CN107393471B - Multi-line addressing driving method and system - Google Patents
Multi-line addressing driving method and system Download PDFInfo
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- CN107393471B CN107393471B CN201710645779.6A CN201710645779A CN107393471B CN 107393471 B CN107393471 B CN 107393471B CN 201710645779 A CN201710645779 A CN 201710645779A CN 107393471 B CN107393471 B CN 107393471B
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- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
- G09G3/00—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes
- G09G3/20—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters
- G09G3/22—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters using controlled light sources
- G09G3/30—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters using controlled light sources using electroluminescent panels
- G09G3/32—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters using controlled light sources using electroluminescent panels semiconductive, e.g. using light-emitting diodes [LED]
- G09G3/3208—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters using controlled light sources using electroluminescent panels semiconductive, e.g. using light-emitting diodes [LED] organic, e.g. using organic light-emitting diodes [OLED]
- G09G3/3216—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters using controlled light sources using electroluminescent panels semiconductive, e.g. using light-emitting diodes [LED] organic, e.g. using organic light-emitting diodes [OLED] using a passive matrix
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Abstract
The embodiment of the invention provides a kind of multi-line addressing driving method and systems, are related to OLED field of display technology.Method includes that processor carries out analysis meter calculating turntable driving mode to the N row data in the raw image data read, sends driver' s timing waveform generation instruction to sequence controller based on turntable driving mode and the corresponding column decomposition data of driver' s timing waveform is sent to column driver block；Then after sequence controller receives the generation instruction of driver' s timing waveform, generate the corresponding driver' s timing waveform of turntable driving mode, and the line driver is controlled based on driver' s timing waveform and carries out driving scanning, so as to the row driving of line driver control OLED pixel array；Column driver block receives the corresponding column decomposition data of the driver' s timing waveform, the column driving of control OLED pixel array, reads the data processing of N row by processor by this and obtains improving the service life of OLED, reducing power consumption, improve resolution ratio in a manner of turntable driving.
Description
Technical field
The present invention relates to OLED field of display technology, in particular to a kind of multi-line addressing driving method and system.
Background technique
Organic Light Emitting Diode (Organic Light Emitting Diode, OLED) is used as a kind of novel light-emitting skill
Art, with the incomparable advantage of some other flat-panel monitor, its main technical characterstic be self-luminous, full-color EL display,
High brightness, low-voltage, low-power consumption, frivolous (volume and weight are only the 1/3 of LCD), high-luminous-efficiency, is quickly rung at high contrast
It answers, wide viewing angle etc..Organic Light Emitting Diode (OLED) is known as the third generation display technology after LCD by industry, but at present
Service life falls short of and the resolution ratio of PMOLED (Passive Matrix OLED) is lower.Traditional one-line scanning line by line
Driving method is in the period for showing a frame image, and the time that every row pixel is lit is short, therefore in order to reach object brightness, often
Peak point current needed for row pixel is just very big, this just greatly reduces the service life of OLED element；In addition, electric current is bigger,
The heat power consumption of component is also bigger, this is greatly increased power consumption；Furthermore since peak point current can not unconfined increasing
Greatly, the raising of PMOLED display resolution is constrained.
Summary of the invention
The purpose of the present invention is to provide a kind of multi-line addressing driving method and systems, to improve the above problem.For reality
Existing above-mentioned purpose, the technical solution adopted by the present invention is as follows:
In a first aspect, being applied to multi-line addressing driving system the embodiment of the invention provides a kind of multi-line addressing driving method
System, the system comprises processor, sequence controller, line driver and column driver blocks.The described method includes: the processing
Device carries out analysis meter to the N row data in the raw image data read and calculates turntable driving mode, is driven based on the scanning
Flowing mode sends driver' s timing waveform generation instruction to the sequence controller and divides the corresponding column of the driver' s timing waveform
Solution data are sent to the column driver block；After the sequence controller receives the driver' s timing waveform generation instruction,
The corresponding driver' s timing waveform of the turntable driving mode is generated, and the line driver is controlled based on the driver' s timing waveform
Driving scanning is carried out, so as to the row driving of line driver control OLED pixel array；The column driver block receives
The corresponding column decomposition data of the driver' s timing waveform controls the column driving of the OLED pixel array.
Second aspect, the embodiment of the invention provides a kind of multi-line addressing drive system, the system comprises processor, when
Sequence controller, line driver and column driver block.The processor respectively with the sequence controller, the row driver mould
Block coupling, the sequence controller are coupled with the line driver.The processor, for the raw image data read
In N row data carry out analysis meter and calculate turntable driving mode, sent out to the sequence controller based on the turntable driving mode
Driver' s timing waveform is sent to generate instruction and the corresponding column decomposition data of the driver' s timing waveform is sent to the row driver
Module.The sequence controller generates the turntable driving mode after receiving the driver' s timing waveform generation instruction
Corresponding driver' s timing waveform, and the line driver is controlled based on the driver' s timing waveform and carries out driving scanning, with toilet
State the row driving of line driver control OLED pixel array.The column driver block, for receiving the driver' s timing wave
The corresponding column decomposition data of shape controls the column driving of the OLED pixel array.
