CN104933997B - Liquid crystal display device and its driving method - Google Patents
Liquid crystal display device and its driving method Download PDFInfo
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- CN104933997B CN104933997B CN201410102925.7A CN201410102925A CN104933997B CN 104933997 B CN104933997 B CN 104933997B CN 201410102925 A CN201410102925 A CN 201410102925A CN 104933997 B CN104933997 B CN 104933997B
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- 239000004973 liquid crystal related substance Substances 0.000 title claims abstract description 36
- 238000000034 method Methods 0.000 title claims description 18
- 230000005540 biological transmission Effects 0.000 claims description 12
- 238000010586 diagram Methods 0.000 description 10
- 230000000694 effects Effects 0.000 description 2
- 230000000007 visual effect Effects 0.000 description 2
- RZVAJINKPMORJF-UHFFFAOYSA-N Acetaminophen Chemical compound CC(=O)NC1=CC=C(O)C=C1 RZVAJINKPMORJF-UHFFFAOYSA-N 0.000 description 1
- 241001269238 Data Species 0.000 description 1
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Abstract
A kind of liquid crystal display apparatus driving circuit, comprises the following steps：Receive original display data；The original display data is rearranged for by new display data according at least one scan drive pattern；Turntable driving order corresponding to turntable driving pattern is adjusted according to control signal；New display data is sent to display panel through data line；Wherein original display data puts in order corresponding to the turntable driving order before adjustment, and new display data puts in order corresponding to the turntable driving after being adjusted according to the turntable driving pattern sequentially.
Description
Technical field
The present invention drives on liquid crystal display device, and especially with regard to a kind of liquid crystal display device for improving operation temperature
Method.
Background technology
With the progress of human civilization, device for image turns into product common in daily life already, and display is even more
Indispensable component in these device for image.User reads information by display, or even passes through display indirect control
The running of device.Wherein, the advantages of liquid crystal display (LCD) is with its frivolous volume, relatively low power consumption, widely should
With on the various products for needing liquid crystal display device, more substituted conventional cathode ray tube (CRT) display becomes in recent years
Gesture.Liquid crystal display device has the advantages that lightweight, small volume and little power consumption because of it, is widely used in TV, notebook, electricity
Brain, mobile phone, personal digital assistant etc. modernize information equipment.
However, the resolution more and more higher of liquid crystal display panel increasing with the size of liquid crystal display panel, and
The resistance capacitance load (RC Loading) of panel is also increasing so that the operation temperature of each drive circuit is also increasingly
It is high.Therefore, how to save the power consumption of drive circuit and be likely to become an important problem to reduce operation temperature.
The content of the invention
The embodiment of the present invention provides a kind of display device, including display panel, time schedule controller, data driver and scanning
Driver.Time schedule controller receives original display data.Data driver couples time schedule controller, and the data driver is received
Original display data and according at least one scan drive pattern and through its internal line buffer come by original display data weight
New display data is newly arranged as, and new display data is sent to display panel through data line.Scanner driver couples sequential
Controller, the scanner driver receives the sequential signal that data driver is transmitted, and is corresponded to according to sequential signal adjustment
The turntable driving order of turntable driving pattern.The turntable driving corresponded to before adjustment that puts in order of wherein original display data is suitable
Sequence, the turntable driving order corresponded to after being adjusted according to turntable driving pattern that puts in order of new display data.
In one embodiment, the same of original display data is rearranged according to turntable driving pattern in data driver
When, the data driver according to turntable driving pattern transmission order signal to scanner driver with adjust turntable driving order.
In one embodiment, scanner driver includes M scanning sub-circuit, and display panel divides into M display block,
Each scanning sub-circuit is according to sequential signal and passes through N bar scan lines, transmits N number of scanning drive signal to corresponding viewing area
Block, wherein M, N are positive integer.
In one embodiment, each in multiple scanning sub-circuits is according to the sequential signal received, adjustment scanning
Driving order is with corresponding to turntable driving pattern.
The embodiment of the present invention separately provides a kind of driving method, for above-mentioned liquid crystal display device.Driving method include with
Lower step：Receive original display data；According at least one scan drive pattern, original display data is rearranged for new display
Data；Turntable driving order corresponding to turntable driving pattern is adjusted according to control signal；And will be new through multiple data lines
Display data is sent to display panel.Wherein original display data put in order corresponding to adjustment before turntable driving order,
The turntable driving order corresponded to after being adjusted according to turntable driving pattern that puts in order of new display data.
