CN108169944A - A kind of LCD MODULE and preparation method thereof, mobile terminal - Google Patents
A kind of LCD MODULE and preparation method thereof, mobile terminal Download PDFInfo
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- CN108169944A CN108169944A CN201711243059.3A CN201711243059A CN108169944A CN 108169944 A CN108169944 A CN 108169944A CN 201711243059 A CN201711243059 A CN 201711243059A CN 108169944 A CN108169944 A CN 108169944A
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- glass substrate
- film layer
- lower glass
- lcd module
- screen
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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
- G02F1/13—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 liquid crystals, e.g. single liquid crystal display cells
- G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
- G02F1/1333—Constructional arrangements; Manufacturing methods
- G02F1/13338—Input devices, e.g. touch panels
-
- 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
- G02F1/13—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 liquid crystals, e.g. single liquid crystal display cells
- G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
- G02F1/1333—Constructional arrangements; Manufacturing methods
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
- G06F3/01—Input arrangements or combined input and output arrangements for interaction between user and computer
- G06F3/03—Arrangements for converting the position or the displacement of a member into a coded form
- G06F3/041—Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means
- G06F3/0412—Digitisers structurally integrated in a display
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
- G06F3/01—Input arrangements or combined input and output arrangements for interaction between user and computer
- G06F3/03—Arrangements for converting the position or the displacement of a member into a coded form
- G06F3/041—Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means
- G06F3/044—Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means by capacitive means
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F2203/00—Indexing scheme relating to G06F3/00 - G06F3/048
- G06F2203/041—Indexing scheme relating to G06F3/041 - G06F3/045
- G06F2203/04103—Manufacturing, i.e. details related to manufacturing processes specially suited for touch sensitive devices
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- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Nonlinear Science (AREA)
- General Physics & Mathematics (AREA)
- General Engineering & Computer Science (AREA)
- Theoretical Computer Science (AREA)
- Mathematical Physics (AREA)
- Chemical & Material Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- Optics & Photonics (AREA)
- Human Computer Interaction (AREA)
- Liquid Crystal (AREA)
Abstract
An embodiment of the present invention provides a kind of LCD MODULE and preparation method thereof, mobile terminal, the LCD MODULE, including：Top glass substrate；Lower glass substrate；The liquid crystal layer being arranged between the top glass substrate and the lower glass substrate；And it is covered in the film layer of the lower surface of the lower glass substrate.Film layer is equivalent to the earth, body capacitance can be completely cut off, when touching from behind or during weight, the value of capacitance is influenced small, will not triggered, prevent false triggering from behind, it is therefore not necessary to increase iron frame after screen back, it can be to avoid when iron frame be grounded unstable, the problem of screen is caused wrong report point occur and trigger, improve practicability；Film layer is small compared to the thickness of iron frame, can reduce screen thickness, reduce cost；Film layer need not enter antenna headroom area, improve radio-frequency performance.
Description
Technical field
The present invention relates to field of communication technology more particularly to a kind of LCD MODULE and preparation method thereof, mobile terminals.
Background technology
Incell (embedded touch control panel) screen use from hold (internal loopback) touch control manner, RX (transmitting terminal),
TX (receiving terminal) shares the VCOM (public electrode) of inside screen, meanwhile, it is small that VCOM is divided into multiple sensor (sensor)
Block, as touch sensor (touch sensor) electrode, and touch-control, the control of display carry out reality by the way of time-sharing multiplex
It is existing.
When finger touches screen, the capacitance of finger will be added on the capacitance of screen, increase screen body capacitance amount,
So as to detect that capacitance becomes larger.
Normal when touching, human body is equivalent to the earth, and electrode again more a direct-to-ground capacitance, Differ (difference) values continue to increase
Add；When hanging touch, under extreme condition, incrementss 0, therefore the actually detected effective Differ values arrived are (100+0), at this time
Screen will not be triggered.
