CN105741696A - Flexible display control device and preparation method - Google Patents
Flexible display control device and preparation method Download PDFInfo
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- CN105741696A CN105741696A CN201610091527.9A CN201610091527A CN105741696A CN 105741696 A CN105741696 A CN 105741696A CN 201610091527 A CN201610091527 A CN 201610091527A CN 105741696 A CN105741696 A CN 105741696A
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- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09F—DISPLAYING; ADVERTISING; SIGNS; LABELS OR NAME-PLATES; SEALS
- G09F9/00—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements
- G09F9/30—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements in which the desired character or characters are formed by combining individual elements
- G09F9/33—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements in which the desired character or characters are formed by combining individual elements being semiconductor devices, e.g. diodes
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- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09F—DISPLAYING; ADVERTISING; SIGNS; LABELS OR NAME-PLATES; SEALS
- G09F9/00—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements
- G09F9/30—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements in which the desired character or characters are formed by combining individual elements
- G09F9/301—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements in which the desired character or characters are formed by combining individual elements flexible foldable or roll-able electronic displays, e.g. thin LCD, OLED
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- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
- G09G3/00—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes
- G09G3/20—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters
- G09G3/22—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters using controlled light sources
- G09G3/30—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters using controlled light sources using electroluminescent panels
- G09G3/32—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters using controlled light sources using electroluminescent panels semiconductive, e.g. using light-emitting diodes [LED]
- G09G3/3208—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters using controlled light sources using electroluminescent panels semiconductive, e.g. using light-emitting diodes [LED] organic, e.g. using organic light-emitting diodes [OLED]
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Theoretical Computer Science (AREA)
- Computer Hardware Design (AREA)
- Devices For Indicating Variable Information By Combining Individual Elements (AREA)
Abstract
The invention belongs to the technical field of flexible electronic display control and provides a flexible display control device and a preparation method. The device comprises a printed circuit control layer and a flexible display screen, the printed circuit control layer is formed with liquid metal as electric wires, and the printed circuit control layer is connected with the flexible display screen to control the flexible display screen to perform display. A flexible circuit replaces a traditional rigid circuit so that the flexible display device can be bent and folded at any degree, the complete flexible display function is achieved, the application rang is wide, and practical significance is great.
Description
Technical field
The present invention relates to flexible electronic display control technology field, be specifically related to a kind of Flexible Displays and control device and preparation method.
Background technology
Along with the fast development of modern electronics industry, it is increasingly difficult to meet the productive life demand of people with the product prepared of electronic circuit that traditional flat board hard material is substrate.At this moment with the eyeball having the flexible electronic product that radian is feature to begin slowly to attract people flexible, portable, soft, and relevant flexible display technologies plays important role in the application of flexible electronic, the main application flexibility electronic technology of flexible display technologies, flexible display media electronic component and material have been arranged on flexible or flexible substrate, display is made to have the characteristic that can bend or be curled into arbitrary shape, can prepare such as flexible electronic products such as Electronic Paper, following flexible TVs.
From industry application angle, flexible display technologies can be roughly divided into several classes such as machine light emitting diode (OLED) technology, liquid crystal display (LCD) technology and electrophoresis showed (EPD) technology, and wherein Organic Light Emitting Diode technology by its self-luminous, low-power consumption, fast response time, visual angle width, resolving power height, wide temp performance, high brightness, high-contrast, the advantage such as resistance to shock is good, bending resistance is strong in flexible display technologies field in occupation of very important status.Although Organic Light Emitting Diode is as the flexible display technologies of main flow, slowly must move towards industry application direction from laboratory, but the rigidity due to its control circuit, therefore the degree accomplishing that display screen can be carried out any bending fold it is difficult to existing technology, Flexible Displays truly cannot be realized, it is impossible to realize Flexible Displays function completely.
Summary of the invention
For the defect that prior art exists, the present invention proposes a kind of Flexible Displays and controls device and preparation method, the problem that the display screen existed to solve prior art cannot be carried out the bending fold of arbitrary extent.
