CN105023549B - The MIPI figure signals generation device and method of resolution ratio self adaptation - Google Patents
The MIPI figure signals generation device and method of resolution ratio self adaptation Download PDFInfo
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Abstract
A kind of MIPI figure signal generation devices of the resolution ratio self adaptation designed by the present invention, it includes image frame generation module, image buffer storage module, RGB synchronizing signals generation module, rgb image data generation module, RGB image synchronization module, multilink MIPI liquid crystal modules single screen and split screen data generating module, MIPI data cache modules, MIPI data conversion modules, MIPI signal output modules, MIPI Parameter analysis of electrochemical module and high-level interface module.The present invention can realize the generation of the MIPI figures of different resolution, with stronger compatibility.
Description
Technical field
The present invention relates to MIPI, (Mobile Industry Processor Interface, mobile Industry Processor connects
Mouthful) display of module and technical field of measurement and test, a kind of MIPI figure signals generation device in particular to resolution ratio self adaptation and
Method.
Technical background
As the resolution ratio of MIPI display modules is increasing, display effect is more and more clear, research and development, life to module
Produce, the technical requirements also more and more higher of the link such as detection, therefore in the display detection of module, both needed to the every of module
The working condition of individual pixel is detected, needs to detect the overall display picture effect of module again.At present, to MIPI moulds
The image frame type that group carries out display quality detection mainly has BMP (Bitmap, image file format) image, logic picture
Deng.
In the prior art, one side video transfer signal is directly changed into MIPI signals, and what both of which was input into regards
Defeated clock is kept pouring in as change over clock, is worked under the clock zone, cause the vision signal for changing output because being transmitted
Interference and delay jitter influence and cause picture have flicker, mistake, it is unstable the problems such as；Another aspect prior art is because being produced
Product realize the limitation (the problems such as such as signal synchronization, data segmentation, multi-channel control) of technology, and a certain or a certain class can only be differentiated
The MIPI modules of rate carry out picture signal conversion and point screen, e.g., otherwise screen 4Lane 1280x800 resolution ratio can only be put, or only
Can point screen 8Lane or so split screen 1440x2560 resolution ratio, it is impossible to self-reacting module type to different display modes and not
A screen is carried out with the module of resolution ratio to support.Due to for the production firm of MIPI modules and user, it is necessary to produce or use
A variety of screens, this causes that they have nothing for it but this using various different switching equipment, so as to cause the life in MIPI modules
The relatively costly, troublesome poeration in link such as produce, test, developing, using, using complicated, difficult in maintenance, inefficiency.Needed for this
Want it is a kind of can self adaptation different resolution, the conversion equipment of the MIPI modules of different display modes solve the above problems.
The content of the invention
MIPI figure signals production method and device present invention aim to provide a kind of resolution ratio self adaptation, should
Method and apparatus can realize the generation of the MIPI figures of different resolution.
In order to achieve this, a kind of MIPI figure signal generation devices of the resolution ratio self adaptation designed by the present invention, its
It is characterised by：It includes multilink MIPI liquid crystal modules single screen and split screen data generating module, MIPI data cache modules, MIPI
Data conversion module and MIPI signal output modules, wherein multilink MIPI liquid crystal modules single screen and split screen data generating module
Data split screen mode setting signal input receives MIPI module data split screen mode setting signals, multilink MIPI liquid crystal modules
The signal input part of single screen and split screen data generating module synchronously receives RGB (color of red, green, blue three) picture synchronization signals and RGB
The signal output part connection MIPI data buffer storages of view data, multilink MIPI liquid crystal modules single screen and split screen data generating module
The signal input part of module, the first signal of the signal output part connection MIPI data conversion modules of MIPI data cache modules is defeated
Enter end, the signal output part of MIPI data conversion modules connects the signal input part of MIPI signal output modules.
It also includes image frame generation module, image buffer storage module, RGB synchronizing signals generation module, rgb image data
Generation module, RGB image synchronization module, picture synchronization signal and the viewdata signal output of described image picture generation module
End connects the signal input of RGB synchronizing signals generation module and rgb image data generation module by image buffer storage module respectively
End, the RGB synchronous signal output ends of RGB synchronizing signal generation modules connect the first signal input part of RGB image synchronization module,
The secondary signal input of the rgb image data signal output part connection RGB image synchronization module of rgb image data generation module
End, the signal output part connection multilink MIPI liquid crystal modules single screen and split screen data generating module of RGB image synchronization module
The signal output part connection MIPI data of signal input part, multilink MIPI liquid crystal modules single screen and split screen data generating module are delayed
The signal input part of storing module.
