CN109949731A - A kind of driving method and driving device of display panel - Google Patents
A kind of driving method and driving device of display panel Download PDFInfo
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Abstract
The embodiment of the invention discloses a kind of driving method of display panel and driving devices.Driving method includes obtaining pre-display viewdata signal；It obtains random number and controls signal；Signal is controlled according to the random number, micro-disturbance processing is carried out to the pre-display viewdata signal, to obtain disturbance driving signal；The display panel is driven to be shown according to the disturbance driving signal.According to the technical solution of the present invention, signal is controlled according to random number, and micro-disturbance processing is carried out to pre-display viewdata signal, so that pre-display viewdata signal generates random variation component relative to initial value, under the premise of the pre-display image for ensuring not will cause display panel has loftier visible change, the colorfulness of the actual displayed picture of display panel is increased.
Description
Technical field
The present embodiments relate to field of display technology more particularly to the driving methods and driving dress of a kind of display panel
It sets.
Background technique
The parameters of the actual displayed picture of display panel depend on pre-display viewdata signal, generally by pre-display
Image data is converted to emulation voltage signal or simulated current signal driving display panel by the driving chip in display panel
Realize display function.Existing above-mentioned driving mechanism shows that the colorfulness of the actual displayed picture of display panel only with pre-
Show viewdata signal correlation, the increase with user to display panel colorfulness demand, how in existing driving mechanism
Under the premise of improve display panel actual displayed picture colorfulness become urgent problem to be solved.
Summary of the invention
In view of this, the embodiment of the invention provides a kind of driving method of display panel and driving devices, according to random
Number control signal carries out micro-disturbance processing to pre-display viewdata signal, so that pre-display viewdata signal is relative to initial value
Random variation component is generated, there is the premise of loftier visible change in the pre-display image for ensuring not will cause display panel
Under, increase the colorfulness of the actual displayed picture of display panel.
In a first aspect, the embodiment of the invention provides a kind of driving methods of display panel, comprising:
Obtain pre-display viewdata signal；
It obtains random number and controls signal；
Signal is controlled according to the random number, micro-disturbance processing is carried out to the pre-display viewdata signal, disturbed with obtaining
Dynamic driving signal；
The display panel is driven to be shown according to the disturbance driving signal.
Further, described that signal is controlled to pre-display viewdata signal progress micro-disturbance according to the random number
Processing, disturbing driving signal with acquisition includes:
The different display weeks that signal randomly chooses the same pixel unit of the display panel are controlled according to the random number
Phase corresponding pre-display viewdata signal Coupled Disturbances signal, each pixel unit to obtain the display panel is corresponding to disturb
Dynamic driving signal；Wherein, the disturbing signal is less than the pre-display viewdata signal.
Further, described that signal is controlled to pre-display viewdata signal progress micro-disturbance according to the random number
Processing, obtaining disturbance driving signal includes:
The different pixels unit for randomly choosing the display panel according to random number control signal is corresponding pre- aobvious
Show viewdata signal Coupled Disturbances signal, the corresponding disturbance driving signal of each pixel unit to obtain the display panel；
Wherein, the disturbing signal is less than the pre-display viewdata signal.
Further, described that signal is controlled to pre-display viewdata signal progress micro-disturbance according to the random number
Processing, obtaining disturbance driving signal includes:
The different display weeks that signal randomly chooses the same pixel unit of the display panel are controlled according to the random number
Phase corresponding pre-display viewdata signal Coupled Disturbances signal, and controlled described in signal randomly chooses according to the random number
The corresponding pre-display viewdata signal Coupled Disturbances signal of the different pixels unit of display panel, to obtain the display panel
The corresponding disturbance driving signal of each pixel unit；Wherein, the disturbing signal is less than the pre-display viewdata signal.