In summary, the embodiment of the present invention is proposed liquid crystal display device and its driving method, can keep display
In the case that picture is constant, the switching times of the height voltage of data driver are reduced, and then reduce data driver
Operation temperature.
To enable the feature and technology contents that are further understood that the present invention, refer to below in connection with the present invention specifically
Bright and accompanying drawing, but these explanations are intended merely to the explanation present invention with institute's accompanying drawings, rather than the interest field of the present invention is appointed
What limitation.
Brief description of the drawings
Fig. 1 is the schematic diagram of the liquid crystal display device according to the embodiment of the present invention.
Fig. 2 is the schematic diagram of the liquid crystal display device according to another embodiment of the present invention.
Fig. 3 is the schematic diagram of the liquid crystal display device according to another embodiment of the present invention.
Fig. 4 is the tabular drawing of the turntable driving pattern according to the present embodiment.
Fig. 5 is the schematic diagram that original display data is rearranged according to the data driver of the embodiment of the present invention.
Fig. 6 is the schematic diagram that turntable driving order is adjusted according to the data driver of the embodiment of the present invention.
Fig. 7 is the flow chart of the driving method according to the embodiment of the present invention.
Primary clustering symbol description：
100、200、300：Liquid crystal display device
110：Time schedule controller
120：Data driver
122：Line buffer
130：Scanner driver
1311~131M：Scanning sub-circuit
140：Display panel
B1~BM：Display block
CS1、CS2：Control signal
DL, DL1~DL6：Data line
DATA：Original display data
NDATA：New display data
SES：Sequential signal
SL, SL1~SLN：Scan line
S710、S720、S730、S740：Step
Embodiment
Various exemplary embodiments will be more fully described referring to accompanying drawings below, will be shown in accompanying drawings
Exemplary embodiments.However, concept of the present invention may embody in many different forms, and it should not be construed as limited by institute herein
The exemplary embodiments of elaboration.Specifically the present invention is caused to be detailed and complete there is provided these exemplary embodiments, and will
The category of concept of the present invention is fully passed on to those who familiarize themselves with the technology.In all schemas, Ceng Ji areas can be lavished praise on oneself in order to clear
Size and relative size.Similar numeral indicates similar component all the time.
Although it should be understood that term first, second, third, etc. may be used to describe various elements, these yuan herein
Part should not be limited by these terms.These terms are for distinguishing an element and another element.Therefore, first yuan be discussed herein below
Part can be described as teaching of second element without departing from concept of the present invention.As used herein, term " and/or " include it is associated
All combinations for listing any one of project and one or more.
(embodiment of liquid crystal display device)
Fig. 1 is refer to, Fig. 1 is the schematic diagram of the liquid crystal display device according to the embodiment of the present invention.In the present embodiment, liquid
Crystal device 100 includes time schedule controller 110, data driver 120, scanner driver 130, display panel 140, wherein providing
Expect that buffer 120 includes an at least line buffer 122.Data driver 120 couples time schedule controller 110 and display panel 140.
Scanner driver 130 couples time schedule controller 110 and display panel 140.
Compared to the High Operating Temperature under known technology, this disclosure provides a kind of in the display image of display panel 140
During data, in the case where keeping image frame constant, the switching time of height voltage in data driver 120 can be reduced
Number, to reduce the operation temperature of data driver 120.In the present embodiment, data driver 120 receives controller 110 and passed
The original display data DATA sent, and data driver 120 is according at least one turntable driving pattern and through its inside
Original display data DATA is rearranged for new display data NDATA by line buffer 122, wherein compared to original display data
DATA, new display data NDATA are only to put in order different from original display data DATA, and it is shown on display panel 140
Visual effect be identical.It is noted that original display data DATA's puts in order as corresponding to the scanning before adjustment
Driving order, new display data NDATA drives for the scanning after being adjusted corresponding to time schedule controller 110 according to turntable driving pattern
Dynamic order.The turntable driving pattern of this disclosure be data driver 120 transmit data drive signal when, original can be reduced
In beginning display data DATA on height voltage switching times pattern.