It also includes MIPI Parameter analysis of electrochemical module and high-level interface module, wherein, the BMP images of the high-level interface module
And logic picture data signal output part connects the signal input part of image frame generation module, the MIPI of high-level interface module turns
Change the input that parameter signal output end connects MIPI Parameter analysis of electrochemical modules, the MIPI modules data point of MIPI Parameter analysis of electrochemical modules
Screen mode setting signal output end connects the MIPI module numbers of multilink MIPI liquid crystal modules single screen and split screen data generating module
According to split screen mode setting signal input, the MIPI conversion configurations parameter output connection MIPI data of MIPI Parameter analysis of electrochemical modules
The MIPI conversion configurations parameter input ends of modular converter, the MIPI output configuration parameter output end connections of MIPI Parameter analysis of electrochemical modules
The MIPI output configuration parameter inputs of MIPI signal output modules.
A kind of method that MIPI figure signals generation device using above-mentioned resolution ratio self adaptation generates MIPI figure signals,
Characterized in that, it comprises the following steps：
Step 1：RGB image synchronization module is by RGB image synchronizing signal and rgb image data synchronism output to multilink
MIPI liquid crystal modules single screen and split screen data generating module, meanwhile, high-level interface module will by MIPI Parameter analysis of electrochemical module
MIPI module data split screen mode setting signals are transferred to multilink MIPI liquid crystal modules single screen and split screen data generating module, many
Link MIPI liquid crystal modules single screen and split screen data generating module are under the control of MIPI module data split screen mode setting signals
Single screen and/or split screen treatment are carried out to RGB image synchronizing signal and rgb image data signal, the group bag number of MIPI agreements is obtained
According to, and the group bag data of MIPI agreements being transferred to MIPI data cache modules, MIPI data cache modules are by MIPI agreements
Group bag data caching at least a line view data；
Step 2：MIPI data cache modules will be buffered after MIPI agreements group bag data be transferred to MIPI data turn
Mold changing block, meanwhile, be transferred to for required MIPI conversion configurations parameters by MIPI Parameter analysis of electrochemical module by high-level interface module
MIPI data conversion modules, MIPI data conversion modules according to above-mentioned MIPI conversion configurations parameter will be buffered after MIPI agreements
Group bag data be converted into corresponding MIPI high speed signals and MIPI power down signals respectively；
Step 3：Be transferred to for above-mentioned corresponding MIPI high speed signals and MIPI power down signals by MIPI data conversion modules
MIPI signal output modules, meanwhile, MIPI is exported configuration parameter and conveyed by high-level interface module by MIPI Parameter analysis of electrochemical module
Above-mentioned MIPI high speed signals and MIPI power down signals are merged into mark to MIPI signal output modules, MIPI signal output modules
Accurate MIPI channel signals, and according to the MIPI export configuration parameter to the voltage magnitude of MIPI channel signals, driving current,
Transmission preemphasis, the transmission delay between impedance matching, clock data passage are adjusted, and obtain the MIPI of resolution ratio self adaptation
Figure signal.
RGB image synchronizing signal and the synchronous mode that obtains of rgb image data are comprised the following steps in the step 1：
Step 101：BMP view data or logic frame numbers that image frame generation module is transmitted according to high-level interface module
According to generating corresponding image frame, the requirement of image frame generation module transmission rate according to needed for is by the figure of described image picture
As data and picture synchronization signal are divided into corresponding multilink viewdata signal and multilink picture synchronization signal；
Step 102：Image buffer storage module carries out above-mentioned multilink viewdata signal and multilink picture synchronization signal
Caching；
Step 103：Image buffer storage module sends the multilink viewdata signal after caching to rgb image data and produces
Module is reduced into corresponding rgb image data；Image buffer storage module sends the multilink picture synchronization signal after caching to RGB
Picture synchronization signal generation module is reduced into corresponding RGB image synchronizing signal；
Step 104：The RGB image synchronous transmission of signal that RGB synchronizing signals generation module will be reduced gives RGB image synchronization mould
The rgb image data of reduction is transferred to RGB image synchronization module, RGB image synchronization mould by block, rgb image data generation module
The rgb image data of the RGB image synchronizing signal of above-mentioned reduction and reduction is synchronized treatment by block, it is ensured that the RGB figures of reduction
As the rgb image data of synchronizing signal and reduction can keep output simultaneously；
The beneficial effects of the present invention are：
1st, the present invention can avoid the vision signal of input because being disturbed or transmission delay, wobble variation by transmission, and cause
The MIPI signals of output are influenceed so as to influence a screen effect by input signal.
