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CN106128410A - Display driver circuit and display panels - Google Patents

Display driver circuit and display panels Download PDF

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Publication number
CN106128410A
CN106128410A CN201610838175.9A CN201610838175A CN106128410A CN 106128410 A CN106128410 A CN 106128410A CN 201610838175 A CN201610838175 A CN 201610838175A CN 106128410 A CN106128410 A CN 106128410A
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China
Prior art keywords
signal
picture
line
display
imports
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Granted
Application number
CN201610838175.9A
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Chinese (zh)
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CN106128410B (en
Inventor
李文英
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TCL China Star Optoelectronics Technology Co Ltd
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Shenzhen China Star Optoelectronics Technology Co Ltd
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Priority to CN201610838175.9A priority Critical patent/CN106128410B/en
Publication of CN106128410A publication Critical patent/CN106128410A/en
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    • GPHYSICS
    • G09EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09GARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
    • G09G3/00Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes
    • G09G3/20Control 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
    • G09G3/34Control 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
    • G09G3/36Control 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
    • G09G3/3611Control of matrices with row and column drivers
    • G09G3/3674Details of drivers for scan electrodes
    • G09G3/3677Details of drivers for scan electrodes suitable for active matrices only
    • GPHYSICS
    • G09EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09GARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
    • G09G2320/00Control of display operating conditions
    • G09G2320/06Adjustment of display parameters
    • G09G2320/066Adjustment of display parameters for control of contrast

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  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Physics & Mathematics (AREA)
  • Computer Hardware Design (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Control Of Indicators Other Than Cathode Ray Tubes (AREA)
  • Liquid Crystal Display Device Control (AREA)
  • Liquid Crystal (AREA)

Abstract

The present invention provides a kind of display driver circuit, drives for corresponding display panels carries out display, and it includes that data signal line driving circuit, picture scan signal drive circuit, black scan signal drive circuit and common signal import circuit;Wherein pixel cell is according to the described picture scanning-line signal in respective scan line, uses the data line signal on corresponding data line or public voltage signal to carry out picture and show.The present invention also provides for a kind of display panels, the display driver circuit of the present invention and display panels import circuit by arranging black scan signal drive circuit and common signal, public voltage signal transmission is carried out to pixel cell the display of dark-state picture, thus the picture that on the basis of not improving cost of manufacture and light source energy consumption, can improve display panels displays contrast.

