CN107393471A - Multi-line addressing driving method and system - Google Patents
Multi-line addressing driving method and system Download PDFInfo
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- CN107393471A CN107393471A CN201710645779.6A CN201710645779A CN107393471A CN 107393471 A CN107393471 A CN 107393471A CN 201710645779 A CN201710645779 A CN 201710645779A CN 107393471 A CN107393471 A CN 107393471A
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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
Abstract
The embodiment of the invention provides a multi-line addressing driving method and system, and relates to the technical field of OLED display. The method comprises the steps that a processor analyzes and calculates a scanning driving mode for N rows of data in read original image data, sends a driving time sequence waveform generating instruction to a time sequence controller based on the scanning driving mode and sends column decomposition data corresponding to the driving time sequence waveform to a column driver module; then the time sequence controller generates a driving time sequence waveform corresponding to a scanning driving mode after receiving a driving time sequence waveform generating instruction, and controls the line driver to carry out driving scanning based on the driving time sequence waveform so that the line driver controls the line driving of the OLED pixel array; the column driver module receives column decomposition data corresponding to the driving time sequence waveform, controls column driving of the OLED pixel array, and accordingly reads N rows of data through the processor to obtain a scanning driving mode, the service life of the OLED is prolonged, power consumption is reduced, and resolution is improved.
Description
Technical field
The present invention relates to OLED display technology fields, in particular to a kind of multi-line addressing driving method and system.
Background technology
Organic Light Emitting Diode (Organic Light Emitting Diode, OLED) is used as a kind of novel light-emitting skill
Art, has an incomparable advantage of some other flat-panel monitor, its main technical characterstic be self-luminous, full-color EL display,
High brightness, high-contrast, low-voltage, low-power consumption, frivolous (volume and weight are only the 1/3 of LCD), high-luminous-efficiency, quick sound
Should, wide viewing angle etc..Organic Light Emitting Diode (OLED) is known as the third generation Display Technique after LCD by industry, but at present
Service life falls short of and PMOLED (Passive Matrix OLED) resolution ratio is relatively low.Traditional one-line scanning line by line
For driving method in the cycle for showing a two field picture, the time that often 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, and 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, and this is greatly increased power consumption；Furthermore because peak point current can not possibly unconfined increasing
Greatly, the raising of PMOLED display resolutions is constrained.
The content of the invention
It is an object of the invention to provide a kind of multi-line addressing driving method and system, to improve above mentioned problem.For reality
Existing above-mentioned purpose, the technical scheme that the present invention takes are as follows：
In a first aspect, the embodiments of the invention provide a kind of multi-line addressing driving method, applied to multi-line addressing drivetrain
System, the system include processor, time schedule controller, line driver and column driver block.Methods described includes：The processing
Device carries out analysis to the N rows data in the raw image data that reads and calculates turntable driving mode, is driven based on the scanning
Flowing mode sends driver' s timing waveform and produce instruction and will be arranged corresponding to the driver' s timing waveform to the time schedule controller to be divided
Solution data are sent to the column driver block；After the time schedule controller receives the driver' s timing waveform generation instruction,
Driver' s timing waveform corresponding to the turntable driving mode is produced, and the line driver is controlled based on the driver' s timing waveform
Scanning is driven, so as to the row driving of line driver control OLED pixel array；The column driver block receives
Row decomposition data corresponding to the driver' s timing waveform, the row of the OLED pixel array are controlled to drive.
Second aspect, the embodiments of the invention provide a kind of multi-line addressing drive system, the system include processor, when
Sequence controller, line driver and column driver block.The processor respectively with the time schedule controller, the row driver mould
Block couples, and the time schedule controller couples with the line driver.The processor, for the raw image data to reading
In N rows data carry out analysis and calculate turntable driving mode, sent out based on the turntable driving mode to the time schedule controller
Driver' s timing waveform is sent to produce instruction and row decomposition data corresponding to the driver' s timing waveform is sent into the row driver
Module.The time schedule controller, after receiving the driver' s timing waveform generation instruction, produce the turntable driving mode
Corresponding driver' s timing waveform, and control the line driver to be driven scanning based on the driver' s timing waveform, with toilet
State the row driving of line driver control OLED pixel array.The column driver block, for receiving the driver' s timing ripple
Row decomposition data corresponding to shape, the row of the OLED pixel array are controlled to drive.
