CN111443546A - Display and preparation method thereof - Google Patents
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- CN111443546A CN111443546A CN202010185781.1A CN202010185781A CN111443546A CN 111443546 A CN111443546 A CN 111443546A CN 202010185781 A CN202010185781 A CN 202010185781A CN 111443546 A CN111443546 A CN 111443546A
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- 238000002360 preparation method Methods 0.000 title abstract description 6
- 238000001962 electrophoresis Methods 0.000 claims abstract description 17
- 239000002245 particle Substances 0.000 claims description 67
- 239000010410 layer Substances 0.000 claims description 59
- 239000007788 liquid Substances 0.000 claims description 18
- 239000011241 protective layer Substances 0.000 claims description 15
- 239000012530 fluid Substances 0.000 claims description 9
- 239000000758 substrate Substances 0.000 claims description 9
- 239000003086 colorant Substances 0.000 claims description 7
- 238000004519 manufacturing process Methods 0.000 claims description 6
- 238000004806 packaging method and process Methods 0.000 claims description 5
- 238000000034 method Methods 0.000 claims description 4
- 230000002093 peripheral effect Effects 0.000 claims description 4
- 239000011159 matrix material Substances 0.000 claims description 3
- 230000007935 neutral effect Effects 0.000 claims description 3
- 239000002699 waste material Substances 0.000 abstract description 2
- 238000005516 engineering process Methods 0.000 description 5
- 238000012423 maintenance Methods 0.000 description 5
- 230000000694 effects Effects 0.000 description 4
- 230000001681 protective effect Effects 0.000 description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 230000002950 deficient Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000005684 electric field Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000005538 encapsulation Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
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- G—PHYSICS
- G02—OPTICS
- G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
- G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
- G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour
- G02F1/165—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on translational movement of particles in a fluid under the influence of an applied field
- G02F1/1675—Constructional details
- G02F1/16757—Microcapsules
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- G—PHYSICS
- G02—OPTICS
- G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
- G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
- G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour
- G02F1/165—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on translational movement of particles in a fluid under the influence of an applied field
- G02F1/166—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on translational movement of particles in a fluid under the influence of an applied field characterised by the electro-optical or magneto-optical effect
- G02F1/167—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on translational movement of particles in a fluid under the influence of an applied field characterised by the electro-optical or magneto-optical effect by electrophoresis
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- G—PHYSICS
- G02—OPTICS
- G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
- G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
- G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour
- G02F1/165—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on translational movement of particles in a fluid under the influence of an applied field
- G02F1/1685—Operation of cells; Circuit arrangements affecting the entire cell
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- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Health & Medical Sciences (AREA)
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- Chemical & Material Sciences (AREA)
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- Electrochromic Elements, Electrophoresis, Or Variable Reflection Or Absorption Elements (AREA)
Abstract
The invention relates to a display and a preparation method thereof, the display comprises an integrated fixing piece and a plurality of display units, the plurality of display units are fixed on the integrated fixing piece, an input circuit is arranged on the integrated fixing piece, each display unit comprises a driving bottom plate layer, an electrophoresis display layer and a transparent conductive electrode, the electrophoresis display layer is positioned between the driving bottom plate layer and the transparent conductive electrode, the driving bottom plate layer is provided with a pixel driving circuit, the driving bottom plate layer is close to the integrated fixing piece, the transparent conductive electrode is positioned at the observation side of the electrophoresis display layer, the driving bottom plate layer and the electrophoresis display layer of the adjacent display units are mutually independent, the transparent conductive electrodes of the adjacent display units are mutually independent or are integrated, and the driving bottom plate layer and the transparent conductive electrode are electrically connected with the input circuit on the integrated fixing piece; the display has larger display area, can not cause the waste of the whole display layer because of the bad display of a certain electrophoretic display microcell, and can effectively reduce the cost.
Description
Technical Field
The invention relates to the field of displays, in particular to a display and a preparation method thereof.
Background
The Electrophoretic display is a display technology developed earlier for Paper-like displays, which utilizes colored charged spheres to move in a liquid environment by an external electric field to present display effects of different colors, and the Electrophoretic display (E-Paper) technology is a technology most likely to realize industrialization of electronic Paper due to the combination of the advantages of common Paper and electronic displays, and has emerged from a plurality of display technologies to become one of the electronic display technologies with great potential development.
Disclosure of Invention
Accordingly, there is a need for an electrophoretic display that can replace defective electrophoretic display cells.
