CN107340942A - Contact panel and display device - Google Patents
Contact panel and display device Download PDFInfo
- Publication number
- CN107340942A CN107340942A CN201710745478.0A CN201710745478A CN107340942A CN 107340942 A CN107340942 A CN 107340942A CN 201710745478 A CN201710745478 A CN 201710745478A CN 107340942 A CN107340942 A CN 107340942A
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- Prior art keywords
- electrode
- contact panel
- shielded area
- touch
- cover plate
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Classifications
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
- G06F3/01—Input arrangements or combined input and output arrangements for interaction between user and computer
- G06F3/03—Arrangements for converting the position or the displacement of a member into a coded form
- G06F3/041—Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means
- G06F3/0412—Digitisers structurally integrated in a display
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
- G06F3/01—Input arrangements or combined input and output arrangements for interaction between user and computer
- G06F3/03—Arrangements for converting the position or the displacement of a member into a coded form
- G06F3/041—Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means
- G06F3/0416—Control or interface arrangements specially adapted for digitisers
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
- G06F3/01—Input arrangements or combined input and output arrangements for interaction between user and computer
- G06F3/03—Arrangements for converting the position or the displacement of a member into a coded form
- G06F3/041—Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means
- G06F3/044—Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means by capacitive means
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F2203/00—Indexing scheme relating to G06F3/00 - G06F3/048
- G06F2203/041—Indexing scheme relating to G06F3/041 - G06F3/045
- G06F2203/04103—Manufacturing, i.e. details related to manufacturing processes specially suited for touch sensitive devices
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Theoretical Computer Science (AREA)
- Human Computer Interaction (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Position Input By Displaying (AREA)
Abstract
The invention discloses a kind of contact panel, the contact panel includes cover plate, driving electrodes and induction electrode, the driving electrodes and the induction electrode are located on the cover plate, inductance capacitance is formed between the driving electrodes and the induction electrode, the cover plate includes shielded area and transparent Touch Zone, the shielded area is used to cover nontransparent function element, the shielded area is embedded in the Touch Zone, the shielded area separates the induction electrode in the upright projection of the induction electrode and forms first electrode and second electrode, the first electrode and the second electrode are electrically connected to wiring board to realize touch controllable function.The present invention also disclosed a kind of display device.Shielded area is embedded in Touch Zone, improves the area coverage of touch control electrode (induction electrode and driving electrodes), that is, improves the area coverage of touch controllable function, realizes approximate full frame touch controllable function, drastically increases Consumer's Experience.
Description
Technical field
The present invention relates to display technology field, more particularly, to a kind of contact panel and display device.
Background technology
With the development of science and technology, the touch technology of display screen has also obtained development at full speed, and touch-screen is extensive
Applied in the electronic equipments such as mobile phone, computer, e-book, tablet personal computer, it has also become essential part in people's life.With
It is various can the numerous and confused of display device of touch-control emerge, consumer is to touching the requirements of each side such as the attractive in appearance of screen, performance
More and more higher.Capacitive touch screen is a kind of touch-control structure for being widely used in display device, the condenser type of external hanging type structure
Touch-screen is mainly GFF (Glass-Film-Film) structure, the i.e. structure of glass cover-plate-membrane electrode-membrane electrode, and
Membrane electrode needs to bind with the flexible PCB (Flexible Printed Circuit, FPC) positioned at contact panel one end,
So as to realize the electrical connection with other electronic devices of display device.
In the prior art, contact panel is provided with shielded area and is used to be correspondingly arranged button, receiver, shooting, infrared inductor
Etc. functional module group, in order to avoid influenceing touch-control effect, shielded area is independently disposed to the outside of Touch Zone, and shielded area is distinguished with touch-control
Opening up the mode put causes the area coverage of Touch Zone on the display face small, significantly reduces Consumer's Experience.
The content of the invention
The technical problem to be solved in the present invention is to provide a kind of contact panel and display device, to solve in the prior art
The problem of area coverage of Touch Zone on the display face is small, and Consumer's Experience is low.