Description

Display driver circuit and display panels
Technical field
The present invention relates to show driving field, particularly relate to a kind of display driver circuit and display panels.
Background technology
The most commonly used liquid crystal display, generally by upper substrate, infrabasal plate and be arranged on upper substrate and infrabasal plate Between liquid crystal layer composition, upper substrate and infrabasal plate all include glass substrate and arrange electrode on a glass substrate.
Contrast is an important parameter of liquid crystal display, and under rational brightness value, contrast is the highest, and it can show The gradation shown is the abundantest.The contrast of liquid crystal display is actually the ratio of brightness, is defined as in darkroom, white Brightness under picture (time the brightest) is divided by the brightness under black picture (time the darkest).
At present improve the method for contrast of liquid crystal display generally by the white picture improving liquid crystal display Brightness, so needs improve the cost of manufacture of liquid crystal display or increase the light source energy consumption of liquid crystal display.
Therefore, it is necessary to provide a kind of display driver circuit and display panels, to solve asking existing for prior art Topic.
Summary of the invention
It is an object of the invention to provide a kind of cost of manufacture and the display that energy consumption is the most relatively low and picture contrast is higher is driven Galvanic electricity road and display panels, to solve, the cost of manufacture of existing high-contrast display panels is higher or light source energy consumption Higher technical problem.
The embodiment of the present invention provides a kind of display driver circuit, drives for corresponding display panels is carried out display Dynamic, comprising:
Data signal line driving circuit, for generating the data line signal of described display panels, and by described data wire Signal passes through the data line transfer of described display panels to corresponding pixel cell;
Picture scan signal drive circuit, for generating the picture scanning-line signal of described display panels, and by institute State picture scanning-line signal to be transmitted to corresponding pixel cell by the scan line of described display panels;
Black scan signal drive circuit, for generating the black scanning-line signal of described display panels;And
Common signal imports circuit, under the effect of described black scanning-line signal, public voltage signal is transmitted On the data wire of described display panels;
Wherein said pixel cell, according to the described picture scanning-line signal in respective scan line, uses on corresponding data line Described data line signal or described public voltage signal carry out picture and show.
In display driver circuit of the present invention, described common signal imports circuit and includes that common signal imports switch Pipe, described common signal imports the control end of switching tube and inputs described black scanning-line signal, and described common signal imports switch The input of pipe inputs described public voltage signal, and described common signal imports the outfan of switching tube with corresponding data wire even Connect;
Described pixel cell includes picture display switch pipe, the control end of described picture display switch pipe and corresponding scanning Line connects, and the input of described picture display switch pipe connects with corresponding data wire, the output of described picture display switch pipe Hold and connect with corresponding pixel electrode.
In display driver circuit of the present invention, the initiating terminal at each described data wire is provided with described public letter Number import switching tube.
In display driver circuit of the present invention, the ending end at each described data wire is provided with described public letter Number import switching tube.
In display driver circuit of the present invention, initiating terminal and ending end at each described data wire are provided with Described common signal imports switching tube.
In display driver circuit of the present invention, when described pixel cell display on state of picture, described pixel list Unit shows described data line signal under the effect of described data signal line driving circuit and described picture scan signal drive circuit; When described pixel cell display dark-state picture, described pixel cell is at described black scan signal drive circuit, described public Described public voltage signal is shown under the effect of signal importing circuit and described picture scan signal drive circuit.
In display driver circuit of the present invention, described public voltage signal is the array of described display panels The voltage signal of the public electrode of substrate.
The embodiment of the present invention also provides for a kind of display panels, it include display driver circuit, data wire, scan line with And the pixel cell being staggered to form by described data wire and described scan line;
Wherein said display driver circuit includes:
Data signal line driving circuit, for generating the data line signal of described display panels, and by described data wire Signal passes through described data line transfer to corresponding pixel cell;
Picture scan signal drive circuit, for generating the picture scanning-line signal of described display panels, and by institute State picture scanning-line signal to be transmitted to corresponding pixel cell by described scan line;
Black scan signal drive circuit, for generating the black scanning-line signal of described display panels;And
Common signal imports circuit, under the effect of described black scanning-line signal, public voltage signal is transmitted On described data wire;
Wherein said pixel cell, according to the described picture scanning-line signal in respective scan line, uses on corresponding data line Described data line signal or described public voltage signal carry out picture and show.
In display panels of the present invention, described common signal imports circuit and includes that common signal imports switch Pipe, described common signal imports the control end of switching tube and inputs described black scanning-line signal, and described common signal imports switch The input of pipe inputs described public voltage signal, and described common signal imports the outfan of switching tube with corresponding data wire even Connect;
Described pixel cell includes picture display switch pipe, the control end of described picture display switch pipe and corresponding scanning Line connects, and the input of described picture display switch pipe connects with corresponding data wire, the output of described picture display switch pipe Hold and connect with corresponding pixel electrode.
