CN101123072A - Display device and its control method - Google Patents
Display device and its control method Download PDFInfo
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- CN101123072A CN101123072A CNA2006101042473A CN200610104247A CN101123072A CN 101123072 A CN101123072 A CN 101123072A CN A2006101042473 A CNA2006101042473 A CN A2006101042473A CN 200610104247 A CN200610104247 A CN 200610104247A CN 101123072 A CN101123072 A CN 101123072A
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Abstract
The invention relates to a display device and the control method, and comprises a first scanning line group, a first data line group, a second scanning line group, a second data line group and a driving unit. The first scanning line group comprises an even number of first scanning lines; The first data line group comprises an even number of first data lines, which are separately electrically connected with the first scanning lines; the second scanning line group comprises an even number of second scanning lines; the second data line group comprises an even number of second data lines, which are separately power connected with the second scanning lines; and the driving unit is separately power connected with the first scanning line group, the first data line group, the second scanning line group and the second data line group, and is used for driving the groups. The purpose of the invention is lengthening scanning period of each scanning line of the display device, which makes the invention more practical.
Description
Technical field
The present invention relates to a kind of display device and control method thereof, particularly relate to and a kind ofly can effectively be used in large-sized display device and control method (DISPLAY APPARATUS AND CONTROLMETHOD THEREOF) thereof.
Background technology
Along with the progress of display technique, flat display apparatus (Flat-plane Display) has little by little replaced traditional cathode-ray tube display, and (Cathode Ray Tube CRT), and becomes main flow on the market.
Recently along with the generally utilization of flat display apparatus and the improvement of technology, it is big that the size of its display panel also becomes thereupon.And along with the size increase gradually of display panel, people also increase for the requirement of resolution thereupon.
At present, the resolution of display device is by early stage XGA (Extended Graphics Array) (Extended GraphicsArray, XGA) specification develops to wide cut XGA (Extended Graphics Array) (Wide Extended Graphics Array, WXGA) specification, develop again to high image quality TV (High Definition Television, HDTV) specification.Wherein, the resolution of XGA specification is to be 1024*768; The resolution of WXGA specification is to be 1366*768; The resolution of HDTV specification more can be up to 1920*1080.Wherein 768 and 1080 in three kinds of resolution specifications is the quantity of representing sweep trace in the display panel (Scan line) respectively.
See also shown in Figure 1, with the HDTV specification, resolution is that the display panels of 1920*1080 is an example, it is to have 1080 sweep trace SL01 and 1920 data line DL01, and via one scan line driver element 11 and a data line driver element 12 difference driven sweep line SL01 and data line DL01, so that display panel can show image picture frame (Frame).Wherein, scanning line driving unit 11 is to export a pulse signal in regular turn to drive each sweep trace SL01 respectively, and coordination information line driver element 12 exports the image frame data to each data line DL01 respectively, be the anglec of rotation of may command liquid crystal thus, arrange in pairs or groups the again effect of module backlight, can be on display panel the show image picture frame.Because display panel generally is the speed show image picture frame with frequency 60Hz, meaning promptly, the demonstration time of each image frame is to be 16.67ms, and in 16.67ms, scanning line driving unit 11 must drive each sweep trace SL01 in regular turn, change speech, each sweep trace SL01 is activated assigned sweep time is to be ms.
Again with 56 o'clock liquid crystal indicator, and its resolution be for 3840*2160 be example, each sweep trace assigned sweep time is to be ms, change speech, when resolution is high more, then each sweep trace is short more assigned sweep time, thus, when the high more then scanning line driving unit of resolution will need to be responsible for driving speed faster, and increase its load with and the difficult design degree, even may cause the liquid crystal indicator misoperation.
This shows that the resolution of above-mentioned existing display device obviously still has inconvenience and defective, and demands urgently further being improved in structure and use.In order to solve the problem of above-mentioned existence, relevant manufacturer there's no one who doesn't or isn't seeks solution painstakingly, but do not see always that for a long time suitable design finished by development, and common product does not have appropriate structure to address the above problem, this obviously is the problem that the anxious desire of relevant dealer solves.So the display device and the control method thereof of how to found a kind of new structure, just becoming the current industry utmost point needs improved target.