In order to solve the above technical problems, the present invention provides a kind of contact panel, the contact panel includes cover plate, driving electricity
Pole and induction electrode, the driving electrodes and the induction electrode are located on the cover plate, the driving electrodes and the sensing
Inductance capacitance is formed between electrode, the cover plate includes shielded area and transparent Touch Zone, and the shielded area is non-for covering
Bright function element, the shielded area are embedded in the Touch Zone, the shielded area the induction electrode upright projection every
The disconnected induction electrode forms first electrode and second electrode, the first electrode and the second electrode are electrically connected to wiring board
To realize touch controllable function.Because shielded area is embedded in the Touch Zone, touch controllable function is respectively provided with around shielded area, is improved
The area coverage of touch control electrode (induction electrode and driving electrodes), that is, the area coverage of touch controllable function is improved, realized approximate complete
Shield touch controllable function, drastically increase Consumer's Experience.
In a kind of embodiment, the first electrode is electrically connected with the second electrode by conductor wire, first electricity
Pole includes the lead end away from the second electrode, and the first electrode is electrically connected to the wiring board by the lead end.
In this way, first electrode is jointly electrically connected to wiring board with second electrode, the touching signals that first electrode receives connect with second electrode
The touching signals of receipts are transferred to wiring board by same conductive lead wire, and single sided lead mode reduces the quantity of conductive lead wire,
Frame is reduced, improves screen accounting.
In a kind of embodiment, upright projection of the conductor wire on the cover plate falls in the range of the shielded area
It is and non-intersect with the driving electrodes.In this way, avoiding perforate, avoid blocking camera seizure image, and avoid conductor wire with driving
Inductance capacitance is formed between moving electrode.
In a kind of embodiment, first lead end of the first electrode including deviating from the second electrode, described first
Electrode is electrically connected to the wiring board by first lead end, and the second electrode includes the away from the first electrode
Two lead ends, the second electrode are electrically connected to the wiring board by second lead end.In this way, first electrode and second
Electrode is respectively electrically connected to wiring board using bilateral gage system, and the overall impedance of first electrode and second electrode is small, and touch-control is anti-
Should be rapider, touch chip is easy to debug.
In a kind of embodiment, the function element is camera, and the shielded area is provided with perforate and is used to place described take the photograph
As head.In this way, camera realizes the function of shooting image.
In a kind of embodiment, the induction electrode also includes the 3rd electrode, and the 3rd electrode hangs down the cover plate
Shadow is delivered directly with the shielded area to intersect, and it is non-intersect with the perforate.In this way, avoid the shooting in induction electrode masking perforate
Head, influence camera and catch image.
In a kind of embodiment, the contact panel also includes driving electrodes, the driving electrodes and the induction electrode
It is oppositely arranged to form capacitance structure, the driving electrodes are non-intersect in the upright projection of the cover plate and the perforate.In this way, drive
Moving electrode and induction electrode, which are oppositely arranged, to be formed capacitance structure and realizes touch controllable function, and is avoided in driving electrodes masking perforate
Camera, influence camera and catch image.
In a kind of embodiment, the shielded area includes first edge, the first edge and the length of the Touch Zone
The edge in direction flushes.In this way, shielded area is embedded in Touch Zone completely.
In a kind of embodiment, the shielded area is rectangle or U-shaped.In this way, the partial occlusion such as circuit by camera, and
It is small to the touch-control area effect of contact panel.
The present invention also provides a kind of display device, and the display device includes display panel, wiring board and any of the above one
Contact panel described in.
Beneficial effects of the present invention are as follows：Shielded area coating oil layer of ink covers nontransparent function element, is handed over shielded area
Folded induction electrode is divided into independent first electrode and second electrode, and first electrode is electrically connected to wiring board realization with second electrode
The touch controllable function of contact panel, shielded area are embedded in Touch Zone, improve covering for touch control electrode (induction electrode and driving electrodes)
Capping accumulates, that is, improves the area coverage of touch controllable function, realizes approximate full frame touch controllable function, drastically increases Consumer's Experience.
