CN108572697A - Display device and method for manufacturing the same - Google Patents
Display device and method for manufacturing the same Download PDFInfo
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- CN108572697A CN108572697A CN201810224003.1A CN201810224003A CN108572697A CN 108572697 A CN108572697 A CN 108572697A CN 201810224003 A CN201810224003 A CN 201810224003A CN 108572697 A CN108572697 A CN 108572697A
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- 238000004519 manufacturing process Methods 0.000 title claims abstract description 38
- 238000000034 method Methods 0.000 title description 4
- 238000005452 bending Methods 0.000 claims abstract description 486
- 238000012360 testing method Methods 0.000 claims description 65
- 239000000758 substrate Substances 0.000 claims description 15
- 230000005540 biological transmission Effects 0.000 claims description 10
- 239000011521 glass Substances 0.000 claims description 10
- 238000003466 welding Methods 0.000 claims description 10
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical group [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 claims description 6
- 229910052710 silicon Inorganic materials 0.000 claims description 6
- 239000010703 silicon Substances 0.000 claims description 6
- 230000000903 blocking effect Effects 0.000 claims 1
- 230000008093 supporting effect Effects 0.000 abstract description 5
- 230000001976 improved effect Effects 0.000 abstract description 2
- 230000002093 peripheral effect Effects 0.000 abstract 1
- 238000010586 diagram Methods 0.000 description 14
- 239000003990 capacitor Substances 0.000 description 12
- 238000001514 detection method Methods 0.000 description 12
- 230000003287 optical effect Effects 0.000 description 10
- 238000005516 engineering process Methods 0.000 description 9
- 230000008859 change Effects 0.000 description 8
- 230000000694 effects Effects 0.000 description 8
- 238000005520 cutting process Methods 0.000 description 7
- 239000000463 material Substances 0.000 description 3
- 230000005611 electricity Effects 0.000 description 2
- 239000000945 filler Substances 0.000 description 2
- 230000006698 induction Effects 0.000 description 2
- 230000001939 inductive effect Effects 0.000 description 2
- 239000011368 organic material Substances 0.000 description 2
- 238000005096 rolling process Methods 0.000 description 2
- 238000004458 analytical method Methods 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 230000004888 barrier function Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 210000004556 brain Anatomy 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000003628 erosive effect Effects 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 229910010272 inorganic material Inorganic materials 0.000 description 1
- 239000011147 inorganic material Substances 0.000 description 1
- 230000005012 migration Effects 0.000 description 1
- 238000013508 migration Methods 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 230000001737 promoting effect Effects 0.000 description 1
- 238000012797 qualification Methods 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 239000011347 resin Substances 0.000 description 1
- 229920005989 resin Polymers 0.000 description 1
- -1 steam Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 239000010409 thin film Substances 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Classifications
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F1/00—Details not covered by groups G06F3/00 - G06F13/00 and G06F21/00
- G06F1/16—Constructional details or arrangements
- G06F1/1601—Constructional details related to the housing of computer displays, e.g. of CRT monitors, of flat displays
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F1/00—Details not covered by groups G06F3/00 - G06F13/00 and G06F21/00
- G06F1/16—Constructional details or arrangements
- G06F1/1613—Constructional details or arrangements for portable computers
- G06F1/1633—Constructional details or arrangements of portable computers not specific to the type of enclosures covered by groups G06F1/1615 - G06F1/1626
- G06F1/1637—Details related to the display arrangement, including those related to the mounting of the display in the housing
- G06F1/1652—Details related to the display arrangement, including those related to the mounting of the display in the housing the display being flexible, e.g. mimicking a sheet of paper, or rollable
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M1/00—Substation equipment, e.g. for use by subscribers
- H04M1/02—Constructional features of telephone sets
- H04M1/0202—Portable telephone sets, e.g. cordless phones, mobile phones or bar type handsets
- H04M1/026—Details of the structure or mounting of specific components
- H04M1/0266—Details of the structure or mounting of specific components for a display module assembly
- H04M1/0268—Details of the structure or mounting of specific components for a display module assembly including a flexible display panel
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- Engineering & Computer Science (AREA)
- Theoretical Computer Science (AREA)
- Computer Hardware Design (AREA)
- General Engineering & Computer Science (AREA)
- Human Computer Interaction (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Signal Processing (AREA)
- Devices For Indicating Variable Information By Combining Individual Elements (AREA)
Abstract
The invention discloses a display device and a manufacturing method thereof, and relates to the technical field of display. The display device comprises a display panel, wherein the display panel comprises a display area and a peripheral non-display area; the display panel comprises a light-emitting surface and a back surface which are oppositely arranged; the display panel comprises a bending part and a first frame part which are positioned in the non-display area; the bending part is in a bending state so that the first frame part is positioned at a preset position on one side of the display panel, which is far away from the light-emitting surface; the display device comprises a bending supporting part, wherein the bending supporting part is positioned on one side of the back surface of the display panel, and the bending part is in contact with the surface of the bending supporting part; the display device comprises a bending sensor, and the bending sensor is used for assisting the bending part to bend to a preset position. Compared with the prior art, the bending part can be bent to the preset position, and the reliability of the display device is improved.
Description
Technical field
The present invention relates to display technology fields, more particularly, to a kind of display device and its manufacturing method.
Background technology
With the development of display technology, user is more and more diversified for the demand of display device.
A kind of display panel that the prior art provides has bent characteristic.It is placed on after display panel is bent aobvious
In showing device, the diversified demand of user can be met, favored by user.
Therefore, the reliability for promoting bent display panel, is a technical problem to be solved urgently.
Invention content
In view of this, the present invention provides a kind of display device and its manufacturing methods.