Further, the disturbance driving signal is digital signal, controls signal to institute according to the random number described
It states pre-display viewdata signal and carries out micro-disturbance processing, obtain after disturbing driving signal, further includes:
The disturbance driving signal of digital signal form is converted to the disturbance driving signal of analog signal form.
Further, signal is controlled to pre-display viewdata signal progress perturbation according to the random number described
Dynamic processing obtains before disturbing driving signal, further includes:
The pre-display viewdata signal of digital signal form is converted to the pre-display image data of analog signal form
Signal.
Further, the mode of the pre-display viewdata signal Coupled Disturbances signal is current coupling or voltage coupling
It closes.
Further, the acquisition pre-display viewdata signal includes:
Raw image data signal is arranged according to the arrangement mode of the pixel unit of the display panel, and according to
Pre-display image parameter carries out value to raw image data signal, obtains the pre-display viewdata signal.
Second aspect, the embodiment of the invention also provides a kind of driving devices of display panel, comprising:
Pre-display viewdata signal obtains module, for obtaining pre-display viewdata signal；
Random number controls signal acquisition module, for obtaining random number control signal；
Disturb driving signal obtain module, for according to the random number control signal to the pre-display picture number it is believed that
Number carry out micro-disturbance processing, to obtain disturbance driving signal；
Drive module, for driving the display panel to be shown according to the disturbance driving signal.
Further, the disturbance driving signal obtains module and is integrated in the drive module or is separately provided.
The embodiment of the invention provides a kind of driving method of display panel and driving devices, by obtaining random number control
Signal controls signal according to random number and carries out micro-disturbance processing to pre-display viewdata signal, so that the disturbance driving obtained
Signal includes random variation component on the basis of pre-display viewdata signal, i.e., so that pre-display viewdata signal phase
Random variation component is generated for initial value, is carried out according to the disturbance driving signal driving display panel for including random variation component
Display increases display under the premise of the pre-display image for ensuring not will cause display panel has loftier visible change
The colorfulness of the actual displayed picture of panel.
Detailed description of the invention
In order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, to embodiment or will show below
There is attached drawing needed in technical description to do one simply to introduce, it should be apparent that, the accompanying drawings in the following description is this hair
Bright some embodiments for those of ordinary skill in the art without creative efforts, can be with root
Other attached drawings are obtained according to these attached drawings.
Fig. 1 is a kind of flow diagram of the driving method of display panel provided in an embodiment of the present invention；
Fig. 2 is the flow diagram of the driving method of another display panel provided in an embodiment of the present invention；
Fig. 3 is the flow diagram of the driving method of another display panel provided in an embodiment of the present invention；
Fig. 4 is a kind of structural schematic diagram of the driving device of display panel provided in an embodiment of the present invention.
Specific embodiment
The present invention is described in further detail with reference to the accompanying drawings and examples.It is understood that this place is retouched
The specific embodiment stated is used only for explaining the present invention rather than limiting the invention.It also should be noted that in order to just
Only the parts related to the present invention are shown in description, attached drawing rather than entire infrastructure.It is same or similar in this specification
Drawing reference numeral represent the same or similar structure, element or process.It should be noted that in the absence of conflict, this Shen
Please in embodiment and embodiment in feature can be combined with each other.
The embodiment of the invention provides a kind of driving method of display panel, it can apply and need to carry out display panel
The scene of driving can be executed by the driving device of display panel provided in an embodiment of the present invention.Fig. 1 mentions for the embodiment of the present invention
A kind of flow diagram of the driving method of the display panel supplied, as described in Figure 1, the driving method of display panel includes:
S110, pre-display viewdata signal is obtained.
Specifically, pre-display viewdata signal includes the correspondence parameter information of display panel pre-display image, with pre-
For the grayscale value parameter for showing image, the digital signal that pre-display viewdata signal is 8 bits can be set, then pre-display
Viewdata signal is different, and the grayscale value of the pre-display image of display panel can be made from 0 gray scale variation to 255 grayscale,
The digital signal that pre-display viewdata signal is 10 bits can be set, then pre-display viewdata signal is different, can make
The grayscale value of the pre-display image of display panel is obtained from 0 gray scale variation to 256 grayscale, the embodiment of the present invention is to pre-display picture number
It is believed that number bit number be not construed as limiting.
