CN106155370B - Touch device - Google Patents
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- CN106155370B CN106155370B CN201510127571.6A CN201510127571A CN106155370B CN 106155370 B CN106155370 B CN 106155370B CN 201510127571 A CN201510127571 A CN 201510127571A CN 106155370 B CN106155370 B CN 106155370B
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Abstract
The present invention discloses a kind of touch device, including a substrate and a circuit board.Substrate includes a touch-control sensing structure and multiple first electrodes, wherein, the touch-control sensing structure is formed on the substrate, multiple first electrode is electrically connected the touch-control sensing structure, wherein, multiple first intervals are formed between adjacent multiple first electrode, and the minimum range between adjacent multiple first electrode is a spacing distance at first interval.Circuit board partly overlaps with the substrate in upright projection direction, which includes multiple second electrodes, and multiple second electrode is formed on the circuit board, wherein multiple second intervals are formed between adjacent multiple second electrode.Wherein, at least one multiple first electrode is having an offset distance with corresponding at least one multiple second electrode along a first direction, which is greater than zero and is less than the half of the corresponding spacing distance.
Description
Technical field
The present invention relates to a kind of touch devices, more particularly to a kind of touch device electrode design.
Background technique
The first electrode of the conformable region (bonding area) of existing touch-control display panel, for being electrically connected flexible circuit
The second electrode arranged on plate (FPC) along specific direction.In the prior art, first electrode corresponds to second electrode completely, the
There are right-angle structures for one electrode and the edge of second electrode, when first electrode is sufficiently connect with second electrode, first electrode with
The right-angle structure at the edge of second electrode be easy it is impinging one another, and because stress is concentrated and chipping feelings during the connection process
Condition.In addition, the bubble between bubble and second electrode when first electrode is sufficiently connect with second electrode, between first electrode
All it is not easy smoothly to be discharged.Therefore the adhesion of existing touch-control display panel is poor, and is easy to happen the feelings of electrode corrosion
Shape.
Summary of the invention
A kind of touch device that the present invention provides in order to solve problems in the prior art, including a substrate and a circuit
Plate.Substrate include a touch-control sensing structure and multiple first electrodes, wherein the touch-control sensing structure be formed in the substrate it
On, multiple first electrode is electrically connected the touch-control sensing structure, wherein multiple first intervals are formed in adjacent multiple first
Between electrode, and the minimum range between adjacent multiple first electrode is a spacing distance at first interval.Circuit board
It partly overlaps with the substrate in upright projection direction, which includes multiple second electrodes, and multiple second electrode is formed in
On the circuit board, wherein multiple second intervals are formed between adjacent multiple second electrode.Wherein, at least one it is multiple
First electrode is having an offset distance with corresponding at least one multiple second electrode along a first direction, and the offset distance is big
In zero and be less than the corresponding spacing distance half.
In another embodiment, the present invention also provides a kind of touch devices, including a substrate and a circuit board.Substrate packet
It includes a touch-control sensing structure and multiple first leads pad, which is located on the substrate, and multiple first is led pad
Along a first direction arrange, wherein multiple first lead pad in two adjacent multiple first lead pad between have one interval
Region, and the two adjacent multiple first minimum ranges led between pad are a spacing distance.Circuit board includes multiple
Two lead pad, and multiple second, which leads at least one of pad second, leads on the upright projection direction that pad leads pad multiple first and be somebody's turn to do
Interval region partly overlaps.Wherein, at least one this second lead pad profile and this two adjacent first lead pad one of them
Profile have an offset distance along the first direction in the interval region, and the offset distance is less than the one of the spacing distance
Half.
Using the touch device of the embodiment of the present invention, when first electrode is connect with second electrode, the first of first electrode
Right-angle structure corresponds to the flat of second electrode, rather than the second right-angle structure；Likewise, corresponding first electricity of the second right-angle structure
The flat of pole, rather than the first right-angle structure, therefore can avoid chipping during the connection process because stress is concentrated
Situation.In addition, first electrode and second electrode are in a first direction and in second direction when first electrode is connect with second electrode
There is more exhaust gap, therefore the bubble between first electrode and the bubble between second electrode can be smoothly discharged.Therefore originally
The adhesion of the touch-control display panel of inventive embodiments is preferable, and can avoid the situation of electrode corrosion.
