CN104516558B - Touch positioning device - Google Patents
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- CN104516558B CN104516558B CN201310449961.6A CN201310449961A CN104516558B CN 104516558 B CN104516558 B CN 104516558B CN 201310449961 A CN201310449961 A CN 201310449961A CN 104516558 B CN104516558 B CN 104516558B
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
- G06F3/01—Input arrangements or combined input and output arrangements for interaction between user and computer
- G06F3/03—Arrangements for converting the position or the displacement of a member into a coded form
- G06F3/033—Pointing devices displaced or positioned by the user, e.g. mice, trackballs, pens or joysticks; Accessories therefor
- G06F3/0354—Pointing devices displaced or positioned by the user, e.g. mice, trackballs, pens or joysticks; Accessories therefor with detection of 2D relative movements between the device, or an operating part thereof, and a plane or surface, e.g. 2D mice, trackballs, pens or pucks
- G06F3/03547—Touch pads, in which fingers can move on a surface
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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)
- Push-Button Switches (AREA)
- Measurement Of Length, Angles, Or The Like Using Electric Or Magnetic Means (AREA)
Abstract
The present invention provides a kind of touch positioning device, including：First conductive film, is provided with the first signal lead-out wire；Second conductive film, is provided with secondary signal lead-out wire；3rd conductive film, and multiple sensors the first conductive film and the 3rd conductive film are arranged on through the second conductive film, the earthing pole of multiple sensors is arranged on the 3rd conductive film；The signal extraction electrode of multiple sensors is arranged on the first conductive film；The signal extraction electrode of a part of sensor is electrically connected with the first signal lead-out wire, the signal extraction electrode of another part sensor is electrically connected with secondary signal lead-out wire, and the sensor signal drawn by the first signal lead-out wire and secondary signal lead-out wire is used to determine touch location.The touch positioning device that the present invention is provided effectively improves the response sensitivity of touch-control positioning precision and touch-control pressure.
Description
Technical field
The present invention relates to touch technology, more particularly to a kind of high-precision touch positioning device
Background technology
With the fast development of electronic message unit, the interactive mode of people and electronic message unit is no longer limited to button
Mode of operation, but more and more use touch control operation mode.In touch control operation mode, touch screen turns into people and electronics
The platform that information equipment is interacted.Using touch screen, as long as people are lightly touched on screen by finger or stylus
Icon or word can be achieved with the operation to main frame, so that man-machine interaction is more simple and direct, greatly facilitates those and are ignorant of
The user of computation.
At present, one kind can be arranged on the display screen back side（The opposing face of display surface）On touch positioning device progressively enter into people
The visual field, its advantage is that display screen light transmittance is not influenceed.The touch positioning device include several touch sensings and
Double-layer electric conduction medium.Touch sensing is arranged between double-layer electric conduction medium, and conducting medium connects two electricity of touch sensing
Pole, so as to realize the transmission of signal.In the prior art, conducting medium makes frequently with the method that aluminum steel is etched in PET base material,
Abbreviation aluminium etches conductive film.This aluminium etches conducting wire the line width minimum 0.3mm, spacing 0.2mm of conductive film.Due to
Conducting wire line width and line pitch-limited, if installing excessive touch sensing, can some touch sensing do not have
Corresponding signal lead-out wire draws the signal of touch sensing so that this part touch sensing is not acted on, i.e. limited
The quantity of touch sensing in touch area, so as to limit the raising for touching positioning precision.
The content of the invention
In view of problem above, the present invention provides a kind of touch positioning device, it can install more touch sensing, have
Higher positioning precision.
A kind of touch positioning device of present invention offer, the touch location for determining user, it includes：First conductive thin
Film（101）, it is provided with the first signal lead-out wire（2a03、3a03）；Second conductive film（102）, it is provided with second
Signal lead-out wire（2b03、3b03）；3rd conductive film（103）, and through second conductive film（102）And be arranged on
First conductive film（101）With the 3rd conductive film（103）Between multiple sensors（104）, the multiple sensor
（104）Earthing pole be arranged on the 3rd conductive film（103）On；The multiple sensor（104）Signal extraction electrode
Installed in first conductive film（101）On；A part of sensor（104）Signal extraction electrode with described first letter
Number lead-out wire（2a03、3a03）Electrical connection, sensor described in another part（104）Signal extraction electrode and the secondary signal
Lead-out wire（2b03、3b03）Electrical connection, by the first signal lead-out wire（2a03、3a03）With secondary signal lead-out wire（2b03、
3b03）The sensor signal of extraction is used to determine touch location.