Brief description of the drawings
In order to illustrate more clearly about the embodiment of the present invention or technical scheme of the prior art, below will be to embodiment or existing
There is the required accompanying drawing used in technology description to be briefly described, it should be apparent that, drawings in the following description are only this
Some embodiments of invention, for those of ordinary skill in the art, on the premise of not paying creative work, can be with
Other obvious modes of texturing are obtained according to these accompanying drawings.
Fig. 1 is the structural representation for the contact panel that the embodiment of the present invention one provides.
Fig. 2 is the induction electrode structural representation for the contact panel that the embodiment of the present invention one provides.
Fig. 3 is the driving electrodes structural representation for the contact panel that the embodiment of the present invention one provides.
Fig. 4 is a kind of structural representation of the cover plate for embodiment that the embodiment of the present invention one provides.
Fig. 5 is the structural representation of the cover plate for the another embodiment that the embodiment of the present invention one provides.
Fig. 6 is the structural representation for the contact panel that the embodiment of the present invention two provides.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clear, complete
Site preparation describes, it is clear that described embodiment is only part of the embodiment of the present invention, rather than whole embodiments.It is based on
Embodiment in the present invention, those of ordinary skill in the art are obtained every other under the premise of creative work is not made
Embodiment, belong to the scope of protection of the invention.
Refer to Fig. 1 and Fig. 4, the contact panel that the embodiment of the present invention one provides include the relative cover plate 70 being stacked,
Induction electrode 10 and driving electrodes 20.Driving electrodes 20 and induction electrode 10 are located on cover plate 70, driving electrodes 20 and induced electricity
Inductance capacitance is formed between pole 10.In one embodiment, the induction electrode 10 and the driving electrodes 20 are formed directly into
On the cover plate 70.In another embodiment, the induction electrode 10 and the driving electrodes 20 are formed at a membrane material and (schemed not
Show) on, then by colloid the membrane material is attached on the cover plate 70.
In a kind of embodiment, cover plate 70 is glass cover-plate or plastic cover plate, plays a part of protecting contact panel and not
Influence the touch controllable function of contact panel.Cover plate 70 includes shielded area 40 and transparent Touch Zone 80,80 corresponding touch surface of Touch Zone
The position of the touch control electrode of plate, shielded area 40 are used to cover nontransparent function element, and in a kind of embodiment, shielded area 40 is
Coated on the ink layer on cover plate 70, there is lighttight characteristic.Shielded area 40 is embedded in Touch Zone 80, a kind of embodiment
In, cover plate 70 is rectangle, and shielded area 40 is located at an end margin of the length direction of cover plate 70, and positioned at the interposition at the edge
Put.In the present embodiment, the function element that shielded area 40 covers is camera.In a kind of embodiment, shielded area 40 is provided with perforate
400, for camera exposure to be influenceed into shooting to avoid cover plate 70 from covering camera, shielded area 40 covers the electricity of shooting head edge
The devices such as road.In a kind of embodiment, shielded area 40 includes first edge 42, first edge 42 and the length direction of Touch Zone 80
Edge flush so that shielded area 40 is located at the edge of cover plate 70, minimize influence of the shielded area 40 to Touch Zone 80.
In a kind of embodiment, contact panel generally rectangle, contact panel includes orthogonal length direction and width
Spend direction.In the present embodiment, induction electrode 10 be transparent conductive material formed conductive film, a kind of preferable embodiment
In, induction electrode 10 is tin indium oxide (Indium tin oxide, ITO) film of patterning.Further, induction electrode 10
Quantity to be multiple, and length direction array arrangement of the induction electrode 10 along contact panel.
With reference to Fig. 2, induction electrode 10 includes first electrode 12 and second electrode 14, shielded area 40 be located at first electrode 12 and
Between upright projection of the second electrode 14 on cover plate 70.Specifically, shielded area 40 separates in the upright projection of induction electrode 10
Induction electrode 10 forms first electrode 12 and second electrode 14, first electrode 12 and second electrode 14 are separate.One kind is implemented
In mode, first electrode 12 is identical with the size and shape of second electrode 14, and is once patterned by indium tin oxide films
Formed.In the present embodiment, arranged with the length direction array of the induction electrode 10 of the no overlap of shielded area 40 along contact panel.Enter one
Step, induction electrode 10 also includes the 3rd electrode 16 that overlapping with shielded area 40 but not shielded area 40 separates, the 3rd electrode 16
Intersect in the upright projection of cover plate 70 with shielded area, and it is non-intersect with perforate 400.Lacked specifically, the 3rd electrode 16 is provided with first
Mouthfuls 160, the position of the first breach 160 is corresponding with shielded area 40, to avoid the perforate 400 of shielded area 40, avoids blocking camera and catches
Catch image.