The present invention provides a kind of display device, including display panel, display panel includes that viewing area and the non-of periphery show
Show area；Display panel includes the light-emitting surface being oppositely arranged and the back side；Display panel includes the bending part and the positioned at non-display area
One frame portion；Bending part is in bending state, so that the default position that the first frame portion is located at display panel away from the side of light-emitting surface
It sets；Display device includes bending support portion, and bending support zone is in the side at the back side of display panel, and bending part and bending branch
The surface of support part is in contact；Display device includes bending sensor, and bending sensor is for assisting bending part to be bent to default position
It sets.
The present invention provides a kind of manufacturing methods of display device, including provide display panel；Display panel includes display
The non-display area in area and periphery；Display panel includes the light-emitting surface being oppositely arranged and the back side；Display panel includes positioned at non-display
The bending part in area and the first frame portion；Bending support portion is provided；Support zone is bent in the side at the back side of display panel；It uses
Bending part along bending abutment surfaces bending, is made bending part and bending abutment surfaces be in contact, and make the by bending device
One frame portion is located at predeterminated position of the display panel away from the side of light-emitting surface；Display device includes bending sensor, and bending passes
Sensor is for assisting bending part to be bent to predeterminated position.
Compared with prior art, display device and its manufacturing method provided by the invention at least realize following beneficial
Effect：
In display device provided by the invention, display panel includes the non-display area on viewing area and periphery；Viewing area is used for
Show image, non-display area is for circuit or the placement electronic component of arranging.Display panel include the light-emitting surface that is oppositely arranged and
The back side, light-emitting surface are that display device sends out bright one side；Non-display area includes bending part and the first frame portion, and bending part is in curved
Folding state, the first frame portion are located at predeterminated position of the display panel away from the side of light-emitting surface；Display device further includes that bending passes
Sensor, bending sensor is for assisting bent area to be folded into precalculated position.In terms of existing technologies, increase in a display device
Bending sensor is added, the change in electric of bending part and bending sensor and bending when bending sensor is bent by experiencing
The variation of electric signal, optical signal between portion, the position of adjustment bending support portion filling, the fitting for improving bending support portion are accurate
Degree, to allow bending part to be bent to predeterminated position and improve the reliability of display device
The manufacturing method of display device provided by the invention, including the present invention provide display device.It is provided by the invention aobvious
Showing device manufacturing method, the advantageous effect with display device provided by the invention, details are not described herein.
Certainly, implementing any of the products of the present invention specific needs while must not reach all the above technique effect.
By referring to the drawings to the detailed description of exemplary embodiment of the present invention, other feature of the invention and its
Advantage will become apparent.
Description of the drawings
It is combined in the description and the attached drawing of a part for constitution instruction shows the embodiment of the present invention, and even
With its explanation together principle for explaining the present invention.
Fig. 1 is a kind of display device diagrammatic cross-section that the prior art provides；
Fig. 2 is a kind of structural schematic diagram of the display device provided in an embodiment of the present invention in flat state；
Fig. 3 is another display device diagrammatic cross-section provided in an embodiment of the present invention；
Fig. 4 is another display device diagrammatic cross-section provided in an embodiment of the present invention；
Fig. 5 is structural schematic diagram of another display device provided in an embodiment of the present invention in flat state；
Fig. 6 is the close-up schematic view that support portion is bent in Fig. 4；
Fig. 7 is a kind of front view of bending support portion provided in an embodiment of the present invention；
Fig. 8 is the front view of another bending support portion provided in an embodiment of the present invention；
Fig. 9 is the side view of another bending support portion provided in an embodiment of the present invention；
Figure 10 is the front view of another bending support portion provided in an embodiment of the present invention；
Figure 11 is structural schematic diagram of another display device provided in an embodiment of the present invention in flat state；
Figure 12 is structural schematic diagram of the test bending part in display device shown in Figure 11 in bending state；
Figure 13 is structural schematic diagram of the bending part in display device shown in Figure 11 in bending state；
Figure 14 is a kind of flow chart of manufacturing method provided in an embodiment of the present invention；
Figure 15 to Figure 17 is the structural schematic diagram of the display device for the manufacturing method manufacture that Figure 14 is provided；
Figure 18 is the structural schematic diagram of the display device of another manufacturing method manufacture provided in an embodiment of the present invention；
Figure 19 is the flow chart of another manufacturing method provided in an embodiment of the present invention；
Figure 20 to Figure 25 is the structural schematic diagram of the display device for the manufacturing method manufacture that Figure 19 is provided.
Specific implementation mode
Carry out the various exemplary embodiments of detailed description of the present invention now with reference to attached drawing.It should be noted that：Unless in addition having
Body illustrates that the unlimited system of component and the positioned opposite of step, numerical expression and the numerical value otherwise illustrated in these embodiments is originally
The range of invention.
It is illustrative to the description only actually of at least one exemplary embodiment below, is never used as to the present invention
And its application or any restrictions that use.
Technology, method and apparatus known to person of ordinary skill in the relevant may be not discussed in detail, but suitable
In the case of, the technology, method and apparatus should be considered as part of specification.
In shown here and discussion all examples, any occurrence should be construed as merely illustrative, without
It is as limitation.Therefore, other examples of exemplary embodiment can have different values.
It should be noted that：Similar label and letter indicate similar terms in following attached drawing, therefore, once a certain Xiang Yi
It is defined, then it need not be further discussed in subsequent attached drawing in a attached drawing.
Referring to FIG. 1, Fig. 1 is a kind of diagrammatic cross-section for display device that the prior art provides.The prior art is to aobvious
When showing that panel A is bent, problems with is easy tod produce：Since there are errors for the fitting of filler C, when the fitting of filler C
When position error occurs, is not fitted in scheduled position, display panel A can not be bent to predeterminated position, or there is display
Panel A overflexings and the case where tear, to cause the reliability of display panel A to reduce.