The touch positioning device that the present invention is provided is provided with three layers of conductive film, and a part of sensor signal from
One conductive film is drawn, and the signal of another part sensor is drawn from the second conductive film, therefore with only setting two layers of conductive thin
Film, the touch positioning device that the signal of all the sensors is drawn from a conductive film is compared, can in formed objects region
More sensors are installed, the density of sensor is improved, so as to effectively improve the response of touch-control positioning precision and touch-control pressure
Sensitivity.
Brief description of the drawings
The structural representation for the touch control device that Fig. 1 provides for an embodiment of the present invention；
Fig. 1 a are the structural representation of the touch positioning device of the touch control device shown in Fig. 1；
Fig. 1 b are the structural representation of the conductive film of touch positioning device shown in Fig. 1 a；
Fig. 1 c are the structural representation of touch positioning device sensor shown in Fig. 1 a；
The structural representation for the first conductive film that Fig. 2 a provide for an embodiment of the present invention；
The structural representation for the second conductive film that Fig. 2 b provide for an embodiment of the present invention；
The structural representation for the 3rd conductive film that Fig. 2 c provide for an embodiment of the present invention；
The structural representation for the first conductive film that Fig. 3 a provide for another embodiment of the invention；
The structural representation for the second conductive film that Fig. 3 b provide for another embodiment of the invention；
The structural representation for the 3rd conductive film that Fig. 3 c provide for another embodiment of the invention；
The structural representation for the first conductive film that Fig. 4 a provide for a further embodiment of this invention；
The structural representation for the second conductive film that Fig. 4 b provide for a further embodiment of this invention；
The structural representation for the 3rd conductive film that Fig. 4 c provide for a further embodiment of this invention；
The touch positioning device using effect explanation figure that Fig. 5 provides for the present invention.
Embodiment
To make those skilled in the art more fully understand technical scheme, below in conjunction with the accompanying drawings and specific embodiment party
The touch positioning device that formula is provided the present invention is described in detail.In the drawings, for composition identically or comparably
Key element, marks identical label.It is only the preferred forms of the touch positioning device of the present invention below, the present invention is not limited in
3rd states structure.
The structural representation for the touch control device that Fig. 1 provides for an embodiment of the present invention.As shown in figure 1, present embodiment
The touch control device of offer includes touch positioning device 100, display screen 200 and control process unit 300, touch positioning device
100 are arranged on the lower section of display screen 200, therefore the light transmittance of display screen 100 is not influenceed, and can make the touch control device of present embodiment
With good display effect.Control process unit 300 determines touch location according to the output signal of touch positioning device 100,
And responded according to the touch location control display screen 200.
Using present embodiment touch control device when, when finger press display screen after, the sensor of touch positioning device 100
Electric signal is produced, when signal is more than threshold value, control process unit 300 gathers the data of all the sensors, and to each way
It is cumulative according to doing, by Timer Controlling accumulation interval, a coordinate is calculated by gravity model appoach at regular intervals, so that it is determined that this when
Interior touch location.
Illustrate the structure of present embodiment touch positioning device with reference to Fig. 1 a to Fig. 1 c.
Fig. 1 a are the structural representation of the touch positioning device of the touch control device shown in Fig. 1.As shown in Figure 1a, positioning is touched
Device 100 includes the first conductive film 101, the second conductive film 102, the 3rd conductive film 103 and sensor 104, sensing
Device 104 is arranged on the first conductive film 101 and the 3rd conductive film 103 through the second conductive film 102, sensor 104
The electrode at two ends be separately mounted on the first conductive film 101 and the 3rd conductive film 103.
