CN106843580A - Display device - Google Patents
Display device Download PDFInfo
- Publication number
- CN106843580A CN106843580A CN201710033513.6A CN201710033513A CN106843580A CN 106843580 A CN106843580 A CN 106843580A CN 201710033513 A CN201710033513 A CN 201710033513A CN 106843580 A CN106843580 A CN 106843580A
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- Prior art keywords
- pressure
- film layer
- electrode
- signal transmission
- display device
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
- G06F3/01—Input arrangements or combined input and output arrangements for interaction between user and computer
- G06F3/03—Arrangements for converting the position or the displacement of a member into a coded form
- G06F3/041—Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means
- G06F3/0412—Digitisers structurally integrated in a display
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
- G06F3/01—Input arrangements or combined input and output arrangements for interaction between user and computer
- G06F3/03—Arrangements for converting the position or the displacement of a member into a coded form
- G06F3/041—Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means
- G06F3/0414—Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means using force sensing means to determine a position
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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)
- Force Measurement Appropriate To Specific Purposes (AREA)
- Devices For Indicating Variable Information By Combining Individual Elements (AREA)
Abstract
The present invention provides a kind of display device, and it includes：Pressure-sensing device, it is arranged on the display panel of pressure-sensing device side, the cover plate above the pressure-sensing device and display panel；The display panel includes a display panel, and the display panel includes viewing area and is located at the neighboring area of viewing area periphery；The pressure-sensing device includes：An at least signal transmission film layer and multiple pressure sensing cells, described multiple pressure sensing cells are electrically connected with an at least signal transmission film layer, an at least signal transmission film layer includes main line area corresponding with the viewing area, and the main line area extends over the viewing area substantially, the multiple pressure sensing cells are correspondingly arranged in the main line area.The pressure-sensing device in viewing area due to being placed with pressure sensing cells, and its sensing to pressure size is more directly perceived accurate.
Description
Technical field
The present invention relates to a kind of display device with pressure-sensing device.
Background technology
At present, the maloperation of capacitance type touch control screen can be caused to ask for capacitance type touch control screen surface moisture or when depositing spot
Topic, existing piezoelectric film sensor can improve above mentioned problem.The pressure-sensing of the piezoelectric film sensor of right prior art
Unit is located at the neighboring area of display, such as positioned at four corners of non-display area.The pressure being subject on sensing touch screen
When, it is necessary to the pressure sensing cells that the position that signal is under pressure from touch screen is transmitted to four corners are sensed, so
Signal can not be directly sensed, and just signal need to can be further processed by calculating, and since touch point
Need to get to pressure sensing cells by larger distance, a certain degree of signal attenuation can be caused, influence pressure-sensing
Accuracy.
The content of the invention
In view of this, it is necessary to which a kind of display device with pressure-sensing device is provided.
A kind of display device, it includes：Pressure-sensing device, the display panel for being arranged on pressure-sensing device side, position
Cover plate above the pressure-sensing device and display panel；
The display panel includes a display panel, and the display panel includes viewing area and is located at outside the viewing area
The neighboring area enclosed；
The pressure-sensing device includes：
An at least signal transmission film layer and multiple pressure sensing cells, described multiple pressure sensing cells with it is described at least
One signal transmission film layer is electrically connected with, and an at least signal transmission film layer carries each pressure sensing cells, is each pressure
Sensing unit provides signal transmission pathway, and an at least signal transmission film layer includes main line corresponding with the viewing area
Area, and the main line area extends over the viewing area substantially, the multiple pressure sensing cells are correspondingly arranged at the master
On line areas.
Compared to prior art, the main line area that pressure-sensing device of the invention is used to sense extends over display substantially
Region, the main line area is respectively positioned in viewing area, and the pressure size that the pressure on display screen applies point can need not move through meter
Calculate and directly sensed by pressure sensing cells, while avoiding pressure signal projects the signal attenuation caused during non-display area,
Improve the accuracy of pressure-sensing.
Brief description of the drawings
Fig. 1 is the display device stereogram of first embodiment of the invention.
Fig. 2 is the display device of Fig. 1 along III-III line generalized sections.