2nd, the 1080x1920 of the invention module of different resolution to be supported including traditional and lower resolution
Rate, and emerging 2K, 4K resolution ratio, the realization of different resolution ratio is configured by upper layer software (applications) to be realized, simple to operate, is realized
Convenient, reliability is high.
3rd, the present invention be able to can be supported the MIPI modules of different display modes or Lane numbers, including 1 traditional~4Lane
The module of common display mode, the module also including emerging 8Lane, 16Lane with split screen display available mode, their realization
Configured by upper layer software (applications) and realized, it is simple to operate, realize corresponding point screen mode.
4th, the present invention can also be set, output squeezing shape to needing the support of the module of data compression scheme by upper strata
The MIPI of formula transmits data to related module point screen, and point screen signal reliability, stabilization.
5th, the present invention configures the liquid crystal module for being suitable for different resolution by upper layer software (applications), i.e. high-level interface module 23 is controlled
Imaged picture generation module, generates multilink viewdata signal and multilink picture synchronization signal, and figure is divided into multiple
After transmission link, adapt to the data volume that the figure of various resolution ratio is brought, be particularly ensured that high-resolution (4Kx2K or
2Kx4K resolution ratio, i.e. 3840x2160 or 2160x3840) in the case of can accurately also realize BMP images and logic picture to
The conversion of MIPI figures.
Brief description of the drawings
Fig. 1 the structural representation of present invention；
Wherein, 10-image frame generation module, 11-image buffer storage module, 12-RGB synchronizing signals generation module,
13-rgb image data generation module, 14-RGB image synchronization module, 15-MIPI data cache modules, 16-MIPI data
Modular converter, 17-MIPI signal output modules, 18-eight transmission link MIPI liquid crystal module split screens data generating modules, 19-
16 transmission link MIPI liquid crystal module split screens data generating modules, 20-MIPI data stream compression forms generation module, 21-
Four transmission link MIPI liquid crystal module single screens data generating modules, 22-MIPI Parameter analysis of electrochemical module, 23-high-level interface module,
24-liquid crystal module.
Specific embodiment
Below in conjunction with the drawings and specific embodiments, the present invention is described in further detail：
The MIPI figure signal generation devices of resolution ratio self adaptation as described in Figure 1, it includes image frame generation module
10th, image buffer storage module 11, RGB synchronizing signals generation module 12, rgb image data generation module 13, RGB image synchronization module
14th, multilink MIPI liquid crystal modules single screen and split screen data generating module, MIPI data cache modules 15, MIPI data conversion moulds
Block 16, MIPI signal output modules 17, MIPI Parameter analysis of electrochemical module 22 and high-level interface module 23, wherein, the high-level interface
The signal input part of BMP images and logic picture data signal output part connection the image frame generation module 10 of module 23, on
The input of the MIPI conversion parameters signal output part connection MIPI Parameter analysis of electrochemical module 22 of layer interface module 23, MIPI parametric solutions
Analyse MIPI module data split screen mode setting signals output end connection multilink MIPI liquid crystal modules single screen and the split screen of module 22
The MIPI module data split screen mode setting signal inputs of data generating module, the MIPI conversions of MIPI Parameter analysis of electrochemical module 22
The MIPI conversion configurations parameter input ends of configuration parameter output end connection MIPI data conversion modules 16, MIPI Parameter analysis of electrochemical modules
The MIPI output configuration parameter inputs of 22 MIPI output configuration parameter output end connection MIPI signal output modules 17；
The picture synchronization signal and viewdata signal output end of described image picture generation module 10 pass through image buffer storage
Module 11 connects the signal input part of RGB synchronizing signals generation module 12 and rgb image data generation module 13 respectively, and RGB is same
Walk the first signal input part of the RGB synchronous signal output ends connection RGB image synchronization module 14 of signal generator module 12, RGB
The secondary signal input of the rgb image data signal output part connection RGB image synchronization module 14 of view data generation module 13
End, signal output part connection multilink MIPI liquid crystal modules single screen and the split screen data generating module of RGB image synchronization module 14
Signal input part, the signal output part connection MIPI data of multilink MIPI liquid crystal modules single screen and split screen data generating module
The signal input part of cache module 15, the signal output part connection MIPI data conversion modules 16 of MIPI data cache modules 15
First signal input part, the signal input of the signal output part connection MIPI signal output modules 17 of MIPI data conversion modules 16
End.