For this purpose it is proposed, first aspect, the present invention provides a kind of Flexible Displays to control device, including: the printed circuit key-course formed as electric lead by liquid metal and flexible display screen；
Described printed circuit key-course, is connected with described flexible display screen, displays controlling described flexible display screen.
Wherein, also include: data collection layer；
Described data collection layer, for gathering the characteristic parameter in region to be detected, and sends described characteristic parameter to described flexible display screen；
Described flexible display screen, for receiving the control of described printed circuit key-course, processs and displays the described characteristic parameter received.
Wherein, described data collection layer is flexible sensor.
Wherein, described flexible sensor includes at least two sensor in temperature sensor, humidity sensor, pressure transducer, light intensity sensor.
Wherein, also include: flexible therapeutic screen；
Described flexible therapeutic screen is connected with described printed circuit key-course, for receiving the control of described printed circuit key-course, sends corresponding light.
Wherein, also include: flexible power supply layer；
Described flexible power supply layer, for powering for described data collection layer, described printed circuit key-course, described flexible display screen and described flexible therapeutic screen.
Wherein, described flexible display screen is organic light-emitting diode (OLED) display screen.
Second aspect, the present invention provides the preparation method that a kind of above-mentioned Flexible Displays controls device, it is characterised in that including:
The circuit that liquid metal material is formed is printed on flexible circuit substrate, forms flexible circuit；
Described flexible circuit is fitted on the surface of flexible electronic device, forms described printed circuit key-course；
Described printed circuit key-course and described flexible display screen are packaged, form described Flexible Displays and control device.
Wherein, described liquid metal material is two-phase or the heterogeneous alloy of at least one metal in indium, stannum, zinc, bismuth, silver, aluminum and gallium composition.
Wherein, the described circuit by liquid metal material formation is printed on flexible circuit substrate, forms flexible circuit, including:
Adopt etching conduit the method for filling or surface direct write or mask spray printing, the circuit that described liquid metal material is formed is printed on PDMS base material, form flexible circuit.
A kind of Flexible Displays provided by the invention controls device and preparation method, by adopting room temperature metal material, the method that liquid metal solid phase becomes transfer is utilized to be printed upon in corresponding Flexible Displays substrate using liquid metal as wire, with flexibility function electronic device to laminating, the flexible circuit with feature flexible, yielding be instead of traditional rigid circuit, make flexible display apparatus can carry out the bending fold of arbitrary extent, reach Flexible Displays and control integration, achieve Flexible Displays function completely, there is critically important practical significance.And, the range of application of flexible display technologies can be expanded further, it is controlled equipment combine with the wearable display device of conformalization human body, flexible mobile terminal display device, flexible terminal, convenient and practical, improve Consumer's Experience.
Accompanying drawing explanation
In order to be illustrated more clearly that disclosure embodiment or technical scheme of the prior art, the accompanying drawing used required in embodiment or description of the prior art will be briefly described below, apparently, accompanying drawing in the following describes is only some embodiments of the disclosure, for those of ordinary skill in the art, under the premise not paying creative work, it is also possible to obtain other accompanying drawing according to these figure.
Fig. 1 controls the structural representation of device for the Flexible Displays that one embodiment of the invention provides；
Fig. 2 controls the structural representation of device for the Flexible Displays that one embodiment of the invention provides；
Fig. 3 is converted into the schematic diagram of Intelligent bracelet for the Flexible Displays mobile terminal that one embodiment of the invention provides；
The schematic diagram of the flexible glove display device that Fig. 4 provides for one embodiment of the invention；
The schematic diagram of the conformalization Phototherapeutic instrument that Fig. 5 provides for one embodiment of the invention；
Fig. 6 controls the flow chart of the preparation method of device for the Flexible Displays that one embodiment of the invention provides.
Description of reference numerals
In figure: 201: Flexible Displays mobile terminal 202: Intelligent bracelet 301: glove bulk 302: the first flexible physiological sensor group 303: the first flexible display screen 401: body surface area 402: the second to be treated flexible physiological sensor group 403: the second flexible display screen 404: conformalization Phototherapeutic instrument controller.