A kind of display device is present embodiments provided, is please referred to Fig.2, Fig. 3, Fig. 2 is one kind provided in an embodiment of the present invention
For display device in the structural schematic diagram of flat state, Fig. 3 is another display device section signal provided in an embodiment of the present invention
Figure.It includes the non-of viewing area AA and periphery that display device 1000 provided in this embodiment, which has display panel 00, display panel 00,
Viewing area BB；Display panel 00 includes the light-emitting surface S1 being oppositely arranged and back side S2；Display panel 00 includes being located at non-display area
The bending part 001 of BB and the first frame portion 002；Bending part 001 is in bending state, so that the first frame portion 002 is located at display surface
Predeterminated position of the plate 00 away from the side of light-emitting surface S1；Display device includes bending support portion 003, and bending support portion 003 is located at
The side of the back side S2 of display panel 00, and the surface of bending part 001 and bending support portion 003 is in contact；Display device includes
Sensor 004 is bent, bending sensor 004 is for assisting bending part 001 to be bent to predeterminated position.It should be noted that in order to
The clearly technical solution of signal the present embodiment, in display device shown in Fig. 2, the bending part in display panel is planar
State；In display device shown in Fig. 3, the bending part in display panel is bending state.
Display device provided in this embodiment includes display panel 00；Display panel 00 includes viewing area AA and non-display area
BB, non-display area BB can surround viewing area AA.Viewing area AA is for showing that image, non-display area BB are set for display device
Circuits or to non-display area BB carry out fold achieve the purpose that narrow frame.Display panel 00 includes light-emitting surface S1 and backlight
Face S2, light-emitting surface S1 are displayed for light；Shady face S2 can be used for being bonded other components in display device.Display surface
Plate 00 is flexible base board, and flexible base board can be bent and be folded.The non-display area BB of display panel includes 001 He of bending part
First frame portion 002；Bending part 001 and the first frame portion 002 are bent to 00 back side S2 predeterminated positions of display panel, may be implemented
The purpose of display device narrow frame, bending part 001 can be used for connecting circuit components, and circuit structure can also be arranged, this
In be not specifically limited.
Display device provided in this embodiment further includes bending support portion 003, and bending support portion 003 is located at display panel 00
The side of back side S2, bends support portion 003 and the surface of bending part 001 and the first frame portion 002 contacts with each other；Bending support
When portion 003 is bent to display panel back side S2 for filling bending part 001, the gap that bending part 001 is formed with display panel 00,
The stability of bending structure can be enhanced.
In the present embodiment, display device includes bending sensor 004, curved when the bending part 001 of display panel is bent
Folding support portion 003 and the variation of the relative position relation of bending part 001 can make the electric signal of bending sensor 004 change,
According to the phase for bending the change in electric situation of sensor 004, bending support portion 003 and bending part 001 being adjusted accordingly
To position relationship, bending part 001 is made to reach precalculated position.
In some optional embodiments, with continued reference to FIG. 3, a kind of display device is present embodiments provided, including it is curved
Sensor 004 is rolled over, bending sensor 004 is located at bending support portion 003.
In a kind of display device provided in this embodiment, bending sensor 004 can be located at bending 003 table of support portion
Face can also be to be located inside bending support portion 003.Sensor 004 is bent for experiencing bending support portion 003 and bending part
001 relative position relation.While bending support portion 003 plays a supporting role to display panel, setting is supported in bending
The bending sensor 004 in portion 003 can be transmitted bending signal, without increasing additional structure in display panel to make
Make sensor.It should be noted that bending support portion 003 can be organic material, can also be inorganic material；Organic material has
There is certain elasticity, good support and cushioning effect can be provided for display panel.By in this present embodiment mainly to display
The bending function of the bending part 001 of device illustrates, and does not limit specifically the material for bending support portion 003 here.
Optionally, it please refers to Fig.4, Fig. 5, Fig. 6 and Fig. 7, Fig. 4 is that another display device provided in an embodiment of the present invention is cutd open
Face schematic diagram, Fig. 5 are structural schematic diagram of another display device provided in an embodiment of the present invention in flat state；Fig. 6 is Fig. 4
The close-up schematic view of middle bending support portion；Fig. 7 is a kind of front view of bending support portion provided in an embodiment of the present invention.This
The display device that embodiment provides, bending part 001 include a plurality of first signal wire I；It includes first electrode to bend sensor 004
The orthographic projection in face is located at the regions first electrode 004a where 004a, the first signal wire I to first electrode 004a.It needs to illustrate
, in order to clearly illustrate the technical solution of the present embodiment, in display device shown in fig. 5, the bending part in display panel
For flat state；In Fig. 6 I ' for the first signal wire I first electrode 004a orthographic projection on the whole.Optionally, display panel
Including underlay substrate CD, display function layer OL and encapsulated layer TF.Wherein, underlay substrate CD be flexible base board, it is, for example, possible to use
Resin material makes；Display function layer OL for realizing display panel display function, for example, display function layer OL may include
Thin film transistor (TFT) (not illustrated in figure) and Organic Light Emitting Diode (not illustrated in figure)；Encapsulated layer TF has barrier air
Effect, for protecting display function layer OL from the erosion of the substances such as steam, oxygen, impurity in air.Display function layer OL
Viewing area is covered with encapsulated layer TF, optionally, encapsulated layer TF can be with continuation to non-display area.
Bending part 001 include a plurality of first signal wire I, the first signal wire I after powered up can with bending sensor 004 it
Between generate coupled capacitor.Specifically, bending sensor 004 includes first electrode 004a, first electrode 004a can be with a plurality of the
Coupled capacitor is generated between one signal wire I.With the variation of bending part bending degree, bending part 001 and first electrode 004a it
Between capacitance also change, bending sensor 004 can experience change in electric.When bending part 001 and bending sensor
004 distance relatively far away from when, the coupled capacitor generated between the two is less than normal；When bending part 001 with bending sensor 004 apart from opposite
When closer, the coupled capacitor generated between bending part 001 and bending sensor 004 is bigger than normal；I.e. as bending part 001 and bending pass
The distance between sensor 004 becomes smaller, and coupled capacitor becomes larger therewith.The coupling generated between bending part 001 and bending sensor 004
When capacitance is larger, need to the bonding position close to the side of display panel adjustment bending support portion 003, that is, to increase bending part
The distance between 001 and bending support portion；When the coupled capacitor of generation is smaller, need curved to the side adjustment far from display panel
The bonding position of support portion 004 is rolled over, that is, reduces the distance between bending part 001 and bending support portion 006.A plurality of first signal wire
The orthographic projection in face can be set up in parallel where I to first electrode 004a, and the present embodiment is not specifically limited this.Optionally, it shows
Showing device further includes lower pad pasting 20, and lower pad pasting 20 can protect display device, and bending support portion 004 and display can be made to fill
The cooperation set is closer.
