CN106601199B - Liquid crystal panel drive circuit and liquid crystal display - Google Patents
Liquid crystal panel drive circuit and liquid crystal display Download PDFInfo
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- CN106601199B CN106601199B CN201610975369.3A CN201610975369A CN106601199B CN 106601199 B CN106601199 B CN 106601199B CN 201610975369 A CN201610975369 A CN 201610975369A CN 106601199 B CN106601199 B CN 106601199B
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- 239000004973 liquid crystal related substance Substances 0.000 title claims abstract description 43
- 239000010409 thin film Substances 0.000 claims abstract description 55
- 239000010408 film Substances 0.000 claims abstract description 19
- 239000013078 crystal Substances 0.000 claims 1
- 238000009825 accumulation Methods 0.000 abstract description 3
- 230000000694 effects Effects 0.000 abstract description 3
- 238000010586 diagram Methods 0.000 description 7
- 239000010410 layer Substances 0.000 description 7
- 239000003990 capacitor Substances 0.000 description 5
- 150000001875 compounds Chemical class 0.000 description 5
- 230000005611 electricity Effects 0.000 description 4
- 101150075118 sub1 gene Proteins 0.000 description 4
- 230000000007 visual effect Effects 0.000 description 4
- 239000002184 metal Substances 0.000 description 3
- 230000005684 electric field Effects 0.000 description 2
- 238000010438 heat treatment Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 239000000758 substrate Substances 0.000 description 2
- 210000002858 crystal cell Anatomy 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 229920002521 macromolecule Polymers 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- RGOVYLWUIBMPGK-UHFFFAOYSA-N nonivamide Chemical compound CCCCCCCCC(=O)NCC1=CC=C(O)C(OC)=C1 RGOVYLWUIBMPGK-UHFFFAOYSA-N 0.000 description 1
- 230000010287 polarization Effects 0.000 description 1
- 229920000642 polymer Polymers 0.000 description 1
- 239000013047 polymeric layer Substances 0.000 description 1
- 238000006116 polymerization reaction Methods 0.000 description 1
- 230000006641 stabilisation Effects 0.000 description 1
- 238000011105 stabilization Methods 0.000 description 1
- 230000010415 tropism Effects 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
- G09G3/36—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
- G09G3/3648—Control of matrices with row and column drivers using an active matrix
-
- 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
- G02F1/136—Liquid crystal cells structurally associated with a semi-conducting layer or substrate, e.g. cells forming part of an integrated circuit
- G02F1/1362—Active matrix addressed cells
- G02F1/136286—Wiring, e.g. gate line, drain line
-
- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
- G09G2310/00—Command of the display device
- G09G2310/02—Addressing, scanning or driving the display screen or processing steps related thereto
- G09G2310/0264—Details of driving circuits
Landscapes
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- Nonlinear Science (AREA)
- General Physics & Mathematics (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Mathematical Physics (AREA)
- Optics & Photonics (AREA)
- Computer Hardware Design (AREA)
- Theoretical Computer Science (AREA)
- Liquid Crystal (AREA)
Abstract
The present invention provides a kind of liquid crystal panel drive circuit and liquid crystal display.Liquid crystal panel drive circuit includes: data line, controlling grid scan line, first film transistor, the second thin film transistor (TFT), third thin film transistor (TFT), the 4th thin film transistor (TFT), the first pixel electrode, the second pixel electrode, the first public electrode, the second public electrode and control signal generating apparatus.It controls signal generating apparatus and generates control signal.The period for controlling signal is the frame period.Controlling signal is high level in the interval period of adjacent two interframe, is low level within other periods.By after the completion of every frame scan display, first public electrode is connect with the second public electrode by primary, direct current charge on first public electrode is discharged on the second public electrode, and then guarantees that the first public electrode will not influence LCD panel display effect because of charge accumulation.
Description
Technical field
The present invention relates to field of liquid crystal more particularly to a kind of liquid crystal panel drive circuits and liquid crystal display.
Background technique
Liquid crystal display (Liquid Crystal Display, abbreviation LCD) be most widely used flat-panel monitor it
One, LCD include being provided with field a pair of of panel of electrode such as pixel electrode and public electrode occurs and is arranged in two panels
Between liquid crystal (Liquid Crystal, abbreviation LC) layer.Electrode occurs to generate in LC layers when voltage is applied to show up
Electric field, the electric field determine that the orientation of the LC molecule in liquid crystal layer makes LCD so as to adjust the polarization for the light for being incident on liquid crystal layer
Show image.