The embodiments of the invention provide a kind of multi-line addressing driving method and system, the processor is original to what is read
N rows data in view data carry out analysis and calculate turntable driving mode, based on the turntable driving mode to the sequential
Controller sends driver' s timing waveform and produces instruction and be sent to row decomposition data corresponding to the driver' s timing waveform described
Column driver block；Then after the time schedule controller receives the driver' s timing waveform generation instruction, the scanning is produced
Driver' s timing waveform corresponding to type of drive, and control the line driver to be driven based on the driver' s timing waveform and sweep
Retouch, so as to the row driving of line driver control OLED pixel array；When the column driver block receives the driving
Row decomposition data corresponding to sequence waveform, control the row of the OLED pixel array to drive, N row data are read by processor with this
Processing obtains turntable driving mode, the shortcomings that making up conventional progressive one-line scanning, improves OLED life-span, reduces power consumption, improves
Resolution ratio.
Other features and advantages of the present invention will illustrate in subsequent specification, also, partly become from specification
It is clear that or by implementing understanding of the embodiment of the present invention.The purpose of the present invention and other advantages can be by saying what is write
Specifically noted structure is realized and obtained in bright book, claims and accompanying drawing.
Brief description of the drawings
In order to illustrate the technical solution of the embodiments of the present invention more clearly, below by embodiment it is required use it is attached
Figure is briefly described, it will be appreciated that the following drawings illustrate only certain embodiments of the present invention, therefore be not construed as pair
The restriction of scope, for those of ordinary skill in the art, on the premise of not paying creative work, can also be according to this
A little accompanying drawings obtain other related accompanying 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 3rd sub-process figure of multi-line addressing methods provided in an embodiment of the present invention；
Fig. 6 is the SLA turntable drivings mode (2 line) in multi-line addressing driving method provided in an embodiment of the present invention, 1/
2MLA+SLA turntable drivings mode (2 line) and MLA turntable drivings mode (2 line) schematic diagram；
Fig. 7 is the SLA turntable drivings mode (3 line) in multi-line addressing driving method provided in an embodiment of the present invention, 1/
3MLA+SLA turntable drivings mode (3 line), 2/3MLA+SLA turntable drivings mode (3 line), MLA turntable drivings mode (3 line) are shown
It is intended to；
Fig. 8 is the SLA turntable drivings mode (4 line) in multi-line addressing methods provided in an embodiment of the present invention, 1/4MLA+
SLA turntable drivings mode (4 line) and 1/2MLA+SLA turntable drivings 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 drivings mode (4 line) and
MLA turntable drivings mode (4 line) schematic diagram；
Figure 10 is the schematic diagram of sample instance one of multi-line addressing driving method provided in an embodiment of the present invention；
Figure 11 is the schematic diagram of sample instance two of the multi-line addressing driving method of the embodiment of the present invention.
Embodiment
To make the purpose, technical scheme and advantage of the embodiment of the present invention clearer, below in conjunction with the embodiment of the present invention
In accompanying drawing, the technical scheme in the embodiment of the present invention is clearly and completely described, it is clear that described embodiment is
Part of the embodiment of the present invention, rather than whole embodiments.The present invention implementation being generally described and illustrated herein in the accompanying drawings
The component of example can be configured to arrange and design with a variety of.Therefore, the reality of the invention to providing in the accompanying drawings below
The detailed description for applying example is not intended to limit the scope of claimed invention, but is merely representative of the selected implementation of the present invention
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
Every other embodiment, belongs to the scope of protection of the invention.
It should be noted that：Similar label and letter represents similar terms in following accompanying drawing, therefore, once a certain Xiang Yi
It is defined, then it further need not be defined and explained in subsequent accompanying drawing in individual accompanying drawing.Meanwhile the present invention's
In description, term " first ", " second " etc. are only used for distinguishing description, and it is not intended that instruction or hint 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 can include processor 110, time schedule controller 120, line driver 130 and column driver block 140.
