CN107229373A - Contact panel and display device - Google Patents
Contact panel and display device Download PDFInfo
- Publication number
- CN107229373A CN107229373A CN201710521944.7A CN201710521944A CN107229373A CN 107229373 A CN107229373 A CN 107229373A CN 201710521944 A CN201710521944 A CN 201710521944A CN 107229373 A CN107229373 A CN 107229373A
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- China
- Prior art keywords
- lead
- electrode
- contact panel
- transparent
- segments
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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
-
- 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
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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)
- Devices For Indicating Variable Information By Combining Individual Elements (AREA)
Abstract
The invention discloses a kind of contact panel, the contact panel includes first electrode and electrode tip lead, the electrode tip lead connects the edge of the first electrode and the width positioned at the contact panel, the electrode tip lead includes first electrode end lead and second electrode end lead, first electrode end lead is located between second electrode end lead and the first electrode, first electrode end lead is transparent lead, second electrode end lead includes transparent lead segments and metal lead wire section, the first electrode is electrically connected to the transparent lead segments or the first electrode by the transparent lead segments by metal lead wire section and is electrically connected to metal lead wire section.The present invention also disclosed a kind of display device.Transparent lead segments reduce frame, realize narrow frame effect, and metal lead wire section reduces the impedance of contact conductor, debugged beneficial to chip, improve touch-control effect.
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 be mainly GFF (Glass-Film-Film) structures or GF (Glass-Film) structure, i.e. glass cover-plate-membrane electrode-
The structure of membrane electrode or glass cover-plate-membrane electrode, and membrane electrode needs the flexible electrical with being located at contact panel one end
Road plate (Flexible Printed Circuit, FPC) is electrically connected, so as to realize the electricity with other electronic devices of display device
Connection.
In the prior art, the center section of contact panel is viewing area, and the edge of viewing area passes through opaque gold
Category lead by membrane electrode with the top of the contact panel or the flexible PCB of bottom is attached, realize flexible PCB and
The electrical connection of membrane electrode.In order to display device overall appearance effect, it is necessary to contact panel both sides process black frame come
Metal lead wire is covered, so as to have impact on the size of viewing area, the wider display device of frame 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 frame of contact panel is wider, and viewing area is smaller, the problem of Consumer's Experience is relatively low.
In order to solve the above technical problems, the present invention provides a kind of contact panel, the contact panel include first electrode and
Electrode tip lead, the electrode tip lead connects the edge of the first electrode and the width positioned at the contact panel,
The electrode tip lead includes first electrode end lead and second electrode end lead, and first electrode end lead is located at described the
Between two electrode tip leads and the first electrode, first electrode end lead is transparent lead, and the second electrode end is drawn
Line includes transparent lead segments and metal lead wire section, and the first electrode is electrically connected to described transparent draw by metal lead wire section
Line segment or the first electrode are electrically connected to the metal lead wire section by the transparent lead segments.In this way, first electrode end
Lead is made using transparent conductive material, and first electrode end lead is close to first electrode, first electrode end lead and first
Electrode formation transparent region, so as to increase the width size of transparent region, reduces frame, correspondence increases display and set
Standby viewing area, realizes narrow frame effect, improves Consumer's Experience；Second electrode end lead is located at the outer of contact panel
Side, and combined by metal lead wire section and transparent lead segments, the electric conductivity of metal lead wire section is better than transparent lead segments, reduces
The impedance of contact conductor, makes the impedance of second electrode end lead be approached with the impedance of first electrode end lead, is debugged beneficial to chip,
The material and cost of manufacture of transparent lead segments reduce the cost of contact conductor less than metal lead wire section.
Further, the length of the transparent lead segments is not less than the length of first electrode end lead.In this way, reducing
Frame size close to the first electrode both sides of circuit board, first electrode, first electrode end lead and transparent lead segments are formed
Bright region, increases the area of viewing area, it is possible to provide special display mode.
Further, the metal lead wire section is formed with transparent lead segments laser etch process together with.In this way, plus
Work mode is simple and easy to apply, and the electrical connection effect of metal lead wire section and transparent lead segments is good.