In some optional embodiments, bending support portion 003 includes the first contact surface S3, two sides being oppositely arranged
S；First contact surface S3 and bending part 001 are in contact, and side S and the first contact surface S3 connect；It includes conduction to bend sensor 004
Pad 005, conductive welding disk 005 and first electrode 004a electrical connections, conductive welding disk 005 are located at side S.
It includes conductive welding disk 005 that sensor 004 is bent in the present embodiment, and conductive welding disk 005 is located at bending support portion 003
Side S, optionally, conductive welding disk 005 can be located at any one in two side S, can also two side S be respectively provided with and lead
Electrical bonding pads 005.Wherein, conductive welding disk 005 is electrically connected with first electrode 004a, and conductive welding disk 005 is used for bending sensor 004
Transmission telecommunications number.
It in some optional embodiments, please refers to Fig.4, Fig. 5, Fig. 5 is another display provided in an embodiment of the present invention
Structural schematic diagram of the device in flat state.In the present embodiment, display device includes a plurality of data line D being set up in parallel, and first
Signal wire I and data line D electrical connections.
In the present embodiment, viewing area AA may include multiple pixels (not illustrated in figure), and data line D is used to pass to pixel
Transmission of data signal.First signal wire I is located in non-display area BB, and the first signal wire I and data line D electrical connections.Optionally,
DEMUX circuits 200 can be provided between one signal wire I and data line D, the present embodiment is not specifically limited this.In general, aobvious
Showing on panel binding has chip either flexible PCB data line D can be electrically connected to chip or soft by the first signal wire I
Property circuit board, as, the first signal wire I is the connecting line of data line D.Specifically, chip can by the first signal wire I to
Electric signal can be transmitted to data line D by data line D transmission telecommunications numbers or flexible PCB by the first signal wire I.This reality
It applies in example, the connecting line of multiplex data line D is as the first signal wire I, by obtaining a plurality of first signal wire I and first electrode
Coupled capacitor between 004a, to sense bending part 001 and bend the relative position relation between support portion 006, without curved
Additional structure is arranged in folding part 001, for assist bending sensor 004 work, so as to simplification display panel structure,
It reduces the cost of display panel, promote the producing efficiency of display panel.
In some optional embodiments, please refer to Fig.2 and Fig. 3, in display device provided in an embodiment of the present invention, bending
Sensor 004 is position sensor.
In display device provided in this embodiment, be arranged the position sensor in bending support portion 003 can obtain it is curved
The location information of support portion 003 and bending part 001 is rolled over, and then by bending device to the fitting display surface of bending support portion 003
Board position is adjusted, and when the coupled capacitor generated between bending part 001 and bending sensor 004 is larger, is needed to close to aobvious
Show panel side adjustment bending support portion 003 bonding position, that is, increase bending part 001 and bend support portion between away from
From；When the coupled capacitor of generation is smaller, the bonding position to the side adjustment bending support portion 004 far from display panel is needed,
Reduce the distance between bending part 001 and bending support portion 006.So as to make bending part 001 be bent to predeterminated position, carry
The reliability of high display device.
Optionally, incorporated by reference to being another bending support portion provided in an embodiment of the present invention with reference to figure 2, Fig. 3 and Fig. 8, Fig. 8
Front view.Position sensor is pressure sensor f10, and pressure sensor is located at bending support portion 003 close to 001 bending part
Surface.
Position sensor provided in this embodiment is pressure sensor f10, the pressure sensor f10 being arranged in display device
Judge bending degree by experiencing pressure size of the bending part 001 in bending.For example, when bending part 001 is bent apart from curved
Roll over support portion 004 apart from farther out when, to experience pressure smaller for bending sensor 004；It is tightly bonded after bending part 001 is bent curved
When rolling over support portion 003, the pressure that bending sensor 004 is experienced is larger.Pressure sensor transmits a signal to bending device, then
The fitting display panel position that bending support portion 003 is adjusted by bending device, to make bending part 001 be bent to default position
It sets, improves the reliability of display device.Optionally, two sides that bending support portion 003 includes the first contact surface S3, is oppositely arranged
Face S.Optionally, it is provided with pad in any one in two side S or the two, pad and pressure sensor f10 are electrically connected
It connects, can be pressure sensor f10 transmission telecommunications numbers.
Optionally, pressure sensor f10 is silicon chip.The variation of pressure can be such that the carrier in silicon chip migrates, and carry
The migration of stream will produce corresponding electric current, and electric current is linear related to pressure, by detecting the variation of electric current, can obtain silicon
The size for the pressure that piece is sensed.It is simple in structure using silicon chip as pressure sensor；Also, silicon is normal in display panel
Material, manufacture craft is more mature, thus can reduce the technology difficulty for making pressure sensor.
In some optional embodiments, referring to FIG. 9, Figure 10, Fig. 9 are another bendings provided in an embodiment of the present invention
The side view of support portion；Figure 10 is the front view of another bending support portion provided in an embodiment of the present invention.The present embodiment provides
Position sensor be light sensor, light sensor includes transmitter E and receiver R.