Fig. 1 b are the structural representation of the conductive film of touch positioning device shown in Fig. 1 a.Herein with the first conductive film
Illustrated exemplified by 101.As shown in Figure 1 b, the first conductive film 101 includes conductive layer 1010 and insulating barrier 1011, insulating barrier
1011 are made using PET, PI material, and conductive layer 1010 is formed by being etched on insulating barrier 1011 or printing aluminum steel.Second leads
The conductive film 103 of conductive film 102 and the 3rd is similar with the first conducting membrane structure, including conductive layer and insulating layer.Such as Fig. 1 a
Shown, in the touch positioning device 100 of present embodiment, the first conductive film 101 and the 3rd conductive film 103 are set outside
Side, and the insulating barrier of the first conductive film 101 and the 3rd conductive film 103 sets outwardly, and the second conductive film 102 is arranged on
Between first conductive film 101 and the 3rd conductive film 103, and the insulating barrier of the second conductive film 102 is conductive towards first
The conductive layer of film 101 is set, and the conductive layer of conductive layer towards the 3rd conductive film 103 of the second conductive film 102 is set.
Fig. 1 c are the structural representation of touch positioning device sensor shown in Fig. 1 a.As illustrated in figure 1 c, sensor 104 is such as
For piezoceramic transducer, piezoresistance/capacitance sensor, it has three structures, and upper and lower ends are respectively signal extraction electrode
1040 and grounding electrode 1042, centre is sensor body 1041.Sensor body 1041 uses such as piezoelectric ceramics, pressure-sensitive electricity
The transductive materials such as resistance, pressure-sensitive capacitance.When sensor 104 is under pressure effect, the transductive material of sensor body 1041 can be
Pressure effect is lower to produce electric signal, and the electric signal can be drawn via signal extraction electrode 1040.
In the touch positioning device 100 of present embodiment, sensor 104 is arranged on through the second conductive film 102
Between one conductive film 101 and the 3rd conductive film 103, the signal extraction electrode 1040 and grounding electrode 1042 of sensor 104
Electrically connected respectively with the first conductive film 101 and the 3rd conductive film 103, the signal of a portion sensor 104 is via
The first signal lead-out wire on one conductive film 101 is drawn, and the signal of another part sensor 104 is via the second conductive film
Secondary signal lead-out wire on 102 is drawn, and the sensor signal of extraction is used to determine touch location.
Describe the first conductive film 101, the second conductive film the 102, the 3rd in detail with reference to Fig. 2 a to Fig. 2 c conductive
Structure and winding displacement arrangement and the annexation of sensor and three layers of conductive film on film 103.
The structural representation for the first conductive film that Fig. 2 a provide for an embodiment of the present invention.As shown in Figure 2 a,
Conductive disc 2a02, the first signal lead-out wire 2a03, the first conductive contact 2a04 are provided with the conductive layer of one conductive film 101
And first draw winding displacement 2a05.Multiple conductive disc 2a02 are evenly distributed on the conductive layer of the first conductive film 101, and first
Signal lead-out wire 2a03, the first conductive contact 2a04 are arranged on multiple conductive disc 2a02 interstitial site, and each other
Insulation.A portion conductive disc 2a02 is electrically connected with the first signal lead-out wire 2a03, for the partially electronically conductive disk 2a02
In each, be correspondingly arranged a first signal lead-out wire 2a03, first signal lead-out wire 2a03 one end and corresponding conduction
Disk 2a02 is electrically connected, and the other end is electrically connected with the first extraction winding displacement 2a05.Another part conductive disc 2a02（Right side edge and
The conductive disc of top edge）Electrically connected with corresponding first conductive contact 2a04, in the partially electronically conductive disk 2a04
Each, closes on conductive disc 2a02 and sets a first conductive contact 2a04, and electrically connect the two by conducting wire.
It should be noted that the first signal lead-out wire 2a03, the first conductive contact 2a04 and the first extraction winding displacement 2a05
It can be arranged on by way of etching or printing on the conductive layer of the first conductive film 101.In addition, the conduction circle shown in figure
Disk 2a02, the first signal lead-out wire 2a03 and the first conductive contact 2a04 quantity be only used for carry out it is schematically illustrate, tool is not represented
The quantity of body.When actual use, according to touch area size appropriate number of conductive disc 2a02, the first signal can be set to draw
Line 2a03 and the first conductive contact 2a04.
