CN112180642A - Display panel - Google Patents

Display panel Download PDF

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Publication number
CN112180642A
CN112180642A CN202010981609.7A CN202010981609A CN112180642A CN 112180642 A CN112180642 A CN 112180642A CN 202010981609 A CN202010981609 A CN 202010981609A CN 112180642 A CN112180642 A CN 112180642A
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CN
China
Prior art keywords
electrode
color film
partition
film substrate
display panel
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN202010981609.7A
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Chinese (zh)
Inventor
任维
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Shenzhen China Star Optoelectronics Semiconductor Display Technology Co Ltd
Original Assignee
Shenzhen China Star Optoelectronics Semiconductor Display Technology Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
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Publication date
Application filed by Shenzhen China Star Optoelectronics Semiconductor Display Technology Co Ltd filed Critical Shenzhen China Star Optoelectronics Semiconductor Display Technology Co Ltd
Priority to CN202010981609.7A priority Critical patent/CN112180642A/en
Publication of CN112180642A publication Critical patent/CN112180642A/en
Pending legal-status Critical Current

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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
    • G02F1/1343—Electrodes
    • G02F1/134309—Electrodes characterised by their geometrical arrangement
    • 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

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  • Physics & Mathematics (AREA)
  • Nonlinear Science (AREA)
  • Mathematical Physics (AREA)
  • Chemical & Material Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Geometry (AREA)
  • Liquid Crystal (AREA)

Abstract

The present invention provides a display panel including: the color film substrate, the transparent electrode of the color film substrate, the conductive adhesive layer and at least one array substrate. And arranging electrode partitions with different functions on the transparent electrode of the color film substrate for management. Different wires of the electrode partitions are arranged into electrode trunks and electrode branches, different electrode branches are connected to the electrode trunks, the electrode trunks are connected to the array substrate through conductive regions, and the electrode trunks are only coated with conductive adhesive to achieve conduction, so that preparation of conductive materials can be greatly reduced.

