CN110850617A - Liquid crystal display driving panel and manufacturing method thereof - Google Patents
Liquid crystal display driving panel and manufacturing method thereof Download PDFInfo
- Publication number
- CN110850617A CN110850617A CN201810955564.9A CN201810955564A CN110850617A CN 110850617 A CN110850617 A CN 110850617A CN 201810955564 A CN201810955564 A CN 201810955564A CN 110850617 A CN110850617 A CN 110850617A
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- Prior art keywords
- driving
- liquid crystal
- display
- lcd
- touch
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- 239000004973 liquid crystal related substance Substances 0.000 title claims abstract description 38
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 13
- 239000000758 substrate Substances 0.000 claims abstract description 61
- 238000000034 method Methods 0.000 claims description 5
- 238000010586 diagram Methods 0.000 description 3
- ICLCCFKUSALICQ-UHFFFAOYSA-N 1-isocyanato-4-(4-isocyanato-3-methylphenyl)-2-methylbenzene Chemical compound C1=C(N=C=O)C(C)=CC(C=2C=C(C)C(N=C=O)=CC=2)=C1 ICLCCFKUSALICQ-UHFFFAOYSA-N 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
Images
Classifications
-
- 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
- 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
- G02F1/1345—Conductors connecting electrodes to cell terminals
- G02F1/13452—Conductors connecting driver circuitry and terminals of panels
Landscapes
- Physics & Mathematics (AREA)
- Nonlinear Science (AREA)
- Mathematical Physics (AREA)
- Chemical & Material Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Liquid Crystal (AREA)
- Devices For Indicating Variable Information By Combining Individual Elements (AREA)
Abstract
The invention provides a liquid crystal display driving panel and a manufacturing method thereof, wherein the liquid crystal display driving panel comprises the following steps: a lower substrate provided with a display region and a non-display region of the LCD; the driving chip comprises a touch driving module and a display driving module; the single flexible circuit board is not provided with a touch control driving chip; and an upper substrate corresponding to a display region of the LCD. In the invention, the display and touch functions of the liquid crystal panel can be integrally realized.
Description
Technical Field
The invention relates to the technical field of liquid crystal panels, in particular to a liquid crystal display driving panel and a manufacturing method thereof.
Background
With the continuous development of science and technology, mobile devices are developing towards being light and thin. In order to reduce the thickness of the mobile device, the display touch module of the mobile device adopts an integrated design of a touch panel and a liquid crystal panel, namely, a display touch integrated screen. Referring to fig. 1, a liquid crystal panel in the prior art has a structure that two Flexible Printed circuits (Flexible Printed circuits) 1 and 2 are required to be respectively adopted for a liquid crystal panel to realize display driving and touch functions, and the height of the liquid crystal panel is high.
Disclosure of Invention
The invention aims to provide a liquid crystal display driving panel and a manufacturing method thereof.
In order to solve the above technical problem, the present invention provides a liquid crystal display driving panel, including:
a lower substrate provided with a display region and a non-display region of the LCD;
the driving chip comprises a touch driving module and a display driving module;
the single flexible circuit board is not provided with a touch control driving chip;
and an upper substrate corresponding to a display region of the LCD.
Optionally, the driving chip is located in the LCD non-display area and electrically bonded to the lower substrate.
Optionally, the display driving module of the driving chip is electrically connected to the LCD display area.
Optionally, the single flexible circuit board is electrically bonded to the lower substrate and the upper substrate respectively.
Optionally, the lower substrate is a TFT substrate, and the upper substrate is a touch substrate.
Correspondingly, the invention also provides a manufacturing method of the liquid crystal display driving panel, which comprises the following steps:
providing a lower substrate, an upper substrate, a single flexible circuit board and a driving chip; the driving chip comprises a touch driving module, a display driving module and a single flexible circuit board, and a touch driving chip is not arranged on the single flexible circuit board;
the single flexible circuit board is firstly bonded on the lower substrate;
and then bonding the single flexible circuit board on the upper substrate.
Optionally, the lower substrate is provided with a display area and a non-display area of the LCD; the driving chip is located in the LCD non-display area and electrically bonded to the lower substrate.
Optionally, the display driving module of the driving chip is electrically connected to the LCD display area.
Optionally, the lower substrate is a TFT substrate, and the upper substrate is a touch substrate.
Compared with the prior art, the liquid crystal display driving panel and the manufacturing method thereof have the following beneficial effects:
in the invention, the driving chip of the liquid crystal display driving panel comprises a touch driving module and a display driving module, and the driving chip simultaneously realizes the display and touch functions of the liquid crystal display driving panel, realizes an integrated display and touch panel and reduces lead interfaces of the liquid crystal panel. Moreover, the liquid crystal display panel adopts a single flexible circuit board, and a touch control driving chip is not arranged on the single flexible circuit board, so that the height of the liquid crystal panel is reduced.
Drawings
FIG. 1 is a schematic diagram of a prior art LCD driving panel;
FIG. 2 is a schematic view of a liquid crystal display panel according to an embodiment of the present invention;
fig. 3 is a flow chart of a manufacturing process of the liquid crystal display driving panel according to an embodiment of the invention.
Detailed Description
In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention. This invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein, but rather construed as limited to the embodiments set forth herein.
Next, the present invention is described in detail by using schematic diagrams, and when the embodiments of the present invention are described in detail, the schematic diagrams are only examples for convenience of description, and the scope of the present invention should not be limited herein.
In order to make the aforementioned objects, features and advantages of the present invention more comprehensible, a liquid crystal display driving panel and a method of manufacturing the same according to the present invention are described in detail below with reference to the accompanying drawings.
Referring to fig. 2, the liquid crystal display driving panel of the present invention includes: a lower substrate 10, a single flexible circuit board 40, a driving chip 50, and an upper substrate (not shown).
The lower substrate 10 is provided with a display area 20 and a non-display area 30 of the LCD adjacent to each other, and the driving chip 50 is located in the non-display area 30 of the LCD and electrically bonded to the lower substrate 10. The driving chip 50 includes a touch driving module and a display driving module (not shown), for example, the driving chip 50 may be a TODI chip. The display driving module of the driving chip 50 is electrically connected to the LCD display area for driving the LCD display area 20. The lower substrate 10 in this embodiment is a TFT substrate.
The upper substrate corresponds to the display of the LCD, 20. The upper substrate in this embodiment is a Touch substrate (Touch Panel). The touch driving module of the driving chip 50 realizes the touch driving of the upper substrate, so that the driving chip 50 simultaneously realizes the display and touch functions of the liquid crystal display driving panel, and realizes an integrated display and touch panel.
The single flexible circuit board 40 is electrically bonded with the lower substrate 10 and the upper substrate, respectively, and no touch driving chip is disposed on the single flexible circuit board 40. The liquid crystal panel adopts the single flexible circuit board, so that the height of the liquid crystal panel can be reduced.
Accordingly, referring to fig. 2 and fig. 3, another aspect of the present invention further provides a method for manufacturing a liquid crystal display driving panel, including:
first, step S1 is performed to provide the lower substrate 10, the upper substrate, the single flexible circuit board 40, and the driving chip 50. The lower substrate 10 is provided with a display area 20 and a non-display area 30 of the LCD, and the driving chip 50 is located in the non-display area 30 of the LCD and electrically bonded to the lower substrate 10. The driving chip 50 includes a touch driving module and a display driving module (not shown in the figure), and the display driving module of the driving chip 50 is electrically connected to the LCD display area to realize the display driving function. The lower substrate 10 in this embodiment is a TFT substrate.
Further, the driving chip 50 further includes a touch driving module, for example, the driving chip 50 may be a TODI chip, so that the single flexible circuit board 40 is not provided with a touch driving chip, and the touch driving module realizes a touch function of the liquid crystal panel.
Next, step S2 is performed to bond the single flexible circuit board 40 to the lower substrate 10.
Step S3 is performed, and the single flexible circuit board 40 is bonded to an upper substrate, which is a Touch substrate (Touch Panel) in this embodiment.
In summary, in the liquid crystal display driving panel and the manufacturing method thereof provided by the invention, the driving chip includes the touch driving module and the display driving module, the driving chip simultaneously realizes the display and touch functions of the liquid crystal display driving panel, the liquid crystal display panel adopts a single flexible circuit board, and the single flexible circuit board is not provided with the touch driving chip, so that the height of the liquid crystal panel is reduced.
Although the present invention has been described with reference to the preferred embodiments, it is not intended to limit the present invention, and those skilled in the art can make variations and modifications of the present invention without departing from the spirit and scope of the present invention by using the methods and technical contents disclosed above.
Claims (9)
1. A liquid crystal display driving panel, comprising:
a lower substrate provided with a display region and a non-display region of the LCD;
the driving chip comprises a touch driving module and a display driving module;
the single flexible circuit board is not provided with a touch control driving chip;
and an upper substrate corresponding to a display region of the LCD.
2. The LCD driver panel of claim 1, wherein the driver chip is located in the non-display region of the LCD and electrically bonded to the lower substrate.
3. The LCD driver panel of claim 1, wherein the display driver module of the driver chip is electrically connected to the LCD display area.
4. The liquid crystal display driving panel according to claim 1, wherein the single flexible circuit board is electrically bonded to the lower substrate and the upper substrate, respectively.
5. The liquid crystal display driving panel according to claim 1, wherein the lower substrate is a TFT substrate, and the upper substrate is a touch substrate.
6. A method for manufacturing a liquid crystal display driving panel is characterized by comprising the following steps:
providing a lower substrate, an upper substrate, a single flexible circuit board and a driving chip; the driving chip comprises a touch driving module, a display driving module and a single flexible circuit board, and a touch driving chip is not arranged on the single flexible circuit board;
the single flexible circuit board is firstly bonded on the lower substrate;
and then bonding the single flexible circuit board on the upper substrate.
7. The method of manufacturing a liquid crystal display driving panel according to claim 6, wherein the lower substrate is provided with a display region and a non-display region of the LCD; the driving chip is located in the LCD non-display area and electrically bonded to the lower substrate.
8. The method of claim 7, wherein the display driving module of the driving chip is electrically connected to the LCD display region.
9. The method of claim 6, wherein the lower substrate is a TFT substrate and the upper substrate is a touch substrate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810955564.9A CN110850617A (en) | 2018-08-21 | 2018-08-21 | Liquid crystal display driving panel and manufacturing method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810955564.9A CN110850617A (en) | 2018-08-21 | 2018-08-21 | Liquid crystal display driving panel and manufacturing method thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110850617A true CN110850617A (en) | 2020-02-28 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810955564.9A Pending CN110850617A (en) | 2018-08-21 | 2018-08-21 | Liquid crystal display driving panel and manufacturing method thereof |
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| Country | Link |
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| CN (1) | CN110850617A (en) |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20160313838A1 (en) * | 2015-04-21 | 2016-10-27 | Lg Display Co., Ltd. | Touch Screen Integrated Display Device |
| CN106526931A (en) * | 2016-11-04 | 2017-03-22 | 武汉华星光电技术有限公司 | Array substrate, liquid crystal display panel and preparation method of liquid crystal display panel |
| CN107632743A (en) * | 2017-11-01 | 2018-01-26 | 武汉华星光电技术有限公司 | Touch oled display panel and display device |
| CN206946150U (en) * | 2017-08-08 | 2018-01-30 | 信利光电股份有限公司 | A kind of liquid crystal touch control module and display |
| WO2018072249A1 (en) * | 2016-10-18 | 2018-04-26 | 武汉华星光电技术有限公司 | Display module and liquid crystal display screen |
| CN208969378U (en) * | 2018-08-21 | 2019-06-11 | 浙江长兴合利光电科技有限公司 | Liquid crystal driving panel |
| CN209357028U (en) * | 2018-08-21 | 2019-09-06 | 浙江长兴合利光电科技有限公司 | Liquid crystal driving panel |
| CN110850618A (en) * | 2018-08-21 | 2020-02-28 | 浙江长兴合利光电科技有限公司 | Liquid crystal display driving panel and manufacturing method thereof |
-
2018
- 2018-08-21 CN CN201810955564.9A patent/CN110850617A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20160313838A1 (en) * | 2015-04-21 | 2016-10-27 | Lg Display Co., Ltd. | Touch Screen Integrated Display Device |
| WO2018072249A1 (en) * | 2016-10-18 | 2018-04-26 | 武汉华星光电技术有限公司 | Display module and liquid crystal display screen |
| CN106526931A (en) * | 2016-11-04 | 2017-03-22 | 武汉华星光电技术有限公司 | Array substrate, liquid crystal display panel and preparation method of liquid crystal display panel |
| CN206946150U (en) * | 2017-08-08 | 2018-01-30 | 信利光电股份有限公司 | A kind of liquid crystal touch control module and display |
| CN107632743A (en) * | 2017-11-01 | 2018-01-26 | 武汉华星光电技术有限公司 | Touch oled display panel and display device |
| CN208969378U (en) * | 2018-08-21 | 2019-06-11 | 浙江长兴合利光电科技有限公司 | Liquid crystal driving panel |
| CN209357028U (en) * | 2018-08-21 | 2019-09-06 | 浙江长兴合利光电科技有限公司 | Liquid crystal driving panel |
| CN110850618A (en) * | 2018-08-21 | 2020-02-28 | 浙江长兴合利光电科技有限公司 | Liquid crystal display driving panel and manufacturing method thereof |
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