The processor 110 couples with the time schedule controller 120, the column driver block 140 respectively.The time schedule controller
120 couple with the line driver 130.Directly or indirectly electrically connected between each element, to realize the transmission of data or interaction.
For example, electrical connection can be realized by one or more communication bus or signal bus between these elements.The row driver
Module 140 and the line driver 130 also couple with OLED pixel array 200, to drive in the OLED pixel array
Each pixel is lighted.The N rows and M column arrays that OLED pixel array 200 can be arranged with OLED pixel.
The processor 110, carry out analysis for the N rows data in the raw image data to reading and calculate scanning
Type of drive, driver' s timing waveform generation instruction is sent to the time schedule controller 120 based on the turntable driving mode and incited somebody to action
Row decomposition data corresponding to 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), application specific integrated circuit (ASIC), ready-made programmable
Gate array (FPGA) either other PLDs, discrete gate or transistor logic, discrete hardware components.It can
To realize or perform disclosed each method, step and the logic diagram in the embodiment of the present application.General processor can be micro-
Processor or the processor can also be any conventional processors etc..
The time schedule controller 120, after receiving the driver' s timing waveform generation instruction, produce the scanning and drive
Driver' s timing waveform corresponding to flowing mode, and control the line driver 130 to be driven based on the driver' s timing waveform and sweep
Retouch, so as to the row driving of the line driver 130 control OLED pixel array 200.
The column driver block 140, for receiving row decomposition data corresponding to the driver' s timing waveform, control institute
State the row driving of OLED pixel array 200.
The row drive module 140 can include row decomposition data memory 142 and row driver 144.The row driving
Device 144 couples with the OLED pixel array.
Row decomposition data memory 142, for storing row decomposition data corresponding to the driver' s timing waveform.The row drive
Dynamic device 144, for controlling the row of the OLED pixel array 200 to drive.
The system can also include frame memory 150.The frame memory 150 couples 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.
Row 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 storage (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 more than shown in Fig. 1 or
Less component, or there is the configuration different from shown in Fig. 1.Each component shown in Fig. 1 can use 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, the embodiments of the invention provide a kind of multi-line addressing driving method, applied to multi-line addressing drivetrain
System, the system include processor, time schedule controller, line driver and column driver block, and methods described can include step
S200, step S210 and step S220.
Step S200：The processor carries out analysis to the N rows data in the raw image data that reads and calculated to sweep
Type of drive is retouched, sending driver' s timing waveform to the time schedule controller based on the turntable driving mode produces instruction and by institute
State row decomposition data corresponding to driver' s timing waveform and be sent to the column driver block.
Based on step S200, further, the processor reads the raw image data to prestore line by line, in units of N
Judged, if read the N row data in the raw image data, will be read by default matrix decomposition rule
N row data in raw image data are decomposed into MLA matrixes and SLA matrixes, are swept according to the MLA matrixes and SLA matrixes
Retouch type of drive.
In the present embodiment, MLA (Multi Line Addressing) represents multinomial addressing.SLA(Single Line
Addressing single-line addressing) is represented.The default matrix decomposition rule can be nonnegative matrix factor decomposition method.
Before step S200, methods described 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, it is 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 in units of N, N rows are not read also if reading, continue to read number
According to if reading the N row data in the raw image data, calculating the respective R of each pixel in the N rows data respectively
Component, G components, the optimal gear value of B component each column simultaneously carry out MLA matrixes and SLA matrix decompositions to RGB component.
In the present embodiment, N rows 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 components and B component.R component represents red (Red) component.G representation in components green (Green) component.B component
Represent blue (Blue) component.