Fig. 3 is the position relationship floor map of the display panel with signal transmission film layer of first embodiment of the invention.
Fig. 4 is a kind of plane figure schematic diagram of specific embodiment of pressure sensing cells.
Fig. 5 is the plane figure schematic diagram of pressure sensing cells in the signal transmission film layer of a preferred embodiment of the present invention.
Fig. 6 is the pressure-sensing device of Fig. 4 along the generalized section of IV-IV lines.
Fig. 7 is the generalized section of the display device of a preferred embodiment of the present invention.
Fig. 8 is the generalized section of a preferred embodiment of the present invention pressure-sensing device.
Main element symbol description
Following specific embodiment will further illustrate the present invention with reference to above-mentioned accompanying drawing.
Specific embodiment
Refer to Fig. 1 and Fig. 2, Fig. 1 be first embodiment of the invention the stereogram of display device 10, Fig. 2 is the display of Fig. 1
Device 10 along III-III line generalized sections.Display device of the invention 10 can be computer, TV, mobile phone etc. with aobvious
Show the electronic installation of function, but be not limited.
Display device 10 is including pressure-sensing device 100, cover plate 7, between pressure-sensing device 100 and cover plate 7
Display panel 8, i.e. its order that stacks from top to bottom are：Cover plate 7, display panel 8, pressure-sensing device 100.Pressure-sensing is filled
Put 100 for sense be applied to the pressure size of touching on cover plate 7, display panel 8 has display function, and cover plate 7 pairs shows
Device 10 shields.An adhesive layer 9 can be also included between display panel 8 and pressure-sensing device 100, for connecting pressure
Sensing device further 100 and display panel 8.In the present embodiment, the display panel 8 is an Autoluminescence display panel, such as organic two
Pole tube light-emitting display (organic light-emitting diode display, OLED).The display panel 8 includes relative
The opposite substrate and array base palte of setting, the selfluminous cell for driving display panel 8, such as：Organic light emission layer unit, picture
Element drives array to be arranged on array base palte, for packaging protection selfluminous cell, such as：Organic light-emitting units, encapsulating structure
It is arranged on (not shown) on opposite substrate.The pixel driver array of display panel 8 drive needed for operating voltage and display
Data voltage is provided by an at least driving chip.Display panel 8 further includes control circuit module, for being carried for driving chip
For operating voltage and calculation process view data.In the present embodiment, control circuit module is via a flexible circuit for (not shown)
Plate is electrically connected with the driving chip, and control circuit module may be provided on a printed circuit board (PCB), and driving chip may be provided at aobvious
Show on panel 8, can also be set directly on the flexible circuit board.
Further definition has viewing area 3 and neighboring area 2 to display panel 8, and viewing area 3 is that display device 10 is used to show
The region of diagram picture, neighboring area 2 is located at the periphery of the viewing area 3.Neighboring area 2 can be the non-display area of display panel 8
Domain, non-display area can be used for the holding wire and connection gasket arranged for signal transmission, or the frame of display panel 8 is decorated
Area, frame ornamental area is correspondingly arranged on ink.
It is the display panel 8 and signal transmission film layer 4 of first embodiment of the invention also referring to Fig. 3 and Fig. 4, Fig. 3
Position relationship floor map, Fig. 4 is a kind of plane figure schematic diagram of the specific embodiment of pressure sensing cells 5.
Pressure-sensing device 100 includes an at least signal transmission film layer 4, the multiple pressures being arranged in signal transmission film layer 4
Power sensing unit 5 and driving chip 1.Multiple pressure sensing cells 5 are electrically connected with signal transmission film layer 4, signal transmission film layer 4
For each pressure sensing cells 5 provide signal transmission pathway, so that each pressure sensing cells 5 receive the pressure that driving chip 1 is provided
Drive signal or/and transmission pressure-sensing signal are to driving chip 1.Pressure-sensing device 100 is first by signal transmission film layer 4 and pressure
Power sensing unit 5 is integrated, then integrated pressure-sensing device 100 and display panel 8 are mutually assembled, and can simplify display dress
The device for putting 10 complicates and assembles lengthy and tedious degree.