Optionally, raw image data signal can be arranged according to the arrangement mode of the pixel unit of display panel
Column, and value is carried out to raw image data signal according to pre-display image parameter, obtain pre-display viewdata signal.
Illustratively, display panel includes multiple pixel units, the pixel unit in display panel can with matrix arrangement,
It can also be arranged in other forms, and the pixel unit in display panel may include the pixel unit of multiple colors, example
If display panel may include red pixel cell, green pixel cell and blue pixel cells, and for different displays
Panel, the difference that puts in order of red pixel cell, green pixel cell and blue pixel cells.It can be according to display surface
The specific arrangement mode of the pixel unit of plate arranges raw image data signal, and according to pre-display image parameter to original
Beginning viewdata signal carries out value, to obtain pre-display viewdata signal.Such as it can be according to the grayscale of pre-display image
The parameters such as value and saturation degree carry out value to raw image data signal, so that the raw image data signal after value meets
The requirement of each parameter of pre-display image, to obtain pre-display viewdata signal.
S120, random number control signal is obtained.
Illustratively, random number control signal can be exported by tandom number generator, and the random number of output controls signal
For the random number without periodical and any arrangement regulation.
S130, signal is controlled according to random number to the progress micro-disturbance processing of pre-display viewdata signal, to obtain disturbance
Driving signal.
Optionally, the different displays that signal randomly chooses the same pixel unit of display panel can be controlled according to random number
Period corresponding pre-display viewdata signal Coupled Disturbances signal, to obtain the corresponding disturbance of each pixel unit of display panel
Driving signal；Wherein, disturbing signal is less than pre-display viewdata signal.
Illustratively, by taking the display cycle of a frame respective pixel unit for showing picture as an example, due to random numerical control
Signal processed is the random number without periodical and any arrangement regulation, therefore to a pixel unit pair in display panel
When the pre-display viewdata signal answered carries out micro-disturbance processing, signal can be controlled according to random number and randomly choose the pixel
Unit shows the corresponding pre-display viewdata signal Coupled Disturbances signal of picture in certain frames.
It is excessive in order to occur that the disturbance driving signal after Coupled Disturbances signal will not relative to the driving signal before disturbance
Variation and make the display picture of display panel in visual effect there are lofty variation, the disturbing signal of coupling can be micro-
Microvariations signal can be set disturbing signal less than pre-display viewdata signal, be preferably provided with disturbing signal much smaller than therewith
The pre-display viewdata signal of coupling.Illustratively, disturbing signal can be positive value, can be negative value, can randomly select
The same pixel unit in display panel is taken to show the corresponding pre-display viewdata signal superposition one of picture just in certain frames
It is worth disturbing signal, i.e., so that the pixel unit shows that the corresponding pre-display image data of picture increases in these frames；Randomly select
The pixel unit in display panel is taken to show that the corresponding pre-display viewdata signal superposition one of picture is negative in rest part frame
It is worth disturbing signal, i.e., so that the pixel unit shows that the corresponding pre-display viewdata signal of picture reduces in these frames；For
The corresponding residue frame of the pixel unit in display panel shows picture, and the pixel unit can be set in these frames and show picture
Corresponding pre-display viewdata signal remains unchanged, i.e., these frames show the corresponding pre-display viewdata signal of picture not coupling
Disturbing signal is closed, to realize the randomness of Coupled Disturbances signal.
