CN107562278A - Contactor control device and electronic installation - Google Patents
Contactor control device and electronic installation Download PDFInfo
- Publication number
- CN107562278A CN107562278A CN201710822386.8A CN201710822386A CN107562278A CN 107562278 A CN107562278 A CN 107562278A CN 201710822386 A CN201710822386 A CN 201710822386A CN 107562278 A CN107562278 A CN 107562278A
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- flexible pcb
- pressure
- control device
- contactor control
- pressure sensitive
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Abstract
The invention discloses a kind of contactor control device and electronic installation.Contactor control device includes cover plate, press surface, pressure sensitive device and processor.Press surface is arranged on the upper surface of cover plate.Pressure sensitive device is fitted in the lower surface of cover plate.Pressure sensitive device includes flexible PCB and the pressure inductor being arranged on flexible PCB.Pressure sensitive device is correspondingly arranged with press surface.Pressure inductor and flexible PCB are integrated connection.Processor connects flexible PCB, and pressure inductor is transmitted the pressure information of pressure inductor to processor by flexible PCB.The contactor control device of embodiment of the present invention, because pressure inductor and flexible PCB are integrated connection, so, it can avoid or reduce pressure inductor and the chance of connecting fault occurs for flexible PCB, so that open circuit, the good reliability of contactor control device are less likely to occur for the connection of pressure inductor and flexible PCB.
Description
Technical field
The present invention relates to touchpad device technical field, more particularly to a kind of contactor control device and electronic installation.
Background technology
The pressure inductor and flexible PCB of existing contactor control device is separate independent two devices, one between them
As connected by metal wire, in this way, connecting fault and open circuit easily occur for pressure inductor and flexible PCB, cause touch-control to fill
The reliability put is poor.
The content of the invention
Embodiment of the present invention provides a kind of contactor control device and electronic installation.
The contactor control device of embodiment of the present invention includes：
Cover plate；
Press surface, the press surface are arranged on the upper surface of the cover plate；
Pressure sensitive device, the pressure sensitive device are fitted in the lower surface of the cover plate, the pressure sensitive device
Including flexible PCB and pressure inductor, the pressure inductor be arranged on the flexible PCB and with the press surface
It is correspondingly arranged, the pressure inductor and the flexible PCB are integrated connection；With
Processor, the processor connect the flexible PCB, and the pressure inductor passes through the flexible PCB
The pressure information that the pressure inductor detects is transmitted to the processor.
The contactor control device of embodiment of the present invention, because pressure inductor and flexible PCB are integrated connection, in this way, can
The chance of connecting fault occurs to avoid or reduce pressure inductor and flexible PCB, so that pressure inductor and flexible electrical
Open circuit, the good reliability of contactor control device are less likely to occur for the connection of road plate.
In some embodiments, the pressure inductor includes pressure sensitive material, the pressure sensitive material welding
On the flexible PCB with the flexible PCB integrally connected；The pressure sensitive material is described for will act at
The pressure conversion of pressure inductor is the pressure information.The pressure sensitive material by welding by flexible PCB with it is described
Flexible PCB integrally connected, it can avoid, by wire needed for both connections, reducing conductive risk of breakage.
In some embodiments, the pressure inductor includes pressure sensitive material and conductive double sided adhesive tape, the pressure
Inductive material by the conductive double sided adhesive tape be bonded on the flexible PCB with the flexible PCB integrally connected；Institute
It is the pressure information to state the pressure conversion that pressure sensitive material is used to will act at the pressure inductor.In this way, feeling of stress
Answer material by conductive double sided adhesive tape by flexible PCB and pressure sensitive material integrally connected, the intensity of both connections can be improved
With reduction integral thickness.
In some embodiments, the pressure sensitive material includes wire form resistance strain gage, foil resistance foil gauge, thin
One or more in membranous type foil gauge and optical strain gauge strips.
In some embodiments, the profile of the flexible PCB inside contracts 0.001-1mm with the profile of the cover plate.When
When the profile of flexible PCB is inside contracted less than 0.001mm with the cover plate profile, the edge for increasing flexible PCB is touched by the external world
Screen or the chance of scratch and cause the reliability reduction that cover plate connect with the pressure inductor on flexible PCB；Work as flexible electrical
When the profile of road plate is inside contracted more than 1mm with the cover plate profile, the space of flexible PCB and cover plate frame increases, and adds pressure
The chance of connecting fault occurs for power inductor and flexible PCB, therefore the profile of the flexible PCB is with the outer of the cover plate
It is suitable that shape, which inside contracts 0.001-1mm,.