Because the defective that the resolution of above-mentioned existing display device exists, the inventor is based on being engaged in this type of product design manufacturing abundant for many years practical experience and professional knowledge, and the utilization of cooperation scientific principle, actively studied innovation, in the hope of the display device and the control method thereof of founding a kind of new structure, can improve the resolution of general existing display device, make it have more practicality.Through constantly research, design, and, create the present invention who has practical value finally through after studying sample and improvement repeatedly.
Summary of the invention
Fundamental purpose of the present invention is, overcome the defective of the resolution existence of existing display device, and a kind of display device and control method thereof of new structure are provided, technical matters to be solved is that extended the sweep time of each sweep trace of display device, is suitable for practicality more.
The object of the invention to solve the technical problems realizes by the following technical solutions.According to a kind of display device that the present invention proposes, it comprises: one first sweep trace group is to have a plurality of first sweep traces; One first data line group is to have a plurality of first data lines, and it is to electrically connect with these first sweep traces respectively; One second sweep trace group is to have a plurality of second sweep traces; One second data line group is to have a plurality of second data lines, and it is to electrically connect with these second sweep traces respectively; And a driver element, be to electrically connect with this first sweep trace group, this second sweep trace group, this first data line group and this second data line group respectively, and driven.
The object of the invention to solve the technical problems also can be applied to the following technical measures to achieve further.
Aforesaid display device, wherein said first sweep trace and these first data lines or these second sweep traces and these second data lines are to electrically connect via a membrane transistor, an organic light emitting diode, a polymer light-emitting diode, a passive type liquid crystal display cells, a plasma luminescence element, a thick-film electroluminescent element, a film electroluminescence element or a field emission light-emitting element respectively.
Aforesaid display device, at least one first sweep trace of the wherein said first sweep trace group are that at least one second sweep trace with this second sweep trace group electrically connects.
Aforesaid display device, wherein said driver element has at least one scanning line driving loop and at least one data line drives the loop, this scanning line driving loop is to electrically connect with this first sweep trace group and this second sweep trace group, and it is to electrically connect with this first data line group and this second data line group that this data line drives the loop.
Aforesaid display device, wherein said scanning line driving loop are to comprise at least one gate drive wafer, or this data line driving loop is to comprise at least one source drive wafer.
Aforesaid display device, wherein said driver element more comprise another scanning line driving loop, and it is and this scanning line driving loop subtend setting, and electrically connect with this first sweep trace group and this second sweep trace group.
Aforesaid display device and control method thereof, it is characterized in that wherein said driver element more comprises another scanning line driving loop, it is to be set up in parallel with this scanning line driving loop, this scanning line driving loop is to electrically connect with this first sweep trace group, and this another scanning line driving loop is to electrically connect with this second sweep trace group.
Aforesaid display device, wherein said driver element more comprise another data line and drive the loop, and it is to drive loop subtend setting with this data line, and electrically connects with this first data line group and/or this second data line group.
Aforesaid display device, wherein said driver element more comprise another data line and drive the loop, and it is to drive the loop with this data line to be set up in parallel, and electrically connects with this first data line group of part and this second data line group of part.
The object of the invention to solve the technical problems also realizes by the following technical solutions.A kind of method for controlling display device according to the present invention's proposition, wherein this display device has one first sweep trace group, one first data line group, one second sweep trace group and one second data line group, this first sweep trace group has a plurality of first sweep traces, this first data line group has a plurality of first data lines that electrically connects with these first sweep traces respectively, this second sweep trace group has a plurality of second sweep traces, and this second data line group has a plurality of second data lines that electrically connects with these second sweep traces respectively, this control method comprises: open one first sweep trace at least wherein of this first sweep trace group, and one second sweep trace at least wherein of this second sweep trace group; And the one first picture element data that transmits reaches the one second picture element data of transmission to this second sweep trace of having opened to this first sweep trace of having opened.
The object of the invention to solve the technical problems also can be applied to the following technical measures to achieve further.
Aforesaid method for controlling display device is the sweep time smaller or equal to an image frame sweep time of the sweep time of the wherein said first sweep trace group or this second sweep trace group.
Aforesaid method for controlling display device, be smaller or equal to T the sweep time of wherein said each first sweep trace
F/ A
1, or the sweep time of each second sweep trace be smaller or equal to T
F/ A
2, A wherein
1Be sum for these first sweep traces, A
2Be sum for these second sweep traces, T
FBe to be the image frame time.
