CN113923520A - Mobile multi-LED screen combination arrangement method and system using transport trolley - Google Patents
Mobile multi-LED screen combination arrangement method and system using transport trolley Download PDFInfo
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- CN113923520A CN113923520A CN202111412694.6A CN202111412694A CN113923520A CN 113923520 A CN113923520 A CN 113923520A CN 202111412694 A CN202111412694 A CN 202111412694A CN 113923520 A CN113923520 A CN 113923520A
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- 238000000034 method Methods 0.000 title claims abstract description 19
- 230000009471 action Effects 0.000 claims description 13
- 238000004090 dissolution Methods 0.000 description 6
- 230000008569 process Effects 0.000 description 5
- 230000005540 biological transmission Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000010276 construction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
- H04N21/40—Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
- H04N21/43—Processing of content or additional data, e.g. demultiplexing additional data from a digital video stream; Elementary client operations, e.g. monitoring of home network or synchronising decoder's clock; Client middleware
- H04N21/44—Processing of video elementary streams, e.g. splicing a video clip retrieved from local storage with an incoming video stream or rendering scenes according to encoded video stream scene graphs
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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
- 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
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
- H04N21/40—Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
- H04N21/41—Structure of client; Structure of client peripherals
- H04N21/4104—Peripherals receiving signals from specially adapted client devices
- H04N21/4122—Peripherals receiving signals from specially adapted client devices additional display device, e.g. video projector
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- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Theoretical Computer Science (AREA)
- Human Computer Interaction (AREA)
- Physics & Mathematics (AREA)
- General Engineering & Computer Science (AREA)
- General Physics & Mathematics (AREA)
- Control Of Position, Course, Altitude, Or Attitude Of Moving Bodies (AREA)
Abstract
The invention discloses a method and a system for arranging a plurality of mobile LED screens in a combined manner by using a transport trolley, wherein the method comprises the following steps: the main control system outputs instructions to the screen control system and the trolley dispatching system respectively; the screen control system generates a play task according to the instruction and sends the play task to each display screen; the trolley dispatching system generates a task to point according to the instruction and sends the task to each trolley; the trolley dispatching system feeds back a state signal to the main control system, and the main control system outputs a combined screen playing instruction to the screen control system; the screen control system controls each display screen to stop playing the current video and start playing control of the combined screen; the screen control system feeds back a state signal to the master control system, and the master control system outputs a resolving instruction to the trolley dispatching system; and the trolley dispatching system generates a resolution task to each trolley according to the instruction. The invention combines the display screen with the trolley, respectively controls the trolley dispatching system and the screen control system through the master control system, and flexibly displays the single screen and the combined screen on the display screen.
Description
Technical Field
The invention relates to the technical field of screen combination control, in particular to a method and a system for arranging a mobile multi-LED screen combination by using a transport trolley.
Background
With the continuous development and innovation of display technology, ultra-large picture display becomes an urgent need of a display system in application occasions such as conferences, exhibitions, commercial propaganda and the like. Due to various limitations of screen technologies, a large screen system is mainly realized by splicing a plurality of small display screens in an array manner besides a single large screen. Such a large screen system composed of smaller screens includes a plurality of small display screens stacked in a two-dimensional array, each of which is controlled to display a portion of the entire image when a larger image is displayed on the tiled large screen system, and different ones of which display different portions of the entire image.
And meeting, exhibition, commercial propaganda mostly are the occasion of temporarily building up, and the large screen system that ordinary show was used can only often be fixed with the form exhibition of single screen or combination screen because of its spatial position's limitation, and large screen system need possess characteristics such as build fast, rapid debugging, convenient combination, easily dismantlement, easily transportation when using. Obviously, products in the current market, no matter various spliced walls or simple large screens, cannot meet the requirement.
Disclosure of Invention
The purpose of the invention is as follows: the invention aims to provide a method and a system for arranging a plurality of movable LED screens in a combined manner by utilizing a transport trolley, which aim to overcome the defects of the prior art.
The technical scheme is as follows: the invention relates to a mobile multi-LED screen combination arrangement method by utilizing a transport trolley, which comprises the following steps:
s1: triggering a starting instruction of the master control system, and outputting a playing instruction and a combined instruction to the screen control system and the trolley scheduling system by the master control system respectively;
s2: the screen control system generates a play task according to the received play instruction and sends the play task to each display screen, and each display screen independently plays videos;
s3: the trolley dispatching system generates a ready task according to the received combined instruction and sends the ready task to each trolley, and the trolleys are spliced into a specified shape after reaching a specified position;
s4: the trolley dispatching system feeds back the spliced state signal to the main control system, and the main control system outputs a combined screen playing instruction to the screen control system;
s5: the screen control system receives the combined screen playing instruction and controls each display screen to stop playing of the current video and start combined screen playing control, and each display screen plays respective content according to the combined video;
s6: after the combined screen is played, the screen control system feeds back a played state signal to the master control system, and the master control system outputs a resolving instruction to the trolley dispatching system;
s7: and the trolley dispatching system generates a dissolving task to each trolley according to the received dissolving instruction, and each trolley returns to the initial position to wait for the next task.