In display panels of the present invention, the initiating terminal at each described data wire is provided with described public letter Number import switching tube;Ending end at each described data wire is provided with described common signal and imports switching tube;Or in each institute Initiating terminal and the ending end of stating data wire are provided with described common signal and import switching tube.
Compared to existing display driver circuit and display panels, the display driver circuit of the present invention and liquid crystal display Panel imports circuit by arranging black scan signal drive circuit and common signal, transmits public voltage signal to pixel Unit carries out the display of dark-state picture, thus can improve liquid crystal on the basis of not improving cost of manufacture and light source energy consumption Show that the picture of panel displays contrast;Solve that the cost of manufacture of existing high-contrast display panels is higher or light source energy Consume higher technical problem.
For the foregoing of the present invention can be become apparent, preferred embodiment cited below particularly, and coordinate institute's accompanying drawings, make Describe in detail as follows:
Accompanying drawing explanation
Fig. 1 is the structural representation of the first preferred embodiment of the display driver circuit of the present invention;
Fig. 2 is the structural representation of the second preferred embodiment of the display driver circuit of the present invention;
Fig. 3 is the structural representation of the third preferred embodiment of the display driver circuit of the present invention.
Detailed description of the invention
The explanation of following embodiment is particular implementation that is graphic with reference to add, that implement in order to illustrate the present invention may be used to Example.The direction term that the present invention is previously mentioned, such as " on ", D score, "front", "rear", "left", "right", " interior ", " outward ", " side " Deng, it is only the direction with reference to annexed drawings.Therefore, the direction term of use is to illustrate and understand the present invention, and is not used to Limit the present invention.
In the drawings, the unit that structure is similar is to represent with identical label.
Refer to the structural representation of the first preferred embodiment of the display driver circuit that Fig. 1, Fig. 1 are the present invention.This is excellent The display driver circuit selecting embodiment drives for corresponding display panels carries out display, the display of this preferred embodiment Drive circuit 10 includes data signal line driving circuit 11, picture scan signal drive circuit 12, black scan signal drive circuit 13 and common signal import circuit 14.
Data signal line driving circuit 11 is for generating the data line signal of display panels, and is passed through by data line signal The data wire (d1 to dn+2) of display panels transmits to corresponding pixel cell 15.Picture scan signal drive circuit 12 is used In the picture scanning-line signal of generation display panels, and by the picture scanning-line signal scan line by display panels (g1 to gn) transmits to corresponding pixel cell 15.Black scan signal drive circuit 13 is for generating the black of display panels Color scanning-line signal.Common signal imports circuit 14 and is used under the effect of black scanning-line signal, public voltage signal is passed On the data wire (d1 to dn+2) of transfusion LCD panel.
Wherein pixel cell 15 is according to the picture scanning-line signal in respective scan line, uses the data on corresponding data line Line signal or public voltage signal carry out picture and show.
Concrete, common signal imports circuit 14 and includes that common signal imports switching tube 141, and common signal imports switching tube The control end of 141 inputs black scanning-line signal by scan line g0, and common signal imports the input input public affairs of switching tube 141 Common voltage signal, common signal imports the outfan of switching tube 141 and connects with corresponding data wire.
Pixel cell 15 includes picture display switch pipe 151, the control end of picture display switch pipe 51 and corresponding scanning Line connects, and the input of picture display switch pipe 151 connects with corresponding data wire, the outfan of picture display switch pipe 151 Connect with corresponding pixel electrode.
In the preferred embodiment, common signal imports switching tube 141 and is arranged on the initiating terminal of every data line.
When the display driver circuit 10 of this preferred embodiment uses, when corresponding display panels shows on state of picture Time, picture scan signal drive circuit 12 is to the scan line input picture scanning-line signal of display panels, and data signal is driven The data wire input data line signal of display panels is given on galvanic electricity road 11.The picture display switch pipe 151 of pixel cell 15 exists Under the effect of picture scanning-line signal, transmitting data line signal to pixel electrode, pixel cell 15 is according on pixel electrode The pressure reduction of the public voltage signal on public electrode on data line signal and color membrane substrates carries out the display of on state of picture.
When corresponding display panels display dark-state picture, black scan signal drive circuit 13 is led to common signal The common signal entering circuit 14 imports the control end input black scanning-line signal of switching tube 141;Common signal imports circuit 14 Common signal import switching tube 141 under the effect of black scanning-line signal, by public voltage signal transmission to corresponding number According on line, this public voltage signal can be the voltage signal of the public electrode of the array base palte of display panels.
Picture scan signal drive circuit 12 gives the scan line input picture scanning-line signal of display panels subsequently.Picture The picture display switch pipe 151 of element unit 15 is under the effect of picture scanning-line signal, by the public voltage signal on data wire Transmitting to pixel electrode, pixel cell 15 is according on the public electrode in the public voltage signal on pixel electrode and color membrane substrates The pressure reduction of public voltage signal carry out the display of dark-state picture.Due to the public voltage signal of array base palte and color membrane substrates The current potential of public voltage signal is equal, and the pressure reduction at the liquid crystal layer two ends of display panels is almost nil, therefore can effectively drop The display brightness of the dark-state picture of low display panels, thus the picture that improve display panels displays contrast.
