CN110069223B - Intelligent large screen splicing display unit based on Android system - Google Patents
Intelligent large screen splicing display unit based on Android system Download PDFInfo
- Publication number
- CN110069223B CN110069223B CN201810064542.3A CN201810064542A CN110069223B CN 110069223 B CN110069223 B CN 110069223B CN 201810064542 A CN201810064542 A CN 201810064542A CN 110069223 B CN110069223 B CN 110069223B
- Authority
- CN
- China
- Prior art keywords
- processing module
- intelligent
- image processing
- module
- display unit
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Classifications
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Theoretical Computer Science (AREA)
- Human Computer Interaction (AREA)
- Physics & Mathematics (AREA)
- General Engineering & Computer Science (AREA)
- General Physics & Mathematics (AREA)
- Multimedia (AREA)
- Digital Computer Display Output (AREA)
- Controls And Circuits For Display Device (AREA)
Abstract
The invention provides an intelligent large screen splicing display unit based on an Android system, which is characterized by comprising the following components: the intelligent large-screen splicing display system comprises an image processing module, an intelligent processing module, a display control module and a signal input and output module, wherein the image processing module is used for receiving external signals provided by the signal input and output module, the intelligent processing module is in communication cooperation with the image processing module and coordinates display synchronization between an intelligent large-screen splicing display unit and an external intelligent large-screen splicing display unit, the display control module is used for receiving control signals from the image processing module and controlling display of a display screen, and the signal input and output module is used for transmitting signals between the two intelligent large-screen splicing display units. According to the intelligent large screen splicing display unit based on the Android system, due to the fact that the image processing chip and the intelligent processing chip are arranged in a double-chip mode, the image processing chip is responsible for awakening the intelligent processing chip to work in starting or user interaction operation, and therefore collaborative display of a plurality of intelligent large screen splicing display units is achieved.
Description
Technical Field
The invention relates to an intelligent large screen splicing display unit based on an Android system, and belongs to the field of display control.
Background
With the development of the television curtain wall related technologies such as the embedded hardware large screen splicing technology, the multi-screen image processing technology, the signal switching technology and the like, the liquid crystal splicing display system develops towards large scale, high definition and intellectualization.
In the aspect of intellectualization, various research institutions and merchants invest in the research on various functions of the tiled display system and are in the starting and rapid development stage. The large-screen spliced display has higher standard requirements than common civil products, and the system is required to have easy maintenance, openness and expandability.
The large-screen splicing display has a severe application environment, and many applications need continuous 24-hour uninterrupted work, and the system is convenient for fault diagnosis and part replacement so as to shorten the maintenance time, so that the system is required to adopt modularized and intelligent design as much as possible to achieve easy maintenance; meanwhile, the large-screen splicing system follows the principle of an open system, and can be directly connected with VGA (video graphics array), RGB (red, green and blue) and video signals and also can be connected with network signals, so that various signals can be switched and dynamically and comprehensively displayed at any time, and an interactive platform is provided for a user; the system should have the capability of adding new equipment and new functions, such as embedded box structures and building block type large screen splicing, so that hardware expansion becomes very simple. Meanwhile, the software can meet the requirements only by carrying out capacity expansion and upgrading without modifying the source program. Both the system hardware and software components can be conveniently "keep pace".
The Android system is an operating system based on a Linux system, and the upper development of the operating system is mainly performed based on a Java language. The Android system is used as one of the main platforms of smart phones, and the application of the Android system is more and more extensive. The application field of Android already exceeds that of a pure smart phone operating system, and the Android has expanded large-scale application in the aspects of tablet computers, smart televisions, set top boxes and the like. Android is designed for a mobile phone system, the support degree of large-screen and high-definition application is far from insufficient, the Android is generally connected with an Android system through an external connection controller, the Android is irrelevant to a connection unit and only limited in the field of terminal control, the networking and intelligentization degree of the connection unit cannot be directly realized, and real-time data connection cannot be realized. Due to the powerful functions of the Android system, the popularity and the market potential of the Android system, how to combine the Android system with the traditional large-screen splicing display unit technology and really access the Android system to the database at regular time in the research of the intelligent system is the existing market demand and development trend to conveniently update the display content at regular time.
