CN108365118A - Flexible Displays module - Google Patents
Flexible Displays module Download PDFInfo
- Publication number
- CN108365118A CN108365118A CN201810122814.0A CN201810122814A CN108365118A CN 108365118 A CN108365118 A CN 108365118A CN 201810122814 A CN201810122814 A CN 201810122814A CN 108365118 A CN108365118 A CN 108365118A
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- China
- Prior art keywords
- flexible
- layer
- displays module
- flexible displays
- piezoelectric
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- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10K—ORGANIC ELECTRIC SOLID-STATE DEVICES
- H10K77/00—Constructional details of devices covered by this subclass and not covered by groups H10K10/80, H10K30/80, H10K50/80 or H10K59/80
- H10K77/10—Substrates, e.g. flexible substrates
- H10K77/111—Flexible substrates
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10K—ORGANIC ELECTRIC SOLID-STATE DEVICES
- H10K50/00—Organic light-emitting devices
- H10K50/80—Constructional details
- H10K50/84—Passivation; Containers; Encapsulations
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10K—ORGANIC ELECTRIC SOLID-STATE DEVICES
- H10K59/00—Integrated devices, or assemblies of multiple devices, comprising at least one organic light-emitting element covered by group H10K50/00
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10N—ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10N30/00—Piezoelectric or electrostrictive devices
- H10N30/30—Piezoelectric or electrostrictive devices with mechanical input and electrical output, e.g. functioning as generators or sensors
- H10N30/302—Sensors
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/50—Photovoltaic [PV] energy
- Y02E10/549—Organic PV cells
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- Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Electroluminescent Light Sources (AREA)
- Devices For Indicating Variable Information By Combining Individual Elements (AREA)
Abstract
The present invention provides a kind of Flexible Displays modules, including flexible luminescent layer and piezoelectric film sensor, wherein the flexibility luminescent layer includes the thin-film encapsulation layer from top to bottom arranged successively, OLED luminescent layers and flexible substrates；The piezoelectric film sensor is flexible piezoelectric thin film sensor, including substrate, top electrode, lower electrode and the piezoelectric thin film layer being arranged between the top electrode and the lower electrode；The top electrode, lower electrode and the piezoelectric thin film layer are arranged between the flexible substrates and the substrate；The OLED luminescent layers are electrically connected with the flexible piezoelectric thin film sensor；The Flexible Displays module is additionally provided with the protective layer being coated on the outside of the flexible luminescent layer and the piezoelectric film sensor.The Flexible Displays module of the present invention has longer cruise duration；The electric energy needed for Flexible Displays module is converted mechanical energy by piezoelectric film sensor simultaneously, clean energy environmental protection facilitates the popularization and use of Flexible Displays module.
Description
Technical field
The present invention relates to a kind of Flexible Displays modules, belong to OLED display technology fields.
Background technology
Flexible display apparatus refers to the display device that can be deformed or can be made its shape sensitive paper to change like that；It is flexible
The power deformation that display device can be applied in, can be widely used the every field in production, life, therefore Flexible Displays
Device is gradually as the next-generation concern for showing equipment and receiving people.However, just because of flexible display apparatus have it is light,
Thin, the characteristics of can rubbing, therefore there is no the uses that method meets flexible display apparatus for thick in the prior art and bulky power supply.
To solve the above problems, be together in series in the prior art by flexible conducting device using several battery cells, a side
Face is reached for the purpose of the flexible display apparatus power supply；On the other hand, can to a certain extent with flexible display apparatus phase
Match；So set, though the flexible demand of flexible display apparatus can be met to a certain extent, in actual use, when
When flexible display apparatus reverses in any direction, battery cell can distort under the effect of external force, easy to produce danger；Meanwhile it is soft
Property electric installation is also easy to be broken during distortion, causes the service life of flexible display apparatus to be unable to reach use and wants
It asks, greatly limits the development and popularization of flexible display device.
In view of this, but it is necessary flexible display apparatus in the prior art is further improved, to solve above-mentioned ask
Topic.
Invention content
The purpose of the present invention is to provide a kind of Flexible Displays modules, when which has longer continuation of the journey
Between；The electric energy needed for Flexible Displays module, clean energy environmental protection, side are converted mechanical energy by piezoelectric film sensor simultaneously
Just the popularization and use of Flexible Displays module
For achieving the above object, the present invention provides a kind of Flexible Displays modules, including flexible luminescent layer and piezoelectricity
Thin film sensor, wherein it is described flexibility luminescent layer include the thin-film encapsulation layer from top to bottom arranged successively, OLED luminescent layers and
Flexible substrates；The piezoelectric film sensor is flexible piezoelectric thin film sensor, including substrate, top electrode, lower electrode and is set
Set the piezoelectric thin film layer between the top electrode and the lower electrode；The top electrode, lower electrode and the piezoelectric thin film layer
It is arranged between the flexible substrates and the substrate；The OLED luminescent layers electrically connect with the flexible piezoelectric thin film sensor
It connects；The Flexible Displays module is additionally provided with the protection being coated on the outside of the flexible luminescent layer and the piezoelectric film sensor
Layer.
As a further improvement on the present invention, at least electrode of side and the flexible base in the top electrode, lower electrode
Bottom is bonded by binding material to be arranged, so that the flexibility luminescent layer and the piezoelectric film sensor become one.
As a further improvement on the present invention, the surface of the flexible substrates close to the side of the OLED luminescent layers is equipped with
Conductive layer, the conductive layer include display driver circuit, pixel-driving circuit and OLED anode layers.
As a further improvement on the present invention, the top electrode and the lower electrode are electrically connected；The piezoelectric thin film layer
For using piezoelectric thin film layer made of Kynoar.
As a further improvement on the present invention, it is electrical connected between the OLED luminescent layers and the conductive layer；On described
Electrode, lower electrode are electrically connected by flexible PCB and the conductive layer.
As a further improvement on the present invention, the flexible substrates are equipped with the conductive through hole of several regular arrays, described
Deposition has conductive material, the conductive layer electrically to connect by the conductive material and the top electrode/lower electrode in conductive through hole
It connects.
As a further improvement on the present invention, the OLED luminescent layers or white light OLED hair that the OLED luminescent layers are RGB
Photosphere or Nan dian Yao luminescent layer..
As a further improvement on the present invention, the thin-film encapsulation layer includes at least one layer of organic encapsulation layer and at least one
The inorganic encapsulated layer of layer, the organic encapsulation layer and the inorganic encapsulated layer are arranged alternately.
As a further improvement on the present invention, the thin-film encapsulation layer uses chemical vapor deposition mode and organic printing side
Formula prepares.
As a further improvement on the present invention, the thin-film encapsulation layer is additionally provided with close in OLED luminescent layers setting
Clad, the internal coating are prepared using atomic deposition technique.
The beneficial effects of the invention are as follows：The Flexible Displays module of the present invention is by being arranged the OLED being electrically connected each other
Luminescent layer and flexible piezoelectric thin film sensor, by flexible piezoelectric thin film sensor to provide electric power to the OLED luminescent layers,
Mechanical energy during Flexible Displays module bending fold is converted into luminous required electric energy, extends Flexible Displays module
Cruise duration；Meanwhile the weight for effectively reducing Flexible Displays module facilitates the popularization and use of Flexible Displays module with volume.
Description of the drawings
Fig. 1 is the structural schematic diagram of Flexible Displays module of the present invention.
Fig. 2 is the structural schematic diagram of one embodiment of flexible luminescent layer in Fig. 1.
Fig. 3 is the structural schematic diagram of another embodiment of flexible luminescent layer in Fig. 1
Fig. 4 is the structural schematic diagram of flexible piezoelectric thin film sensor in Fig. 1.
Specific implementation mode
To make the objectives, technical solutions, and advantages of the present invention clearer, below in conjunction with the accompanying drawings to the specific of the present invention
Embodiment is described in detail.The example of these preferred embodiments is illustrated in the accompanying drawings.Shown in attached drawing and root
The embodiments of the present invention described according to attached drawing are only exemplary, and the present invention is not limited to these embodiments.
Here, it should also be noted that, in order to avoid having obscured the present invention because of unnecessary details, in the accompanying drawings only
Show the structure and/or processing step closely related with the solution of the present invention, and be omitted with relationship of the present invention less its
Its details.