The invention provides a display, which comprises an integrated fixing piece and a plurality of display units, wherein the display units are fixed on the integrated fixing piece, the integrated fixing piece is provided with an input circuit, each display unit comprises a driving bottom plate layer, an electrophoresis display layer and a transparent conductive electrode, the electrophoresis display layer is positioned between the driving bottom plate layer and the transparent conductive electrode, the driving bottom plate layer is provided with a pixel driving circuit, the driving bottom plate layer is close to the integrated fixing piece, the transparent conductive electrode is positioned at the observation side of the electrophoresis display layer, the driving bottom plate layer and the electrophoresis display layer of the adjacent display unit are mutually independent, the transparent conductive electrodes of the adjacent display unit are mutually independent or are integrated, the driving bottom plate layer and the transparent conductive electrode are electrically connected with the input circuit on the integrated fixing piece.
Preferably, the electrophoretic display layer of each display unit comprises a plurality of electrophoretic display microcells, and each electrophoretic display microcell comprises a transparent encapsulating shell, an electrophoretic liquid encapsulated in the transparent encapsulating shell, and electrophoretic particles dispersed in the electrophoretic liquid.
Preferably, the electrophoretic display unit comprises a transparent packaging shell, and each electrophoretic display unit comprises a white electrophoretic particle and a black electrophoretic particle, wherein the white electrophoretic particle and the black electrophoretic particle have opposite charges or one of the opposite charges and the other of the opposite charges is neutral.
Preferably, each display unit has a color display state, and the colors of the adjacent display units in the color display state are different.
Preferably, the electrophoretic display layer of each display unit comprises a plurality of electrophoretic display microcells, each electrophoretic display microcell comprises a transparent encapsulating shell, an electrophoretic liquid encapsulated in the transparent encapsulating shell, and electrophoretic particles dispersed in the electrophoretic liquid, colored electrophoretic particles are encapsulated in the transparent encapsulating shells of at least some electrophoretic display microcells, and the colored electrophoretic particles in adjacent display units are different in color; or
The electrophoretic display layer of each display unit comprises a plurality of electrophoretic display microcells, each electrophoretic display microcell comprises a transparent packaging shell, electrophoretic liquid packaged in the transparent packaging shell and electrophoretic particles dispersed in the electrophoretic liquid, at least part of electrophoretic liquid in the electrophoretic display microcells is colored, and the colored electrophoretic liquid in adjacent display units is different in color;
at least part of the display units are provided with color filter layers, and the color of the color filter layers in the adjacent display units are different.
Preferably, the plurality of display units are distributed on the integrated fixing piece in a matrix manner.
Preferably, the integrated fixing member is provided with a plurality of first connectors, each display unit is provided with a second connector, and the second connectors are electrically connected with the first connectors correspondingly.
Preferably, the integrated fixing member includes a fixing substrate on which the plurality of display units are fixed; or
The integrated fixing piece comprises a fixing frame, wherein the fixing frame is provided with a plurality of mounting hole positions, and the display units are respectively embedded into the corresponding mounting hole positions.
Preferably, each of the display units further includes a protective layer covering a display side and a peripheral side of the display unit; and/or the presence of a gas in the gas,
the display also includes an outer protective layer covering a display side of a display unit of the display.
The invention also provides a preparation method of the display, which comprises the following steps:
providing a plurality of display units, wherein each display unit comprises a driving bottom plate layer, an electrophoresis display layer and a transparent conductive electrode, the electrophoresis display layer is positioned between the driving bottom plate layer and the transparent conductive electrode, and the driving bottom plate layer is provided with a pixel driving circuit;
and taking an integrated fixing piece, fixing the driving bottom plate on the integrated fixing piece, and electrically connecting the transparent conductive electrode and the pixel driving circuit with the integrated fixing piece.
Because the display provided by the invention comprises the plurality of display units, and each display unit is independent, when the display unit has poor display, the display unit with good display effect can be used for replacing the display unit with poor display, the whole display cannot be wasted, and the production cost can be effectively reduced.
Drawings
The foregoing and other objects, features and advantages of the invention will be apparent from the following more particular description of preferred embodiments of the invention, as illustrated in the accompanying drawings. Like reference numerals refer to like parts throughout the drawings, and the drawings are not intended to be drawn to scale in actual dimensions, emphasis instead being placed upon illustrating the principles of the invention.
FIG. 1 is a schematic diagram of a display according to a preferred embodiment of the present invention;
FIGS. 2-4 are schematic structural views of displays according to other preferred embodiments of the present invention;
fig. 5-7 are top views of various embodiments of the present invention.