The embodiment of the invention provides a kind of multi-line addressing driving method and system, the processor is original to what is read
N row data in image data carry out analysis meter and calculate turntable driving mode, are based on the turntable driving mode to the timing
Controller sends driver' s timing waveform and generates instruction and be sent to the corresponding column decomposition data of the driver' s timing waveform described
Column driver block；Then after the sequence controller receives the driver' s timing waveform generation instruction, the scanning is generated
The corresponding driver' s timing waveform of driving method, and driving is carried out based on the driver' s timing waveform control line driver and is swept
It retouches, so as to the row driving of line driver control OLED pixel array；When the column driver block receives the driving
The corresponding column decomposition data of sequence waveform controls the column driving of the OLED pixel array, reads N row data by processor with this
The shortcomings that processing obtains turntable driving mode, makes up conventional progressive one-line scanning improves the service life of OLED, reduces power consumption, improves
Resolution ratio.
Other features and advantages of the present invention will be illustrated in subsequent specification, also, partly be become from specification
It is clear that by implementing understanding of the embodiment of the present invention.The objectives and other advantages of the invention can be by written theory
Specifically noted structure is achieved and obtained in bright book, claims and attached drawing.
Detailed description of the invention
In order to illustrate the technical solution of the embodiments of the present invention more clearly, below will be to needed in the embodiment attached
Figure is briefly described, it should be understood that the following drawings illustrates only certain embodiments of the present invention, therefore is not construed as pair
The restriction of range for those of ordinary skill in the art without creative efforts, can also be according to this
A little attached drawings obtain other relevant attached drawings.
Fig. 1 is the application environment of the embodiment of the present invention；
Fig. 2 is the flow chart of multi-line addressing methods provided in an embodiment of the present invention；
Fig. 3 is the first sub-process figure of multi-line addressing methods provided in an embodiment of the present invention；
Fig. 4 is the second sub-process figure of multi-line addressing methods provided in an embodiment of the present invention；
Fig. 5 is the third sub-process figure of multi-line addressing methods provided in an embodiment of the present invention；
Fig. 6 be multi-line addressing driving method provided in an embodiment of the present invention in SLA turntable driving mode (2 line), 1/
2MLA+SLA turntable driving mode (2 line) and MLA turntable driving mode (2 line) schematic diagram；
Fig. 7 be multi-line addressing driving method provided in an embodiment of the present invention in SLA turntable driving mode (3 line), 1/
3MLA+SLA turntable driving mode (3 line), 2/3MLA+SLA turntable driving mode (3 line), MLA turntable driving mode (3 line) are shown
It is intended to；
Fig. 8 is the SLA turntable driving mode (4 line) in multi-line addressing methods provided in an embodiment of the present invention, 1/4MLA+
SLA turntable driving mode (4 line) and 1/2MLA+SLA turntable driving mode (4 line) schematic diagram；
Fig. 9 be multi-line addressing methods provided in an embodiment of the present invention in 3/4MLA+SLA turntable driving mode (4 line) and
MLA turntable driving mode (4 line) schematic diagram；
Figure 10 is one schematic diagram of sample instance of multi-line addressing driving method provided in an embodiment of the present invention；
Figure 11 is two schematic diagram of sample instance of the multi-line addressing driving method of the embodiment of the present invention.
Specific embodiment
In order to make the object, technical scheme and advantages of the embodiment of the invention clearer, below in conjunction with the embodiment of the present invention
In attached drawing, technical scheme in the embodiment of the invention is clearly and completely described, it is clear that described embodiment is
A part of the embodiment of the present invention, instead of all the embodiments.The present invention being usually described and illustrated herein in the accompanying drawings is implemented
The component of example can be arranged and be designed with a variety of different configurations.Therefore, below to the reality of the invention provided in the accompanying drawings
The detailed description for applying example is not intended to limit the range of claimed invention, but is merely representative of selected implementation of the invention
Example.Based on the embodiments of the present invention, obtained by those of ordinary skill in the art without making creative efforts
Every other embodiment, shall fall within the protection scope of the present invention.
It should also be noted that similar label and letter indicate similar terms in following attached drawing, therefore, once a certain Xiang Yi
It is defined in a attached drawing, does not then need that it is further defined and explained in subsequent attached drawing.Meanwhile of the invention
In description, term " first ", " second " etc. are only used for distinguishing description, are not understood to indicate or imply relative importance.
The following each embodiments of the present invention can be applied in environment as shown in Figure 1 unless otherwise instructed, as shown in Figure 1,
Multi-line addressing drive system may include processor 110, sequence controller 120, line driver 130 and column driver block 140.
The processor 110 is coupled with the sequence controller 120, the column driver block 140 respectively.The sequence controller
120 couple with the line driver 130.It is directly or indirectly electrically connected between each element, to realize the transmission or interaction of data.
For example, can realize electrical connection by one or more communication bus or signal bus between these elements.The row driver
Module 140 and the line driver 130 are also coupled with OLED pixel array 200, to drive in the OLED pixel array
Each pixel is lighted.The N row and M column array that OLED pixel array 200 can be arranged with OLED pixel.
The processor 110 calculates scanning for carrying out analysis meter to the N row data in the raw image data read
Driving method, based on the turntable driving mode to the sequence controller 120 send driver' s timing waveform generate instruction and will
The corresponding column decomposition data of the driver' s timing waveform is sent to the column driver block 140.
Processor 110 can be a kind of IC chip, have signal handling capacity.Above-mentioned processor can be general
Processor, including central processing unit (Central Processing Unit, abbreviation CPU), network processing unit (Network
Processor, abbreviation NP) etc.；It can also be digital signal processor (DSP), specific integrated circuit (ASIC), ready-made programmable
Gate array (FPGA) either other programmable logic device, discrete gate or transistor logic, discrete hardware components.It can
To realize or execute disclosed each method, step and the logic diagram in the embodiment of the present application.General processor can be micro-
Processor or the processor are also possible to any conventional processor etc..
The sequence controller 120 generates the scanning and drives after receiving the driver' s timing waveform generation instruction
The corresponding driver' s timing waveform of flowing mode, and driving is carried out based on the driver' s timing waveform control line driver 130 and is swept
It retouches, so as to the row driving of the line driver 130 control OLED pixel array 200.
The column driver block 140 controls institute for receiving the corresponding column decomposition data of the driver' s timing waveform
State the column driving of OLED pixel array 200.
The column drive module 140 may include column decomposition data memory 142 and row driver 144.The column driving
Device 144 is coupled with the OLED pixel array.
Column decomposition data memory 142, for storing the corresponding column decomposition data of the driver' s timing waveform.The column drive
Dynamic device 144, the column for controlling the OLED pixel array 200 drive.
The system can also include frame memory 150.The frame memory 150 is coupled with the processor 110.It is described
Frame memory 150, for storing the raw image data of every frame input, so that the processor is read in the frame memory
N row data in raw image data.
Column decomposition data memory 142 and frame memory 150 may each comprise but be not limited to random access memory
(Random Access Memory, RAM), read-only memory (Read Only Memory, ROM), programmable read only memory
(Programmable Read-Only Memory, PROM), erasable read-only memory (Erasable Programmable
Read-Only Memory, EPROM), electricallyerasable ROM (EEROM) (Electric Erasable Programmable
Read-Only Memory, EEPROM) etc..
It is appreciated that structure shown in FIG. 1 is only to illustrate, electronic equipment 100 may also include it is more than shown in Fig. 1 or
Less component, or with the configuration different from shown in Fig. 1.Each component shown in Fig. 1 can using hardware, software or its
Combination is realized.
In the embodiment of the present invention, OLED pixel array can be OLED display.
Referring to Fig. 2, being applied to multi-line addressing driving system the embodiment of the invention provides a kind of multi-line addressing driving method
System, the system comprises processor, sequence controller, line driver and column driver blocks, and the method may include steps
S200, step S210 and step S220.
Step S200: the processor carries out analysis meter calculating to the N row data in the raw image data read and sweeps
Driving method is retouched, driver' s timing waveform is sent to the sequence controller based on the turntable driving mode and generates instruction and by institute
It states the corresponding column decomposition data of driver' s timing waveform and is sent to the column driver block.
Based on step S200, further, the processor reads the raw image data prestored line by line, as unit of N
Judged, if read the N row data in the raw image data, will be read by preset matrix decomposition rule
N row data in raw image data are decomposed into MLA matrix and SLA matrix, are swept according to the MLA matrix and SLA matrix
Retouch driving method.
In the present embodiment, MLA (Multi Line Addressing) indicates multinomial addressing.SLA(Single Line
Addressing single-line addressing) is indicated.The preset matrix decomposition rule can be nonnegative matrix factor decomposition method.
Before step S200, the method can also include:
The raw image data is stored into the frame memory；
The processor reads the N row data in the raw image data in the frame memory.
Referring to Fig. 3, being based on step S200, step S201: the processor reads the frame original graph in frame memory
As data, a frame data are read line by line, are judged as unit of N, read N row not yet if reading, continue to read number
According to calculating separately each respective R of pixel in the N row data if reading the N row data in the raw image data
Component, G component, the optimal gear value of B component each column simultaneously carry out MLA matrix and SLA matrix decomposition to RGB component.
In the present embodiment, N row data can be expressed as (i-N+1, i-N+2 ... i-1, i), and N can be for less than or equal to institute
The natural number of the column and row number of OLED pixel battle array is stated, i can be the natural number less than or equal to N.Such as N can be 20.RGB component
Including R component, G component and B component.R component indicates red (Red) component.Green (Green) component of G representation in components.B component
Indicate blue (Blue) component.
It should be noted that can be to fix the decomposition of unit N traveling row matrix in a frame raw image data, it can also be with
The unit N of variation carries out matrix decomposition, i.e. drive waveforms in a frame image can be appointing for any multi-thread turntable driving mode
Meaning combination.
Step S202: according to be calculated the respective R component of each pixel, G component, B component each column optimal gear
Place value is extracted the smallest optimal gear value in N row MLA matrix and is respectively corresponded to as the N row data R component, G component, B component
MLA matrix；
Step S203: according to the raw image data RGB component matrix and the N row data R component being calculated, G points
Amount, the corresponding MLA matrix of B component, are calculated the N row data R component, G component, the corresponding SLA square of B component
Battle array；
For example, the N row data R component, G component, the corresponding MLA matrix of B component are respectively with M_final_R, M_
Final_G, M_final_B are indicated；The N row data R component, G component, the corresponding SLA matrix of B component are respectively with S_
Final_R, S_final_G, S_final_B.
Step S204: whether the N row data R component that judgement obtains in advance is all identical, if so, obtaining the N row data R
Component uses N row MLA turntable driving mode；
Step S205: if it is not, judging whether the data of the corresponding MLA matrix of the N row data R component are equal to default maximum
(N-1/N) of grayscale value times, if the data of the corresponding MLA matrix of the N row data R component are equal to default maximum gray value
(N-1/N) again, it obtains the N row data R component and uses (N-1/N) MLA+SLA array sweeping driving method, if the N line number
It is not equal to (N-1/N) times of default maximum gray value according to the data of the corresponding MLA matrix of R component, successively recursion continues to judge, directly
To judging whether the data of the corresponding MLA matrix of the N row data R component are equal to (1/N) times of default maximum gray value, if institute
The data for stating the corresponding MLA matrix of N row data R component are equal to (1/N) times of default maximum gray value, obtain the N row data R
Component uses (1/N) MLA+SLA array sweeping driving method, is driven if it has not, obtaining the N row data R component using SLA scanning
Flowing mode.If not shown a frame, continue to read next line, if completing one frame data of display, reads next frame data.
Similarly, it repeats the above steps, completes the display of multiframe data.
The range of default maximum gray value is 0-255, such as default maximum gray value can be 255.
It please refers to Fig. 3 and refering to Fig. 4, is based on step S200, after step S203, the method can also include:
Step S206: whether the N row data G component that judgement obtains in advance is all identical, uses if so, obtaining the N row data G component
N row MLA turntable driving mode；
Step S207: if it is not, judging whether the data of the corresponding MLA matrix of the N row data G component are equal to default maximum
(N-1/N) of grayscale value times, if the data of the corresponding MLA matrix of the N row data G component are equal to default maximum gray value
(N-1/N) again, it obtains the N row data G component and uses (N-1/N) MLA+SLA array sweeping driving method, if the N line number
It is not equal to (N-1/N) times of default maximum gray value according to the data of the corresponding MLA matrix of G component, successively recursion continues to judge, directly
To judging whether the data of the corresponding MLA matrix of the N row data G component are equal to (1/N) times of default maximum gray value, if institute
The data for stating the corresponding MLA matrix of N row data G component are equal to (1/N) times of default maximum gray value, obtain the N row data G
Component uses (1/N) MLA+SLA array sweeping driving method, is driven if it has not, obtaining the N row data G component using SLA scanning
Flowing mode.If not shown a frame, continue to read next line, if completing one frame data of display, reads next frame data.
Similarly, it repeats the above steps, completes the display of multiframe data.
Fig. 3 and Fig. 5 are please referred to, step S200 is based on, after step S203, the method can also include: step S208:
Whether all identical judge the N row data B component obtained in advance, is swept if so, obtaining the N row data B component using N row MLA
Retouch driving method；
Step S209: if it is not, judging whether the data of the corresponding MLA matrix of the N row data B component are equal to default maximum
(N-1/N) of grayscale value times, if the data of the corresponding MLA matrix of the N row data B component are equal to default maximum gray value
(N-1/N) again, it obtains the N row data B component and uses (N-1/N) MLA+SLA array sweeping driving method, if the N line number
It is not equal to (N-1/N) times of default maximum gray value according to the data of the corresponding MLA matrix of B component, successively recursion continues to judge, directly
To judging whether the data of the corresponding MLA matrix of the N row data B component are equal to (1/N) times of default maximum gray value, if institute
The data for stating the corresponding MLA matrix of N row data B component are equal to (1/N) times of default maximum gray value, obtain the N row data B
Component uses (1/N) MLA+SLA array sweeping driving method, is driven if it has not, obtaining the N row data B component using SLA scanning
Flowing mode.If not shown a frame, continue to read next line, if completing one frame data of display, reads next frame data.
Similarly, it repeats the above steps, completes the display of multiframe data.
As shown in fig. 6, trowIndicate the sweep spacing of row, (a) is multi-line addressing driving method provided in an embodiment of the present invention
In SLA turntable driving mode (2 line).Corresponding two rows up and down.It (b) is the 1/ of the multi-line addressing driving method of the embodiment of the present invention
2MLA+SLA turntable driving mode (2 line), corresponding two rows up and down, in the total driving time and (a) of the driving method driving two rows
SLA turntable driving mode (2 line) is identical, wherein two rows scan simultaneously in preceding 1/2 time, sweeps in rear 1/2 time for SLA
It retouches.It (c) is the MLA turntable driving mode (2 line) of the multi-line addressing driving method of the embodiment of the present invention, corresponding two rows up and down should
Total driving time of driving method driving two rows is identical as SLA turntable driving mode (2 line) in (a), all carries out in institute's having time
Two rows scan simultaneously.
As shown in fig. 7, (a) is the SLA turntable driving mode (3 of multi-line addressing driving method provided in an embodiment of the present invention
Line).Corresponding three row of upper, middle and lower.(b) it is scanned for the 1/3MLA+SLA of multi-line addressing driving method provided in an embodiment of the present invention
Driving method (3 line), corresponding three row of upper, middle and lower, the driving method drive SLA scanning in the total driving time and (a) of three rows to drive
Flowing mode (3 line) is identical, wherein three rows scan simultaneously in preceding 1/3 time, scans in rear 2/3 time for SLA.It (c) is this
The 2/3MLA+SLA turntable driving mode (3 line) for the multi-line addressing driving method that inventive embodiments provide, corresponding upper, middle and lower three
Row, the driving method drive total driving time of three rows identical as SLA turntable driving mode (3 line) in (a), wherein preceding 2/3
Three rows scan simultaneously in time, scan in rear 1/3 time for SLA.(d) it is driven for multi-line addressing provided in an embodiment of the present invention
The MLA turntable driving mode (3 line) of method, corresponding three row of upper, middle and lower, the driving method drive total driving time of three rows with
(a) SLA turntable driving mode (3 line) is identical in, and institute's having time all carries out three rows while scanning.
As shown in figure 8, (a) is the SLA turntable driving mode (4 of multi-line addressing driving method provided in an embodiment of the present invention
Line).The first row, two rows, three rows and four rows of corresponding horizontal direction.(b) it is driven for multi-line addressing provided in an embodiment of the present invention
The 1/4MLA+SLA turntable driving mode (4 line) of method, the first row, two rows, three rows and four rows of corresponding horizontal direction, the driving
Mode drives total driving time of four rows identical as SLA turntable driving mode (4 line) in (a), wherein four rows in preceding 1/4 time
It scans, is scanned in rear 3/4 time for SLA simultaneously.It (c) is the 1/ of multi-line addressing driving method provided in an embodiment of the present invention
2MLA+SLA turntable driving mode (4 line), the first row, two rows, three rows and four rows of corresponding horizontal direction, driving method driving
Total driving time of four rows is identical as SLA turntable driving mode (4 line) in (a), wherein four rows are swept simultaneously in preceding 1/2 time
It retouches, is scanned in rear 1/2 time for SLA.
As shown in figure 9, (a) is the 3/4MLA+SLA turntable driving of multi-line addressing driving method provided in an embodiment of the present invention
Mode (4 line), the first row, two rows, three rows and four rows of corresponding horizontal direction, the driving method drive total driving time of four rows
(a) SLA turntable driving mode (4 line) is identical in Fig. 8, wherein four rows scan simultaneously in preceding 3/4 time, rear 1/4 time
It is interior to be scanned for SLA.It (b) is the MLA turntable driving mode (4 line) of multi-line addressing driving method provided in an embodiment of the present invention, it is right
The first row, two rows, three rows and four rows of horizontal direction are answered, which drives in the total driving time and Fig. 8 of four rows (a)
SLA turntable driving mode (4 line) is identical, and institute's having time all carries out four rows while scanning.
As shown in Figure 10, Figure 10 is the sample instance one of multi-line addressing driving method provided in an embodiment of the present invention, sample
Example one is corresponding with the 1st the-the 20 row of row, and each row is corresponding with the value of RGB component, using SLA (2 line), 1/2MLA+SLA (2 line)
With the turntable driving mode of MLA (2 line) combination.
As shown in figure 11, Figure 11 is the sample instance two of the multi-line addressing driving method of the embodiment of the present invention, sample instance
Two are corresponding with the 1st the-the 20 row of row, and each row is corresponding with the value of RGB component, using SLA (4 line), 1/4MLA+SLA (4 line), 1/
The turntable driving mode of 2MLA+SLA (4 line), 3/4MLA+SLA (4 line) and MLA combination.
It should be noted that the present embodiment lists two sample instances for convenient for statement, but the invention is not limited to
Two sample instances, the combination of SLA, MLA+SLA, MLA drive waveforms and any way drive waveforms of any line number is all
Belong to scope according to the present invention.
Step S210: after the sequence controller receives the driver' s timing waveform generation instruction, the scanning is generated
The corresponding driver' s timing waveform of driving method, and driving is carried out based on the driver' s timing waveform control line driver and is swept
It retouches, so as to the row driving of line driver control OLED pixel array.
Step S220: the column driver block receives the corresponding column decomposition data of the driver' s timing waveform, control
The column of the OLED pixel array drive.
The embodiment of the invention provides a kind of multi-line addressing driving method and system, the processor is original to what is read
N row data in image data carry out analysis meter and calculate turntable driving mode, are based on the turntable driving mode to the timing
Controller sends driver' s timing waveform and generates instruction and be sent to the corresponding column decomposition data of the driver' s timing waveform described
Column driver block；Then after the sequence controller receives the driver' s timing waveform generation instruction, the scanning is generated
The corresponding driver' s timing waveform of driving method, and driving is carried out based on the driver' s timing waveform control line driver and is swept
It retouches, so as to the row driving of line driver control OLED pixel array；When the column driver block receives the driving
The corresponding column decomposition data of sequence waveform controls the column driving of the OLED pixel array, reads N row data by processor with this
The shortcomings that processing obtains turntable driving mode, makes up conventional progressive one-line scanning improves the service life of OLED, reduces power consumption, improves
Resolution ratio.
In several embodiments provided herein, it should be understood that disclosed device and method can also pass through
Other modes are realized.The apparatus embodiments described above are merely exemplary, for example, flow chart and block diagram in attached drawing
Show the device of multiple embodiments according to the present invention, the architectural framework in the cards of method and computer program product,
Function and operation.In this regard, each box in flowchart or block diagram can represent the one of a module, section or code
Part, a part of the module, section or code, which includes that one or more is for implementing the specified logical function, to be held
Row instruction.It should also be noted that function marked in the box can also be to be different from some implementations as replacement
The sequence marked in attached drawing occurs.For example, two continuous boxes can actually be basically executed in parallel, they are sometimes
It can execute in the opposite order, this depends on the function involved.It is also noted that every in block diagram and or flow chart
The combination of box in a box and block diagram and or flow chart can use the dedicated base for executing defined function or movement
It realizes, or can realize using a combination of dedicated hardware and computer instructions in the system of hardware.
In addition, each functional module in each embodiment of the present invention can integrate one independent portion of formation together
Point, it is also possible to modules individualism, an independent part can also be integrated to form with two or more modules.
It, can be with if the function is realized and when sold or used as an independent product in the form of software function module
It is stored in a computer readable storage medium.Based on this understanding, technical solution of the present invention is substantially in other words
The part of the part that contributes to existing technology or the technical solution can be embodied in the form of software products, the meter
Calculation machine software product is stored in a storage medium, including some instructions are used so that a computer equipment (can be a
People's computer, server or network equipment etc.) it performs all or part of the steps of the method described in the various embodiments of the present invention.
And storage medium above-mentioned includes: that USB flash disk, mobile hard disk, read-only memory (ROM, Read-Only Memory), arbitrary access are deposited
The various media that can store program code such as reservoir (RAM, Random Access Memory), magnetic or disk.It needs
Illustrate, herein, relational terms such as first and second and the like be used merely to by an entity or operation with
Another entity or operation distinguish, and without necessarily requiring or implying between these entities or operation, there are any this realities
The relationship or sequence on border.Moreover, the terms "include", "comprise" or its any other variant are intended to the packet of nonexcludability
Contain, so that the process, method, article or equipment for including a series of elements not only includes those elements, but also including
Other elements that are not explicitly listed, or further include for elements inherent to such a process, method, article, or device.
In the absence of more restrictions, the element limited by sentence "including a ...", it is not excluded that including the element
Process, method, article or equipment in there is also other identical elements.
The foregoing is only a preferred embodiment of the present invention, is not intended to restrict the invention, for the skill of this field
For art personnel, the invention may be variously modified and varied.All within the spirits and principles of the present invention, made any to repair
Change, equivalent replacement, improvement etc., should all be included in the protection scope of the present invention.It should also be noted that similar label and letter exist
Similar terms are indicated in following attached drawing, therefore, once being defined in a certain Xiang Yi attached drawing, are then not required in subsequent attached drawing
It is further defined and explained.
The above description is merely a specific embodiment, but scope of protection of the present invention is not limited thereto, any
Those familiar with the art in the technical scope disclosed by the present invention, can easily think of the change or the replacement, and should all contain
Lid is within protection scope of the present invention.Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.
It should be noted that, in this document, relational terms such as first and second and the like are used merely to a reality
Body or operation are distinguished with another entity or operation, are deposited without necessarily requiring or implying between these entities or operation
In any actual relationship or order or sequence.Moreover, the terms "include", "comprise" or its any other variant are intended to
Non-exclusive inclusion, so that the process, method, article or equipment including a series of elements is not only wanted including those
Element, but also including other elements that are not explicitly listed, or further include for this process, method, article or equipment
Intrinsic element.In the absence of more restrictions, the element limited by sentence "including a ...", it is not excluded that
There is also other identical elements in process, method, article or equipment including the element.
Claims (5)
1. a kind of multi-line addressing driving method, which is characterized in that be applied to multi-line addressing drive system, the system comprises processing
Device, sequence controller, line driver and column driver block, which comprises
The processor reads the raw image data prestored line by line, is judged as unit of N, if reading the original graph
As the N row data in data, the respective R component of each pixel in the N row data, G component, B component each column are calculated separately
Optimal gear value and MLA matrix and SLA matrix decomposition are carried out to RGB component；
According to be calculated the respective R component of each pixel, G component, B component each column optimal gear value, extract N row
The smallest optimal gear value is as the N row data R component, G component, the corresponding MLA matrix of B component in MLA matrix；
It is respectively right according to the raw image data RGB component matrix and the N row data R component, G component, B component that are calculated
The N row data R component, G component, the corresponding SLA matrix of B component is calculated in the MLA matrix answered；
Whether all identical the N row data R component obtained in advance is judged, if so, obtaining the N row data R component using N row
MLA turntable driving mode；
If it is not, judging whether the data of the corresponding MLA matrix of the N row data R component are equal to the (N-1/ of default maximum gray value
N) again, if the data of the corresponding MLA matrix of the N row data R component are equal to (N-1/N) times of default maximum gray value, obtain
The N row data R component uses (N-1/N) MLA+SLA array sweeping driving method, if the N row data R component is corresponding
The data of MLA matrix are not equal to (N-1/N) times of default maximum gray value, and successively recursion continues to judge, until judging the N row
Whether the data of the corresponding MLA matrix of data R component are equal to (1/N) times of default maximum gray value, if the N row data R points
The data for measuring corresponding MLA matrix are equal to (1/N) times of default maximum gray value, obtain the N row data R component and use (1/
N) MLA+SLA array sweeping driving method, if it has not, obtaining the N row data R component using SLA turntable driving mode；
Driver' s timing waveform, which is sent, to the sequence controller based on the turntable driving mode generates instruction and by the driving
The corresponding column decomposition data of timing waveform is sent to the column driver block；
After the sequence controller receives the driver' s timing waveform generation instruction, it is corresponding to generate the turntable driving mode
Driver' s timing waveform, and the line driver is controlled based on the driver' s timing waveform and carries out driving scanning, so as to row drive
The row driving of dynamic device control OLED pixel array；
The column driver block receives the corresponding column decomposition data of the driver' s timing waveform, controls the OLED pixel battle array
The column of column drive.
2. the method according to claim 1, wherein according to the raw image data RGB component square being calculated
Battle array and the N row data R component, G component, the corresponding MLA matrix of B component, are calculated the N row data R component, G
After the corresponding SLA matrix of component, B component, the method also includes:
Whether all identical the N row data G component obtained in advance is judged, if so, obtaining the N row data G component using N row
MLA turntable driving mode；
If it is not, judging whether the data of the corresponding MLA matrix of the N row data G component are equal to the (N-1/ of default maximum gray value
N) again, if the data of the corresponding MLA matrix of the N row data G component are equal to (N-1/N) times of default maximum gray value, obtain
The N row data G component uses (N-1/N) MLA+SLA array sweeping driving method, if the N row data G component is corresponding
The data of MLA matrix are not equal to (N-1/N) times of default maximum gray value, and successively recursion continues to judge, until judging the N row
Whether the data of the corresponding MLA matrix of data G component are equal to (1/N) times of default maximum gray value, if the N row data G points
The data for measuring corresponding MLA matrix are equal to (1/N) times of default maximum gray value, obtain the N row data G component and use (1/
N) MLA+SLA array sweeping driving method, if it has not, obtaining the N row data G component using SLA turntable driving mode.