In above-mentioned technical proposal, it also includes MIPI data stream compression forms generation module 20, the MIPI data buffer storages
The signal output part of module 15 also connects MIPI data conversion modules 16 by MIPI data stream compression forms generation module 20
Secondary signal input.
In above-mentioned technical proposal, the multilink MIPI liquid crystal modules single screen and split screen data generating module include eight transmission
Link MIPI liquid crystal module split screens data generating module 18, four transmission link MIPI liquid crystal module single screens data generating modules 21,
16 transmission link MIPI liquid crystal module split screens data generating modules 19, the signal output part of the RGB image synchronization module 14
Eight transmission link MIPI liquid crystal module split screens data generating modules 18, four transmission link MIPI liquid crystal module single screen numbers are connected respectively
According to the signal input part of the transmission link MIPI liquid crystal module split screens data generating module 19 of generation module 21 and 16, eight chains
Road MIPI liquid crystal module split screens data generating module 18, four transmission link MIPI liquid crystal module single screens data generating modules 21 and ten
The signal output part connection MIPI data cache modules 15 of six transmission link MIPI liquid crystal module split screens data generating modules 19
Signal input part；
The MIPI module data split screen mode setting signal output ends of the MIPI Parameter analysis of electrochemical module 22 connect eight respectively
Transmission link MIPI liquid crystal module split screens data generating module 18, four transmission link MIPI liquid crystal module single screen data generating modules
The MIPI module data split screen mode setting signals of 21 and 16 transmission link MIPI liquid crystal module split screens data generating modules 19
Input.
In above-mentioned technical proposal, the MIPI signal output modules 17 include four submodules, wherein, the first submodule is used
In output MIPI clock chain circuits signal and four link MIPI data-signals, the second submodule is used to export eight link MIPI data letter
Number, the 3rd submodule is used to export 16 link MIPI data-signals, and the 4th submodule is also used for exporting 16 link MIPI numbers
It is believed that number.
In above-mentioned technical proposal, the signal output part of the MIPI data conversion modules 16 is to MIPI signal output modules 17
Signal input part conveying MIPI high speed signals and MIPI power down signals.
A kind of method that MIPI figure signals generation device using above-mentioned resolution ratio self adaptation generates MIPI figure signals,
It comprises the following steps：
Step 101：The BMP view data or logic that image frame generation module 10 is transmitted according to high-level interface module 23 are drawn
The corresponding image frame of face data genaration, image frame generation module 10 draws described image according to the requirement of required transmission rate
The view data and picture synchronization signal in face are divided into corresponding multilink viewdata signal and multilink picture synchronization signal (should
Because its image data amount is very big for high-resolution image, the pixel clock frequency of its view data can be very for design
Height, causes FPGA to carry out subsequent treatment, needs segmentation figure picture to turn into multiple transmission links for this)；
Such as, raw image data is：
1st, 2,3,4,5,6,7,8,9,10, dot frequency is 200MHz；
View data after being divided into dual link is：
Link 1：1、3、5、7、9
Link 2：2、4、6、8、10
The pixel clock of each link is 100MHz, can cause FPGA internal logic circuit normal works；
Step 102：Image buffer storage module 11 enters above-mentioned multilink viewdata signal and multilink picture synchronization signal
Row caching, to ensure that output is the signal of synchronous alignment to subsequent module, it is ensured that subsequent module can be processed correctly；
Step 103：Image buffer storage module 11 sends the multilink viewdata signal after caching to rgb image data and produces
Raw module 13 carries out process of frequency multiplication, and (wherein, single-link viewdata signal does not need frequency multiplication, and multilink viewdata signal is both needed to
Process of frequency multiplication is wanted, 2 frequencys multiplication is wanted if dual link viewdata signal, four link viewdata signals then want 4 frequencys multiplication) and then reduction
Into corresponding rgb image data；It is same that image buffer storage module 11 sends the multilink picture synchronization signal after caching to RGB image