The display driver circuit of this preferred embodiment is led by arranging black scan signal drive circuit and common signal Enter circuit, public voltage signal transmission is carried out to pixel cell the display of dark-state picture, thus cost of manufacture can not improved And on the basis of light source energy consumption, the picture improving display panels displays contrast.
Refer to the structural representation of the second preferred embodiment of the display driver circuit that Fig. 2, Fig. 2 are the present invention.This is excellent The display driver circuit 20 selecting embodiment includes that data signal line driving circuit 21, picture scan signal drive circuit 22, black are swept Retouch signal drive circuit 23 and common signal imports circuit 24.
On the basis of the first preferred embodiment, the common signal of the display driver circuit 20 of this preferred embodiment imports electricity The common signal on road 24 imports switching tube 241 and is arranged on the ending end of every data line.
The specific works principle of the display driver circuit of this preferred embodiment is excellent with the first of above-mentioned display driver circuit Select the description in embodiment same or similar, specifically refer to being correlated with in the first preferred embodiment of above-mentioned display driver circuit Describe.
Refer to the structural representation of the third preferred embodiment of the display driver circuit that Fig. 3, Fig. 3 are the present invention.This is excellent The display driver circuit 30 selecting embodiment includes that data signal line driving circuit 31, picture scan signal drive circuit 32, black are swept Retouch signal drive circuit 33 and common signal imports circuit 34.
On the basis of the first preferred embodiment, the common signal of the display driver circuit 30 of this preferred embodiment imports electricity The common signal on road 34 imports switching tube 341 and is simultaneously located at initiating terminal and the ending end of every data line.It is arranged on data wire The common signal of initiating terminal import the control end of switching tube 341 and be connected with scan line g0, be arranged on the end that ends up of data wire Common signal imports control end and scan line g0 of switching tube 341 ' it is connected.
The specific works principle of the display driver circuit of this preferred embodiment is excellent with the first of above-mentioned display driver circuit Select the description in embodiment same or similar, specifically refer to being correlated with in the first preferred embodiment of above-mentioned display driver circuit Describe.
On the basis of the first preferred embodiment, owing to public voltage signal inputs from the two ends of data wire simultaneously, reduce The signal attenuation caused due to public voltage signal transmission range in data wire, therefore corresponding display panels shows Show that the picture brightness distribution of dark-state picture is more uniform.
The present invention also provides for a kind of display panels, and it includes display driver circuit, data wire, scan line and by counting The pixel cell being staggered to form according to line and scan line.
Wherein this display driver circuit includes that data signal line driving circuit, picture scan signal drive circuit, black scan Signal drive circuit and common signal import circuit.
Data signal line driving circuit is for generating the data line signal of display panels, and data line signal is passed through liquid The data line transfer of LCD panel is to corresponding pixel cell.Picture scan signal drive circuit is used for generating LCD The picture scanning-line signal of plate, and picture scanning-line signal is transmitted to corresponding pixel by the scan line of display panels Unit.Black scan signal drive circuit is for generating the black scanning-line signal of display panels.Common signal imports electricity Road is under the effect of black scanning-line signal, by the data wire of public voltage signal transmission liquid crystal display floater.
Wherein pixel cell is according to the picture scanning-line signal in respective scan line, uses the data wire on corresponding data line Signal or public voltage signal carry out picture and show.
Preferably, common signal imports circuit and includes that common signal imports switching tube, and common signal imports the control of switching tube End processed input black scanning-line signal, common signal imports the input input public voltage signal of switching tube, and common signal is led The outfan entering switching tube connects with corresponding data wire;Pixel cell includes picture display switch pipe, picture display switch pipe Control end connect with corresponding scan line, the input of picture display switch pipe connects with corresponding data wire, and picture shows The outfan of switching tube connects with corresponding pixel electrode.
Preferably, the initiating terminal at every data line is provided with common signal and imports switching tube.
Preferably, the ending end at every data line is provided with common signal and imports switching tube.
Preferably, initiating terminal and ending end at every data line are provided with common signal and import switching tube.
Preferably, when pixel cell display on state of picture, pixel cell scans at data signal line driving circuit and picture Video data line signal under the effect of signal drive circuit;When pixel cell display dark-state picture, pixel cell is swept at black Retouch and show described common electrical under the effect of signal drive circuit, common signal importing circuit and picture scan signal drive circuit Pressure signal.
Preferably, public voltage signal is the voltage signal of public electrode of array base palte of display panels.
In the specific works principle of the display panels of the present invention and the preferred embodiment of above-mentioned display driver circuit Description same or similar, specifically refer to the associated description in the preferred embodiment of above-mentioned display driver circuit.
The display driver circuit of the present invention and display panels are by arranging black scan signal drive circuit and public affairs Signal imports circuit altogether, public voltage signal transmission carries out to pixel cell the display of dark-state picture, thus can not improve On the basis of cost of manufacture and light source energy consumption, the picture improving display panels displays contrast;Solve existing height The technical problem that the cost of manufacture of contrast display panels is higher or light source energy consumption is higher.
In sum, although the present invention is disclosed above with preferred embodiment, but above preferred embodiment and be not used to limit The present invention processed, those of ordinary skill in the art, without departing from the spirit and scope of the present invention, all can make various change and profit Decorations, therefore protection scope of the present invention defines in the range of standard with claim.