Disclosure of Invention
The invention aims to provide an intelligent large screen splicing display unit based on an Android system to solve the problems.
The invention adopts the following technical scheme:
the invention relates to an intelligent large screen splicing display unit based on an Android system, which is characterized by comprising the following components: the intelligent large-screen splicing display device comprises an image processing module, an intelligent processing module, a display control module and a signal input/output module, wherein the image processing module receives external signals provided by the signal input/output module, the intelligent processing module is in communication cooperation with the image processing module to coordinate display synchronization between an intelligent large-screen splicing display unit and an external intelligent large-screen splicing display unit, the display control module receives control signals from the image processing module to control display of a display screen, and the signal input/output module transmits signals between the two intelligent large-screen splicing display units.
Further, the intelligent large screen splicing display unit based on the Android system further has the following characteristics: the data of the multimedia or network content received by the intelligent processing module after decoding is provided for the image processing module to be processed and displayed.
Further, the intelligent large screen splicing display unit based on the Android system further has the following characteristics: the image processing module wakes up the intelligent wake-up processing module in the starting or user interactive operation.
Further, the intelligent large screen splicing display unit based on the Android system further has the following characteristics: wherein, signal input output module includes: the SD card module, the WIFI module and the USB module are respectively used for receiving information from the SD card, the WIFI and the USB.
Further, the intelligent large screen splicing display unit based on the Android system further has the following characteristics that: and the audio processing module receives the control signal from the image processing module.
Further, the intelligent large screen splicing display unit based on the Android system further has the following characteristics that: and the power supply module is used for supplying power to the image processing module and the intelligent processing module.
Further, the intelligent large screen splicing display unit based on the Android system has the following characteristics that: and the remote control module is interacted with the intelligent processing module and sends a remote control signal to the intelligent processing module.
Further, the intelligent large screen splicing display unit based on the Android system further has the following characteristics:
the cooperation process between the image processing module and the intelligent processing module is as follows:
step one, an image processing module sets a T1 timer,
step two, the image processing module starts the intelligent processing module, and after the android driver of the intelligent processing module starts working, the next step is carried out,
step three, the image processing module carries out USB switch setting and detects the output signal of the intelligent processing module,
step four, the intelligent processing module displays the guide icon,
step five, the image processing module stops the T1 timer,
and step six, the image processing module prompts that the intelligent processing module is started.
Advantageous effects of the invention
According to the intelligent large screen splicing display unit based on the Android system, due to the adoption of the double-chip arrangement of the image processing chip and the intelligent processing chip, the image processing chip is in charge of awakening the intelligent processing chip to work in starting or user interaction operation. Therefore, the cooperative display of the plurality of intelligent large-screen splicing display units is realized.
Drawings
Figure 1 is a schematic illustration of a multiple screen stitching,
figure 2 is a schematic flow diagram of the cooperation of an image processing module and an intelligent processing module,
FIG. 3 is a schematic diagram of the module composition of an intelligent large-screen splicing display unit;
fig. 4 is a schematic diagram of the type of input-output module.
Detailed Description
The following describes embodiments of the present invention with reference to the drawings.
As shown in fig. 3 and 4, a single intelligent large screen splicing display unit based on an Android system includes:
the system comprises an image processing module 11, an intelligent processing module 12, a signal input and output module 13, a remote control module 14, a display control module 15, an audio processing module 16 and a power supply module 17.
As shown in fig. 1, a plurality of intelligent large screen tiled display units based on an Android system are connected and tiled together.
The intelligent processing module 12 adopts the multi-core CPU 18 to implement multiplexing of an existing hardware driver and migration of an Android operating system. The main bottom layer driver comprises: and bottom layer drivers such as WLAN, WIFI, SD Card, USB, DDR, input and Output modules. Mainly comprises the following steps: and setting an IO port of an image processing IC and an Android IC. As shown in fig. 3, the smart processing module also supports SD Card, WIFI and USB inputs.