Detailed description of the invention
Below in conjunction with the accompanying drawing in disclosure embodiment, the technical scheme in disclosure embodiment is clearly and completely described, it is clear that described embodiment is only a part of embodiment of the present invention, rather than whole embodiments.Based on the embodiment in the disclosure, the every other embodiment that those of ordinary skill in the art obtain under not making creative work premise, broadly fall into the scope of disclosure protection.
As it is shown in figure 1, the disclosure one embodiment provides a kind of Flexible Displays controls device, this device includes: the printed circuit key-course 11 formed as electric lead by liquid metal and flexible display screen 12；Printed circuit key-course 11, is connected with flexible display screen 12, displays controlling described flexible display screen 12.
A kind of Flexible Displays that the present embodiment provides controls device, formed the flexible circuit with feature flexible, yielding as electric lead by liquid metal, replace traditional rigid circuit, make the flexible display apparatus formed can carry out the bending fold of arbitrary extent, achieve Flexible Displays function completely, reach Flexible Displays and controlled integration, there is critically important realistic meaning.
Specifically, printed circuit key-course for preparing the circuit with certain function, displays controlling flexible display screen.
It should be noted that, liquid metal material in the present embodiment is gallium or the metal alloy of gallio different ratio, such as gallium-indium alloy, gallium-indium-tin alloy, the fusing point of gallium is 29.8 DEG C, the alloy melting point of its different ratio generally can be lower, therefore is in a liquid state under room temperature, has metalline and fluid properties concurrently, and have very big surface tension, it is about 9 times of water.Liquid metal printing as marking ink flexible flexible electronic circuit on a flexible substrate, and process simple, the connection with electronic devices and components is good.
As in figure 2 it is shown, another embodiment of the disclosure provides a kind of Flexible Displays controls device, on the basis of the printed circuit key-course formed as electric lead by liquid metal disclosed in above-described embodiment and flexible display screen, also include: data collection layer 10；
Data collection layer 10, for gathering the characteristic parameter in region to be detected, and sends flexible display screen 12 to by characteristic parameter；
Flexible display screen 12, for receiving the control of printed circuit key-course 11, processs and displays the characteristic parameter received.
Specifically, control chip is carried out corresponding programming in advance, and controlled flexible display screen by control chip by the present embodiment.
Specifically, the data collection layer in the present embodiment is flexible sensor group.
Specifically, the flexible sensor group in the present embodiment includes at least two sensor in temperature sensor, humidity sensor, pressure transducer, light intensity sensor.
It should be noted that the sensor adopted must have good flexibility.
It should be noted that, temperature sensor in the present embodiment, humidity sensor, pressure transducer, light intensity sensor are by way of example only, the particular type of the present embodiment not limit sensor, those skilled in the art according to practical situation, can select the physical-chemical parameters such as physiological signal and temperature, humidity, intensity of illumination at the positions such as the different head of sensor acquisition human body, pulmonary, chest, heart, liver, kidney, skin.
As in figure 2 it is shown, a kind of Flexible Displays that the present embodiment provides controls device, also include: flexible therapeutic screen 13；
Flexible therapeutic screen 13 is connected with printed circuit key-course 11, for receiving the control of printed circuit key-course 11, sends corresponding light.
Specifically, flexible therapeutic screen in the present embodiment adopts the flexible optical screen of conformalization that can send specific high light, can be analyzed according to the result of characteristic parameter, and according to analyzing result, on focal area, conformalization sticks flexible optical screen, to focal zone and the light treatment carrying out corresponding light intensity.
Specifically, flexible therapeutic screen can send prevention and the artificial light rays for the treatment of disease, for instance artificial light rays and other the artificial light rayses such as infrared ray, ultraviolet, visible ray, laser lamp.
Flexible Displays in the present embodiment controls device and can be used for being converted into the flexible phototherapy apparatus of conformalization, the range of application that Flexible Displays controls device expands to flexible detection treatment field, there is stronger practicality, compared with traditional phototherapy apparatus, traditional phototherapy apparatus is in use, what send is the light of certain light intensity, this light is while killing lesion tissue, also to normally renting, there is certain destructiveness, and the flexible phototherapy apparatus in the present embodiment is the focal area that is attached to of conformalization, impact will not be produced by normal tissue over the course for the treatment of, improve guarantee safe to the human body, improve user satisfaction.
