CN110069223A - A kind of intelligent large-screen splicing display unit based on android system - Google Patents
A kind of intelligent large-screen splicing display unit based on android system Download PDFInfo
- Publication number
- CN110069223A CN110069223A CN201810064542.3A CN201810064542A CN110069223A CN 110069223 A CN110069223 A CN 110069223A CN 201810064542 A CN201810064542 A CN 201810064542A CN 110069223 A CN110069223 A CN 110069223A
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- processing module
- intelligent
- image processing
- display unit
- screen splicing
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Classifications
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
- G06F3/14—Digital output to display device ; Cooperation and interconnection of the display device with other functional units
- G06F3/1423—Digital output to display device ; Cooperation and interconnection of the display device with other functional units controlling a plurality of local displays, e.g. CRT and flat panel display
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
- G06F3/14—Digital output to display device ; Cooperation and interconnection of the display device with other functional units
- G06F3/1423—Digital output to display device ; Cooperation and interconnection of the display device with other functional units controlling a plurality of local displays, e.g. CRT and flat panel display
- G06F3/1446—Digital output to display device ; Cooperation and interconnection of the display device with other functional units controlling a plurality of local displays, e.g. CRT and flat panel display display composed of modules, e.g. video walls
Abstract
The present invention provides a kind of intelligent large-screen splicing display unit based on android system, it is characterized in that, it include: image processing module, receive extraneous signal provided by signal input/output module, intelligent processing module, it cooperates with the communication of described image processing module, display between intelligent large-screen splicing display unit where coordinating and external intelligent large-screen splicing display unit is synchronous, display control module, receive the control signal from image processing module, the display of display screen is controlled, signal input/output module, signal transmission is carried out between two intelligent large-screen splicing display units.A kind of intelligent large-screen splicing display unit based on android system of the invention, due to the dual chip setting using picture processing chip and Intelligent treatment chip, picture processing chip is responsible for waking up Intelligent treatment chip operation in booting or user interactive operation, to realize that the collaboration of multiple intelligent large-screen splicing display units is shown.
Description
Technical field
The present invention relates to a kind of intelligent large-screen splicing display unit based on android system belongs to display control neck
Domain.
Background technique
With screen tests such as embedded hardware large-screen splicing technology, multi-screen image processing technique, signal handoff techniques
The development of the relevant technologies, liquid crystal tiled displaying system have developed into enlargement, high Qinghua and intelligent direction development.
In terms of intelligence, each research institution and businessman have put into the research of each function of splice displaying system, and are rising
Step and rapid development stage.Large-screen splicing display proposes higher standard requirements than the general product for civilian use, it is desirable that system
With easy to maintain, open and scalability.
The application environment of large-screen splicing display is more harsh, and many applications require continuous 24 hours uninterrupted works
Make, system should be convenient for diagnosing fault and replacing component, and to shorten maintenance time, this requires systems should use module as far as possible
Change, intelligentized design is to reach ease for maintenance；Large-screen splicing system should follow the principle of open system simultaneously, system in addition to
VGA, RGB can be directly accessed, outside vision signal, should can also access network signal, various types of signal can be switched at any time
And dynamic comprehensive is shown, provides the user with an interactive platform；System should have the ability for increasing new equipment and new function, such as
Embedded body structure and building block system large-screen splicing, so that hardware expansion becomes very simple.Meanwhile software also only needs
Carrying out dilatation and upgrading can meet the requirements, without modifying source program.System hardware and software section can be convenient
" growing with each passing hour ".
Android system is the operating system based on linux system, upper layer exploitation be based primarily upon Java language into
Capable.Android system is as one of smart phone main platform, with more and more extensive.The application field of Android is
Through exceed simple operation system of smart phone, tablet computer, smart television and in terms of expand
Large-scale application.Android itself is designed for cell phone system, far from enough to the support of large screen, the application of high Qinghua,
It is generally realized by external splicing controller and to be docked with android system, it is unrelated with concatenation unit, and it is limited only within end
Control field is held, networking, the intelligence degree that can not be directly realized by concatenation unit are inadequate, cannot achieve data and dock in real time.
Due to the power of android system and its popularization and market potential, how by android system and traditional
Large-screen splicing display unit technology is combined together, and in intelligence system research, really timing accesses database, facilitates timing
Updating display content is the existing market demand and development trend.
Summary of the invention
The purpose of the present invention is to provide a kind of intelligent large-screen splicing display unit based on android system, with solution
The certainly above problem.