In the present embodiment, first electrode 12 and second electrode 14 are electrically connected to wiring board and realize touch controllable function, specifically, touching
Flexible circuit board 30 is bound in the one end for controlling the length direction of panel, induction electrode 10 (first electrode 12, second electrode 14 and the
Three electrodes 16) flexible PCB 30 is electrically connected to by conductive lead wire 60, flexible PCB 30 is electrically connected to the touch-control of wiring board
Chip, so as to realize the control of touch controllable function and signal transmission.In a kind of embodiment, the both sides of the width of contact panel
Edge is arranged with conductive lead wire 60, causes the wide situation of a side frame to occur to avoid conductive lead wire 60 from concentrating on side.
In a kind of embodiment, conductive lead wire 60 is metal lead wire, specifically, conductive lead wire 60 is the silver coated on touch panel edge
Glue-line patterns the conductive lead wire 60 to be formed by modes such as laser-induced thermal etching or chemical etchings.Metal lead wire impedance is low, beneficial to core
Piece is debugged.In other embodiment, conductive lead wire 60 can also be the transparent lead that the indium tin oxide films of patterning are formed, i.e.,
Conductive lead wire 60 is together formed with induction electrode 10 by patterning.Transparent lead does not cover display panel, improves screen accounting.
The coating oil layer of ink of shielded area 40 covers nontransparent function element, and the induction electrode 10 overlapped with shielded area 40, which divides, is
Independent first electrode 12 and second electrode 14, first electrode 12 are electrically connected to wiring board with second electrode 14 and realize contact panel
Touch controllable function, shielded area 40 is embedded in Touch Zone 80, improves covering for touch control electrode (induction electrode 10 and driving electrodes 20)
Capping accumulates, that is, improves the area coverage of touch controllable function, realizes approximate full frame touch controllable function, drastically increases Consumer's Experience.
In the present embodiment, first electrode 12 is electrically connected with second electrode 14 by conductor wire 50, and first electrode 12 includes the back of the body
From the lead end 100 of second electrode 14, first electrode 12 is electrically connected to wiring board by lead end 100.Specifically, conductor wire 50
First electrode 12 and second electrode 14 are electrically connected, i.e. first electrode 12 forms one after being connected with second electrode 14 by conductor wire 50
Individual entirety, equivalent to one complete induction electrode 10, so that first electrode 12 is jointly electrically connected to line with second electrode 14
Road plate, the touching signals that first electrode 12 receives are passed with the touching signals that second electrode 14 receives by same conductive lead wire 60
It is handed to wiring board.In a kind of embodiment, lead segments can also be one end that second electrode 14 deviates from first electrode 12.Further
, the lead end 100 of first electrode 12 is electrically connected to flexible PCB 30 so as to be electrically connected to wiring board by conductive lead wire 60,
Only need a conductive lead wire 60 first electrode 12 and second electrode 14 can be jointly electrically connected into wiring board, and this is led
Electrical lead 60 is located at the side of the width of contact panel, i.e. single sided lead mode, compared to the electricity of first electrode 12 and second
Pole 14 is electrically connected to wiring board (i.e. bilateral gage system) each via a conductive lead wire 60, reduces the number of conductive lead wire 60
Amount, reduces frame, improves screen accounting.
