CN104575426B - Driving method, drive system, display panel and display device - Google Patents
Driving method, drive system, display panel and display device Download PDFInfo
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- CN104575426B CN104575426B CN201510018735.1A CN201510018735A CN104575426B CN 104575426 B CN104575426 B CN 104575426B CN 201510018735 A CN201510018735 A CN 201510018735A CN 104575426 B CN104575426 B CN 104575426B
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- 230000009286 beneficial effect Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
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- 208000032765 Device extrusion Diseases 0.000 description 2
- 238000005286 illumination Methods 0.000 description 2
- 239000004973 liquid crystal related substance Substances 0.000 description 2
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Abstract
The present invention provides a kind of driving method, drive system, display panel and display device.The driving method includes：The luminance delta at detection display panel compressive deformation position；According to the luminance delta at display panel compressive deformation position, the display brightness to display panel compressive deformation position is adjusted, so that the actual displayed brightness uniformity of display panel.The driving method can be such that the actual displayed brightness of display panel is no longer influenceed by compressive deformation position, and the actual displayed brightness of display panel is become more uniform, so that display panel also ensures that its display brightness is homogeneous in the case of extrusion, and then ensure that the picture quality after display panel compressive deformation.
Description
Technical field
The present invention relates to display technology field, in particular it relates to a kind of driving method, drive system, display panel and aobvious
Showing device.
Background technology
Liquid crystal display product (LCD：Liquid Crystal Display) because of the spy such as its small volume, low in energy consumption, radiationless
Point has turned into the main product in current panel display apparatus.With the development of lcd technology, the size of display screen is more next
Bigger, image quality requires also more and more higher.
When LCDs is squeezed, locally deforms, the brightness of deformation position would generally change (as become
It is bright or dimmed), influenceed by the brightness change of display screen deformation position, it is easy to cause display brightness of the display screen in display not
Uniformly, so as to influence picture quality.
The content of the invention
The present invention is for above-mentioned technical problem present in prior art, there is provided a kind of driving method, drive system, display
Panel and display device.The driving method can be such that the actual displayed brightness of display panel is no longer influenceed by compressive deformation position,
And the actual displayed brightness of display panel is become more uniform, so that display panel can also in the case of extrusion
Ensure that its display brightness is homogeneous, and then ensure that the picture quality after display panel compressive deformation.
The present invention provides a kind of driving method, including：The luminance delta at detection display panel compressive deformation position；According to
The luminance delta at the display panel compressive deformation position, to the display brightness at the display panel compressive deformation position
It is adjusted, so that the actual displayed brightness uniformity of the display panel.
Preferably, the driving method is specifically included：
The pressure that the display panel compressive deformation position is subject to is detected, and is voltage signal by the pressure conversion；
The luminance delta at the display panel compressive deformation position is calculated according to the voltage signal；
The display brightness at the display panel compressive deformation position is adjusted according to the luminance delta；
The display panel compressive deformation position is driven to show according to the display brightness after adjustment.
Preferably, it is described the display brightness at the display panel compressive deformation position is carried out according to the luminance delta
Adjustment；Drive the display panel compressive deformation position to show according to the display brightness after adjustment to specifically include：
The data-signal for driving the display panel compressive deformation position to show is mended according to the luminance delta
Repay；Data-signal after compensation is exported to the display panel compressive deformation position and is shown.
The present invention also provides a kind of drive system, including detection unit and adjustment unit, and the detection unit is used to detect
The luminance delta at display panel compressive deformation position；The adjustment unit is used for according to the display panel compressive deformation position
The luminance delta, the display brightness to the display panel compressive deformation position is adjusted.
Preferably, the detection unit includes detection module and modular converter, and the detection module is used to detect described aobvious
Show the pressure that panel compressive deformation position is subject to；The modular converter be used for by the pressure conversion be voltage signal and export to
The adjustment unit.