In the present embodiment, pressure-sensing device 100 is located at side of the display panel 10 away from display surface, and the pressure
Sensing device further 100 includes the two signal transmission film layers 4 being oppositely arranged.Each signal transmission film layer 4 is flexible circuit board
(Flexible Printed Circuit, FPC), each pressure sensing cells 5 is arranged between two flexible circuit boards, and via
Wiring in transmission path in flexible circuit board, such as FPC, sets up and the signal transmission pathway between driving chip 1.
Each signal transmission film layer 4, such as flexible circuit board include bonding pad 41 (such as：Golden finger area) and main line area
42, bonding pad 41 is located at the side marginal zone of signal transmission film layer 4, and at least partly correspondence neighboring area 2 is set.Main line
The correspondence viewing area 3 of area 42 is set, and the main line area 42 extends over the viewing area 3.That is, main line area
42 size is essentially identical with the size of viewing area 3.The area in main line area 42 may be slightly larger than viewing area 3, make whole
Individual viewing area 3 is all fallen within the range of main line area 42, with ensure viewing area 3 with preferably pressure-sensing function.Preferably
Ground, the area in main line area 42 is identical with the size of viewing area 3.For flexible circuit board, main line area 42 is built-in
There is the wiring being electrically connected with bonding pad 41, there is the cover layer that protection is connected up in outside, each pressure sensing cells 5 of cover layer correspondence
Position is exposed and forms bonding area, with each pressure sensing cells of electrical bonding.The dispersion of multiple pressure sensing cells 5 is arranged in signal
In transmission film layer 4.Specifically, the multiple pressure sensing cells 5 are not only provided at four edges in main line area 42, main line
Other regions in area 42 are also provided with pressure sensing cells 5.
In the present embodiment, the plurality of pressure sensing cells 5 be arranged in array binary signal transmission film 4 between interval
Place, and the interval setting of multiple pressure sensing cells 5 is equidistant.Additionally, in the present embodiment, multiple pressure sensing cells 5
Size it is identical.One driving chip 1 is arranged at bonding pad 41, and driving chip 1 is that pressure sensing cells 5 provide electric signal.
Ground is changed, Fig. 5 is refer to, Fig. 5 is pressure-sensing list in the signal transmission film layer of a preferred embodiment of the present invention
The plane figure schematic diagram of unit.For convenience, the component symbol of the present embodiment continues to use the component symbol of first embodiment.Such as
Fig. 5, in this embodiment, being set in signal transmission film layer 4 of multiple pressure sensing cells 5 is non-isometric.It is many
The size of individual pressure sensing cells 5 is differed.One driving chip 1 is arranged at bonding pad 41, and driving chip 1 is pressure sensing cells
5 provide electric signal.In the present embodiment, the length in a first direction of pressure sensing cells 5 is by near the direction of driving chip 1
Gradually increase to the direction away from driving chip 1.With the increase of the size of pressure sensing cells 5, during cabling is arranged,
The wiring connected with pressure sensing cells 5 length in a first direction corresponding can be reduced or keep constant, be conducive to walking
The simplification of thread path.
Fig. 6 is refer to, Fig. 6 is the pressure-sensing device 100 of Fig. 4 along the generalized section of IV-IV lines.In the embodiment
In, the bonding pad 41 that pressure-sensing device 100 includes the two signal transmission film layers 4 being oppositely arranged, is arranged on signal transmission film layer 4
Driving chip 1, be arranged on signal transmission film layer 4 main line area 42 multiple pressure sensing cells 5.
Each pressure sensing cells 5 is preferably a piezoelectric pressure sensing unit, including two first for being oppositely arranged
Electrode 51 and the wall 52 being located between described two first electrodes 51.In the present embodiment, wall 52 is sandwiched in phase
To two first electrodes 51 between, the first surface 521 of wall 52 and the second surface 522 relative with first surface 521
It is connected with a first electrode 51 respectively.First electrode 51 connects a signal transmission film layer 4, is drawn by the signal transmission film layer 4
Go out signal.Second electrode 52 connects another signal transmission film layer 4, and the transmission of signal is carried out by the signal transmission film layer 4.