In some embodiments, the cover plate and the press surface are separation absolute construction or integrative-structure.
In some embodiments, the contactor control device includes the first double faced adhesive tape, lid described in the first two-sided gemel connection
The lower surface of plate and the flexible PCB and the pressure inductor.In this way, the first double faced adhesive tape can make cover plate and flexible electrical
Road plate and pressure sensor are brought into close contact.
In some embodiments, the pressure inductor includes foam and the second double faced adhesive tape, described in the foam connection
First double faced adhesive tape and second double faced adhesive tape, foam and the pressure sensitive material described in the second two-sided gemel connection.Due to
For foam when by external forces, foam can be used for conductive mechanical deformation, the resistor random-access tool deformation of pressure sensitive material
Change occur resistance value change so that pressure inductor realizes the sensing of pressure
In some embodiments, the contactor control device includes substrate, and the substrate is arranged on the flexible PCB
Lower surface.
The present invention also provides a kind of electronic installation, and electronic installation includes the contactor control device of any of the above-described embodiment.
The additional aspect and advantage of the present invention will be set forth in part in the description, and will partly become from the following description
Obtain substantially, or recognized by the practice of the present invention.
Brief description of the drawings
The above-mentioned and/or additional aspect and advantage of the present invention can be from reference to description of the accompanying drawings below to embodiment
It will be apparent and be readily appreciated that, wherein：
Fig. 1 is the structural representation of the contactor control device of embodiment of the present invention.
Fig. 2 is the overlooking the structure diagram of the contactor control device of embodiment of the present invention.
Fig. 3 is the structural representation of the pressure inductor of embodiment of the present invention.
Fig. 4 is the overlooking the structure diagram of the pressure inductor of embodiment of the present invention.
Fig. 5 is another overlooking the structure diagram of the contactor control device of embodiment of the present invention.
Fig. 6 is the another overlooking the structure diagram of the contactor control device of embodiment of the present invention.
Main Reference Numerals：
Contactor control device 100, cover plate 10, press surface 20, pressure sensitive device 30, flexible PCB 32, pressure inductor 34,
Pressure sensitive material 342, foam 344, the second double faced adhesive tape 346, processor 40, the first double faced adhesive tape 50, substrate 60, electronic installation
200。
Embodiment
Embodiments of the present invention are described below in detail, the example of embodiment is shown in the drawings, wherein, identical or class
As label represent from beginning to end same or similar element or with same or like function element.Below with reference to attached
The embodiment of figure description is exemplary, is only used for explaining the present invention, and is not considered as limiting the invention.
In the description of embodiments of the present invention, it is to be understood that term " " center ", " longitudinal direction ", " transverse direction ", " length
Degree ", " width ", " thickness ", " on ", " under ", "front", "rear", "left", "right", " vertical ", " level ", " top ", " bottom ", " interior ",
The orientation or position relationship of the instruction such as " outer ", " clockwise ", " counterclockwise " are based on orientation shown in the drawings or position relationship, only
It is to be described for the ease of description embodiments of the present invention with simplified, rather than indicates or imply that the device of meaning or element are necessary
With specific orientation, with specific azimuth configuration and operation, therefore it is not intended that limitation to embodiments of the present invention.
In addition, term " first ", " second " are only used for describing purpose, and it is not intended that instruction or hint relative importance or implicit
Indicate the quantity of indicated technical characteristic.Thus, " first " is defined, the feature of " second " can be expressed or impliedly wrap
Include one or more feature.In the description of embodiments of the present invention, " multiple " are meant that two or two
More than, unless otherwise specifically defined.
, it is necessary to illustrate in the description of embodiments of the present invention, unless otherwise clearly defined and limited, term
" installation ", " connected ", " connection " should be interpreted broadly, for example, it may be fixedly connected or be detachably connected, or one
Connect body；Can be joined directly together, can also be indirectly connected by intermediary, can be two element internals connection or
The interaction relationship of two elements.For the ordinary skill in the art, can understand as the case may be above-mentioned
The concrete meaning of term in embodiments of the present invention.