In this way, passing through the corresponding pre-display image of different display cycles for randomly choosing the same pixel unit of display panel
Data-signal Coupled Disturbances signal, using the signal after coupling as the corresponding disturbance driving letter of each pixel unit of display panel
Number, and the disturbing signal of pre-display viewdata signal coupling is less than pre-display viewdata signal, and according to disturbing after coupling
Dynamic driving signal driving display panel is shown, so that relatively prominent in the pre-display image presence for ensuring not will cause display panel
Under the premise of towering visible change, the colorfulness of the actual displayed picture of display panel is increased.
It should be noted that the embodiment of the present invention does not limit the same pixel unit in display panel in the different display cycles
Whether the absolute value of the disturbing signal of corresponding pre-display viewdata signal coupling is equal, can be equal, can also be unequal.
Optionally, the different pixels unit that display panel can be randomly chosen according to random number control signal is corresponding pre-
Display image data signal Coupled Disturbances signal, the corresponding disturbance driving signal of each pixel unit to obtain display panel；Its
In, disturbing signal is less than pre-display viewdata signal.
Specifically, since random number control signal is the random number without periodical and any arrangement regulation,
It, can be according to random number when carrying out micro-disturbance processing to the corresponding pre-display viewdata signal of pixel unit in display panel
Control signal randomly chooses the corresponding pre-display viewdata signal Coupled Disturbances letter of certain pixel units in display panel
Number.
Likewise, in order to send out the disturbance driving signal after Coupled Disturbances signal will not relative to the driving signal before disturbance
Raw excessive variation and make the display picture of display panel there are lofty variation in visual effect, the disturbing signal of coupling can
Think small sample perturbations signal, disturbing signal can be set less than pre-display viewdata signal, it is far small to be preferably provided with disturbing signal
In pre-display viewdata signal coupled thereto.Likewise, disturbing signal can be positive value, negative value can be, it can be random
The corresponding one positive value disturbing signal of pre-display viewdata signal superposition of the partial pixel unit in display panel is chosen on ground, even if
The corresponding pre-display image data of this one part of pixel unit obtained in display panel increases；Randomly choose in display panel
The corresponding pre-display viewdata signal of rest part pixel unit is superimposed a negative value disturbing signal, i.e., so that this partial pixel list
The corresponding pre-display viewdata signal of member reduces；For the residual pixel unit in display panel, this part picture can be set
The corresponding pre-display viewdata signal of plain unit remains unchanged, i.e., the corresponding pre-display picture number of this partial pixel unit it is believed that
Number not Coupled Disturbances signal.
In this way, passing through the corresponding pre-display viewdata signal coupling of the different pixels unit for randomly choosing display panel
Disturbing signal, using the signal after coupling as the corresponding disturbance driving signal of each pixel unit of display panel, and pre-display figure
The disturbing signal coupled as data-signal is less than pre-display viewdata signal, and is driven according to the disturbance driving signal after coupling
Display panel is shown, so that before the pre-display image for ensuring not will cause display panel has loftier visible change
It puts, increases the colorfulness of the actual displayed picture of display panel.
It should be noted that the embodiment of the present invention does not limit the corresponding pre-display figure of the different pixels unit in display panel
As data-signal couple disturbing signal absolute value it is whether equal, can be equal, can also be unequal.
Optionally, the different displays that signal randomly chooses the same pixel unit of display panel can be controlled according to random number
Period corresponding pre-display viewdata signal Coupled Disturbances signal, and signal is controlled according to random number and randomly chooses display surface
The corresponding pre-display viewdata signal Coupled Disturbances signal of the different pixels unit of plate, to obtain each pixel list of display panel
The corresponding disturbance driving signal of member；Wherein, disturbing signal is less than pre-display viewdata signal.
Illustratively, signal can be controlled according only to random number to the corresponding pre-display image of the pixel unit of display panel
Data-signal carries out micro-disturbance processing in time, and signal can also be controlled according only to random number to the pixel unit of display panel
Corresponding pre-display viewdata signal spatially carries out micro-disturbance processing, both can also control signal to aobvious according to random number
Show that the corresponding pre-display viewdata signal of the pixel unit of panel carries out micro-disturbance processing in time, and according to random numerical control
Signal processed spatially carries out micro-disturbance processing to the corresponding pre-display viewdata signal of the pixel unit of display panel, disturbs
Dynamic principle and the above-mentioned micro-disturbance of progress in time processing are identical with the principle of micro-disturbance processing is spatially carried out, here no longer
It repeats.