Detailed Description
To facilitate an understanding of the invention, the invention will now be described more fully with reference to the accompanying drawings.
It will be understood that when an element is referred to as being "connected" to another element, it can be directly connected to the other element and be integral therewith, or intervening elements may also be present. The terms "mounted," "one end," "the other end," and the like are used herein for illustrative purposes only.
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.
Referring to fig. 1 to 7, an embodiment of the invention provides a display, which includes an integrated fixing member 1 and a plurality of display units 2, wherein the plurality of display units 2 are fixed on the integrated fixing member 1, and an input circuit is disposed on the integrated fixing member 1. Each display unit 2 comprises a driving bottom plate 21 layer, an electrophoretic display layer 22 and a transparent conductive electrode 23, the electrophoretic display layer 22 is located between the driving bottom plate 21 layer and the transparent conductive electrode 23, the driving bottom plate 21 layer is provided with a pixel driving circuit, the driving bottom plate 21 layer is close to the integrated fixing member 1, and the transparent conductive electrode 23 is located on the observation side of the electrophoretic display layer 22. The driving bottom plate 21 layer and the electrophoresis display layer 22 of the adjacent display unit 2 are mutually independent, when the display unit 2 has poor display, the display unit 2 with good display effect can be used for replacing the display unit 2 with poor display, the whole display cannot be wasted, the material is saved, and the production cost can be effectively reduced. The transparent conductive electrodes 23 of adjacent display units 2 are independent from each other or integrated, that is, each display unit 2 may be provided with a separate transparent conductive electrode 23, or a plurality of display units 2 may share one transparent conductive electrode 23. The driving substrate 21 layer and the transparent conductive electrode 23 are electrically connected to the input circuit of the integrated fixing member 1, and the input circuit of the integrated fixing member 1 supplies power to the driving substrate 21 and the transparent conductive electrode 23.
In a preferred embodiment, the electrophoretic display layer 22 of each display unit 2 includes a plurality of electrophoretic display microcells 20, and the electrophoretic display microcells 20 include a transparent encapsulating shell, an electrophoretic fluid encapsulated within the transparent encapsulating shell, and electrophoretic particles dispersed in the electrophoretic fluid. The electrophoretic particles move in the electrophoretic fluid and appear on the display side of the display unit 2 as a color of the electrophoretic particles close to the display side. If one display unit 2 only comprises one electrophoretic display microcell 20, the plurality of electrophoretic display microcells 20 need to be respectively installed on the integrated fixing member 1 during production and assembly, and the process is complex and the operation is troublesome. In this embodiment, a plurality of electrophoretic display microcells 20 are assembled on one display unit 2, and then the plurality of display units 2 are fixed on the integrated fixing member 1 to form a display. The method is convenient for replacing the broken display unit 2, is convenient for workers to assemble, and simplifies the process. If a display unit 2 comprises only one electrophoretic display microcell 20, the size of the display unit is too small, and ordinary maintenance personnel may not be able to maintain the display unit, and the display unit needs to be returned to the factory for maintenance, which wastes labor and time. If one display unit 2 comprises a plurality of electrophoretic display microcells 20, the size of the electrophoretic display microcell is larger than that of one electrophoretic display microcell 20, so that the electrophoretic display is convenient for ordinary maintenance personnel to maintain, does not need to return to a manufacturer for maintenance, and does not influence the use of a user; the detached display unit 2 is smaller than the whole display, and is more convenient to post to a manufacturer for maintenance.
In a preferred embodiment, each electrophoretic display microcell 20 has white electrophoretic particles and black electrophoretic particles encapsulated in a transparent encapsulating shell, and the white electrophoretic particles and the black electrophoretic particles have opposite charges or one of the two has a charge and the other one has a neutral charge; the display can be made to display black and white text and graphics.
In a preferred embodiment, each display element 2 has a color display state, and the colors of adjacent display elements 2 in the color display state are different. The "color" in the "color display state" means a color excluding black, white, and gray; "adjacent display unit 2" means a display unit 2 having adjacent sides, and diagonally opposite display units 2 do not belong to adjacent display units 2.
