CN109445145A - Narrow frame liquid crystal display device, handheld terminal and element method for arranging - Google Patents
Narrow frame liquid crystal display device, handheld terminal and element method for arranging Download PDFInfo
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- CN109445145A CN109445145A CN201811557919.5A CN201811557919A CN109445145A CN 109445145 A CN109445145 A CN 109445145A CN 201811557919 A CN201811557919 A CN 201811557919A CN 109445145 A CN109445145 A CN 109445145A
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- liquid crystal
- crystal display
- display device
- glass substrate
- electrical connection
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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
- G02F1/13306—Circuit arrangements or driving methods for the control of single liquid crystal cells
-
- 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
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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)
- Devices For Indicating Variable Information By Combining Individual Elements (AREA)
Abstract
一种窄边框液晶显示装置、手持终端及元件布置方法，该显示装置包括玻璃基板，设置在所述玻璃基板上的液晶显示板，设置在所述玻璃基板上的、用于与主控线路板通信的第一电连接部，设置在所述玻璃基板的一个边沿处的、分别与所述液晶显示板和所述第一电连接部电连接的芯片，以及一端与所述第一电连接部电连接、另一端设置有第二电连接部的挠性线路板，所述第一电连接部和所述芯片沿着所述玻璃基板的所述边沿排列。该手持终端采用了上述的显示装置。该方法包括芯片的绑定位置和挠性线路板的绑定位置沿着所述玻璃基板的一个边沿排列。本发明用低成本实现了窄边框液晶显示装置。
A narrow-frame liquid crystal display device, a handheld terminal and a component arrangement method, the display device comprises a glass substrate, a liquid crystal display panel arranged on the glass substrate, and a main control circuit board arranged on the glass substrate for connecting with a main control circuit board. A first electrical connection part for communication, a chip provided at one edge of the glass substrate and electrically connected to the liquid crystal display panel and the first electrical connection part respectively, and one end of the chip connected to the first electrical connection part The flexible circuit board is electrically connected, and the other end is provided with a second electrical connection part, and the first electrical connection part and the chip are arranged along the edge of the glass substrate. The handheld terminal adopts the above-mentioned display device. The method includes arranging the bonding position of the chip and the bonding position of the flexible circuit board along one edge of the glass substrate. The invention realizes a narrow-frame liquid crystal display device with low cost.
Description
Technical field
The present invention relates to liquid crystal display device more particularly to narrow frame liquid crystal display devices, and are related to its element arrangement side
Method, and the handheld terminal using this display device.
Background technique
Narrow frame is the important development direction of the handheld terminals such as smart phone and tablet computer, and screen accounting is to measure to hold eventually
One important indicator at end, frame is smaller, then shields that accounting is bigger, and display area is bigger.
The structure of the liquid crystal display device of conventional mobile phone is shown in Fig. 1.As shown in Figure 1, this liquid crystal display device packet
It includes: glass substrate 10；LCD panel 20 on the glass substrate 10 is set；Be arranged in it is on the glass substrate 10,
The first electrical connection section for being communicated with master control circuit plate 60；Be arranged in the glass substrate 10 an edge, respectively with
The chip 40 of the LCD panel 20 and first electrical connection section electrical connection；And flex circuit application 50, flex circuit application
50 one end is electrically connected with first electrical connection section, and the other end is electrically connected with the master control circuit plate 60.Master control circuit plate 60
The signal of output is successively sent to the LCD panel 20 after the flex circuit application 50, the chip 40.Above-mentioned
In liquid crystal display device, the width W for the glass substrate 10 that chip 40 and flex circuit application 50 occupy is larger, especially with display
The line number of the continuous improvement of the resolution ratio of device, flex circuit application is increasing, and taking up space constantly to increase, and is unfavorable for into one
Step reduces frame, is unfavorable for improving screen accounting.
In order to reduce the frame of display device, people use flip chip (Chip On Flex, COF) technology.Such as Fig. 2
It is shown, specifically the chip 40 of original binding on the glass substrate 10 is removed, has been tied on flex circuit application 50, flexible wire
One end binding of road plate 50 is electrically connected with LCD panel 20 on the glass substrate 10, the other end of flex circuit application 50 and master control
Wiring board 60 is electrically connected.Using this Joining Technology, chip no longer occupies the area of glass substrate, therefore effectively reduces frame
Width W, improve screen accounting, while chip is extractd and is easy, and the maintenance of display device is conducive to.But flip chip flexible wire
The production technology of road plate is complicated, and product cost is high.
Therefore, how to be achieved at low cost narrow frame liquid crystal display device is still technical problem urgently to be resolved.
Summary of the invention
The object of the present invention is to provide a kind of narrow frame liquid crystal display device of low cost, handheld terminal and element arrangement sides
Method.
In order to achieve the above object, The technical solution adopted by the invention is as follows:
A kind of narrow frame liquid crystal display device, base include:
Glass substrate；
LCD panel on the glass substrate is set；
Be arranged in it is on the glass substrate, for the first electrical connection section with master control circuit board communications；
Chip, be arranged in the glass substrate an edge, respectively with the LCD panel and it is described first electricity
Interconnecting piece electrical connection；And
Flex circuit application, one end are electrically connected with first electrical connection section, the other end be provided with the second electrical connection section with
Connect the master control circuit plate；
Wherein, first electrical connection section and the chip are arranged along the edge of the glass substrate.
In above-mentioned narrow frame liquid crystal display device, it is preferable that the first electrical connection section described in there are two groups, the chip
Between the first electrical connection section described in two groups.
In above-mentioned narrow frame liquid crystal display device, it is preferable that the chip is rectangle, the long side of the chip with
The edge of the glass substrate is parallel.
In above-mentioned narrow frame liquid crystal display device, it is preferable that first electrical connection section is multiple bonding points, described
Second electrical connection section is the insert-connecting plate with multiple contacts.
A kind of handheld terminal comprising:
Master control circuit plate；And
The top of the master control circuit plate is arranged in liquid crystal display device, passes through flex circuit application and the master control line
The electrical connection of road plate；
Wherein, the liquid crystal display device can be narrow frame liquid crystal display device described in above-mentioned any one.
A kind of element method for arranging of liquid crystal display device comprising:
Chip bonding is on the glass substrate of liquid crystal display device；And
Flex circuit application is bundled on the glass substrate；
Wherein, the binding position of chip and the binding position of flex circuit application are arranged along an edge of the glass substrate
Column.
Compared with prior art, the present invention at least has the advantages that
The present invention effectively reduces side by the design of the binding position of binding position and flex circuit application to chip
Width of frame improves screen accounting.Since the binding of chip still uses traditional COG (chip on glass) technology, together
When be also equipped with the low advantage of simple process, cost of implementation.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the liquid crystal display device of conventional mobile phone；
Fig. 2 is a kind of structural schematic diagram of existing narrow frame liquid crystal display device；
Fig. 3 is positive structure schematic of some embodiment narrow frame liquid crystal display devices in unfolded state；
Fig. 4 is the side structure schematic diagram of some embodiment narrow frame liquid crystal display devices；
Fig. 5 is its decomposing state figure.
Specific embodiment
The present invention will be further described with reference to the accompanying drawings and examples.
Referring to figure 3. to Fig. 5, some embodiment narrow frame liquid crystal display devices include:
Glass substrate 10；
LCD panel 20 on the glass substrate 10 is set；
First electrical connection section 30 on the glass substrate 10, for communicating with master control circuit plate 60 is set；
Chip 40, which is arranged at the lower edge of the glass substrate 10, respectively with the LCD panel 20
It is electrically connected with first electrical connection section 30；And
Flex circuit application 50, one end 51 are electrically connected with first electrical connection section 30, and the other end is provided with second and is electrically connected
Socket part 52 is to connect the master control circuit plate 60；
Importantly, first electrical connection section 30 and the chip 40 are arranged along the lower edge of the glass substrate 10
Column.Design in this way effectively reduces the value of parameter W compared to structure shown in Fig. 1, to effectively reduce display dress
The frame set improves screen accounting.
Referring to figure 5., further, the narrow frame liquid crystal display device is described with the first electrical connection section 30 described in two groups
Chip 40 is between the first electrical connection section 30 described in two groups.Such design is conducive to shorten the 40 to the first electrical connection section of chip
The length of conductor between 30 is conducive to reduce signal decaying, especially for the display device of ultra high-definition, due to line number compared with
It is more, it is more obvious using this scheme works.
Further, chip of the chip 40 using rectangle structure, long side and the glass substrate of the chip 40
10 lower edge is parallel.Compared to the chip of square structure, the chip of this rectangle structure, which is more advantageous to, reduces parameter W
Value, be conducive to further increase screen accounting.
As a kind of mode, first electrical connection section 30 be multiple bonding points, second electrical connection section 52 be with
The insert-connecting plate of multiple contacts.In this way, one end 51 of flex circuit application 50 is bonded with the first electrical connection section 30 is bundled in glass substrate
On 10, the other end of flex circuit application 50 is plugged by the second electrical connection section 52 with the socket 61 on master control circuit plate 60.This
Sample, a kind of display device of specification connect in which can be convenient from different master control circuit plates, constitute the handheld terminal of different model,
Improve the Adapter Property of display device.
Above-mentioned narrow frame liquid crystal display device can be applied to smart phone, tablet computer, IPAD etc., constitute narrow frame
Smart phone, tablet computer, IPAD etc., that is, constitute the handheld terminal of narrow frame.In this handheld terminal, liquid crystal display dress
It installs in the top of master control circuit plate, is electrically connected by flex circuit application with the master control circuit plate, as shown in Figure 4.
Referring to figure 3., the element method for arranging of some embodiment liquid crystal display devices includes: that chip 40 is bundled in liquid crystal
On the glass substrate 10 of showing device；And flex circuit application 50 is bundled on the glass substrate 10；Importantly, chip 40
The binding position for binding position and flex circuit application 50 is arranged along the lower edge (i.e. an edge) of the glass substrate 10, with
This achievees the purpose that be achieved at low cost narrow frame liquid crystal display device.
Above by specific embodiment, invention is explained in detail, these detailed description are only limited to help
Those skilled in the art understand that the contents of the present invention, can not be interpreted as limiting the scope of the invention.Art technology
Personnel should be included in protection model of the invention to various retouchings, the equivalent transformation etc. that above scheme carries out under present inventive concept
In enclosing.
Claims (6)
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811557919.5A CN109445145A (en) | 2018-12-19 | 2018-12-19 | Narrow frame liquid crystal display device, handheld terminal and element method for arranging |
| PCT/CN2019/078389 WO2020124821A1 (en) | 2018-12-19 | 2019-03-16 | Narrow bezel liquid crystal display device, handheld terminal and element arrangement method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811557919.5A CN109445145A (en) | 2018-12-19 | 2018-12-19 | Narrow frame liquid crystal display device, handheld terminal and element method for arranging |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109445145A true CN109445145A (en) | 2019-03-08 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811557919.5A Pending CN109445145A (en) | 2018-12-19 | 2018-12-19 | Narrow frame liquid crystal display device, handheld terminal and element method for arranging |
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| Country | Link |
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| CN (1) | CN109445145A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110400534A (en) * | 2019-08-06 | 2019-11-01 | 深圳市爱协生科技有限公司 | a full screen |
| WO2020124821A1 (en) * | 2018-12-19 | 2020-06-25 | 李建国 | Narrow bezel liquid crystal display device, handheld terminal and element arrangement method |
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| EP1391774A1 (en) * | 2000-09-08 | 2004-02-25 | Citizen Watch Co. Ltd. | Liquid crystal display |
| CN1499246A (en) * | 2002-10-28 | 2004-05-26 | 夏普株式会社 | Electronic building block and its mfg. method |
| JP2005122210A (en) * | 1995-06-05 | 2005-05-12 | Toshiba Corp | Display device and ic chip used for same |
| CN101021624A (en) * | 2006-04-18 | 2007-08-22 | 乐金电子（南京）等离子有限公司 | Signal line connecting device and panel display device utilizing signal line connector |
| CN201945768U (en) * | 2011-02-25 | 2011-08-24 | 陈国锋 | LCM (liquid crystal display module) based on FPC (flexible printed circuit) |
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| CN206848631U (en) * | 2017-07-07 | 2018-01-05 | 信利半导体有限公司 | A kind of liquid crystal display device |
| CN209311829U (en) * | 2018-12-19 | 2019-08-27 | 李建国 | Narrow bezel liquid crystal display device and handheld terminal |
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2018
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Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2005122210A (en) * | 1995-06-05 | 2005-05-12 | Toshiba Corp | Display device and ic chip used for same |
| CN1256476A (en) * | 1998-12-08 | 2000-06-14 | 富士通株式会社 | Matrix display unit and its making method, and hot-pressed key assembly |
| EP1391774A1 (en) * | 2000-09-08 | 2004-02-25 | Citizen Watch Co. Ltd. | Liquid crystal display |
| CN1499246A (en) * | 2002-10-28 | 2004-05-26 | 夏普株式会社 | Electronic building block and its mfg. method |
| CN101021624A (en) * | 2006-04-18 | 2007-08-22 | 乐金电子（南京）等离子有限公司 | Signal line connecting device and panel display device utilizing signal line connector |
| CN201945768U (en) * | 2011-02-25 | 2011-08-24 | 陈国锋 | LCM (liquid crystal display module) based on FPC (flexible printed circuit) |
| CN107065262A (en) * | 2017-04-10 | 2017-08-18 | 龙川耀宇科技有限公司 | Structure and its technique of the two-sided ITO display screens of VA segment encodes with touch function |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2020124821A1 (en) * | 2018-12-19 | 2020-06-25 | 李建国 | Narrow bezel liquid crystal display device, handheld terminal and element arrangement method |
| CN110400534A (en) * | 2019-08-06 | 2019-11-01 | 深圳市爱协生科技有限公司 | a full screen |
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Application publication date: 20190308 |