The present invention compared with prior art has tangible advantage and beneficial effect.By above technical scheme as can be known, major technique of the present invention thes contents are as follows:
For reaching above-mentioned purpose, a kind of display device of the present invention is to comprise one first sweep trace group, one first data line group, one second sweep trace group, one second data line group and a driver element.The first sweep trace group has a plurality of first sweep traces; The first data line group has a plurality of first data lines, and it is to electrically connect with these first sweep traces respectively; The second sweep trace group has a plurality of second sweep traces; The second data line group has a plurality of second data lines, and it is to electrically connect with these second sweep traces respectively; And driver element is to electrically connect with the first sweep trace group, the first data line group, the second sweep trace group and the second data line group respectively, and driven.
In addition, for reaching above-mentioned purpose a kind of method for controlling display device of the present invention, wherein, display device is to have one first sweep trace group, one first data line group, one second sweep trace group and one second data line group.Wherein the first sweep trace group has a plurality of first sweep traces, and the first data line group has a plurality of first data lines, and the second sweep trace group has a plurality of second sweep traces, and the second data line group has a plurality of second data lines.These first data lines are to electrically connect with these first sweep traces respectively, these second data lines are to electrically connect with these second sweep traces respectively, and control method is may further comprise the steps: at first, be one first sweep trace at least wherein of opening the first sweep trace group, and one second sweep trace at least wherein of the second sweep trace group; And the one first picture element data that transmits reaches the one second picture element data of transmission to second sweep trace of having opened to first sweep trace of having opened.
By technique scheme, display device of the present invention and control method thereof have following advantage at least:
1, a kind of display device of the present invention, be that the sweep trace and the data line of display device are divided into first group and second group respectively, and by sweep trace that drives first group respectively and data line, and the sweep trace of second group and data line show a complete image frame.Therefore, in the flat display apparatus of large-size, the situation that sweep time can not occur misoperation that each sweep trace is assigned because of lacking very much.
2, a kind of method for controlling display device of the present invention, be that the sweep trace and the data line of display device are divided into first group and second group respectively, and driven respectively, so that it shows an image frame, therefore look frame in the time identical, be the sweep time greater than sweep trace distributed in the known techniques sweep time that each sweep trace distributed.
In sum, the display device of novelty of the present invention and control method thereof, technical matters to be solved are that extended the sweep time of each sweep trace of display device, are suitable for practicality more.The present invention has above-mentioned plurality of advantages and practical value, no matter it all has bigger improvement on product, method or function, be a significant progress in technology, and produced handy and practical effect, and the resolution of more existing display device has the effect of enhancement, thereby being suitable for practicality more, and having the extensive value of industry, really is a new and innovative, progressive, practical new design.
Above-mentioned explanation only is the general introduction of technical solution of the present invention, for can clearer understanding technological means of the present invention, and can be implemented according to the content of instructions, and for above-mentioned and other purposes, feature and advantage of the present invention can be become apparent, below especially exemplified by preferred embodiment, and conjunction with figs., be described in detail as follows.
Description of drawings
Fig. 1 is for having a synoptic diagram of a known display panel now;
Fig. 2 is a synoptic diagram of a display device of preferred embodiment of the present invention, and it is driver element, the first sweep trace group, the second sweep trace group, the first data line group and the second data line group that shows display device;
Fig. 3 A to Fig. 3 C has the synoptic diagram in two scanning line driving loops and two data lines driving loop for the driver element of a display device of preferred embodiment of the present invention;
Fig. 4 is a process flow diagram of the method for controlling display device of preferred embodiment of the present invention; And
Fig. 5 A and Fig. 5 B are the method for controlling display device of preferred embodiment of the present invention, the wherein sequential chart of scanning line driving drive circuit sweep trace.
11: scanning line driving unit 12: the data line driver element
DL01: data line SL01: sweep trace
22: the second sweep trace groups of 21: the first sweep trace groups
24: the second data line groups of 23: the first data line groups
25: driver element 251,251 ': the scanning line driving loop
252,252 ': data line drives the loop
26: membrane transistor C1: capacitor
DD1: source drive wafer DL11: first data line
DL12: the second data line GD1: gate drive wafer
SL11: the first sweep trace SL12: second sweep trace
Embodiment
Reach technological means and the effect that predetermined goal of the invention is taked for further setting forth the present invention, below in conjunction with accompanying drawing and preferred embodiment, to display device and its embodiment of control method, structure, feature and the effect thereof that foundation the present invention proposes, describe in detail as after.