Further, the contact panel also includes circuit board and circuit end lead, and the circuit end lead and electrode tip draw
Line is connected, and the circuit end lead connects the circuit board and is located at the contact panel length direction with the circuit board
One end.In this way, contact panel is electrically connected to system board by circuit board, the touch information that contact panel is received is transmitted
To system board processing.
Further, the circuit end lead is metal lead wire, for reducing between the circuit board and the first electrode
Resistance.In this way, being conducive to chip to debug, touch-control effect is improved.
Further, the circuit end lead is transparent lead, for reducing elargol consumption.In this way, reduction contact panel
Cost.
Further, the contact panel also includes cover plate and second electrode, the cover plate, the first electrode and described the
Two electrodes are stacked, and the side edge thereof printing frame is used to block the circuit board and the metal lead wire.In this way, cover plate
Edge printing frame is used to block metal lead wire and circuit board, on the other hand carries out touch control operation for contacting user's finger.
Further, first electrode end lead is integrally formed with the first electrode.In this way, need not increase extra
Production process, yields is high.
Further, the transparent lead is indium tin oxide films or graphene film or nanometer metallic film.In this way, transparent
The light transmission rate of lead is high, and narrow frame or Rimless effect are good.
The present invention also provides a kind of display device, and the display device is included described in display panel and any of the above one
Contact panel, the display panel is stacked with the contact panel, and the display panel output image is simultaneously touched through described
The transparent region of control panel is shown.
Beneficial effects of the present invention are as follows：First electrode end lead is made using transparent conductive material, and first electrode
Lead is held close to first electrode, first electrode end lead and first electrode formation transparent region, so as to increase transparent region
Width size, reduces frame, and correspondence increases the viewing area of display device, realizes narrow frame effect, improve
Consumer's Experience；Second electrode end lead is located at the outside of contact panel, and is combined by metal lead wire section and transparent lead segments,
The electric conductivity of metal lead wire section is better than transparent lead segments, reduces the impedance of contact conductor, makes the impedance of second electrode end lead
Impedance with first electrode end lead is approached, and is debugged beneficial to chip, the material and cost of manufacture of transparent lead segments draw less than metal
Line segment, reduces the cost of contact conductor.
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 accompanying drawing used required 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 substantially modes of texturing are obtained according to these accompanying drawings.
Fig. 1 is the structural representation of contact panel provided in an embodiment of the present invention.
Fig. 2 and Fig. 3 is the structure partial schematic diagram of contact panel provided in an embodiment of the present invention.
Fig. 4 is the close-up schematic view of second electrode end provided in an embodiment of the present invention lead.
Fig. 5 is the structure partial schematic diagram of contact panel provided in an embodiment of the present invention.
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 is described, it is clear that described embodiment is only a part of embodiment of the invention, rather than whole embodiments.It is based on
Embodiment in the present invention, it is every other that those of ordinary skill in the art are obtained under the premise of creative work is not made
Embodiment, belongs to the scope of protection of the invention.
Also referring to Fig. 1, Fig. 2 and Fig. 3, contact panel provided in an embodiment of the present invention includes the electricity of circuit board 20, first
Pole 10, circuit end lead 310 and electrode tip lead 320, circuit end lead 310 and electrode tip lead 320 are connected to form conduction and drawn
Line is used to electrically connect first electrode 10 and circuit board 20.Specifically, the connection circuit board 20 of circuit end lead 310 and electrode tip lead
320, and circuit end lead 310 is respectively positioned on same one end of the length direction of contact panel with circuit board 20；Electrode tip lead 320
First electrode 10 and circuit end lead 310 are connected, and electrode tip lead 320 is located at the edge of the width of contact panel.
In a kind of preferably embodiment, contact panel generally rectangle, circuit board 20 is located at the side of contact panel short side, circuit end
Lead 310 is located at the edge of the short side of contact panel, and electrode tip lead 320 is located at the edge on the long side being connected with the short side, electricity
The position that terminal lead 310 and electrode tip lead 320 are connected is the right angle of rectangle.Further, it is two of contact panel long
The edge on side is arranged with electrode tip lead 320, causes a side frame wide to avoid electrode tip lead 320 from concentrating on side
Situation occurs.