The image processing module 11 and the intelligent processing module 12 cooperate with each other to realize communication cooperation and signal transmission between the two.
As shown in fig. 4 and fig. 1, the signal input/output module 13 includes: SD card module 132, WIFI module 133 and USB module 131. And the signal and instruction input and output module realizes daisy chain design of signals and instructions, is used for splicing television walls and realizes a larger screen display function. As shown in fig. 4, the USB input design enables the system to support Android debugging, software upgrading, external device power supply, and multimedia content input.
The USB module 131 includes: USB interface and USB Switch IC circuit. The USB interface realizes Android debugging, software upgrading, external equipment power supply and multimedia content input.
And the SD card module 132 is used for reading and writing information in the SD card.
And a WIFI module 133 for performing wireless communication with the outside through WIFI.
And the remote control module 14 is used for remotely controlling the display screen.
And a display control module 15, configured to control display of a display such as a liquid crystal display or an LED screen.
And the audio processing module 16 is used for processing audio under the control of the image processing module 11.
The power module 17 includes a power management chip 171 that switches different modes according to the operation state of the system so that the power consumption of the system is minimized. The power management chip further comprises a system power supply and an Android power management circuit.
The intelligent large screen splicing display unit based on the Android system further comprises a DDR memory 19.
As shown in fig. 4, the image processing module 11 includes an image processing chip 111, and the smart processing module 12 includes a multicore CPU. Each chip has independent control software to run, but the two works are inseparable. The multi-core CPU receives the multimedia or network content, decodes the multimedia or network content and provides the data to the image processor for processing and displaying; the image processor is responsible for waking up the multi-core CPU to work in the process of starting or user interaction operation. The chip-to-chip interaction communication mode, the communication protocol and the operation flow realize the normal interaction work between the two chips. The main contents are: the communication protocol and content definition specifically includes Android working state definition and communication instruction content definition such as feedback, switching signal source and switching signal source.
As shown in fig. 2, the cooperation process between the image processing module and the intelligent processing module is as follows:
step S1, the image processing module sets a T1 timer,
s2, the image processing module starts the intelligent processing module, and enters the next step after the android driver of the intelligent processing module starts working,
s3, the image processing module carries out USB switch setting and detects the output signal of the intelligent processing module,
step S4, the intelligent processing module displays a guide icon,
step S5, the image processing module stops the T1 timer,
and S6, the image processing module prompts that the intelligent processing module is started.
The invention has the advantages that: because the signal processing mainboard is manufactured by adopting the design of double chips, the image processing chip can decode DP/HDMI/DVI/VGA and other high-resolution video signals which are mainstream in the market, the method supports the function adjustment of signal position adjustment, gain, multi-image window, high image quality, zooming and the like; the intelligent processing chip can be loaded with an operating system, play USB and remote network multimedia files, support a user to install and uninstall APK and conveniently expand and upgrade practical functions. An Android operating system is transplanted on the basis of the circuit design, and a plurality of screens are spliced together to carry out collaborative display according to the requirements of a spliced system display user. And the functions of the application terminal are developed, so that the user can update the display content simply, quickly, directly and efficiently through the Internet. The invention can be widely applied to DLP rear projection splicing units, micro or small-spacing LED splicing units, projection splicing units and the like except for liquid crystal splicing units.
Claims (7)
1. The utility model provides an intelligence large screen concatenation display element based on Android system which characterized in that includes:
an image processing module for receiving the external signal provided by the signal input and output module,
the intelligent processing module is communicated and cooperated with the image processing module to coordinate the display synchronization between the intelligent large-screen splicing display unit and the external intelligent large-screen splicing display unit,
a display control module for receiving the control signal from the image processing module and controlling the display of the display screen,
the signal input and output module is used for transmitting signals between the two intelligent large-screen splicing display units;
the cooperation process between the image processing module and the intelligent processing module is as follows:
step one, the image processing module sets a T1 timer,
step two, the image processing module starts the intelligent processing module, and after the android driver of the intelligent processing module starts working, the next step is carried out,
step three, the image processing module carries out USB switch setting and detects the output signal of the intelligent processing module,
step four, the intelligent processing module displays the guide icon,
step five, the image processing module stops the T1 timer,
step six, the image processing module prompts that the intelligent processing module is started;
and the signal and command input and output module realizes daisy chain design of signals and commands.