When the pressure-sensing device 100 is depressed, wall 52 produces deformation and then at relative two first
Electrical potential difference is produced between electrode 51, pressure-sensing device 100 draws the size of pressing force by detecting electrical potential difference to convert.Due to
Pressure sensing cells 5 are scattered with the viewing area 3 of display panel 8, individually connection drives core to each pressure sensing cells 5
Piece, when pressure puts on display screen, the corresponding pressure sensing cells 5 of applying point need not move through calculating and just can directly sense
Pressure information, while avoiding the signal attenuation produced due to distance when relevant pressure sensing unit 5 is arrived in signal simulation, improves pressure
The accuracy of power sensing.
Because pressure sensing cells 5 are arranged in the signal transmission film layer 4 so that when pressure-sensing device 100 occurs
During failure, without being disassembled to display panel 8, the difficulty of heavy industry and assembling is reduced.As a wherein signal transmission film layer 4
Flexible circuit board can with the flexible circuit board being connected on display panel share, that is to say, that the flexible circuit board both as should
The transmission channel of the transmission for carrying out showing required drive signal and data-signal between display panel 8 and display driver chip, also makees
The transmission channel of signal transmission is carried out for the pressure sensing cells 5 and driving chip 1.Such structure, being capable of the few soft electricity of letter
The use of road plate, simplifies structure and reduces cost.
In the present embodiment, the material of flexible circuit board cover layer can be polyimides or polyester film, and wiring may be selected from
The metals such as silver, copper；The first electrode 51 of pressure sensing cells 5 can be using silver-colored (Ag) or other suitable conductive materials；Wall
52 material can use polyvinyladine floride (Polyvinylidene Fluoride, PVDF), lead titanate piezoelectric ceramics
(piezoelectric ceramic transducer, PZT) or other can by deformation produce voltage material.
Fig. 7 is refer to, Fig. 7 is the generalized section of the display device of second embodiment of the invention.Fig. 7 discloses a kind of display
Device 20, display device 20 includes display panel 8, cover plate 7, the pressure-sensing device between display panel 8 and cover plate 7
200, i.e. its order that stacks from top to bottom are：Cover plate 7, pressure-sensing device 200, display panel 8.In the display of the present embodiment
Device 20 it is essentially identical with the structure of display device in first embodiment 10, difference is：Pressure-sensing device 200 is located at
On display panel 8, in order to not influence the display function of display, the element in pressure-sensing device 200 uses transparent material
Material.Specifically, signal transmission film layer 4 is a transparent soft circuit board, and its cover layer can use PET
(PET) transparent insulation material such as, wiring can be using tin indium oxide (ITO), the film metal line with high transmission rate or other are high
Light transmitting electro-conductive material.Ground is changed, signal transmission film layer 4 may include substrate and the patterned oxidation being arranged in substrate
The metal oxides such as indium tin, signal transmission film layer 4 is using the tin indium oxide that patterns as signal transmission path (not shown).Pressure
Sensing unit 5 is also the pressure sensing cells with high light transmittance, its first electrode 51 can using tin indium oxide (ITO) or other
Suitable transparent conductive material；The material of wall 52 can using polyvinyladine floride (Polyvinylidene Fluoride,
PVDF) or other can by deformation produce voltage printing opacity piezoelectric high.In this example it is shown that panel 8 can be one spontaneous
Light display panel or one by back light unit provide light source non-spontaneous light display panel (such as liquid crystal display panel).Can manage
Solution, the pressure-sensing device 200 of the present embodiment may also be arranged on the lower section of display panel 8.
Fig. 8 is refer to, Fig. 8 is the generalized section of another implementation method of pressure-sensing device of the present invention.Fig. 8 discloses a kind of
Pressure-sensing device 300, the pressure-sensing device 300 can be used to replace what is be mentioned above, such as in first and second implementation method
Pressure-sensing device.The pressure-sensing device 300 includes what signal transmission film layer 4' and signal transmission film layer 4' was oppositely arranged
Protective layer 6 and the multiple pressure sensing cells 5' being arranged between signal transmission film layer 4' and protective layer 6.