In display device provided in this embodiment, transmitter E and receiver R can protrude from the first contact surface S3 slightly,
Transmitter E settings are arranged in a side S, receiver R in another side S.The light that transmitter E is sent out connects along with first
Propagation extremely close contacting surface S3, when receiver R can experience the optical signal of transmitter E, bending part 001 is not covered with
One contact surface S3；When bending part 001 covers the first contact surface S3, the transmitter E optical signals emitted can be blocked, is received at this time
Device R does not receive optical signal.Light sensor to the optical signal sent out by making induction, then receives light by bending device and pass
Inductive signal in sensor, to be adjusted to the bending state of bending part in display device 001, to keep bending part curved
It is folded to predeterminated position and improves the reliability of display device.
It is that provided in an embodiment of the present invention another is aobvious please continue to refer to Figure 11, Figure 11 in some optional embodiments
Structural schematic diagram of the showing device in flat state.Display panel 00 includes the test bending part 006 positioned at non-display area BB, test
Bending part 006 and bending part 001 are set up in parallel；It includes bending sensor 004 to test bending part 006；Bending sensor 004 includes
At least one test cabling T.
In the present embodiment, non-display area BB includes bending part 001 and test bending part 006, tests bending part 006 and bending
Portion 001 is set up in parallel, and testing bending part 006 and bending part 001 can respectively be bent in display panel.Test bending part
006 includes bending sensor 004, at least one test cabling T of bending sensor 004.Test cabling T has admittedly before bending
Fixed resistance can detect the electricity of test cabling T of the test bending part 006 before bending and after bending respectively by bending device
Hinder size.It is that test bending part 006 bends and excessively causes test bending part when detecting that resistance is excessive in test cabling T
The substrate of 006 bending place is broken；When resistance is too small in detection test cabling T, be test bending part 006 bend it is insufficient not
Reach predeterminated position；It is that test bending part 006 bends and excessively bent in test when testing in cabling T resistance detection not then
The rupture in portion 006.Bending device tests the resistance sizes in cabling T by detection, to judge the bending of bending part 001
Degree and bending state, to be adjusted to the fitting accuracy of bending support portion 003 on a display panel.Detection test
When resistance is relatively small in cabling T, bending device is to far from display panel direction adjustment bending support portion 003；Detection test is walked
When resistance in line is excessive or can't detect resistance, bending device is to close to display panel direction adjustment bending support portion 003
Position.
Specifically, turning next to Figure 12 and Figure 13, Figure 12 is that the test bending part in display device shown in Figure 11 exists
The structural schematic diagram of bending state, Figure 13 are structural representation of the bending part in display device shown in Figure 11 in bending state
Figure.2 are please referred to Fig.1, first to the bending situation of the bending of test bending part 006, acquisition test bending part 006.For example, when detection is surveyed
It is that test bending part 006 bends insufficient not up to predeterminated position when resistance is too small in examination cabling T.3 are please referred to Fig.1, it will be curved
The position adjustment for rolling over support portion 003, is adjusted with the crooked place to bending part 001, pre- to make bending part 001 be bent to
If position and the reliability for improving display device.
It should be noted that display device provided in an embodiment of the present invention, can be mobile phone, computer, TV, car-mounted display
There is device etc. the display device of display function, the present invention to be not specifically limited to this.
Display device provided by the invention, manufacturing method can there are many.In the following, the present invention at this to the tool of display device
Manufacturing method illustrates.
Please refer to Fig.1 4.A kind of manufacturing method of display device is present embodiments provided, including：
Incorporated by reference to reference to figure 2, Figure 15, step ST1：Display panel 00 is provided；Display panel 00 includes viewing area AA and week
The non-display area BB on side；Display panel 00 includes the light-emitting surface S1 being oppositely arranged and back side S2；Display panel 00 includes positioned at non-
The bending part 001 of viewing area BB and the first frame portion 002；
Incorporated by reference to reference to figure 2, Figure 16, step ST2：Bending support portion 003 is provided；Bending support portion 003 is located at display surface
The side of the back side S2 of plate 00；
Incorporated by reference to reference to figure 2, Figure 17, step ST3：Using bending device (not illustrated in figure) by bending part 001 along
The bending of 003 surface of support portion is bent, so that bending part 001 and 003 surface of bending support portion is in contact, and make the first frame portion 002
Positioned at display panel away from the predeterminated position of the side of light-emitting surface S1；Display device includes bending sensor 004, bends sensor
004 for assisting bending part 001 to be bent to predeterminated position.
In display device manufacturing method provided in this embodiment, bending support portion 003 and bending part 001 and the first frame
The surface in portion 002 contacts with each other, when bending support portion 003 is bent to display panel back side S2 for filling bending part 001, bending
The gap that portion 001 is formed with display panel 00, can enhance the stability of bending structure.
In the present embodiment, display device includes bending sensor 004, curved when the bending part 001 of display panel is bent
Folding support portion 003 and the variation of the relative position relation of bending part 001 can make the electric signal of bending sensor 004 change,
According to the phase for bending the change in electric situation of sensor 004, bending support portion 003 and bending part 001 being adjusted accordingly
To position relationship, bending part 001 is made to reach predeterminated position.
In some optional embodiments, incorporated by reference to reference to figure 4, Fig. 5, Fig. 6, Fig. 7 and Figure 18；Bend sensor 004
In bending support portion 003；Bending part 001 includes a plurality of first signal wire I；It includes first electrode 004a to bend sensor 004, the
The orthographic projection in face is located at the regions first electrode 004a where one signal wire I to first electrode 004a.It will using bending device
Bending part 001 makes bending part 001 and 003 surface of bending support portion be in contact, and make along the bending of 003 surface of bending support portion
First frame portion 002 is located at predeterminated position of the display panel away from the side of light-emitting surface S1, including：To a plurality of first signal wire I
Transmission pulse signal VM, and the sensing signal of first electrode 004a is received, analysis sensing signal is to obtain bending part 001 and bending
The relative position relation of support portion 003；Bending device is according to bending part 001 and the relative position relation tune for bending support portion 003
The position of whole bending part 001.
