CN105139819B - A kind of picture method for detecting and picture arrangement for detecting - Google Patents
A kind of picture method for detecting and picture arrangement for detecting Download PDFInfo
- Publication number
- CN105139819B CN105139819B CN201510632083.0A CN201510632083A CN105139819B CN 105139819 B CN105139819 B CN 105139819B CN 201510632083 A CN201510632083 A CN 201510632083A CN 105139819 B CN105139819 B CN 105139819B
- Authority
- CN
- China
- Prior art keywords
- picture
- display panel
- data
- bad
- type
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Abstract
The invention provides a kind of picture method for detecting and picture arrangement for detecting, to judge that the picture data that display panel progress picture is shown whether there is bad picture, so that reaching improves the purpose of picture quality.A kind of picture method for detecting, this method includes：Collection needs to carry out the picture data that picture is shown by display panel；According to the detecting condition of default bad picture type, judge whether the picture data can produce bad picture.
Description
Technical field
The present invention relates to liquid crystal display panel system field, more particularly to a kind of picture method for detecting and picture detecting dress
Put.
Background technology
In the prior art, liquid crystal display panel can produce the phenomenon of some influence picture qualities in some cases, such as dodge
Bright (Flicer), in green (Greenish), crosstalk (Crosstalk), I/S, H-Block etc..And these phenomenons can lead to
Change POL polarity or DateIC polarity is crossed to improve, but at present, before progress picture is shown, not to needing display
The picture data that panel progress picture is shown is detected, so as to cause display panel bad picture occur.
For example：Fig. 1 is participated in, under 2LINE INVERSION mode of operation, display panel easily produces " returning " type window
Picture, so that Crosstalk phenomenons can be produced, influences picture quality；Under 1LINEINVERSION mode of operation, if often going
The high-low voltage jump frequency of the picture data of adjacent pixel unit can then produce noise within 2~20KHz in pixel cell
(noise) phenomenon.Moreover, the special frame of these influence picture qualities can change POL by time-sequence control module (TCON)
Polarity, or the measure such as output voltage polarity of control data drive module (DATA IC) improve its quality.But design at present
Panel control system in do not have detect picture whether be influence picture quality bad picture function.
In summary, in the prior art, the control system of display panel do not detect picture whether be bad picture work(
Can, so as to have impact on the picture quality of display picture.
The content of the invention
The embodiments of the invention provide a kind of picture method for detecting and picture arrangement for detecting, to judge that display panel is carried out
The picture data that picture is shown whether there is bad picture, so that reaching improves the purpose of picture quality.
The embodiments of the invention provide a kind of picture method for detecting, for the detecting side of default each bad picture type
Method, this method includes：
Collection needs to carry out the picture data that picture is shown by display panel；
According to the detecting condition of default bad picture type, judge whether the picture data can produce bad picture.
The picture method for detecting provided by the present invention, first collection need to carry out the picture that picture is shown by display panel
Data, then according to the detecting condition of default bad picture type, judge whether the picture data can produce bad picture.When
When determining that picture data produces bad picture, the picture of display can be improved according to POL polarity or DateIC polarity is changed
Data, so that reaching improves the purpose of picture quality.
It is preferred that the detecting condition of the default bad picture type includes the bad picture type of one or more of
Detecting condition：
Flash the detecting condition of picture type；
The detecting condition of noise picture type；
The detecting condition of heat power consumption picture type.
It is preferred that according to the detecting condition of default flicker picture type, according to the detecting condition of the bad picture type,
Judge whether the picture data can produce bad picture, including：
For the picture data for needing to be shown by the row pixel of the display panel arbitrary neighborhood two, determine every in the display panel
The difference for the picture data that the two row pixel is shown in one-row pixels, when there is the picture that the two row pixel is shown in N row pixels
When the difference of data is more than or equal to the second preset value more than or equal to the first preset value, and the N, determine that the display panel shows
There is flicker picture in the picture shown.
It is preferred that according to the detecting condition of default noise picture type, according to the detecting condition of the bad picture type,
Judge whether the picture data can produce bad picture, including：
For the picture data for needing to be shown by any odd-line pixels of the display panel or even rows, it is determined that should
The data differed in display panel on each odd-line pixels or even rows between identical data, and ought have M rows
The data differed in pixel between the identical data belong to preset range, and the M is when being more than or equal to three preset values, it is determined that
There is noise picture in the picture that the display panel is shown.
It is preferred that according to the detecting condition of default heat power consumption picture type, according to the detecting bar of the bad picture type
Part, judges whether the picture data can produce bad picture, including：
For the picture data for needing to be shown by the display panel any row pixel, determine in the display panel per a line picture
The difference of picture data show on element per adjacent two row pixel, when there is the picture that often adjacent two row pixel is shown in P row pixels
The difference of face data is more than or equal to the number that there is the difference on default maximum difference, and the row pixel and is more than or equal to
4th preset value, and the P be more than or equal to five preset values when, determine that the picture that the display panel is shown has heat power consumption
Picture.
It is preferred that this method also includes：
When the picture for any bad picture type of picture data generation that display panel progress picture is shown, and generation should
The area of the picture of bad picture type is more than or equal to preset area, it is determined that the display panel produces the bad picture type
Picture be special frame；Or,
When the picture for the bad picture type of picture data generation that display panel progress picture is shown, and generation is all not
The area sum of the picture of good picture type is more than or equal to preset area, it is determined that the display panel produces all bad pictures
The picture of type is special frame.
The embodiments of the invention provide a kind of picture arrangement for detecting, the device includes：
Collecting unit, needs to carry out the picture data that picture is shown by display panel for gathering；
Judging unit, for the detecting condition according to default bad picture type, judges that the picture data whether can
Produce bad picture.
It is preferred that the detecting condition of the default bad picture type includes the bad picture type of one or more of
Detecting condition：
Flash the detecting condition of picture type；
The detecting condition of noise picture type；
The detecting condition of heat power consumption picture type.
It is preferred that according to it is default flicker picture type detecting condition, the judging unit specifically for：
For the picture data for needing to be shown by the row pixel of the display panel arbitrary neighborhood two, determine every in the display panel
The difference for the picture data that the two row pixel is shown in one-row pixels, when there is the picture that the two row pixel is shown in N row pixels
When the difference of data is more than or equal to the second preset value more than or equal to the first preset value, and the N, determine that the display panel shows
There is flicker picture in the picture shown.
It is preferred that according to the detecting condition of default noise picture type, the judging unit specifically for：
For the picture data for needing to be shown by any odd-line pixels of the display panel or even rows, it is determined that should
The data differed in display panel on each odd-line pixels or even rows between identical data, and ought have M rows
The data differed in pixel between the identical data belong to preset range, and the M is when being more than or equal to three preset values, it is determined that
There is noise picture in the picture that the display panel is shown.
It is preferred that according to the detecting condition of default heat power consumption picture type, the judging unit specifically for：
For the picture data for needing to be shown by the display panel any row pixel, determine in the display panel per a line picture
The difference of picture data show on element per adjacent two row pixel, when there is the picture that often adjacent two row pixel is shown in P row pixels
The difference of face data is more than or equal to the number that there is the difference on default maximum difference, and the row pixel and is more than or equal to
4th preset value, and the P be more than or equal to five preset values when, determine that the picture that the display panel is shown has heat power consumption
Picture.
It is preferred that the device also includes：
Determining unit, for carrying out any bad picture type of picture data generation that picture is shown when the display panel
Picture, and produce the bad picture type picture area be more than or equal to preset area, it is determined that the display panel produce
The picture of the bad picture type is special frame；Or,
When the picture for the bad picture type of picture data generation that display panel progress picture is shown, and generation is all not
The area sum of the picture of good picture type is more than or equal to preset area, it is determined that the display panel produces all bad pictures
The picture of type is special frame.
Brief description of the drawings
A kind of picture view for display panel that Fig. 1 provides for prior art；
Fig. 2 is a kind of schematic flow sheet of picture method for detecting provided in an embodiment of the present invention；
Fig. 3 is a kind of schematic diagram of noise picture provided in an embodiment of the present invention；
Fig. 4 is a kind of schematic diagram of heat power consumption picture provided in an embodiment of the present invention；
Fig. 5 is a kind of schematic diagram of special frame provided in an embodiment of the present invention；
Fig. 6 is the schematic diagram of second of special frame provided in an embodiment of the present invention；
Fig. 7 is a kind of structural representation of picture arrangement for detecting provided in an embodiment of the present invention.
Embodiment
In order that the object, technical solutions and advantages of the present invention are clearer, below in conjunction with accompanying drawing the present invention is made into
One step it is described in detail, it is clear that described embodiment is only a part of embodiment of the invention, rather than whole implementation
Example.Based on the embodiment in the present invention, what those of ordinary skill in the art were obtained under the premise of creative work is not made
All other embodiment, belongs to the scope of protection of the invention.
The embodiments of the invention provide a kind of picture method for detecting and picture arrangement for detecting, to judge that display panel is carried out
The picture data that picture is shown whether there is bad picture, so that reaching improves the purpose of picture quality.
The present invention has pre-defined the bad picture of three types, including：Picture, noise picture or heat power consumption is flashed to draw
Face, the present invention illustrates the detecting condition for detecting bad picture only by taking the bad picture of the three types as an example, but the present invention is not only
It is limited to be detected for the bad picture of the three types.Also, the invention provides a kind of definition of special frame, when aobvious
Showing any one in the bad picture for occurring above-mentioned three types in panel or two kinds, and the area of bad picture occur expires
Sufficient preset area, then defining in the display panel has special frame.
It should be noted that the picture data in the embodiment of the present invention for display panel goes whether to judge the picture data
There is bad picture, when it is determined that there is bad picture, according to the data of the bad picture for the type, improvement inputs to aobvious
Show the POL polarity and Date IC polarity of panel, so that inputing to the picture data of display panel in POL polarity and Date
Under IC polarity improves, it is to avoid bad picture occur.
Referring to Fig. 2, a kind of picture method for detecting provided in an embodiment of the present invention, this method includes：
S201, collection need to carry out the picture data that picture is shown by display panel；
Wherein, the picture data of display panel is the picture luma data for inputing to each pixel cell.
S202, default bad picture type detecting condition, judge whether the picture data can produce bad picture.
By picture method for detecting provided in an embodiment of the present invention, collection first needs to be shown by display panel progress picture
Picture data, then according to the detecting condition of default bad picture type, judge whether the picture data can produce bad
Picture.When it is determined that picture data produces bad picture, display can be improved according to POL polarity or DateIC polarity is changed
Picture data so that reach improve picture quality purpose.
Wherein, the detecting condition of default bad picture type includes the detecting of the bad picture type of one or more of
Condition：
Flash the detecting condition of picture type；
The detecting condition of noise picture type；
The detecting condition of heat power consumption picture type.
It should be noted that the present invention is not limited only to for flicker picture, noise picture or heat power consumption picture these three classes
The picture of type is judged that the principle for the detecting condition that can be provided using the present invention detects other kinds of bad picture.
Wherein, according to the detecting condition of default flicker picture type, judge whether picture data can produce bad picture,
Including：
For the picture data for needing to be shown by the row pixel of the display panel arbitrary neighborhood two, determine every in the display panel
The difference for the picture data that the two row pixel is shown in one-row pixels, when there is the picture that the two row pixel is shown in N row pixels
When the difference of data is more than or equal to the second preset value more than or equal to the first preset value, and N, determine what the display panel was shown
There is flicker picture in picture.
Specifically, display panel, which includes input in the pixel cell of multiple lines and multiple rows, each pixel cell, the pixel list
Member needs the picture data shown.When in the picture data that adjacent two row pixel is shown, the two row pixel shows in every one-row pixels
The difference of the picture data shown is more than or equal to the first preset value, and there are the frame numbers that the two row pixel is shown in N row pixels
According to difference be more than or equal to the first preset value, and the N be more than or equal to the second preset value, it is determined that in the display panel this two
Picture data or produce flicker picture that row pixel is shown.Wherein, the first preset value and the second preset value can be according to actual feelings
Condition is set, and the present invention is not specifically limited.
For example, the resolution ratio of a display panel is 1024 × 768, number of pixels is 1024 rows, row number of pixels at once
For 768.For the picture display data of the display panel, judge whether to flash picture.Assuming that the first preset value is 200,
Second preset value is 824.Assuming that the picture data that shows of first row pixel is 800,800,1000 ..., 1000,800,800,
The 1st, the 2nd, the 1023rd and the 1024th picture data having in 1024 data, and the row pixel is 800, its
He is 1000.The picture data that secondary series pixel is shown be 800,800,800 ..., 800,800,800, have 1024
Data, and be 800.When comparing the picture data that the picture data that first row pixel shows is shown with secondary series pixel, obtain
The difference of the picture data shown to the two row pixel is 0,0,200 ..., 200,0,0, have 1020 200, and this 1020
More than the second preset value 824.Therefore the picture data that the picture data and secondary series pixel that first row pixel is shown are shown can be produced
Raw flicker picture.
In order to reduce the flicker picture in display panel, the POL polarity of first row pixel and secondary series pixel will be inputed to
Or DateIC polarity is changed, so as to avoid display panel from flicker picture occur.Wherein change POL polarity or DateIC
Polarity is technology same as the prior art, and here is omitted.
No matter it should be noted that display panel belongs to 2LINE INVERSION mode of operation, or 1LINE
INVERSION mode of operation, can flash the picture data that picture condition detects display panel using above-mentioned detecting.
Wherein, according to the detecting condition of default noise picture type, judge whether picture data can produce bad picture,
Including：
For the picture data for needing to be shown by any odd-line pixels of the display panel or even rows, it is determined that should
The data differed in display panel on each odd-line pixels or even rows between identical data, and ought have M rows
The data differed in pixel between the identical data belong to preset range, and the M is when being more than or equal to three preset values, it is determined that
There is noise picture in the picture that the display panel is shown.
Specifically, display panel, which includes input in the pixel cell of multiple lines and multiple rows, each pixel cell, the pixel list
Member needs the picture data shown.For the pixel cell of each odd-numbered line, when phase between identical data in each odd-numbered line
The data amount check of difference belongs to preset range, and works as the data amount check category for existing and meeting and being differed between identical data in M row pixels
In preset range, and M is more than or equal to the 3rd preset value, it is determined that the picture that the display panel is shown has noise picture.One
As, when the frequency of saltus step between two identical datas adjacent in every one-row pixels unit belongs within 2~20KHz, then produce
Raw noise.It is consequently possible to calculate going out, when the data amount check differed between two adjacent identical datas meets 2~20KHz frequencies
The columns scope of the pixel cell of display panel is inputed in corresponding time range, then preset range of the invention is the picture
The columns scope of plain unit.Because for different display panels, the frequency for inputing to the picture data of display panel is different, institute
It can be defined with the preset range according to different display panels.3rd preset value is less than display surface panel number of pixels
Value, the present invention is not specifically limited.Similarly, for each even number line, the detecting condition of equally applicable above-mentioned detecting noise.
For example, the resolution ratio of a display panel is 1024 × 768, number of pixels is 1024 rows, row number of pixels at once
For 768.For the picture display data of the display panel, noise picture is judged whether.If preset range is 4-10, the 3rd
Preset value is 400.Referring to Fig. 3, the picture display data of preceding 8 pixel cells of the first row pixel.Wherein, input to it is each
In the case of pixel cell pixel electrode voltage V, first pixel cell 31, second pixel unit 32, the 7th pixel list
Member 37 and the picture luma data of the 8th pixel cell 38 is black, and the picture luma data of other pixel cells is ash, then and the
Two pixel cells 32 are identical with the picture data of the 7th pixel cell 37, and the number differed between two data of the identical
According to for 4, then the picture data of the row pixel cell may produce noise picture, when in the display panel exist 400 row pictures
Element, and the row pixel is odd-numbered line, the data for being satisfied by differing between identical data in its every one-row pixels are 4-10,
Then noise picture can be produced in the display panel.
In order to reduce the noise picture in display panel, will input to the identical data of the row pixel POL polarity or
DateIC polarity is changed, so as to avoid display panel from noise picture occur.Wherein change POL polarity or DateIC polarity
It is technology same as the prior art, here is omitted.
No matter it should be noted that display panel belongs to 2LINE INVERSION mode of operation, or 1LINE
INVERSION mode of operation, can detect the picture data of display panel using the condition of above-mentioned detecting noise picture.
Wherein, according to the detecting condition of default heat power consumption picture type, judge whether picture data can produce bad picture
Face, including：
For the picture data for needing to be shown by the display panel any row pixel, determine in the display panel per a line picture
The difference of picture data show on element per adjacent two row pixel, when there is the picture that often adjacent two row pixel is shown in P row pixels
The difference of face data is more than or equal to the number that there is the difference on default maximum difference, and the row pixel and is more than or equal to
4th preset value, and the P be more than or equal to five preset values when, determine that the picture that the display panel is shown has heat power consumption
Picture.
Specifically, display panel, which includes input in the pixel cell of multiple lines and multiple rows, each pixel cell, the pixel list
Member needs the picture data shown.When in any one-row pixels, the difference for the picture data that two adjacent row pixels are shown is more than
Or be more than or equal to equal to default maximum difference, and in the row pixel in the presence of the difference satisfaction more than or equal to the 4th preset value
There are P row pixels to meet above-mentioned default maximum difference and the 4th pre- in the condition of default maximum difference, and the display panel
If the condition of value, then P value is more than or equal to the 5th preset value, then there is heat power consumption picture in the display panel.
For example, the resolution ratio of a display panel is 1024 × 768, number of pixels is 1024 rows, row number of pixels at once
For 768.For the picture display data of the display panel, heat power consumption picture is judged whether.Assuming that default maximum difference
For 200, the 4th preset value is 400, and the 5th preset value is 800.Referring to Fig. 4, preceding 8 pixels of the first row pixel in display panel
Unit 41 in the case of different pixel electrode voltage V inputs, picture corresponding to the picture grey decision-making of display for it is black, white,
Black, white, black, white, black, white, wherein black grey decision-making is generally 256, white grey decision-making is generally 0, therefore, preceding 8 pixel lists
Difference between the picture data that picture is shown in two adjacent row pixels in member is 256, and 256 to be more than 200, when the row picture
Number of the difference more than 200 that there are the data between adjacent two row pixel cell in the picture data that picture is shown in element has 400
It is individual or more, and meet the above-mentioned " difference of the data between adjacent two row pixel cell in the presence of 800 row pixels in the display panel
Number more than 200 has 400 or more " condition, then there is heat power consumption picture in the display panel.
In order to reduce the heat power consumption picture in display panel, will input to the identical data of the row pixel POL polarity or
Person's DateIC polarity is changed, so as to avoid display panel from heat power consumption picture occur.Wherein change POL polarity or DateIC
Polarity is technology same as the prior art, and here is omitted.
No matter it should be noted that display panel belongs to 2LINE INVERSION mode of operation, or 1LINE
INVERSION mode of operation, can detect the picture data of display panel using the condition of above-mentioned detecting heat power consumption picture.
Wherein, this method also includes：
When the picture for any bad picture type of picture data generation that display panel progress picture is shown, and generation should
The area of the picture of bad picture type is more than or equal to preset area, it is determined that the display panel produces the bad picture type
Picture be special frame；Or,
When the picture for the bad picture type of picture data generation that display panel progress picture is shown, and generation is all not
The area sum of the picture of good picture type is more than or equal to preset area, it is determined that the display panel produces all bad pictures
The picture of type is special frame.
Specifically, when the bad detecting condition of the detecting picture provided according to the present invention, meeting in the display panel is detected
When producing bad picture, then continue to judge the special frame for displaying whether that large area occurs, influence the picture quality of picture.
Such as, when that can produce flicker picture in the display panel, then the area that the flicker picture is produced is more than or equal to preset area, then really
The fixed display panel produces the special frame of flicker picture.When noise picture can be produced in the display panel, then the noise picture
The area of generation is more than or equal to preset area, it is determined that the display panel produces the special frame of noise picture.When the display
Heat power consumption picture can be produced in panel, then the area that the heat power consumption picture is produced is more than or equal to preset area, it is determined that this shows
Show that panel produces the special frame of heat power consumption picture.Or, determine that the display panel produces noise picture and flicker picture, and should
The area sum that the noise picture and flicker picture are produced in display panel is more than or equal to preset area, it is determined that the display surface
Plate produces special frame.Wherein, preset area is the area defined according to the resolution ratio of display panel, and the present invention does not do specific limit
It is fixed.
For example, it is assumed that preset area is 236 × 120.Referring to Fig. 5, display panel 51 includes the picture 52 of flicker, and should
The area of the picture 52 of flicker is 250 × 119, then because 250 × 119 product is more than 236 × 120 product, this shows
Show that panel produces the special frame of flicker.Or, referring to Fig. 6, display panel 51 includes the picture 52 and heat power consumption of flicker
Picture 53, wherein, the area of the picture 52 of the flicker is 150 × 100, and the area of the picture 53 of the heat power consumption is 150 × 100,
The value of the area sum of the area of the picture 52 then flashed and the picture 53 of heat power consumption is more than the value of preset area 236 × 120, then
The display panel produces special frame.
Pass through the determination methods of special frame so that when in display panel be directed to each type bad picture, when it is determined that
The area that any type of bad picture is produced in the display panel is sufficiently small, then can be according to the institute produced in the display panel
There is the area of the bad picture of type, determine that the display panel produces special frame, so as to avoid the display of whole display panel
Quality.
In summary, the picture method for detecting that the present invention is provided, predefines the bad picture of three types, then first
For the method for detecting of default each bad picture type, collection first needs to carry out the picture that picture is shown by display panel
Data, then according to the detecting condition of the bad picture type, judge whether the picture data can produce bad picture.When it is determined that
When picture data produces bad picture, the picture data of display can be improved according to POL polarity or DateIC polarity is changed,
So as to judge that the picture data that display panel progress picture is shown whether there is bad picture, and reach to improve the mesh of picture quality
's.
Referring to Fig. 7, a kind of picture arrangement for detecting provided in an embodiment of the present invention, the device includes：
Collecting unit 71, needs to carry out the picture data that picture is shown by display panel for gathering；
Judging unit 72, for the detecting condition of default bad picture type, judges whether the picture data can produce
Raw bad picture.
It should be noted that the picture arrangement for detecting in the present invention, can be based on existing time-sequence control module
(TCON) it is improved, is of course not solely limited to be performed by time-sequence control module, a control module can also be increased, for realizing
Judgement to picture data, then improves POL polarity or DateIC polarity according to judged result.
It is preferred that the detecting condition of the default bad picture type includes the bad picture type of one or more of
Detecting condition：
Flash the detecting condition of picture type；
The detecting condition of noise picture type；
The detecting condition of heat power consumption picture type.
It is preferred that according to it is default flicker picture type detecting condition, the judging unit 72 specifically for：
For the picture data for needing to be shown by the row pixel of the display panel arbitrary neighborhood two, determine every in the display panel
The difference for the picture data that the two row pixel is shown in one-row pixels, when there is the picture that the two row pixel is shown in N row pixels
When the difference of data is more than or equal to the second preset value more than or equal to the first preset value, and the N, determine that the display panel shows
There is flicker picture in the picture shown.
It is preferred that according to the detecting condition of default noise picture type, the judging unit 72 specifically for：
For the picture data for needing to be shown by any odd-line pixels of the display panel or even rows, it is determined that should
The data differed in display panel on each odd-line pixels or even rows between identical data, and ought have M rows
The data differed in pixel between the identical data belong to preset range, and the M is when being more than or equal to three preset values, it is determined that
There is noise picture in the picture that the display panel is shown.
It is preferred that according to the detecting condition of default heat power consumption picture type, the judging unit 72 specifically for：
For the picture data for needing to be shown by the display panel any row pixel, determine in the display panel per a line picture
The difference of picture data show on element per adjacent two row pixel, when there is the picture that often adjacent two row pixel is shown in P row pixels
The difference of face data is more than or equal to the number that there is the difference on default maximum difference, and the row pixel and is more than or equal to
4th preset value, and the P be more than or equal to five preset values when, determine that the picture that the display panel is shown has heat power consumption
Picture.
It is preferred that the device also includes：
Determining unit, for carrying out any bad picture type of picture data generation that picture is shown when the display panel
Picture, and produce the bad picture type picture area be more than or equal to preset area, it is determined that the display panel produce
The picture of the bad picture type is special frame；Or,
When the picture for the bad picture type of picture data generation that display panel progress picture is shown, and generation is all not
The area sum of the picture of good picture type is more than or equal to preset area, it is determined that the display panel produces all bad pictures
The picture of type is special frame.
In summary, the picture method for detecting that the present invention is provided, predefines the bad picture of three types, then first
For the method for detecting of default each bad picture type, collection first needs to carry out the picture that picture is shown by display panel
Data, then according to the detecting condition of the bad picture type, judge whether the picture data can produce bad picture.When it is determined that
When picture data produces bad picture, the picture data of display can be improved according to POL polarity or DateIC polarity is changed,
So as to judge that the picture data that display panel progress picture is shown whether there is bad picture, and reach to improve the mesh of picture quality
's.
Obviously, those skilled in the art can carry out the essence of various changes and modification without departing from the present invention to the present invention
God and scope.So, if these modifications and variations of the present invention belong to the scope of the claims in the present invention and its equivalent technologies
Within, then the present invention is also intended to comprising including these changes and modification.
Claims (10)
1. a kind of picture method for detecting, it is characterised in that this method includes：
Collection needs to carry out the picture data that picture is shown by display panel；
According to the detecting condition of default bad picture type, judge whether the picture data can produce bad picture；
Wherein, the detecting condition of default bad picture type includes：Flash the detecting condition of picture type；
According to the detecting condition of default flicker picture type, judge whether the picture data can produce bad picture, including：
For the picture data for needing to be shown by the row pixel of the display panel arbitrary neighborhood two, determine in the display panel per a line
The difference for the picture data that the adjacent two row pixel is shown in pixel, when having what the adjacent two row pixel in N row pixels was shown
When the difference of picture data is more than or equal to the second preset value more than or equal to the first preset value, and the N, the display surface is determined
There is flicker picture in the picture that plate is shown.
2. according to the method described in claim 1, it is characterised in that the detecting condition of the default bad picture type is also wrapped
Include the detecting condition of following one or two kinds of bad picture types：
The detecting condition of noise picture type；
The detecting condition of heat power consumption picture type.
3. method according to claim 2, it is characterised in that according to the detecting condition of default noise picture type, sentence
Whether the picture data that breaks can produce bad picture, including：
For the picture data for needing to be shown by any odd-line pixels of the display panel or even rows, the display is determined
The data differed in panel on each odd-line pixels or even rows between identical data, and ought have M row pixels
The data differed between the upper identical data belong to preset range, and the M is when being more than or equal to three preset values, determines that this shows
Show that the picture of Display panel has noise picture.
4. method according to claim 2, it is characterised in that according to the detecting condition of default heat power consumption picture type,
Judge whether the picture data can produce bad picture, including：
For the picture data for needing to be shown by the display panel any row pixel, determine in the display panel in every one-row pixels
The difference of picture data show per adjacent two row pixel, when there are the frame numbers that often adjacent two row pixel is shown in P row pixels
According to difference be more than or equal on default maximum difference, and the row pixel and there is the picture shown per adjacent two row pixel
The difference of data be more than or equal to default maximum difference number be more than or equal to the 4th preset value, and the P be more than or
During equal to five preset values, determine that the picture that the display panel is shown has heat power consumption picture.
5. the method according to any claims of claim 1-4, it is characterised in that this method also includes：
When the picture for any bad picture type of picture data generation that display panel progress picture is shown, and it is bad to produce this
The area of the picture of picture type is more than or equal to preset area, it is determined that the display panel produces the picture of the bad picture type
Face is special frame；Or,
When the display panel carries out the picture for the bad picture type of picture data generation that picture is shown, and all bad pictures of generation
The area sum of the picture of noodles type is more than or equal to preset area, it is determined that the display panel produces all bad picture types
Picture be special frame.
6. a kind of picture arrangement for detecting, it is characterised in that the device includes：
Collecting unit, needs to carry out the picture data that picture is shown by display panel for gathering；
Judging unit, for the detecting condition according to default bad picture type, judges whether the picture data can produce
Bad picture；
Wherein, the detecting condition of default bad picture type includes：Flash the detecting condition of picture type；
According to it is default flicker picture type detecting condition, the judging unit specifically for：
For the picture data for needing to be shown by the row pixel of the display panel arbitrary neighborhood two, determine in the display panel per a line
The difference for the picture data that the adjacent two row pixel is shown in pixel, when having what the adjacent two row pixel in N row pixels was shown
When the difference of picture data is more than or equal to the second preset value more than or equal to the first preset value, and the N, the display surface is determined
There is flicker picture in the picture that plate is shown.
7. device according to claim 6, it is characterised in that the detecting condition of the default bad picture type is also wrapped
Include the detecting condition of following one or two kinds of bad picture types：
The detecting condition of noise picture type；
The detecting condition of heat power consumption picture type.
8. device according to claim 7, it is characterised in that according to the detecting condition of default noise picture type, institute
State judging unit specifically for：
For the picture data for needing to be shown by any odd-line pixels of the display panel or even rows, the display is determined
The data differed in panel on each odd-line pixels or even rows between identical data, and ought have M row pixels
The data differed between the upper identical data belong to preset range, and the M is when being more than or equal to three preset values, determines that this shows
Show that the picture of Display panel has noise picture.
9. device according to claim 7, it is characterised in that according to the detecting condition of default heat power consumption picture type,
The judging unit specifically for：
For the picture data for needing to be shown by the display panel any row pixel, determine in the display panel in every one-row pixels
The difference of picture data show per adjacent two row pixel, when there are the frame numbers that often adjacent two row pixel is shown in P row pixels
According to difference be more than or equal on default maximum difference, and the row pixel and there is the picture shown per adjacent two row pixel
The difference of data be more than or equal to default maximum difference number be more than or equal to the 4th preset value, and the P be more than or
During equal to five preset values, determine that the picture that the display panel is shown has heat power consumption picture.
10. the device according to any claims of claim 6-9, it is characterised in that the device also includes：
Determining unit, the picture for carrying out any bad picture type of picture data generation that picture is shown when the display panel
Face, and produce the bad picture type picture area be more than or equal to preset area, it is determined that the display panel produce should
The picture of bad picture type is special frame；Or,
When the display panel carries out the picture for the bad picture type of picture data generation that picture is shown, and all bad pictures of generation
The area sum of the picture of noodles type is more than or equal to preset area, it is determined that the display panel produces all bad picture types
Picture be special frame.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510632083.0A CN105139819B (en) | 2015-09-29 | 2015-09-29 | A kind of picture method for detecting and picture arrangement for detecting |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510632083.0A CN105139819B (en) | 2015-09-29 | 2015-09-29 | A kind of picture method for detecting and picture arrangement for detecting |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105139819A CN105139819A (en) | 2015-12-09 |
| CN105139819B true CN105139819B (en) | 2017-08-04 |
Family
ID=54725141
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510632083.0A Expired - Fee Related CN105139819B (en) | 2015-09-29 | 2015-09-29 | A kind of picture method for detecting and picture arrangement for detecting |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105139819B (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107038998A (en) * | 2017-06-27 | 2017-08-11 | 芯颖科技有限公司 | Display driving method, device and system |
| CN107527588B (en) * | 2017-10-27 | 2020-08-25 | 京东方科技集团股份有限公司 | Display driving circuit, driving method thereof and display device |
| CN109933300B (en) * | 2019-03-20 | 2022-07-15 | 合肥鑫晟光电科技有限公司 | Display processing method, display panel and display device |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TWM264591U (en) * | 2004-05-18 | 2005-05-11 | Aisys Vision Corp | Image inspection device |
| CN102270443A (en) * | 2011-08-15 | 2011-12-07 | 南京中电熊猫液晶显示科技有限公司 | Output image noise reduction method applied to thin-film field-effect transistor liquid crystal display |
| CN104680961A (en) * | 2015-03-18 | 2015-06-03 | 京东方科技集团股份有限公司 | Image detection method, image detection device, display panel and display device |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101819737B (en) * | 2007-01-15 | 2013-04-10 | 乐金显示有限公司 | Liquid crystal display and driving method thereof |
| TWI509591B (en) * | 2012-11-21 | 2015-11-21 | Innocom Tech Shenzhen Co Ltd | A display panel with driving method for reducing crosstalk |
-
2015
- 2015-09-29 CN CN201510632083.0A patent/CN105139819B/en not_active Expired - Fee Related
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TWM264591U (en) * | 2004-05-18 | 2005-05-11 | Aisys Vision Corp | Image inspection device |
| CN102270443A (en) * | 2011-08-15 | 2011-12-07 | 南京中电熊猫液晶显示科技有限公司 | Output image noise reduction method applied to thin-film field-effect transistor liquid crystal display |
| CN104680961A (en) * | 2015-03-18 | 2015-06-03 | 京东方科技集团股份有限公司 | Image detection method, image detection device, display panel and display device |
Also Published As
| Publication number | Publication date |
|---|---|
| CN105139819A (en) | 2015-12-09 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US9305511B2 (en) | Common electrode voltage compensating method, apparatus and timing controller | |
| CN105139819B (en) | A kind of picture method for detecting and picture arrangement for detecting | |
| US9898944B2 (en) | Detecting circuit, detecting method and display device | |
| EP2709097B1 (en) | Driving method and apparatus of liquid crystal display apparatus, and liquid crystal display apparatus | |
| CN101093635B (en) | Image processing apparatus and method for decreasing power consumption of self-luminescence display | |
| JP6553330B2 (en) | Display device and driving method thereof | |
| CN104505047B (en) | Display driving method, circuit and liquid crystal display | |
| CN104978748A (en) | Liquid crystal screen defect detection method based on local pixel values | |
| CN107516495A (en) | Detection method and device, its compensation method and the display device of pixel charging compensation | |
| CN102402918B (en) | Method for improving picture quality and liquid crystal display (LCD) | |
| CN106782397A (en) | The compensation method of display panel and its common electric voltage, display device | |
| CN104021774A (en) | Image processing method and apparatus | |
| CN102200857A (en) | Touch signal scanning frequency determining method of touch panel | |
| US9857899B2 (en) | Array substrate and drive method thereof, touch control display panel, and display apparatus | |
| CN101315740A (en) | Pattern detection circuit and method thereof | |
| CN102483907A (en) | Display device | |
| CN106875880A (en) | A kind of common electric voltage compensation circuit, compensation method and display device | |
| CN101315473B (en) | Crystal display device and driving method thereof | |
| CN107204174A (en) | Liquid crystal display panel and its driving method, liquid crystal display | |
| CN107093410A (en) | Liquid crystal display brightness control method, device and LCDs | |
| CN101867787B (en) | Self-test method for LCD display with camera | |
| CN105225651A (en) | Vision-control device, power circuit, display device and vision-control method | |
| CN105609073A (en) | Drive circuit, drive method, and display apparatus | |
| US7884792B2 (en) | Method of extracting optimized digital variable resistor value and system using the same | |
| CN107393454B (en) | Method for obtaining charging rate of liquid crystal display panel |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170804 Termination date: 20200929 |