Signal is controlled according to random number to exist to the corresponding pre-display viewdata signal of the pixel unit of display panel simultaneously
Time and spatially progress micro-disturbance processing, and shown according to the disturbance driving signal driving display panel after coupling, together
Sample can further increase under the premise of the pre-display image for ensuring not will cause display panel has loftier visible change
The colorfulness of the actual displayed picture of display panel.
S140, it is shown according to disturbance driving signal driving display panel.
Specifically, including multiple pixel units in display panel, the driving signal of each pixel unit is driven to determine picture
The display grayscale value of plain unit, and the display grayscale value of pixel unit determine display panel entirely show picture brightness and
The display parameters such as saturation degree.Display panel is driven to be shown according to the disturbance driving signal of Random Coupling disturbing signal, energy
Enough ensure not will cause the pre-display image of display panel in the presence of under the premise of loftier visible change, further increases display surface
The colorfulness of the actual displayed picture of plate.
Fig. 2 is the flow diagram of the driving method of another display panel provided in an embodiment of the present invention, and this method exists
On the basis of step shown in Fig. 1, increases and the disturbance driving signal of digital signal form is converted into disturbing for analog signal form
The step for dynamic driving signal.
Correspondingly, the driving method of display panel includes:
S210, pre-display viewdata signal is obtained.
S220, random number control signal is obtained.
S230, signal is controlled according to random number to the progress micro-disturbance processing of pre-display viewdata signal, to obtain disturbance
Driving signal.
S240, the disturbance driving signal that the disturbance driving signal of digital signal form is converted to analog signal form.
Specifically, then controlling signal to pre-display according to random number since pre-display viewdata signal is digital signal
Viewdata signal in time, or when carrying out micro-disturbance processing over time and space spatially or simultaneously, with pre-display figure
As the disturbing signal that data-signal couples is similarly digital signal.Illustratively, the disturbance letter of digital signal form can be set
It is number identical as the digit of pre-display viewdata signal of digital signal form, with pre-display viewdata signal and disturbing signal
Digit be for 8, disturbing signal for example can be 00000001, then pre-display viewdata signal couples disturbance letter
Increase after number relative to former pre-display viewdata signal, disturbing signal for example can be 10000001, then pre-display picture number
It is believed that reducing after number coupling the disturbing signal relative to former pre-display viewdata signal, the disturbance obtained after micro-disturbance processing is driven
Dynamic signal is similarly digital signal.
Since the driving signal that the pixel unit in driving display panel is shown need to be analog signal, to determine display
The grayscale value of pixel unit in panel, it is therefore desirable to which the disturbance driving signal for the digital signal form that coupling obtains is converted into mould
The disturbance driving signal of quasi- signal form, and then display panel is driven to realize display function.
S250, it is shown according to disturbance driving signal driving display panel.
Signal is controlled to the pre-display image of the corresponding digital signal form of the pixel unit of display panel according to random number
Data-signal temporally and spatially carries out micro-disturbance processing in time or spatially or simultaneously, i.e., by digital signal shape
The disturbing signal of the pre-display viewdata signal coupling digital signal form of formula, then disturbing the digital signal form after coupling
Dynamic driving signal is converted to the disturbance driving signal of analog signal form, can equally ensure not will cause the pre- of display panel
Under the premise of showing that image has loftier visible change, the colorfulness of the actual displayed picture of display panel is increased.
Fig. 3 is the flow diagram of the driving method of another display panel provided in an embodiment of the present invention, and this method exists
On the basis of step shown in Fig. 1, increases and the disturbance driving signal of digital signal form is converted into disturbing for analog signal form
The step for dynamic driving signal.