It should be noted that can be to fix the decomposition of unit N travelings row matrix in a frame raw image data, can also be with
The unit N of change carries out matrix decomposition, i.e. drive waveforms in a two field picture 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 components, B component each column optimal gear
Place value, extract optimal gear value minimum in N row MLA matrixes and each corresponded to as the N rows data R component, G components, B component
MLA matrixes；
Step S203：Raw image data RGB component matrix and the N rows data R component, G according to being calculated divide
Amount, each self-corresponding MLA matrixes of B component, are calculated each self-corresponding SLA squares of the N rows data R component, G components, B component
Battle array；
For example, each self-corresponding MLA matrixes of the N rows data R component, G components, B component are respectively with M_final_R, M_
Final_G, M_final_B are represented；Each self-corresponding SLA matrixes of the N rows data R component, G components, 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 rows data R
Component uses N row MLA turntable driving modes；
Step S205：If it is not, judging whether the data of MLA matrixes corresponding to the N rows data R component are equal to default maximum
(N-1/N) of grey decision-making times, if the data of MLA matrixes corresponding to the N rows data R component are equal to default maximum gray value
(N-1/N) again, obtain the N rows data R component and use (N-1/N) MLA+SLA array sweeping type of drive, if the N line numbers
It is not equal to (N-1/N) times of default maximum gray value according to the data of MLA matrixes corresponding to R component, recursion continues to judge successively, directly
Whether it is equal to (1/N) times of default maximum gray value to the data for judging MLA matrixes corresponding to the N rows data R component, if institute
The data for stating MLA matrixes corresponding to N row data R components are equal to (1/N) times of default maximum gray value, obtain the N rows data R
Component uses (1/N) MLA+SLA array sweeping type of drive, is driven if it has not, obtaining the N rows data R component using SLA scannings
Flowing mode.If not shown a frame, continue to read next line, if completing to show a frame data, read next frame data.
Similarly, repeat the above steps, complete the display of more frame data.
The scope of default maximum gray value is 0-255, such as default maximum gray value can be 255.
Please refer to Fig. 3 and refering to Fig. 4, based on step S200, after step S203, methods described can also include：
Step S206：Whether the N row data G components that judgement obtains in advance are all identical, used if so, obtaining the N rows data G components
N row MLA turntable driving modes；
Step S207：If it is not, judging whether the data of MLA matrixes corresponding to the N rows data G components are equal to default maximum
(N-1/N) of grey decision-making times, if the data of MLA matrixes corresponding to the N rows data G components are equal to default maximum gray value
(N-1/N) again, the N rows data G components are obtained and use (N-1/N) MLA+SLA array sweeping type of drive, if the N line numbers
It is not equal to (N-1/N) times of default maximum gray value according to the data of MLA matrixes corresponding to G components, recursion continues to judge successively, directly
Whether it is equal to (1/N) times of default maximum gray value to the data for judging MLA matrixes corresponding to the N rows data G components, if institute
The data for stating MLA matrixes corresponding to N row data G components are equal to (1/N) times of default maximum gray value, obtain the N rows data G
Component uses (1/N) MLA+SLA array sweeping type of drive, is driven if it has not, obtaining the N rows data G components using SLA scannings
Flowing mode.If not shown a frame, continue to read next line, if completing to show a frame data, read next frame data.
Similarly, repeat the above steps, complete the display of more frame data.
Fig. 3 and Fig. 5 are referred to, based on step S200, after step S203, methods described can also include：Step S208：
Whether the N row data B component that judgement obtains in advance is all identical, is swept if so, obtaining the N rows data B component using N rows MLA
Retouch type of drive；
Step S209：If it is not, judging whether the data of MLA matrixes corresponding to the N rows data B component are equal to default maximum
(N-1/N) of grey decision-making times, if the data of MLA matrixes corresponding to the N rows data B component are equal to default maximum gray value
(N-1/N) again, obtain the N rows data B component and use (N-1/N) MLA+SLA array sweeping type of drive, if the N line numbers
It is not equal to (N-1/N) times of default maximum gray value according to the data of MLA matrixes corresponding to B component, recursion continues to judge successively, directly
Whether it is equal to (1/N) times of default maximum gray value to the data for judging MLA matrixes corresponding to the N rows data B component, if institute
The data for stating MLA matrixes corresponding to N row data B components are equal to (1/N) times of default maximum gray value, obtain the N rows data B
Component uses (1/N) MLA+SLA array sweeping type of drive, is driven if it has not, obtaining the N rows data B component using SLA scannings
Flowing mode.If not shown a frame, continue to read next line, if completing to show a frame data, read next frame data.
Similarly, repeat the above steps, complete the display of more frame data.