Detailed description of the invention
Fig. 1 is the schematic diagram of the touch device of first embodiment of the invention；
Fig. 2A is the schematic cross-section in the direction 2A-2A ' of Fig. 1；
Fig. 2 B is the major part top view of the touch device of Fig. 1；
Fig. 3 is the schematic diagram of a variation of first embodiment of the invention；
Fig. 4 is the schematic diagram of the touch device of second embodiment of the invention；
Fig. 5 A is the touch-control sensing structure and first electrode, second of the substrate two sides of the touch device of one embodiment of the invention
The schematic diagram of the configuration relation of electrode；
Fig. 5 B is the schematic side view of Fig. 5 A；
Fig. 6 A is the touch-control sensing structure and first of the touch device of one embodiment of the invention being set on two plate bases
Electrode, second electrode configuration relation schematic diagram；
Fig. 6 B is the diagrammatic cross-section in Fig. 6 A respectively along B-B and the direction C-C；
Fig. 7 is the schematic diagram for the touch-control sensing structure of the touch device of one embodiment of the invention being integrated on display；
Fig. 8 is the schematic diagram for the touch-control sensing structure of the touch device of one embodiment of the invention being integrated in display.
Symbol description
1~touch device
10~substrate
11~touch-control sensing structure
12~first electrode (first leads pad)
13~first side
14~the first axis
15~the first right-angle structures
16~tapered portion
20~circuit board
22~second electrode (second leads pad)
23~second side
24~the second axis
25~the second right-angle structures
30~conductive adhesive layer
31~bubble
112~cabling
114~cabling
116~ground line
118~ground line
122~first electrode cabling
222~second electrode cabling
131,132,133~first electrode side
231,232~second electrode side
3~touch device
32~touch-control sensing structure
34~display
36~cover plate
300~first substrate
322~driving electrodes
324~receiving electrode
4~touch device
41~first substrate
42~the second substrate
44~touch-control sensing structure
442~driving electrodes
444~receiving electrode
46~display
48~cover plate
5~touch device
50~display
51~first substrate
52~the second substrate
53~active member layer
54~touch-control sensing structure
542~driving electrodes
544~receiving electrode
56~cover plate
561~decorative layer
6~touch device
60~display
61~first substrate
62~the second substrate
63~active member layer
66~cover plate
661~decorative layer
68~optical cement
G~interval region
G1~first is spaced
G2~second is spaced
D1~spacing distance
D2~offset distance
D3~spacing distance
X~first direction
Y~second direction
Z~third direction
Specific embodiment
Referring to Fig.1, show first embodiment of the invention touch device 1 schematic diagram, including a first substrate 10 with
An and circuit board 20.First substrate 10 includes a touch-control sensing structure 11 (being only to illustrate in this touch-control sensing structure) and multiple
First electrode 12, wherein the touch-control sensing structure 11 is formed on the first substrate 10, and multiple first electrode 12 is electrically connected
The touch-control sensing structure 11, the circuit board 20 include multiple second electrodes 22, and multiple second electrode 22 is formed in the circuit board
On 20.Circuit board 20 can be flexible circuit board (FPC).
Touch-control sensing structure 11 of the invention can be the touch-control sensings structure such as condenser type, pressure-sensitive, electromagnetic type.It is wherein electric
Appearance formula touch-control sensing structure can be using mutual capacitance type technology self-tolerant technology or mutual tolerance and technology both with appearance certainly.It lifts mutual
For the touch-control sensing structure of appearance formula, touch-control sensing structure 11 includes driving electrodes (driving electrode) and receives electric
Pole (receiving electrode) (not being painted), driving electrodes and receiving electrode spatially mutually insulated but the two
Between have coupled capacitor generation.It is electrically connected between touch-control sensing structure 11 and first electrode 12 with a plurality of cabling (trace), wherein
The cabling 114 cabling the cabling 112 comprising connection driving electrodes and connect receiving electrode.It can be between cabling 112 and cabling 114
Be provided with a ground line 116 to avoid or reduce the signal between cabling 112 and cabling 114 and interfere with each other.In cabling 114
A ground line 118 is arranged again to provide antistatic protection function in periphery.Configuration also can be set in outermost first electrode 12
Have a first electrode extension 122, can be the shape of two strips as shown in fig. 1, or other shape can also, purpose
It is to provide contraposition when circuit board 20 is bonded first substrate 10 to use.