Further perfecting the above technical solution, said step S3 includes: s31: the trolley dispatching system generates a destination task according to the received combined instruction and transmits the destination task to a vehicle-mounted software system of the trolley, and the vehicle-mounted software system generates an action instruction of the motor according to the received destination task; s32: the motor acts to control the trolley to reach the designated position and complete the splicing of the designated shape.
Further, when the two tasks are continuously executed, the two tasks are respectively set as a combination I and a combination II; and the first combination step executes steps S1-S6, the screen control system feeds back a play completion state signal of the first combination step to the master control system in the step S6, the master control system outputs a combination command of the second combination step to the trolley dispatching system, and the second combination step executes steps S3-S7.
Further, the trolley dispatching system is communicated with a vehicle-mounted software system of the trolley through a local area network.
Further, the dolly is backpack AGV dolly.
The mobile multi-LED screen combined arrangement system for realizing the method by utilizing the transport trolley comprises a main control system, a screen control system, a trolley dispatching system and a plurality of display screens, wherein each display screen is provided with the trolley; the main control system outputs a control instruction to the screen control system and the trolley scheduling system, the screen control system generates an independent playing task and a combined playing task according to the control instruction and issues the tasks to the display screen, and the display screen executes independent playing or combined playing; and the trolley scheduling system generates a combined task or a dissembled task to the vehicle-mounted software system according to the control instruction, and the vehicle-mounted software system controls the trolley to execute the combination or the dissembled action.
Furthermore, the trolley is a backpack AGV trolley, a site map is preset in a moving space of the trolley, a path where the trolley needs to act is planned on the map, and the vehicle-mounted software system controls the action of a trolley motor to control the trolley to move and act according to the designated path.
Has the advantages that: compared with the prior art, the invention has the advantages that: the invention combines the display screen with the mobile bearing trolley, controls the action path of the trolley through the trolley dispatching system, flexibly displays the display screen in a single screen or a combined screen at a specified time and space position, has multiple functions in one screen, can realize quick construction and quick debugging, is convenient to combine, is easy to disassemble and transport, and has low maintenance cost.
The main control system is used for respectively controlling the trolley dispatching system and the screen control system, and the main control system acquires the state of the trolley and the playing state of the display screen to judge and issue corresponding task instructions, so that the deformation and combination of the display system can be realized at the appointed time, the whole process does not need manual judgment, and the process can be switched into perfect connection.
The combination and the dissolution of the screen are realized by controlling the action path of the movable piggyback trolley, the path of the trolley needing to act is planned on the map by prearranging a site map of the trolley, then a trolley dispatching system issues corresponding combination and dissolution instructions, and the action of each motor at the bottom layer of the trolley is controlled by navigating through a vehicle-mounted software system of the trolley, so that the movable piggyback trolley is controlled to move according to the appointed action path, the effects of the combination and the dissolution of the LED screen are achieved, the occupied space is small, and the movable piggyback trolley is suitable for various occasions, especially temporary exhibitions.
Drawings
FIG. 1 is a schematic overall flow diagram of the process of the present invention;
FIG. 2 is a flow chart illustrating the execution of two tasks according to the present invention.
Detailed Description
The technical solution of the present invention is described in detail below with reference to the accompanying drawings, but the scope of the present invention is not limited to the embodiments.
The invention provides a mobile multi-LED screen combined arrangement system utilizing a transport trolley, which comprises a main control system, a screen control system, a trolley dispatching system and a plurality of display screens, wherein each display screen is provided with a trolley, the main control system is respectively connected with the screen control system and the trolley dispatching system, the screen control system is connected with the display screens in a control way, and the trolley dispatching system is connected with a vehicle-mounted software system of the trolley through a field local area network. The dolly is backpack AGV dolly.
The combination and the dissolution of the screen are realized by controlling the action path of the backpack AGV, a site map of the AGV is arranged in an exhibition hall in advance, the path of the AGV needing to act is planned on the map, a trolley dispatching system issues corresponding combination and dissolution instructions, the action of each motor at the bottom layer of the trolley is controlled through the navigation of a vehicle-mounted software system of the trolley, the backpack trolley is controlled to move according to the appointed action path, and the combination and the dissolution effects of the LED screen are achieved.
The method for arranging the mobile multi-LED screen combination by using the transport trolley as shown in figure 1 comprises the following steps:
s1: triggering a starting instruction of the master control system, and outputting a playing instruction and a combined instruction to the screen control system and the trolley scheduling system by the master control system respectively;
s2: the screen control system generates a play task according to the received play instruction and sends the play task to each display screen;
s3: the trolley dispatching system generates a task to point according to the received combined instruction through the field local area network and sends the task to the vehicle-mounted software system of each trolley;
s31: a vehicle-mounted software system of the trolley generates an action instruction of the motor according to the received arrival task;
s32: the motor acts to control the trolley to reach a specified position and complete the splicing of a specified shape;
s4: the trolley dispatching system feeds back a splicing completion state signal to the master control system, and the master control system calls the screen control system;
s5: the screen control system receives the combined screen playing instruction and controls each display screen to stop playing the current content and start the combined screen playing control, and each display screen plays the respective content of the combined video;
s6: after the combined screen is played, feeding back a playing completion state signal to the master control system, and calling the trolley scheduling system by the master control system;
s7: and the trolley dispatching system receives the resolving instruction to generate a resolving task to each trolley, and each trolley returns to the initial position to wait for the next display task.