Present invention employs following technical solutions:
A kind of intelligent large-screen splicing display unit based on android system of the present invention characterized by comprising figure
As processing module, extraneous signal provided by signal input/output module is received, intelligent processing module is logical with image processing module
News cooperation, the display between intelligent large-screen splicing display unit where coordinating and external intelligent large-screen splicing display unit are same
Step, display control module receive the control signal from image processing module, control the display of display screen, signal is defeated
Enter output module, carries out signal transmission between two intelligent large-screen splicing display units.
Further, the intelligent large-screen splicing display unit of the invention based on android system also has such spy
Sign: where the received multimedia of intelligent processing module or Web content pass through decoded data and be supplied to image processing module
It is shown after processing.
Further, the intelligent large-screen splicing display unit of the invention based on android system also has such spy
Sign: where image processing module wakes up wake-up intelligent processing module in booting or user interactive operation.
Further, the intelligent large-screen splicing display unit of the invention based on android system also has such spy
Sign: where signal input/output module includes: SD card module, WIFI module and USB module, be respectively used to receive from SD card,
The information of WIFI and USB.
Further, the intelligent large-screen splicing display unit of the invention based on android system also has such spy
Sign, further includes: audio processing modules receive the control signal from image processing module.
Further, the intelligent large-screen splicing display unit of the invention based on android system also has such spy
Sign, further includes: power module is powered image processing module and intelligent processing module.
Further, the intelligent large-screen splicing display unit of the invention based on android system also has such spy
Sign, further includes: remote control module is interacted with intelligent processing module, sends remote control signal to intelligent processing module.
Further, the intelligent large-screen splicing display unit of the invention based on android system also has such spy
Sign:
Wherein, the cooperating process between image processing module and intelligent processing module is as follows:
T1 timer is arranged in step 1, image processing module,
Step 2, image processing module opens intelligent processing module, when the Android driver of intelligent processing module starts work
After work, into next step,
Step 3, image processing module carries out USB switch setting, and detects the output signal of intelligent processing module,
Step 4, intelligent processing module show guide icon,
Step 5, image processing module stop T1 timer,
Step 6, image processing module prompt intelligent processing module have enabled.
Advantageous effect of the invention
A kind of intelligent large-screen splicing display unit based on android system of the invention, due to using image procossing
The setting of the dual chip of chip and Intelligent treatment chip, picture processing chip are responsible for waking up intelligence in booting or user interactive operation
Handle chip operation.To realize that the collaboration of multiple intelligent large-screen splicing display units is shown.
Detailed description of the invention
Fig. 1 is the schematic diagram of multiple screen splicings,
Fig. 2 is the collaboration process schematic diagram of image processing module and intelligent processing module,
Fig. 3 is the module composition schematic diagram of intelligent large-screen splicing display unit；
Fig. 4 is the type schematic diagram of input/output module.
Specific embodiment
Illustrate a specific embodiment of the invention below in conjunction with attached drawing.
As shown in Figure 3 and Figure 4, individually the intelligent large-screen splicing display unit based on android system includes:
Image processing module 11, intelligent processing module 12, signal input/output module 13, remote control module 14, display
Control module 15, audio processing modules 16 and power module 17.
As shown in Figure 1, multiple intelligent large-screen splicing display units based on android system are connected, and split exists
Together.
Intelligent processing module 12 realizes multiplexing and the Android behaviour of existing hardware drive program using multi-core CPU 18
Make the transplanting of system.Main bottom layer driving includes: WLAN, WIFI, SD Card, USB, DDR, Input, Output module etc.
Bottom layer driving.Mainly have: the setting of image procossing IC and Android IC I/O port.As shown in figure 3, intelligent processing module is also supported
SD Card, WIFI and USB input.
Both image processing module 11 and intelligent processing module 12 cooperate, and realize that the two communication cooperation and signal pass
It is defeated.
As shown in Fig. 4 and Fig. 1, signal input/output module 13, comprising: SD card module 132, WIFI module 133 and USB mould
Block 131.Signal and instruction input output module realize the daisy chain design of signal and instruction, are used for video wall splicing, realize more
Large screen display function.As shown in figure 4, USB input design allows system to support realization Android debugging, software upgrading, to peripheral hardware
Available electricity and multimedia content input.
USB module 131 includes: USB interface and USB Switch IC route.USB interface realizes Android debugging, software
Upgrading inputs external equipment power supply and multimedia content.
SD card module 132, for reading and writing the information in SD card.
WIFI module 133, for being communicated wirelessly by WIFI and the external world.
Remote control module 14, for remotely being controlled display screen.
Display control module 15, for controlling the display of the displays such as liquid crystal display or LED screen.
Audio processing modules 16, under the control of image processing module 11, for handling audio.
Power module 17 includes power management chip 171, switches different modes according to the operating status of system and makes and is
The power consumption of system is preferably minimized.Power management chip further includes system power supply and Android power management route.
Intelligent large-screen splicing display unit based on android system further includes DDR memory 19.
