CN107621911A - Touch display unit - Google Patents
Touch display unit Download PDFInfo
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- CN107621911A CN107621911A CN201610560788.0A CN201610560788A CN107621911A CN 107621911 A CN107621911 A CN 107621911A CN 201610560788 A CN201610560788 A CN 201610560788A CN 107621911 A CN107621911 A CN 107621911A
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- Prior art keywords
- display unit
- touch
- pressure sensitive
- electrode
- touch display
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- 239000000463 material Substances 0.000 claims description 23
- 229910052751 metal Inorganic materials 0.000 claims description 14
- 239000002184 metal Substances 0.000 claims description 6
- 239000004973 liquid crystal related substance Substances 0.000 claims description 5
- 230000005611 electricity Effects 0.000 claims description 4
- BQCADISMDOOEFD-UHFFFAOYSA-N Silver Chemical compound [Ag] BQCADISMDOOEFD-UHFFFAOYSA-N 0.000 claims description 2
- MRNHPUHPBOKKQT-UHFFFAOYSA-N indium;tin;hydrate Chemical group O.[In].[Sn] MRNHPUHPBOKKQT-UHFFFAOYSA-N 0.000 claims description 2
- 238000001514 detection method Methods 0.000 description 7
- 239000010408 film Substances 0.000 description 5
- 238000010586 diagram Methods 0.000 description 4
- 230000006870 function Effects 0.000 description 4
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 3
- 239000002238 carbon nanotube film Substances 0.000 description 3
- 229910021389 graphene Inorganic materials 0.000 description 3
- 239000002002 slurry Substances 0.000 description 3
- 239000000126 substance Substances 0.000 description 3
- 239000010409 thin film Substances 0.000 description 3
- 230000008901 benefit Effects 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000006698 induction Effects 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000004364 calculation method Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000008034 disappearance Effects 0.000 description 1
- 235000013399 edible fruits Nutrition 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000003292 glue Substances 0.000 description 1
- 230000001939 inductive effect Effects 0.000 description 1
- 230000002452 interceptive effect Effects 0.000 description 1
- 230000004044 response Effects 0.000 description 1
- 239000000758 substrate Substances 0.000 description 1
- 238000003786 synthesis reaction Methods 0.000 description 1
Abstract
The present invention relates to a kind of touch display unit; including cover sheet, touch sensing unit, display unit and center; the touch sensing unit is used to sense the touch signal put on cover sheet; the cover sheet is curved surface cover plate; and an at least side for the curved surface cover plate is provided with pressure sensitive unit, the pressure sensitive unit includes the pressure sensitive electrode and pressure-driven electrode being oppositely arranged.Pressure sensitive unit is arranged on a curved surface cover plate at least side by touch display unit disclosed by the invention, can be accomplished pressure implementing direction and the sensing equal parallel, horizontal direction in direction, expanded dimension and the direction of pressure sensitive.Meanwhile the area of shading region can be reduced using curved surface cover plate, expand viewing area area, so as to realize narrow frame.
Description
Technical field
The present invention relates to touch-control display field, more particularly to a kind of touch with lateral pressure inducing function shows
Showing device.
Background technology
Touch-screen is because having the advantages that ease for operation, flexibility, it has also become PMC equipment and synthesis
Primary human's interactive meanses of information terminal (such as mobile phone, tablet personal computer and super notebook computer).Phase
For resistive touch screen and the touch-screen of other modes, capacitive touch screen with cost it is low, it is simple in construction and
The advantage such as durable, is gradually widely used by intelligent terminal.But, on the one hand, current most of capacitive touch
It is all planar structure to touch screen, and the surrounding in viewing area is provided with shading region, and the presence of shading region can be reduced just
The size of face viewing area.
On the other hand, in order to increase Consumer's Experience, the pressure change in screen body surface face can be sensed, dealer can be
Pressure sensitive (Force Touch) structure is provided with touch-screen.But should be with pressure sensitive function
Pressure implementing direction of the touch display screen in application process and the sensing equal vertical-horizontal direction in direction, Wu Fatuo
Open up more various dimensions and direction.
The content of the invention
Based on this, the present invention is intended to provide a kind of can realize that narrow frame and can realizes touching for lateral pressure sensing
Touch display device.
A kind of touch display unit, including cover sheet, touch sensing unit, display unit and center, institute
State touch sensing unit be used for sense the touch signal that puts on cover sheet, the cover sheet is curved surface
Cover plate, and an at least side for the curved surface cover plate is provided with pressure sensitive unit, the pressure sensitive unit
Including the pressure sensitive electrode and pressure-driven electrode being oppositely arranged.
In one of the embodiments, described touch sensing unit includes touch sensible electrode and touched to drive
Electrode, the pressure sensitive electrode are located on same base material with touch sensible electrode or touch driving electrodes,
And the pressure sensitive electrode is located on the edge of the base material.
In one of the embodiments, described pressure-driven electrode is arranged on the center.
In one of the embodiments, it is provided with sensing between the pressure sensitive electrode and pressure-driven electrode
Gap, the gap include a compressible gap or wall.
In one of the embodiments, wall includes at least one deformable or compressible material.
In one of the embodiments, the display unit is flexible display panels.
In one of the embodiments, the flexible display panels are that flexible liquid crystal screen or flexibility are organic
Light emitting diode indicator or flexible electronic paper display screen.
In one of the embodiments, the pressure sensitive electrode is replaced by the electrode in display unit.
In one of the embodiments, described center is metal center, and the pressure sensitive electrode is by metal
Center replaces.
In one of the embodiments, the curved surface cover plate is 3D cover plates.
In one of the embodiments, the material of the pressure sensitive unit can be tin indium oxide or metal
Grid, conductive silver paste, development.
Pressure sensitive unit is arranged on a curved surface cover plate at least side by above-mentioned touch display unit, can be accomplished
Pressure implementing direction and the sensing equal parallel, horizontal direction in direction, have expanded dimension and the direction of pressure sensitive.Together
When, the area of shading region can be reduced using curved surface cover plate, expands viewing area area, so as to realize narrow frame.
Brief description of the drawings
Figure 1A is the profile according to the touch display unit of an embodiment of the present invention.
Figure 1B is touch sensible electrode, touch driving electrodes and the pressure sensitive in the present invention in an embodiment
The part-structure figure of electrode.
Fig. 1 C are Figure 1B cross-sectional structure schematic diagram.
Fig. 1 D are touch sensible electrode, touch driving electrodes and the pressure sensitive in the present invention in an embodiment
The part-structure profile of electrode.
Fig. 2 is that part A turns clockwise the enlarged diagram after 90 ° in Fig. 1.
Fig. 3 is the profile according to the touch display unit of another embodiment of the present invention.
Fig. 4 is that part B turns clockwise the enlarged diagram after 90 ° in Fig. 3.
Fig. 5 is the profile according to the touch display unit of a further embodiment of the present invention.
Fig. 6 is that C portion turns clockwise the enlarged diagram after 90 ° in Fig. 5.
Embodiment
Touch display unit provided by the invention can touch friendship as having for the types such as mobile phone, tablet personal computer
The display terminal of mutual form.
As shown in Figure 1A, touch display unit 10 includes cover sheet 11, touch sensing unit 12, display
Unit 14, pressure sensitive unit and center 19.Set between the touch sensing unit 12 and display unit 14
It is equipped with tack coat 13.The cover sheet 11 is curved surface cover plate.The pressure sensitive unit is arranged on above-mentioned song
At least side of surface cover 11, the left and right sides of curved surface cover plate 11 are preferably arranged on, such as Fig. 1 institutes
Show.Certainly, in other embodiments, above-mentioned pressure sensitive unit can be only arranged at curved surface cover plate 11
Left side or right edge.The pressure sensitive unit includes the pressure sensitive electrode layer 15 being oppositely arranged and pressure
Power drive electrode layer 16.
As shown in Figure 1B, Fig. 1 C and Fig. 1 D, the touch sensing unit 12 in the touch display unit 10
Including touch sensible electrode 121 and touch driving electrodes (not shown).Pressure sensitive electrode layer 15 with
Touch sensible electrode 121 or touch driving electrodes are all located on same transparent base 40, and the feeling of stress
Answer electrode layer 15 to be located on the edge of transparent base 40, be positioned at the left and right of transparent base 40 in fig. ib
On two edges；But not limited to this, pressure sensitive electrode layer 15 in other embodiments can also be located at transparent
The left hand edge of base material 40 is either on right hand edge or top edge or lower edge.
Touch sensible electrode 121 and the shape for touching driving electrodes can be the strip described in Figure 1B, but simultaneously
It is not limited, or other regularly or irregularly geometries.Touch driving electrodes and touch
Induction electrode 121 can be distributed on same base material, such as GF structures alleged by industry, GF2 structures etc.,
Or two different base materials are distributed in respectively, such as the GFF structures alleged by industry.Some other embodiments
In, touching driving electrodes and touch sensible electrode 121 and can also being formed makes in the lower surface of cover sheet 11
The function that cover sheet 10 has capacitance sensor concurrently is obtained, this kind of structure is referred to as OGS structures by industry.This hair
Alleged by bright " on ", " under " it is relative to touch display unit degree close with user in application process
For, the side of relatively close user for " on ", be relatively distant from the side of user for " under ".Such as
The lower surface of cover sheet refers to side of the cover sheet away from user., should in some other embodiments
A kind of in two kinds of touch control electrodes can also be formed on the surface for the substrate for fitting in cover sheet 11, such as industry
G1F structures alleged by boundary.
As shown in Fig. 2 between pressure sensitive electrode layer 15 and pressure-driven electrode layer 16 include distance compared with
Big sensing gap 181.The sensing gap 181 includes compressible gap 182.For example, compressible gap 182
Air can be included, use compressible substance (such as Poisson's ratio with less than about 0.48 at least in part
Material) filling gap or at least in part using compressible structure fill gap.
Pressure-driven electrode layer 16 includes the conductive electrode of some strips, is formed on a flexible parent metal.It is flexible
Base material can be that the transparent organic film material such as PET, PC is formed, or flexible printed circuit board etc. is non-
Transparent flexible material is formed.The electrode pattern of pressure-driven electrode layer 16 can be etched by ito thin film,
The upper silk-screened conductive slurries of PET, carbon nano-tube film or graphene film carry out the mode such as radium-shine and obtained.It is described
Pressure-driven electrode layer 16 fitted in by tack coat on center 19.
The electrode of the electrode of pressure sensitive electrode layer 15 and pressure-driven electrode layer 16 is arranged perpendicularly,
Horizontal two-dimension graphic memory is in the intersection region of certain area, so as to form some electric capacity that can be used for detection power
Sensor.The detection of the capacitance of the capacitance sensor formed and the survey of current existing capacitive touch screen
Examination mode is identical.In conductive electrode layer in above-mentioned pressure sensitive electrode layer 15, pressure-driven electrode layer 16
Some strip shaped electric poles can also be other shapes, such as by a plurality of chain form for being connected with multiple electrodes block.
In certain embodiments, display unit 14 can be flexible display panels, such as can be flexible liquid crystal
Display screen either flexible organic light emitting diode display (OLED) or flexible electronic paper display screen.Can be with
It is easy to form curved surface touch display unit, is easy to implement lateral pressure sensing and side is shown.
When user's finger 17 presses from the side of cover sheet 11 1, due to cover sheet 11 and display unit 14
In flexibility, its effect touch display unit 10 can be made to be bent relative to surface relative to the power applied
So that it is determined that electric capacity, and may be in response to the size and location of this determination side applying power.It is possible thereby to accomplish
Pressure implementing direction and the sensing equal parallel, horizontal direction in direction, extend dimension and the direction of pressure sensitive.
Substantially, as the surface of cover sheet 11 is bent, compressible gap 182 is (for example, pressure sensitive
The distance between electrode layer and pressure-driven electrode layer) it may reduce.According to the calculation formula C=ε S/4 of electric capacity
π kd, so as to cause the electric capacity increase measured at the one of touch display unit or at two.Shown due to touching
Different touch forces makes each position of touch display unit to produce corresponding strain on device, and then produces
The change of corresponding d values.Therefore, institute in pressure sensitive unit foregoing in touch display unit 10 can be established
The capacitance variation information of some capacitance sensors and the correlation by force information of touch display unit formed
Database.In actual applications, memory and processor are also included in the touch display unit 10, is stored
The diverse location in touch display unit is stored with device to carry out under different force value touches, touches display dress
The capacitance variation information of each capacitance sensor of middle detection power is put, processor is used to contrast touch display unit
The capacitance variation information for detecting the capacitance variation information of some capacitance sensors obtained and being pre-stored, so as to
Judge the touch information of touch display unit.Wherein touch information includes the size of the power touched, can also wrap
Include the position of touch force.
As shown in figure 3, touch display unit 20 includes cover sheet 21, touch sensing unit (is not shown in figure
Go out), display unit 23, pressure sensitive unit and center 25.Between cover sheet 21 and display unit 23
It is provided with tack coat 22.The cover sheet 21 is curved surface cover plate.The pressure sensitive unit is arranged on above-mentioned
A curved surface cover plate at least side, the left and right sides of curved surface cover plate 21 are preferably set, as shown in Figure 3.
Certainly, the above-mentioned pressure sensitive unit of other embodiment can be only arranged at curved surface cover plate 21 left side or
Person's right edge.The pressure sensitive unit includes the pressure sensitive electrode and pressure-driven electrode 24 being oppositely arranged.
Shown pressure sensitive electrode is replaced by an electrode of display unit 23.Pass through the electricity in display unit 23
Pole replaces the pressure sensitive electrode, on the one hand can reduce the thickness of touch display unit, can meet user
To frivolous requirement；On the other hand, it is not necessary to it is extra to make pressure sensitive electrode, material can be saved, is carried
High production yield, reduces cost.
In certain embodiments, display unit 23 is flexible liquid crystal screen.Now, described pressure sensitive
Electrode can be replaced by the public electrode in the liquid crystal layer in the LCDs or pixel electrode.Another
In some embodiments, display unit 23 is flexible organic light emitting diode display.Now, described pressure
Induction electrode can be replaced by the negative electrode in the flexible organic light emitting diode display or anode.Also
Have in some embodiments, display unit 23 is flexible electronic paper display screen, and pressure sensitive electrode now can be with
Replaced by a certain electrode in the flexible electronic paper display screen.
As shown in figure 4, in pressure sensitive electrode (electrode i.e. in display unit 23) and pressure-driven electricity
Include sensing gap 261 in larger distance between pole 24.The sensing gap 261 includes compressible gap 262.
For example, compressible gap 262 can include air, at least in part using compressible substance (such as with
The material of Poisson's ratio less than about 0.48) filling gap or use compressible structure at least in part
The gap of filling.
Pressure-driven electrode layer 24 includes the conductive electrode of some strips, is formed on a flexible parent metal.It is flexible
Base material can be that the transparent organic film material such as PET, PC is formed, or flexible printed circuit board etc. is non-
Transparent flexible material is formed.The electrode pattern of pressure-driven electrode layer 24 can be etched by ito thin film,
The upper silk-screened conductive slurries of PET, carbon nano-tube film or graphene film carry out the mode such as radium-shine and obtained.It is described
Pressure-driven electrode layer 24 fitted in by tack coat on center 25.
The electrode of an electrode and pressure-driven electrode layer 24 in above-mentioned display unit 23 is arranged perpendicularly,
In horizontal two-dimension graphic memory in the intersection region of certain area, so as to form some electricity that can be used for detection power
Hold sensor.The detection of the capacitance of the capacitance sensor formed and current existing capacitive touch screen
Test mode is identical.Some strip shaped electric poles in conductive electrode layer in above-mentioned pressure-driven electrode layer can also
For other shapes, such as by a plurality of chain form for being connected with multiple electrodes block.
As shown in figure 5, touch display unit 30 includes cover sheet 31, touch sensing unit 32, display
Unit 34, pressure sensitive unit and center 39.It is provided between touch sensing unit 32 and display unit 34
Tack coat 33.The cover sheet 31 is curved surface cover plate.The pressure sensitive unit is arranged on above-mentioned curved surface lid
At least side of plate 31, the left and right sides of curved surface cover plate 31 are preferably set, as shown in Figure 5.When
So, in other embodiments above-mentioned pressure sensitive unit can be only arranged at curved surface cover plate 31 left side or
Person's right edge.The pressure sensitive unit includes the pressure sensitive electrode 35 and pressure-driven electrode being oppositely arranged.
Shown center 39 is metal center, and shown pressure-driven electrode is replaced by described metal center 39.
By the way that described metal center 39 is replaced into the pressure-driven electrode, touch display on the one hand can be reduced
The thickness of device, user can be met to frivolous requirement；On the other hand, it is not necessary to additionally make pressure sensitive
Electrode, material can be saved, improve production yield, reduce cost.
As shown in fig. 6, include sensing in larger distance between pressure sensitive electrode 35 and pressure-driven electrode
Gap 381.The sensing gap 381 includes compressible gap 382.For example, compressible gap 382 can wrap
Include air, use compressible substance (such as material of the Poisson's ratio with less than about 0.48) at least in part
The gap of filling or the gap filled at least in part using compressible structure, are in the present embodiment bullet
Property glue 36.
Touch sensing unit 32 in the touch display unit 30 includes touch sensible electrode and touched to drive
Electrode.Pressure sensitive electrode 35 is all located at same transparent base with touch sensible electrode or touch driving electrodes
On, and the pressure sensitive electrode 35 is located on the edge of transparent base, can be located at the left and right of transparent base
On two edges；Left hand edge either right hand edge or the top edge or lower edge of transparent base can also be located at,
Similar to shown in Figure 1B.Described pressure sensitive electrode layer 35 and the electrode pattern of touch sensing unit 32 can
To be etched by ito thin film, the upper silk-screened conductive slurries of PET, carbon nano-tube film or graphene film carry out
The mode such as radium-shine obtains.
Above-mentioned pressure sensitive electrode layer 35 and arranged perpendicularly with the metal center 39 of its face, in level
The intersection region of certain area in two dimensional surface be present, so as to form some capacitance sensings that can be used for detection power
Device.The detection of the capacitance of the capacitance sensor formed and the test side of current existing capacitive touch screen
Formula is identical.Some strip shaped electric poles in conductive electrode layer in above-mentioned pressure-driven electrode layer can also be other
Shape, such as by a plurality of chain form for being connected with multiple electrodes block.
In certain embodiments, curved surface cover plate can be 3D cover plates.A 3D cover plates at least side has
Curved surface.The curved surface can have the function that to assemble or offset light, can make to come from side
The light of frame cabling offsets original path by curved surface.Consequently, it is possible to when the positive viewing of user
During touch display unit, human eye can produce the frame disappearance of touch display unit or viewing area becomes big vision effect
Fruit.The area of shading region can be reduced by curved surface cover plate, expands viewing area area, it is narrow so as to realize
Frame.
In addition, pressure sensitive electrode layer, the pressure-driven electrode layer of foregoing composition pressure sensitive unit also may be used
To be made up of metal grill (Metal-mesh), you can with the side by forming conducting metal grid on base material
Formula obtains required electrode pattern.
Pressure sensitive unit is arranged on a curved surface cover plate at least side by touch display unit disclosed by the invention,
Can accomplish pressure implementing direction and sensing the equal parallel, horizontal direction in direction, expanded pressure sensitive dimension and
Direction.Meanwhile the area of shading region can be reduced using curved surface cover plate, expand viewing area area, so as to real
Existing narrow frame.
Each technical characteristic of embodiment described above can be combined arbitrarily, not right to make description succinct
The all possible combination of each technical characteristic in above-described embodiment is all described, as long as however, these skills
Contradiction is not present in the combination of art feature, is all considered to be the scope of this specification record.
Embodiment described above only expresses the several embodiments of the present invention, and its description is more specific and detailed,
But can not therefore it be construed as limiting the scope of the patent.It should be pointed out that for this area
For those of ordinary skill, without departing from the inventive concept of the premise, some deformations can also be made and changed
Enter, these belong to protection scope of the present invention.Therefore, the protection domain of patent of the present invention should be with appended power
Profit requires to be defined.
Claims (11)
1. a kind of touch display unit, including cover sheet, touch sensing unit, display unit and center,
The touch sensing unit is used to sense the touch signal put on cover sheet, it is characterised in that described
Cover sheet is curved surface cover plate, and an at least side for the curved surface cover plate is provided with pressure sensitive unit, institute
State pressure sensitive electrode and pressure-driven electrode that pressure sensitive unit includes being oppositely arranged.
2. touch display unit according to claim 1, it is characterised in that described touch sensible list
Member includes touch sensible electrode and touches driving electrodes, the pressure sensitive electrode and touch sensible electrode or
Touch driving electrodes to be located on same base material, and the pressure sensitive electrode is located on the edge of the base material.
3. touch display unit according to claim 1, it is characterised in that described pressure-driven electricity
Pole is arranged on the center.
4. touch display unit according to claim 1, it is characterised in that the pressure sensitive electrode
Sensing gap is provided between pressure-driven electrode, the gap includes a compressible gap or wall.
5. touch display unit according to claim 4, it is characterised in that the wall is included extremely
The deformable or compressible material of few one kind.
6. touch display unit according to claim 1, it is characterised in that the display unit is soft
Property display panel.
7. touch display unit according to claim 6, it is characterised in that the flexible display panels
For flexible liquid crystal screen either flexible organic light emitting diode display or flexible electronic paper display screen.
8. touch display unit according to claim 1, it is characterised in that the pressure sensitive electrode
Replaced by the electrode in display unit.
9. touch display unit according to claim 1, it is characterised in that described center is metal
Center, the pressure sensitive electrode are replaced by metal center.
10. touch display unit according to claim 1, it is characterised in that the curved surface cover plate is
3D cover plates.
11. touch display unit according to claim 1, it is characterised in that the pressure sensitive list
The material of member can be tin indium oxide or metal grill, conductive silver paste, development.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610560788.0A CN107621911A (en) | 2016-07-16 | 2016-07-16 | Touch display unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610560788.0A CN107621911A (en) | 2016-07-16 | 2016-07-16 | Touch display unit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107621911A true CN107621911A (en) | 2018-01-23 |
Family
ID=61087187
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610560788.0A Pending CN107621911A (en) | 2016-07-16 | 2016-07-16 | Touch display unit |
Country Status (1)
| Country | Link |
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| CN (1) | CN107621911A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2020253617A1 (en) * | 2019-06-20 | 2020-12-24 | 京东方科技集团股份有限公司 | Touch substrate, manufacturing method and driving method therefor, and touch display panel |
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| CN204759381U (en) * | 2015-07-20 | 2015-11-11 | 深圳市汇顶科技股份有限公司 | Touch -sensitive screen terminal with pressure detection function |
| CN204926052U (en) * | 2015-09-06 | 2015-12-30 | 南昌欧菲光科技有限公司 | Touch display apparatus |
| CN205015877U (en) * | 2015-09-30 | 2016-02-03 | 南昌欧菲光科技有限公司 | Touch display device |
| CN205158321U (en) * | 2015-11-13 | 2016-04-13 | 南昌欧菲光科技有限公司 | Touch display device |
| CN206097087U (en) * | 2016-07-16 | 2017-04-12 | 南昌欧菲光科技有限公司 | Touch display device |
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2016
- 2016-07-16 CN CN201610560788.0A patent/CN107621911A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN204759381U (en) * | 2015-07-20 | 2015-11-11 | 深圳市汇顶科技股份有限公司 | Touch -sensitive screen terminal with pressure detection function |
| CN204926052U (en) * | 2015-09-06 | 2015-12-30 | 南昌欧菲光科技有限公司 | Touch display apparatus |
| CN205015877U (en) * | 2015-09-30 | 2016-02-03 | 南昌欧菲光科技有限公司 | Touch display device |
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| WO2020253617A1 (en) * | 2019-06-20 | 2020-12-24 | 京东方科技集团股份有限公司 | Touch substrate, manufacturing method and driving method therefor, and touch display panel |
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Address after: 330013, Nanchang, Jiangxi, north of the Economic Development Zone Huang Jia Hu West Road, the ophelion Technology Park. Applicant after: Nanchang OFilm Tech. Co.,Ltd. Applicant after: Ophiguang Group Co.,Ltd. Address before: 330013, Nanchang, Jiangxi, north of the Economic Development Zone Huang Jia Hu West Road, the ophelion Technology Park. Applicant before: Nanchang OFilm Tech. Co.,Ltd. Applicant before: OFilm Tech Co.,Ltd. Address after: 330013, Nanchang, Jiangxi, north of the Economic Development Zone Huang Jia Hu West Road, the ophelion Technology Park. Applicant after: Nanchang OFilm Tech. Co.,Ltd. Applicant after: OFilm Tech Co.,Ltd. Address before: 330013, Nanchang, Jiangxi, north of the Economic Development Zone Huang Jia Hu West Road, the ophelion Technology Park. Applicant before: Nanchang OFilm Tech. Co.,Ltd. Applicant before: Shenzhen OFilm Tech Co.,Ltd. |
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Effective date of registration: 20210301 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: 330013, Nanchang, Jiangxi, north of the Economic Development Zone Huang Jia Hu West Road, the ophelion Technology Park. Applicant before: Nanchang OFilm Tech. Co.,Ltd. Applicant before: Ophiguang Group Co.,Ltd. |