second compensation section 421; Not only can simplify assembling flow path and promote process rate, and can reduce the integral thickness and the volume of product, also have advantages such as the rainbow of elimination line, reduction aberration.

Claims (8)

1. the soft touch control sensor of monobasal comprises: first inductive layer of the substrate of a light-permeable, a light-permeable, second inductive layer of a light-permeable, many couplet outer conductors, and a flexible circuit board; This substrate has opposite one first and one second, and this first and second is symmetrically arranged with an induction zone respectively, and one is positioned at the outer wiring region of this induction zone; This first inductive layer is positioned at this induction zone of first, and comprises a plurality of first conduction regions and a plurality of first non-conductive district that is strip and alternately vertically arranges; This second inductive layer is positioned at this induction zone of second, and comprises and be strip and alternately transversely arranged a plurality of second conduction regions and a plurality of second non-conductive district; Said outer conductor is laid in this first and second 's wiring region respectively, and is electrically connected said first conduction region and second conduction region respectively; This flexible circuit board comprises that an inlay card is connected in the soft plate body of this substrate, a control element that is installed on this soft plate body, and many control lines that are laid in these soft plate body two opposing faces respectively and are electrically connected this control element and said outer conductor respectively; It is characterized in that:
This soft plate body has an intercalation breach; And two mating parts; This intercalation breach is arranged with in this soft plate body one ora terminalis and runs through its two opposing face; And can supply this substrate to embed, said mating part is positioned at these intercalation breach both sides respectively and splices respectively is fixed in this wiring region of first and this wiring region of second, and makes said control line be electrically connected said outer conductor respectively.
2. the soft touch control sensor of monobasal according to claim 1; It is characterized in that: said wiring region has a connecting portion that is positioned at said induction zone rear side respectively; Said connecting portion is to misplace each other and abut the said mating part of gluing in this soft plate body respectively; And making this soft plate body be connected in this substrate, said outer conductor extends respectively and is collected to said connecting portion.
3. the soft touch control sensor of monobasal according to claim 2 is characterized in that:
The said first non-conductive district has one first compensation section respectively; Each first compensation section is to be positioned between adjacent two first conduction regions but not to be electrically connected with said first conduction region; And form a plurality of grooves that extended toward this orientation substrate by the end face away from this substrate, and said first compensation section is identical with the optical characteristics of said first conduction region;
The said second non-conductive district has one second compensation section respectively; Each second compensation section is to be positioned between adjacent two second conduction regions but not to be electrically connected with said second conduction region; And form a plurality ofly by the groove that extends toward this orientation substrate away from the bottom surface of this substrate, and said second compensation section is identical with the optical characteristics of said second conduction region.
4. the soft touch control sensor of monobasal according to claim 3; It is characterized in that: said first compensation section and second compensation section are in etch process, to be retained simultaneously down with said first conduction region and second conduction region respectively; And the thickness of said first compensation section thickness with said first conduction region respectively is identical, and the thickness of said second compensation section thickness with said second conduction region respectively is identical.
5. the soft touch control sensor of monobasal according to claim 4 is characterized in that: the said groove of each first compensation section is the distribution that is square crossing respectively, and makes each first compensation section form a plurality of first compensation squares; The said groove of each second compensation section is the distribution that is square crossing respectively, and makes each second compensation section form a plurality of second compensation squares.
6. the soft touch control sensor of monobasal according to claim 5 is characterized in that: the width of said groove is between 0.01mm and 0.1mm.
7. the soft touch control sensor of monobasal according to claim 6 is characterized in that: this first inductive layer and second inductive layer are all the single layer structure body.
8. the soft touch control sensor of monobasal according to claim 6 is characterized in that: this first inductive layer and second inductive layer are all multilayer structure making.
CN2012201319203U 2012-03-31 2012-03-31 Single-substrate flexible touch sensor Expired - Lifetime CN202523035U (en)

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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103345337A (en) * 2013-07-15 2013-10-09 深圳南玻显示器件科技有限公司 Flexible touch screen and preparation method thereof
CN103885654A (en) * 2013-03-12 2014-06-25 深圳市信濠精密技术股份有限公司 Electromagnetism and capacitance integrated touch screen and manufacturing method thereof
CN108874219A (en) * 2018-06-11 2018-11-23 业成科技(成都)有限公司 Touch panel

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103885654A (en) * 2013-03-12 2014-06-25 深圳市信濠精密技术股份有限公司 Electromagnetism and capacitance integrated touch screen and manufacturing method thereof
CN103345337A (en) * 2013-07-15 2013-10-09 深圳南玻显示器件科技有限公司 Flexible touch screen and preparation method thereof
CN103345337B (en) * 2013-07-15 2016-08-17 深圳南玻显示器件科技有限公司 Flexible touch screen and preparation method thereof
CN108874219A (en) * 2018-06-11 2018-11-23 业成科技(成都)有限公司 Touch panel

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Date Code Title Description
C14 Grant of patent or utility model
GR01 Patent grant
C41 Transfer of patent application or patent right or utility model
TR01 Transfer of patent right

Effective date of registration: 20160214

Address after: Samoa has overseas chamber of Commerce P.O. Box No. 217

Patentee after: ACE COMPANY LIMITED

Address before: Tainan City, Taiwan, China

Patentee before: Yinghui Science and Technology Co., Ltd.

C41 Transfer of patent application or patent right or utility model
TR01 Transfer of patent right

Effective date of registration: 20160726

Address after: 321102 Zhejiang city of Jinhua province Lanxi City River Street HuaFeng Road No. 500

Patentee after: Zhejiang Jinhui photoelectric material Co Ltd

Address before: Samoa has overseas chamber of Commerce P.O. Box No. 217

Patentee before: ACE COMPANY LIMITED

CX01 Expiry of patent term
CX01 Expiry of patent term

Granted publication date: 20121107