Description

Display panel
Technical Field
The invention relates to the technical field of display, in particular to a display panel.
Background
With the rapid development of Liquid Crystal Displays (LCDs); in the technology of polymer Stabilized vertically Aligned liquid crystal (PSVA), the liquid crystal needs to be Aligned by applying power, and in the process of liquid crystal alignment (HVA), in the large-size LCD and the hybrid cutting technology, the number of chip electrodes is distributed more, the peripheral metal routing wiring in the whole PSVA technology is complicated, and the technical requirement of adopting a multi-chip synchronization mode on the color film substrate (CF) side is more and more urgent.
The new alignment technology (Laser on CF, LOC) can simplify the wiring of peripheral electrodes, and the signal is more simplified in the power-up process of liquid crystal alignment (HVA), and the electric signal is transmitted from the transparent electrode at the CF side to the electrode of the electric signal array substrate or other electrodes.
As shown in fig. 1, the LOC technology requires to add a cut to the CF-side transparent electrode on the conventional manufacturing process to obtain different electrode partitions and perform signal wiring for the different partitions; as in TFTcom and CFcom in fig. 1, the TFTcom partition is connected to the common electrode of the array substrate, and the CFcom serves to align the electric signal to the liquid crystal molecules.
As shown in fig. 2, since the LOC technology has a special requirement on the electrode partition, under the GOA technology, the number of the electrodes 11 is large, and the application requirement of the LOC technology is to coat the conductive adhesive on each electrode partition for communication, so that the conductive adhesive 12 is used in each electrode partition, and the coating area is large due to the coating of the conductive adhesive 12 on the electrodes 11, and the electrode partition is not easy to manage.
Disclosure of Invention
An object of the present invention is to provide a display panel that can easily manage different partitions of a transparent electrode on the CF side.
To achieve the above object, the present invention provides a display panel including: a color film substrate; the color film substrate transparent electrode is arranged on the color film substrate; the conductive adhesive layer is arranged on the transparent electrode of the color film substrate and comprises a plurality of conductive areas; at least one array substrate arranged on the conductive adhesive layer; the color film substrate transparent electrode comprises a plurality of electrode partitions which are linearly distributed, each electrode partition is provided with an electrode trunk and a plurality of electrode branches, the electrode branches are connected to the electrode trunks, and the electrode trunks are connected to the corresponding conductive regions.
Further, the electrode partition includes: the display device comprises a color film substrate common electrode partition, a GOA electrode partition, an array substrate common electrode partition and a pixel electrode partition.
Further, the electrode branches of the GOA electrode partition include: the driving circuit comprises a clock signal line branch, a voltage signal line branch and a driving signal line branch.
Further, the electrode branches of the pixel electrode partition include a red pixel electrode branch, a green pixel electrode branch, and a blue pixel electrode.
Further, the conductive adhesive layer comprises frame adhesive and metal material gold.
Furthermore, the color film substrate transparent electrode also comprises a first cutting line and a second cutting line, and the first cutting line is arranged above the second cutting line; the first cutting line is used for dividing the electrode into a first part and a second part, wherein the first part is input with a high voltage signal, and the second part is input with a low voltage signal.
Furthermore, the color film substrate common electrode is arranged on the first part in a partition manner; the pixel electrode is arranged on the second part in a partition mode.
Further, include between array substrate and the conducting resin layer: the array substrate transparent electrode is arranged on the conductive adhesive layer; and the black matrix is arranged between the array substrate transparent electrode and the array substrate.
Furthermore, a metal layer is arranged between the color film substrate and the transparent electrode of the color film substrate.
Further, each conductive region is formed by scribing or dispensing a conductive material.
The invention has the beneficial effects that: the invention provides a display panel, which is convenient to manage by arranging electrode partitions with different functions on a transparent electrode of a color film substrate and respectively coating conductive adhesive. Different wires of the electrode partitions are arranged into electrode trunks and electrode branches, different electrode branches are connected to the electrode trunks, the electrode trunks are connected to the array substrate through conductive regions, and the electrode trunks are only coated with conductive adhesive to achieve conduction, so that preparation of conductive materials can be greatly reduced.
Drawings
The invention is further described below with reference to the figures and examples.
FIG. 1 is a schematic plan view of a CF-side transparent electrode of the prior art;
FIG. 2 is a plan view of a prior art CF-side transparent electrode conductive paste coating;
fig. 3 is a schematic structural diagram of a display panel provided in the present invention.
Fig. 4 is a schematic plan view of a transparent electrode cutting partition of a color film substrate according to the present invention.
Fig. 5 is a schematic plan view of a transparent electrode cutting partition of a color film substrate according to the present invention.
Fig. 6 is a schematic plan view of a transparent electrode cutting partition of a color film substrate according to the present invention.
A display panel 100;
a color film substrate 101; a color film substrate transparent electrode 102; a conductive adhesive layer 103;
an array substrate 104; an array substrate transparent electrode 106; a black matrix 107;
a metal layer 105; an electrode branch 22; an electrode stem 21;
a conductive region 23; a color film substrate common electrode partition 1021; GOA electrode zone 1022;
the array substrate common electrode partition 1023; a pixel electrode partition 1024;
a first cut line 24; a second cut line 25.
Detailed Description
In order that the present invention may be better understood, the following examples are included to further illustrate the invention, but not to limit its scope.
The following description of the embodiments refers to the accompanying drawings for illustrating the specific embodiments in which the invention may be practiced. The directional terms used in the present invention, such as "up", "down", "front", "back", "left", "right", "top", "bottom", etc., refer to the directions of the attached drawings. Accordingly, the directional terms used are used for explanation and understanding of the present invention, and are not used for limiting the present invention.
As shown in fig. 3 and 4, the present invention provides a display panel 100, including: the color filter substrate comprises a color filter substrate 101, a color filter substrate transparent electrode 102, a conductive adhesive layer 103 and at least one array substrate 104.
The color film substrate transparent electrode 102 is disposed on the color film substrate 101.
The conductive adhesive layer 103 is disposed on the color film substrate transparent electrode 102, and the conductive adhesive layer 103 includes a plurality of conductive regions 23.
The array substrate 104 is disposed on the conductive adhesive layer 103.
The color film substrate transparent electrode 102 includes a plurality of electrode partitions distributed linearly, each electrode partition has an electrode trunk 21 and a plurality of electrode branches 22, the electrode branches 22 are connected to the electrode trunk 21, and the electrode trunk 21 is connected to the corresponding conductive region 23.
Each conductive region 23 is formed by scribing or dispensing a conductive material. The conductive material is gold glue.
The electrode partition includes: the color film substrate common electrode partition 1021, the GOA electrode partition 1022, the array substrate common electrode partition 1023, and the pixel electrode partition 1024.
The present invention does not limit the electrode partition, and may further include a test electrode partition for performing a display test of the panel.
In the figure, the color film substrate common electrode partition 1021, the GOA electrode partition 1022, the array substrate common electrode partition 1023, and the pixel electrode partition 1024 correspond to the corresponding conductive areas 23 respectively.
The electrode branches 22 of the GOA electrode zone 1022 include: the clock signal line branches (CK 1-CK 6), the voltage signal line branch (Vss) and the driving signal line branches (LC 1-LC 2, ST), i.e., the clock signal line branch, the voltage signal line branch and the driving signal line branch are connected with the electrode stem 21 of the GOA electrode partition 1022, and the electrode stem 21 of the GOA electrode partition 1022 is connected with the conductive area 23 of the GOA electrode partition 1022.
The electrode branches 22 of the pixel electrode partition 1024 include a red pixel electrode branch (R), a green pixel electrode branch (G), and a blue pixel electrode (B). Namely, the red pixel electrode branch, the green pixel electrode branch and the blue pixel electrode branch are connected to the electrode trunk 21 of the pixel electrode partition 1024, and the electrode trunk 21 of the pixel electrode partition 1024 is connected to the conductive area 23 of the pixel electrode partition 1024.
The color filter substrate common electrode partition 1021 and the array substrate common electrode partition 1023 include an electrode branch 22 connected to the corresponding electrode trunk 21.
The material of the conductive adhesive layer 103 includes Seal and gold (Au), i.e. gold material, wherein the Seal is mainly used for adhesion.
The color film substrate transparent electrode 102 further includes a first cut line 24 and a second cut line 25, and the first cut line 24 is disposed above the second cut line 25.
The first cutting line 24 is used to divide the electrode into a first portion and a second portion, wherein the first portion inputs a high voltage signal, and the second portion inputs a low voltage signal.
The second portion is formed between the first cutting line 24 and the second cutting line 25, and the electrode provided above the first cutting line 24 is divided into the first portions.
The second cutting lines 25 are used to divide the partitions corresponding to different array substrates, because the number of the array substrates 104 is not limited, and many popular split array substrates are used to realize a large-sized panel; therefore, the second cutting line 25 is needed to distinguish the corresponding electrode regions of different array substrates.
The color film substrate common electrode partition 1021 is arranged on the first part; the pixel electrode partition 1024 is disposed on the second portion.
If the cutting manner is as shown in fig. 4, the GOA electrode partition 1022 and the array substrate common electrode partition 1023 belong to the second portion; if the cutting manner is as shown in fig. 5, the GOA electrode partition 1022 belongs to a first portion, and the array substrate common electrode partition 1023 belongs to a second portion; if the cutting manner is as shown in fig. 6, the GOA electrode partition 1022 and the array substrate common electrode partition 1023 belong to the first portion.
In an embodiment, the array substrate 104 and the conductive adhesive layer 103 include: an array substrate transparent electrode 106 and a black matrix 107.
The array substrate transparent electrode 106 is disposed on the conductive adhesive layer 103.
The black matrix 107 is disposed between the array substrate transparent electrode 106 and the array substrate 104.
In an embodiment, a metal layer 105 is disposed between the color filter substrate 101 and the color filter substrate transparent electrode 102.
The invention provides a display panel 100, which is managed by arranging electrode partitions with different functions on a transparent electrode 102 of a color film substrate. Different wires of the electrode partitions are arranged into the electrode trunk 21 and the electrode branches 22, the different electrode branches are connected to the electrode trunk 21, the electrode trunk 21 is connected to the array substrate 104 through the conductive area 23, and the electrode trunk 21 is only required to be coated with conductive adhesive to achieve conduction, so that the preparation of conductive materials can be greatly reduced.
It should be noted that many variations and modifications of the embodiments of the present invention fully described are possible and are not to be considered as limited to the specific examples of the above embodiments. The above examples are given by way of illustration of the invention and are not intended to limit the invention. In conclusion, the scope of the present invention should include those changes or substitutions and modifications which are obvious to those of ordinary skill in the art.

Claims (10)

1. A display panel, comprising:
a color film substrate;
the color film substrate transparent electrode is arranged on the color film substrate;
the conductive adhesive layer is arranged on the transparent electrode of the color film substrate and comprises a plurality of conductive areas;
at least one array substrate arranged on the conductive adhesive layer;
the color film substrate transparent electrode comprises a plurality of electrode partitions which are linearly distributed, each electrode partition is provided with an electrode trunk and a plurality of electrode branches, the electrode branches are connected to the electrode trunks, and the electrode trunks are connected to the corresponding conductive regions.
2. The display panel according to claim 1,
the electrode partition includes: the display device comprises a color film substrate common electrode partition, a GOA electrode partition, an array substrate common electrode partition and a pixel electrode partition.
3. The display panel according to claim 2,
the electrode branches of the GOA electrode partition comprise: the driving circuit comprises a clock signal line branch, a voltage signal line branch and a driving signal line branch.
4. The display panel according to claim 2,
the electrode branches of the pixel electrode partition comprise a red pixel electrode branch, a green pixel electrode branch and a blue pixel electrode.
5. The display panel according to claim 3,
the material of the conductive adhesive layer comprises frame adhesive and metal material gold.
6. The display panel according to claim 2,
the color film substrate transparent electrode also comprises a first cutting line and a second cutting line, and the first cutting line is arranged above the second cutting line;
the first cutting line is used for dividing the electrode into a first part and a second part, wherein the first part is input with a high voltage signal, and the second part is input with a low voltage signal.
7. The display panel according to claim 6,
the color film substrate common electrode is arranged on the first part in a partitioning manner;
the pixel electrode is arranged on the second part in a partition mode.
8. The display panel according to claim 1,
the array substrate with include between the conducting resin layer:
the array substrate transparent electrode is arranged on the conductive adhesive layer;
and the black matrix is arranged between the array substrate transparent electrode and the array substrate.
9. The display panel according to claim 1,
and a metal layer is arranged between the color film substrate and the transparent electrode of the color film substrate.
10. The display panel according to claim 1,
each conductive region is formed by scribing or dispensing a conductive material.
CN202010981609.7A 2020-09-17 2020-09-17 Display panel Pending CN112180642A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202010981609.7A CN112180642A (en) 2020-09-17 2020-09-17 Display panel