2. The Android system-based intelligent large-screen splicing display unit of claim 1, wherein:
the data of the multimedia or network content received by the intelligent processing module after being decoded is provided for the image processing module to be processed and displayed.
3. The Android system-based intelligent large-screen splicing display unit of claim 1, wherein:
the image processing module wakes up the intelligent wake-up processing module in the startup or user interaction operation.
4. The Android system-based intelligent large-screen splicing display unit of claim 1, wherein:
wherein the signal input output module comprises: the SD card module, the WIFI module and the USB module are respectively used for receiving information from the SD card, the WIFI and the USB.
5. The Android system-based intelligent large-screen tiled display unit of claim 1, further comprising:
and the audio processing module receives the control signal from the image processing module.
6. The Android system-based intelligent large-screen splicing display unit of claim 1, further comprising:
and the power supply module is used for supplying power to the image processing module and the intelligent processing module.
7. The Android system-based intelligent large-screen tiled display unit of claim 1, further comprising:
and the remote control module is interacted with the intelligent processing module and sends a remote control signal to the intelligent processing module.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810064542.3A CN110069223B (en) | 2018-01-23 | 2018-01-23 | Intelligent large screen splicing display unit based on Android system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810064542.3A CN110069223B (en) | 2018-01-23 | 2018-01-23 | Intelligent large screen splicing display unit based on Android system |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110069223A CN110069223A (en) | 2019-07-30 |
| CN110069223B true CN110069223B (en) | 2023-04-18 |
Family
ID=67364867
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810064542.3A Active CN110069223B (en) | 2018-01-23 | 2018-01-23 | Intelligent large screen splicing display unit based on Android system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110069223B (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2009082328A (en) * | 2007-09-28 | 2009-04-23 | Daiichi Shokai Co Ltd | Pachinko game machine |
| CN101835008A (en) * | 2010-01-12 | 2010-09-15 | 北京利亚德电子科技有限公司 | LED panel television display equipment communication control system |
| CN105190531A (en) * | 2013-05-09 | 2015-12-23 | 苹果公司 | Memory power savings in idle display case |
| CN205230353U (en) * | 2015-12-18 | 2016-05-11 | 南京信息工程大学 | Intelligent transportation signal lamp system based on FPGA |
| CN106782266A (en) * | 2016-12-31 | 2017-05-31 | 歌尔科技有限公司 | A kind of display screen drive control method, device and display screen drive control circuit |
| CN106791492A (en) * | 2017-03-23 | 2017-05-31 | 合肥惠科金扬科技有限公司 | A kind of decoding deck and the display device with mosaic screen |
Family Cites Families (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2011106798A1 (en) * | 2010-02-28 | 2011-09-01 | Osterhout Group, Inc. | Local advertising content on an interactive head-mounted eyepiece |
| US20130141428A1 (en) * | 2011-11-18 | 2013-06-06 | Dale L. Gipson | Computer-implemented apparatus, system, and method for three dimensional modeling software |
| CN102542933A (en) * | 2012-01-16 | 2012-07-04 | 深圳市创维群欣安防科技有限公司 | Windowing controller based on large screen liquid crystal splicing display |
| CN102609232A (en) * | 2012-03-09 | 2012-07-25 | 刘尚俊 | Splicing display wall, display method, system and intelligent display device |
| CN102843609B (en) * | 2012-09-27 | 2016-08-10 | 深圳Tcl新技术有限公司 | Intelligent television player method and intelligent television |
| CN104333800B (en) * | 2014-07-21 | 2018-02-06 | 北京京东方视讯科技有限公司 | The Bluetooth audio frequency player method and device of a kind of display system, display system |