In a preferred embodiment, the electrophoretic display layer 22 of each display unit 2 includes a plurality of electrophoretic display microcells 20, each electrophoretic display microcell 20 includes a transparent encapsulating shell, an electrophoretic liquid encapsulated in the transparent encapsulating shell, and electrophoretic particles dispersed in the electrophoretic liquid, at least a portion of the electrophoretic display microcells 20 are encapsulated with colored electrophoretic particles in the transparent encapsulating shell, and the colored electrophoretic particles in adjacent display units 2 are different in color.
Referring to fig. 5-7, in a preferred embodiment, the electrophoretic display layer 22 of each display unit 2 includes a plurality of electrophoretic display microcells 20, each electrophoretic display microcell 20 includes a transparent encapsulating shell, an electrophoretic fluid encapsulated in the transparent encapsulating shell, and electrophoretic particles dispersed in the electrophoretic fluid, at least a portion of the electrophoretic fluid in the electrophoretic display microcell 20 is colored, and the colored electrophoretic fluid in adjacent display units 2 is different in color. The colored electrophoretic liquid and the white (or black) electrophoretic particles cooperate to form a colored electrophoretic display microcell 20. In a specific embodiment, each display unit 2 includes three electrophoretic display micro units 20, which are a first electrophoretic display micro unit 201, a second electrophoretic display micro unit 202, and a third electrophoretic display micro unit 203, and the first electrophoretic display micro unit 201, the second electrophoretic display micro unit 202, and the third electrophoretic display micro unit 203 are arranged in a "pin" or a "| |" shape. In another embodiment, each display unit 2 includes four electrophoretic display microcells 20, which are a first electrophoretic display microcell 201, a second electrophoretic display microcell 202, a third electrophoretic display microcell 203, and a fourth electrophoretic display microcell 204, respectively, and the first electrophoretic display microcell 201, the second electrophoretic display microcell 202, the third electrophoretic display microcell 203, and the fourth electrophoretic display microcell 204 are arranged in a "field" shape
Referring to fig. 5-7, in a preferred embodiment, a plurality of display units 2 are distributed in a matrix on the integrated fastening member 1. In an embodiment, the display unit 2 includes three electrophoretic display micro units 20, which are a first electrophoretic display micro unit 201, a second electrophoretic display micro unit 202, and a third electrophoretic display micro unit 203, and the first electrophoretic display micro unit 201, the second electrophoretic display micro unit 202, and the third electrophoretic display micro unit 203 are arranged in a "pin" or a "| |" shape. The first electrophoretic display microcell 201 includes first color electrophoretic particles and white electrophoretic particles, the second electrophoretic display microcell 202 includes second color electrophoretic particles and white electrophoretic particles, and the third electrophoretic display microcell 203 includes third color electrophoretic particles and white electrophoretic particles. In another preferred embodiment, the display unit 2 includes four electrophoretic display micro-units 20, which are a first electrophoretic display micro-unit 201, a second electrophoretic display micro-unit 202, a third electrophoretic display micro-unit 203 and a fourth electrophoretic display micro-unit 204, and the first electrophoretic display micro-unit 201, the second electrophoretic display micro-unit 202, the third electrophoretic display micro-unit 203 and the fourth electrophoretic display micro-unit 204 are arranged in a "field" shape. The first electrophoretic display microcell 201 includes first color electrophoretic particles and white electrophoretic particles, the second electrophoretic display microcell 202 includes second color electrophoretic particles and white electrophoretic particles, the third electrophoretic display microcell 203 includes third color electrophoretic particles and white electrophoretic particles, and the fourth electrophoretic display microcell 204 includes black electrophoretic particles and white electrophoretic particles; alternatively, the fourth electrophoretic display microcell 204 includes fourth colored electrophoretic particles and white electrophoretic particles. The fourth electrophoretic display microcell 204 may be used to adjust the brightness of the display when black and white electrophoretic particles are disposed in the fourth electrophoretic display microcell 204. When the fourth electrophoretic display microcell 204 includes the fourth color electrophoretic particles and the white electrophoretic particles, the color displayed by the electrophoretic display can be more colorful. Further, the first electrophoretic display microcell 201 includes red electrophoretic particles and white electrophoretic particles, the second electrophoretic display microcell 202 includes blue electrophoretic particles and white electrophoretic particles, and the third electrophoretic display microcell 203 includes yellow electrophoretic particles and white electrophoretic particles. The base color of red, yellow and blue is adopted, and various colors can be prepared. When the fourth electrophoretic display microcell 204 employs black electrophoretic particles and white electrophoretic particles, the fourth electrophoretic display microcell 204 may be used to adjust the brightness of the display; when the fourth electrophoretic display unit 204 employs the fourth color electrophoretic particles and the white electrophoretic particles, the fourth color electrophoretic particles may be different colors from the first, second, and third color electrophoretic particles, and the first electrophoretic display unit 201, the second electrophoretic display unit 202, the third electrophoretic display unit 203, and the fourth electrophoretic display unit 204 form a four-color basic color, and more colors can be matched than the three-color basic color.