See also shown in Figure 2ly, the display device of preferred embodiment of the present invention is to comprise one first sweep trace group 21, one second sweep trace group 22, one first data line group 23, one second data line group 24 and a driver element 25.Wherein, display device is to can be a for example flat display apparatus of liquid crystal indicator, plasma display system, or for example be that a numerical digit light source is handled (Digital LightProcessing, DLP) projection arrangement, monocrystalline silicon liquid crystal (Liquid Crystal on Silicon, LCoS) projection arrangement.
In the present embodiment, be to be example with the liquid crystal indicator, and general liquid crystal indicator is to have a display panel and a module backlight, the light source that produces by module backlight is via the effect of display panel, so that display device can show image, wherein the first sweep trace group 21, the second sweep trace group 22, the first data line group 23, the second data line group 24 and driver element 25 promptly are to be arranged at display panel.
The first sweep trace group 21 has a plurality of first sweep traces SL11; The second sweep trace group 22 has a plurality of second sweep traces SL12; The first data line group 23 has a plurality of first data lines DL11; The second data line group 24 has a plurality of second data lines DL12.Wherein, these first data lines DL11 electrically connects with these first sweep traces SL11 respectively, and these second data lines DL12 electrically connects with these second sweep traces SL12 respectively.
The person of noting, difference according to display device 2 kinds, these first sweep trace SL11 and these first data lines DL11, and be to produce electric connection respectively via different elements between these second sweep traces SL12 and these second data lines DL12, for example be can be via a membrane transistor (Thin-Film Transistor, TFT) 26, one organic light emitting diode (Organic LightEmitting Diode, OLED), one polymer light-emitting diode (Polymer Light EmittingDiode, PLED), one passive type liquid crystal display (Passive Liquid Crystal Display) element, one plasma luminescence (Plasma Display) element, one thick-film electroluminescent (ThickDielectric EL, TDEL) element, one thin-film electroluminescence (TFEL) (Thin Film EL, TFEL) element or emission (FED) light-emitting component and produce electric connection.In the present embodiment, be to be the example explanation with membrane transistor formula liquid crystal indicator.
In addition, because present embodiment is to be example with membrane transistor formula liquid crystal indicator, therefore, scanning line driving loop 251 is to comprise at least one gate drive wafer GD1, it is the gate (Gate) of output timing signal to membrane transistor 26, with the open and close action of control membrane transistor 26; And data line driving loop 252 is to comprise at least one source drive wafer DD1, and it is the source electrode (Drain) of output document signal to membrane transistor 26, and stores data signal to control the angle that liquid crystal rotates by a liquid crystal capacitor C1.Generally speaking, document signal is the effective value (VRMS) for a voltage signal.
See also shown in Fig. 3 A, driver element 25 comprises that more another scanning line driving loop 251 ' and another data line drive loop 252 ', and it is to drive loop 252 with scanning line driving loop 251 and data line respectively to be set up in parallel.In the present embodiment, scanning line driving loop 251 is to electrically connect with the first sweep trace group 21, and scanning line driving loop 251 ' is to electrically connect with the second sweep trace group 22; It is to electrically connect with first data line group 23 of part and the second data line group 24 of part respectively that data line drives loop 251,251 '.
Please consult shown in Fig. 3 B again, scanning line driving loop 251 ' be can with the 251 subtend settings of scanning line driving loop, and electrically connect with the first sweep trace group 21 and the second sweep trace group 22 respectively, and data line driving loop 252 ' is to drive loop 252 subtend settings with data line, and electrically connects with the first data line group 23 and the second data line group 24 respectively.In addition, also can be shown in Fig. 3 C, it is to electrically connect with the first data line group 23 that data line drives loop 252, and data line driving loop 252 ' is to electrically connect with the second data line group.
Below, will go on to say the method for controlling display device of preferred embodiment of the present invention according to the structure of above-mentioned Fig. 2.See also shown in Figure 4ly, the method for controlling display device of preferred embodiment of the present invention is to comprise step S1 and step S2.