Fig. 2A shows that the sectional view in the direction 2A-2A ' of Fig. 1, Fig. 2 B show that the major part of the touch device of Fig. 1 is overlooked
Figure.Referring to Fig. 2A, Fig. 2 B, multiple first intervals G1 are formed between adjacent multiple first electrode 12, and adjacent this is more
Minimum range between a first electrode 12 is a spacing distance d1 of first interval G1.That is, optionally two adjacent first
Electrode 12, the facing side border of the two first electrodes 12 can find out a straight line minimum range and be defined as between one
Gauge is from d1.Circuit board 20 partly overlaps with first substrate 10 in the upright projection direction (third direction Z) of first substrate 10,
In, multiple second interval G2 are formed between adjacent multiple second electrode 22, that is, in every two adjacent second electrode 22
Between have one second interval G2.At least one multiple first electrode 12 and corresponding at least one multiple second electrode 22
There are an offset distance d2, offset distance d2 to be greater than zero and less than corresponding spacing distance d1's along a first direction X
Half.In one embodiment, offset distance d2 is greater than zero and is less than the one third of corresponding spacing distance d1.In other words
It says, as shown in Figure 2 B, choose two adjacent first electrodes 12, this two first electrodes 12 are respectively provided with opposite (face to
Each other) a first electrode side (side edge) 131 and 132, wherein between first electrode side 131 and 132 most
Closely-spaced distance is d1.Separately there are two adjacent second electrodes 22 can be by a conductive adhesive layer 30 to correspond to the two first electrodes
12 electrical connections, allow touch sense signals to be transmitted to second electrode 22 by first electrode 12.Two above-mentioned second electrodes
One of 22 have a second electrode side 231 and this second electrode side 231 can fall in first electrode side 131 with
Between 132.More particularly, the first electrode side of first electrode 12 of this second electrode side 231 apart from corresponding electrical connection
Half of the shortest distance d2 of side 131 in the X direction less than spacing distance d1 even one third.Another second electrode 22
One second electrode side 232 can also have a spacing distance with respect to a first electrode side 133 in the X direction as shown in Figure 2 B
D3, and the value of spacing distance d3 can substantially the same or close to spacing distance d2 value, the difference of d3 and d2 are less than d2's
Within 10%.
In one embodiment, the roughness of any multiple first electrode side 131,132,133 is different from that any this is more
The roughness of a second electrode side 231,232.Roughness is slightly higher to help to improve conductive adhesive layer 30 and first electrode
Adhesion between 12 or second electrode 22.In another embodiment, the wherein at least one of multiple first electrode 12 can
To be provided with a first electrode extension 122, it is therefore an objective to make when first substrate 10 is bonded with circuit board 20 as contraposition mark
With corresponding contraposition mark (not being painted) has can be set in the surface of circuit board 20 at this time.Second electrode 22 as shown has portion
Divide and cover electrode extension 122, therefore similarly helps to improve conductive adhesive layer 30 and first electrode 12 or second electrode 22
Between adhesion and the electrical connection area between first electrode 12 or second electrode 22 can be increased.
Referring to Fig. 3, in another embodiment, when the first electrode 12 and the second electrode 22 are symmetric shape (for example, square
Shape, ellipse etc.) when, each first electrode 12 includes one first axis 14, and each second electrode 22 includes one second axis
24.In this embodiment, axis refers to the symmetrical centre of electrode.First axis 14 of first electrode 12 and corresponding second electrode
There are an offset distance d2 between 22 the second axis 24.