In embodiments of the present invention, unless otherwise clearly defined and limited, fisrt feature second feature it
" on " or it " under " can directly be contacted including the first and second features, it is not directly to connect that can also include the first and second features
Touch but pass through the other characterisation contact between them.Moreover, fisrt feature second feature " on ", " top " and " on
Face " includes fisrt feature directly over second feature and oblique upper, or to be merely representative of fisrt feature level height special higher than second
Sign.Fisrt feature second feature " under ", " lower section " and " below " include fisrt feature immediately below second feature and tiltedly under
Side, or be merely representative of fisrt feature level height and be less than second feature.
Following disclosure provides many different embodiments or example is used for realizing embodiments of the present invention not
Same structure.In order to simplify the disclosure of embodiments of the present invention, hereinafter the part and setting of specific examples are described.When
So, they are only example, and purpose does not lie in the limitation present invention.In addition, embodiments of the present invention can be in different examples
Repeat reference numerals and/or reference letter in son, this repetition are for purposes of simplicity and clarity, itself not indicate to be begged for
By the relation between various embodiments and/or setting.In addition, the various specific techniques that embodiments of the present invention provide
With the example of material, but those of ordinary skill in the art can be appreciated that the application of other techniques and/or making for other materials
With.
Fig. 1-2 is referred to, the contactor control device 100 of embodiment of the present invention includes cover plate 10, press surface 20, pressure sensitive dress
Put 30 and processor 40.Press surface 20 is arranged on the upper surface of cover plate 10.Pressure sensitive device 30 is fitted in the following table of cover plate 10
Face.Pressure sensitive device 30 includes flexible PCB 32 and the pressure inductor 34 being arranged on flexible PCB 32.Feeling of stress
Device 34 is answered to be correspondingly arranged with press surface 20, pressure inductor 34 and flexible PCB 32 are integrated connection.Processor 40 connects soft
Property circuit board 32.Pressure inductor 34 is transmitted the pressure information that pressure inductor 34 detects to place by flexible PCB 32
Manage device 40.
The contactor control device 100 of above-mentioned embodiment, because pressure inductor 34 and flexible PCB 32 are integrated connection, such as
This, can be avoided or reduced pressure inductor 34 and the chance of connecting fault occurs for flexible PCB 32, so that pressure sensitive
Open circuit, the good reliability of contactor control device 100 are less likely to occur for the connection of device 34 and flexible PCB 32.
It is appreciated that pressure inductor 34 and flexible PCB 32 are connected as an entirety.
Contactor control device 100 can be applied in handset touch panel, tablet personal computer touch-screen, game paddle touch-screen, pressure-sensitive
Vehicle-mounted button of keyboard and automotive interior etc..
Contactor control device 100 can apply to the touch-control system of pressure inductive button.The touch-control dress of embodiment of the present invention
100 position coordinateses that touch operation is obtained by press surface 20 are put, is obtained further according to pressure inductor 34 and acts on press surface 20
Pressure value, in this way, the touch-control sensitivity and accuracy of contactor control device 100 can be improved, further improve making for man-machine interaction
With experience.
Pressure inductor 34 is transmitted the pressure information that pressure inductor 34 detects to processor by flexible PCB 32
40, and the electronic installation that processor 40 then judges whether to control contactor control device 100 to be applied according to pressure information shows main interface.
In one embodiment, when user is pressed into some touch key-press of press surface 20, processor 40 passes through
Press surface 20 knows the coordinate position of touch key-press, and at the same time, pressure inductor 34 then reaches the pressure information detected
Processor 40, processor 40 judge whether pressure information meets the condition for starting main interface, if satisfied, then controlling touching device
100 electronic installations applied show main interface, if not satisfied, not dealing with then.
Fig. 3-4 are referred to, in some embodiments, pressure inductor 34 includes pressure sensitive material 342.Pressure sensitive
Material 342 be welded on flexible PCB 32 with the integrally connected of flexible PCB 32.Pressure sensitive material 342 is used for will effect
It is pressure information in the pressure conversion of pressure inductor 34.
Pressure sensitive material 342 by welding by flexible PCB 32 and the integrally connected of flexible PCB 32, can be with
Avoid, by wire needed for both connections, reducing conductive risk of breakage.In this way, it can avoid or reduce pressure inductor 34 and soft
Property circuit board 32 occur connecting fault chance so that the connection of pressure inductor 34 and flexible PCB 32 is less likely to occur
Open circuit, the good reliability of contactor control device 100.