In the present embodiment, data driver 120 is to through data line DL, there is provided data drive signal to display panel
140, wherein data drive signal means gray scale voltage signal.It is aobvious that the reception time schedule controller 110 of data driver 120 is transmitted
Show data NDATA with control signal CS1 and the turntable driving pattern according to set by designer will through line buffer 122
Original display data DATA is rearranged for new display data NDATA, wherein new display data NDATA, which corresponds to data, drives letter
Number.
Scanner driver 130 is to through scan line SL, there is provided scanning drive signal to display panel 140.The scanning
Driver 130 receives the order that the control signal CS2 that time schedule controller 110 transmitted is transmitted with data driver 120 respectively
Signal SES, and adjust according to sequential signal SES the turntable driving order corresponding to turntable driving pattern.In data driving
While device 120 rearranges original display data DATA according to turntable driving pattern and using line buffer 122, data is driven
Dynamic device 120 according to turntable driving pattern come transmission order signal SES to scanner driver 130 to adjust sweeping for scanning drive signal
Retouch driving order.
In simple terms, the data driver 120 of this disclosure can be according to turntable driving pattern and through line buffering
Device 122 exports new display data NDATA to display panel 140 to rearrange original display data DATA order.Meanwhile,
Data driver 120 can export sequential signal SES to scanner driver 130 according to turntable driving pattern, so that scanner driver
The turntable driving order of 130 adjustment scanning drive signals.Certainly, the turntable driving order of the scanning drive signal after adjustment is pair
Ying Yuxin display datas NDATA's puts in order, and is constant to maintain the visual display effect on display panel 140.
In order to which the operation workflow of the liquid crystal display device 100 described in this disclosure is described in more detail, it will lift below many
One being further described at least in individual embodiment.
In ensuing multiple embodiments, the part different from above-mentioned Fig. 1 embodiments, and remaining clipped will be described
It is identical with the part of above-mentioned Fig. 1 embodiments.In addition, to illustrate conventionally, similar reference numeral or label instruction are similar
Element.
(another embodiment of liquid crystal display device)
Fig. 2 is refer to, Fig. 2 is the schematic diagram of the liquid crystal display device according to another embodiment of the present invention.It is real with above-mentioned Fig. 1
Apply unlike example, scanner driver 130 includes multiple 1311~131M of scanning sub-circuit, and display panel 140 is divided into
Corresponding to multiple 1311~131M of scanning sub-circuit display block B1~BM.It is every in multiple 1311~131M of scanning sub-circuit
One, according to the sequential signal SES received and through N bars scan line SL1~SLN, is transmitted N number of scanning drive signal right to institute
Display block B1~BM, wherein M and the N answered is positive integer.Moreover, each root in multiple 1311~131M of scanning sub-circuit
The turntable driving order of scanning drive signal is adjusted according to the sequential signal SES received, with corresponding to turntable driving pattern or
Person corresponds to putting in order for new display data NDATA.It is noted that for convenience of explanation with understanding in this exposure
Hold, in the present embodiment, the number of scanning lines that 1311~131M of each scanning sub-circuit is coupled is identical, is implemented another
In example, the number of scanning lines that 1311~131M of each scanning sub-circuit is coupled can be identical with incomplete same or part, and
It is not limited with the present embodiment.
Furthermore, it is understood that data driver 120 is after original display data DATA is received, data driver 120 can be adopted
Putting in order for original display data DATA is adjusted with two or more turntable driving patterns and through line buffer 122, and
Produced new display data NDATA is sent to display panel 140.Meanwhile, data driver 120 drives according to the scanning used
Dynamic model formula transmission order signal SES to 1311~131M of scanning sub-circuit, and 1311~131M of scanning sub-circuit believes according to order
Entrained order adjustment information in number SES, to adjust the turntable driving order of scanning drive signal with meet it is indivedual needed for it is right
The turntable driving pattern answered.Then, 1311~131M of each scanning sub-circuit believes turntable driving through scan line SL1~SLN
Number it is sent to display block B1~BM corresponding in display panel 140.Therefore, a variety of differences are used in data driver 120
Turntable driving pattern under, the turntable driving pattern corresponding to each display block B1~BM is also different.
It can improve temperature in order to be described in more detail that the liquid crystal display device 200 described in this disclosure used
Driving method, below will be more specifically to quantify example (namely N=4, M=2) be described further.In general, system
Operate large-sized liquid crystal display panel when, pattern (pattern) can be used judge IC operation temperature whether
It is too high.Following is to make example explanation with one of which pattern, is not limited with the present embodiment.