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202010981609.7A CN112180642A (en) 2020-09-17 2020-09-17 Display panel

Publications (1)

Publication Number Publication Date
CN112180642A true CN112180642A (en) 2021-01-05

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Family Applications (1)

Application Number Title Priority Date Filing Date
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Country Status (1)

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CN (1) CN112180642A (en)

Citations (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2001005027A (en) * 1999-06-24 2001-01-12 Matsushita Electric Ind Co Ltd Liquid crystal display device and liquid crystal application equipment using the device
TW200912430A (en) * 2007-09-03 2009-03-16 Chunghwa Picture Tubes Ltd Liquid crystal display panel
CN101900898A (en) * 2010-07-08 2010-12-01 友达光电股份有限公司 Photocell integrated liquid crystal display and photocell integrated flat panel display
CN102360143A (en) * 2011-10-24 2012-02-22 南京中电熊猫液晶显示科技有限公司 Liquid crystal display device
US20130021657A1 (en) * 2011-07-21 2013-01-24 Seiko Epson Corporation Electrooptic device and electronic apparatus
CN104280930A (en) * 2014-10-11 2015-01-14 深圳市华星光电技术有限公司 Color film substrate manufacture method, color film substrate and liquid crystal display panel
CN106501981A (en) * 2016-12-13 2017-03-15 昆山龙腾光电有限公司 Compound liquid crystal indicator and preparation method thereof
CN107577074A (en) * 2017-10-30 2018-01-12 武汉华星光电技术有限公司 Liquid crystal display panel of thin film transistor
CN110098199A (en) * 2019-05-05 2019-08-06 深圳市华星光电半导体显示技术有限公司 Display panel and display device
CN110286510A (en) * 2019-07-10 2019-09-27 深圳市华星光电半导体显示技术有限公司 A kind of multi signal HVA mode liquid crystal display panel
CN111091792A (en) * 2020-03-22 2020-05-01 深圳市华星光电半导体显示技术有限公司 Grid driving circuit and display panel

Patent Citations (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2001005027A (en) * 1999-06-24 2001-01-12 Matsushita Electric Ind Co Ltd Liquid crystal display device and liquid crystal application equipment using the device
TW200912430A (en) * 2007-09-03 2009-03-16 Chunghwa Picture Tubes Ltd Liquid crystal display panel
CN101900898A (en) * 2010-07-08 2010-12-01 友达光电股份有限公司 Photocell integrated liquid crystal display and photocell integrated flat panel display
US20130021657A1 (en) * 2011-07-21 2013-01-24 Seiko Epson Corporation Electrooptic device and electronic apparatus
CN102360143A (en) * 2011-10-24 2012-02-22 南京中电熊猫液晶显示科技有限公司 Liquid crystal display device
CN104280930A (en) * 2014-10-11 2015-01-14 深圳市华星光电技术有限公司 Color film substrate manufacture method, color film substrate and liquid crystal display panel
CN106501981A (en) * 2016-12-13 2017-03-15 昆山龙腾光电有限公司 Compound liquid crystal indicator and preparation method thereof
CN107577074A (en) * 2017-10-30 2018-01-12 武汉华星光电技术有限公司 Liquid crystal display panel of thin film transistor
CN110098199A (en) * 2019-05-05 2019-08-06 深圳市华星光电半导体显示技术有限公司 Display panel and display device
CN110286510A (en) * 2019-07-10 2019-09-27 深圳市华星光电半导体显示技术有限公司 A kind of multi signal HVA mode liquid crystal display panel
CN111091792A (en) * 2020-03-22 2020-05-01 深圳市华星光电半导体显示技术有限公司 Grid driving circuit and display panel

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