Claims (10)

1. a display driver circuit, drives for corresponding display panels carries out display, it is characterised in that including:
Data signal line driving circuit, for generating the data line signal of described display panels, and by described data line signal By the data line transfer of described display panels to corresponding pixel cell;
Picture scan signal drive circuit, for generating the picture scanning-line signal of described display panels, and by described picture Surface scan line signal is transmitted to corresponding pixel cell by the scan line of described display panels;
Black scan signal drive circuit, for generating the black scanning-line signal of described display panels;And
Common signal imports circuit, under the effect of described black scanning-line signal, by described for public voltage signal transmission On the data wire of display panels;
Wherein said pixel cell, according to the described picture scanning-line signal in respective scan line, uses the institute on corresponding data line State data line signal or described public voltage signal carries out picture and shows.
Display driver circuit the most according to claim 1, it is characterised in that described common signal imports circuit and includes public Signal imports switching tube, and described common signal imports the control end of switching tube and inputs described black scanning-line signal, described public Signal imports the input of switching tube and inputs described public voltage signal, and described common signal imports outfan and the phase of switching tube The data wire answered connects;
Described pixel cell includes picture display switch pipe, and the control end of described picture display switch pipe is with corresponding scan line even Connecing, the input of described picture display switch pipe connects with corresponding data wire, the outfan of described picture display switch pipe with Corresponding pixel electrode connects.
Display driver circuit the most according to claim 2, it is characterised in that the initiating terminal at each described data wire is arranged Described common signal is had to import switching tube.
Display driver circuit the most according to claim 2, it is characterised in that the ending end at each described data wire is arranged Described common signal is had to import switching tube.
Display driver circuit the most according to claim 2, it is characterised in that at initiating terminal and the knot of each described data wire Tail end is provided with described common signal and imports switching tube.
Display driver circuit the most according to claim 1, it is characterised in that
When described pixel cell display on state of picture, described pixel cell is at described data signal line driving circuit and described picture Described data line signal is shown under the effect of scan signal drive circuit;
When described pixel cell display dark-state picture, described pixel cell is at described black scan signal drive circuit, described Described public voltage signal is shown under the effect of common signal importing circuit and described picture scan signal drive circuit.
Display driver circuit the most according to claim 1, it is characterised in that described public voltage signal is described liquid crystal Show the voltage signal of the public electrode of the array base palte of panel.
8. a display panels, it is characterised in that include display driver circuit, data wire, scan line and by described number The pixel cell being staggered to form according to line and described scan line;
Wherein said display driver circuit includes:
Data signal line driving circuit, for generating the data line signal of described display panels, and by described data line signal By described data line transfer to corresponding pixel cell;
Picture scan signal drive circuit, for generating the picture scanning-line signal of described display panels, and by described picture Surface scan line signal is transmitted to corresponding pixel cell by described scan line;
Black scan signal drive circuit, for generating the black scanning-line signal of described display panels;And
Common signal imports circuit, under the effect of described black scanning-line signal, by described for public voltage signal transmission On data wire;
Wherein said pixel cell, according to the described picture scanning-line signal in respective scan line, uses the institute on corresponding data line State data line signal or described public voltage signal carries out picture and shows.
Display panels the most according to claim 8, it is characterised in that described common signal imports circuit and includes public Signal imports switching tube, and described common signal imports the control end of switching tube and inputs described black scanning-line signal, described public Signal imports the input of switching tube and inputs described public voltage signal, and described common signal imports outfan and the phase of switching tube The data wire answered connects;
Described pixel cell includes picture display switch pipe, and the control end of described picture display switch pipe is with corresponding scan line even Connecing, the input of described picture display switch pipe connects with corresponding data wire, the outfan of described picture display switch pipe with Corresponding pixel electrode connects.
Display panels the most according to claim 9, it is characterised in that the initiating terminal at each described data wire sets It is equipped with described common signal and imports switching tube;Ending end at each described data wire is provided with described common signal and imports switch Pipe;Or each described data wire initiating terminal and ending end be provided with described common signal import switching tube.
CN201610838175.9A 2016-09-21 2016-09-21 Display driver circuit and liquid crystal display panel Active CN106128410B (en)