Step S1 is the one first sweep trace SL11 at least wherein that opens the first sweep trace group 21, and the one second sweep trace SL12 at least wherein that opens the second sweep trace group 22.Shown in Fig. 5 A, scanning line driving loop 251 is to export the one first sweep trace SL11 wherein of pulse signal to the first a sweep trace group 21 and the one second sweep trace SL12 wherein of the second sweep trace group 22 respectively at a very first time T1, to open the membrane transistor that electrically connects respectively thereon.What deserves to be mentioned is, shown in Fig. 5 B, at least one first sweep trace SL11 of the first sweep trace group 21 is that at least one second sweep trace SL12 with the second sweep trace group 22 electrically connects, thus, scanning line driving loop 251 only needs to export set of pulses signal and can drive the first sweep trace SL11 and the second sweep trace SL12 simultaneously.
Step S2 drives loop 252 by data line to transmit one first picture element data to the first sweep trace SL11 that has opened, and the one second picture element data that transmits is to the second sweep trace SL12 that has opened, document signal can be transferred to liquid crystal capacitor C1 so that be in the membrane transistor 26 of opening, and be stored.In the present embodiment, the first picture element data and the second picture element data are the part picture element data for same image frame.
The membrane transistor formula liquid crystal indicator that with the resolution is 3840*2160 is an example, and it is to have 3840 first data line DL11,3840 the second data line DL12,1080 first sweep trace SL11 and 1080 second sweep trace SL12.If with each image frame time is that 16.67ms (promptly with frequency 60Hz show image picture frame) calculates, then each first sweep trace SL11 and each assigned time of the second sweep trace SL12 are to be 16.67/1080ms.Compare with existing known techniques, though sweep trace is the twice for the 1920*1080 resolution, the assigned time of its each sweep trace does not shorten, and therefore can not increase the load in scanning line driving loop 251.
Be summarized as follows, are the sweep times smaller or equal to each image frame the sweep times of the first sweep trace group 21 and the second sweep trace group 22, and then be smaller or equal to T the sweep time that can obtain each first sweep trace SL11 of the first sweep trace group 21
F/ A
1, A wherein
1Be sum for these first sweep traces, T
FBe to be the image frame time; Be smaller or equal to T the sweep time of each second sweep trace SL12 of the second sweep trace group 22
F/ A
2, A wherein
2It is sum for these second sweep traces.Change speech, be greater than T the sweep time of each first sweep trace SL11 and each second sweep trace SL12
F/ (A
1+ A
2) (each sweep trace utilize known techniques assigned sweep time).
Hence one can see that, be can be smaller or equal to each image frame time (for example the image frame time that shows with frequency 60Hz is to be 16.67ms) sweep time of the first sweep trace group 21 and the second sweep trace group 22, in other words, in time, each sweep trace can be assigned to long sweep time at identical image frame.
In the foregoing description, all be to be example so that sweep trace and data line are divided into two groups, certainly according to the display device of different size or the design of resolution, it also can divide into three or more groups with realistic design requirement.
In sum, according to a kind of display device of the present invention and control method thereof, be that the sweep trace and the data line of display device are divided into first group and second group respectively, and by sweep trace that drives first group respectively and data line, and the sweep trace of second group and data line show a complete image frame.Therefore, in the flat display apparatus of large-size, be greater than the sweep time that sweep trace distributed in the known techniques sweep time that each sweep trace distributed, and the assigned situation that can not occur misoperation sweep time because of lacking very much of each sweep trace.
The above, it only is preferred embodiment of the present invention, be not that the present invention is done any pro forma restriction, though the present invention discloses as above with preferred embodiment, yet be not in order to limit the present invention, any those skilled in the art, in not breaking away from the technical solution of the present invention scope, when the technology contents that can utilize above-mentioned announcement is made a little change or is modified to the equivalent embodiment of equivalent variations, in every case be the content that does not break away from technical solution of the present invention, according to technical spirit of the present invention to any simple modification that above embodiment did, equivalent variations and modification all still belong in the scope of technical solution of the present invention.
Claims (12)
1. display device is characterized in that it comprises:
One first sweep trace group is to have a plurality of first sweep traces;
One first data line group is to have a plurality of first data lines, and it is to electrically connect with these first sweep traces respectively;
One second sweep trace group is to have a plurality of second sweep traces;
One second data line group is to have a plurality of second data lines, and it is to electrically connect with these second sweep traces respectively; And
One driver element is to electrically connect with this first sweep trace group, this second sweep trace group, this first data line group and this second data line group respectively, and driven.