Referring to fig. 2-4, in a preferred embodiment, at least some of the display units 2 have color filter layers 24, and the color of the color filter layers 24 in adjacent display units 2 are different. When the electrophoretic white particles and the electrophoretic black particles are encapsulated in the transparent encapsulation of the electrophoretic display microcell 20, the color filter layer 24 is added on the display surface of the electrophoretic display layer 22, so that color display can be realized.
Referring to fig. 3 and 4, in a preferred embodiment, the integrated fixing member 1 is provided with a plurality of first connectors 41, each display unit 2 is provided with a second connector 42, and the second connectors 42 are electrically connected with the first connectors 41 correspondingly. When the display unit 2 is mounted on the integrated fixing member 1, the first connector 41 and the second connector 42 are in contact conduction, so that the structure is simple, and the display unit 2 is convenient to replace.
In the preferred embodiment, the integrated fixing member 1 includes a fixing substrate on which the plurality of display units 2 are fixed, but of course, the integrated fixing member 1 may also be provided with through holes which are lightening holes or in which the display units 2 are installed. In another preferred embodiment, the integrated fixing member 1 includes a fixing frame having a plurality of mounting holes, and a plurality of display units 2 are respectively inserted into the corresponding mounting holes, and specifically, the fixing frame is formed by connecting and combining a plurality of bars.
Referring to fig. 2 and 4, in a preferred embodiment, each display element 2 further includes a protective layer 25, the protective layer 25 covering the display side and the peripheral side of the display element 2. The protective layer 25 may be a protective film having functions of scratch resistance, water resistance, ultraviolet ray resistance, and the like.
In a preferred embodiment, the display further comprises an outer protective layer 3, the outer protective layer 3 covering the display side of the display unit 2 of the display. The outer protective layer 3 may be a protective film or a protective plate having functions of scratch resistance, water resistance, ultraviolet ray resistance, and the like.
In the preferred embodiment, the display unit 2 is detachably fixed to the integrated fixing member 1, so that the display unit 2 is easily detached to replace a damaged display unit 2 with a new display unit 2.
The invention also provides a preparation method of the display, which comprises the following steps:
providing a plurality of display units 2, the display units comprising a driving backplane 21, a transparent conductive electrode 23 and an electrophoretic display layer 22, the electrophoretic display layer 22 being located between the driving backplane 21 and the transparent conductive electrode 23, the driving backplane 21 comprising a pixel driving circuit;
taking the integrated fixing member 1, fixing the driving substrate 21 on the integrated fixing member 1, and electrically connecting the transparent conductive electrode 23 and the pixel driving circuit of the driving substrate 21 with the integrated fixing member 1. During production, the display units 2 can be manufactured or purchased, and then each display unit 2 is fixed on the integrated fixing member 1. The driving substrate 21 and the transparent conductive electrode 23 are electrically connected to the integrated fixing member 1, and electricity is introduced into the driving substrate 21 and the transparent conductive electrode 23 from an input circuit on the integrated fixing member 1.
In a preferred embodiment, after the display unit 2 is manufactured, a protective layer 25 is arranged outside the display unit 2, and the protective layer 25 covers the outer side and the peripheral side of the display unit 2; in this embodiment, each protective layer 25 covers the outside of a single display unit 2.
In the preferred embodiment, after the display unit 2 is manufactured, a plurality of display units 2 are fixed on the integrated fixing member 1, and an outer protective layer 3 is provided on the display side of the plurality of display units 2; in this embodiment, each of the outer protective layers 3 covers a plurality of display units 2.
Because the display provided by the invention comprises the plurality of display units 2, and each display unit 2 is independent, when the display unit 2 has poor display, the display unit 2 with good display effect can be used for replacing the display unit 2 with poor display, the whole display cannot be wasted, and the production cost can be effectively reduced.
The technical features of the above embodiments can be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the above embodiments are not described, but should be considered as the scope of the present specification as long as there is no contradiction between the combinations of the technical features.