As shown in fig. 2, when 2 display tasks are continuously performed, the combination 1 completes the shape combination and video playing according to steps S1 to S6, the main control system outputs a combination 2 control command to the cart scheduling system and the screen control system, the cart scheduling system controls the cart to complete the shape transformation and state transmission of the combination 2 according to steps S3 and S4, the screen control system controls each display screen to play respective contents according to the combination 2 video according to step S5, the state transmission is performed according to step S6 after the combination 2 video playing is completed, and the main control system executes step S7 to output a dispergation command to the cart scheduling system.
The display screen is combined with the mobile bearing trolley, the trolley dispatching system and the screen control system are respectively controlled by the main control system, and the main control system acquires the state of the trolley and the playing state of the display screen to judge and issue corresponding task instructions, so that the display screen is flexibly displayed in a single screen and a combined screen at a specified time and space position, the whole process does not need manual judgment, and the process switching can be perfectly connected.
As noted above, while the present invention has been shown and described with reference to certain preferred embodiments, it is not to be construed as limited thereto. Various changes in form and detail may be made therein without departing from the spirit and scope of the invention as defined by the appended claims.
Claims (7)
1. A mobile multi-LED screen combination arrangement method by using a transport trolley is characterized by comprising the following steps:
s1: triggering a starting instruction of the master control system, and outputting a playing instruction and a combined instruction to the screen control system and the trolley scheduling system by the master control system respectively;
s2: the screen control system generates a play task according to the received play instruction and sends the play task to each display screen, and each display screen independently plays videos;
s3: the trolley dispatching system generates a ready task according to the received combined instruction and sends the ready task to each trolley, and the trolleys are spliced into a specified shape after reaching a specified position;
s4: the trolley dispatching system feeds back the spliced state signal to the main control system, and the main control system outputs a combined screen playing instruction to the screen control system;
s5: the screen control system receives the combined screen playing instruction and controls each display screen to stop playing of the current video and start combined screen playing control, and each display screen plays respective content according to the combined video;
s6: after the combined screen is played, the screen control system feeds back a played state signal to the master control system, and the master control system outputs a resolving instruction to the trolley dispatching system;
s7: and the trolley dispatching system generates a dissolving task to each trolley according to the received dissolving instruction, and each trolley returns to the initial position to wait for the next task.
2. The mobile multi-LED screen combination layout method using a transporting carriage as claimed in claim 1, wherein: the step S3 includes:
s31: the trolley dispatching system generates a destination task according to the received combined instruction and transmits the destination task to a vehicle-mounted software system of the trolley, and the vehicle-mounted software system generates an action instruction of the motor according to the received destination task;
s32: the motor acts to control the trolley to reach the designated position and complete the splicing of the designated shape.
3. The mobile multi-LED screen combination layout method using a transporting carriage as claimed in claim 2, wherein: the trolley dispatching system is communicated with a vehicle-mounted software system of the trolley through a local area network.
4. The mobile multi-LED screen combination layout method using a transporting carriage as claimed in claim 1, wherein: when the two tasks are continuously executed, the two tasks are respectively set as a combination I and a combination II; and the first combination step executes steps S1-S6, the screen control system feeds back a play completion state signal of the first combination step to the master control system in the step S6, the master control system outputs a combination command of the second combination step to the trolley dispatching system, and the second combination step executes steps S3-S7.
5. The mobile multi-LED screen combination layout method using a transporting carriage as claimed in claim 1, wherein: the dolly is backpack AGV dolly.
6. A mobile multi-LED screen combination arrangement system utilizing a transport trolley is characterized in that: the system comprises a main control system, a screen control system, a trolley dispatching system and a plurality of display screens, wherein each display screen is provided with a trolley, the main control system is respectively connected with the screen control system and the trolley dispatching system, the screen control system is connected with the display screens in a control way, and the trolley dispatching system is connected with a vehicle-mounted software system of the trolley; the main control system outputs a control instruction to the screen control system and the trolley scheduling system, the screen control system generates an independent playing task and a combined playing task according to the control instruction and issues the tasks to the display screen, and the display screen executes independent playing or combined playing; and the trolley scheduling system generates a combined task or a dissembled task to the vehicle-mounted software system according to the control instruction, and the vehicle-mounted software system controls the trolley to execute the combination or the dissembled action.
7. The mobile multi-LED screen assembly layout system using a carriage as set forth in claim 6, wherein: the vehicle is a backpack AGV, a site map is preset in the moving space of the vehicle, a path where the vehicle needs to act is planned on the map, and the vehicle-mounted software system controls the vehicle motor to act to control the vehicle to move and act according to the designated path.
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Cited By (1)
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| CN117012163A (en) * | 2023-08-24 | 2023-11-07 | 深圳可视科技有限公司 | Control method and system for LED liquid crystal display screen |
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