Each pressure sensing cells 5' includes a first electrode 51', the second electrode being oppositely arranged with first electrode 51'
The 53' and wall 52' being located between first electrode 51' and second electrode 53'.Wall 52' is included near protection
The first surface 521' and the second surface 522' relative with first surface 521' of layer 6.Wherein, second electrode 53' coverings are described
First surface 521' and the extension covering second surface 522'.First electrode 501' parts cover second surface 522'.
Protective layer 6 be covered in second electrode 53' away from the surface of first electrode 51', play a part of protection.In second surface 522'
On, first electrode 51' is set with second electrode 53' spacer insulators, and the second electrode 53' extends to the portion of second surface 522'
Divide and first electrode 51' is contacted with signal transmission film layer 4', the transmission of signal is carried out by signal transmission film layer 4'.In this reality
Apply in example, because there is second electrode 53' reversion to set, make pressure-sensing device 300 only need a layer signal to transmit film layer 4'
Pressure-sensing function is realized, manufacturing cost is further reduced.It is appreciated that signal transmission film layer 4' also can be a flexible circuit
Plate.The flexible circuit board is shared with the flexible circuit board being connected on display panel, that is to say, that both conduct should for the flexible circuit board
The transmission channel of the transmission for carrying out showing required drive signal and data-signal between display panel and display driver chip, also serves as
Pressure sensing cells 5' carries out the transmission channel of signal transmission with driving chip.
It is appreciated that above-mentioned display device can also further include a touch module (not shown), the touch module
For sensing touch position.Touch module can be an external hanging type touch module, or one be embedded in it is embedded in display panel
Formula touch module.When for external hanging type touch module, the touch module is located between cover plate and display panel, pressure-sensing device
It is preferably placed at display panel lower section.
The above embodiments are merely illustrative of the technical solutions of the present invention and it is unrestricted, although with reference to preferably implement to the present invention
Be described in detail, it will be understood by those within the art that, technical scheme can be modified or
Equivalent, without deviating from the spirit and scope of technical solution of the present invention.
Claims (17)
1. a kind of display device, it includes：Pressure-sensing device, the display panel for being arranged on pressure-sensing device side, it is located at
Cover plate above the pressure-sensing device and display panel；
It is characterized in that：
The display panel includes a display panel, and the display panel includes viewing area and is located at viewing area periphery
Neighboring area；
The pressure-sensing device includes：
An at least signal transmission film layer and multiple pressure sensing cells, described multiple pressure sensing cells and described at least one letter
Number transmission film layer is electrically connected with, and at least signal transmission film layer carries each pressure sensing cells, is each pressure-sensing
Unit provides signal transmission pathway, and an at least signal transmission film layer includes main line area corresponding with the viewing area,
And the main line area extends over the viewing area substantially, the multiple pressure sensing cells are correspondingly arranged at the main line
Qu Shang.
2. display device as claimed in claim 1, it is characterised in that：The area in the main line area and the viewing area
Area is essentially identical.
3. display device as claimed in claim 1, it is characterised in that：The pressure sensing cells are passed in an at least signal
It is arranged in array in defeated film layer.
4. display device as claimed in claim 1, it is characterised in that the size of the pressure sensing cells is unequal.
5. display device as claimed in claim 1, it is characterised in that the spacing of the pressure sensing cells is unequal.
6. display device as claimed in claim 1, it is characterised in that：Each pressure sensing cells include first electrode, second
Electrode and the wall being arranged between the first electrode and the second electrode, an at least signal transmission film layer include
Binary signal transmits film layer, and each pressure sensing cells are arranged between the binary signal transmission film layer, the pressure-sensing
The first electrode of unit is electrically connected with binary signal transmission film layer respectively with second electrode.
7. display device as claimed in claim 1, it is characterised in that：Each pressure sensing cells include first electrode, second
Electrode and the wall being arranged between first electrode and second electrode, the wall include the first surface that is oppositely arranged with
Second surface, the second electrode is arranged on the first surface of the wall and extends to the second surface and part covering
The second surface, the first electrode be arranged at the second surface of the wall and with second electrode interval, it is described at least
The quantity of one signal transmission film layer is one, first electrode and second of each pressure sensing cells on the second surface
Electrode is electrically connected with the signal transmission film layer.
8. the display device as described in claim 1 to 7 any one, it is characterised in that：An at least signal transmission film layer
It is flexible circuit board.
9. display device as claimed in claim 8, it is characterised in that：Flexible circuit board conduct simultaneously is the display surface
Plate display provides the flexible circuit board of required drive signal and the transmission of data-signal.
10. the display device as described in claim 1 to 7 any one, it is characterised in that：An at least flexible circuit board
It is transparent soft circuit board.
11. display devices as claimed in claim 10, it is characterised in that：The pressure-sensing device is located at cover plate and display surface
Between plate.
12. display devices as claimed in claim 10, it is characterised in that：The transparent soft circuit board includes electrically conducting transparent material
Wiring and the covering wiring of material and the cover layer of transparent insulation.
13. display device as described in claim 1 to 7 any one, it is characterised in that：An at least signal transmission film layer
It is described metal oxide patterning to be arranged in the substrate including substrate and metal oxide.
14. display devices as claimed in claim 13, it is characterised in that：The metal oxide is tin indium oxide.
15. display device as described in claim 1 to 7 any one, it is characterised in that：The pressure-sensing device is located at institute
The lower section of display panel is stated, the display panel is an Autoluminescence display panel.
16. such as right display device as claimed in claim 1, it is characterised in that：The display device is further included for feeling
Survey the touch module of touch location.
17. display device as described in claim 1-7 any one, it is characterised in that：The pressure-sensing device is a pressure
Electric-type pressure-sensing device.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710033513.6A CN106843580B (en) | 2017-01-16 | 2017-01-16 | Display device |
| TW106104381A TWI650684B (en) | 2017-01-16 | 2017-02-10 | Display device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710033513.6A CN106843580B (en) | 2017-01-16 | 2017-01-16 | Display device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106843580A true CN106843580A (en) | 2017-06-13 |
| CN106843580B CN106843580B (en) | 2019-10-18 |
Family
ID=59123932
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710033513.6A Active CN106843580B (en) | 2017-01-16 | 2017-01-16 | Display device |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN106843580B (en) |
| TW (1) | TWI650684B (en) |
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| CN107361788A (en) * | 2017-06-15 | 2017-11-21 | 麦克思商务咨询(深圳)有限公司 | Ultrasonic sensing device and ultrasonic wave sensing patch |
| CN107967081A (en) * | 2018-01-02 | 2018-04-27 | 厦门天马微电子有限公司 | A kind of array base palte, display panel and display device |
| CN108647586A (en) * | 2018-04-19 | 2018-10-12 | 业成科技（成都）有限公司 | Display device |
| CN109271052A (en) * | 2017-07-18 | 2019-01-25 | 希迪普公司 | Touch input device manufacturing method and touch input device |
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| TWI744924B (en) | 2020-05-29 | 2021-11-01 | 中原大學 | Piezoelectric vibration module and haptic feedback module |
| TWI786633B (en) * | 2021-05-14 | 2022-12-11 | 義隆電子股份有限公司 | Touchpad |
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| CN107967081A (en) * | 2018-01-02 | 2018-04-27 | 厦门天马微电子有限公司 | A kind of array base palte, display panel and display device |
| CN107967081B (en) * | 2018-01-02 | 2021-02-26 | 厦门天马微电子有限公司 | Array substrate, display panel and display device |
| CN108647586A (en) * | 2018-04-19 | 2018-10-12 | 业成科技（成都）有限公司 | Display device |
| CN108647586B (en) * | 2018-04-19 | 2021-06-22 | 业成科技（成都）有限公司 | Display device |
Also Published As
| Publication number | Publication date |
|---|---|
| CN106843580B (en) | 2019-10-18 |
| TW201828001A (en) | 2018-08-01 |
| TWI650684B (en) | 2019-02-11 |
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