Referring to Fig. 2A, in one embodiment, the edge of first electrode 12 there are the first right-angle structure 15, second electrode 22
There are the second right-angle structures 25 at edge, when first electrode 12 is connect with second electrode 22, the first right-angle structure of first electrode
The flat of 15 corresponding second electrodes 22, rather than the second right-angle structure 25；Likewise, corresponding first electricity of the second right-angle structure 25
The flat of pole 12, rather than the first right-angle structure 15, therefore can avoid because the first right-angle structure 15 is to upper second right angle knot
Structure 25 causes stress to be concentrated and chipping situation during the connection process.
In addition, collocation is referring to Fig. 2A, Fig. 2 B, when first electrode 12 is connect with second electrode 22, first electrode 12 and the
Two electrodes 22 have more exhaust gap, therefore the bubble between first electrode 12 on (X) and second direction (Y) in a first direction
Bubble 31 between 31 and second electrode 22 can be smoothly discharged.Therefore the embodiment of the present invention touch-control display panel adhesion compared with
It is good, and can avoid the situation of electrode corrosion.
Referring to Fig. 2A, in one embodiment, it is more with this that conductive adhesive layer 30 contacts at least part of multiple first electrode 12
A second electrode 22 is electrically connected multiple first electrode 12 with multiple second electrode 22.That is, multiple first electrode 12
It can be electrically connected by 30 part of conductive adhesive layer between multiple second electrode 22 or be all electrically connected.
Referring to Fig. 2 B, in one embodiment, wherein multiple first electrode 12 has tapered portion 16, in this embodiment,
Tapered portion 16 does not correspond to second electrode 22 on upright projection direction.Cabling design can be increased by the design of tapered portion 16
Flexibility ratio, and improve impedance matching.
Referring to Fig. 3, in one embodiment, the width of multiple first electrode 12 can be identical or be different from multiple the
The width of two electrodes 22.Specifically, in embodiments of the present invention, the width of multiple first electrode 12 and multiple second electricity
The width ratio of pole 22 can be between 0.8~1.3.In other words, the width of multiple first electrode 12 also can be equal to multiple
The width of second electrode 22.
First substrate 10 shows the schematic diagram of the touch device 2 of second embodiment of the invention referring to Fig. 4, including one the
One substrate 10 and a circuit board 20.First substrate 10 includes that a touch-control sensing structure 11 and multiple first lead pad 12, touch-control
Sensing structure 11 is located on the first substrate 10.Multiple first leads pad 12 arranges along a first direction X, wherein multiple first
Leading two adjacent first in pad 12 and leading has an interval region G between pad 12, and two adjacent first lead between pad 12
Minimum range be a spacing distance d1.Circuit board 20 includes multiple second to lead pad 22, and multiple second leads in pad 22 extremely
It leads for few one second and partly overlaps on the upright projection direction that pad 22 leads pad 12 multiple first with interval region G.Wherein, until
Few one second profile for leading pad 22 with two adjacent first lead pad 12 one of them profile in interval region G along this
One direction X has an offset distance d2, and offset distance d2 is less than the half of spacing distance d1.In other words, from the first base
From the point of view of on the upright projection direction of plate 10, chooses two adjacent first electrodes 12 and the two corresponding first electrodes 12 are electrically connected
The two adjacent second electrodes 22 connect, among the two second electrodes 22, the partial contour of a second electrode 22 can be
In interval region G, and the profile of first electrode 12 of this segment boundary profile apart from corresponding electrical connection is in the X direction
Shortest distance d2 less than spacing distance d1 half even one third.
In a second embodiment, it first leads pad 12 and leads pad 22 with corresponding second, in a first direction X and second direction
There is significant offset on Y, therefore can provide more exhaust gaps, so that the first bubble led between pad 12 is led with second
Bubble between pad 22 can be smoothly discharged.
The inventive features of above-mentioned various embodiments can also be applied in other kinds of touch device, illustrate again below several
Touch device, wherein the element of identical function then continues to use the symbol of above-described embodiment, repeats no more its function.