(a more embodiment for liquid crystal display device)
Referring to Fig. 3 and Fig. 4, Fig. 3 is the schematic diagram of the liquid crystal display device according to another embodiment of the present invention.Figure
4 be the tabular drawing of the turntable driving pattern according to the present embodiment.Before being described below, must first it illustrate herein, it is following
Example is assumes that scanner driver 130 has two scanning sub-circuits 1311~1312, and display panel 140 divides into two displays
There are four scan line SL1~SL4 to be coupled to scanning sub-circuit 1311, display block by block B1~B2, wherein display block B1
There are B2 four scan line SL5~SL8 to be coupled to scanning sub-circuit 1312, wherein corresponding to scanning sub-circuit 1311 and 1312
Turntable driving pattern is identical, and in another embodiment, the turntable driving pattern corresponding to scanning sub-circuit 1311 and 1312 can
To differ, it is not limited with the present embodiment.There are display panel 140 six data line DL1~DL6 to be coupled to data driver
120.Symbol " 3F " in display panel 140 represents the bright spot of positive polarity or negative polarity, equivalent to high levle voltage.Display panel
Symbol " 0 " in 140 represents dim spot, equivalent to low level voltage.
In the table on fig. 4, to express the situations of all turntable driving patterns under using scan line as 4 (N=4), wherein
With oblique line portion to represent to show dim spot, no oblique line portion is expression bright spot.Numerical portion (such as 1-2-3-4 or 1-2-4-3)
The turntable driving order of scan line SL1~SL4 or SL5~SL8 transmission scanning drive signals is represented, such as 1-2-4-3 represents to sweep
The turntable driving order for retouching drive signal is scan line SL1->Scan line SL2->Scan line SL4->Scan line SL3.Moreover,
The switching times of height voltage corresponding to more understanding each turntable driving pattern as Fig. 4.Switching times are higher to be represented
The power consumption of data driver 120 is bigger, so the operation temperature of data driver 120 can be higher, in the present embodiment, scanning is driven
Dynamic model formula has 24 kinds, wherein the turntable driving pattern for having 8 kinds is with (the operation temperature phase with script of the switching times of 3 times
Together), the switching times of remaining 16 kinds of turntable driving pattern are below 3 times, that is, switching times (can reduce behaviour for 2 times or 1 time
Make temperature).So, if liquid crystal display device 300 will reduce the operation temperature of data driver 120, liquid crystal display device
300 need to use the turntable driving pattern that switching times are less than 3.
Here, taking the 2nd kind of turntable driving pattern of identical as an example explanation using scanning sub-circuit 1311 and 1312.
Time schedule controller 110 is received after original display data DATA, and time schedule controller 110 can transmit control signal CS1 and show with original
Show data DATA to data driver 120 and transmit control signal CS2 to scanner driver 130.Data driver 120 can root
Received original display data DATA is rearranged according to turntable driving pattern (1-2-4-3) and through line buffer 122.
Please with reference to Fig. 5, Fig. 5 is the schematic diagram that original display data is rearranged according to the data driver of the embodiment of the present invention.
As shown in figure 5, data driver 120 provides original display according to turntable driving pattern (1-2-4-3) and through line buffer 122
Expect that the 3rd row in DATA are exchanged with the 4th row, the 7th row and the 8th row, to produce new display data NDATA.Now, data is driven
Dynamic scanning sub-circuit of the device 120 according to turntable driving pattern (1-2-4-3) transmission order signal SES into scanner driver 130
1311~1312, with the turntable driving order for the scanning drive signal for adjusting scanning sub-circuit 1311~1312.Please with reference to
Fig. 6, Fig. 6 are the schematic diagram that turntable driving order is adjusted according to the data driver of the embodiment of the present invention.As shown in fig. 6, scanning
Sub-circuit 1311~1312 exchanges scan line SL3 and SL4, and scan line SL7 and SL8 are mutually brought into adjustment turntable driving order
To meet turntable driving pattern (1-2-4-3).In other words, the turntable driving of scanning sub-circuit 1311 is sequentially from scan line
SL1->Scan line SL2->Scan line SL3->Scan line SL4 is changed to scan line SL1->Scan line SL2->Scan line
SL4->Scan line SL3.The turntable driving of scanning sub-circuit 1312 is sequentially from scan line SL5->Scan line SL6->Scan line
SL7->Scan line SL8 is changed to scan line SL5->Scan line SL6->Scan line SL8->Scan line SL7.