Specifically, the Flexible Displays that the present embodiment provides controls device and also includes the flexible power supply layer 14 shown in Fig. 2, for powering for data collection layer 10, printed circuit key-course 11, flexible display screen 12 and flexible therapeutic screen 13.
Specifically, flexible power supply layer controls the offer energy that works alone of device for the Flexible Displays in the present embodiment.
Flexible power supply layer in the present embodiment has flexible, and the power of output remains stable in bending situation, and the steady operation controlling device for Flexible Displays provides certain energy foundation.
Specifically, the flexible display screen in the present embodiment adopts organic light-emitting diode (OLED) display screen, but the present embodiment does not limit the particular type of conformalization flexible display screen, and those skilled in the art can select different conformalization flexible display screens according to practical situation.
As it is shown on figure 3, present embodiments provide a kind of Flexible Displays mobile terminal device, can by application example that Flexible Displays mobile terminal device 201 bending fold is Intelligent bracelet 202.
Wherein, Flexible Displays mobile terminal device is provided with polytype biosensor, such as pressure transducer, for measuring characteristics of human body's parameters such as pulse heart rate, temperature sensor, for measuring the shell temperature of human body in real time, humidity sensor, for measuring the humidity etc. of human body surface skin.
Specifically, it is that Intelligent bracelet 202 band is on arm by Flexible Displays mobile terminal device 201 bending fold, Intelligent bracelet 202 sends the characteristic parameter that various types of biosensors collect the processing center of Flexible Displays mobile terminal device to, the processing center characteristic parameter to collecting carries out the process of the degree of certain one-tenth, then demonstrates in a graphical form on flexible display screen in the device and collects characteristic parameter and carry out characteristic parameter processing obtained result.
A kind of Flexible Displays mobile terminal device that the present embodiment provides, liquid metal printed electronic flexible display technologies is combined with Flexible Displays mobile terminal device, Flexible Displays mobile terminal device can be converted conformalization shape, such as Intelligent bracelet, there is measurement electrocardio or further feature parameter, and directly display measurement result, convenient and practical.
It should be noted that the present embodiment does not limit the concrete display form of characteristic parameter, those skilled in the art can according to practical situation, and other display form beyond employing place figure shows the characteristic parameter and result that collect.
It should be noted that the Flexible Displays mobile terminal device in the present embodiment according to the demand of user, can also set the characteristic parameter needing to gather, it is possible to the parameter collected is preserved.
As shown in Figure 4, present embodiments provide a kind of flexible glove display device, including: glove bulk the 301, first flexible physiological sensor 302 and the first flexible display screen 303；
Wherein, first flexible physiological sensor group 302 and the first flexible display screen 303 are embedded in glove bulk 301 internal, specifically, the first flexible sensor group 302 is embedded in the finger position place of glove bulk 301, and the first flexible display screen 302 is embedded in the palm position of glove bulk 301.
Specifically, first flexible physiological sensor group 302 gathers the kinematic parameter of hand according to the pressure that action and the hand of finger bear, the kinematic parameter of the first flexible physiological sensor group collection is processed by the signal processing center in the first flexible display device 303, obtain result, then pass through flexible display screen and the kinematic parameter collected and result are shown in a graphical form.
It should be noted that the flexible display screen 303 in the present embodiment is the flexible display screen that display controls integration.
It should be noted that, those skilled in the art can control the thought of integration according to the display of the present invention, flexible glove display device in the present embodiment is expanded to the flexible display device gathering Whole Body signal, the flexible physiological sensor group being used for gathering body surface characteristic parameter can be embedded in the tights of human body, and flexible display screen is arranged on the cuff position of tights.Characteristics of human body's parameter of collection is transferred to and is arranged in the flexible display screen that cuff goes out by flexible physiological sensor group, just can realize gathering the physiological signal at the positions such as pulmonary, chest, heart, liver, kidney, skin, and the health of human body is carried out an overall detection and display.Convenient and practical, help monitoring in real time and the health of reality human body, be favorably improved Consumer's Experience.