In the present embodiment, first electrode 10 is the conductive film of transparent conductive material formation, a kind of preferably embodiment
In, first electrode 10 is tin indium oxide (Indium tin oxide, ITO) film of patterning.Further, first electrode 10
Quantity to be multiple, and length direction array arrangement of the first electrode 10 along contact panel.The end of each first electrode 10
An electrode tip lead 320 is connected, and electrode tip lead 320 is located at first electrode 10 in the both sides of width.It is a kind of compared with
In good embodiment, first electrode 10 is strip, and first electrode 10 includes two relative ends of first end 102 and second
Portion 104, each first electrode 10 only has one of first end 102 and the second end 104 connection electrode end lead 320.
In the present embodiment, electrode tip lead 320 includes first electrode end lead 322 and second electrode end lead 324, first
Electrode tip lead 322 is located between second electrode end lead 324 and first electrode 10.Further, first electrode end lead 322
For transparent lead, and first electrode end lead 322 connects transparent first electrode 10 to increase the transparent region of contact panel
Width size.
With reference to Fig. 4, in the present embodiment, second electrode end lead 324 includes transparent lead segments 324a and metal lead wire section
324b, first electrode 10 is electrically connected to transparent lead segments 324a or first electrode 10 by transparent by metal lead wire section 324b
Lead segments 324a is electrically connected to metal lead wire section 324b.Draw specifically, transparent lead segments 324a is the conduction that transparent material is made
Line, with light transmission rate it is high the characteristics of, in a kind of embodiment, transparent lead segments 324a is phase with first electrode end lead 322
With the conductive lead wire of material.Metal lead wire section 324b is the conductive lead wire that metal material is made, light tight, with relatively low resistance
It is anti-.Metal lead wire section 324b and transparent lead segments 324a combination reduces the overall impedance of second electrode end lead 324, enters one
Step, the first electrode 10 and the distance of circuit end lead 310 electrically connected due to second electrode end lead 324 is more than first electrode
The first electrode 10 that lead 322 is electrically connected and the distance of circuit end lead 310 are held, i.e. the length of second electrode end lead 324 is big
In the length of first electrode end lead 322, when second electrode end lead 324 is identical with the material of first electrode end lead 322,
The impedance of second electrode end lead 324 be more than first electrode end lead 322, therefore use impedance it is relatively low metal lead wire section 324b with
Transparent lead segments 324a combination can reduce the impedance of second electrode end lead 324, make the impedance of second electrode end lead 324
Impedance with first electrode end lead 322 is approached, and is conducive to chip to debug, and improves touch-control effect.In a kind of embodiment, according to
The impedance magnitude of first electrode end lead 322, length of the regulation metal lead wire section 324b in second electrode end lead 324 is accounted for
Than obtaining the second electrode end lead 324 of suitable impedance, i.e. second electricity close with the impedance of first electrode end lead 322
Extreme lead 324.
First electrode end lead 322 is made using transparent conductive material, and first electrode end lead 322 is close to the first electricity
Pole 10, first electrode end lead 322 and the formation transparent region of first electrode 10, so as to increase the width chi of transparent region
It is very little, frame is reduced, correspondence increases the viewing area of display device, realizes narrow frame effect, improve Consumer's Experience；The
Two electrode tip leads 324 are located at the outside of contact panel, and are combined by metal lead wire section 324b and transparent lead segments 324a,
Metal lead wire section 324b electric conductivity is better than transparent lead segments 324a, reduces the impedance of contact conductor, draws second electrode end
The impedance of line 324 and the impedance of first electrode end lead 322 are approached, and are debugged beneficial to chip, transparent lead segments 324a material and
Cost of manufacture reduces the cost of contact conductor less than metal lead wire section 324b.
In the present embodiment, transparent lead segments 324a length is not less than the length of first electrode end lead 322.Specifically,
Transparent lead segments 324a is transparent part with first electrode end lead 322, and first electrode end lead 322 is located at first electrode 10
Between transparent lead segments 324a, first electrode end lead 322 and transparent lead segments 324a forms transparent frame, reduces and leans on
The frame size of the both sides of first electrode 10 of nearly circuit board 20, first electrode 10, first electrode end lead 322 and transparent lead segments
324a forms transparent region, increases the area of viewing area, it is possible to provide special display mode.
