CN108682369A - A kind of display panel and comprehensive screen display device - Google Patents
A kind of display panel and comprehensive screen display device Download PDFInfo
- Publication number
- CN108682369A CN108682369A CN201810495808.XA CN201810495808A CN108682369A CN 108682369 A CN108682369 A CN 108682369A CN 201810495808 A CN201810495808 A CN 201810495808A CN 108682369 A CN108682369 A CN 108682369A
- Authority
- CN
- China
- Prior art keywords
- viewing area
- display panel
- driving
- testing circuit
- multiple selector
- Prior art date
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- Pending
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Classifications
-
- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
- G09G3/00—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes
- G09G3/006—Electronic inspection or testing of displays and display drivers, e.g. of LED or LCD displays
-
- 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
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09F—DISPLAYING; ADVERTISING; SIGNS; LABELS OR NAME-PLATES; SEALS
- G09F9/00—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements
- G09F9/30—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements in which the desired character or characters are formed by combining individual elements
- G09F9/35—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements in which the desired character or characters are formed by combining individual elements being liquid crystals
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- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- General Physics & Mathematics (AREA)
- Theoretical Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- Nonlinear Science (AREA)
- Optics & Photonics (AREA)
- Mathematical Physics (AREA)
- Computer Hardware Design (AREA)
- Devices For Indicating Variable Information By Combining Individual Elements (AREA)
- Control Of Indicators Other Than Cathode Ray Tubes (AREA)
- Liquid Crystal (AREA)
Abstract
The application is suitable for display technology field, provide a kind of display panel and comprehensive screen display device, the driving testing circuit that the embodiment of the present application passes through the data line exit electric connection of the first surface setting and viewing area in the viewing area of display panel, can be before viewing area bonding multiple selector and driving IC, whether detection viewing area is non-defective unit；By the way that multiple selector and driving IC are set to flexible PCB, simultaneously the narrow frame of display panel may be implemented to the second surface opposite with the first surface of viewing area in reflexed.
Description
Technical field
The application belongs to display technology field more particularly to a kind of display panel and comprehensive screen display device.
Background technology
With the continuous development of display technology, the various display devices such as mobile phone, tablet computer emerge one after another.It is aobvious in order to realize
The narrow frame of showing device needs the area accounting for improving the display area of the display panel of display device, reduces as far as possible
The area of the driving circuit of display panel.
Existing display device is typically that driving circuit is directly set to display panel, occupies certain space, no
Conducive to the narrow frame of realization display device.
Invention content
In view of this, the embodiment of the present application provides a kind of display panel and comprehensive screen display device, to solve existing skill
Display device is typically that driving circuit is directly set to display panel in art, occupies certain space, is unfavorable for realizing aobvious
The problem of narrow frame of showing device.
The first aspect of the embodiment of the present application provides a kind of display panel, which is characterized in that including viewing area, driving inspection
Slowdown monitoring circuit, flexible PCB, multiple selector and driving IC；
The driving testing circuit is set to the first surface of the viewing area, the output end of the driving testing circuit with
The data line exit of the viewing area is electrically connected, and the driving testing circuit is for detecting whether the viewing area is good
Product；
The first end of the flexible PCB be set to the first surface of the viewing area and with the data of the viewing area
Line exit is electrically connected, and the second end of the flexible PCB is reversely bent to the second surface of the viewing area；
The multiple selector and the driving IC are set to the second end of the flexible PCB and are located at the flexibility
Between the second end of circuit board and the second surface of the viewing area, the output end of the multiple selector draws with the data line
Outlet is electrically connected, and the input terminal of the multiple selector and the output end of the driving IC are electrically connected, the multi-path choice
The controlled end of device and the control terminal of the driving IC are electrically connected；
Wherein, the first surface and the second surface are opposite.
In one embodiment, the area of the driving testing circuit is less than the area of the multiple selector.
In one embodiment, the area of the driving testing circuit is the 1/8~1/ of the area of the multiple selector
2。
In one embodiment, the viewing area includes tft array substrate；
First surface, second surface and the data line exit of the tft array substrate are the first table of the viewing area
Face, second surface and data line exit.
In one embodiment, the viewing area further includes color film；
The coloured silk film is covered in the first surface of the tft array substrate and adjacent with the driving testing circuit.
In one embodiment, the flexible PCB includes bonding pin, and the bonding pin is electrically connected at described
Between the data line exit and the output end of the multiple selector of viewing area.
In one embodiment, the first end of the output end of the driving testing circuit and the flexible PCB passes through each
Anisotropy conducting resinl is electrically connected with the data line exit.
In one embodiment, the input terminal of the driving testing circuit is connect with external drive device, the external drive
Dynamic device is used for by the driving testing circuit output driving data to the viewing area, to drive the viewing area to be shown
Show.
In one embodiment, the multiple selector includes multiple electronic switching tubes of array arrangement；
The input, output end of one electronic switching tube and controlled end correspond to an input of the multiple selector
End, an output end and a controlled end.
The second aspect of the embodiment of the present application provides a kind of comprehensive screen display device comprising above-mentioned display panel.
The embodiment of the present application in the first surface setting of the viewing area of display panel and the data line of viewing area by drawing
The driving testing circuit being electrically connected is held, can be before viewing area bonding multiple selector and driving IC, detection viewing area is
No is non-defective unit；By the way that multiple selector and driving IC are set to flexible PCB and reflexed to the first surface phase with viewing area
To second surface, the narrow frame of display panel may be implemented.
Description of the drawings
It in order to more clearly explain the technical solutions in the embodiments of the present application, below will be to embodiment or description of the prior art
Needed in attached drawing be briefly described, it should be apparent that, the accompanying drawings in the following description is only some of the application
Embodiment for those of ordinary skill in the art without having to pay creative labor, can also be according to these
Attached drawing obtains other attached drawings.
Fig. 1 is the front view for the display panel that the embodiment of the present application one provides；
Fig. 2 is the left view for the display panel that the embodiment of the present application one provides；
Fig. 3 is the left view for the display panel that the embodiment of the present application two provides；
Figure 4 and 5 are the perspective front views of display panel when the flexible PCB that the embodiment of the present application three provides is not bent.
Specific implementation mode
In being described below, for illustration and not for limitation, it is proposed that such as tool of particular system structure, technology etc
Body details, so as to provide a thorough understanding of the present application embodiment.However, it will be clear to one skilled in the art that there is no these specific
The application can also be realized in the other embodiments of details.In other situations, it omits to well-known system, device, electricity
The detailed description of road and method, so as not to obscure the description of the present application with unnecessary details.
In order to illustrate technical solution described herein, illustrated below by specific embodiment.
Embodiment one
As shown in Fig. 1,2 or 3, the present embodiment provides a kind of display panels comprising viewing area 10, driving testing circuit
20, flexible PCB 30, multiple selector 40 and driving IC50.
In a particular application, viewing area include color film, TFT substrate, be filled in TFT substrate liquid crystal cell polymer dispersion
Liquid crystal, the transparent electrode layer being set between TFT substrate and color film and the glass substrate and polarizing film for being set to color film surface
Deng the device of the viewing area for constituting display panel.
As shown in Fig. 1,2 or 3, illustratively show that viewing area 10 includes tft array substrate 11 and color film 12；
First surface, second surface and the data line exit of tft array substrate 11 are the first surface of viewing area 10, the
Two surfaces and data line exit；
Color film 12 is covered in the first surface of the tft array substrate 11 and adjacent with driving testing circuit 20.
In this example it is shown that the first surface and second surface in area are opposite, i.e., second surface is located at first surface
The back side.
Driving testing circuit 20 is set to the first surface of viewing area 10, the output end of driving testing circuit 20 and viewing area
Data line exit be electrically connected, driving testing circuit is for detecting whether viewing area is non-defective unit.
In a particular application, driving testing circuit is used for viewing area output driving data, to drive viewing area to be shown
Show, so as to before display panel bonding has multiple selector and driving IC, be judged according to the display effect of viewing area aobvious
Show whether area is non-defective unit, so as to reject undesirable viewing area in time, improves the yield of display panel.
In one embodiment, the input terminal of the driving testing circuit is connect with external drive device, the external drive
Dynamic device is used for by the driving testing circuit output driving data to the viewing area, to drive the viewing area to be shown
Show.
In a particular application, external drive device can be the arbitrary display drive device with display driving function,
It can also be central processing unit (Central Processing Unit, CPU), general processor, digital signal processor
(Digital Signal Processor, DSP), application-specific integrated circuit (Application Specific Integrated
Circuit, ASIC), ready-made programmable gate array (Field-Programmable Gate Array, FPGA) or other can
Programmed logic device, discrete gate or transistor logic, discrete hardware components etc..General processor can be microprocessor
Or the processor can also be any conventional processor etc..
The first end of flexible PCB 30 is set to the first surface of viewing area 10 and is drawn with the data line of viewing area 10
End is electrically connected, and the second end of flexible PCB 30 is reversely bent to the second surface of viewing area 10.
In the present embodiment, flexible PCB specifically refers to Flexible Printed Circuit, abbreviation FPC.
Multiple selector 40 and driving IC50 are set to the second end of flexible PCB 30 and positioned at flexible PCBs 30
Between second end and the second surface of viewing area 10, output end and the data line exit of multiple selector 40 are electrically connected, more
The input terminal of road selector 40 and the output end of driving IC50 are electrically connected, and the controlled end of multiple selector 40 is with driving IC50's
Control terminal is electrically connected.
In one embodiment, the area of the driving testing circuit is less than the area of the multiple selector, specifically,
The area of the driving testing circuit is the 1/8~1/2 of the area of the multiple selector, for example, the face of driving testing circuit
The area of=1/5 multiple selector of product.Since the area of driving testing circuit is much smaller than the area of multiple selector so that this reality
Apply the viewing area for the display panel that example is provided area accounting be more than existing viewing area and Multiple DisPlay be set to it is same
The area accounting of the viewing area of the display panel on surface, may be implemented the narrow frame of display panel.
In one embodiment, the flexible PCB includes bonding pin, and the bonding pin is electrically connected at described
Between the data line exit and the output end of the multiple selector of viewing area.
The data line exit electricity that the present embodiment passes through first surface setting and viewing area in the viewing area of display panel
Property connection driving testing circuit, can viewing area bonding multiple selector and driving IC before, detection viewing area whether be
Non-defective unit；By the way that multiple selector and driving IC are set to flexible PCB and reflexed to opposite with the first surface of viewing area
The narrow frame of display panel may be implemented in second surface.
Embodiment two
As shown in figure 3, in this example it is shown that panel further includes anisotropy conductiving glue 60, driving testing circuit 20
Output end and the first end of flexible PCB 30 pass through the data line exit electricity of anisotropy conductiving glue 60 and viewing area 10
Property connection.
In the present embodiment, anisotropic conducting resinl specifically refers to Anisotropic Conductive Adhesive, letter
Claim ACA.
In the present embodiment, the conducting direction of anisotropic conducting resinl is the output end and flexible electrical by driving testing circuit
The first end of road plate is directed toward the data line exit of viewing area, i.e. the direction of arrow meaning in Fig. 3.Pass through anisotropic conducting resinl
It may be implemented between the output end of driving testing circuit and the first end of flexible PCB and the data line exit of viewing area
One-way data transfer and closely electric connection, and short circuit will not be caused.
Embodiment three
As shown in figure 4, in this example it is shown that area 10 includes multiple data line exits；
Corresponding, driving testing circuit 20 includes equal with the multiple data exit quantity and one-to-one correspondence electrically connects
The multiple output ends connect；
Flexible PCB 30 includes equal with the multiple data exit quantity and corresponds the multiple of electric connection
Bonding pin 31；
Multiple selector 40 includes equal with the multiple 31 quantity of bonding pin and corresponds the multiple of electric connection
Output end, multiple selector 40 further include multiple controlled ends equal with the multiple 31 quantity of bonding pin and with it is described more
The equal multiple input end of a 31 quantity of bonding pin；
Driving IC50 include it is equal with the multiple controlled end quantity and correspond be electrically connected multiple control terminals with
And multiple output ends that are equal with the multiple input terminal quantity and connecting one to one.
In one embodiment, multiple selector includes multiple electronic switching tubes of array arrangement；
The input, output end of one electronic switching tube and controlled end correspond to an input of the multiple selector
End, an output end and a controlled end.
In a particular application, electronic switching tube is specifically as follows triode, MOS (metal oxide
Semiconductor, mos field effect transistor) pipe or the two combination, metal-oxide-semiconductor is specifically as follows p-type MOS
Pipe or N-type metal-oxide-semiconductor.
As shown in figure 5, illustratively showing that multiple selector 40 includes equal with the multiple data exit quantity
Multiple metal-oxide-semiconductors.
One embodiment of the application also provides a kind of comprehensive screen display device comprising above-mentioned display panel.
In one embodiment, comprehensive screen display device is mobile phone, tablet computer, personal digital assistant or display
Device.
Embodiment described above is only to illustrate the technical solution of the application, rather than its limitations；Although with reference to aforementioned reality
Example is applied the application is described in detail, it will be understood by those of ordinary skill in the art that：It still can be to aforementioned each
Technical solution recorded in embodiment is modified or equivalent replacement of some of the technical features；And these are changed
Or replace, the spirit and scope of each embodiment technical solution of the application that it does not separate the essence of the corresponding technical solution should all
Within the protection domain of the application.
Claims (10)
1. a kind of display panel, which is characterized in that including viewing area, driving testing circuit, flexible PCB, multiple selector and
Drive IC；
The driving testing circuit is set to the first surface of the viewing area, the output end of the driving testing circuit with it is described
The data line exit of viewing area is electrically connected, and the driving testing circuit is for detecting whether the viewing area is non-defective unit；
The first end of the flexible PCB is set to the first surface of the viewing area and draws with the data line of the viewing area
Outlet is electrically connected, and the second end of the flexible PCB is reversely bent to the second surface of the viewing area；
The multiple selector and the driving IC are set to the second end of the flexible PCB and are located at the flexible circuit
Between the second end of plate and the second surface of the viewing area, the output end of the multiple selector and the data line exit
It is electrically connected, the input terminal of the multiple selector and the output end of the driving IC are electrically connected, the multiple selector
The control terminal of controlled end and the driving IC is electrically connected；
Wherein, the first surface and the second surface are opposite.
2. display panel as described in claim 1, which is characterized in that the area of the driving testing circuit is less than the multichannel
The area of selector.
3. such as claims 1 or 2 any one of them display panel, which is characterized in that the area of the driving testing circuit is
The 1/8~1/2 of the area of the multiple selector.
4. display panel as described in claim 1, which is characterized in that the viewing area includes tft array substrate；
First surface, second surface and the data line exit of the tft array substrate are the first surface of the viewing area, the
Two surfaces and data line exit.
5. display panel as claimed in claim 4, which is characterized in that the viewing area further includes color film；
The coloured silk film is covered in the first surface of the tft array substrate and adjacent with the driving testing circuit.
6. display panel as described in claim 1, which is characterized in that the flexible PCB includes bonding pin, the nation
Determine pin to be electrically connected between the data line exit of the viewing area and the output end of the multiple selector.