Preferably, also including driver element, the adjustment unit includes time-sequence control module, and the time-sequence control module is used
The brightness for calculating the display panel compressive deformation position in the voltage signal exported according to the modular converter becomes
Change amount, and the display brightness at the display panel compressive deformation position is adjusted according to the luminance delta, it is additionally operable to
Display brightness after adjustment is exported to the driver element；
The driver element is used to drive the display panel compressive deformation position according to the display brightness after the adjustment
Display.
Preferably, the time-sequence control module includes calculating sub module, compensation submodule and data-signal output sub-module,
The data-signal output sub-module is used for outputting data signals；The calculating sub module is used to receive the modular converter output
The voltage signal and the luminance delta at the display panel compressive deformation position is calculated according to the voltage signal；
The compensation submodule is used to enter the data-signal that the data-signal output sub-module is exported according to the luminance delta
Row compensation；
The driver element includes data-driven module, the data letter that the data-driven module is used to receive after compensation
Number, and the data-signal after the compensation is exported to the display panel compressive deformation position shown.
Preferably, the detection unit is arranged on the region that the viewing area of the display panel and non-display area are bordered on, institute
State detection module and use pressure sensor.
Preferably, the time-sequence control module uses time schedule controller, and the data-driven module uses data-driven core
Piece.
The present invention also provides a kind of display panel, including above-mentioned drive system.
The present invention also provides a kind of display device, including above-mentioned display panel.
Beneficial effects of the present invention：Driving method provided by the present invention, by display panel compressive deformation position
Luminance delta is detected, and the display brightness at display panel compressive deformation position is adjusted according to the luminance delta
Whole, can make the actual displayed brightness of display panel is no longer influenceed by compressive deformation position, and makes the actual displayed of display panel
Brightness becomes more uniform, so that display panel also ensures that its display brightness is homogeneous in the case of extrusion, enters
And ensure that the picture quality after display panel compressive deformation.
Drive system provided by the present invention, by setting detection unit and adjustment unit, can make the drive system to aobvious
Showing the luminance delta at panel compressive deformation position carries out accurate detection, and the display according to the luminance delta to display panel
Brightness is adjusted, so that display panel also ensures that its actual display brightness is homogeneous in the case of extrusion, enters
And ensure that the picture quality after display panel compressive deformation.
Display panel provided by the present invention, by using above-mentioned drive system, can be squeezed change in the display panel
In the case of shape, it is ensured that the homogeneity of its actual display brightness, while also ensuring its picture quality.It is provided by the present invention aobvious
Showing device, by using above-mentioned display panel, it can be ensured that actual displayed brightness is homogeneous during the display device extrusion
Property, while also ensuring its picture quality.
Brief description of the drawings
Fig. 1 is the flow chart of driving method in the embodiment of the present invention 1；
Fig. 2 is the particular flow sheet of driving method in Fig. 1；
Fig. 3 is the theory diagram of drive system in the embodiment of the present invention 2；
Fig. 4 is the circuit theory diagrams of detection unit in Fig. 3.
Description of reference numerals therein：
1. detection unit；11. detection modules；12. modular converters；2. adjustment unit；21. time-sequence control modules；211. meters
Operator module；212. compensation submodules；213. data-signal output sub-modules；3. driver element；31. data-driven modules.
Specific embodiment
To make those skilled in the art more fully understand technical scheme, below in conjunction with the accompanying drawings and specific implementation
Mode is described in further detail to a kind of driving method provided by the present invention, drive system, display panel and display device.
Embodiment 1：
The present embodiment provides a kind of driving method, as shown in figure 1, including：Step S1：Detection display panel compressive deformation portion
The luminance delta of position.Step S2：According to the luminance delta at display panel compressive deformation position, to display panel compressive deformation
The display brightness at position is adjusted, so that the actual displayed brightness uniformity of display panel.