In the present embodiment, metal lead wire section 324b is formed with transparent lead segments 324a laser etch process together with.Gold
Category lead segments 324b is formed by elargol by laser-induced thermal etching with patterning, and transparent lead segments 324a is by indium tin oxide films by swashing
Photoetch to be formed with patterning, and in metal lead wire section 324b and transparent lead segments 324a junction, transparent lead segments 324a takes
Be connected to metal lead wire section 324b it is upper after, or after metal lead wire section 324b is overlapped on transparent lead segments 324a, pass through specific work(
The laser scanning of rate forms metal lead wire section 324b and transparent lead segments 324a simultaneously.Specifically, laser scanning is to metal lead wire
Laser power when on section 324b and transparent lead segments 324a can be set according to the physical attribute of elargol and indium tin oxide films.
Metal lead wire section 324b is formed with transparent lead segments 324a laser etch process together with, and processing mode is simple and easy to apply, metal
Lead segments 324b and transparent lead segments 324a electrical connection effect are good.
In a kind of embodiment, circuit end lead 310 is metal lead wire, for reduce circuit board 20 and first electrode 10 it
Between resistance.Specifically, first electrode end lead 322 is connected with circuit end lead 310 in modes such as overlap joints, each first electricity
Extreme lead 322 connects one conductive lead wire connection circuit board 20 of the formation of circuit end lead 310 and first electrode 10, first
The advantage of tin indium oxide lead and elargol line has been merged in the combination of electrode tip lead 322 and circuit end lead 310 simultaneously, is increased
The width size of the transparent region of contact panel, reduces frame, at the same reduce circuit board 20 and first electrode 10 it
Between resistance, beneficial to chip debug.
In the mode of another implementation, circuit end lead 310 is transparent lead, for reducing elargol consumption.Elargol passes through
Elargol line, i.e. metal lead wire are formed after patterning processing.Elargol line conducts electricity very well, but cost is higher, domestic elargol cost
Substantially in 5000RMB/KG, and the unit price members up to ten thousand easily of import.Transparent lead is indium tin oxide material, indium tin oxide films material
Material is cheap, the cost of circuit end lead greatly reduces, so as to reduce the cost of equipment.
In the present embodiment, first electrode end lead 322 is integrally formed with first electrode 10, i.e. first electrode end lead 322
It can pattern to be formed simultaneously at patterning indium tin oxide films formation first electrode 10, it is not necessary to increase extra making work
Sequence, yields is high.
With reference to Fig. 2 and Fig. 5, in the present embodiment, contact panel also includes second electrode 50 and electrical connection circuit plate 20 and the
The second electrode lead 40 of two electrodes 50, first electrode 10 is oppositely arranged to form electric capacity with second electrode 50, second electrode lead
40 connection circuit boards 20 and same one end that the length direction of contact panel is located on circuit board 20 1, do not influence contact panel to exist
The size of transparent region on width.Second electrode 50 is provided only with an end for facing the position side of circuit board 20
For connecting second electrode lead 40.In a kind of preferably embodiment, second electrode 50 is also strip, and second electrode
50 placement direction is vertical with first electrode 10.
Contact panel provided in an embodiment of the present invention also includes cover plate 60, cover plate 60, first electrode 10 and second electrode 50
It is stacked, on the one hand, the edge of cover plate 60 printing frame is used to block metal lead wire and circuit board 20, on the other hand for contacting
User's finger carries out touch control operation.
First electrode end lead 322 is made using transparent conductive material, and first electrode end lead 322 is close to the first electricity
Pole 10, first electrode end lead 322 and the formation transparent region of first electrode 10, so as to increase the width chi of transparent region
It is very little, frame is reduced, correspondence increases the viewing area of display device, realizes narrow frame effect, improve Consumer's Experience；The
Two electrode tip leads 324 are located at the outside of contact panel, and are combined by metal lead wire section 324b and transparent lead segments 324a,
Metal lead wire section 324b electric conductivity is better than transparent lead segments 324a, reduces the impedance of contact conductor, draws second electrode end
The impedance of line 324 and the impedance of first electrode end lead 322 are approached, and are debugged beneficial to chip, transparent lead segments 324a material and
Cost of manufacture reduces the cost of contact conductor less than metal lead wire section 324b.