As shown in figure 4, image processing module 11 includes picture processing chip 111, intelligent processing module 12 includes multicore
CPU.Each chip has independent control software running, but the two work is again inseparable.Multi-core CPU receives multimedia or net
Network content is supplied to image processor processing display by decoded data；Image processor is in booting or user interactive operation
It is responsible for waking up multi-core CPU work.Chip chamber interactive correspondence mode, communications protocol and operation workflow realize two chip chambers normally
Interworking.The main contents include: communications protocol and content-defined, specifically there is the definition of Android working condition and feedback, switch letter
The communication instructions such as number source, switching signal source are content-defined.
As shown in Fig. 2, the cooperating process between image processing module and intelligent processing module is as follows:
T1 timer is arranged in step S1, image processing module,
Step S2, image processing module open intelligent processing module, when the Android driver for opening intelligent processing module is opened
After beginning work, into next step,
Step S3, image processing module carries out USB switch setting, and detects the output signal of intelligent processing module,
Step S4, intelligent processing module show guide icon,
Step S5, image processing module stop T1 timer,
Step S6, image processing module prompt intelligent processing module have enabled.
The present invention has the advantages that picture processing chip can be with due to making signal processing mainboard using dual chip design
The high definition video signal of the market mainstreams such as DP/HDMI/DVI/VGA is decoded, supports signal location adjustment, gain, more images
The adjustment of the functions such as window, high image quality and scaling；Intelligent treatment chip can play USB and telenet with loading operation system
Network multimedia file supports user installation and unloading APK, facilitates extension upgrading utility function.It is moved up in this route design basis
Android operation system is planted, user demand is shown according to splicing system, multiple screen splicings are carried out to collaboration together and are shown.
Development and application end function, further allowing user to update display content by internet becomes simple and fast, directly efficient.The present invention
It can be widely applied to DLP rear-projection concatenation unit in addition to liquid crystal-spliced unit, micro- or small spacing LED concatenation unit and projection to spell
Order member etc..
Claims (8)
1. a kind of intelligent large-screen splicing display unit based on android system characterized by comprising
Image processing module receives extraneous signal provided by signal input/output module,
Intelligent processing module cooperate with the communication of described image processing module, intelligent large-screen splicing display unit where coordinating and
Display between external intelligence large-screen splicing display unit is synchronous,
Display control module receives the control signal from image processing module, controls the display of display screen,
Signal input/output module carries out signal transmission between two intelligent large-screen splicing display units.
2. the intelligent large-screen splicing display unit based on android system as described in claim 1, it is characterised in that:
Wherein, the received multimedia of intelligent processing module or Web content are supplied to image processing module by decoded data
It is shown after processing.
3. the intelligent large-screen splicing display unit based on android system as described in claim 1, it is characterised in that:
Wherein, described image processing module wakes up wake-up intelligent processing module in booting or user interactive operation.
4. the intelligent large-screen splicing display unit based on android system as described in claim 1, it is characterised in that:
Wherein, the signal input/output module includes: SD card module, WIFI module and USB module, is respectively used to reception and comes from
The information of SD card, WIFI and USB.
5. the intelligent large-screen splicing display unit based on android system as described in claim 1, which is characterized in that also
Include:
Audio processing modules receive the control signal from image processing module.
6. the intelligent large-screen splicing display unit based on android system as described in claim 1, which is characterized in that also
Include:
Power module is powered image processing module and intelligent processing module.
7. the intelligent large-screen splicing display unit based on android system as described in claim 1, which is characterized in that also
Include:
Remote control module is interacted with the intelligent processing module, and Xiang Suoshu intelligent processing module sends long-range control letter
Number.
8. the intelligent large-screen splicing display unit based on android system as described in claim 1, it is characterised in that:
Wherein, the cooperating process between image processing module and intelligent processing module is as follows:
T1 timer is arranged in step 1, image processing module,
Step 2, image processing module opens intelligent processing module, when the Android driver of intelligent processing module starts to work it
Afterwards, into next step,
Step 3, image processing module carries out USB switch setting, and detects the output signal of intelligent processing module,
Step 4, intelligent processing module show guide icon,
Step 5, image processing module stop T1 timer,
Step 6, image processing module prompt intelligent processing module have enabled.
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| CN201810064542.3A CN110069223B (en) | 2018-01-23 | 2018-01-23 | Intelligent large screen splicing display unit based on Android system |
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| CN201810064542.3A CN110069223B (en) | 2018-01-23 | 2018-01-23 | Intelligent large screen splicing display unit based on Android system |
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| CN110069223A true CN110069223A (en) | 2019-07-30 |
| CN110069223B CN110069223B (en) | 2023-04-18 |
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