In the present embodiment, upright projection of the conductor wire 50 on cover plate 70 falls in the range of shielded area 40.One kind is implemented
In mode, conductor wire 50 is metal lead wire, specifically, conductor wire 50, which is the elargol layer coated on touch panel edge, passes through laser
The mode such as etching or chemical etching patterns the conductor wire 50 to be formed.Metal lead wire impedance is low, is debugged beneficial to chip.Shielded area 40
Conductor wire 50 is covered, the influence for avoiding conductor wire 50 from showing image.In other embodiment, conductor wire 50 can also be figure
The transparent lead that the indium tin oxide films of case are formed, i.e. conductor wire 50 are with first electrode 12 and second electrode 14 together by scheming
Case is formed.In the present embodiment, the arc for being shaped as bending of conductor wire 50, to avoid perforate 400, avoid blocking camera step
Rapid image.In a kind of embodiment, upright projection of the conductor wire 50 on cover plate 70 and driving electrodes 20 are non-intersect, to avoid leading
Inductance capacitance is formed between electric wire 50 and driving electrodes 20, that is, avoids shielded area 40 from also touch controllable function occur and influence Touch Zone 80
Touch-control accuracy.
In the present embodiment, induction electrode 10 is non-intersect in the upright projection of cover plate 70 and perforate 400.Specifically, the first electricity
Pole 12 and second electrode 14 are distributed in the relative both sides of perforate 400, and are separated by perforate 400, and electrically connect first electrode 12
Perforate 400 is got around with the conductor wire 50 of second electrode 14, so that what first electrode 12, second electrode 14 and conductor wire 50 were formed
It is overall non-intersect in the upright projection of cover plate 70 and perforate 400.Further, the 3rd electrode 16 is provided with the first breach 160, so as to
Make the 3rd electrode 16 non-intersect in the upright projection of cover plate 70 and perforate 400.Induction electrode 10 cover plate 70 upright projection with
Perforate 400 is non-intersect, to avoid covering the camera in perforate 400, influences camera and catches image.
In the present embodiment, contact panel also includes driving electrodes 20, and driving electrodes 20 are oppositely arranged shape with induction electrode 10
Into capacitance structure, with reference to Fig. 3, driving electrodes 20 are non-intersect in the upright projection of cover plate 70 and perforate 400.In the present embodiment, drive
Moving electrode 20 is the conductive film that transparent conductive material is formed, and in a kind of preferably embodiment, driving electrodes 20 are patterning
Indium tin oxide films.Further, the quantity of driving electrodes 20 is multiple, and width of the driving electrodes 20 along contact panel
Direction array arrangement.Driving electrodes 20 are oppositely arranged to form capacitance structure with induction electrode 10, so as to realize the function of touch-control.This
In embodiment, driving electrodes 20 include the 4th electrode 22, and the 4th electrode 22 is provided with the second breach 200, and the second breach 200 is in cover plate
Upright projection and perforate 400 on 70 is non-intersect, so that the 4th electrode 22 and perforate 400 are non-intersect, avoids driving electrodes 20
The camera in perforate 400 is covered, camera is influenceed and catches image.
In the present embodiment, node capacitor is formed in the induction electrode 10 being stacked and the crossover location of driving electrodes 20,
When node capacitor changes, that is, representing has external touch signal contact or separation mobile phone screen, specifically, passing through electrical connection
To contact panel touch chip can handle touch signal so as to differentiate whether someone or object contact or separation mobile phone screen.
In a kind of embodiment, set mobile phone in certain circumstances, touch chip analysis first electrode 12 and driving electrodes 20 between and
The change of node capacitor between second electrode 14 and driving electrodes 20, judges whether face or ear press close to mobile phone upper end position
Put, so as to which control display screen put out screen or bright screen action, such as when mobile phone is in talking state, user is in order that receiver is close
Ear and cause ear or face to contact mobile phone screen, so as to change between first electrode 12 and driving electrodes 20 and the second electricity
Node capacitor size between pole 14 and driving electrodes 20, touch chip pass through wiring board control display screen after handling touch signal
Screen is put out, works as mobile phone in end of conversation, or communication process and leaves user's ear, between first electrode 12 and driving electrodes 20 and second
Node capacitor between electrode 14 and driving electrodes 20 changes, and is controlled after touch chip processing touch signal by wiring board
Display screen bright screen.In the present embodiment, judge that the method for mobile phone location state instead of infrared ray by node capacitor change
The function of (Infrared Radiation, IR) distance sensing, IR devices are saved, reduce product cost, and be advantageous to improve
The area coverage of touch controllable function, approximate full frame touch controllable function is realized, drastically increases Consumer's Experience.