Correspondingly, the driving method of display panel includes:
S310, pre-display viewdata signal is obtained.
S320, random number control signal is obtained.
S330, the pre-display image that the pre-display viewdata signal of digital signal form is converted to analog signal form
Data-signal.
Specifically, since pre-display viewdata signal is digital signal, the driving relative to display panel shown in Fig. 2
The pre-display viewdata signal of digital signal form can be first converted to the pre-display picture number of analog signal form by method
It is believed that number.
S340, signal is controlled according to random number to the progress micro-disturbance processing of pre-display viewdata signal, to obtain disturbance
Driving signal.
Specifically, controlling signal to pre-display viewdata signal in time according to random number, or spatially or simultaneously
When carrying out micro-disturbance processing over time and space, the disturbing signal coupled with pre-display viewdata signal is analog signal,
The mode of pre-display viewdata signal Coupled Disturbances signal for example can be current coupling, it can setting disturbing signal is one
The electric current that the Weak current is superimposed to pre-display viewdata signal is obtained the electric current of disturbance driving signal, root by Weak current
The driving current for flowing through pixel unit in display panel is determined according to the electric current of disturbance driving signal, display panel realizes display accordingly
Function.Illustratively, the mode of pre-display image data wire size Coupled Disturbances signal is also possible to voltage coupling, it can setting
Disturbing signal is a small voltage, and the voltage which is superimposed to pre-display viewdata signal is obtained disturbance driving letter
Number voltage, the driving voltage that is applied in display panel on pixel unit, display are determined according to the voltage of disturbance driving signal
Panel realizes display function accordingly.
S350, it is shown according to disturbance driving signal driving display panel.
Signal is controlled to the pre-display image of the corresponding analog signal form of the pixel unit of display panel according to random number
Data-signal temporally and spatially carries out micro-disturbance processing in time or spatially or simultaneously, i.e., by analog signal shape
The disturbing signal of the pre-display viewdata signal coupling analog signals form of formula, further according to the analog signal form after coupling
Disturbance driving signal driving display panel is shown, can equally be deposited in the pre-display image for ensuring not will cause display panel
Under the premise of loftier visible change, the colorfulness of the actual displayed picture of display panel is increased.
The embodiment of the invention also provides a kind of driving device of display panel, Fig. 4 is provided in an embodiment of the present invention one
The structural schematic diagram of the driving device of kind display panel, as shown in figure 4, the driving device of display panel includes:
Pre-display viewdata signal obtains module 410, for obtaining pre-display viewdata signal；
Random number controls signal acquisition module 420, for obtaining random number control signal；
Disturb driving signal obtain module 430, for according to random number control signal to pre-display viewdata signal into
Row micro-disturbance processing, to obtain disturbance driving signal；
Drive module 440, for being shown according to disturbance driving signal driving display panel.
Optionally, disturbance driving signal obtains module 430 and can integrate in drive module 440, can also be separately provided.Show
Example property, drive module can be display panel for providing the driving chip of control signal to each electronic component.
The embodiment of the present invention controls signal by obtaining random number, controls signal to pre-display image data according to random number
Signal carry out micro-disturbance processing so that obtain disturbance driving signal include on the basis of pre-display viewdata signal with
Machine change component, i.e., so that pre-display viewdata signal generates random variation component relative to initial value, according to including random
The disturbance driving signal driving display panel of change component is shown, in the pre-display image for ensuring not will cause display panel
Under the premise of in the presence of loftier visible change, the colorfulness of the actual displayed picture of display panel is increased.