The structural representation for the second conductive film that Fig. 2 b provide for an embodiment of the present invention.As shown in Figure 2 b, second
With the conductive disc 2a02 on the first conductive film 101 and the first conductive contact 2a04 identicals position mould on conductive film 102
Cut with conductive disc 2a02 size identical circular hole 2b02a, and with the first conductive contact 2a04 size identical circular holes
2b02b.Each circular hole 2b02b is closed on the conductive layer of the second conductive film 102 one the second conductive contact 2b04 is set, and
And each second conductive contact 2b04 of correspondence sets a secondary signal lead-out wire 2b03, secondary signal lead-out wire 2b03 one end
Second conductive contact 2b04 is electrically connected, and the other end is electrically connected with the second extraction winding displacement 2b05.
The structural representation for the 3rd conductive film that Fig. 2 c provide for an embodiment of the present invention.As shown in Figure 2 c,
With the conductive disc 2a02 on the first conductive film 101 and the first conductive contact 2a04 phases on the conductive layer of three conductive films 103
Same position sets conductive disc 2c02 and the 3rd conductive contact 2c04a.Conductive disc 2c02 is electrically connected by conducting wire 2c03
Connect.The 4th conductive contact 2c04b that the 3rd conductive contact 2c04a sets an identical to be connected electrically is closed on, the 4th is conductive tactile
Point 2c04b position is corresponding with the second conductive contact 2b04 on the second conductive film 102, i.e., by the second conductive film 102
When being superimposed together with the 3rd conductive film 103, the second conductive contact 2b04 and the 4th conductive contact 2c04b can be overlapped.
On the conductive layer of three conductive films 103, the first earthing contact 2c04c is additionally provided with, it is electrically connected with conducting wire 2c03, simultaneously
First earthing contact 2c04c same positions are provided with the second earthing contact on the conductive layer of the second conductive film 102
2b02b, and correspondence the second earthing contact 2b02b set ground connection conducting wire 2b03b, the ground conducting wire 2b03b one end and
Second earthing contact 2b02b is electrically connected, and the other end is electrically connected with the second conductive winding displacement 2b05 that draws.
When by the first conductive film 101, the second conductive film 102, the 3rd conductive film 103 of present embodiment be used for scheme
During touch positioning device 100 shown in 1a, sensor 104 is set through corresponding circular hole 2b02a on the second conductive film 102
Between the first conductive film 101 and the 3rd conductive film 103, and by the method welding or bond by the letter of sensor 104
Number extraction electrode 1040 is arranged on the conductive disc 2a02 of the first conductive film 101, by the earthing pole of sensor 104 and installation
On the conductive disc 2c02 of the 3rd conductive film 103.The metal for the circular hole 2b02b being arranged through simultaneously on the second conductive film
Signal wire, the metallic signal lines two ends are separately fixed on the first conductive contact 2a04 and the 3rd conductive contact 2c04a, so that the
One conductive contact 2a04 and the 3rd conductive contact 2c04a electrical connections.Also, in the second conductive film 102 and the 3rd conductive film
Conductive materials are welded between 103, so that on the 4th conductive contact 2c04b and the second conductive film on the 3rd conductive film 103
The second conductive contact 2b04 electrical connection, the first earthing contact 2c04c and the second earthing contact 2b04b electrical connection.
The action process of the touch positioning device 100 of present embodiment is as follows：
When pressing touch positioning device 100, sensor 104 produces electric signal, the signal of a part of sensor 104 via
Corresponding first signal lead-out wire 2a03 is drawn on first conductive film 101, and the signal of another part sensor 104 is then passed first
The first conductive contact 2a04 on the first conductive film 101 is directed at, it is then conductive through connecting the first conductive contact 2a04 and the 3rd
Contact 2c04a metallic signal lines are conducted to the 3rd conductive contact 2c04a, are then conducted by the 3rd conductive contact 2c04a to
Four conductive contact 2c04b, are then conducted to the second conductive contact on the second conductive film 102 by the 4th conductive contact 2c04b
2b04, finally draws via corresponding secondary signal lead-out wire 2b03 on the second conductive film.That is, the signal of a part of sensor
The first signal on the first conductive film is drawn, the secondary signal of the signal of another part sensor on the second conductive film
Lead-out wire is drawn, and the sensor signal of extraction is used to determine touch location.
It should be noted that Fig. 2 a to Fig. 2 c are only used for the wiring philosophy of inventive touch positioner conductive film, and
Specific winding displacement mode is not limited.Such as conductive film also can be using the winding displacement shown in Fig. 3 a to Fig. 3 c.