In addition, it should also be noted that, the terms "include", "comprise" or its any other variant be intended to it is non-exclusive
Property include so that including a series of elements process, method, article or equipment not only include those elements, but also
Further include the other elements being not explicitly listed, or further include for this process, method, article or equipment it is intrinsic
Element.
Refering to Figure 1, present invention is disclosed a kind of Flexible Displays module 100, including flexible luminescent layer 1, with it is described
The piezoelectric film sensor 2 and be coated on the flexible luminescent layer and piezoelectric membrane biography that flexible luminescent layer 1 is electrically connected
Protective layer 3 on the outside of sensor.
The flexibility luminescent layer 1 includes the thin-film encapsulation layer 11 from top to bottom arranged successively, OLED luminescent layers 12 and soft
Property substrate 13.The thin-film encapsulation layer 11 is using chemical vapor deposition (CVD) mode and organic printing type in the present invention
The thin-film packing structure prepared, while encapsulating OLED luminescent layers 12, to further decrease flexible luminescent layer 1
Thickness.In one embodiment of the invention, the thin-film encapsulation layer 11, which is additionally provided with, is arranged close to the OLED luminescent layers 12
Internal coating (not shown), and the internal coating is prepared using atomic deposition technique, so set, institute can be effectively improved
The consistency of thin-film encapsulation layer 11 is stated, the package reliability of the thin-film encapsulation layer 11 is further promoted.Certainly in other implementations
It in example, the specific preparation process of the thin-film encapsulation layer 11 and prepares raw material and can select according to actual needs, refused in this
Limitation.It is other
If the OLED luminescent layers 12 are vaporized on the flexible substrates through evaporation process successively including dried layer by mask plate
OLED functional layers on 13；Further, the OLED luminescent layers 12 can be the OLED luminescent layers of RGB or white in the present invention
Light OLED luminescent layers or Nan dian Yao luminescent layer.
It please refers to shown in Fig. 2, for the structural schematic diagram of flexible luminescent layer 1 of the invention in one embodiment.In this reality
It applies in example, the OLED luminescent layers 12 are Nan dian Yao luminescent layer, further, when the OLED luminescent layers 12 are Nan dian Yao
When luminescent layer, red quantum luminescent layer 113 and green quantum luminescent layer 114 are further respectively had in the thin-film encapsulation layer 11, with
The PPI of the flexible luminescent layer 1 of the present invention is further promoted, while mitigating the weight of Flexible Displays module 100 of the present invention.
It please refers to shown in Fig. 3, for the structural schematic diagram in the present invention 1 another embodiment of flexible luminescent layer.In the present embodiment
In, the OLED luminescent layers 12 are white light OLED luminescent layer, at this time the OLED luminescent layers 12 and the thin-film encapsulation layer 11 it
Between be additionally provided with colored filter 115, to ensure the luminous colour gamut of inventive luminescent layer 1.
It should be noted that in the present invention, the specific assembling of the OLED luminescent layers 12 and the thin-film encapsulation layer 11
And fit structure, it can be selected according to the specifically used requirement of the Flexible Displays module 100, above example part is only right
This is illustrated, i.e., specific implementation mode of the invention is not limited to that.
The flexible substrates 13 are using made of polyimide material (PI) or polyethylene terephthalate (PET)
Sheet film, further, in the present invention the flexible substrates 13 close to the side of the OLED luminescent layers 12 surface also
Equipped with conductive layer 131, the conductive layer 131 includes display driver circuit, pixel-driving circuit (tft array) and OLED anodes
Layer, further, the conductive layer 131 are electrically connected with the OLED luminescent layers 12.
It please refers to shown in Fig. 4, is the structural schematic diagram of piezoelectric film sensor 2 of the present invention.In the present invention, the piezoelectricity
Thin film sensor 2 is flexible piezoelectric thin film sensor, to ensure the flexibility of Flexible Displays module 100 of the present invention, the flexible pressure
Conductive film sensor 2 includes substrate 21, top electrode 22, lower electrode 23 and is arranged in the top electrode 22 and the lower electrode 23
Between piezoelectric thin film layer 24；The top electrode 22, lower electrode 23 and the piezoelectric thin film layer 24 are arranged in the flexible substrates
Between 13 and the substrate 21.
The substrate 21 is using flexible base board made of polyester material.Further, the top electrode in the present invention
22 is, using metal electrode made of the conductive metallic materials such as aluminium, molybdenum, the lower electrode 23 are using conductions such as chromium, lead, copper, silver
The electrode that one or more of metal is prepared, and be electrically connected between the top electrode 22 and the lower electrode 23；
In the present invention, at least the electrode of side is pasted with the flexible substrates 13 by binding material in the top electrode 22 and lower electrode 23
Setting is closed, so that the flexibility luminescent layer 1 and the piezoelectric film sensor 2 become one.
Specifically, the top electrode 22, lower electrode 23 pass through 131 electricity of flexible PCB (not shown) and the conductive layer
Property connection, on the one hand ensure that top electrode 22 and lower electrode 23 connect with the OLED luminescent layers 12 and stablizing for the conductive layer 131
It connects；On the other hand, ensure the flexible connection between the OLED luminescent layers 12 and the flexible piezoelectric thin film sensor 2.
In another embodiment of the invention, the OLED luminescent layers 12 pass through with the flexible piezoelectric thin film sensor 2
Conductive material is electrically connected, and specifically, the OLED luminescent layers 12 pass through conduction material with the flexible piezoelectric thin film sensor 2
When material is electrically connected, the flexible substrates 13 are equipped with the conductive through hole of several regular arrays, and the conductive material is deposited on institute
State the inner wall of conductive through hole；So set, reducing the use of flexible PCB, the Flexible Displays module can effectively avoid
100 in bending deformation process, due to deformation quantity it is excessive caused by flexible PCB fracture, improve in the present invention flexible aobvious
Show the service life of module 100；Further, the conductive through hole is to be prepared using silicon hole technology in the present invention,
The conductive material is then deposited by the technology of PVD, PECVD or MOCVD.
The piezoelectric thin film layer 24 is using piezoelectric thin film layer made of Kynoar (PCDF), in actual application
In, the thickness of the piezoelectric thin film layer 24 can be selected according to actual needs, i.e. the thickness of the flexible piezoelectric thin film sensor 2
Degree and weight can be realized by controlling the thickness of the piezoelectric thin film layer 24, further reached and promoted heretofore described flexibility
The portability of display module 100 and the purpose of practicability.
The protective layer 3 is coated on the flexible luminescent layer 1 and (the i.e. flexible piezoelectric film of the piezoelectric film sensor 2
Sensor 2) outside so that the flexibility luminescent layer 1 and the piezoelectric film sensor 2 are wrapped by as an entirety；Further
, in the present invention, the protective layer 3 is a kind of polyacrylate film of the densification prepared using technique for vacuum coating, so
Setting can effectively stop water, inside Oxygen permeation to the Flexible Displays module 100, to promote the Flexible Displays module 100
Service life.
In use, the flexibility luminescent layer 1 and the piezoelectric membrane sense the Flexible Displays module 100 of the present invention
Device 2 (flexible piezoelectric thin film sensor 2) by the protective layer 3 and the flexible substrates 13 and the electrode (top electrode 22, under
Electrode 23) between binding material be integrated into entirety；It is described soft when rubbing/stretching/when being bent the Flexible Displays module 100
Property piezoelectric film sensor 2 deforms upon, and is produced between 23 surface of top electrode 22 and lower electrode of 24 both sides of the piezoelectric membrane
Raw electric signal (charge or voltage), and the electric signal rubs/stretching/shape being bent with the flexible piezoelectric thin film sensor 2
Become proportional；Further, conductive material of the electric signal by the flexible PCB/be deposited on conductive through hole inner wall
Flexible luminescent layer 1 is passed to so that the flexible luminescent layer 1 shines；Reduce external electricity in flexible display apparatus in the prior art
The use of source and/or hard power supply；Meanwhile being rubbed by flexible piezoelectric thin film sensor 2 being arranged by Flexible Displays module 100/
Mechanical energy in stretching/bending process is converted into electric energy, can be that flexible luminescent layer 1 promotes Flexible Displays module of the present invention in real time
100 scope of application.