| CN104216671B (en) * | 2014-08-19 | 2017-03-22 | 宁波Gqy视讯股份有限公司 | Method for realizing synchronous cooperated display on multiple sets of spliced display screens |
| KR20170006579A (en) * | 2015-07-08 | 2017-01-18 | 삼성전자주식회사 | Electronic device and method for changing icon in the electronic device |
| CN106444558A (en) * | 2016-12-03 | 2017-02-22 | 河池学院 | Intelligent car control system applicable to control of mobile terminal equipment |
| CN106791752A (en) * | 2017-02-21 | 2017-05-31 | 北京丽彩云投科技有限公司 | Carry touch display screen and support that HDMI is input into the control system of projecting apparatus |
| CN206575517U (en) * | 2017-03-30 | 2017-10-20 | 南京洛菲特数码科技有限公司 | A kind of high-definition image handles splicer |
| CN107087269B (en) * | 2017-03-30 | 2020-08-21 | 努比亚技术有限公司 | Mobile terminal and data transmission method thereof |
-
2018
- 2018-01-23 CN CN201810064542.3A patent/CN110069223B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2009082328A (en) * | 2007-09-28 | 2009-04-23 | Daiichi Shokai Co Ltd | Pachinko game machine |
| CN101835008A (en) * | 2010-01-12 | 2010-09-15 | 北京利亚德电子科技有限公司 | LED panel television display equipment communication control system |
| CN105190531A (en) * | 2013-05-09 | 2015-12-23 | 苹果公司 | Memory power savings in idle display case |
| CN205230353U (en) * | 2015-12-18 | 2016-05-11 | 南京信息工程大学 | Intelligent transportation signal lamp system based on FPGA |
| CN106782266A (en) * | 2016-12-31 | 2017-05-31 | 歌尔科技有限公司 | A kind of display screen drive control method, device and display screen drive control circuit |
| CN106791492A (en) * | 2017-03-23 | 2017-05-31 | 合肥惠科金扬科技有限公司 | A kind of decoding deck and the display device with mosaic screen |
Also Published As
| Publication number | Publication date |
|---|---|
| CN110069223A (en) | 2019-07-30 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN1981519B (en) | Method and system for displaying a sequence of image frames | |
| CN106128357B (en) | Display driver and method of driving display panel | |
| KR101713177B1 (en) | System and method for virtual displays | |
| CN109830204B (en) | Time schedule controller, display driving method and display device | |
| CN103941436A (en) | Display module testing and displaying system and application method thereof | |
| US11039041B2 (en) | Display panel synchronization for a display device | |
| CN103105684A (en) | Test method, device, system and test equipment of liquid crystal display module | |
| US9286851B2 (en) | Display panel driving device and driving method for saving electrical energy thereof | |
| CN103049239A (en) | Information display terminal and use method thereof | |
| CN104092969A (en) | Television wall splicing system and method based on Display Port | |
| US20180286345A1 (en) | Adaptive sync support for embedded display | |
| US9019249B2 (en) | Display panel driving device and driving method thereof for saving electrical energy | |
| CN102270415A (en) | Built-in system type TFT-LCD (thin film transistor-liquid crystal display) liquid crystal display module | |
| CN103902493B (en) | Display chip application apparatus, system, method and server platform | |
| CN111767017B (en) | Display panel and display method thereof | |
| CN201689652U (en) | Built-in system type TFT-LCD liquid crystal display module | |
| CN110069223B (en) | Intelligent large screen splicing display unit based on Android system | |
| CN101535930A (en) | Artifact-free transitions between dual display controllers | |
| CN203870352U (en) | Display module testing and displaying system | |
| CN103886847B (en) | Based on window controller and the control method thereof of large-screen lc tiled display | |
| US7825915B2 (en) | Codec control | |
| CN103631725B (en) | MCU-LCD driving method based on ARM-Linux platform and system | |
| CN102184712B (en) | Method and device for demonstrating matrix backlight and display equipment | |
| CN103198808A (en) | Liquid crystal spliced wall screen display control system | |
| CN202093787U (en) | Low-cost unit for controlling TFT module with RGB joint |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |