CN110379386A - Display panel and display - Google Patents
Display panel and display Download PDFInfo
- Publication number
- CN110379386A CN110379386A CN201910504658.9A CN201910504658A CN110379386A CN 110379386 A CN110379386 A CN 110379386A CN 201910504658 A CN201910504658 A CN 201910504658A CN 110379386 A CN110379386 A CN 110379386A
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- circuit
- drive circuit
- liquid crystal
- module
- data drive
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- 239000004973 liquid crystal related substance Substances 0.000 claims abstract description 143
- 239000000758 substrate Substances 0.000 claims description 33
- 238000006243 chemical reaction Methods 0.000 claims description 15
- 239000012528 membrane Substances 0.000 claims description 9
- 230000005611 electricity Effects 0.000 claims description 6
- 239000007788 liquid Substances 0.000 claims description 5
- 238000000354 decomposition reaction Methods 0.000 claims description 4
- 230000003287 optical effect Effects 0.000 claims description 3
- 238000003466 welding Methods 0.000 claims description 3
- 238000004519 manufacturing process Methods 0.000 abstract description 7
- 230000002349 favourable effect Effects 0.000 abstract 1
- 230000008054 signal transmission Effects 0.000 abstract 1
- 238000000034 method Methods 0.000 description 11
- 239000000463 material Substances 0.000 description 6
- 239000012788 optical film Substances 0.000 description 6
- 229910021417 amorphous silicon Inorganic materials 0.000 description 5
- 229910021420 polycrystalline silicon Inorganic materials 0.000 description 5
- 239000013078 crystal Substances 0.000 description 4
- 210000002858 crystal cell Anatomy 0.000 description 4
- 238000005286 illumination Methods 0.000 description 4
- 238000010586 diagram Methods 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 238000004088 simulation Methods 0.000 description 2
- 239000010409 thin film Substances 0.000 description 2
- 230000005684 electric field Effects 0.000 description 1
- 239000010408 film Substances 0.000 description 1
- 239000003292 glue Substances 0.000 description 1
- 229910021421 monocrystalline silicon Inorganic materials 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
- 238000002834 transmittance Methods 0.000 description 1
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
- G09G3/20—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters
- G09G3/34—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters by control of light from an independent source
- G09G3/3406—Control of illumination source
-
- 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
- G09G3/20—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters
- G09G3/34—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters by control of light from an independent source
- G09G3/36—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters by control of light from an independent source using liquid crystals
- G09G3/3611—Control of matrices with row and column drivers
- G09G3/3674—Details of drivers for scan electrodes
- G09G3/3677—Details of drivers for scan electrodes suitable for active matrices only
-
- 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
- G09G3/20—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters
- G09G3/34—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters by control of light from an independent source
- G09G3/36—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters by control of light from an independent source using liquid crystals
- G09G3/3611—Control of matrices with row and column drivers
- G09G3/3685—Details of drivers for data electrodes
- G09G3/3688—Details of drivers for data electrodes suitable for active matrices only
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Computer Hardware Design (AREA)
- General Physics & Mathematics (AREA)
- Theoretical Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- Control Of Indicators Other Than Cathode Ray Tubes (AREA)
- Liquid Crystal Display Device Control (AREA)
Abstract
The application provides a display panel and a display, wherein the display panel comprises a liquid crystal module, a data driving circuit is integrated on the liquid crystal module, and the data driving circuit is used for driving liquid crystal deflection of the liquid crystal module; the driving module comprises a time sequence control circuit, and the time sequence control circuit is connected with the data driving circuit; after receiving the video signal, the timing control circuit transmits part of the video signal to the data driving circuit, and the data driving circuit drives the liquid crystal of the liquid crystal module to deflect according to the video signal. This application is through integrateing data drive circuit on liquid crystal module, and drive module's sequential control circuit is after receiving video signal, gives data drive circuit with partial video signal transmission, realizes that data drive circuit is according to the liquid crystal deflection of video signal low-power drive liquid crystal module, so, the existing thickness that reduces the display panel that is favorable to improves data drive circuit's yield simultaneously, reduces data drive circuit's manufacturing cost.
Description
Technical field
This application involves display field, in particular to a kind of display panel and display.
Background technique
Here statement only provides background information related with the application, without inevitably constituting example technique.
Liquid crystal display is the display device of mainstream, and liquid crystal display includes thin film transistor (TFT) and driving circuit, driving electricity
Road drives the crystal in thin film transistor (TFT) to migrate to realize crystal display.Due to the film crystal in current liquid crystal display
Pipe generally uses amorphous silicon or low temperature polycrystalline silicon, and electron mobility is far below the level of monocrystalline silicon, if corresponding logic circuit
It is made of amorphous silicon or low temperature polycrystalline silicon, then the logic circuit is poor to the processing capacity and stability of high-frequency signals, and shows
Shield and the driving capability of data drive circuit required high, therefore driving circuit cannot be integrated on panel, it is corresponding for compared with
The driving circuit yield of high driving ability is low, and manufacturing cost is also high.
Summary of the invention
The main purpose of the application is to provide a kind of display panel and display, it is intended to solve display device to driving circuit
Driving capability require high, and low compared with the driving circuit yield of high driving ability, production cost also high technical problem.
To achieve the goals above, the application provides a kind of display panel, and the display panel includes:
Liquid crystal module is integrated with data drive circuit in the liquid crystal module, and the data drive circuit is for driving institute
State the liquid crystal deflection of liquid crystal module；
Mould group is driven, the driving mould group includes sequential control circuit, the sequential control circuit and the data-driven
Circuit connection；
Wherein, after the sequential control circuit receives videl signal, the part videl signal is transferred to the number
According to driving circuit, the data drive circuit drives the liquid crystal deflection of the liquid crystal module according to the videl signal.
Optionally, the liquid crystal module includes array substrate, and the data drive circuit is integrated in the array substrate,
And the data drive circuit is connect with the pixel electrode of the array substrate.
Optionally, the driving mould group further includes scan drive circuit, the scan drive circuit respectively with the timing
Control circuit is connected with the grid of the array substrate.
Optionally, the sequential control circuit includes driving circuit control function module, the driving circuit control function
Module is connect with the data drive circuit and scan drive circuit respectively；
The driving circuit control function module is used to the videl signal being converted into data drive control signal respectively
Signal is controlled with turntable driving；The data drive control signal section is transferred to the data and driven by the sequential control circuit
Turntable driving control information is transferred to the scan drive circuit by dynamic circuit.
Optionally, the driving circuit control function module is also used to the data drive control signal decomposition at first
Signal and second control signal are controlled, the first control signal is transferred to the data-driven electricity by the sequential control circuit
The second control signal is transferred to external backlight module by road.
Optionally, the display panel further includes system interface, for the videl signal of outer welding system, the timing control
Circuit is connect with the system interface.
In order to realize that target, the application also provide a kind of display, the display includes:
Liquid crystal module is integrated with data drive circuit in the liquid crystal module, and the data drive circuit is for driving institute
State the liquid crystal deflection of liquid crystal module；
Mould group is driven, the driving mould group includes sequential control circuit, the sequential control circuit and the data-driven
Circuit connection；
Backlight module, the backlight module include backlight drive circuit, the backlight drive circuit and the timing control
Circuit connection.
Wherein, after the sequential control circuit receives videl signal, the part institute of the data drive circuit will be used for
It states videl signal conversion and resolves into first control signal and second control signal, and the first control signal is transferred to described
Data drive circuit, the data drive circuit drive the liquid crystal deflection of the liquid crystal module according to the first control signal,
The second control signal is transferred to the backlight drive circuit, the backlight drive circuit is according to the second control signal
Drive the light source of the backlight module.
Optionally, the backlight drive circuit includes control signal conversion module, the control info conversion module and institute
Sequential control circuit connection is stated, after the control signal conversion module receives the second control signal, described second is controlled
Signal processed is converted into the analog signal of different duty, and the backlight drive circuit is according to the analog signal of the different duty
Drive light source igniting or extinguishing.
Optionally, the backlight module further includes light source, light guide plate and optical film assembly, and the light guide plate is located at the light
Between source and the optical film assembly, the optical film assembly is located at the liquid crystal module side, described in the light warp that light source issues
Light guide plate is converted into area source, and light source membrane module is transferred to the liquid crystal module after correcting to the area source.
The present invention also provides a kind of display panel, the display panel includes:
Liquid crystal module is integrated with data drive circuit in the liquid crystal module, and the data drive circuit is for driving institute
State the liquid crystal deflection of liquid crystal module；
Mould group is driven, the driving mould group includes sequential control circuit, and the sequential control circuit includes driving circuit control
Functional module processed, the driving circuit control function module are connect with the data drive circuit, and the driving circuit controls function
Energy module is used to videl signal conversion resolving into first control signal and second control signal；
Wherein, after the sequential control circuit receives videl signal, the first control signal is transferred to the number
According to driving circuit, the data drive circuit drives the liquid crystal deflection of the liquid crystal module according to the videl signal, and by institute
It states the second control information and is transferred to external backlight module, so that the backlight module drives institute according to the second control signal
State the light source of backlight module.
The application provides a kind of display panel and display, and the display panel includes liquid crystal module and driving mould group, leads to
It crosses and data drive circuit is integrated in the liquid crystal module, and the sequential control circuit of drive module is receiving videl signal
Afterwards, the part videl signal is transferred to the data drive circuit, realizes the data drive circuit according to the video
Signal low-power drives the liquid crystal deflection of the liquid crystal module, in this way, data drive circuit is integrated in liquid crystal module, it is existing
Conducive to the thickness for reducing display panel, while data drive circuit is integrated using mode identical with liquid crystal module processing procedure, improves
The yield of data drive circuit reduces the production cost of data drive circuit.
Detailed description of the invention
In order to illustrate the technical solutions in the embodiments of the present application or in the prior art more clearly, to embodiment or will show below
There is attached drawing needed in technical description to be briefly described, it should be apparent that, the accompanying drawings in the following description is only this
Some embodiments of application for those of ordinary skill in the art without creative efforts, can be with
The acquisition others attached drawing shown according to these attached drawings.
Fig. 1 is the structural schematic diagram of one embodiment display panel of the application；
Fig. 2 is the structural schematic diagram of display in one embodiment of the application.
Drawing reference numeral explanation:
| Label | Title | Label | Title |
| 10 | Liquid crystal module | 20 | Drive mould group |
| 11 | Data drive circuit | 21 | Sequential control circuit |
| 12 | Array substrate | 22 | Scan drive circuit |
| 13 | Color membrane substrates | 23 | System interface |
| 14 | Liquid crystal cell | 24 | Power circuit |
| 30 | Backlight module | 25 | Ash stage circuit |
The embodiments will be further described with reference to the accompanying drawings for realization, functional characteristics and the advantage of the application purpose.
Specific embodiment
Below in conjunction with the attached drawing in the embodiment of the present application, technical solutions in the embodiments of the present application carries out clear, complete
Site preparation description, it is clear that described embodiment is only a part of the embodiment of the application, instead of all the embodiments.Base
Embodiment in the application, it is obtained by those of ordinary skill in the art without making creative efforts it is all its
His embodiment, shall fall in the protection scope of this application.
It is to be appreciated that the directional instruction (such as up, down, left, right, before and after ...) of institute is only used in the embodiment of the present application
In explaining in relative positional relationship, the motion conditions etc. under a certain particular pose (as shown in the picture) between each component, if should
When particular pose changes, then directionality instruction also correspondingly changes correspondingly.
In addition, the description for being related to " first ", " second " etc. in this application is used for description purposes only, and should not be understood as referring to
Show or imply its relative importance or implicitly indicates the quantity of indicated technical characteristic." first ", " are defined as a result,
Two " feature can explicitly or implicitly include at least one of the features.In addition, the technical solution between each embodiment can
It to be combined with each other, but must be based on can be realized by those of ordinary skill in the art, when the combination of technical solution occurs
Conflicting or cannot achieve when, will be understood that the combination of this technical solution is not present, also not this application claims protection model
Within enclosing.
Referring to Fig.1, the application provides a kind of display panel, is used for liquid crystal display.
The display panel includes liquid crystal module 10 and driving mould group 20, wherein the liquid crystal module 10 and the driving mould
Group 20 is connected.
Data drive circuit 11, the data drive circuit 11 and the liquid crystal module are integrated in the liquid crystal module 10
10 connections, for driving the liquid crystal deflection of the liquid crystal module 10；
The driving mould group 20 includes sequential control circuit 21, the sequential control circuit 21 and the data drive circuit
11 connections, for providing driver' s timing to the data drive circuit 11.
Specifically, the part videl signal is transferred to after the sequential control circuit 21 receives videl signal
The data drive circuit 11, the data drive circuit 11 drive the liquid crystal of the liquid crystal module 10 according to the videl signal
Deflection.
In the present embodiment, data drive circuit 11 is integrated in by the way of material same process identical as liquid crystal module 10
In the liquid crystal module 10, since liquid crystal module 10 mainly uses amorphous silicon or low temperature polycrystalline silicon, the driving capability of this material
It is relatively low, therefore when sequential control circuit 21 transmits videl signal to the data drive circuit 11, described in hop
Videl signal reduces the driving capability requirement to data drive circuit 11, realizes that data drive circuit 11 is integrated in liquid crystal module
When on 10, also there is the liquid crystal of enough energy power drive liquid crystal modules 10.
The present embodiment is by the way that data drive circuit 11 to be integrated in the liquid crystal module 10, and the timing control of drive module
Circuit 21 processed is transferred to the data drive circuit 11 after receiving videl signal, by the part videl signal, realizes institute
It states data drive circuit 11 and drives the liquid crystal deflection of the liquid crystal module 10 according to the videl signal low-power, in this way, will count
It is integrated in liquid crystal module 10 according to driving circuit 11, not only improves the thickness for reducing display panel, while data drive circuit 11
It is integrated using mode identical with 10 processing procedure of liquid crystal module, the yield of data drive circuit 11 is improved, data drive circuit is reduced
11 production cost.
In one embodiment, the liquid crystal module 10 includes array substrate 12, and the data drive circuit 11 is integrated in institute
It states in array substrate 12, and the data drive circuit 11 is connect with the pixel electrode of the array substrate 12.
The data drive circuit 11 is mainly that the pixel electrode of array substrate 12 provides voltage, the array substrate 12
Pixel electrode realizes switch by the voltage that the data drive circuit 11 provides, and the voltage difference up and down of pixel electrode forms electricity
, so that liquid crystal molecule is changed into different angle by different electric field forces, to control the light transmittance of liquid crystal.
It is routed to reduce, reduction the distance between data drive circuit 11 and pixel electrode, brief data transfer path,
The data drive circuit 11 is integrated in the array substrate 12, and electric with the data drive circuit 11 and the pixel
The connection of pole.
Optionally, in other embodiments, the data drive circuit 11 can also be integrated in the liquid crystal module 10
In other structures, such as liquid crystal module 10 further includes color membrane substrates 13 and liquid crystal cell 14, and the liquid crystal cell 14 is located at the coloured silk
Frame glue is arranged between ilm substrate 13 and the array substrate 12, between the color membrane substrates 13 and the array substrate 12 to fix,
The liquid crystal cell 14 to be fixed between the color membrane substrates 13 and the array substrate 12.It in this embodiment, can be with
Data drive circuit 11 is integrated on color membrane substrates 13, the data drive circuit 11 is connected to institute by way of wiring
On the pixel electrode for stating array substrate 12.Since the electrode in array substrate 12 is more, and there are non-display area on colored substrate,
Relative to being integrated in array substrate 12, the data drive circuit 11 is integrated in more preferably convenient on the colored substrate.
In liquid crystal display, driving mould group 20 not only drives liquid crystal module 10 using data drive circuit 11, described
Mould group 20 is driven also to drive liquid crystal module 10 using scan drive circuit 22, specifically, the driving mould group 20 further includes scanning
Driving circuit 22, the scan drive circuit 22 connect with the sequential control circuit 21 and the grid of the array substrate 12 respectively
It connects.Videl signal is transferred to the scan drive circuit 22 by the sequential control circuit 21, and the scan drive circuit 22 drives
The grid of the array substrate 12 is moved, grid controls the switch of array substrate 12, controls the state of opening the light of every row pixel, realizes liquid
The display function of brilliant mould group 10.It is understood that after the videl signal of external system is transmitted to the driving mould group 20, it is described
The part videl signal is transmitted to the data drive circuit 11 by sequential control circuit 21, for the data drive circuit
The pixel electrode of the 11 driving liquid crystal modules 10, the part videl signal are transmitted to the scan drive circuit 22, for
The scan drive circuit 22 drives the grid of the liquid crystal module 10.
Further, the sequential control circuit 21 includes driving circuit control function module, the driving circuit control
Functional module is connect with the data drive circuit 11 and scan drive circuit 22 respectively.Wherein, the driving circuit controls function
Energy module is used to for the videl signal to be converted into data drive control signal respectively and turntable driving controls signal, the timing
The data drive control signal section is transferred to the data drive circuit 11 by control circuit 21, by the turntable driving control
Information processed is transferred to the scan drive circuit 22.Wherein, the data drive control signal is the data drive circuit 11
The control signal that can be identified after the data drive circuit 11 identifies the data drive control signal, is converted into simulation electricity
Pressure after analog voltage inputs liquid crystal module 10, is realized that liquid crystal molecule rotates angle by upper and lower pressure difference, is penetrated to control light
Rate.The turntable driving control signal is the signal that the scan drive circuit 22 can identify.
In the present embodiment, the driving circuit control function module is also used to the data drive control signal decomposition
At first control signal and second control signal, the first control signal is transferred to the number by the sequential control circuit 21
According to driving circuit 11, the second control signal is transferred to external backlight module.Namely the driving circuit control module
After the videl signal is converted into data drive control signal and turntable driving control signal, then by the data drive control
Signal is converted to the first control signal and second control signal, by the part data drive control signal (namely first
Control signal) it is transferred to the data drive circuit 11, the driving pressure of data drive circuit 11 is alleviated, so that reducing to institute
The driving requirement of data drive circuit 11 is stated, so realizes and the data drive circuit 11 is integrated in the liquid crystal module 10
On.The second control signal is transmitted on external backlight module 30, so that backlight module 30 is believed according to second control
Number carry out backlight drive.
By taking 8 (bit) as an example, the signal of 8bit is split into 4bit and is transferred to the present embodiment by the sequential control circuit 21
On data drive circuit 11,4bit is transferred on backlight drive circuit.Data drive circuit 11 only receives 4bit (16)
Digital signal, therefore the processing capacity of data drive circuit 11 can reduce half relative to 8bit signal, therefore to the data
The processing capacity of driving circuit 11 is of less demanding, and the data drive circuit 11 is integrated into the liquid crystal module 10 by realization.
Optionally, the display panel further includes system interface 23, for the videl signal of outer welding system, the timing control
Circuit 21 processed is connect with the system interface 23, and the system interface 23 is connect with external system, and external system is by the video
Signal is transmitted to the sequential control circuit 21 by the system interface 23.Wherein the system interface 23 be (specially towards
The Digital Interface Standard (Vby one) or the system interface 23 that image transmitting is developed use MIPI transport protocol, pass through
Videl signal is transferred on the sequential control circuit 21 by MIPI transport protocol.
It is understood that the driving mould group 20 further includes power circuit 24 and ash stage circuit 25, wherein the power supply
Circuit 24 is connect with the system interface 23, the ash stage circuit 25 respectively with the power circuit 24 and data drive circuit 11
Connection.After the system interface 23 receives the video serial number and data from external system, by the part videl signal and
Data are transmitted to the power circuit 24, will so that the power circuit 24 provides voltage to the other structures of driving mould group 20
The part videl signal and data are transmitted to the sequential control circuit 21, so that the sequential control circuit 21 handles data
The driver' s timing of driving circuit 11 and scan drive circuit 22.The ash stage circuit 25 is connect with the data drive circuit 11,
Gray scale voltage is provided to the data drive circuit 11.
In one embodiment, referring to Figures 1 and 2, the present invention also provides a kind of display, the display includes: liquid crystal
Mould group 10, driving mould group 20 and backlight module 30, the driving mould group 20 are connect with the liquid crystal module 10, the backlight module
30 provide light source for the liquid crystal module 10, and when light source passes through the liquid crystal module 10, driving mould group 20 drives the liquid crystal mould
The liquid crystal deflection of group 10, light form image through the liquid crystal of different angle on a display panel.
Data drive circuit 11 is integrated in liquid crystal module 10 described in the present embodiment, the data drive circuit 11 is for driving
Move the liquid crystal deflection of the liquid crystal module 10；The driving mould group 20 includes sequential control circuit 21, the sequential control circuit
21 connect with the data drive circuit 11；The backlight module 30 include backlight drive circuit, the backlight drive circuit with
The sequential control circuit 21 connects.
Specifically, the data drive circuit 11 will be used for after the sequential control circuit 21 receives videl signal
Part videl signal conversion resolve into first control signal and second control signal, and the first control signal is passed
It is defeated by the data drive circuit 11, the data drive circuit 11 drives the liquid crystal module according to the first control signal
The second control signal is transferred to the backlight drive circuit by 10 liquid crystal deflection, and the backlight drive circuit is according to institute
State the light source that second control signal drives the backlight module 30.
In the present embodiment, data drive circuit 11 is integrated in by the way of material same process identical as liquid crystal module 10
In the liquid crystal module 10, since liquid crystal module 10 mainly uses amorphous silicon or low temperature polycrystalline silicon, the driving capability of this material
It is relatively low, therefore when sequential control circuit 21 transmits videl signal to the data drive circuit 11, described in hop
Videl signal reduces the driving capability requirement to data drive circuit 11, realizes that data drive circuit 11 is integrated in liquid crystal module
When on 10, also there is the liquid crystal of enough energy power drive liquid crystal modules 10.
And another part videl signal is transmitted to backlight module 30, provides voltage for the light source driving of backlight module 30,
The backlight module 30 adjusts backlight electric power according to the videl signal, realizes that backlight illumination is adjustable, reduces backlight power consumption.
By taking 8 (bit) as an example, the signal of 8bit is split into 4bit and is transferred to the present embodiment by the sequential control circuit 21
On data drive circuit 11,4bit is transferred on backlight drive circuit.Data drive circuit 11 only receives 4bit (16)
Digital signal, therefore the processing capacity of data drive circuit 11 can reduce half relative to 8bit signal, therefore to the data
The processing capacity of driving circuit 11 is of less demanding, and the data drive circuit 11 is integrated into the liquid crystal module 10 by realization.
And in addition the digital signal of 4bit is transmitted to backlight module 30, so that backlight module 30 is bright according to digital signal progress backlight
Degree is adjusted.
The present embodiment is by the way that data drive circuit 11 to be integrated in the liquid crystal module 10, and the timing control of drive module
Circuit 21 processed is transferred to the data drive circuit 11 after receiving videl signal, by the part videl signal, realizes institute
It states data drive circuit 11 and drives the liquid crystal deflection of the liquid crystal module 10 according to the videl signal low-power, in this way, will count
It is integrated in liquid crystal module 10 according to driving circuit 11, not only improves the thickness for reducing display panel, while data drive circuit 11
It is integrated using mode identical with 10 processing procedure of liquid crystal module, the yield of data drive circuit 11 is improved, data drive circuit is reduced
11 production cost, in addition, backlight module 30 provides back by connecting with sequential control circuit 21, by sequential control circuit 21
The timing signal of optical drive realizes that backlight illumination is adjustable.
Further, the backlight drive circuit include control signal conversion module, the control info conversion module and
The sequential control circuit 21 connects, after the control signal conversion module receives the second control signal, by described the
Two control signals are converted into the analog signal of different duty, and the backlight drive circuit is according to the simulation of the different duty
Signal drives light source igniting or extinguishing.
The specific backlight drive circuit is when voltage is high, backlight lightening, and when voltage is low, backlight is extinguished.Due to
The second control signal is converted into the analog signal of different duty by the backlight drive circuit, in the backlight drive electricity
When road is using analog signal driving backlight electric power, the time by controlling corresponding duty ratio controls the time of backlight lightening,
Or the time extinguished.Since the signal period is shorter, human eye cannot respond to the variation of the bright inner room of backlight, but sense backlight
Overall brightness.According to the average brightness for the only backlight that the length of time of control backlight lightening perceives human eye, thus logical
It crosses control duty ratio and realizes that brightness is adjustable, prevent back light to be constantly in the state lighted, effectively reduce the power consumption of backlight.
The time (duty ratio) that backlight module 30 controls backlight lightening by receiving 4bit signal realizes 16 (4bit) ranks
Brightness, liquid crystal module 10 realize the brightness of 16 ranks；The two realizes 255 rank brightness jointly.This driving side for realizing 8bit color range
Formula can not only reduce backlight power consumption (backlight does not have to light for a long time), can also reduce and want to the driving of data drive circuit 11
It asks, is integrated on crystal liquid substrate to be advantageously implemented data drive circuit 11.
In addition, the backlight module 30 further includes light source, light guide plate and optical film assembly, the light guide plate is located at the light
Between source and the optical film assembly, the optical film assembly is located at 10 side of liquid crystal module, and the light that light source issues is through institute
It states light guide plate and is converted into area source, light source membrane module is transferred to the liquid crystal module 10 after correcting to the area source.
The display further includes preceding metal plate, the preceding metal plate, liquid crystal module 10, driving mould group 20 and backlight module 30
Successively according to form the display.
In addition, the application also provides a kind of display panel with continued reference to Fig. 1, the display panel includes:
Liquid crystal module 10, data drive circuit 11 is integrated in the liquid crystal module 10, and the data drive circuit 11 is used
In the liquid crystal deflection for driving the liquid crystal module 10；
Mould group 20 is driven, the driving mould group 20 includes sequential control circuit 21, and the sequential control circuit 21 includes driving
Dynamic circuit control functional module, the driving circuit control function module and the data drive circuit 11, the driving circuit
Control function module is used to videl signal conversion resolving into first control signal and second control signal；
Specifically, the first control signal is transferred to after the sequential control circuit 21 receives videl signal
The data drive circuit 11, the data drive circuit 11 drive the liquid crystal of the liquid crystal module 10 according to the videl signal
The second control information is transferred to external backlight module 30 by deflection, so that the backlight module is according to second control
Signal processed drives the light source of the backlight module.
In the present embodiment, data drive circuit 11 is integrated in by the way of material same process identical as liquid crystal module 10
In the liquid crystal module 10, since liquid crystal module 10 mainly uses amorphous silicon or low temperature polycrystalline silicon, the driving capability of this material
It is relatively low, therefore when sequential control circuit 21 transmits videl signal to the data drive circuit 11, described in hop
Videl signal reduces the driving capability requirement to data drive circuit 11, realizes that data drive circuit 11 is integrated in liquid crystal module
When on 10, also there is the liquid crystal of enough energy power drive liquid crystal modules 10.And videl signal described in another part is transferred to external back
Optical mode group provides voltage for the light source driving of backlight module, and the backlight module adjusts backlight electric power according to the videl signal,
It realizes that backlight illumination is adjustable, reduces backlight power consumption.
The present embodiment is by the way that data drive circuit 11 to be integrated in the liquid crystal module 10, and the timing control of drive module
Circuit 21 processed is transferred to the data drive circuit 11 after receiving videl signal, by the part videl signal, realizes institute
It states data drive circuit 11 and drives the liquid crystal deflection of the liquid crystal module 10 according to the videl signal low-power, in this way, will count
It is integrated in liquid crystal module 10 according to driving circuit 11, not only improves the thickness for reducing display panel, while data drive circuit 11
It is integrated using mode identical with 10 processing procedure of liquid crystal module, the yield of data drive circuit 11 is improved, data drive circuit is reduced
11 production cost.The part videl signal is transferred to the backlight module, provides backlight by sequential control circuit 21
The timing signal of driving realizes that backlight illumination is adjustable.
In addition, the application also provides a kind of driving method of display panel, the driving method of the display panel include with
Lower step:
When receiving videl signal, the videl signal is resolved by first control signal and second according to preset ratio
Control signal；
The first control signal is sent to the data drive circuit of driving mould group, for the data drive circuit root
According to the liquid crystal deflection of first control signal driving liquid crystal module；
The first control signal is sent to the backlight drive circuit of backlight module, for the backlight drive circuit root
Backlight electric power is controlled according to the second control signal.
The present invention is run on the sequential control circuit of driving mould group, and the sequential control circuit receives external system hair
When the videl signal sent, the videl signal is resolved by the first control letter according to preset ratio such as 1:1 1:3 equal proportion
Number and second control signal, as system input 8 signals when, be divided into 4 and 4 by 1:1, by 4 be signal be transmitted to the number
According to driving circuit, the backlight drive circuit is transmitted to for signal by 4.The present embodiment is described with 8 (bit) color ranges,
It can be higher or lower color range in practical application, while the signal of 8bit is supplied to data drive circuit and backlight drive circuit
Not necessarily to divide equally (4bit), can also be 2bit and 6bit respectively, namely also setting ratio can also be with as 1:3, but for news
It is more relatively high to the driving capability of data drive circuit when number ratio is higher.
The present embodiment passes through the control signal decomposition that will be used for data drive circuit into first control signal and the second control
Signal reduces the driving capability requirement to the data drive circuit, realizes the data drive circuit in liquid crystal module
It is integrated, and then reduce the thickness of display panel.
The foregoing is merely preferred embodiment of the present application, are not intended to limit the scope of the patents of the application, all at this
Under the design of application, using equivalent transformation made by present specification and accompanying drawing content, or directly/it is used in other phases indirectly
The technical field of pass is included in the scope of patent protection of the application.
Claims (10)
1. a kind of display panel, which is characterized in that the display panel includes:
Liquid crystal module is integrated with data drive circuit in the liquid crystal module, and the data drive circuit is for driving the liquid
The liquid crystal deflection of brilliant mould group；
Mould group is driven, the driving mould group includes sequential control circuit, the sequential control circuit and the data drive circuit
Connection；
Wherein, after the sequential control circuit receives videl signal, the part videl signal is transferred to the data and is driven
Dynamic circuit, the data drive circuit drive the liquid crystal deflection of the liquid crystal module according to the videl signal.
2. display panel according to claim 1, which is characterized in that the liquid crystal module includes array substrate, the number
It is integrated in the array substrate according to driving circuit, and the data drive circuit and the pixel electrode of the array substrate connect
It connects.
3. display panel as claimed in claim 2, which is characterized in that the driving mould group further includes scan drive circuit, institute
Scan drive circuit is stated to connect with the grid of the sequential control circuit and the array substrate respectively.
4. display panel as claimed in claim 3, which is characterized in that the sequential control circuit includes driving circuit control function
Energy module, the driving circuit control function module are connect with the data drive circuit and scan drive circuit respectively；
The driving circuit control function module is used to the videl signal being converted into data drive control signal respectively and sweep
Retouch driving control signal；The data drive control signal section is transferred to the data-driven electricity by the sequential control circuit
Turntable driving control information is transferred to the scan drive circuit by road.
5. display panel as claimed in claim 4, which is characterized in that the driving circuit control function module is also used to institute
Data drive control signal decomposition is stated into first control signal and second control signal, the sequential control circuit is by described first
Control signal is transferred to the data drive circuit, and the second control signal is transferred to external backlight module.
6. the display panel as described in claim 1-5 any one, which is characterized in that the display panel further includes that system connects
Mouthful, for the videl signal of outer welding system, the sequential control circuit is connect with the system interface.
7. a kind of display, which is characterized in that the display includes:
Liquid crystal module is integrated with data drive circuit in the liquid crystal module, and the data drive circuit is for driving the liquid
The liquid crystal deflection of brilliant mould group；
Mould group is driven, the driving mould group includes sequential control circuit, the sequential control circuit and the data drive circuit
Connection；
Backlight module, the backlight module include backlight drive circuit, the backlight drive circuit and the sequential control circuit
Connection.
Wherein, after the sequential control circuit receives videl signal, the part view that the data drive circuit will be used for
First control signal and second control signal are resolved into the conversion of frequency signal, and the first control signal is transferred to the data
Driving circuit, the data drive circuit drive the liquid crystal deflection of the liquid crystal module according to the first control signal, by institute
It states second control signal and is transferred to the backlight drive circuit, the backlight drive circuit drives according to the second control signal
The light source of the backlight module.
8. display as claimed in claim 7, which is characterized in that the backlight drive circuit includes control signal modulus of conversion
Block, the control info conversion module are connect with the sequential control circuit, and the control signal conversion module receives described
After second control signal, the second control signal is converted into the analog signal of different duty, the backlight drive circuit
Light source igniting or extinguishing are driven according to the analog signal of the different duty.
9. display as claimed in claim 7, which is characterized in that the backlight module further includes light source, light guide plate and optics
Membrane module, the light that light source issues are converted into area source through the light guide plate, and light source membrane module transmits after correcting to the area source
To the liquid crystal module.
10. a kind of display panel, which is characterized in that the display panel includes:
Liquid crystal module is integrated with data drive circuit in the liquid crystal module, and the data drive circuit is for driving the liquid
The liquid crystal deflection of brilliant mould group；
Mould group is driven, the driving mould group includes sequential control circuit, and the sequential control circuit includes driving circuit control function
Energy module, the driving circuit control function module are connect with the data drive circuit, the driving circuit control function mould
Block is used to videl signal conversion resolving into first control signal and second control signal；
Wherein, after the sequential control circuit receives videl signal, the first control signal is transferred to the data and is driven
Dynamic circuit, the data drive circuit drive the liquid crystal deflection of the liquid crystal module according to the videl signal, and by described the
Two control information are transferred to external backlight module, so that the backlight module drives the back according to the second control signal
The light source of optical mode group.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910504658.9A CN110379386B (en) | 2019-06-11 | 2019-06-11 | Display panel and display |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910504658.9A CN110379386B (en) | 2019-06-11 | 2019-06-11 | Display panel and display |
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| CN110379386A true CN110379386A (en) | 2019-10-25 |
| CN110379386B CN110379386B (en) | 2021-10-01 |
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| CN113270046A (en) * | 2020-02-14 | 2021-08-17 | 群创光电股份有限公司 | Electronic device |
| CN115394267A (en) * | 2022-09-23 | 2022-11-25 | 北京显芯科技有限公司 | Display system |
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| CN110379386B (en) | 2021-10-01 |
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