Step signal generator module 12 carries out process of frequency multiplication wherein, and single-link picture synchronization signal does not need frequency multiplication, multilink image synchronization
Signal is required to process of frequency multiplication, and 2 frequencys multiplication are wanted if dual link picture synchronization signal, and four link picture synchronization signals then want 4 frequencys multiplication)
Then it is reduced into corresponding RGB image synchronizing signal；
With being multiple times than foregoing chain in RGB image synchronizing signal generation module 12 and rgb image data generation module 13
The clock frequency of road clock frequency is to the multilink picture synchronization signal after the multilink viewdata signal after caching and caching
Sampled, to revert to rgb signal,
As above the pixel clock frequency of the dual link described in example (in step 1) is 100MHz, then RGB image synchronizing signal is produced
Raw module 12 and rgb image data generation module 13 are produced in its module therein
200MHz, and sampled in turn successively by ping-pong operation mode above-mentioned link 1 and link 2 view data and image synchronization letter
Number, so as to change into rgb signal；
Step 104：The RGB image synchronous transmission of signal for reducing is given RGB image synchronization by RGB synchronizing signals generation module 12
The rgb image data of reduction is transferred to RGB image synchronization module 14, RGB figures by module 14, rgb image data generation module 13
As the rgb image data of the RGB image synchronizing signal of above-mentioned reduction and reduction is synchronized treatment by synchronization module 14, it is ensured that also
Former RGB image synchronizing signal and the rgb image data of reduction can keep output simultaneously, so that it is guaranteed that subsequent module is correctly grasped
Make；
Step 1：RGB image synchronization module 14 is by RGB image synchronizing signal and rgb image data synchronism output to multilink
MIPI liquid crystal modules single screen and split screen data generating module, meanwhile, high-level interface module 23 passes through MIPI Parameter analysis of electrochemical module 22
MIPI module data split screen mode setting signals are transferred to multilink MIPI liquid crystal modules single screen and split screen data generating module,
The control of multilink MIPI liquid crystal modules single screen and split screen data generating module in MIPI module data split screen mode setting signals
Under RGB image synchronizing signal and rgb image data signal are carried out single screen and/or split screen treatment, obtain the group bag of MIPI agreements
Data, and the group bag data of MIPI agreements is transferred to MIPI data cache modules 15, because MIPI signals are changed and transmission speed
Rate is different from the speed of rgb signal, therefore the group bag data of MIPI agreements is cached at least a line by MIPI data cache modules 15
View data；
Step 2：The group bag data of MIPI agreements after MIPI data cache modules 15 will be buffered is transferred to MIPI data
Modular converter 16, meanwhile, high-level interface module 23 passes through MIPI Parameter analysis of electrochemical module 22 by required MIPI conversion configurations parameters
MIPI data conversion modules 16 are transferred to, after MIPI data conversion modules 16 will be buffered according to above-mentioned MIPI conversion configurations parameter
The group bag data of MIPI agreements be converted into corresponding MIPI high speed signals and MIPI power down signals respectively；
Step 3：MIPI data conversion modules 16 transmit above-mentioned corresponding MIPI high speed signals and MIPI power down signals
To MIPI signal output modules 17, meanwhile, MIPI is exported and configured by high-level interface module 23 by MIPI Parameter analysis of electrochemical module 22
Parameter is conveyed to MIPI signal output modules 17, and MIPI signal output modules 17 are by above-mentioned MIPI high speed signals and MIPI low-power consumption
Signal is merged into the MIPI channel signals of standard, and exports voltage amplitude of the configuration parameter to MIPI channel signals according to the MIPI
Value, driving current, transmission preemphasis, the transmission delay between impedance matching, clock data passage are adjusted, and obtain resolution ratio
The MIPI figure signals of self adaptation；
Step 4：The MIPI figure signals of resolution ratio self adaptation are transferred to liquid crystal module by MIPI signal output modules 17
24, the MIPI figure signals of the resolution ratio self adaptation include MIPI clock chain circuits signal, four link MIPI data-signals, eight chains
Road MIPI data-signal, 16 link MIPI data-signals.