Therefore, in the case where turntable driving pattern is 1-2-4-3, when scanning sub-circuit 1311 is passed through scan line SL1
Display block B1 of the scanning drive signal into display panel 140 first row is sent, data driver 120 can be by new display data
NDATA first row is sent to display block B1 first row through data line DL1~DL6.Then, when scanning sub-circuit 1311
Display block B1 of the scanning drive signal into display panel 140 secondary series, data driver are transmitted through scan line SL2
120 can be sent to new display data NDATA secondary series through data line DL1~DL6 display block B1 secondary series.Connect down
Come, when display block B1 of the scanning sub-circuit 1311 through scan line SL4 transmission scanning drive signals into display panel 140
New display data NDATA the 3rd row can be passed through data line DL1~DL6 and be sent to viewing area by the 4th row, data driver 120
Block B1 the 4th row.Finally, when scanning sub-circuit 1311 is through scan line SL3 transmission scanning drive signals to display panel 140
In display block B1 the 3rd row, data driver 120 can be by the 4th of new display data NDATA row through data line DL1
~DL6 is sent to display block B1 the 3rd row.
When viewing area of the scanning sub-circuit 1312 through scan line SL5 transmission scanning drive signals into display panel 140
New display data NDATA the 5th row can be sent to by block B2 first row, data driver 120 through data line DL1~DL6
Display block B2 first row.Then, when scanning sub-circuit 1312 is through scan line SL6 transmission scanning drive signals to display surface
New display data NDATA the 6th row can be passed through data by the secondary series of the display block B2 in plate 140, data driver 120
Line DL1~DL6 is sent to display block B2 secondary series.Next, when scanning sub-circuit 1312 is swept through scan line SL8 transmission
Display block B2 of the drive signal into display panel 140 the 4th row are retouched, data driver 120 can be by new display data
NDATA the 7th row are sent to display block B2 the 4th row through data line DL1~DL6.Finally, when scanning sub-circuit 1312
Display block B2 of the scanning drive signal into display panel 140 the 3rd row, data driver are transmitted through scan line SL7
120 can be sent to new display data NDATA the 8th row through data line DL1~DL6 display block B2 the 3rd row.
If it is noted that liquid crystal display device 300 use switching times for 1 turntable driving pattern (such as
Three kinds of 1-3-2-4), then this can more save power consumption than the turntable driving pattern that switching times are 2, more to reduce data driving
The operation temperature of device 120.Moreover, the scanning sub-circuit 1311 and 1312 of the present embodiment can use different turntable driving moulds
Formula, such as scanning sub-circuit 1311 are using the 6th kind of turntable driving pattern (1-4-2-3), and scanning sub-circuit 1312 uses the 17th
Turntable driving pattern (3-2-4-1) is planted, is not limited with the present embodiment.Moreover, above-mentioned working mechanism is not with by display surface
Plate 140 is divided into multiple display blocks and is limited, and the spirit of this disclosure is driving mould for data driver 120 according to one scan
Original display data DATA is rearranged into after new display data NDATA by formula, and scanner driver 130 can be according to received
Sequential signal SES come accordingly adjust scanning drive signal turntable driving order.
Accordingly, this disclosure can reduce data driving in the case where maintaining the display picture to be viewed and admired constant
The switching times of the height voltage of device 120 reduce data driver 120 to reduce the power consumption of data driver 120
Or the operation temperature of liquid crystal display device 300.
(embodiment of driving method)
Fig. 7 is refer to, Fig. 7 is the flow chart of the driving method according to the embodiment of the present invention.Method described in this example can be with
Performing, therefore please understood in the lump according to Fig. 1 to Fig. 3 with profit on liquid crystal display device shown in Fig. 1 to Fig. 3.In the present embodiment, use
Comprised the following steps with the driving method for improving data driver operation temperature.Receive original display data (step S710).Root
According at least one scan drive pattern, original display data is rearranged for new display data (step S720).Believed according to order
Number adjustment corresponding to turntable driving pattern turntable driving order (step S730).New display data is sent to through data line
Display panel (step S740).Wherein, the turntable driving order corresponded to before adjustment that puts in order of original display data, new aobvious
Show putting in order corresponding to the turntable driving order after being adjusted according to turntable driving pattern for data.