As shown in fig. 6, trowThe sweep spacing of row is represented, (a) is multi-line addressing driving method provided in an embodiment of the present invention
In SLA turntable drivings mode (2 line).Corresponding two rows up and down.(b) for the embodiment of the present invention multi-line addressing driving method 1/
2MLA+SLA turntable drivings mode (2 line), corresponding two rows up and down, total driving time of the type of drive driving two rows with (a)
SLA turntable drivings mode (2 line) is identical, wherein two rows scan in preceding 1/2 time simultaneously, is swept in rear 1/2 time for SLA
Retouch.(c) for the embodiment of the present invention multi-line addressing driving method MLA turntable drivings mode (2 line), corresponding two rows up and down should
Total driving time of type of drive driving two rows is identical with SLA turntable drivings mode (2 line) in (a), is all carried out in institute's having time
Two rows scan simultaneously.
As shown in fig. 7, (a) is the SLA turntable drivings mode (3 of multi-line addressing driving method provided in an embodiment of the present invention
Line).The corresponding row of upper, middle and lower three.(b) scanned for the 1/3MLA+SLA of multi-line addressing driving method provided in an embodiment of the present invention
Type of drive (3 line), the corresponding row of upper, middle and lower three, the type of drive drive total driving time of three rows and SLA scannings in (a) to drive
Flowing mode (3 line) is identical, wherein three rows scan in preceding 1/3 time simultaneously, is scanned in rear 2/3 time for SLA.(c) it is this
The 2/3MLA+SLA turntable drivings mode (3 line) for the multi-line addressing driving method that inventive embodiments provide, corresponding upper, middle and lower three
OK, the type of drive drives total driving time of three rows identical with SLA turntable drivings mode (3 line) in (a), wherein preceding 2/3
Three rows scan simultaneously in time, are scanned in rear 1/3 time for SLA.(d) driven for multi-line addressing provided in an embodiment of the present invention
The MLA turntable drivings mode (3 line) of method, the corresponding row of upper, middle and lower three, the type of drive drive total driving times of three rows with
(a) SLA turntable drivings mode (3 line) is identical in, and its having time all carries out three rows while scanned.
As shown in figure 8, (a) is the SLA turntable drivings 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) driven for multi-line addressing provided in an embodiment of the present invention
The 1/4MLA+SLA turntable drivings 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 with SLA turntable drivings mode (4 line) in (a), wherein four rows in preceding 1/4 time
Scan, scanned in rear 3/4 time for SLA simultaneously.(c) it is the 1/ of multi-line addressing driving method provided in an embodiment of the present invention
2MLA+SLA turntable drivings mode (4 line), the first row, two rows, three rows and four rows of corresponding horizontal direction, type of drive driving
Total driving time of four rows is identical with SLA turntable drivings mode (4 line) in (a), wherein four rows are swept in preceding 1/2 time simultaneously
Retouch, scanned in rear 1/2 time for SLA.
As shown in figure 9, (a) is the 3/4MLA+SLA turntable drivings 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 type of drive drive total driving time of four rows
It is identical with (a) SLA turntable drivings mode (4 line) 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.(b) it is the MLA turntable drivings 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, the type of drive drives total driving time of four rows and (a) in Fig. 8
SLA turntable drivings mode (4 line) is identical, and its having time all carries out four rows while scanned.
As shown in Figure 10, Figure 10 be multi-line addressing driving method provided in an embodiment of the present invention sample instance one, 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) combinations.
As shown in figure 11, Figure 11 be the embodiment of the present invention multi-line addressing driving method sample instance two, 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/
2MLA+SLA (4 line), 3/4MLA+SLA (4 line) and the turntable driving mode of MLA combinations.
It should be noted that for ease of statement, the present embodiment lists two sample instances, but the invention is not limited in
Two sample instances, the combination of SLA, MLA+SLA, MLA drive waveforms and any-mode drive waveforms of any line number is all
Belong to category involved in the present invention.
Step S210：After the time schedule controller receives the driver' s timing waveform generation instruction, the scanning is produced
Driver' s timing waveform corresponding to type of drive, and control the line driver to be driven based on the driver' s timing waveform and sweep
Retouch, so as to the row driving of line driver control OLED pixel array.