In some embodiments of the invention, because people is using contact panel, such as in answering cell phone, hand is generally used
The lower middle portion of mobile phone is held, while by mobile phone top half close to ear.Therefore passed by bone conduction technology or similar bone
When waveguide technology carries out transaudient, realize that the upper part of upper part vibration that transaudient main region is screen and mobile phone framework is shaken
It is dynamic, so as to cancel the setting of display screen top half receiver, so as to realize comprehensive screen.
With reference to Fig. 4 and Fig. 5, in the present embodiment, the diameter R1 of perforate 400 is 2mm to 6mm.In a kind of embodiment, perforate
400 are shaped as circle, and the size of perforate 400 is so that camera is completely exposed to outside cover plate 70.In a kind of embodiment, masking
Area 40 is U-shaped.Specifically, with reference to Fig. 4, size R2=1mm~3mm of U-shaped shielded area 40, A1=1.1mm~5mm, shielded area
40 by partial occlusions such as the circuits of camera, and small to the touch-control area effect of contact panel.In another embodiment, masking
Area 40 is rectangle.Specifically, with reference to Fig. 5, the size A2=1.1mm~5mm, B2=2.2mm~10mm, C2 of rectangle shielded area 40
=2.3mm~10mm, shielded area 40 are and small to the touch-control area effect of contact panel by partial occlusions such as the circuits of camera.
The coating oil layer of ink of shielded area 40 covers nontransparent function element, and the induction electrode 10 overlapped with shielded area 40, which divides, is
Independent first electrode 12 and second electrode 14, first electrode 12 are electrically connected to wiring board with second electrode 14 and realize contact panel
Touch controllable function, shielded area 40 is embedded in Touch Zone 80, improves covering for touch control electrode (induction electrode 10 and driving electrodes 20)
Capping accumulates, that is, improves the area coverage of touch controllable function, realizes approximate full frame touch controllable function, drastically increases Consumer's Experience.
Referring to Fig. 6, contact panel and the difference of embodiment one that embodiments of the invention two provide are, first electrode
12 include the first lead end 120 away from second electrode 14, and first electrode 12 is electrically connected to circuit by the first lead end 120
Plate, second electrode 14 include the second lead end 140 away from first electrode 12, and second electrode 14 passes through the electricity of the second lead end 140
It is connected to wiring board.Further, first electrode 12 and second electrode 14 are two to insulate independently of each other and on contact panel
Individual induction electrode 10, first electrode 12 draw conductive lead wire 60 from the first lead end 120 and are electrically connected to wiring board, a kind of embodiment party
In formula, the conductive lead wire 60 drawn from the first lead is located at the side of the length direction of contact panel, second electrode 14 from second
Lead end 140 draws conductive lead wire 60 and is electrically connected to wiring board, in a kind of embodiment, the conductive lead wire drawn from the second lead
60 are located at the opposite side of the length direction of contact panel, i.e. first electrode 12 and second electrode 14 is bilateral lead.It is electrically connected respectively
It is small to be connected to the overall impedance of the first electrode 12 and second electrode 14 of wiring board, touch-control reaction is rapider, and touch chip is easy to adjust
Examination.
The coating oil layer of ink of shielded area 40 covers nontransparent function element, and the induction electrode 10 overlapped with shielded area 40, which divides, is
Independent first electrode 12 and second electrode 14, first electrode 12 are electrically connected to wiring board with second electrode 14 and realize contact panel
Touch controllable function, shielded area 40 is embedded in Touch Zone 80, improves covering for touch control electrode (induction electrode 10 and driving electrodes 20)
Capping accumulates, that is, improves the area coverage of touch controllable function, realizes approximate full frame touch controllable function, drastically increases Consumer's Experience.
The embodiment of the present invention also provides a kind of display device, including display panel and touch surface provided in an embodiment of the present invention
Plate, display panel are stacked with contact panel, and display panel output image simultaneously passes through the transparent region of contact panel to show.This
In embodiment, display device includes mobile phone, tablet personal computer, TV etc..