In the step of above-mentioned technical proposal 2, when the MIPI protocol groups bag datas of compression are needed, MIPI data cache modules
15 will be buffered after MIPI agreements group bag data by the compression of MIPI data stream compression forms generation module 20 treatment after pass
MIPI data conversion modules 16 are defeated by, after MIPI data conversion modules 16 will be compressed according to above-mentioned MIPI conversion configurations parameter
The group bag data of MIPI agreements is converted into corresponding MIPI high speed signals and MIPI power down signals respectively.
MIPI conversion configurations parameter in the step of above-mentioned technical proposal 2 includes display serial line interface (Display
Serial Interface) transmission rate configuration parameter, burst (Burst) and non-burst (Non-Burst) mode of operation parameter,
MIPI high speed (High Speed) signals and MIPI low-power consumption (Low Power) signal transmission sequential configuration parameter, MIPI events
Transmission mode and MIPI regenerative transmission mode configuration parameters.
The step of above-mentioned technical proposal 3 Plays MIPI channel signals include MIPI clock lanes signal and MIPI data
Channel signal.
The content that this specification is not described in detail belongs to prior art known to professional and technical personnel in the field.
Claims (13)
1. MIPI figure signal generation devices of a kind of resolution ratio self adaptation, it include multilink MIPI liquid crystal modules single screen and point
Screen data generating module, MIPI data cache modules (15), MIPI data conversion modules (16) and MIPI signal output modules
(17), the wherein data split screen mode setting signal input of multilink MIPI liquid crystal modules single screen and split screen data generating module
Receive the letter of MIPI module data split screen mode setting signals, multilink MIPI liquid crystal modules single screen and split screen data generating module
Number input synchronously receives RGB image synchronizing signal and rgb image data, multilink MIPI liquid crystal modules single screen and split screen data
The signal input part of signal output part connection MIPI data cache modules (15) of generation module, MIPI data cache modules (15)
Signal output part connection MIPI data conversion modules (16) the first signal input part, the letter of MIPI data conversion modules (16)
The signal input part of number output end connection MIPI signal output modules (17).
2. MIPI figure signal generation devices of resolution ratio self adaptation according to claim 1, it is characterised in that：It is also wrapped
Image frame generation module (10), image buffer storage module (11), RGB synchronizing signals generation module (12), rgb image data is included to produce
Raw module (13), RGB image synchronization module (14), the picture synchronization signal and picture number of described image picture generation module (10)
RGB synchronizing signals generation module (12) and rgb image data are connected by image buffer storage module (11) respectively according to signal output part
The signal input part of generation module (13), the RGB synchronous signal output ends connection RGB figures of RGB synchronizing signals generation module (12)
As the first signal input part of synchronization module (14), the rgb image data signal output part of rgb image data generation module (13)
The secondary signal input of connection RGB image synchronization module (14), the signal output part connection of RGB image synchronization module (14) is more
The signal input part of link MIPI liquid crystal modules single screen and split screen data generating module, multilink MIPI liquid crystal modules single screen and point
Shield the signal input part of signal output part connection MIPI data cache modules (15) of data generating module.
3. MIPI figure signal generation devices of resolution ratio self adaptation according to claim 1, it is characterised in that：It is also wrapped
Include MIPI Parameter analysis of electrochemical module (22) and high-level interface module (23), wherein, the BMP images of the high-level interface module (23) and
The signal input part of logic picture data signal output part connection image frame generation module (10), high-level interface module (23)
The input of MIPI conversion parameters signal output part connection MIPI Parameter analysis of electrochemical module (22), MIPI Parameter analysis of electrochemical module (22)
MIPI module data split screen mode setting signals output end connects multilink MIPI liquid crystal modules single screen and split screen data produce mould
The MIPI module data split screen mode setting signal inputs of block, the MIPI conversion configurations parameters of MIPI Parameter analysis of electrochemical module (22)
The MIPI conversion configurations parameter input ends of output end connection MIPI data conversion modules (16), MIPI Parameter analysis of electrochemical module (22)
The MIPI output configuration parameter inputs of MIPI output configuration parameters output end connection MIPI signal output modules (17).
4. MIPI figure signal generation devices of resolution ratio self adaptation according to claim 1, it is characterised in that：It is also wrapped
MIPI data stream compression forms generation module (20) is included, the signal output part of the MIPI data cache modules (15) also passes through
The secondary signal input of MIPI data stream compression forms generation module (20) connections MIPI data conversion modules (16).