Step S220：The column driver block receives row decomposition data corresponding to the driver' s timing waveform, control
The row driving of the OLED pixel array.
The embodiments of the invention provide a kind of multi-line addressing driving method and system, the processor is original to what is read
N rows data in view data carry out analysis and calculate turntable driving mode, based on the turntable driving mode to the sequential
Controller sends driver' s timing waveform and produces instruction and be sent to row decomposition data corresponding to the driver' s timing waveform described
Column driver block；Then after the time schedule controller receives the driver' s timing waveform generation instruction, the scanning is produced
Driver' s timing waveform corresponding to type of drive, and control the line driver to be driven based on the driver' s timing waveform and sweep
Retouch, so as to the row driving of line driver control OLED pixel array；When the column driver block receives the driving
Row decomposition data corresponding to sequence waveform, control the row of the OLED pixel array to drive, N row data are read by processor with this
Processing obtains turntable driving mode, the shortcomings that making up conventional progressive one-line scanning, improves OLED life-span, reduces power consumption, improves
Resolution ratio.
In several embodiments provided herein, it should be understood that disclosed apparatus and method, can also pass through
Other modes are realized.Device embodiment described above is only schematical, for example, flow chart and block diagram in accompanying drawing
Show the device of multiple embodiments according to the present invention, method and computer program product architectural framework in the cards,
Function and operation.At this point, each square frame in flow chart or block diagram can represent the one of a module, program segment or code
Part, a part for the module, program segment or code include one or more and are used to realize holding for defined logic function
Row instruction.It should also be noted that at some as in the implementation replaced, the function that is marked in square frame can also with different from
The order marked in accompanying drawing occurs.For example, two continuous square frames can essentially perform substantially in parallel, they are sometimes
It can perform in the opposite order, this is depending on involved function.It is it is also noted that every in block diagram and/or flow chart
The combination of individual square frame and block diagram and/or the square frame in flow chart, function or the special base of action as defined in performing can be used
Realize, or can be realized with the combination of specialized hardware and computer instruction in the system of hardware.
In addition, each functional module in each embodiment of the present invention can integrate to form an independent portion
Point or modules individualism, can also two or more modules be integrated to form an independent part.
If the function is realized in the form of software function module and is used as independent production marketing or in use, can be with
It is stored in a computer read/write memory medium.Based on such understanding, technical scheme is substantially in other words
The part to be contributed to prior art or the part of the technical scheme can be embodied in the form of software product, the meter
Calculation machine software product is stored in a storage medium, including some instructions are causing a computer equipment (can be
People's computer, server, or network equipment etc.) perform all or part of step of each embodiment methods described of the present invention.
And foregoing storage medium includes：USB flash disk, mobile hard disk, read-only storage (ROM, Read-Only Memory), arbitrary access are deposited
Reservoir (RAM, Random Access Memory), magnetic disc or CD etc. are various can be with the medium of store program codes.Need
Illustrate, herein, such as first and second or the like relational terms be used merely to by an entity or operation with
Another entity or operation make a distinction, and not necessarily require or imply between these entities or operation any this reality be present
The relation or order on border.Moreover, term " comprising ", "comprising" or its any other variant are intended to the bag of nonexcludability
Contain, so that process, method, article or equipment including a series of elements not only include those key elements, but also including
The other element being not expressly set out, or also include for this process, method, article or the intrinsic key element of equipment.
In the absence of more restrictions, the key element limited by sentence "including a ...", it is not excluded that including the key element
Process, method, other identical element also be present in article or equipment.
The preferred embodiments of the present invention are the foregoing is only, are not intended to limit the invention, for the skill of this area
For art personnel, the present invention can have various modifications and variations.Within the spirit and principles of the invention, that is made any repaiies
Change, equivalent substitution, improvement etc., should be included in the scope of the protection.It should be noted that：Similar label and letter exists
Similar terms is represented in following accompanying drawing, therefore, once being defined in a certain Xiang Yi accompanying drawing, is then not required in subsequent accompanying drawing
It is further defined and explained.