Industry develops a kind of referred to as macromolecule stabilization vertical orientation (Polymer Stabilized at present
Vertical Alignment, abbreviation PSVA) technology.The technology in liquid crystal material the following steps are included: firstly, mix suitable
When concentration monomeric compound and shake uniform.Then, mixed liquid crystal material is placed in heating arrival etc. on heater
Tropism state.When liquid crystal compound is down to room temperature, liquid crystal compound can return to nematic state.Then, by liquid crystal compound
It is injected into liquid crystal cell and grants voltage.When applying voltage stablizes Liquid Crystal Molecules Alignment, then using ultraviolet light or the side of heating
Formula allows monomeric compound to carry out polymerization reaction thus to achieve the purpose that stable alignment at polymeric layer.
In order to increase visual angle, designed usually using structure as shown in Figure 1, vertical trunk a's and strip comprising strip
Horizontal trunk b, the vertical trunk a and horizontal trunk b are referred to as stem portion (main-pixel), wherein vertical trunk a and level
The center trunk b intersects vertically, and so-called center intersects vertically, that is, refers to that vertical trunk a and horizontal trunk b are mutually perpendicular to, this is vertical
Entire pixel electrode area is divided into 4 regions (sub-pixel) by trunk a and horizontal trunk b, 4 pixel electrode areas
Domain is known as branch portion；Each pixel electrode area is by being in ± 45 ° with vertical trunk a or horizontal trunk b, the item of ± 135 ° of angles
Shape branch c tiling composition namely each strip branch c and vertical trunk a and horizontal trunk b are in the same plane, are thusly-formed
Pixel electrode structure shown in FIG. 1 about up and down with left and right difference mirror symmetry.
This pixel electrode structure, because of the angle phase of strip branch c and horizontal trunk b and vertical trunk a in branch portion
Together, can there are certain visual color or vision colour cast, the decline of panel penetrance.
In order to improve visual color or vision colour cast, sub-pixel is divided into two independent pixel electrodes by the prior art, often
A pixel electrode designs using the above structure, and one of pixel electrode is connected on a drop-down capacitor further through a TFT,
Board structure is as shown in Fig. 2, including data line Dn-2 to Dn+2, controlling grid scan line Gn-1 to Gn+1, pixel switch T1, T2
And T3, pixel electrode Sub1, Sub2 and drop-down capacitor C1, wherein pixel switch T1 and T2 is respectively pixel electrode Sub1, Sub2
Pixel switch, T3 is the shared switch of charge, drop-down capacitor C1 main function be the charge of pixel electrode Sub1 is dragged down so that
The voltage of pixel electrode Sub1, Sub2 are different and then eliminate the color offset phenomenon that panel is generated by visual angle difference.
Since drop-down capacitor C1 needs to sacrifice a part of aperture opening ratio, for increasing opening rate, adopted 3T structure will under
It draws capacitor C1 to take away, directly missing for T3 is connected on public electrode A_COM, as shown in figure 3, due to public electrode A_COM
It generallys use and is designed with grid same layer metal, the drain electrode of T3 is generallyd use to be designed with data line same layer metal, the drain electrode and public affairs of T3
Common electrode is connected by via hole ITO, due to be by double layer of metal connection conducting therefore at least need two via holes that could connect, and
Each pixel electrode requires same via hole connection, therefore more in the number of vias that viewing area is formed, and is easy to appear yield
Problem.
Summary of the invention
The present invention provides a kind of liquid crystal panel drive circuit and liquid crystal display, to solve driving electricity in the prior art
Line structure is easy to appear yield issues the number of vias of viewing area more.
One aspect of the present invention provides a kind of liquid crystal panel drive circuit, comprising: data line, controlling grid scan line, the first film
Transistor, the second thin film transistor (TFT), third thin film transistor (TFT), the 4th thin film transistor (TFT), the first pixel electrode, the second pixel electricity
Pole, the first public electrode, the second public electrode and control signal generating apparatus；
Wherein, first film transistor, the second thin film transistor (TFT), third thin film transistor (TFT) grid and controlling grid scan line
Connection, first film transistor, the second thin film transistor (TFT) source electrode connect with data line, the drain electrode of first film transistor and
First pixel electrode is connected, the drain electrode of the second thin film transistor (TFT), third thin film transistor (TFT) source electrode with the second pixel electrode phase
Even, the first pixel electrode is connected with the second public electrode with the second pixel electrode, the drain electrode of third thin film transistor (TFT) and first
Public electrode is connected；
First public electrode, the second public electrode are connected with the drain electrode of the 4th thin film transistor (TFT) and source electrode respectively, and the 4th is thin
The grid of film transistor is connect with control signal generating apparatus；
Signal generating apparatus is controlled for generating control signal.
Further, the period for controlling signal is the frame period, controls signal and is in the interval period between adjacent two frame
High level is low level within other periods.
Further, the first public electrode includes disposed in parallel positioned at the sub- public electrode in the first boundary on boundary and second
The sub- public electrode in boundary and perpendicular to the sub- public electrode in the first boundary and by the sub- public electrode in the first boundary and the second boundary
Sub- public electrode among the first of public electrode connection；
Second public electrode includes disposed in parallel public positioned at the sub- public electrode in third boundary on boundary and the 4th boundary
Common electrode and perpendicular to the sub- public electrode in third boundary and by the sub- public electrode in third boundary and the 4th sub- public electrode in boundary
Sub- public electrode among the second of connection；
The sub- public electrode in first boundary, the sub- public electrode in third boundary respectively with the drain electrode of the 4th thin film transistor (TFT) and source electrode
It is connected.
Further, it is connected between the first public electrode and the second public electrode using floated structure.
Further, it is connected between the first public electrode and the second public electrode using electrostatic protection circuit.
Further, electrostatic protection circuit includes the 5th thin film transistor (TFT) and the 6th thin film transistor (TFT), wherein the 5th film
The source electrode of transistor, drain electrode are connected with the drain electrode of the 6th thin film transistor (TFT), source electrode respectively, the grid of the 5th thin film transistor (TFT) and source
Extremely it is connected with the first public electrode, the grid and source electrode of the 6th thin film transistor (TFT) are connected with the second public electrode.
Another aspect of the present invention provides a kind of liquid crystal display, and liquid crystal display includes above-mentioned liquid crystal display panel driving electricity
Road.
In the present invention, the first public electrode and the second public electrode are connected by the 4th thin film transistor (TFT).4th is thin
Film transistor is controlled by control signal generating apparatus, and control signal generating apparatus generates control signal.Setting control letter can be passed through
Number come control the direct current charge on the first public electrode and the second public electrode release, such as setting control signal period be frame week
Phase.Controlling signal is high level in the interval period of adjacent two interframe, is low level within other periods, i.e. gated sweep drives
It is low level in the dynamic period.By the first public electrode being connect with the second public electrode and is led to after the completion of every frame scan display
It crosses once, the direct current charge on the first public electrode is discharged on the second public electrode, and then guarantee the first public electrode
LCD panel display effect will not be influenced because of charge accumulation.
Detailed description of the invention
The invention will be described in more detail below based on embodiments and refering to the accompanying drawings.Wherein:
Fig. 1 is pixel electrode structure schematic diagram in the prior art；
Fig. 2 is pixel electrode substrate structural schematic diagram in the prior art；
Fig. 3 is another pixel electrode substrate structural schematic diagram in the prior art；
Fig. 4 is the structural schematic diagram of liquid crystal panel drive circuit provided in an embodiment of the present invention；
Fig. 5 is the structural schematic diagram of the first public electrode and the second public electrode provided in an embodiment of the present invention；
Fig. 6 is electrostatic protection loop structure schematic diagram provided in an embodiment of the present invention.
In the accompanying drawings, identical component uses identical appended drawing reference.The attached drawing is not drawn according to the actual ratio.
Specific embodiment
The present invention will be further described with reference to the accompanying drawings.
Fig. 4 is the structural schematic diagram of liquid crystal panel drive circuit provided in an embodiment of the present invention；As shown in figure 4, this implementation
Example provides a kind of liquid crystal panel drive circuit, comprising: data line 1, controlling grid scan line 2, first film transistor T1, the second film
Transistor T2, third thin film transistor (TFT) T3, the 4th thin film transistor (TFT) T4, the first pixel electrode 3, the second pixel electrode 4, first are public
Common electrode 5, the second public electrode 6 and control signal generating apparatus 7.Wherein, first film transistor T1, the second thin film transistor (TFT)
T2, third thin film transistor (TFT) T3 grid connect with controlling grid scan line 2.First film transistor T1, the second thin film transistor (TFT)
The source electrode of T2 is connect with data line 1.The drain electrode of first film transistor T1 is connected with the first pixel electrode 3.Second film is brilliant
The drain electrode of body pipe T2, the source electrode of third thin film transistor (TFT) T3 are connected with the second pixel electrode 4.First pixel electrode 3 and second
Pixel electrode 4 is connected with the second public electrode 6.The drain electrode of third thin film transistor (TFT) T3 is connected with the first public electrode 5.First
Public electrode 5, the second public electrode 6 are connected with the drain electrode of the 4th thin film transistor (TFT) T4 and source electrode respectively.4th thin film transistor (TFT)
The grid of T4 is connect with control signal generating apparatus 7.Signal generating apparatus 7 is controlled for generating control signal.
The period for controlling signal is the frame period, and controlling signal is high level in the interval period between adjacent two frame,
It is low level in other periods.
In the present embodiment, the first public electrode 5 is connected with the second public electrode 6 by the 4th thin film transistor (TFT) T4.
4th thin film transistor (TFT) T4 is controlled by control signal generating apparatus 7, and control signal generating apparatus 7 generates control signal.Control letter
Number period be the frame period.It is high level that signal, which is controlled, in the interval period of adjacent two interframe, is low electricity within other periods
It is flat, i.e., it is low level in the gated sweep driving period.By after the completion of every frame scan display, by the first public electrode 5 and the
The connection of two public electrodes 6 is by once, the direct current charge on the first public electrode 5 being discharged on the second public electrode 6, in turn
Guarantee that the first public electrode 5 will not influence LCD panel display effect because of charge accumulation.
Specifically, the specific structure of the first public electrode 5 and the second public electrode 6 is as shown in figure 5, G1-G5 sweeps for grid
Line is retouched, D1-D9 is data line.First public electrode 5 includes the sub- public electrode 51 in the first boundary disposed in parallel positioned at boundary
With the sub- public electrode 52 of the second boundary, and perpendicular to the sub- public electrode 51 in the first boundary and by the sub- public electrode 51 in the first boundary
Sub- public electrode 53 among first connected with the sub- public electrode 52 of the second boundary.Second public electrode 6 includes disposed in parallel
The sub- public electrode 61 in third boundary and the sub- public electrode 62 in the 4th boundary positioned at boundary, and it is public perpendicular to third boundary
Electrode 61 and the second sub- public electrode in centre for connecting the sub- public electrode 61 in third boundary and the sub- public electrode 62 in the 4th boundary
63.The sub- public electrode 51 in first boundary, the sub- public electrode 61 in third boundary respectively with the drain electrode of the 4th thin film transistor (TFT) T4 and source
Extremely it is connected.The setting of the specific structure of above-mentioned first public electrode 5 and the second public electrode 6 is swept convenient for being located at data line 1 with grid
Retouch the first pixel electrode 3 between line 2, the company between the second pixel electrode 4 and the first public electrode 5, the second public electrode 6
It connects.
It is connected between first public electrode 5 and the second public electrode 6 using floated structure.
It is connected between first public electrode 5 and the second public electrode 6 using electrostatic protection circuit.In order to avoid electrostatic is released
It puts, the first public electrode 5 is connect with the second public electrode 6 using electrostatic protection circuit.
Further, electrostatic protection circuit is as shown in fig. 6, electrostatic protection circuit includes the 5th thin film transistor (TFT) T5 and the 6th
Thin film transistor (TFT) T6, wherein the source electrode of the 5th thin film transistor (TFT) T5, drain electrode respectively with the drain electrode of the 6th thin film transistor (TFT) T6, source
Extremely it is connected, the grid and source electrode of the 5th thin film transistor (TFT) T5 is connected with the first public electrode 5, the grid of the 6th thin film transistor (TFT) T6
Pole and source electrode are connected with the second public electrode 6.
Another embodiment of the present invention also provides a kind of liquid crystal display, which includes that above-mentioned liquid crystal display panel drives
Dynamic circuit.
Although by reference to preferred embodiment, invention has been described, the case where not departing from the scope of the present invention
Under, various improvement can be carried out to it and can replace component therein with equivalent.Especially, as long as there is no structures to rush
Prominent, items technical characteristic mentioned in the various embodiments can be combined in any way.The invention is not limited to texts
Disclosed in specific embodiment, but include all technical solutions falling within the scope of the claims.
Claims (7)
1. a kind of liquid crystal panel drive circuit, comprising: data line, controlling grid scan line, first film transistor, the second film crystal
Pipe, third thin film transistor (TFT), the 4th thin film transistor (TFT), the first pixel electrode and the second pixel electrode；It is characterized in that, further including
First public electrode, the second public electrode and control signal generating apparatus；
Wherein, the first film transistor, second thin film transistor (TFT), the third thin film transistor (TFT) grid and institute
State controlling grid scan line connection, the first film transistor, second thin film transistor (TFT) source electrode with the data line connect
It connects, the drain electrode of the first film transistor is connected with first pixel electrode, the drain electrode of second thin film transistor (TFT), institute
The source electrode for stating third thin film transistor (TFT) is connected with second pixel electrode, first pixel electrode and second pixel
Electrode is connected with second public electrode, and the drain electrode of the third thin film transistor (TFT) is connected with first public electrode；
The drain electrode and source electrode phase with the 4th thin film transistor (TFT) respectively of first public electrode, second public electrode
Even, the grid of the 4th thin film transistor (TFT) is connect with the control signal generating apparatus；
The control signal generating apparatus is for generating control signal.
2. liquid crystal panel drive circuit according to claim 1, which is characterized in that the period of the control signal is frame week
Phase, the control signal are high level in the interval period between adjacent two frame, are low level within other periods.
3. liquid crystal panel drive circuit according to claim 1, which is characterized in that first public electrode includes:
It is arranged in parallel and is located at the sub- public electrode in the first boundary and the sub- public electrode of the second boundary on boundary；And
It is perpendicular to the sub- public electrode in first boundary and the sub- public electrode in first boundary and the second boundary is public
Sub- public electrode among the first of common electrode connection；
Second public electrode includes:
It is arranged in parallel and is located at the sub- public electrode in third boundary and the 4th sub- public electrode in boundary on boundary；And
It is perpendicular to the sub- public electrode in the third boundary and the sub- public electrode in the third boundary and the 4th boundary is public
Sub- public electrode among the second of common electrode connection；
The sub- public electrode in first boundary, the sub- public electrode in the third boundary leakage with the 4th thin film transistor (TFT) respectively
Pole is connected with source electrode.
4. liquid crystal panel drive circuit according to claim 1, which is characterized in that first public electrode and described the
It is connected between two public electrodes using floated structure.
5. liquid crystal panel drive circuit according to claim 1, which is characterized in that first public electrode and described the
It is connected between two public electrodes using electrostatic protection circuit.
6. liquid crystal panel drive circuit according to claim 5, which is characterized in that the electrostatic protection circuit includes the 5th
Thin film transistor (TFT) and the 6th thin film transistor (TFT), wherein the source electrode of the 5th thin film transistor (TFT), drain electrode are thin with the described 6th respectively
The drain electrode of film transistor, source electrode are connected, the grid and source electrode of the 5th thin film transistor (TFT) with the first public electrode phase
Even, the grid and source electrode of the 6th thin film transistor (TFT) are connected with second public electrode.
7. a kind of liquid crystal display, which is characterized in that the liquid crystal display includes the liquid crystal as described in claim 1-6 is any
Panel drive circuit.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201610975369.3A CN106601199B (en) | 2016-11-07 | 2016-11-07 | Liquid crystal panel drive circuit and liquid crystal display |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610975369.3A CN106601199B (en) | 2016-11-07 | 2016-11-07 | Liquid crystal panel drive circuit and liquid crystal display |
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| CN106601199A CN106601199A (en) | 2017-04-26 |
| CN106601199B true CN106601199B (en) | 2019-03-12 |
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| CN201610975369.3A Active CN106601199B (en) | 2016-11-07 | 2016-11-07 | Liquid crystal panel drive circuit and liquid crystal display |
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| CN108053798B (en) * | 2017-12-29 | 2019-11-15 | 深圳市华星光电半导体显示技术有限公司 | Display panel and display device |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20080001403A (en) * | 2006-06-29 | 2008-01-03 | 엘지.필립스 엘시디 주식회사 | Shift register and liquid crystal display device using the same |
| CN105280150A (en) * | 2015-11-13 | 2016-01-27 | 深圳市华星光电技术有限公司 | Pixel drive circuit, array substrate and liquid crystal panel |
| CN105374330A (en) * | 2015-12-01 | 2016-03-02 | 深圳市华星光电技术有限公司 | Display device and driving method thereof |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR100791840B1 (en) * | 2006-02-03 | 2008-01-07 | 삼성전자주식회사 | Source driver and display device having the same |
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Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20080001403A (en) * | 2006-06-29 | 2008-01-03 | 엘지.필립스 엘시디 주식회사 | Shift register and liquid crystal display device using the same |
| CN105280150A (en) * | 2015-11-13 | 2016-01-27 | 深圳市华星光电技术有限公司 | Pixel drive circuit, array substrate and liquid crystal panel |
| CN105374330A (en) * | 2015-12-01 | 2016-03-02 | 深圳市华星光电技术有限公司 | Display device and driving method thereof |
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Address after: 9-2 Tangming Avenue, Guangming New District, Shenzhen City, Guangdong Province Patentee after: TCL China Star Optoelectronics Technology Co.,Ltd. Address before: 9-2 Tangming Avenue, Guangming New District, Shenzhen City, Guangdong Province Patentee before: Shenzhen China Star Optoelectronics Technology Co.,Ltd. |