The above examples only express specific embodiments of the invention, and the description thereof is more specific and detailed, but not construed as limiting the scope of the invention. It should be noted that, for a person skilled in the art, several variations and modifications can be made without departing from the inventive concept, which falls within the scope of the present invention. Therefore, the protection scope of the present patent shall be subject to the appended claims.
Claims (10)
1. A display device comprising an integrated fixing member and a plurality of display units fixed to the integrated fixing member, the integrated fixing piece is provided with an input circuit, each display unit comprises a driving bottom plate layer, an electrophoresis display layer and a transparent conductive electrode, the electrophoresis display layer is positioned between the driving bottom plate layer and the transparent conductive electrode, the driving bottom plate layer is provided with a pixel driving circuit, the driving bottom plate layer is close to the integrated fixing piece, the transparent conductive electrode is positioned at the observation side of the electrophoresis display layer, the driving bottom plate layer and the electrophoresis display layer of the adjacent display unit are mutually independent, the transparent conductive electrodes of the adjacent display unit are mutually independent or are integrated, the driving bottom plate layer and the transparent conductive electrode are electrically connected with the input circuit on the integrated fixing piece.
2. The display of claim 1, wherein the electrophoretic display layer of each of the display cells comprises a plurality of electrophoretic display microcells comprising a transparent encapsulating shell, an electrophoretic fluid encapsulated within the transparent encapsulating shell, and electrophoretic particles dispersed in the electrophoretic fluid.
3. The display as recited in claim 2, wherein each electrophoretic display microcell has white electrophoretic particles and black electrophoretic particles encapsulated in a transparent encapsulating shell, and the white electrophoretic particles and the black electrophoretic particles have opposite charges or one of the white electrophoretic particles and the black electrophoretic particles has a charge and the other one of the white electrophoretic particles and the black electrophoretic particles has a neutral charge.
4. The display of claim 1, wherein each display element has a color display state, and adjacent display elements are different colors in the color display state.
5. The display as claimed in claim 4, wherein the electrophoretic display layer of each of the display units comprises a plurality of electrophoretic display microcells, the electrophoretic display microcells comprise transparent encapsulating shells, electrophoretic liquid encapsulated in the transparent encapsulating shells, and electrophoretic particles dispersed in the electrophoretic liquid, colored electrophoretic particles are encapsulated in the transparent encapsulating shells of at least some of the electrophoretic display microcells, and the colored electrophoretic particles in adjacent display units are different in color; alternatively, the first and second electrodes may be,
the electrophoretic display layer of each display unit comprises a plurality of electrophoretic display microcells, each electrophoretic display microcell comprises a transparent packaging shell, electrophoretic liquid packaged in the transparent packaging shell and electrophoretic particles dispersed in the electrophoretic liquid, at least part of electrophoretic liquid in the electrophoretic display microcells is colored, and the colored electrophoretic liquid in adjacent display units is different in color;
at least part of the display units are provided with color filter layers, and the color of the color filter layers in the adjacent display units are different.
6. The display according to any one of claims 1 to 5, wherein the plurality of display cells are distributed in a matrix on the integrated fastening member.
7. The display as claimed in any one of claims 1 to 5, wherein a plurality of first connectors are disposed on the integrated fixing member, and each of the display units has a second connector electrically connected to the first connector.
8. The display of claim 7, wherein the integrated fixture comprises a fixture substrate on which the plurality of display units are secured; or
The integrated fixing piece comprises a fixing frame, wherein the fixing frame is provided with a plurality of mounting hole positions, and the display units are respectively embedded into the corresponding mounting hole positions.
9. The display of claim 1, wherein each of the display cells further comprises a protective layer covering a display side and a peripheral side of the display cell; and/or the presence of a gas in the gas,
the display also includes an outer protective layer covering a display side of a display unit of the display.
10. A method for manufacturing a display, comprising the steps of:
providing a plurality of display units, wherein each display unit comprises a driving bottom plate layer, an electrophoresis display layer and a transparent conductive electrode, the electrophoresis display layer is positioned between the driving bottom plate layer and the transparent conductive electrode, and the driving bottom plate layer is provided with a pixel driving circuit;
and taking an integrated fixing piece, fixing the driving bottom plate on the integrated fixing piece, and electrically connecting the transparent conductive electrode and the pixel driving circuit with the integrated fixing piece.
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| CN202010185781.1A CN111443546A (en) | 2020-03-17 | 2020-03-17 | Display and preparation method thereof |
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| CN202010185781.1A CN111443546A (en) | 2020-03-17 | 2020-03-17 | Display and preparation method thereof |
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