Specifically, two electrodes of pressure inductor 34 are directly welded on flexible PCB 32.Pressure inductor 34 with
Being connected as one of flexible PCB 32.
Referring to Fig. 3-4, in some embodiments, pressure inductor 34 includes pressure sensitive material 342 and led
Electric double faced adhesive tape (not shown).Pressure sensitive material 342 by conductive double sided adhesive tape (not shown) be bonded on flexible PCB 32 with
With the integrally connected of flexible PCB 32.The pressure conversion that pressure sensitive material 342 is used to will act at pressure inductor 34 is pressure
Force information.
Pressure sensitive material 342 by conductive double sided adhesive tape by flexible PCB 32 and the integrally connected of pressure sensitive material 342,
The intensity of both connections can be improved and reduce integral thickness.In this way, it can avoid or reduce pressure inductor 34 and flexible electrical
The chance of connecting fault occurs for road plate 32, so that the connection of pressure inductor 34 and flexible PCB 32 is less likely to occur to break
Road, the good reliability of contactor control device 100.
Specifically, because conductive double sided adhesive tape (not shown) has cohesive and electric conductivity, in this way, (figure is not for conductive double sided adhesive tape
Show) it can will make two electrode adhesions of pressure inductor 34 on flexible PCB 32.Pressure inductor 34 and flexible circuit
Being connected as one of plate 32.It is pointed out that when being bonded using conductive double sided adhesive tape, two of pressure inductor 34 need to be ensured
Electrode will not be by conductive double sided adhesive tape short circuit.
In some embodiments, pressure sensitive material 342 includes wire form resistance strain gage, foil resistance foil gauge, thin
One or more in membranous type foil gauge and optical strain gauge strips.In this way, the selection of pressure sensitive material 342 is more, cost is relatively low.
Specifically, resistance strain gage is when producing mechanically deform in the presence of external force, the resistance value meeting of resistance strain gage
Correspondingly change.When pressure sensitive material 342 is acted on by external force, pressure sensitive material 342 can produce
Mechanical deformation, so that the resistance of pressure sensitive material 342 changes, and then cause two electrodes of pressure inductor 34
Voltage changes.To avoid redundancy, the principle of the pressure sensitive material of other forms is no longer deployed one by one.
Referring to Fig. 1, in some embodiments, contactor control device 100 includes the first double faced adhesive tape 50.First double faced adhesive tape
The lower surface of 50 connecting cover plates 10 and flexible PCB 32 and pressure inductor 34.
In this way, the first double faced adhesive tape 50 can be such that cover plate 10 is brought into close contact with flexible PCB 32 and pressure sensor 34.
Referring to Fig. 3, in some embodiments, pressure inductor 34 includes the double faced adhesive tape of foam 344 and second
346.Foam 344 connects the first double faced adhesive tape 50 and the second double faced adhesive tape 346.Second double faced adhesive tape 346 connects foam 344 and pressure sensitive
Material 342.
Because foam 344 is when by external forces, foam 344 can be used for conductive mechanical deformation, pressure sensitive material
The change of resistance value occurs for the change of the resistor random-access tool deformation of material 342, so that pressure inductor 34 realizes the sensing of pressure.
In addition, the second double faced adhesive tape 346 can be such that foam 344 is brought into close contact with pressure sensitive material 342.
In some embodiments, the profile of flexible PCB 32 inside contracts 0.001-1mm with the profile of cover plate 10.
When the profile of flexible PCB 32 is inside contracted less than 0.001mm with the profile of cover plate 10, increase flexible PCB
32 edge causes the pressure inductor 34 on cover plate 10 and flexible PCB 32 to connect by extraneous touch screen or the chance of scratch
The reliability connect reduces；When the profile of flexible PCB 32 is inside contracted more than 1mm with the profile of cover plate 10, flexible PCB 32
Increase with the space of the frame of cover plate 10, add pressure inductor 34 and the chance of connecting fault occurs for flexible PCB 32, because
It is suitable that the profile of this flexible PCB 32 inside contracts 0.001-1mm with the profile of the cover plate 10.Furthermore it is possible to make soft
Property circuit board 32 and cover plate 10 realize high-precision fitting, and overall structure is opposed flattened, is easy to integrally-built design.