The structural representation for the first conductive film that Fig. 3 a provide for another embodiment of the invention；Fig. 3 b are another for the present invention
The structural representation for the second conductive film that one embodiment is provided；Fig. 3 c lead for the another embodiment of the invention is provided the 3rd
The structural representation of conductive film.Fig. 3 a to Fig. 3 c show the conductive thin for the touch positioning device that another embodiment of the invention is provided
The structure of film.The structure and Fig. 2 a of first conductive film 101, the second conductive film 102 and the 3rd film 103 in present embodiment
It is similar with design principle to the structure shown in Fig. 2 c, conductive disc 3a02, the first letter are set equally on the first conductive film 101
Number lead-out wire 3a03, the first conductive contact 3a04 and first draw and be correspondingly arranged circular hole on winding displacement 3a05, the second conductive film
3b02a and 3b02b, the second conductive contact 3b04 and secondary signal lead-out wire 3b03, the second earthing contact 3b04b, the second ground connection
Conducting wire 3b03b and second draws winding displacement 3b05, and the 3rd conductive film 103 is correspondingly arranged conductive disc 3c02, the 3rd led
Electric contact 3c04a, the 4th conductive contact 3c04b, earthing contact 3c04c, and connect conductive disc 3c02 conducting wire
3c03。
The difference of present embodiment and aforementioned embodiments is drawing the extraction winding displacements of winding displacement 3a05 and second by first
3b05 is arranged on the right side of the first conductive film 101 and the second conductive film 102, and the signal of most of sensor passes through first
Conducting wire 3a03 on conductive film 101 is drawn, and only the sensor signal of bottom margin passes through on the second conductive film 102
Secondary signal lead-out wire 3b03 draw.The touch positioning device of present embodiment and the touch positioning device of aforementioned embodiments
Connected mode it is similar, will not be repeated here.
It should be noted that, although in the embodiment shown in Fig. 2 a to Fig. 2 c and Fig. 3 a to Fig. 3 c, first is conductive
The sensor signal that contact is drawn, first conducts to the 3rd conductive contact and the 4th conductive contact on the 3rd conductive film,
Conduct again to the second conductive contact of the second conductive film, most the secondary signal lead-out wire through the second conductive film is drawn afterwards,
But be not limited to that this mode, the sensor signal that can also be drawn the first conductive contact by rationally designing is direct
On conduction to the second conductive contact of the second conductive film, and the secondary signal lead-out wire through the second conductive film is drawn.
Illustrate this signal transduction mode with reference to Fig. 4 a to Fig. 4 c.
The structural representation for the first conductive film that Fig. 4 a provide for a further embodiment of this invention；Fig. 4 b for the present invention again
The structural representation for the second conductive film that one embodiment is provided；Fig. 4 c lead for a further embodiment of this invention is provided the 3rd
The structural representation of conductive film.
As shown in Fig. 4 a to Fig. 4 c, conductive disc 4a02, first are set in present embodiment on the first conductive film 101
Signal lead-out wire 4a03, the first conductive contact 4a04, first draw winding displacement 4a05 and the second earthing contact 4a06 and the 3rd
Earthing contact 4a07, is correspondingly arranged circular hole 4b02a and 4b02b, the second conductive contact 4b04 and second on the second conductive film
Signal lead-out wire 4b03, the 4th earthing contact 4b04b, the second ground connection conducting wire 4b03b and second draw winding displacement 3b05,
3rd conductive film 103 is correspondingly arranged conductive disc 4c02, first leads earthing contact 4c04, and connection conductive disc 4c02
Conducting wire 4c03.