Using from the incell screens for holding touch control manner, can equally be triggered when being touched from the behind of screen and control flow
Curtain for complete machine structure deformation is avoided to lead to false triggering, increases iron frame after screen back and is simultaneously grounded iron frame, iron frame is equivalent to
Greatly, body capacitance can be completely cut off, screen is prevented to be triggered from behind.
But there are following defects for this design:
1st, it when iron frame is grounded shakiness, also results in screen and wrong report point occurs and trigger, poor practicability.
2nd, increasing iron frame can cause screen thickness increase and cost to increase.
If the 3, screen is screen comprehensively, since upper and lower frame is narrow, iron frame can be caused to enter antenna headroom area, cause radio frequency
Performance is decreased obviously.
Invention content
The embodiment of the present invention provides a kind of LCD MODULE and preparation method thereof, mobile terminal, to solve to increase iron frame
Poor practicability and screen thickness is caused to increase, cost increases, radio-frequency performance the problem of being decreased obviously.
In order to solve the above-mentioned technical problem, the invention is realized in this way：A kind of LCD MODULE, including：
Top glass substrate；
Lower glass substrate；
The liquid crystal layer being arranged between the top glass substrate and the lower glass substrate；And
It is covered in the film layer of the lower surface of the lower glass substrate.
In a first aspect, the embodiment of the present invention additionally provides a kind of production method of LCD MODULE, including：
Top glass substrate and lower glass substrate are provided；
Encapsulated liquid crystal layer is between the top glass substrate and the lower glass substrate；
Film layer is formed in the lower surface of the lower glass substrate.
Second aspect, an embodiment of the present invention provides a kind of mobile terminal, including the LCD MODULE.
In embodiments of the present invention, LCD MODULE includes top glass substrate, lower glass substrate, is arranged on glass base
Liquid crystal layer between plate and lower glass substrate；And the film layer of the lower surface of lower glass substrate is covered in, film layer is equivalent to
Greatly, body capacitance can be completely cut off, when touching from behind or during weight, the value of capacitance is influenced small, will not triggered, prevent from
Behind false triggering it is therefore not necessary to increase iron frame after screen back, can cause screen to occur to avoid when iron frame is grounded unstable
The problem of reporting point by mistake and triggering, improves practicability；Film layer is small compared to the thickness of iron frame, can reduce screen thickness, reduces
Cost；Film layer need not enter antenna headroom area, improve radio-frequency performance.
Description of the drawings
Fig. 1 is the structure diagram of the LCD MODULE of the embodiment of the present invention.
Fig. 2 is the structure diagram of the mobile terminal of the embodiment of the present invention.
Fig. 3 is the flow chart of the production method embodiment of the LCD MODULE of the present invention.
Fig. 4 is the formation exemplary plot of the film layer of the embodiment of the present invention.
Specific embodiment
Below in conjunction with the attached drawing in the embodiment of the present invention, the technical solution in the embodiment of the present invention is carried out clear, complete
Site preparation describes, it is clear that described embodiment is part of the embodiment of the present invention, instead of all the embodiments.Based on this hair
Embodiment in bright, the every other implementation that those of ordinary skill in the art are obtained without creative efforts
Example, shall fall within the protection scope of the present invention.
With reference to Fig. 1, the structure diagram of the LCD MODULE of the embodiment of the present invention is shown.
Top glass substrate 101, lower glass substrate 103 are arranged between top glass substrate 101 and lower glass substrate 103
Liquid crystal layer 102；And it is covered in the film layer 104 of the lower surface of lower glass substrate 103.
In the concrete realization, top glass substrate 101 can be in CF (Color Filler, colored Clear Filter) substrate.
Other structures, such as upper polaroid can also be set in the top of top glass substrate 101, similarly, in upper glass
The lower section of substrate 101 can also set other structures, such as color filter film, transparent conductive electrode, alignment films, and the present invention is implemented
Example does not limit this.
Lower glass substrate 103 can be in TFT (Thin Film Transistor, thin film transistor (TFT)) substrate.
Other structures, such as alignment films, transparent conductive electrode can also be set below lower glass substrate 103, the present invention
Embodiment does not limit this.