The foregoing is only a specific embodiment of the invention, but protection scope of the present invention is not limited thereto, any
Those familiar with the art the invention discloses technical scope in, change or replacement can be readily occurred in, should all be contained
Cover within protection scope of the present invention.Therefore, protection scope of the present invention described should be defined by scope of the claims.
It should be noted that herein, such as first and second or the like relational terms are used merely to a reality
Body or operation make a distinction with another entity or operation, and not necessarily require or imply and deposited between these entities or operation
In any this actual relation or order.Moreover, term " comprising ", "comprising" or its any other variant are intended to
Nonexcludability includes, so that process, method, article or equipment including a series of elements not only will including those
Element, but also the other element including being not expressly set out, or it is this process, method, article or equipment also to include
Intrinsic key element.In the absence of more restrictions, the key element limited by sentence "including a ...", it is not excluded that
Other identical element also be present in process, method, article or equipment including the key element.
Claims (10)
1. a kind of multi-line addressing driving method, it is characterised in that applied to multi-line addressing drive system, the system includes processing
Device, time schedule controller, line driver and column driver block, methods described include：
The processor carries out analysis to the N rows data in the raw image data that reads and calculates turntable driving mode, base
Driver' s timing waveform is sent to the time schedule controller produce instruction and by the driver' s timing ripple in the turntable driving mode
Row decomposition data is sent to the column driver block corresponding to shape；
After the time schedule controller receives the driver' s timing waveform generation instruction, produce corresponding to the turntable driving mode
Driver' s timing waveform, and control the line driver to be driven scanning based on the driver' s timing waveform, so that the row drives
The row driving of dynamic device control OLED pixel array；
The column driver block receive the driver' s timing waveform corresponding to row decomposition data, control the OLED pixel battle array
The row driving of row.
2. according to the method for claim 1, it is characterised in that the processor is in the raw image data that reads
N rows data carry out analysis and calculate turntable driving mode, including：
The processor reads the raw image data to prestore line by line, is judged in units of N, if reading the original graph
As the N row data in data, the N rows data in the raw image data read are decomposed by default matrix decomposition rule
For MLA matrixes and SLA matrixes, turntable driving mode is obtained according to the MLA matrixes and SLA matrixes.
3. according to the method for claim 2, it is characterised in that if the N rows read in the raw image data
Data, by default matrix decomposition rule by the N row data in the raw image data read be decomposed into MLA matrixes and
SLA matrixes, turntable driving mode is obtained according to the MLA matrixes and SLA matrixes, including：
If reading the N row data in the raw image data, it is respective that each pixel in the N rows data is calculated respectively
R component, G components, the optimal gear value of B component each column simultaneously carry out MLA matrixes and SLA matrix decompositions to RGB component；
According to be calculated the respective R component of each pixel, G components, B component each column optimal gear value, extract N rows
Minimum optimal gear value is as the N rows data R component, G components, each self-corresponding MLA matrixes of B component in MLA matrixes；
It is each right according to the raw image data RGB component matrix and the N rows data R component, G components, B component that are calculated
The MLA matrixes answered, each self-corresponding SLA matrixes of the N rows data R component, G components, B component are calculated；
Whether the N row data R component that judgement obtains in advance is all identical, if so, obtaining the N rows data R component uses N rows
MLA turntable driving modes.
4. according to the method for claim 3, it is characterised in that judge the whether whole phases of N row data R components obtained in advance
Together, including：
If it is not, judging whether the data of MLA matrixes corresponding to the N rows data R component are equal to the (N-1/ of default maximum gray value
N) again, if the data of MLA matrixes corresponding to the N rows data R component are equal to (N-1/N) times of default maximum gray value, obtain
The N rows data R component uses (N-1/N) MLA+SLA array sweeping type of drive, if corresponding to the N rows data R component
The data of MLA matrixes are not equal to (N-1/N) times of default maximum gray value, and recursion continues to judge successively, until judging the N rows
Whether the data of MLA matrixes corresponding to data R component are equal to (1/N) times of default maximum gray value, if the N rows data R points
The data of MLA matrixes corresponding to amount are equal to (1/N) times of default maximum gray value, obtain the N rows data R component and use (1/
N) MLA+SLA array sweepings type of drive, if it has not, obtaining the N rows data R component uses SLA turntable driving modes.