In the present embodiment, bending sensor 004 can be located at 003 surface of bending support portion, can also be to be located at bending
Inside support portion 003.Bending sensor 004 is used to experience the relative position relation of bending support portion 003 and bending part 001.
While bending support portion 003 plays a supporting role to display panel, the bending sensor 004 in bending support portion 003 is set
Bending signal can be transmitted, without increasing additional structure in display panel to make sensor.
Bending part 001 includes a plurality of first signal wire I, and the first signal wire I can be with bending after return pulse signal VM
Coupled capacitor is generated between sensor 004.When the coupled capacitor generated between bending part 001 and bending sensor 004 is larger, need
To increase bending part 001 and bending support portion to the bonding position close to the side of display panel adjustment bending support portion 003
The distance between；When the coupled capacitor of generation is smaller, the patch to the side adjustment bending support portion 004 far from display panel is needed
Position is closed, that is, reduces the distance between bending part 001 and bending support portion I006.A plurality of first signal wire I is to first electrode
The orthographic projection in face can be set up in parallel where 004a, and the present embodiment is not specifically limited this.
In the present embodiment, bending device receives first electrode 004a to a plurality of first signal wire I transmission pulse signal VM
Sensing signal, bending device analyze sensing signal with obtain bending part 001 and bend support portion 003 relative position relation；
Bending device further according to bending part 001 and bending support portion 003 relative position relation adjust bending part 001 bending degree with
And position, to be bent to predeterminated position, and improve the reliability of display device.
In some optional embodiments, incorporated by reference to referring to figs. 2 and 3, in manufacturing method provided in this embodiment, bend
Sensor 004 is located at bending support portion 003；Bending sensor 004 is position sensor.
In the manufacturing method of display device provided in this embodiment, the position sensor in bending support portion 003 is set
The location information of bending support portion 003 and bending part 001 can be obtained, and then by bending device to bending support portion 003
Fitting display panel position is adjusted.To allow bending part to be bent to predeterminated position and improve the reliable of display device
Property.
Optionally, position sensor can be pressure sensor or light sensor.Specifically,
Incorporated by reference to reference to figure 2, Fig. 3 and Fig. 8, optionally, position sensor provided in this embodiment is pressure sensor, pressure
Force snesor is located at bending support portion 003 close to the surface of bending part 001；Using bending device by bending part 001 along bending
003 surface of support portion is bent, and so that bending part 001 and 003 surface of bending support portion is in contact, and the first frame portion 002 is made to be located at
Display panel deviates from the predeterminated position of the side of light-emitting surface S1, including：Bending device adjusts curved according to the signal of pressure sensor
The position of folding part 001.
In the present embodiment, position sensor is pressure sensor f10, and the pressure sensor f10 being arranged in display device is logical
It crosses and experiences pressure size of the bending part 001 in bending to judge bending degree.For example, when the bending distance bending of bending part 001
Support portion 004 apart from farther out when, to experience pressure smaller for bending sensor 004；Tightly fitting bending after bending part 001 is bent
When support portion 003, the pressure that bending sensor 004 is experienced is larger.Pressure sensor transmits a signal to bending device, then leads to
The fitting display panel position for crossing bending device adjustment bending support portion 003, to make bending part 001 be bent to predeterminated position,
It avoids causing the waste of raw material, the qualification rate and reliability of product can be improved.Optionally, bending support portion 003 includes the
One contact surface S3, two side S being oppositely arranged.It is provided with pad in any one or the two in two side S, is welded
Disk and pressure sensor f10 electrical connections can be pressure sensor f10 transmission telecommunications numbers.
Optionally, please refer to Fig. 9 and Figure 10, position sensor is light sensor, light sensor include transmitter E and
Receiver R；Bending sensor 004 is used to that bending part 001 to be assisted to be bent to predeterminated position：Using bending device will be curved
Folding part 001 is along the bending of 003 surface of bending support portion, after so that bending part 001 and 003 surface of bending support portion is in contact, transmitting
Light transmission path between device E and receiver R is bent after portion 001 stops and sends out stop signal, and bending device is according to stopping
Signal stops bending bending part 001.
In display device manufacturing method provided in this embodiment, please continue to refer to Fig. 9, Figure 10.Transmitter E and receiver R
The first contact surface S3 can be protruded from slightly.Transmitter E settings are in a side S, and receiver R settings are in another side S, hair
The light that emitter E is sent out is along the propagation extremely close with the first contact surface S3, when receiver R can experience transmitter E's
When optical signal, bending part 001 is not covered with the first contact surface S3；When the optical signal for emitting transmitter E blocks, bending part
001 covers the first contact surface S3, and receiver R does not receive optical signal at this time.Light sensor is by making the optical signal sent out
Go out induction, then inductive signal in light sensor is received by bending device, to the bending to bending part in display device 001
State is adjusted, to allow bending part to be bent to predeterminated position and improve the reliability of display device.
In some optional embodiments, 1, Figure 12 and Figure 13 is please referred to Fig.1, display panel includes being located at non-display area BB
Test bending part 006, test bending part 006 and bending part 001 and be set up in parallel；It includes bending sensor to test bending part 006
004；It includes at least one test cabling T to bend sensor 004.
In the present embodiment, bending part 001 is bent along 003 surface of bending support portion using bending device, makes bending part
001 is in contact with 003 surface of bending support portion, and the first frame portion 001 is made to be located at the side that display panel deviates from light-emitting surface S1
Predeterminated position, including：Bending device is bent bending part 006 is tested；Resistance between two ends detection test cabling T；
Bending device adjusts the position of bending part 001 according to the resistance between two ends test cabling T.