Under normal circumstances, setting backlight module below LCD MODULE, generates light, in top glass substrate 101 under
Apply the liquid crystal molecule rotation of driving voltage control liquid crystal layer 102 on glass substrate 103, the light of backlight module is reflected
Generate picture.
In embodiments of the present invention, film layer 104 is conductive material.
In an example of the embodiment of the present invention, since in the production process of mobile terminal, meeting many places use oxidation
Indium tin (Indium tin oxide, ITO) in order to be multiplexed existing production facility, reduces production cost, and film layer 104 can be with
For tin indium oxide.
Certainly, other than tin indium oxide, film layer 104 can also be other materials, such as aluminium, titanium, and the present invention is real
Example is applied not limit this.
In the concrete realization, the thickness of film layer 104 is 190A-250A (1A=0.0001 μm), the Ω of sheet resistance≤1000, wears
Saturating rate >=95%.
Other structures, such as down polaroid, the embodiment of the present invention can also be set not to be subject to this in the lower section of film layer
Limitation.
In embodiments of the present invention, LCD MODULE includes top glass substrate, lower glass substrate, is arranged on glass base
Liquid crystal layer between plate and lower glass substrate；And the film layer of the lower surface of lower glass substrate is covered in, film layer is equivalent to
Greatly, body capacitance can be completely cut off, when touching from behind or during weight, the value of capacitance is influenced small, will not triggered, prevent from
Behind false triggering it is therefore not necessary to increase iron frame after screen back, can cause screen to occur to avoid when iron frame is grounded unstable
The problem of reporting point by mistake and triggering, improves practicability；Film layer is small compared to the thickness of iron frame, can reduce screen thickness, reduces
Cost；Film layer need not enter antenna headroom area, improve radio-frequency performance.
With reference to Fig. 2, the structure diagram of the mobile terminal of the embodiment of the present invention is shown.
In embodiments of the present invention, which includes LCD MODULE 210, which wraps
It includes：
Top glass substrate 211；
Lower glass substrate 213；
The liquid crystal layer 212 being arranged between top glass substrate 211 and lower glass substrate 213；And
It is covered in the film layer 214 of the lower surface of lower glass substrate 213.
In embodiments of the present invention, film layer 214 is conductive material.
In embodiments of the present invention, top glass substrate 211 is colorized optical filtering ilm substrate, and lower glass substrate 213 is brilliant for film
Body pipe substrate.
In the concrete realization, the thickness of film layer 214 be 190A-250A, the Ω of sheet resistance≤1000, penetrance >=95%.
In an example of the embodiment of the present invention, film layer 214 is tin indium oxide.
It should be noted that other than LCD MODULE 210, mobile terminal 200 can also set other structures, example
Such as, cover board 220, ink layer 230, glue 240, case ring 250, plastics coloured silk plating 260, inlay 270, battery cover 280, wherein, lid
Plate 220 is located on liquid crystal display die set 210, and ink layer 230 is covered in the lower surface of cover board 220, and case ring 250 is located at cover board
Under 220 edge, glue 240 is used to bond the edge of cover board 220 and case ring 250, and plastics coloured silk plating 260 is located at case ring
Under 260, inlay is located under liquid crystal display die set 210 and is surrounded by battery cover 280, etc., the embodiment of the present invention is to this
It does not limit.
In embodiments of the present invention, LCD MODULE includes top glass substrate, lower glass substrate, is arranged on glass base
Liquid crystal layer between plate and lower glass substrate；And the film layer of the lower surface of lower glass substrate is covered in, film layer is equivalent to
Greatly, body capacitance can be completely cut off, when touching from behind or during weight, the value of capacitance is influenced small, will not triggered, prevent from
Behind false triggering it is therefore not necessary to increase iron frame after screen back, can cause screen to occur to avoid when iron frame is grounded unstable
The problem of reporting point by mistake and triggering, improves practicability；Film layer is small compared to the thickness of iron frame, can reduce screen thickness, reduces
Cost；Film layer need not enter antenna headroom area, improve radio-frequency performance.