The driving method detected by the luminance delta to display panel compressive deformation position, and according to the brightness
Variable quantity is adjusted to the display brightness at display panel compressive deformation position, can make the actual displayed brightness of display panel no longer
Influenceed by compressive deformation position, and the actual displayed brightness of display panel is become more uniform, so that display panel exists
Also ensure that its display brightness is homogeneous in the case of extrusion, and then ensure that the picture product after display panel compressive deformation
Matter.
Driving method in the present embodiment is specifically included：As shown in Fig. 2
Step S101：The pressure that detection display panel compressive deformation position is subject to, and be voltage signal by pressure conversion.
Step S102：The luminance delta at display panel compressive deformation position is calculated according to voltage signal.
In this step, according to the corresponding conversion relation of voltage signal (such as size of voltage signal) with luminance delta
(such as certain functional relation), can calculate the luminance delta at display panel compressive deformation position.
Step S103：The display brightness at display panel compressive deformation position is adjusted according to luminance delta.
Step S104：Display panel compressive deformation position is driven to show according to the display brightness after adjustment.
Step S103 and step S104 are specifically included：According to luminance delta to driving display panel compressive deformation position to show
The data-signal for showing is compensated；Data-signal after compensation is exported to display panel compressive deformation position and is shown.I.e.
Adjustment to the display brightness at display panel compressive deformation position is by being realized to the compensation of data-signal.Due to display
Backlight illumination of the panel in display is certain, and backlight illumination cannot generally carry out local brightness adjustment, so will be more
Mend by the actual displayed brightness irregularities of display panel caused by display panel compressive deformation position, can only be by driving display
The data-signal that panel compressive deformation position shows compensates to realize.By the driving method, display panel can be made
Actual displayed brightness becomes uniform, lifts picture quality.
The beneficial effect of embodiment 1：Driving method in embodiment 1, by the bright of display panel compressive deformation position
Degree variable quantity is detected, and the display brightness at display panel compressive deformation position is adjusted according to the luminance delta,
The actual displayed brightness of display panel can be made no longer to be influenceed by compressive deformation position, and makes the actual displayed brightness of display panel
Become more uniform, so that display panel also ensures that its display brightness is homogeneous in the case of extrusion, and then really
The picture quality protected after display panel compressive deformation.
Embodiment 2：
The present embodiment provides a kind of drive system, as shown in figure 3, including detection unit 1 and adjustment unit 2, detection unit 1
Luminance delta for detecting display panel compressive deformation position；Adjustment unit 2 is used for according to display panel compressive deformation portion
The luminance delta of position, the display brightness to display panel compressive deformation position is adjusted.
The setting of detection unit 1 and adjustment unit 2, can make brightness of the drive system to display panel compressive deformation position
Variable quantity carries out accurate detection, and the display brightness of display panel is adjusted according to the luminance delta, so that display
Panel also ensures that its display brightness is homogeneous in the case of extrusion, and then after ensure that display panel compressive deformation
Picture quality.
Wherein, detection unit 1 includes detection module 11 and modular converter 12, and detection module 11 is used to detect that display panel is received
The pressure that compressive strain position is subject to；Modular converter 12 is for being voltage signal by pressure conversion and exporting to adjustment unit 2.
In the present embodiment, detection unit 1 is arranged on the region that the viewing area of display panel and non-display area are bordered on, and so sets
Put so that the setting of detection unit 1 will not be impacted to the display of display panel.Detection module 11 uses pressure sensor.
The circuit theory diagrams of detection unit 1 are illustrated in figure 4, pressure bridge Q therein can detect that display panel compressive deformation position is received
The pressure for arriving, and be voltage signal by the pressure conversion, at amplification of the voltage signal by three amplifier instrument amplifier AD623
Export and export to adjustment unit 2 from Vo ends after reason.
It should be noted that detection module 11 can also be using other pressure sensing devices (such as pressure transmitter).