2. display device according to claim 1, it is characterized in that wherein said first sweep trace and these first data lines or these second sweep traces and these second data lines, is to electrically connect via a membrane transistor, an organic light emitting diode, a polymer light-emitting diode, a passive type liquid crystal display cells, a plasma luminescence element, a thick-film electroluminescent element, a film electroluminescence element or a field emission light-emitting element respectively.
3. display device according to claim 1, at least one first sweep trace that it is characterized in that the wherein said first sweep trace group are that at least one second sweep trace with this second sweep trace group electrically connects.
4. display device according to claim 1, it is characterized in that wherein said driver element has at least one scanning line driving loop and at least one data line drives the loop, this scanning line driving loop is to electrically connect with this first sweep trace group and this second sweep trace group, and it is to electrically connect with this first data line group and this second data line group that this data line drives the loop.
5. display device according to claim 4 is characterized in that wherein said scanning line driving loop is to comprise at least one gate drive wafer, or this data line driving loop is to comprise at least one source drive wafer.
6. display device according to claim 4, it is characterized in that wherein said driver element more comprises another scanning line driving loop, it is and this scanning line driving loop subtend setting, and electrically connects with this first sweep trace group and this second sweep trace group.
7. display device according to claim 4, it is characterized in that wherein said driver element more comprises another scanning line driving loop, it is to be set up in parallel with this scanning line driving loop, this scanning line driving loop is to electrically connect with this first sweep trace group, and this another scanning line driving loop is to electrically connect with this second sweep trace group.
8. display device according to claim 4, it is characterized in that wherein said driver element more comprises another data line and drives the loop, it is to drive loop subtend setting with this data line, and electrically connects with this first data line group and/or this second data line group.
9. display device according to claim 4, it is characterized in that wherein said driver element more comprises another data line and drives the loop, it is to drive the loop with this data line to be set up in parallel, and electrically connects with this first data line group of part and this second data line group of part.
10. method for controlling display device, wherein this display device has one first sweep trace group, one first data line group, one second sweep trace group and one second data line group, this first sweep trace group has a plurality of first sweep traces, this first data line group has a plurality of first data lines that electrically connects with these first sweep traces respectively, this second sweep trace group has a plurality of second sweep traces, and this second data line group has a plurality of second data lines that electrically connects with these second sweep traces respectively, and this control method comprises:
Open one first sweep trace at least wherein of this first sweep trace group, and one second sweep trace at least wherein of this second sweep trace group; And
The one first picture element data that transmits is to this first sweep trace of having opened, and the one second picture element data of transmission is to this second sweep trace of having opened.
11. method for controlling display device according to claim 10 is characterized in that the sweep time of the wherein said first sweep trace group or the sweep time of this second sweep trace group, is the sweep time smaller or equal to an image frame.
12. method for controlling display device according to claim 10 is characterized in that be smaller or equal to T the sweep time of wherein said each first sweep trace
F/ A
1, or the sweep time of each second sweep trace be smaller or equal to T
F/ A
2, A wherein
1Be sum for these first sweep traces, A
2Be sum for these second sweep traces, T
FBe to be the image frame time.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2006101042473A CN101123072A (en) | 2006-08-07 | 2006-08-07 | Display device and its control method |
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|---|---|---|---|
| CNA2006101042473A CN101123072A (en) | 2006-08-07 | 2006-08-07 | Display device and its control method |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106991951A (en) * | 2017-03-23 | 2017-07-28 | 深圳市华星光电技术有限公司 | Display and its driving method |
| CN109509437A (en) * | 2018-12-26 | 2019-03-22 | 厦门天马微电子有限公司 | The scanning drive method of backlight module and backlight module, display device |
-
2006
- 2006-08-07 CN CNA2006101042473A patent/CN101123072A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106991951A (en) * | 2017-03-23 | 2017-07-28 | 深圳市华星光电技术有限公司 | Display and its driving method |
| CN109509437A (en) * | 2018-12-26 | 2019-03-22 | 厦门天马微电子有限公司 | The scanning drive method of backlight module and backlight module, display device |
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