A kind of flexible glove display device that the present embodiment provides, liquid metal printed electronic flexible display technologies is combined with wearable flexible display device, the health of real-time monitoring and display human body, as beautification glove can be utilized to survey the dry and wet degree of skin and directly display out measurement parameter, user can according to the measurement parameter skin care demonstrated, make equipment hommization more, improve the satisfaction of user.
As shown in Figure 5, present embodiments provide a kind of conformalization Phototherapeutic instrument, optical therapeutic can be carried out at lesion tissue body surface, including: body surface area to be treated 401, second flexible physiological sensor group the 402, second flexible display screen 403 and conformalization Phototherapeutic instrument controller 404；
Wherein, second flexible physiological sensor group 402, for detecting the lesion tissue in human body region to be treated, and the physiological signal of the lesion tissue of collection is transferred in conformalization Phototherapeutic instrument controller 404, physiological signal is processed by conformalization Phototherapeutic instrument controller 404, and judge to take which kind of remedy measures, by the second flexible display screen 403 docile in human body region to be treated, accept the control of conformalization Phototherapeutic instrument controller 404, send artificial light rays, the photo-irradiation treatment to the body surface memory respective strengths of corresponding lesion tissue.Achieve the integration of the flexible detection treatment of conformalization.
Specifically, those skilled in the art can also control the thought of integration according to the Flexible Displays in the present invention, and Flexible Control display device is made flexible terminal communication equipment, Flexible Displays mobile terminal device, wearable flexible detection display device etc..
Flexible Displays in the present embodiment controls the technology of integration and has the advantage that
(1) by wearable to flexibility mobile terminal device and the human body ingenious combination of flexible display device so that it is mutually change, the use scope of mobile terminal device has been expanded.
(2) liquid metal flexible circuit can be printed as the electronic circuit of different conformalization, it is combined with flexible display screen, just can prepare collection display and control the novel flexible display screen being different from conventional flex display device of integration, and this novel flexible display screen just can be prepared, with the combination of flexible physiological sensor, the wearable flexible apparatus that detection display is integrated, almost can be covered in each body surface area of whole body, be with a wide range of applications.
(3) by display device and control circuit are transformed a little, just can produce the flexible photo-therapeutic system of conformalization, its range of application is extended to detection treatment field from detection display field, there is very strong practicality.
As shown in Figure 6, the invention provides the preparation method that a kind of above-mentioned Flexible Displays controls device, comprise the steps S1 to S3:
S1, by liquid metal material formed circuit be printed on flexible circuit substrate, formed flexible circuit；
S2, described flexible circuit is fitted on flexible electronic device, form described printed circuit key-course；
S3, described printed circuit key-course and described flexible display screen are packaged, form described Flexible Displays and control device.
Liquid metal material in the present embodiment is two-phase or the heterogeneous alloy of at least one metal in indium, stannum, zinc, bismuth, silver, aluminum and gallium composition.
Step S1 in the present embodiment: " circuit that liquid metal material is formed being printed on flexible circuit substrate, form flexible circuit ", including step S1`:
The method of S1`, employing etching conduit filling or surface direct write or mask spray printing, is printed on PDMS base material by the circuit that described liquid metal material is formed, forms flexible circuit.
It should be noted that the present embodiment does not limit the printing method of electronic circuit as etching conduit and fill, the method such as surface direct write, mask spray printing, those skilled in the art can select other printing method according to practical situation.
Flexible display screen in the present embodiment is Organic Light Emitting Diode screen.
Specifically, the display combined with Organic Light Emitting Diode screen by liquid metal print circuit controls the process that realizes of integrated flexible display technologies:
(1) design Programmable Logic Device, owing to flexible display screen involved in present example is controlled by chip, it is necessary to its control chip is carried out corresponding programming；
(2) flexibly connect, i.e. the connection of organic light emitting diode device and liquid metal circuit devcie, to realize optimum metal interconnection；
(3) circuit connected being carried out actual functional capability test, to test the flexibility of display screen and circuit to its control ability, by its folded bent difference profile, reprogramming is to show various pattern；
(4) it is carried out measuring mechanical property, to judge its mechanical firmness, for practical application；
(5) Organic Light Emitting Diode screen is made the flexible display device that the integrated human body of detection display is wearable with control circuit encapsulation, add some flexible physiological sensors thereon, such as skin dry and wet monitor, pulse and respiratory monitor etc., detect in real time the basic physiological parameter of human body and show.
The preparation method that a kind of above-mentioned Flexible Displays that the present embodiment provides controls device, by adopting liquid metal material, printed electronics circuit on a flexible substrate, and moral electronic circuit will be printed to fit to the arbitrary surfaces of flexible electronic device, form printed circuit key-course, and printed circuit key-course, sensing data acquisition layer, detection display layer, optical screen treatment layer and charging layer are packaged, the Flexible Displays formed controls the bending fold of device class arbitrary extent, achieve completely to Flexible Displays function, applied range, has higher practicality.
One of ordinary skill in the art will appreciate that: various embodiments above only in order to technical scheme to be described, is not intended to limit；Although the present invention being described in detail with reference to foregoing embodiments, it will be understood by those within the art that: the technical scheme described in foregoing embodiments still can be modified by it, or wherein some or all of technical characteristic is carried out equivalent replacement；And these amendments or replacement, do not make the essence of appropriate technical solution depart from the scope of the claims in the present invention.
Claims (10)
1. a Flexible Displays controls device, it is characterised in that including: the printed circuit key-course formed as electric lead by liquid metal and flexible display screen；
Described printed circuit key-course, is connected with described flexible display screen, displays controlling described flexible display screen.
2. device according to claim 1, it is characterised in that also include: data collection layer；
Described data collection layer, for gathering the characteristic parameter in region to be detected, and sends described characteristic parameter to described flexible display screen；
Described flexible display screen, for receiving the control of described printed circuit key-course, processs and displays the described characteristic parameter received.
3. device according to claim 2, it is characterised in that described data collection layer is flexible sensor.
4. device according to claim 3, it is characterised in that described flexible sensor includes at least two sensor in temperature sensor, humidity sensor, pressure transducer, light intensity sensor.
5. device according to claim 1, it is characterised in that also include: flexible therapeutic screen；
Described flexible therapeutic screen is connected with described printed circuit key-course, for receiving the control of described printed circuit key-course, sends corresponding light.
6. the device according to any one of Claims 1 to 5, it is characterised in that also include: flexible power supply layer；
Described flexible power supply layer, for powering for described data collection layer, described printed circuit key-course, described flexible display screen and described flexible therapeutic screen.
7. device according to claim 1, it is characterised in that described flexible display screen is organic light-emitting diode (OLED) display screen.
8. the preparation method of device as described in any one of claim 1～7, it is characterised in that including:
The circuit that liquid metal material is formed is printed on flexible circuit substrate, forms flexible circuit；
Described flexible circuit is fitted on the surface of flexible electronic device, forms described printed circuit key-course；
Described printed circuit key-course and described flexible display screen are packaged, form described Flexible Displays and control device.
9. method according to claim 8, it is characterised in that described liquid metal material is two-phase or the heterogeneous alloy of at least one metal in indium, stannum, zinc, bismuth, silver, aluminum and gallium composition.
10. method according to claim 8, it is characterised in that the described circuit by liquid metal material formation is printed on flexible circuit substrate, forms flexible circuit, including:
Adopt etching conduit the method for filling or surface direct write or mask spray printing, the circuit that described liquid metal material is formed is printed on PDMS base material, form flexible circuit.
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| CN107066198A (en) * | 2017-03-31 | 2017-08-18 | 联想(北京)有限公司 | The control method and flexible electronic devices of a kind of flexible display screen |
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| CN108231843A (en) * | 2017-12-30 | 2018-06-29 | 云南靖创液态金属热控技术研发有限公司 | A kind of flexible OLED display and preparation method thereof |
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| CN111462934A (en) * | 2019-01-18 | 2020-07-28 | 北京梦之墨科技有限公司 | Conductive paste, preparation method thereof, wearable electronic circuit and DIY (digital image processing) suite thereof |
| CN112006384A (en) * | 2019-05-31 | 2020-12-01 | Oppo广东移动通信有限公司 | Flexible electronic device |
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