In the present embodiment, non-display area BB includes bending part 001 and test bending part 006, tests bending part 006 and bending
Portion 001 is set up in parallel, and testing bending part 006 and bending part 001 can respectively be bent in display panel.Test bending part
006 includes bending sensor 004, at least one test cabling T of bending sensor 004.Test cabling T has admittedly before bending
Fixed resistance can detect the electricity of test cabling T of the test bending part 006 before bending and after bending respectively by bending device
Hinder size.When detect test cabling T resistance it is excessive when, be test bending part 006 bend excessively cause test bending part 006
The substrate of bending place is broken；It is that test bending part 006 bends insufficient be not up to when detection test cabling T resistance is too small
Predeterminated position；When test cabling resistance detection not then, be that test bending part 006 is bent excessively in test bending part 006
Rupture.Bending device tests the resistance sizes of cabling T by detection, come judge the bending degree of bending part 001 with
And bending state, to be adjusted to the fitting accuracy of bending support portion 003 on a display panel.Detection test cabling T
Resistance it is relatively small when, bending device to far from display panel direction adjustment bending support portion 003；Detection test cabling T exists
When resistance between two end a, b is excessive or can't detect resistance, bending device is to close to the adjustment bending of display panel direction
The position of support portion 003.The bending situation of bending part 006 first is tested again to bending part to the bending of test bending part 006, acquisition
001 crooked place is adjusted, to allow bending part to be bent to predeterminated position and improve the reliability of display device.
In some optional embodiments, 9 are please referred to Fig.1.In the present embodiment, with bending device by 001 edge of bending part
The bending of 003 surface of bending support portion, so that bending part 001 and 003 surface of bending support portion is in contact, and make the first frame portion
002 is located at display panel 00 before the predeterminated position of the side of light-emitting surface S1, further includes：
Incorporated by reference to reference to figure 20, step ST01：Glass substrate 02 is provided；
Incorporated by reference to reference to figure 21, step ST02：Display master blank 0 is formed on glass substrate 02；
Incorporated by reference to reference to figure 22, step ST03：It is bonded upper pad pasting 03 in the side of 0 light-emitting surface S1 of display master blank；
Incorporated by reference to reference to figure 23, step ST04：Cutting display master blank 0 forms multiple display panels 00；
Incorporated by reference to reference to figure 24, step ST05：Display panel 00 and glass substrate 02 are detached using laser；
Incorporated by reference to reference to figure 25, step ST06：The pad pasting 007 under the side fitting at the back side of display panel 00.
In the present embodiment, including glass substrate 02, display master blank 0, upper pad pasting 03, lower pad pasting 007.Wherein, glass substrate
02 provides the effect of a substrate, can make display master blank above, and upper pad pasting 03 and lower pad pasting 007 can protect display
Panel, or may be used to specific polarised light and penetrate display panel 00；It should be noted that cutting shape on display master blank 0
Situation setting can be manufactured according to specific at the arrangement mode of display panel 00 and the quantity of display panel 00, herein
It repeats no more.It only illustrates one piece of display master blank 0 cutting into nine pieces of display panels 00 in Figure 23, and in display master blank 0
Pecked line is illustrated as cutting line.After at least partly structure for the display panel 00 that completes, using laser technology by display surface
Plate 00 and glass substrate 02 detach, to make display panel 00 be flexible, can bend.It should be noted that Figure 20 is extremely
In Figure 25,00 display panel to be formed after display master blank cutting, 021 is the glass substrate after cutting, and 031 is to be shown after cutting
Upper pad pasting in panel.
It should be noted that the display device manufactured by manufacturing method provided in an embodiment of the present invention, can be that hand is mechanical, electrical
There is the display device manufacturing method of display function, the present invention to be not specifically limited to this for brain, TV, display device for mounting on vehicle etc..
Display device manufacturing method provided in an embodiment of the present invention provides the advantageous effect of display device with the embodiment of the present invention,
This no longer illustrates.
By above-described embodiment it is found that display device provided by the invention and its manufacturing method, at least realize following
Advantageous effect：
In display device provided by the invention, display panel includes the non-display area on viewing area and periphery；Viewing area is used for
Show image, non-display area is for circuit or the placement electronic component of arranging.Display panel include the light-emitting surface that is oppositely arranged and
The back side, light-emitting surface are that display device sends out bright one side；Non-display area includes bending part and the first frame portion, and bending part is in curved
Folding state, the first frame portion are located at predeterminated position of the display panel away from the side of light-emitting surface；Display device further includes that bending passes
Sensor, bending sensor is for assisting bent area to be folded into precalculated position.In terms of existing technologies, increase in a display device
Bending sensor is added, the change in electric of bending part and bending sensor and bending when bending sensor is bent by experiencing
The variation of electric signal, optical signal between portion, the position of adjustment bending support portion filling, the fitting for improving bending support portion are accurate
Degree, to allow bending part to be bent to predeterminated position and improve the reliability of display device.
The manufacturing method of display device provided by the invention, including the present invention provide display device.It is provided by the invention aobvious
Showing device manufacturing method, the advantageous effect with display device provided by the invention, details are not described herein.
Although some specific embodiments of the present invention are described in detail by example, the skill of this field
Art personnel it should be understood that example above merely to illustrating, the range being not intended to be limiting of the invention.The skill of this field
Art personnel are it should be understood that can without departing from the scope and spirit of the present invention modify to above example.This hair
Bright range is defined by the following claims.
Claims (17)
1. a kind of display device, which is characterized in that including：
Display panel, the display panel include the non-display area on viewing area and periphery；The display panel includes being oppositely arranged
Light-emitting surface and the back side；
The display panel includes the bending part and the first frame portion positioned at the non-display area；The bending part is in bending
State, so that first frame portion be located at the display panel away from light-emitting surface side predeterminated position；
The display device includes bending support portion, and the bending support zone is in the one of the back side of the display panel
Side, and the surface of the bending part and the bending support portion is in contact；
The display device includes bending sensor, and the bending sensor is described default for assisting the bending part to be bent to
Position.
2. display device according to claim 1, which is characterized in that
The bending sensor is located at the bending support portion.
3. display device according to claim 2, which is characterized in that
The bending part includes a plurality of first signal wire；
The bending sensor includes first electrode, and first signal wire is located to the orthographic projection in face where the first electrode
The first electrode region.
4. display device according to claim 3, which is characterized in that
Two sides that the bending support portion includes the first contact surface, is oppositely arranged, first contact surface and the bending
Portion is in contact, and the side and first contact surface connect；
The bending sensor includes conductive welding disk, the conductive welding disk and first electrode electrical connection, the conductive welding disk
Positioned at the side.
5. display device according to claim 3, which is characterized in that
The viewing area includes a plurality of data line being set up in parallel, first signal wire and data line electrical connection.
6. display device according to claim 2, which is characterized in that
The bending sensor is position sensor.
7. display device according to claim 6, which is characterized in that
The position sensor is pressure sensor, and the pressure sensor is located at the bending support portion close to the bending part
Surface.
8. display device according to claim 7, which is characterized in that
The pressure sensor is silicon chip.
9. display device according to claim 6, which is characterized in that
The position sensor is light sensor, and the light sensor includes transmitter and receiver.
10. display device according to claim 1, which is characterized in that
The display panel includes the test bending part positioned at the non-display area, and the test bending part and the bending part are simultaneously
Row setting；
The test bending part includes the bending sensor；The bending sensor includes at least one test cabling.
11. a kind of manufacturing method of display device, which is characterized in that including：
Display panel is provided；The display panel includes the non-display area on viewing area and periphery；The display panel includes opposite
The light-emitting surface of setting and the back side；The display panel includes the bending part and the first frame portion positioned at the non-display area；
Bending support portion is provided, the bending support zone is in the side at the back side of the display panel；
The bending part is bent along the bending abutment surfaces using bending device, makes the bending part and the bending
Abutment surfaces are in contact, and the default position for making first frame portion be located at the display panel away from the side of light-emitting surface
It sets；
The display device includes bending sensor, and the bending sensor is described default for assisting the bending part to be bent to
Position.
12. manufacturing method according to claim 11, which is characterized in that
The bending sensor is located at the bending support portion；
The bending part includes a plurality of first signal wire；
The bending sensor includes first electrode, and first signal wire is located to the orthographic projection in face where the first electrode
The first electrode region；
It is described to be bent the bending part along the bending abutment surfaces using bending device, make the bending part and described
Bending abutment surfaces are in contact, and first frame portion is made to be located at the display panel away from the default of the side of light-emitting surface
Position, including：
To a plurality of first signal wire transmission pulse signal, and the sensing signal of the first electrode is received, analyzes the sense
Signal is surveyed to obtain the relative position relation of the bending part and the bending support portion；The bending device is according to the bending
The relative position relation of portion and the bending support portion adjusts the position of the bending part.
13. manufacturing method according to claim 11, which is characterized in that
The bending sensor is located at the bending support portion；
The bending sensor is position sensor.
14. manufacturing method according to claim 13, which is characterized in that
The position sensor is pressure sensor, and the pressure sensor is located at the bending support portion close to the bending part
Surface；
It is described to be bent the bending part along the bending abutment surfaces using bending device, make the bending part and described
Bending abutment surfaces are in contact, and first frame portion is made to be located at the display panel away from the default of the side of light-emitting surface
Position, including：
The bending device adjusts the position of the bending part according to the signal of the pressure sensor.
15. manufacturing method according to claim 13, which is characterized in that
The position sensor is light sensor, and the light sensor includes transmitter and receiver；
The bending sensor is used to that the bending part to be assisted to be bent to the predeterminated position：
The bending part is bent using bending device along the bending abutment surfaces described, makes the bending part and institute
State bending abutment surfaces be in contact after, the light transmission path between the transmitter and the receiver is by the bending part
Stop signal is sent out after blocking, the bending device stops bending the bending part according to the stop signal.
16. manufacturing method according to claim 11, which is characterized in that
The display panel includes the test bending part positioned at the non-display area, and the test bending part and the bending part are simultaneously
Row setting；
The test bending part includes the bending sensor；The bending sensor includes at least one test cabling；
It is described to be bent the bending part along the bending abutment surfaces using bending device, make the bending part and described
Bending abutment surfaces are in contact, and first frame portion is made to be located at the display panel away from the default of the side of light-emitting surface
Position, including：
The bending device bends the test bending part；
Detect the resistance between two ends of the test cabling；
The bending device adjusts the position of the bending part according to the resistance between two ends of the test cabling.
17. manufacturing method according to claim 11, which is characterized in that
The bending part is bent with bending device along the bending abutment surfaces described, makes the bending part and described
Bending abutment surfaces are in contact, and first frame portion is made to be located at the display panel away from the default of the side of light-emitting surface
Before position, further include：
Glass substrate is provided；
The display master blank is formed on the glass substrate；
The upper pad pasting of fitting in the side of the display master blank light-emitting surface；
It cuts the display master blank and forms multiple display panels；
The display panel and the glass substrate are detached using laser；
The pad pasting under the side fitting at the back side of the display panel.
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| CN201810224003.1A CN108572697B (en) | 2018-03-19 | 2018-03-19 | Display device and method for manufacturing the same |
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| CN111245979A (en) * | 2018-11-29 | 2020-06-05 | 北京小米移动软件有限公司 | Foldable device and display area determination method |
| CN112071199A (en) * | 2020-09-10 | 2020-12-11 | 武汉华星光电半导体显示技术有限公司 | Display device and electronic apparatus |
| WO2021072933A1 (en) * | 2019-10-14 | 2021-04-22 | 武汉华星光电半导体显示技术有限公司 | Display apparatus and manufacturing method therefor |
| CN112735269A (en) * | 2020-09-02 | 2021-04-30 | 友达光电股份有限公司 | Display device |
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| CN108572697B (en) | 2020-11-03 |
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