Correlative detail on each step of the driving method of liquid crystal display device is detailed in above-mentioned Fig. 1~Fig. 6 embodiments
Describe in detail it is bright, herein pardon do not repeat.Herein it should be noted that, each steps of Fig. 7 embodiments only for convenience of description the need for, the present invention
Order of the embodiment not using each step to each other is used as the restrictive condition for implementing each embodiment of the invention.
(possibility effect of embodiment)
In summary, the embodiment of the present invention is provided liquid crystal display device and its driving method, can maintain to use
In the case that the display picture to be viewed and admired of person is constant, the switching times of the height voltage of data driver are reduced, to save
The power consumption of data driver is saved, and then the operation temperature of data driver can be reduced.
Embodiments of the invention are the foregoing is only, it is simultaneously not used to limitation the scope of the claims of the invention.
Claims (4)
1. a kind of liquid crystal display device, it is characterised in that including：
One display panel；
Time schedule controller, receives an original display data；
One data driver, couples the time schedule controller, and the data driver receives the original display data and according at least one
The original display data is rearranged for a new display data by line buffer for its inside of turntable driving pattern and transmission,
And the new display data is sent to the display panel through data line；And
Scan driver, couples the time schedule controller, and the scanner driver receives the order that the data driver is transmitted
Signal, and the turntable driving order corresponding to the turntable driving pattern is adjusted according to the sequential signal,
Wherein the original display data put in order corresponding to adjustment before turntable driving order, the arrangement of the new display data
The turntable driving order that order corresponds to after being adjusted according to the turntable driving pattern,
The scanner driver includes M scanning sub-circuit, and the display panel divides into M display block, each scanning
Circuit is according to the sequential signal and passes through N bar scan lines, transmits N number of scanning drive signal to the corresponding display block, wherein
M, N are positive integer, and each of which scanning sub-circuit uses different turntable driving patterns, to reduce in the original display data
Switching times on height voltage.
2. liquid crystal display device as claimed in claim 1, it is characterised in that in the data driver according to the turntable driving mould
Formula is rearranged while the original display data, and the data driver transmits the sequential signal according to the turntable driving pattern
To the scanner driver with adjust turntable driving order.
3. a kind of driving method, it is characterised in that the driving method includes：
Receive an original display data；
According at least one scan drive pattern, the original display data is rearranged for a new display data；
Turntable driving order corresponding to the turntable driving pattern is adjusted according to a control signal；And
The new display data is sent to a display panel through multiple data lines；
Wherein the original display data put in order corresponding to adjustment before turntable driving order, the arrangement of the new display data
The turntable driving order that order corresponds to after being adjusted according to the turntable driving pattern,
Wherein the driving method is used for liquid crystal display device as claimed in claim 1,
The scanner driver includes M scanning sub-circuit, and the display panel divides into M display block, each scanning
Circuit is according to the control signal and passes through N bar scan lines, transmits N number of scanning drive signal to the corresponding display block, wherein
M, N are positive integer, and each of which scanning sub-circuit uses different turntable driving patterns, to reduce in the original display data
Switching times on height voltage.
4. driving method as claimed in claim 3, it is characterised in that original to rearrange this according to the turntable driving pattern
While display data, time schedule controller transmission corresponding to the turntable driving pattern the sequential signal to the scanner driver
To adjust turntable driving order.
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| KR20180066327A (en) * | 2016-12-07 | 2018-06-19 | 삼성디스플레이 주식회사 | Display device and driving method thereof |
| CN108806580A (en) | 2018-06-19 | 2018-11-13 | 京东方科技集团股份有限公司 | Gate driver control circuit and its method, display device |
| WO2021087721A1 (en) | 2019-11-05 | 2021-05-14 | 京东方科技集团股份有限公司 | Driving method and driving apparatus for display panel, and display device |
| CN110969980A (en) * | 2019-12-27 | 2020-04-07 | Tcl华星光电技术有限公司 | Display device and driving method thereof |
| CN116052574B (en) | 2023-01-28 | 2023-06-30 | 惠科股份有限公司 | Display driving structure, display driving method and display device |
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| CN101055708A (en) * | 2007-05-09 | 2007-10-17 | 友达光电股份有限公司 | Driving method |
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| CN104933997A (en) | 2015-09-23 |
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