5. MIPI figure signal generation devices of resolution ratio self adaptation according to claim 1, it is characterised in that：It is described many
Link MIPI liquid crystal modules single screen and split screen data generating module are produced including eight transmission link MIPI liquid crystal module split screens data
Module (18), four transmission links MIPI liquid crystal module single screens data generating module (21), 16 transmission link MIPI liquid crystal modules
Split screen data generating module (19), the signal output part of the RGB image synchronization module (14) connects eight transmission links respectively
MIPI liquid crystal module split screens data generating module (18), four transmission links MIPI liquid crystal module single screens data generating module (21) and
The signal input part of 16 transmission links MIPI liquid crystal module split screens data generating module (19), eight transmission link MIPI liquid crystal moulds
Component screen data generating module (18), four transmission links MIPI liquid crystal module single screens data generating module (21) and 16 chains
The signal of signal output part connection MIPI data cache modules (15) on road MIPI liquid crystal module split screens data generating module (19)
Input；
The MIPI module data split screen mode setting signal output ends of MIPI Parameter analysis of electrochemical module (22) connect eight chains respectively
Road MIPI liquid crystal module split screens data generating module (18), four transmission links MIPI liquid crystal module single screens data generating module (21)
With the MIPI module data split screen mode setting signals of 16 transmission links MIPI liquid crystal module split screens data generating module (19)
Input.
6. MIPI figure signal generation devices of resolution ratio self adaptation according to claim 1, it is characterised in that：It is described
MIPI signal output modules (17) include four submodules, wherein, the first submodule be used for export MIPI clock chain circuits signal and
Four link MIPI data-signals, the second submodule is used to export eight link MIPI data-signals, and the 3rd submodule is used to export ten
Six link MIPI data-signals, the 4th submodule is also used for exporting 16 link MIPI data-signals.
7. MIPI figure signal generation devices of resolution ratio self adaptation according to claim 1, it is characterised in that：It is described
The signal output part of MIPI data conversion modules (16) is high to the signal input part conveying MIPI of MIPI signal output modules (17)
Fast signal and MIPI power down signals.
8. a kind of MIPI figure signals generation device of resolution ratio self adaptation described in utilization claim 1 generates MIPI figure signals
Method, it is characterised in that it comprises the following steps：
Step 1：By RGB image synchronizing signal and rgb image data synchronism output to multilink MIPI liquid crystal modules single screen and point
Screen data generating module, meanwhile, MIPI module data split screen mode setting signals are transferred to multilink MIPI liquid crystal module lists
Screen and split screen data generating module, multilink MIPI liquid crystal modules single screen and split screen data generating module are in MIPI modules data point
RGB image synchronizing signal and rgb image data signal are carried out at single screen and/or split screen under the control of screen mode setting signal
Reason, obtains the group bag data of MIPI agreements, and the group bag data of MIPI agreements is transferred into MIPI data cache modules (15),
The group bag data of MIPI agreements is cached at least a line view data by MIPI data cache modules (15)；
Step 2：MIPI data cache modules (15) will be buffered after MIPI agreements group bag data be transferred to MIPI data turn
Mold changing block (16), meanwhile, high-level interface module (23) is by MIPI Parameter analysis of electrochemical module (22) by required MIPI conversion configurations
Parameter is transferred to MIPI data conversion modules (16), and MIPI data conversion modules (16) will according to above-mentioned MIPI conversion configurations parameter
The group bag data of the MIPI agreements after being buffered is converted into corresponding MIPI high speed signals and MIPI power down signals respectively；
Step 3：Be transferred to for above-mentioned corresponding MIPI high speed signals and MIPI power down signals by MIPI data conversion modules (16)
MIPI signal output modules (17), meanwhile, MIPI output configuration parameters are conveyed to MIPI signal output modules (17), MIPI letters
Above-mentioned MIPI high speed signals and MIPI power down signals are merged into the MIPI channel signals of standard, and root for number output module (17)
According to the MIPI export configuration parameter to the voltage magnitude of MIPI channel signals, driving current, transmission preemphasis, impedance matching,
Transmission delay between clock data passage is adjusted, and obtains the MIPI figure signals of resolution ratio self adaptation.
9. the method for generation MIPI figure signals according to claim 8, it is characterised in that：Also include after the step 3
Step 4：The MIPI figure signals of resolution ratio self adaptation are transferred to liquid crystal module (24), institute by MIPI signal output modules (17)
The MIPI figure signals for stating resolution ratio self adaptation include MIPI clock chain circuits signal, four link MIPI data-signals, eight links
MIPI data-signals, 16 link MIPI data-signals.