Note that the above is only a better embodiment of the present invention and the applied technical principle.It will be appreciated by those skilled in the art that
The present invention is not limited to specific embodiments here, be able to carry out for a person skilled in the art it is various it is apparent variation, again
Adjustment and substitution are without departing from protection scope of the present invention.Therefore, although by above embodiments to the present invention carried out compared with
For detailed description, but the present invention is not limited to the above embodiments only, without departing from the inventive concept, can be with
Including more other equivalent embodiments, and the scope of the invention is determined by the scope of the appended claims.
Claims (10)
1. a kind of driving method of display panel characterized by comprising
Obtain pre-display viewdata signal；
It obtains random number and controls signal；
Signal is controlled according to the random number, micro-disturbance processing is carried out to the pre-display viewdata signal, driven with obtaining disturbance
Dynamic signal；
The display panel is driven to be shown according to the disturbance driving signal.
2. driving method according to claim 1, which is characterized in that described to control signal to described according to the random number
Pre-display viewdata signal carries out micro-disturbance processing, includes: to obtain disturbance driving signal
The different display cycles pair that signal randomly chooses the same pixel unit of the display panel are controlled according to the random number
The pre-display viewdata signal Coupled Disturbances signal answered, the corresponding disturbance of each pixel unit to obtain the display panel are driven
Dynamic signal；Wherein, the disturbing signal is less than the pre-display viewdata signal.
3. driving method according to claim 1, which is characterized in that described to control signal to described according to the random number
Pre-display viewdata signal carries out micro-disturbance processing, obtains disturbance driving signal and includes:
The corresponding pre-display figure of different pixels unit that signal randomly chooses the display panel is controlled according to the random number
As data-signal Coupled Disturbances signal, the corresponding disturbance driving signal of each pixel unit to obtain the display panel；Wherein,
The disturbing signal is less than the pre-display viewdata signal.
4. driving method according to claim 1, which is characterized in that described to control signal to described according to the random number
Pre-display viewdata signal carries out micro-disturbance processing, obtains disturbance driving signal and includes:
The different display cycles pair that signal randomly chooses the same pixel unit of the display panel are controlled according to the random number
The pre-display viewdata signal Coupled Disturbances signal answered, and signal is controlled according to the random number and randomly chooses the display
The corresponding pre-display viewdata signal Coupled Disturbances signal of the different pixels unit of panel, to obtain each of the display panel
The corresponding disturbance driving signal of pixel unit；Wherein, the disturbing signal is less than the pre-display viewdata signal.
5. driving method according to claim 1, which is characterized in that the disturbance driving signal is digital signal, in institute
It states and signal is controlled to pre-display viewdata signal progress micro-disturbance processing according to the random number, obtain disturbance driving letter
After number, further includes:
The disturbance driving signal of digital signal form is converted to the disturbance driving signal of analog signal form.
6. driving method according to claim 1, which is characterized in that control signal to institute according to the random number described
It states pre-display viewdata signal and carries out micro-disturbance processing, obtain before disturbing driving signal, further includes:
The pre-display viewdata signal of digital signal form is converted to the pre-display viewdata signal of analog signal form.
7. driving method according to claim 6, which is characterized in that the pre-display viewdata signal Coupled Disturbances letter
Number mode be that current coupling or voltage couple.
8. driving method according to claim 1, which is characterized in that the acquisition pre-display viewdata signal includes:
Raw image data signal is arranged according to the arrangement mode of the pixel unit of the display panel, and according to pre- aobvious
Show that image parameter carries out value to raw image data signal, obtains the pre-display viewdata signal.
9. a kind of driving device of display panel characterized by comprising
Pre-display viewdata signal obtains module, for obtaining pre-display viewdata signal；
Random number controls signal acquisition module, for obtaining random number control signal；
Disturb driving signal obtain module, for according to the random number control signal to the pre-display viewdata signal into
Row micro-disturbance processing, to obtain disturbance driving signal；
Drive module, for driving the display panel to be shown according to the disturbance driving signal.
10. driving device according to claim 9, which is characterized in that the disturbance driving signal obtains module and is integrated in
The drive module is separately provided.
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