Referring to Fig. 3, show the flow chart of the production method embodiment of the LCD MODULE of the present invention, can specifically wrap
Include following steps：
Step 301, top glass substrate and lower glass substrate are provided.
Step 302, encapsulated liquid crystal layer is between the top glass substrate and the lower glass substrate.
Step 303, film layer is formed in the lower surface of the lower glass substrate.
In embodiments of the present invention, film layer is conductive material.
In the concrete realization, the thickness of film layer be 190A-250A, the Ω of sheet resistance≤1000, penetrance >=95%.
In an example of the embodiment of the present invention, film layer 214 is tin indium oxide.
In one embodiment of the invention, lower surface that can be in lower glass substrate by way of magnetron sputtering is formed
Film layer.
Referring to Fig. 4, reaction gas (such as argon gas) is filled in the cavity of vacuum, is generated using common movable plate parallel pole 401
Electrically realized glow discharge is ionized reaction gas (such as argon gas) using glow discharge.
Under the action of electric field, using reaction gas (such as argon gas) hit target 402, with sputter the atom of target 402,
And in the lower surface deposition film layer 404 of lower glass substrate 403.
In addition, magnet 405 can accelerate reaction gas (such as argon gas) to fly to the speed of target 402.
Certainly, the forming method of above-mentioned film layer is intended only as example, can be according to reality when implementing the embodiment of the present invention
Border situation sets the forming method of other film layers, and the embodiment of the present invention does not limit this.In addition, in addition to above-mentioned film layer
Forming method outside, those skilled in the art can also according to actual needs use other film layers forming method, the present invention
Embodiment does not also limit this.
In one embodiment of the invention, before magnetron sputtering, lower glass substrate can be handled as follows：
Processing is ground to lower glass substrate so that lower glass substrate meets preset specification (such as thickness), if inspection
It tests lower glass substrate and meets preset specification, then can carry out subsequent processing.
Lower glass substrate is started the cleaning processing.
Dust removal processing is carried out to lower glass substrate so that lower glass substrate meets preset dustless requirement (such as hundred grades).
In one embodiment of the invention, after magnetron sputtering, the sheet resistance of film layer can be detected, judges its sheet resistance
Whether meet preset requirement (such as less than or equal to 1000 Ω), if met, subsequent processing can be carried out.
In embodiments of the present invention, LCD MODULE includes top glass substrate, lower glass substrate, is arranged on glass base
Liquid crystal layer between plate and lower glass substrate；And the film layer of the lower surface of lower glass substrate is covered in, film layer is equivalent to
Greatly, body capacitance can be completely cut off, when touching from behind or during weight, the value of capacitance is influenced small, will not triggered, prevent from
Behind false triggering it is therefore not necessary to increase iron frame after screen back, can cause screen to occur to avoid when iron frame is grounded unstable
The problem of reporting point by mistake and triggering, improves practicability；Film layer is small compared to the thickness of iron frame, can reduce screen thickness, reduces
Cost；Film layer need not enter antenna headroom area, improve radio-frequency performance.
For embodiment of the method, in order to be briefly described, therefore it is all expressed as to a series of combination of actions, but this field
Technical staff should know that the embodiment of the present invention is not limited by described sequence of movement, because implementing according to the present invention
Example, certain steps may be used other sequences or are carried out at the same time.Secondly, those skilled in the art should also know, specification
Described in embodiment belong to preferred embodiment, necessary to the involved action not necessarily embodiment of the present invention.
It should be noted that herein, term " comprising ", "comprising" or its any other variant are intended to non-row
His property includes, so that process, method, article or device including a series of elements not only include those elements, and
And it further includes other elements that are not explicitly listed or further includes intrinsic for this process, method, article or device institute
Element.In the absence of more restrictions, the element limited by sentence "including a ...", it is not excluded that including this
Also there are other identical elements in the process of element, method, article or device.