When by the first conductive film 101, the second conductive film 102, the 3rd conductive film 103 of present embodiment be used for scheme
During touch positioning device 100 shown in 1a, the first conductive film 101 and the 3rd conductive film 103 are arranged on outside, and first
The insulating barrier of the conductive film 103 of conductive film 101 and the 3rd is set outwardly, and the second conductive film 102 is arranged on the first conductive thin
Between the conductive film 103 of film 101 and the 3rd, and conductive layer the leading towards the first conductive film 101 of the second conductive film 102
Electric layer is set, and the conductive layer of insulating barrier towards the 3rd conductive film 103 of the second conductive film 102 is set.Sensor 104 is passed through
Corresponding circular hole 4b02a on second conductive film 102 and be arranged between the first conductive film 101 and the 3rd conductive film 103,
And the signal extraction electrode 1040 of sensor 104 is arranged on by leading for the first conductive film 101 by welding or the method bonded
On electric disk 4a02, on the conductive disc 4c02 that the earthing pole of sensor 104 is arranged on to the 3rd conductive film 103.Exist simultaneously
Conductive materials are welded between first conductive film 101 and the second conductive film 102（Such as silver paste）, so that the first conductive film
The second conductive contact 4b04 electrical connections on the first conductive contact 4a04 and the second conductive film on 101.Also, it is arranged through
The metallic signal lines of circular hole 4b02b on second conductive film, the metallic signal lines two ends are separately fixed at first and touched with connecting
On point 4c04 and the second conductive contact 4a06, so that the first earthing contact 4c04 and the second earthing contact 4a06 electrical connections；Meanwhile,
Conductive materials are welded between the first conductive film 101 and the second conductive film 102, so that on the first conductive film 101
The 4th earthing contact 4b04b electrical connections on three earthing contact 4a07 and the second conductive film 102.
Using present embodiment touch positioning device 100 when, when press touch positioning device 100 when, sensor 104 is produced
Raw electric signal, the signal of a part of sensor 104 draws via corresponding first signal lead-out wire 2a03 on the first conductive film 101
Go out, the signal of another part sensor 104 then conducts to the first conductive contact 4a04 on the first conductive film 101 first, so
Conducted by connection the first conductive contact 4a04 and the second conductive contact 4b04 metallic signal lines to the second conductive contact 4b04,
Then conducted to secondary signal lead-out wire 4b03 and drawn by secondary signal lead-out wire 4b03 by the second conductive contact 4b04, drawn
The sensor signal gone out is used to determine touch location.
The touch positioning device that the present invention is provided, by setting three layers of conductive film, to make the signal of sensor can be from two
Signal lead-out wire on layer conductive film is drawn, and so as to arrange more sensors in the touch area of formed objects, is had
Effect adds the density of sensor, due to sensor density increase, thus improves the response of touch-control positioning precision and touch-control pressure
Sensitivity.As shown in figure 5, when sensor density is big, the energy of sensor can just be flushed to action threshold during click force very little
Value, and when density is small, then need to can be only achieved action threshold value than larger click force.The touch provided using the present invention is determined
Position device, due to sensor density increase, thus the energy of sensor can just be flushed to action threshold value during click force very little, i.e.,
The response sensitivity of touch-control positioning precision and touch-control pressure can be effectively improved.
Principle that embodiment of above is intended to be merely illustrative of the present and the illustrative embodiments used, but this hair
It is bright to be not limited thereto.For those skilled in the art, the feelings of spirit and substance of the present invention are not being departed from
Condition the 3rd, various changes and modifications can be made therein, for example can flexibly setting signal line and draw winding displacement wiring direction, without office
It is limited to mode shown in the drawings.These variations and modifications are also considered as the guard interval of the present invention.
Claims (9)
1. a kind of touch positioning device, the touch location for determining user, it is characterised in that including：
First conductive film (101), is provided with the first signal lead-out wire (2a03,3a03)；
Second conductive film (102), is provided with secondary signal lead-out wire (2b03,3b03)；
3rd conductive film (103), and
First conductive film (101) and the 3rd conductive film (103) are arranged on through second conductive film (102)
Between multiple sensors (104),
The earthing pole of the multiple sensor (104) is arranged on the 3rd conductive film (103)；
The signal extraction electrode of the multiple sensor (104) is arranged on first conductive film (101)；
The signal extraction electrode of a part of sensor (104) is electrically connected with the first signal lead-out wire (2a03,3a03),
The signal extraction electrode of sensor described in another part (104) is electrically connected with the secondary signal lead-out wire (2b03,3b03), by
The sensor signal that the first signal lead-out wire (2a03,3a03) and secondary signal lead-out wire (2b03,3b03) are drawn is used for
Touch location is determined, wherein,
First conductive film (101), the second conductive film (102) and the 3rd conductive film (103) are by conductive layer and insulation
Layer composition.