5. according to the method for claim 3, it is characterised in that according to the raw image data RGB component square being calculated
Battle array and the N rows data R component, G components, each self-corresponding MLA matrixes of B component, are calculated the N rows data R component, G
After each self-corresponding SLA matrixes of component, B component, methods described also includes：
Whether the N row data G components that judgement obtains in advance are all identical, if so, obtaining the N rows data G components uses N rows
MLA turntable driving modes.
6. according to the method for claim 5, it is characterised in that judge the whether whole phases of N row data G components obtained in advance
Together, including：
If it is not, judging whether the data of MLA matrixes corresponding to the N rows data G components are equal to the (N-1/ of default maximum gray value
N) again, if the data of MLA matrixes corresponding to the N rows data G components are equal to (N-1/N) times of default maximum gray value, obtain
The N rows data G components use (N-1/N) MLA+SLA array sweeping type of drive, if corresponding to the N rows data G components
The data of MLA matrixes are not equal to (N-1/N) times of default maximum gray value, and recursion continues to judge successively, until judging the N rows
Whether the data of MLA matrixes corresponding to data G components are equal to (1/N) times of default maximum gray value, if the N rows data G points
The data of MLA matrixes corresponding to amount are equal to (1/N) times of default maximum gray value, obtain the N rows data G components and use (1/
N) MLA+SLA array sweepings type of drive, if it has not, obtaining the N rows data G components uses SLA turntable driving modes.
7. according to the method for claim 3, it is characterised in that according to the raw image data RGB component square being calculated
Battle array and the N rows data R component, G components, each self-corresponding MLA matrixes of B component, are calculated the N rows data R component, G
After each self-corresponding SLA matrixes of component, B component, methods described also includes：
Whether the N row data B component that judgement obtains in advance is all identical, if so, obtaining the N rows data B component uses N rows
MLA turntable driving modes.
8. according to the method for claim 7, it is characterised in that judge the whether whole phases of N row data B components obtained in advance
Together, including：
If it is not, judging whether the data of MLA matrixes corresponding to the N rows data B component are equal to the (N-1/ of default maximum gray value
N) again, if the data of MLA matrixes corresponding to the N rows data B component are equal to (N-1/N) times of default maximum gray value, obtain
The N rows data B component uses (N-1/N) MLA+SLA array sweeping type of drive, if corresponding to the N rows data B component
The data of MLA matrixes are not equal to (N-1/N) times of default maximum gray value, and recursion continues to judge successively, until judging the N rows
Whether the data of MLA matrixes corresponding to data B component are equal to (1/N) times of default maximum gray value, if the N rows data B points
The data of MLA matrixes corresponding to amount are equal to (1/N) times of default maximum gray value, obtain the N rows data B component and use (1/
N) MLA+SLA array sweepings type of drive, if it has not, obtaining the N rows data B component uses SLA turntable driving modes.
9. according to the method for claim 1, it is characterised in that the system also includes frame memory, and methods described is also wrapped
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.
10. a kind of multi-line addressing drive system, it is characterised in that the system includes processor, time schedule controller, line driver
And column driver block, the processor couple with the time schedule controller, the column driver block respectively, the sequential control
Device processed couples with the line driver；
The processor, carry out analysis for the N rows data in the raw image data to reading and calculate turntable driving side
Formula, driver' s timing waveform is sent to the time schedule controller based on the turntable driving mode and produces instruction and during by the driving
Row decomposition data is sent to the column driver block corresponding to sequence waveform；
The time schedule controller, after receiving the driver' s timing waveform generation instruction, produce the turntable driving mode
Corresponding driver' s timing waveform, and control the line driver to be driven scanning based on the driver' s timing waveform, with toilet
State the row driving of line driver control OLED pixel array；
The column driver block, for row decomposition data corresponding to receiving the driver' s timing waveform, control the OLED
The row driving of pel array.
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| CN109036272A (en) * | 2018-08-29 | 2018-12-18 | 芯颖科技有限公司 | Multi-line addressing driving system and method |
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