In contact panel provided in an embodiment of the present invention, transparent lead is indium tin oxide films or graphene film or nanometer
The high material of the light transmission rates such as metallic film is made.
The embodiment of the present invention also provides a kind of display device, including display panel and above-described contact panel, display
Panel is stacked with contact panel, and display panel output image simultaneously passes through the transparent region of contact panel to show.The present embodiment
In, display device includes mobile phone, tablet personal computer, TV etc..
Further, display device also includes system board, housing and battery, and system board electrically connects contact panel and aobvious
Show panel and control electrical connection contact panel and display panel work, battery is used for main board power supply, and housing houses mainboard, electricity
Pond, contact panel and display panel, play protection display device device and effect attractive in appearance.
First electrode end lead 322 is made using transparent conductive material, and first electrode end lead 322 is close to the first electricity
Pole 10, first electrode end lead 322 and the formation transparent region of first electrode 10, so as to increase the width chi of transparent region
It is very little, frame is reduced, correspondence increases the viewing area of display device, realizes narrow frame effect, improve Consumer's Experience；The
Two electrode tip leads 324 are located at the outside of contact panel, and are combined by metal lead wire section 324b and transparent lead segments 324a,
Metal lead wire section 324b electric conductivity is better than transparent lead segments 324a, reduces the impedance of contact conductor, draws second electrode end
The impedance of line 324 and the impedance of first electrode end lead 322 are approached, and are debugged beneficial to chip, transparent lead segments 324a material and
Cost of manufacture reduces the cost of contact conductor less than metal lead wire section 324b.
Above disclosed is only several preferred embodiments of the invention, can not limit the power of the present invention with this certainly
Sharp scope, one of ordinary skill in the art will appreciate that all or part of flow of above-described embodiment is realized, and according to present invention power
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 first electrode and electrode tip lead, the electrode tip
Lead connects the edge of the first electrode and the width positioned at the contact panel, and the electrode tip lead includes first
Electrode tip lead and second electrode end lead, first electrode end lead are located at second electrode end lead and described first
Between electrode, first electrode end lead is transparent lead, and second electrode end lead includes transparent lead segments and metal
Lead segments, the first electrode is electrically connected to the transparent lead segments by metal lead wire section or the first electrode is logical
Cross the transparent lead segments and be electrically connected to the metal lead wire section.
2. contact panel according to claim 1, it is characterised in that the length of the transparent lead segments is not less than described the
The length of one electrode tip lead.
3. contact panel according to claim 2, it is characterised in that the metal lead wire section is led to the transparent lead segments
One of laser etch process is crossed to be formed.
4. contact panel according to claim 3, it is characterised in that the contact panel also includes circuit board and circuit end
Lead, the circuit end lead is connected with electrode tip lead, the circuit end lead connect the circuit board and with the electricity
Road plate is located at one end of the contact panel length direction.
5. contact panel according to claim 4, it is characterised in that the circuit end lead is metal lead wire, for dropping
Resistance between the low circuit board and the first electrode.
6. contact panel according to claim 4, it is characterised in that the circuit end lead is transparent lead, for subtracting
Few elargol consumption.
7. the contact panel according to claim 5 or 6, it is characterised in that the contact panel also includes cover plate and second
Electrode, the cover plate, the first electrode and second electrode stacking are set, and the side edge thereof printing frame is used to block
The circuit board and the metal lead wire.
8. contact panel according to claim 1, it is characterised in that first electrode end lead and the first electrode
It is integrally formed.
9. contact panel according to claim 1, it is characterised in that the transparent lead is indium tin oxide films or graphite
Alkene film or nanometer metallic film.