In a kind of embodiment, display device also includes wiring board, housing and battery, circuit board electrical connection contact panel and
Display panel simultaneously controls electrical connection contact panel and display panel work, and in a kind of embodiment, wiring board is mainboard, and battery is used
Powered in wiring board, housing houses wiring board, battery, contact panel and display panel, plays protection display device device
Part and effect attractive in appearance.
The coating oil layer of ink of shielded area 40 covers nontransparent function element, and the induction electrode 10 overlapped with shielded area 40, which divides, is
Independent first electrode 12 and second electrode 14, first electrode 12 are electrically connected to wiring board with second electrode 14 and realize contact panel
Touch controllable function, shielded area 40 is embedded in Touch Zone 80, improves covering for touch control electrode (induction electrode 10 and driving electrodes 20)
Capping accumulates, that is, improves the area coverage of touch controllable function, realizes approximate full frame touch controllable function, drastically increases Consumer's Experience.
The above disclosed power for being only several preferred embodiments of the present invention, the present invention can not being limited with this certainly
Sharp scope, one of ordinary skill in the art will appreciate that realizing all or part of flow of above-described embodiment, and weighed according to the present invention
Profit requires made equivalent variations, still falls within and invents covered scope.
Claims (10)
1. a kind of contact panel, it is characterised in that the contact panel includes cover plate, driving electrodes and induction electrode, the drive
Moving electrode and the induction electrode are located on the cover plate, and induced electricity is formed between the driving electrodes and the induction electrode
Hold, the cover plate includes shielded area and transparent Touch Zone, and the shielded area is used to cover nontransparent function element, the screening
Cover area and be embedded in the Touch Zone, the shielded area separates the induction electrode in the upright projection of the induction electrode and forms the
One electrode and second electrode, the first electrode and the second electrode are electrically connected to wiring board to realize touch controllable function.
2. contact panel according to claim 1, it is characterised in that the first electrode is with the second electrode by leading
Electric wire electrically connects, and the first electrode includes the lead end away from the second electrode, and the first electrode passes through the lead
End is electrically connected to the wiring board.
3. contact panel according to claim 2, it is characterised in that upright projection of the conductor wire on the cover plate
Fall in the range of the shielded area and non-intersect with the driving electrodes.
4. contact panel according to claim 1, it is characterised in that the first electrode includes deviating from the second electrode
The first lead end, the first electrode is electrically connected to the wiring board, the second electrode bag by first lead end
The second lead end away from the first electrode is included, the second electrode is electrically connected to the circuit by second lead end
Plate.
5. the contact panel according to claim 3 or 4, it is characterised in that the function element is camera, the masking
Area is provided with perforate and is used to place the camera.
6. contact panel according to claim 5, it is characterised in that the induction electrode also includes the 3rd electrode, described
3rd electrode intersects in the upright projection of the cover plate with the shielded area, and non-intersect with the perforate.
7. contact panel according to claim 5, it is characterised in that upright projection of the driving electrodes in the cover plate
It is non-intersect with the perforate.
8. contact panel according to claim 1, it is characterised in that the shielded area includes first edge, and described first
Edge flushes with the edge of the length direction of the Touch Zone.
9. contact panel according to claim 1, it is characterised in that the shielded area is rectangle or U-shaped.
10. a kind of display device, it is characterised in that the display device includes display panel, wiring board and claim 1 to 9
Contact panel described in any one.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710745478.0A CN107340942A (en) | 2017-08-26 | 2017-08-26 | Contact panel and display device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710745478.0A CN107340942A (en) | 2017-08-26 | 2017-08-26 | Contact panel and display device |
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| Publication Number | Publication Date |
|---|---|
| CN107340942A true CN107340942A (en) | 2017-11-10 |
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ID=60214550
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710745478.0A Pending CN107340942A (en) | 2017-08-26 | 2017-08-26 | Contact panel and display device |
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Cited By (19)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108008855A (en) * | 2017-11-28 | 2018-05-08 | 武汉天马微电子有限公司 | A kind of display panel and display device |
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