A and Fig. 5 B referring to figure 5. shows the schematic diagram of the capacitive touch device 3 of one embodiment of the invention.One touch-control
Sensing structure 32 is respectively arranged on the two sides of a first substrate 300, and includes a patterned driving electrodes 322 and a patterning
Receiving electrode 324.Multiple first electrodes 12 are also divided into two groups of two sides and each components to be respectively arranged on first substrate 300
It electricity Lian Jie not driving electrodes 322 and receiving electrode 324.Second electrode 22 is formed on the two sides of circuit board 20, wherein circuit
Plate 20 can be flexible circuit board (FPC).The lower section of capacitive touch device 3 can be set a display 34, and top is again with one
Cover plate (cover lens) 36 is bonded, to be combined into a touch control display apparatus.Display 34 can be liquid crystal display
(LCD), organic light emitting diode display (OLED), electrophoretic display device (EPD) (Electro-Phoretic Display, EPD), electricity
Wet-type display (Electrode-wetting display, EWD), quantum dot displays (Quantum Dot, QD)) wherein
It is a kind of.
Fig. 6 A and Fig. 6 B are please referred to, the schematic diagram of the capacitive touch device 4 of one embodiment of the invention is shown, wherein scheming
6B shows the section view schema in Fig. 6 A along A-A and line B-B.Touch-control sensing structure 44 include patterned driving electrodes 442 with
Patterned receiving electrode 444, driving electrodes 442 are set on first substrate 41 and receiving electrode 444 is set in the second substrate 42.
Multiple first electrodes 12 are divided into two groups to be respectively arranged in first substrate 41 and the second substrate 42 and each group is electrically connected drive
Moving electrode 442 and receiving electrode 444.Second electrode 22 is formed on the one side of circuit board 20 and is electrically connected with first electrode 12
It connects.The thickness of first substrate 41 can be greater than or equal to the thickness of the second substrate 42, the thickness of the first substrate 41 in the present embodiment
Degree is between 150 microns (μm)~50 microns (μm), and the thickness of the second substrate 42 is between 110 μm~10 μm.Citing comes
It says, substrate 41,42 may respectively be plastic substrate or polymer film substrate (material is, for example, polyimide, PI), the first base
(70 μm~120 μm) of thickness of plate 41 are greater than the thickness (10 μm~60 μm) of the second substrate 42.Due to the thickness of the second substrate 42
Than relatively thin, therefore it can be used with a piece of circuit board 20 (such as flexible circuit board FPC) and dock, and in substrate 41,42
Between FPC circuit board 20 be arranged conductive adhesive layer (such as anisotropy conductiving glue, ACF) (not being painted) with by first electrode 12 with
Second electrode 22 is electrically connected.Substrate 41,42 and flexible circuit board 20 all have pliability, therefore 10 μm~60 μm of height offset
Have no effect on the effect of engagement (bonding).So, as long as a piece of circuit board 20 and primary engaging process can make the
Two electrodes 22 are electrically engaged with the first electrode 12 on substrate 41,42 simultaneously.The lower section of capacitive touch device 4 can be set one
Display 46, top are bonded with a cover plate 48 again, to be combined into a touch control display apparatus.Cover plate 48 is equipped with decorative layer
481 with cover circuit board 20, first electrode 12, second electrode 22 and other be not desired to be seen metal routing (not being painted).It is aobvious
Show that device 46 can be liquid crystal display (LCD), organic light emitting diode display (OLED), electrophoretic display device (EPD) (Electro-
Phoretic Display, EPD), electric wet-type display (Electrode-wetting display, EWD), quantum dot show
Device (Quantum Dot, QD)) one of which.
Fig. 7 is please referred to, shows the schematic diagram of the capacitive touch device 5 of one embodiment of the invention.One display 50 packet
Containing a first substrate 51 and a second substrate 52, active member layer 53 is wherein provided on first substrate 51 (e.g. containing TFT
The patterning of element stacks film layer).Display 50 can be the one of which of the displays such as LCD, OLED, EPD, EWD, QD.Touching
Controlling sensing structure 54 includes patterned driving electrodes 542 and patterned receiving electrode 544, and driving electrodes 542 are set to substrate
On 51 and receiving electrode 544 be set to substrate 52 on.Substrate 52 can be the colored rate photopolymer substrate (CF substrate) or OLED of LCD
Upper encapsulation cover plate.Multiple first electrodes 12 are divided into two groups to be respectively arranged in first substrate 51 and the second substrate 52 and each component
It electricity Lian Jie not driving electrodes 542 and receiving electrode 544.Second electrode 22 is formed on the one side of circuit board 20 and with first
Electrode 12 is electrically connected, such as by a conductive adhesive layer (such as ACF) (not being painted) with first electrode 12 and second electrode 22 is electric
Connection.Driving electrodes 542 can be any one layer of conductive layer in active member layer 53 and (e.g. form scan line or data line
Metal layer) formed or independent one layer of conductive layer patterns to be formed.Driving electrodes 542 are also possible to OLED element
In anode or cathode pattern to be formed and (be not painted).Cover plate 56 is equipped with decorative layer 561 to cover circuit board 20, first
Electrode 12, second electrode 22 and other be not desired to be seen metal routing (not being painted).