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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107146589A (en) * 2017-07-04 2017-09-08 深圳市华星光电技术有限公司 GOA circuits and liquid crystal display device
CN110895914A (en) * 2018-09-12 2020-03-20 乐金显示有限公司 Organic light emitting display device
CN113808525A (en) * 2020-06-01 2021-12-17 三星显示有限公司 display device

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US20100277494A1 (en) * 2009-04-30 2010-11-04 Changhun Cho Liquid crystal display device and method of driving the same
CN102149002A (en) * 2010-02-09 2011-08-10 三星电子株式会社 Three-dimensional image display device
CN102290032A (en) * 2010-06-18 2011-12-21 群康科技(深圳)有限公司 Liquid crystal display
CN103680415A (en) * 2012-08-31 2014-03-26 天钰科技股份有限公司 Electronic paper display device, display device and driving method thereof

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Publication number Priority date Publication date Assignee Title
CN101334975A (en) * 2007-06-28 2008-12-31 乐金显示有限公司 Liquid crystal display and driving method thereof
US20100277494A1 (en) * 2009-04-30 2010-11-04 Changhun Cho Liquid crystal display device and method of driving the same
CN102149002A (en) * 2010-02-09 2011-08-10 三星电子株式会社 Three-dimensional image display device
CN102290032A (en) * 2010-06-18 2011-12-21 群康科技(深圳)有限公司 Liquid crystal display
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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107146589A (en) * 2017-07-04 2017-09-08 深圳市华星光电技术有限公司 GOA circuits and liquid crystal display device
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CN110895914A (en) * 2018-09-12 2020-03-20 乐金显示有限公司 Organic light emitting display device
CN110895914B (en) * 2018-09-12 2022-06-24 乐金显示有限公司 Organic light emitting display device
CN113808525A (en) * 2020-06-01 2021-12-17 三星显示有限公司 display device

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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.

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