The embodiment of the present invention is described above in conjunction with attached drawing, but the invention is not limited in above-mentioned specific
Embodiment, above-mentioned specific embodiment is only schematical rather than restricted, those of ordinary skill in the art
Under the enlightenment of the present invention, present inventive concept and scope of the claimed protection are not being departed from, can also made very much
Form is belonged within the protection of the present invention.
Claims (10)
1. a kind of LCD MODULE, which is characterized in that including：
Top glass substrate；
Lower glass substrate；
The liquid crystal layer being arranged between the top glass substrate and the lower glass substrate；And
It is covered in the film layer of the lower surface of the lower glass substrate.
2. LCD MODULE according to claim 1, which is characterized in that the film layer is conductive material.
3. LCD MODULE according to claim 1, which is characterized in that the top glass substrate is color filter film base
Plate, the lower glass substrate are thin film transistor base plate.
4. according to claim 1-3 any one of them LCD MODULEs, which is characterized in that the film layer is indium oxide
Tin.
5. a kind of production method of LCD MODULE, which is characterized in that including：
Top glass substrate and lower glass substrate are provided；
Encapsulated liquid crystal layer is between the top glass substrate and the lower glass substrate；
Film layer is formed in the lower surface of the lower glass substrate.
6. according to the method described in claim 5, it is characterized in that, the film layer is conductive material.
7. method according to claim 5 or 6, which is characterized in that described to be formed in the lower surface of the lower glass substrate
Film layer, including：
Using reaction gas strikes target, sink with the atom for sputtering the target and in the lower surface of the lower glass substrate
Product film layer.
8. the method according to the description of claim 7 is characterized in that reaction gas strikes target is used described, to sputter
The atom of the target and before the step of lower surface deposition film layer of the lower glass substrate, further includes：
Processing is ground to the lower glass substrate；
The lower glass substrate is started the cleaning processing；
Dust removal processing is carried out to the lower glass substrate.
9. the method according to the description of claim 7 is characterized in that reaction gas strikes target is used described, to sputter
The atom of the target and before the step of lower surface deposition film layer of the lower glass substrate, further includes：
Detect the sheet resistance of the film layer.
10. a kind of mobile terminal, which is characterized in that including such as claim 1-4 any one of them LCD MODULE.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711243059.3A CN108169944A (en) | 2017-11-30 | 2017-11-30 | A kind of LCD MODULE and preparation method thereof, mobile terminal |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711243059.3A CN108169944A (en) | 2017-11-30 | 2017-11-30 | A kind of LCD MODULE and preparation method thereof, mobile terminal |
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| Publication Number | Publication Date |
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| CN108169944A true CN108169944A (en) | 2018-06-15 |
Family
ID=62524870
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| CN201711243059.3A Pending CN108169944A (en) | 2017-11-30 | 2017-11-30 | A kind of LCD MODULE and preparation method thereof, mobile terminal |
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| CN203366777U (en) * | 2013-06-26 | 2013-12-25 | 南昌欧菲光科技有限公司 | Novel transparent conductive film |
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| CN104603320A (en) * | 2012-08-31 | 2015-05-06 | 株式会社钟化 | Method for producing substrate with transparent electrode, and substrate with transparent electrode |
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| US20170160863A1 (en) * | 2015-12-04 | 2017-06-08 | Japan Display Inc. | Display device and input device |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202565337U (en) * | 2012-05-21 | 2012-11-28 | 广东欧珀移动通信有限公司 | Touch screen bonding device |
| CN104603320A (en) * | 2012-08-31 | 2015-05-06 | 株式会社钟化 | Method for producing substrate with transparent electrode, and substrate with transparent electrode |
| CN203366777U (en) * | 2013-06-26 | 2013-12-25 | 南昌欧菲光科技有限公司 | Novel transparent conductive film |
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| US20170160863A1 (en) * | 2015-12-04 | 2017-06-08 | Japan Display Inc. | Display device and input device |
| CN106445268A (en) * | 2016-11-28 | 2017-02-22 | 安徽瑞沃电子科技有限公司 | Capacitive touch screen |
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| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20180615 |