10. the method for generation MIPI figure signals according to claim 8, it is characterised in that：In the step 2, when need
During the MIPI protocol groups bag datas to be compressed, MIPI data cache modules (15) will be buffered after MIPI agreements group bag data
By being transferred to MIPI data conversion modules (16), MIPI numbers after MIPI data stream compression form generation module (20) compression treatment
The group bag data of the MIPI agreements after being compressed according to above-mentioned MIPI conversion configurations parameter according to modular converter (16) is changed respectively
Into corresponding MIPI high speed signals and MIPI power down signals.
The method of 11. generation MIPI figure signals according to claim 8, it is characterised in that：MIPI in the step 2
Conversion configurations parameter includes that display serial line interface transmission rate configuration parameter, burst and non-burst mode of operation parameter, MIPI are high
Fast signal and the configuration of MIPI power down signal transmission time sequences configuration parameter, MIPI events transmission mode and MIPI regenerative transmission modes
Parameter.
The method of 12. generation MIPI figure signals according to claim 9, it is characterised in that：Step 4 Plays
MIPI channel signals include MIPI clock lanes signal and MIPI data channel signals.
The method of 13. generation MIPI figure signals according to claim 8, it is characterised in that：RGB figures in the step 1
As synchronizing signal and the synchronous mode that obtains of rgb image data are comprised the following steps：
Step 101：The BMP view data or logic that image frame generation module (10) is transmitted according to high-level interface module (23) are drawn
The corresponding image frame of face data genaration, the requirement of image frame generation module (10) transmission rate according to needed for is by described image
The view data and picture synchronization signal of picture are divided into corresponding multilink viewdata signal and multilink picture synchronization signal；
Step 102：Image buffer storage module (11) carries out above-mentioned multilink viewdata signal and multilink picture synchronization signal
Caching；
Step 103：Image buffer storage module (11) sends the multilink viewdata signal after caching to rgb image data and produces
Module (13) is reduced into corresponding rgb image data；Image buffer storage module (11) is by the multilink picture synchronization signal after caching
Send RGB image synchronizing signal generation module (12) to and be reduced into corresponding RGB image synchronizing signal；
Step 104：The RGB image synchronous transmission of signal that RGB synchronizing signals generation module (12) will be reduced gives RGB image synchronization mould
The rgb image data of reduction is transferred to RGB image synchronization module (14) by block (14), rgb image data generation module (13),
The rgb image data of the RGB image synchronizing signal of above-mentioned reduction and reduction is synchronized place by RGB image synchronization module (14)
Reason, it is ensured that the RGB image synchronizing signal of reduction and the rgb image data of reduction can keep output simultaneously.
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| CN105405375B (en) * | 2015-12-05 | 2018-01-05 | 武汉精测电子技术股份有限公司 | A kind of MIPI vision signals single channel turns the device and method of multichannel |
| CN107734386B (en) * | 2017-09-13 | 2019-12-17 | 东莞市爱协生智能科技有限公司 | MIPI (Mobile industry processor interface) protocol-based video image reduction method and system |
| CN109817129A (en) * | 2019-01-28 | 2019-05-28 | 武汉精立电子技术有限公司 | A kind of liquid crystal module detection system and method realized based on Mipi CPHY interface |
| CN110401798B (en) * | 2019-07-30 | 2021-03-09 | 晶晨半导体（深圳）有限公司 | Method and device for adjusting output resolution of MIPI camera |
| CN110570793B (en) * | 2019-08-05 | 2022-05-13 | 武汉精立电子技术有限公司 | Testing method and device adaptive to different types of display screens and terminal equipment |
| CN112581364B (en) * | 2019-09-30 | 2024-04-09 | 西安诺瓦星云科技股份有限公司 | Image processing method and device and video processor |
| CN111641823B (en) * | 2020-05-06 | 2021-08-27 | 深圳市爱协生科技有限公司 | MIPI interface-based image algorithm verification system |
| CN111669648B (en) * | 2020-06-19 | 2022-03-25 | 艾索信息股份有限公司 | Video frequency doubling method |
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| CN202167218U (en) * | 2011-07-01 | 2012-03-14 | 深圳市立德通讯器材有限公司 | Liquid crystal display module with MIPI interface |
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