In the present embodiment, as shown in figure 3, drive system also includes driver element 3, adjustment unit 2 includes SECO mould
Block 21, the voltage signal that time-sequence control module 21 is used to be exported according to modular converter 12 calculates display panel compressive deformation position
Luminance delta, and being adjusted to the display brightness at display panel compressive deformation position according to luminance delta, be additionally operable to by
Display brightness after adjustment is exported to driver element 3.Driver element 3 is used to drive display panel according to the display brightness after adjustment
Compressive deformation position shows.
In the present embodiment, time-sequence control module 21 includes that calculating sub module 211, compensation submodule 212 and data-signal are defeated
Go out submodule 213.Data-signal output sub-module 213 is used for outputting data signals.Calculating sub module 211 is used to receive modulus of conversion
The voltage signal of the output of block 12 simultaneously calculates the luminance delta at display panel compressive deformation position according to voltage signal.Compensation submodule
Block 212 is used to compensate the data-signal that data-signal output sub-module 213 is exported according to luminance delta.Driver element
3 include data-driven module 31, and data-driven module 31 is used to receive the data-signal after compensation, and the data after compensation are believed
Number output is shown to display panel compressive deformation position.Be arranged such, it is ensured that display panel actual displayed brightness it is equal
One property, ensures that picture quality.
In the present embodiment, time-sequence control module 21 uses time schedule controller, and data-driven module 31 uses data-driven core
Piece.
The beneficial effect of embodiment 2：Drive system in embodiment 2, by setting detection unit and adjustment unit, can make
The drive system carries out accurate detection to the luminance delta at display panel compressive deformation position, and according to the luminance delta pair
The display brightness of display panel is adjusted, so that display panel also ensures that it is actual aobvious in the case of extrusion
Show that brightness is homogeneous, and then ensure that the picture quality after display panel compressive deformation.
Embodiment 3：
The present embodiment provides a kind of display panel, including the drive system in embodiment 2.
By using the drive system in embodiment 2, can be in the case of the display panel extrusion, it is ensured that its
The homogeneity of actual displayed brightness, while also ensuring its picture quality.
Embodiment 4：
The present embodiment provides a kind of display device, including the display panel in embodiment 3.
By using the display panel in embodiment 3, it can be ensured that actual displayed is bright during the display device extrusion
The homogeneity of degree, while also ensuring its picture quality.
It is understood that the embodiment of above principle being intended to be merely illustrative of the present and the exemplary implementation for using
Mode, but the invention is not limited in this.For those skilled in the art, essence of the invention is not being departed from
In the case of god and essence, various changes and modifications can be made therein, and these variations and modifications are also considered as protection scope of the present invention.
Claims (11)
1. a kind of driving method, it is characterised in that including：The luminance delta at the actual compressive deformation position of detection display panel；
According to the luminance delta at the actual compressive deformation position of the display panel, to the actual compressive deformation portion of the display panel
The display brightness of position is adjusted, so that the actual displayed brightness uniformity of the display panel.
2. driving method according to claim 1, it is characterised in that the driving method is specifically included：
The pressure that the actual compressive deformation position of the display panel is subject to is detected, and is voltage signal by the pressure conversion；
The luminance delta at the actual compressive deformation position of display panel is calculated according to the voltage signal；
The display brightness at the actual compressive deformation position of the display panel is adjusted according to the luminance delta；
The actual compressive deformation position of display panel is driven to show according to the display brightness after adjustment.
3. driving method according to claim 2, it is characterised in that it is described according to the luminance delta to the display
The display brightness at the actual compressive deformation position of panel is adjusted；The display panel reality is driven according to the display brightness after adjustment
Border compressive deformation position shows and specifically includes：
The data-signal for driving the actual compressive deformation position of display panel to show is mended according to the luminance delta
Repay；Data-signal after compensation is exported to the actual compressive deformation position of the display panel and is shown.
4. a kind of drive system, it is characterised in that including detection unit and adjustment unit, the detection unit is used to detect and shows
The luminance delta at the actual compressive deformation position of panel；The adjustment unit is used for according to the actual compressive deformation of the display panel
The luminance delta at position, the display brightness to the actual compressive deformation position of the display panel is adjusted.