7. display panel as described in claim 1, which is characterized in that the output end of the driving testing circuit and the flexibility
The first end of circuit board is electrically connected by anisotropy conductiving glue and the data line exit.
8. display panel as described in claim 1, which is characterized in that the input terminal of the driving testing circuit and external drive
Device connects, and the external drive device is used for through the driving testing circuit output driving data to the viewing area, with
The viewing area is driven to be shown.
9. display panel as described in claim 1, which is characterized in that the multiple selector includes multiple electricity of array arrangement
Sub switch pipe；
The input, output end of one electronic switching tube and controlled end correspond to the multiple selector an input terminal,
One output end and a controlled end.
10. a kind of comprehensive screen display device, which is characterized in that including claim 1 to 9 any one of them display panel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810495808.XA CN108682369A (en) | 2018-05-22 | 2018-05-22 | A kind of display panel and comprehensive screen display device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810495808.XA CN108682369A (en) | 2018-05-22 | 2018-05-22 | A kind of display panel and comprehensive screen display device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108682369A true CN108682369A (en) | 2018-10-19 |
Family
ID=63807563
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810495808.XA Pending CN108682369A (en) | 2018-05-22 | 2018-05-22 | A kind of display panel and comprehensive screen display device |
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| Country | Link |
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| CN (1) | CN108682369A (en) |
Cited By (8)
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|---|---|---|---|---|
| CN109765737A (en) * | 2019-03-20 | 2019-05-17 | 厦门天马微电子有限公司 | A kind of array substrate and display device |
| CN110225695A (en) * | 2019-05-28 | 2019-09-10 | 京东方科技集团股份有限公司 | A kind of display module and display |
| CN111081738A (en) * | 2019-12-06 | 2020-04-28 | 武汉华星光电半导体显示技术有限公司 | OLED display panel |
| CN111613127A (en) * | 2019-02-22 | 2020-09-01 | 北京小米移动软件有限公司 | Display screen and electronic equipment |
| WO2021035569A1 (en) * | 2019-08-28 | 2021-03-04 | 京东方科技集团股份有限公司 | Display panel, display module and manufacturing method therefor and communication apparatus |
| WO2021081952A1 (en) * | 2019-10-31 | 2021-05-06 | 京东方科技集团股份有限公司 | Display device |
| CN114341965A (en) * | 2020-07-30 | 2022-04-12 | 京东方科技集团股份有限公司 | Display substrate, preparation method thereof and display device |
| US11696403B2 (en) | 2019-08-07 | 2023-07-04 | Chongqing Boe Optoelectronics Technology Co., Ltd. | Display device and electronic apparatus |
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| US11925010B2 (en) | 2019-08-28 | 2024-03-05 | Chengdu Boe Optoelectronics Technology Co., Ltd. | Display panel, display module and manufacture method thereof, and communication device |
| WO2021035569A1 (en) * | 2019-08-28 | 2021-03-04 | 京东方科技集团股份有限公司 | Display panel, display module and manufacturing method therefor and communication apparatus |
| CN113039593A (en) * | 2019-08-28 | 2021-06-25 | 京东方科技集团股份有限公司 | Display panel, display module, manufacturing method of display module and communication device |
| CN113133322A (en) * | 2019-10-31 | 2021-07-16 | 京东方科技集团股份有限公司 | Display device |
| WO2021081952A1 (en) * | 2019-10-31 | 2021-05-06 | 京东方科技集团股份有限公司 | Display device |
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| CN111081738A (en) * | 2019-12-06 | 2020-04-28 | 武汉华星光电半导体显示技术有限公司 | OLED display panel |
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| CN114341965A (en) * | 2020-07-30 | 2022-04-12 | 京东方科技集团股份有限公司 | Display substrate, preparation method thereof and display device |
| CN114341965B (en) * | 2020-07-30 | 2023-11-28 | 京东方科技集团股份有限公司 | Display substrate, preparation method thereof and display device |
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Application publication date: 20181019 |