2. touch positioning device as claimed in claim 1, it is characterised in that set on first conductive film (101)
There is the first conductive contact (2a04,3a04) that the signal extraction electrode with another part sensor (104) is electrically connected；
Second electrically connected with first conductive contact (2a04,3a04) is provided with second conductive film (102)
Conductive contact (2b04,3b04)；
Second conductive contact (2b04,3b04) electrically connects with secondary signal lead-out wire (2b03,3b03), will be described another
The signal transduction of operative sensor (104) is to the secondary signal lead-out wire (2b03,3b03).
3. touch positioning device as claimed in claim 2, it is characterised in that set on the 3rd conductive film (103)
The 3rd conductive contact (2c04a, 3c04a) electrically connected with first conductive contact (2a04,3a04),
And the 3rd conductive contact (2c04a, 3c04a) is closed on the 3rd conductive film (103) to set and described the
4th conductive contact (2c04b, 3c04b) of three conductive contacts (2c04a, 3c04a) electrical connection；
4th conductive contact (2c04b, 3c04b) electrically connects with second conductive contact (2b04,3b04), so that described
The signal of another part sensor (104) via first conductive contact (2a04,3a04), the 3rd conductive contact (2c04a,
3c04a), the 4th conductive contact (2c04b, 3c04b), the second conductive contact (2b04,3b04) conduction to the secondary signal are drawn
Outlet (2b03,3b03).
4. the touch positioning device as described in claim 1-3 any one, it is characterised in that each sensor of correspondence
(104) signal extraction electrode sets the first signal lead-out wire (2a03,3a03) or secondary signal lead-out wire
(2b03、3b03)。
5. touch positioning device as claimed in claim 1, it is characterised in that the earthing pole of the multiple sensor (104) leads to
Cross conducting wire (the 2c03,3c03) electrical connection being arranged on the 3rd conductive film (103).
6. touch positioning device as claimed in claim 5, it is characterised in that set on the 3rd conductive film (103)
The first earthing contact (2c04c, 3c04c) electrically connected with the conducting wire (2c03,3c03)；
Second electrically connected with first earthing contact (2c04c, 3c04c) is set on second conductive film (102)
Earthing contact (2b04b, 3b04b), and the ground connection conducting wire electrically connected with second earthing contact (2b04b, 3b04b)
(2b03b, 3b03b), for being grounded.
7. touch positioning device as claimed in claim 1, it is characterised in that first conductive film (101) and the 3rd is led
The insulating barrier of conductive film (103) is arranged on outside, and second conductive film (102) is arranged on first conductive film
(101) between the 3rd conductive film (103), and the insulating barrier of second conductive film (102) is led towards described first
The conductive layer of conductive film (101) is set, and the conductive layer of second conductive film (102) is towards the 3rd conductive film
(103) conductive layer is set.
8. touch positioning device as claimed in claim 1, it is characterised in that first conductive film (101) and the 3rd is led
The insulating barrier of conductive film (103) is arranged on outside, and second conductive film (102) is arranged on first conductive film
(101) between the 3rd conductive film (103), and the conductive layer of second conductive film (102) is led towards described first
The conductive layer of conductive film (101) is set, and the insulating barrier of second conductive film (102) is towards the 3rd conductive film
(103) conductive layer is set.
9. touch positioning device as claimed in claim 1, it is characterised in that the sensor (104) senses for piezoelectric ceramics
Device, piezoresistive pickup or pressure-sensitive capacitance sensor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310449961.6A CN104516558B (en) | 2013-09-27 | 2013-09-27 | Touch positioning device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310449961.6A CN104516558B (en) | 2013-09-27 | 2013-09-27 | Touch positioning device |
Publications (2)
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| CN1860432A (en) * | 2003-06-24 | 2006-11-08 | 3M创新有限公司 | Sensing device |
| CN102543268A (en) * | 2010-11-05 | 2012-07-04 | 日东电工株式会社 | Transparent conductive film, method for production thereof and touch panel therewith |
| CN103064568A (en) * | 2011-10-21 | 2013-04-24 | 日东电工株式会社 | Touch panel sensor |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN1860432A (en) * | 2003-06-24 | 2006-11-08 | 3M创新有限公司 | Sensing device |
| CN102543268A (en) * | 2010-11-05 | 2012-07-04 | 日东电工株式会社 | Transparent conductive film, method for production thereof and touch panel therewith |
| CN103064568A (en) * | 2011-10-21 | 2013-04-24 | 日东电工株式会社 | Touch panel sensor |
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