5. drive system according to claim 4, it is characterised in that the detection unit includes detection module and modulus of conversion
Block, the detection module is used to detect the pressure that the actual compressive deformation position of the display panel is subject to；The modular converter is used
In by the pressure conversion is for voltage signal and exports to the adjustment unit.
6. drive system according to claim 5, it is characterised in that also including driver element, the adjustment unit includes
Time-sequence control module, the voltage signal that the time-sequence control module is used to be exported according to the modular converter calculates described aobvious
Show the luminance delta at the actual compressive deformation position of panel, and according to the luminance delta to the display panel reality
The display brightness at compressive deformation position is adjusted, and is additionally operable to export the display brightness after adjustment to the driver element；
The driver element is used to drive the actual compressive deformation position of display panel according to the display brightness after the adjustment
Display.
7. drive system according to claim 6, it is characterised in that the time-sequence control module include calculating sub module,
Compensation submodule and data-signal output sub-module, the data-signal output sub-module are used for outputting data signals；The meter
Operator module is used to receive the voltage signal of the modular converter output and calculate the display according to the voltage signal
The luminance delta at the actual compressive deformation position of panel；The compensation submodule is used for according to the luminance delta to institute
The data-signal for stating the output of data-signal output sub-module is compensated；
The driver element includes data-driven module, and the data-driven module is used to receive the data-signal after compensation, and
Data-signal after the compensation is exported to the actual compressive deformation position of the display panel and is shown.
8. drive system according to claim 5, it is characterised in that the detection unit is arranged on the display panel
The region that viewing area and non-display area are bordered on, the detection module uses pressure sensor.
9. drive system according to claim 7, it is characterised in that the time-sequence control module uses time schedule controller,
The data-driven module uses data driving chip.
10. a kind of display panel, it is characterised in that including the drive system described in claim 4-9 any one.
11. a kind of display devices, it is characterised in that including the display panel described in claim 10.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201510018735.1A CN104575426B (en) | 2015-01-14 | 2015-01-14 | Driving method, drive system, display panel and display device |
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| CN201510018735.1A CN104575426B (en) | 2015-01-14 | 2015-01-14 | Driving method, drive system, display panel and display device |
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| CN104575426A CN104575426A (en) | 2015-04-29 |
| CN104575426B true CN104575426B (en) | 2017-06-06 |
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| KR102536791B1 (en) * | 2016-07-29 | 2023-05-26 | 엘지디스플레이 주식회사 | Rollable flexible display device |
| CN110095890A (en) * | 2019-05-05 | 2019-08-06 | 深圳市华星光电半导体显示技术有限公司 | Cleaning device and cleaning method |
| CN110610686B (en) * | 2019-09-26 | 2021-07-20 | 厦门天马微电子有限公司 | Display adjusting method and device, chip, display panel and display device |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103472628A (en) * | 2013-08-30 | 2013-12-25 | 合肥京东方光电科技有限公司 | Liquid crystal display panel and display device |
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| KR100581875B1 (en) * | 2003-10-28 | 2006-05-22 | 삼성에스디아이 주식회사 | Driving method and apparatus of plasma display panel |
| KR100911005B1 (en) * | 2004-05-31 | 2009-08-05 | 삼성에스디아이 주식회사 | Discharge display apparatus wherein brightness is adjusted according to external pressure |
| KR100833873B1 (en) * | 2007-04-11 | 2008-06-02 | 엘지전자 주식회사 | Plasma display apparatus |
| CN104123084A (en) * | 2013-04-26 | 2014-10-29 | 宏碁股份有限公司 | Electronic device and method for controlling picture parameter of electronic device |
| CN103943077B (en) * | 2013-12-03 | 2017-01-04 | 厦门天马微电子有限公司 | The control method of a kind of display device driving voltage and display device |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN103472628A (en) * | 2013-08-30 | 2013-12-25 | 合肥京东方光电科技有限公司 | Liquid crystal display panel and display device |
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