In one particular embodiment of the present invention, the Flexible Displays module 100 can be applied in computor-keyboard, this
Shi Suoshu Flexible Displays module 100 be additionally provided be arranged between the flexible luminescent layer 1 and the piezoelectric film sensor 2 by
Laminate layer, the flexible luminescent layer described at this time 1 can show all buttons on computor-keyboard, when key tap, the piezoelectric membrane
Sensor 2 senses that the variation of pressure is deformed upon and produced electricl energy, and provides electric energy to be continuously the flexible luminescent layer 1, shows
Show corresponding button.Simultaneously as the foldable bending of computor-keyboard in the present embodiment is placed so that storage is convenient；And computer
Keyboard can be produced electricl energy during folded bent to be further ensured that the lasting cruising ability of computor-keyboard.Certainly in other realities
It applies in example, the Flexible Displays module 100 can also be provided in the equipment deformed upon in other work such as sound equipment, the flexibility
The use scope of display module 100 is not limited in this.
In conclusion the Flexible Displays module 100 of the present invention is by being arranged the OLED luminescent layers being electrically connected each other
12 and flexible piezoelectric thin film sensor 2, it is to provide electric power to the OLED luminescent layers 12 by flexible piezoelectric thin film sensor 2,
Mechanical energy during 100 bending fold of Flexible Displays module is converted into luminous required electric energy, extends Flexible Displays mould
The cruise duration of group 100；Meanwhile effectively reducing the weight of Flexible Displays module 100 and volume facilitates Flexible Displays module 100
Popularization and use.Further, it is coated on the protective layer 3 in 2 outside of the flexible luminescent layer 1 and the piezoelectric film sensor
Setting, effectively prevent water, vapour enters in Flexible Displays module 100, improve the use of Flexible Displays module 100 of the present invention
Service life.
The above examples are only used to illustrate the technical scheme of the present invention and are not limiting, although with reference to preferred embodiment to this hair
It is bright to be described in detail, it will be understood by those of ordinary skill in the art that, it can modify to technical scheme of the present invention
Or equivalent replacement, without departing from the spirit of the technical scheme of the invention and range.
Claims (10)
1. a kind of Flexible Displays module, including flexible luminescent layer and the piezoelectric membrane sensing with the flexible luminescent layer electric connection
Device, it is characterised in that：The flexibility luminescent layer includes the thin-film encapsulation layer from top to bottom arranged successively, OLED luminescent layers and soft
Property substrate；The piezoelectric film sensor is flexible piezoelectric thin film sensor, including substrate, top electrode, lower electrode and setting
Piezoelectric thin film layer between the top electrode and the lower electrode；The top electrode, lower electrode and the piezoelectric thin film layer are set
It sets between the flexible substrates and the substrate；The OLED luminescent layers electrically connect with the flexible piezoelectric thin film sensor
It connects；The Flexible Displays module is additionally provided with the protection being coated on the outside of the flexible luminescent layer and the piezoelectric film sensor
Layer.
2. Flexible Displays module according to claim 1, it is characterised in that：At least side in the top electrode, lower electrode
Electrode setting is bonded by binding material with the flexible substrates so that it is described flexibility luminescent layer and the piezoelectric membrane pass
Sensor becomes one.
3. Flexible Displays module according to claim 2, it is characterised in that：The flexible substrates shine close to the OLED
The surface of the side of layer is equipped with conductive layer, and the conductive layer includes display driver circuit, pixel-driving circuit and OLED anode layers.
4. Flexible Displays module according to claim 3, it is characterised in that：The top electrode and the lower electrode electrically connect
It connects；The piezoelectric thin film layer is using piezoelectric thin film layer made of Kynoar.
5. Flexible Displays module according to claim 4, it is characterised in that：The OLED luminescent layers and the conductive layer it
Between be electrical connected；The top electrode, lower electrode are electrically connected by flexible PCB and the conductive layer.
6. Flexible Displays module according to claim 4, it is characterised in that：The flexible substrates are equipped with several rules and arrange
The conductive through hole of cloth, deposition has a conductive material in the conductive through hole, the conductive layer by the conductive material with it is described on
Electrode/lower electrode is electrically connected.
7. Flexible Displays module according to claim 1, it is characterised in that：The OLED that the OLED luminescent layers are RGB is sent out
Photosphere either white light OLED luminescent layer or Nan dian Yao luminescent layer.
8. Flexible Displays module according to claim 1, it is characterised in that：The thin-film encapsulation layer includes at least one layer of
Organic encapsulation layer and at least one layer of inorganic encapsulated layer, the organic encapsulation layer and the inorganic encapsulated layer are arranged alternately.
9. Flexible Displays module according to claim 1, it is characterised in that：The thin-film encapsulation layer is formed sediment using chemical gaseous phase
Product mode and organic printing type prepare.
10. Flexible Displays module according to claim 9, it is characterised in that：The thin-film encapsulation layer is additionally provided with close to institute
The internal coating of OLED luminescent layers setting is stated, the internal coating is prepared using atomic deposition technique.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810122814.0A CN108365118B (en) | 2018-02-07 | 2018-02-07 | Flexible Displays mould group |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810122814.0A CN108365118B (en) | 2018-02-07 | 2018-02-07 | Flexible Displays mould group |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108365118A true CN108365118A (en) | 2018-08-03 |
| CN108365118B CN108365118B (en) | 2019-12-03 |
Family
ID=63005168
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810122814.0A Active CN108365118B (en) | 2018-02-07 | 2018-02-07 | Flexible Displays mould group |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108365118B (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109166890A (en) * | 2018-08-29 | 2019-01-08 | 云谷（固安）科技有限公司 | Flexible display panels and preparation method thereof and flexible display apparatus |
| WO2020253479A1 (en) * | 2019-06-20 | 2020-12-24 | 京东方科技集团股份有限公司 | Display substrate and preparation method therefor, display panel and display device |
| US11538870B2 (en) * | 2019-05-06 | 2022-12-27 | Chengdu Boe Optoelectronics Technology Co., Ltd. | Flexible display panel, flexible display device and deformation detection method thereof |
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| CN104052329A (en) * | 2014-05-29 | 2014-09-17 | 昆山工研院新型平板显示技术中心有限公司 | Flexible electricity generation power supply and flexible display screen |
| CN105405958A (en) * | 2015-12-23 | 2016-03-16 | 昆山国显光电有限公司 | Piezoelectric thin film package structure and self-power-generating flexible display screen |
| CN105655480A (en) * | 2016-01-04 | 2016-06-08 | 京东方科技集团股份有限公司 | Piezoelectric film sensor, piezoelectric film sensor circuit and manufacturing method |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN104052329A (en) * | 2014-05-29 | 2014-09-17 | 昆山工研院新型平板显示技术中心有限公司 | Flexible electricity generation power supply and flexible display screen |
| CN105405958A (en) * | 2015-12-23 | 2016-03-16 | 昆山国显光电有限公司 | Piezoelectric thin film package structure and self-power-generating flexible display screen |
| CN105655480A (en) * | 2016-01-04 | 2016-06-08 | 京东方科技集团股份有限公司 | Piezoelectric film sensor, piezoelectric film sensor circuit and manufacturing method |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109166890A (en) * | 2018-08-29 | 2019-01-08 | 云谷（固安）科技有限公司 | Flexible display panels and preparation method thereof and flexible display apparatus |
| CN109166890B (en) * | 2018-08-29 | 2022-04-05 | 云谷（固安）科技有限公司 | Flexible display panel, preparation method thereof and flexible display device |
| US11538870B2 (en) * | 2019-05-06 | 2022-12-27 | Chengdu Boe Optoelectronics Technology Co., Ltd. | Flexible display panel, flexible display device and deformation detection method thereof |
| WO2020253479A1 (en) * | 2019-06-20 | 2020-12-24 | 京东方科技集团股份有限公司 | Display substrate and preparation method therefor, display panel and display device |
| US11910661B2 (en) | 2019-06-20 | 2024-02-20 | Chengdu Boe Optoelectronics Technology Co., Ltd. | Display substrate for double-sided display and manufacturing method thereof, display panel and display device |
Also Published As
| Publication number | Publication date |
|---|---|
| CN108365118B (en) | 2019-12-03 |
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Effective date of registration: 20190529 Address after: 215300 Room No. 188 Chenfeng Road, Yushan Town, Kunshan City, Suzhou City, Jiangsu Province Applicant after: Kunshan Mengxian Electronic Technology Co., Ltd. Address before: Room D1-7179, 58 Fumin Branch, Hengsha Township, Chongming District, Shanghai, 202150 (Shanghai Hengtai Economic Development Zone) Applicant before: Shanghai Han Li Electronic Technology Co. Ltd. |
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