Fig. 7 can derive another embodiment, that is, touch-control sensing structure 54 in the middle also can be omitted driving electrodes
542, receiving electrode 544 no longer only receives the function of sensing signal at this time, and sensing mode can be according to Different electrodes pattern
Design and maintain the sensing mode of mutual capacitance type or self-tolerant, such as receiving electrode 544 changes electrode pattern and becomes part and is
As driving electrodes part maintain be receiving electrode function, or receive electrode 544 all simultaneously have driving and receive
Function.
Fig. 8 is please referred to, shows the schematic diagram of the capacitive touch device 6 of one embodiment of the invention.One display 60 packet
Containing a first substrate 61 and a second substrate 62, active member layer 63 is wherein provided on first substrate 61 (e.g. containing TFT
The patterning of element stacks film layer).Display 60 can be the one of which of the displays such as LCD, OLED, EPD, EWD, QD.Touching
Control sensing structure 64 is the patterned electrode layer of single layer or multilayer, can wrap the function containing driving electrodes and receiving electrode.
Substrate 62 can be the colored rate photopolymer substrate (CF substrate) of LCD or the upper encapsulation cover plate of OLED.Cover plate 66 passes through an optics
Glue-line 68 is fitted in the second substrate 62, and the light shield layer 661 in cover plate 66 can cover lower section circuit board 20 and electrode 12,
22。
The substrate (containing first substrate and the second substrate) of all embodiments can be general glass base in the aforementioned present invention
Plate, alkali-free glass substrate (such as LCD substrate) with physics or chemical mode treated hardened glass substrate (such as
Cover plate cover lens), it is also possible to for example poly- terephthaldehyde's diethylester (PET) of plastic substrate, polycarbonate (PC), poly- first
Base methyl acrylate (PMMA), polycyclic alkene macromolecule (COP).
The electrode material that touch-control sensing structure 11,32,44,54,64 in above-described embodiment is included can be comprising saturating
Bright conductive material such as ITO, IZO are also possible to comprising metal material such as Ag, Cu, Al, Mo, Nd, Au, Cr etc. or above-mentioned
The alloy of metal.Other materials such as graphene, silene, silver nanowire can also be used as electrode material.Similarly, the present invention is all
First electrode 12 and second electrode 22 in embodiment can also use above-mentioned material.Touch-control sensing structure 11,32,44,54,
The patterned electrodes that 64 (including first electrode cabling 122, second electrode cabling 222) can be single layer are also possible to the figure of multilayer
Case polarizing electrode stacks to be formed with insulating layer.Wherein, when electrode material is metal material, patterned metal electrode can be by
Metal fine is constituted, and the width of filament is between 0.05 μm~6 μm, preferably between 0.08 μm~4 μm, patterning
Metal electrode can achieve between 85%~99% in the light openings rate of unit area.Ibid, the 12, second electricity of first electrode
Pole 22, first electrode cabling 122, second electrode cabling 222 are also possible to be made of patterned metal electrode.
First electrode 12 in the above-mentioned all embodiments of the present invention is first to lead pad 12, and second electrode 22 is second to lead
Pad 22, vice versa.Identical element and function are only different noun, can phase double replacement have no effect on essence of the invention
Mind.