It is appreciated that flexible PCB 32 is consistent with the contour structures of cover plate 10.For example, the shape of cover plate 10 can be
Rectangle, triangle, irregular polygon and circle etc., then flexible PCB 32 is also corresponding is designed as rectangle, triangle, does not advise
Then polygon and circle etc..In some embodiments, the profile of flexible PCB 32 inside contracts 0.001- with the profile of cover plate 10
1mm, it can be understood as, the edge of flexible PCB 32 inside contracts 0.001-1mm with the edge of cover plate 10.For example, in Fig. 5 example
In, flexible PCB 32 and cover plate 10 are square, and two long side edges of flexible PCB 32 are respectively with two of cover plate 10
Long side edge inside contracts 0.001-1mm, and a short side edge of flexible PCB 32 is inside contracted with a short side edge of cover plate 10
0.001-1mm.Above-mentioned three distances inside contracted can with it is equal can also be unequal.Distance can select 0.001mm, 1mm, and
Any number between 0.001mm and 1mm.
In the example of fig. 6, flexible PCB 32 and cover plate 10 are square, two long side edges of flexible PCB 32
0.001-1mm is inside contracted with two long side edges of cover plate 10 respectively, two short side edges of flexible PCB 32 are respectively with cover plate
10 two short side edges inside contract 0.001-1mm, above-mentioned four distances inside contracted can with it is equal can also be unequal.Distance can be with
Select any number between 0.001mm, 1mm, and 0.001mm and 1mm.
In some embodiments, cover plate 10 and press surface 20 are separation absolute construction or integrative-structure.
In this way, cover plate 10 and press surface 20 can be designed as by separation absolute construction or one according to different requirements
Structure.
It is appreciated that in one embodiment, cover plate 10 and press surface 20 are separation absolute construction, then cover plate 10 is with pressing
Touch key-press on pressure surface 20 is connected by circuit line.In another embodiment, cover plate 10 and press surface 20 are integrated knot
Structure, then the region of press surface 20 is directly set on cover plate 10, when the region of press surface 20 and pressing being pressed on cover plate 10
When pressure value reaches predetermined value, electronic installation starts to start main display interface.
It is appreciated that cover plate 10 can select the materials such as glass, timber and cortex.
Referring to Fig. 1, in some embodiments, contactor control device 100 includes substrate 60.Substrate 60 is arranged on flexibility
The lower surface of circuit board 32.
In this way, substrate 60 can play a part of protecting contactor control device 100.
It is appreciated that substrate 60 can select the materials such as casing, glass and plank.
In some embodiments, can be to be provided with the pressure inductor of 2 or more than 2 on a flexible PCB 30
34.Can also be that single pressure inductor 34 is provided with a flexible PCB 30.
The present invention also provides a kind of electronic installation.Electronic installation includes the contactor control device 100 of above-mentioned embodiment.
It is appreciated that electronic installation can include mobile phone, tablet personal computer, game paddle and automatic navigator etc..
In the description of this specification, reference term " embodiment ", " some embodiments ", " schematically implementation
The description of mode ", " example ", " specific example " or " some examples " etc. means the tool with reference to the embodiment or example description
Body characteristicses, structure, material or feature are contained at least one embodiment or example of the present invention.In this manual,
Identical embodiment or example are not necessarily referring to the schematic representation of above-mentioned term.Moreover, the specific features of description, knot
Structure, material or feature can combine in an appropriate manner in any one or more embodiments or example.
Although embodiments of the present invention have been shown and described above, it is to be understood that above-mentioned embodiment is
Exemplary, it is impossible to limitation of the present invention is interpreted as, one of ordinary skill in the art within the scope of the invention can be right
Above-mentioned implementation implements be changed, change, replacing and modification.
Claims (10)
- A kind of 1. contactor control device, it is characterised in that including：Cover plate；Press surface, the press surface are arranged on the upper surface of the cover plate；Pressure sensitive device, the pressure sensitive device are fitted in the lower surface of the cover plate, and the pressure sensitive device includes Flexible PCB and pressure inductor, the pressure inductor are arranged on the flexible PCB and corresponding with the press surface Set, the pressure inductor and the flexible PCB are integrated connection；WithProcessor, the processor connect the flexible PCB, and the pressure inductor is by the flexible PCB by institute The pressure information that pressure inductor detects is stated to transmit to the processor.
- 2. contactor control device as claimed in claim 1, it is characterised in that the pressure inductor includes pressure sensitive material, institute State pressure sensitive material be welded on the flexible PCB with the flexible PCB integrally connected；The pressure sensitive material It is the pressure information to expect the pressure conversion for will act at the pressure inductor.
- 3. contactor control device as claimed in claim 1, it is characterised in that the pressure inductor includes pressure sensitive material and led Electric double faced adhesive tape, the pressure sensitive material by the conductive double sided adhesive tape be bonded on the flexible PCB with the flexibility Circuit board integrally connected；The pressure conversion that the pressure sensitive material is used to will act at the pressure inductor is the pressure Information.
- 4. contactor control device as claimed in claim 2 or claim 3, it is characterised in that the pressure sensitive material should including wire form resistance The one or more become in piece, foil resistance foil gauge, film-type foil gauge and optical strain gauge strips.
- 5. contactor control device as claimed in claim 1, it is characterised in that the profile of the flexible PCB is with the outer of the cover plate Shape inside contracts 0.001-1mm.
- 6. contactor control device as claimed in claim 1, it is characterised in that the cover plate and the press surface are separation absolute construction Or integrative-structure.
- 7. contactor control device as claimed in claim 2 or claim 3, it is characterised in that the contactor control device includes the first double faced adhesive tape, described The lower surface of cover plate described in first two-sided gemel connection and the flexible PCB and the pressure inductor.
- 8. contactor control device as claimed in claim 7, it is characterised in that the pressure inductor is two-sided including foam and second Glue, the foam connect first double faced adhesive tape and second double faced adhesive tape, foam and institute described in the second two-sided gemel connection State pressure sensitive material.
- 9. contactor control device as claimed in claim 1, it is characterised in that the contactor control device includes substrate, and the substrate is set In the lower surface of the flexible PCB.
- 10. a kind of electronic installation, it is characterised in that including the contactor control device described in claim any one of 1-9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710822386.8A CN107562278A (en) | 2017-09-13 | 2017-09-13 | Contactor control device and electronic installation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710822386.8A CN107562278A (en) | 2017-09-13 | 2017-09-13 | Contactor control device and electronic installation |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107562278A true CN107562278A (en) | 2018-01-09 |
Family
ID=60979805
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710822386.8A Pending CN107562278A (en) | 2017-09-13 | 2017-09-13 | Contactor control device and electronic installation |
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| CN (1) | CN107562278A (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108446043A (en) * | 2018-02-09 | 2018-08-24 | 珠海市魅族科技有限公司 | Terminal |
| CN112306296A (en) * | 2020-10-29 | 2021-02-02 | 业成科技（成都）有限公司 | Reworking method of touch module |
| WO2021057430A1 (en) * | 2019-09-27 | 2021-04-01 | 维沃移动通信有限公司 | Key, electronic device and method for controlling electronic device |
| CN112654953A (en) * | 2019-08-12 | 2021-04-13 | 京东方科技集团股份有限公司 | Display device and terminal |
| CN112925443A (en) * | 2021-03-03 | 2021-06-08 | 深圳国微云技术有限公司 | Programmable interaction module based on multipoint pressure sense |
-
2017
- 2017-09-13 CN CN201710822386.8A patent/CN107562278A/en active Pending
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108446043A (en) * | 2018-02-09 | 2018-08-24 | 珠海市魅族科技有限公司 | Terminal |
| CN112654953A (en) * | 2019-08-12 | 2021-04-13 | 京东方科技集团股份有限公司 | Display device and terminal |
| CN112654953B (en) * | 2019-08-12 | 2024-04-26 | 京东方科技集团股份有限公司 | Display device and terminal |
| WO2021057430A1 (en) * | 2019-09-27 | 2021-04-01 | 维沃移动通信有限公司 | Key, electronic device and method for controlling electronic device |
| CN112306296A (en) * | 2020-10-29 | 2021-02-02 | 业成科技（成都）有限公司 | Reworking method of touch module |
| CN112306296B (en) * | 2020-10-29 | 2022-04-15 | 业成科技（成都）有限公司 | Reworking method of touch module |
| CN112925443A (en) * | 2021-03-03 | 2021-06-08 | 深圳国微云技术有限公司 | Programmable interaction module based on multipoint pressure sense |
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Effective date of registration: 20210413 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: 215143 Kangyang Road 233, Huangdi Town, Xiangcheng District, Suzhou City, Jiangsu Province Applicant before: Suzhou OFilm Tech. Co.,Ltd. |
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