3. the method according to claim 1, wherein according to the raw image data RGB component square being calculated
Battle array and the N row data R component, G component, the corresponding MLA matrix of B component, are calculated the N row data R component, G
After the corresponding SLA matrix of component, B component, the method also includes:
Whether all identical the N row data B component obtained in advance is judged, if so, obtaining the N row data B component using N row
MLA turntable driving mode；
If it is not, judging whether the data of the corresponding MLA matrix of the N row data B component are equal to the (N-1/ of default maximum gray value
N) again, if the data of the corresponding MLA matrix of the N row data B component are equal to (N-1/N) times of default maximum gray value, obtain
The N row data B component uses (N-1/N) MLA+SLA array sweeping driving method, if the N row data B component is corresponding
The data of MLA matrix are not equal to (N-1/N) times of default maximum gray value, and successively recursion continues to judge, until judging the N row
Whether the data of the corresponding MLA matrix of data B component are equal to (1/N) times of default maximum gray value, if the N row data B points
The data for measuring corresponding MLA matrix are equal to (1/N) times of default maximum gray value, obtain the N row data B component and use (1/
N) MLA+SLA array sweeping driving method, if it has not, obtaining the N row data B component using SLA turntable driving mode.
4. the method according to claim 1, wherein the method is also wrapped the system also includes frame memory
It includes:
The raw image data is stored into the frame memory；
The processor reads the N row data in the raw image data in the frame memory.
5. a kind of multi-line addressing drive system, which is characterized in that the system comprises processor, sequence controller, line drivers
And column driver block, the processor are coupled with the sequence controller, the column driver block respectively, the timing control
Device processed is coupled with the line driver；
The processor is judged, if reading described for reading the raw image data prestored line by line as unit of N
N row data in raw image data calculate separately the respective R component of each pixel in the N row data, G component, B points
It measures the optimal gear value of each column and MLA matrix and SLA matrix decomposition is carried out to RGB component；
According to be calculated the respective R component of each pixel, G component, B component each column optimal gear value, extract N row
The smallest optimal gear value is as the N row data R component, G component, the corresponding MLA matrix of B component in MLA matrix；
It is respectively right according to the raw image data RGB component matrix and the N row data R component, G component, B component that are calculated
The N row data R component, G component, the corresponding SLA matrix of B component is calculated in the MLA matrix answered；
Whether all identical the N row data R component obtained in advance is judged, if so, obtaining the N row data R component using N row
MLA turntable driving mode；
If it is not, judging whether the data of the corresponding MLA matrix of the N row data R component are equal to the (N-1/ of default maximum gray value
N) again, if the data of the corresponding MLA matrix of the N row data R component are equal to (N-1/N) times of default maximum gray value, obtain
The N row data R component uses (N-1/N) MLA+SLA array sweeping driving method, if the N row data R component is corresponding
The data of MLA matrix are not equal to (N-1/N) times of default maximum gray value, and successively recursion continues to judge, until judging the N row
Whether the data of the corresponding MLA matrix of data R component are equal to (1/N) times of default maximum gray value, if the N row data R points
The data for measuring corresponding MLA matrix are equal to (1/N) times of default maximum gray value, obtain the N row data R component and use (1/
N) MLA+SLA array sweeping driving method, if it has not, obtaining the N row data R component using SLA turntable driving mode；
Driver' s timing waveform, which is sent, to the sequence controller based on the turntable driving mode generates instruction and by the driving
The corresponding column decomposition data of timing waveform is sent to the column driver block；
The sequence controller generates the turntable driving mode after receiving the driver' s timing waveform generation instruction
Corresponding driver' s timing waveform, and the line driver is controlled based on the driver' s timing waveform and carries out driving scanning, with toilet
State the row driving of line driver control OLED pixel array；
The column driver block controls the OLED for receiving the corresponding column decomposition data of the driver' s timing waveform
The column of pixel array drive.
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| CN1272633A (en) * | 1999-05-04 | 2000-11-08 | 瓦智能Bvi有限公司 | Drive scheme for liquid crystal display |
| CN1394323A (en) * | 2000-08-30 | 2003-01-29 | 皇家菲利浦电子有限公司 | Matrix display device with multiple line addressing |
| CN1457032A (en) * | 2002-05-08 | 2003-11-19 | 中颖电子(上海)有限公司 | Multiwire addressing driving mode of display device |
| CN101366069A (en) * | 2005-12-30 | 2009-02-11 | X-莫提夫有限公司 | Method for triggering matrix displays |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP2254108A1 (en) * | 2009-05-20 | 2010-11-24 | Dialog Semiconductor GmbH | Extended multi line address driving |
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|---|---|---|---|---|
| CN1272633A (en) * | 1999-05-04 | 2000-11-08 | 瓦智能Bvi有限公司 | Drive scheme for liquid crystal display |
| CN1394323A (en) * | 2000-08-30 | 2003-01-29 | 皇家菲利浦电子有限公司 | Matrix display device with multiple line addressing |
| CN1457032A (en) * | 2002-05-08 | 2003-11-19 | 中颖电子(上海)有限公司 | Multiwire addressing driving mode of display device |
| CN101366069A (en) * | 2005-12-30 | 2009-02-11 | X-莫提夫有限公司 | Method for triggering matrix displays |
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