Cover plate 36,48,56,66 in above-described embodiment can be with physics or chemical mode treated strengthen glass
Glass substrate, such as the hardened glass substrate after processing or physical heating processing is exchanged with chemical ion.It is also possible to one
Piece polaroid (line polarisation piece or rotatory polarization piece) replaces cover plate 36,48,56,66, and there is coating on the surface of polaroid or plates
The functional film layer of single-layer or multi-layer, covering has antireflection, resists at least one of functions such as dizzy, antifouling, raising light transmittance.
Although disclosing the present invention in conjunction with preferred embodiment above, it is not intended to limit the invention, it is any to be familiar with
Skilled person can make some changes and embellishment without departing from the spirit and scope of the present invention, therefore protection of the invention
Range should be subject to what the appended claims were defined.
Claims (22)
1. a kind of touch device, comprising:
First substrate, comprising:
Touch-control sensing structure, at least part of touch-control sensing structure setting is on the first substrate；
Multiple first electrodes, arrange along a first direction, and multiple first electrode is set on the first substrate and at least
Partial multiple first electrode is electrically connected the touch-control sensing structure, wherein two at least multiple first electrode are adjacent
First electrode between with one first interval and two adjacent first electrodes between minimum range be a spacing distance；
Circuit board partly overlaps with the substrate in upright projection direction, which includes corresponding with multiple first electrode
Multiple second electrodes；And
Conductive adhesive layer is set between the first substrate and the circuit board,
Wherein, one of two adjacent first electrodes have a first electrode side (side in face of first interval
Edge), one of multiple second electrode have a second electrode side be located at this first be spaced in, and along this first
The distance between the first electrode side and the second electrode side are greater than zero and are less than the corresponding spacing distance on direction
Half,
Wherein, which contacts at least part of first electrode side and the second electrode side.
2. touch device as described in claim 1, wherein the distance between the first electrode side and the second electrode side
One third greater than zero and less than the corresponding spacing distance.
3. touch device as described in claim 1, wherein the conductive adhesive layer contact at least part of multiple first electrode with
Multiple second electrode is electrically connected multiple first electrode with multiple second electrode.
4. touch device as described in claim 1, wherein multiple first electrode has tapered portion.
5. touch device as described in claim 1, wherein multiple first electrode it is of different size in multiple second electrode
Width.
6. touch device as described in claim 1, wherein the width of the width of multiple first electrode and multiple second electrode
Spending ratio is 0.8~1.3.
7. touch device as described in claim 1, wherein the first substrate is glass substrate, plastic substrate or macromolecule
Film substrate.
8. touch device as claimed in claim 7, wherein the plastic substrate be poly- terephthaldehyde's diethylester (PET) substrate,
One polycarbonate (PC) substrate, a polymethyl methacrylate (PMMA) substrate or a polycyclic alkene macromolecule (COP,
Cycloolefin Polymer) substrate.
9. touch device as described in claim 1, including the second substrate, wherein the touch-control sensing structure of another part is set
It is placed in the second substrate, and the second substrate is glass substrate, plastic substrate or polymer film substrate.
10. touch device as claimed in claim 9, wherein the material of the first substrate and the second substrate is divided into plastic cement base
One of plate or polymer film substrate, and the thickness of the first substrate is more than or equal to the thickness of the second substrate, wherein should
The thickness of first substrate is between 50 microns~150 microns, and the thickness of the second substrate is between 10 microns~110 microns.
11. touch device as described in claim 1, wherein the roughness of multiple first electrode side is different from multiple
The roughness of second electrode side.
12. touch device as described in claim 1, wherein each first electrode includes the first axis, each second electricity
Pole includes the second axis, and there are one between first axis of the first electrode and second axis of the corresponding second electrode
Offset distance, the offset distance are greater than zero and are less than the half of the corresponding spacing distance.
13. a kind of touch device, comprising:
First substrate, including a touch-control sensing structure at least partly and multiple first leads pad, at least part of touch-control sense
Geodesic structure is located on the substrate, and multiple first leads pad arranges along a first direction, wherein multiple first leads two in pad
Adjacent multiple first, which is led, has an interval region between pad, and two adjacent multiple first lead the most narrow spacing between padding
From for a spacing distance；
Circuit board includes multiple second to lead pad, and multiple second, which leads at least one of pad second, leads pad multiple first
It leads and partly overlaps on the upright projection direction of pad with the interval region；And
Conductive adhesive layer is set between the first substrate and the circuit board,
Wherein, at least one this second lead pad profile and this two adjacent first lead pad one of them profile at the interval
There is an offset distance along the first direction in region, and the offset distance is less than the half of the spacing distance,
Wherein, which contacts at least part of this and first leads the one first of pad and lead pad side and this second leads the one the of pad
Two lead pad side.