10. a kind of display device, it is characterised in that the display device includes display panel and claim 1 to 9 any one
Described contact panel, the display panel is stacked with the contact panel, and the display panel output image is simultaneously passed through
The transparent region of the contact panel is shown.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710521944.7A CN107229373A (en) | 2017-06-30 | 2017-06-30 | Contact panel and display device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710521944.7A CN107229373A (en) | 2017-06-30 | 2017-06-30 | Contact panel and display device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107229373A true CN107229373A (en) | 2017-10-03 |
Family
ID=59935405
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710521944.7A Pending CN107229373A (en) | 2017-06-30 | 2017-06-30 | Contact panel and display device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107229373A (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108334230A (en) * | 2018-02-07 | 2018-07-27 | 业成科技（成都）有限公司 | Touch device |
| CN108920003A (en) * | 2018-06-30 | 2018-11-30 | 昆山国显光电有限公司 | Touch panel and preparation method thereof |
| WO2019148603A1 (en) * | 2018-01-31 | 2019-08-08 | 武汉华星光电半导体显示技术有限公司 | Touch screen and mobile terminal |
| CN110442274A (en) * | 2018-05-03 | 2019-11-12 | 奕力科技股份有限公司 | Touch panel with narrow frame |
| CN110554811A (en) * | 2018-05-30 | 2019-12-10 | 奕力科技股份有限公司 | Touch panel with narrow frame |
| WO2022160419A1 (en) * | 2021-01-26 | 2022-08-04 | 武汉华星光电半导体显示技术有限公司 | Self-capacitive touch-control panel and touch-control display panel |
-
2017
- 2017-06-30 CN CN201710521944.7A patent/CN107229373A/en active Pending
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2019148603A1 (en) * | 2018-01-31 | 2019-08-08 | 武汉华星光电半导体显示技术有限公司 | Touch screen and mobile terminal |
| CN108334230A (en) * | 2018-02-07 | 2018-07-27 | 业成科技（成都）有限公司 | Touch device |
| CN108334230B (en) * | 2018-02-07 | 2022-04-15 | 业成科技（成都）有限公司 | Touch control device |
| CN110442274A (en) * | 2018-05-03 | 2019-11-12 | 奕力科技股份有限公司 | Touch panel with narrow frame |
| CN110442274B (en) * | 2018-05-03 | 2023-04-28 | 奕力科技股份有限公司 | Touch panel with narrow frame |
| CN110554811A (en) * | 2018-05-30 | 2019-12-10 | 奕力科技股份有限公司 | Touch panel with narrow frame |
| CN108920003A (en) * | 2018-06-30 | 2018-11-30 | 昆山国显光电有限公司 | Touch panel and preparation method thereof |
| CN108920003B (en) * | 2018-06-30 | 2022-03-18 | 广州国显科技有限公司 | Touch panel and preparation method thereof |
| WO2022160419A1 (en) * | 2021-01-26 | 2022-08-04 | 武汉华星光电半导体显示技术有限公司 | Self-capacitive touch-control panel and touch-control display panel |
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| CB02 | Change of applicant information | ||
| CB02 | Change of applicant information |
Address after: 518106 oufeiguang Science Park, HUAFA section of Songbai highway, Gongming street, Guangming New District, Shenzhen City, Guangdong Province Applicant after: Ophiguang Group Co.,Ltd. Address before: 518106 oufeiguang Science Park, HUAFA section of Songbai highway, Gongming street, Guangming New District, Shenzhen City, Guangdong Province Applicant before: OFilm Tech Co.,Ltd. Address after: 518106 oufeiguang Science Park, HUAFA section of Songbai highway, Gongming street, Guangming New District, Shenzhen City, Guangdong Province Applicant after: OFilm Tech Co.,Ltd. Address before: 518106 oufeiguang Science Park, HUAFA section of Songbai highway, Gongming street, Guangming New District, Shenzhen City, Guangdong Province Applicant before: Shenzhen OFilm Tech Co.,Ltd. |
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| TA01 | Transfer of patent application right | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20210415 Address after: 231323 Building 1, precision electronics industrial park, Hangbu Town, Shucheng County, Lu'an City, Anhui Province Applicant after: Anhui jingzhuo optical display technology Co.,Ltd. Address before: 518106 oufeiguang Science Park, HUAFA section of Songbai highway, Gongming street, Guangming New District, Shenzhen City, Guangdong Province Applicant before: Ophiguang Group Co.,Ltd. |