14. touch device as claimed in claim 13, including the second substrate, wherein the touch-control sensing structure of another part
It is set in the second substrate.
15. touch device as claimed in claim 13, wherein pad is led in conductive adhesive layer contact at least part of multiple first
Lead pad with multiple second, make multiple first lead pad with multiple second lead pad be electrically connected.
16. touch device as claimed in claim 13, wherein the electrode material of the touch-control sensing structure includes electrically conducting transparent material
Material, metal material, graphene, silene or silver nanowire.
17. touch device as claimed in claim 16, wherein transparent conductive material is tin indium oxide (ITO) or indium oxide
Zinc (IZO).
18. touch device as claimed in claim 13, wherein metal material include Ag, Cu, Al, Mo, Nd, Au, Cr or on
State the alloy of metal.
19. touch device as claimed in claim 18, wherein the touch-control sensing structure is patterned by least one layer of one
Metal electrode is constituted, and the width of metal fine is between 0.05 micron~6 microns, and the patterned metal electrode is in unit
The light openings rate of area is between 85%~99%.
20. touch device as claimed in claim 14, includes display, which includes the first substrate and second base
Plate.
21. touch device as claimed in claim 20, wherein wherein on one of the first substrate and the second substrate
It is provided with an active member layer, which is comprising multiple thin film transistor (TFT)s (Thin-Film Transistor, TFT)
One patterning of element stacks film layer.
22. touch device as claimed in claim 20, wherein the display is liquid crystal display (LCD), organic light-emitting diodes
Tube display (OLED), electrophoretic display device (EPD) (Electro-Phoretic Display, EPD), electric wet-type display
(Electrode-wetting display, EWD), quantum dot displays (Quantum Dot, QD) it is one such.
Priority Applications (1)
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| KR102298370B1 (en) * | 2017-07-07 | 2021-09-06 | 삼성디스플레이 주식회사 | Display device and manufacturing method of the same |
| EP3667404B1 (en) | 2017-10-09 | 2022-02-23 | Huawei Technologies Co., Ltd. | Display panel module and electronic device |
| CN113495642A (en) * | 2020-03-19 | 2021-10-12 | 义隆电子股份有限公司 | Touch control panel and induction unit thereof |
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| CN102109931A (en) * | 2010-11-26 | 2011-06-29 | 华映视讯（吴江）有限公司 | Configuration system and method thereof for conductive film of panel |
| CN103246399A (en) * | 2013-05-07 | 2013-08-14 | 深圳欧菲光科技股份有限公司 | Printed circuit board and touch screen induction module comprising same |
| CN203596001U (en) * | 2013-11-09 | 2014-05-14 | 宝宸（厦门）光学科技有限公司 | Touch panel and touch module |
| CN204833198U (en) * | 2015-03-23 | 2015-12-02 | 群创光电股份有限公司 | Contactor control device |
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| CN100461984C (en) * | 2005-09-30 | 2009-02-11 | 友达光电股份有限公司 | Circuit assembling structure |
| JP5646433B2 (en) * | 2011-10-31 | 2014-12-24 | 日本写真印刷株式会社 | Conductive sheet and manufacturing method thereof |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102109931A (en) * | 2010-11-26 | 2011-06-29 | 华映视讯（吴江）有限公司 | Configuration system and method thereof for conductive film of panel |
| CN103246399A (en) * | 2013-05-07 | 2013-08-14 | 深圳欧菲光科技股份有限公司 | Printed circuit board and touch screen induction module comprising same |
| CN203596001U (en) * | 2013-11-09 | 2014-05-14 | 宝宸（厦门）光学科技有限公司 | Touch panel and touch module |
| CN204833198U (en) * | 2015-03-23 | 2015-12-02 | 群创光电股份有限公司 | Contactor control device |
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