CN111176599A - Spliced screen control system - Google Patents
Spliced screen control system Download PDFInfo
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- CN111176599A CN111176599A CN201911416021.0A CN201911416021A CN111176599A CN 111176599 A CN111176599 A CN 111176599A CN 201911416021 A CN201911416021 A CN 201911416021A CN 111176599 A CN111176599 A CN 111176599A
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- 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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Abstract
The invention discloses a spliced screen control system which comprises a spliced screen control module and at least two spliced screen units, wherein the spliced screen control module is respectively connected with each spliced screen unit; splicing the screen units to form M rows and N columns; the spliced screen control module is used for sending related configuration parameters to each spliced screen unit; each spliced screen unit analyzes and actually writes the received configuration parameters; wherein M is more than or equal to 2, and N is more than or equal to 2. The spliced screen control system provided by the invention can flexibly realize the arbitrary splicing of M rows and N columns and realize the correct display effect.
Description
Technical Field
The invention belongs to the technical field of display, and relates to a spliced screen control system.
Background
With the development of science and technology and the improvement of requirements of people, the display field is changed from a static poster form to an audio-video form taking a display screen as a carrier, so that the user experience and the display effect of a viewer are greatly improved.
In order to further improve the display effect, the display screen is gradually developed to a large size. The traditional large-size display screen has the defects of high cost, inconvenient transportation and the like, so that the development of the spliced screen technology becomes a mainstream, and the spliced screen technology develops towards seamless, digital high-definition, networking, large-size, modularization and intellectualization. However, the existing spliced screen system has defects and cannot be flexibly spliced at will.
In view of the above, there is an urgent need to design a display control method for a tiled display so as to overcome the above-mentioned defects of the existing tiled display.
Disclosure of Invention
The invention provides a spliced screen control system, which can flexibly realize the arbitrary splicing of M rows and N columns by the modularization of spliced screen units and the software of control modules, only needs to cascade the spliced screen units according to splicing requirements, and can realize correct display effect by configuring corresponding parameters.
In order to solve the technical problem, according to one aspect of the present invention, the following technical solutions are adopted:
a spliced screen control system comprises a spliced screen control module and at least two spliced screen units, wherein the spliced screen control module is respectively connected with each spliced screen unit;
splicing the screen units to form M rows and N columns; the spliced screen control module is used for sending related configuration parameters to each spliced screen unit; each spliced screen unit analyzes and actually writes the received configuration parameters; wherein M is more than or equal to 2, and N is more than or equal to 2.
As an embodiment of the present invention, the tiled display control system includes a PC, and the PC includes the tiled display control module;
and the spliced screen control module on the PC sends related configuration parameters to the spliced screen unit through the control signal channel, and the spliced screen unit analyzes and actually writes the configuration parameters.
As an implementation mode of the invention, the spliced screen control module of the PC firstly loads the configuration file, then analyzes each configuration parameter from the configuration file, then packages the configuration parameters, and sends the packaged configuration parameters to the spliced screen unit through the control signal line.
As an embodiment of the present invention, the tiled display unit includes a display driving board, a video processing board and a display screen, the display driving board is connected to the video processing board, and the video processing board is connected to the display screen;
the display driving board receives the configuration parameters sent by the spliced screen control module, analyzes the configuration parameters and writes the analyzed configuration parameters into the video processing board; and the video processing board outputs the processed video to the corresponding display screen.
As an embodiment of the present invention, the mosaic screen units are cascaded one by one through a video signal line, that is, a video input signal of a previous mosaic screen unit needs to be output to a next mosaic screen unit as an input thereof, and finally, arbitrary mosaic of M rows and N columns is realized.
As an implementation mode of the invention, the PC is connected with the spliced screen unit through a signal line and a control line.
As an embodiment of the present invention, the signal line includes at least one of an HDMI line, a DVI line, and a DP line.
As an embodiment of the present invention, the control line includes at least one of a net wire, RS232, and RS 485.
As an embodiment of the present invention, the tiled display control system includes a PC, and the PC includes the tiled display control module; after the system is powered on and started, a spliced screen control module on the PC is connected with each spliced screen unit through a network cable and a router, and then configuration parameters on the PC are sent to each spliced screen unit through a network;
after each spliced screen unit receives the configuration parameters sent by the PC, the configuration parameters are analyzed and then written into the video processing board; the video signal of the PC is output to the first spliced screen unit through the HDMI, and is output to the corresponding display screen after being processed by the video processing board;
the first spliced screen unit and the second spliced screen unit are cascaded by an HDMI signal line, the same video signal which is not processed by the video processing board is output to the second spliced screen unit, and the rest are analogized in sequence until the last spliced screen unit.
The invention has the beneficial effects that: the spliced screen control system provided by the invention can flexibly realize the arbitrary splicing of M rows and N columns by the modularization of the spliced screen units and the software of the control module, only needs to cascade the spliced screen units according to the splicing requirement, and can realize the correct display effect by configuring corresponding parameters.
Drawings
Fig. 1 is a schematic composition diagram of a tiled display control system according to an embodiment of the present invention.
Fig. 2 is a schematic composition diagram of a tiled screen unit according to an embodiment of the present invention.
Fig. 3 is a schematic control flow diagram of a tiled display control system according to an embodiment of the present invention.
Fig. 4 is a schematic diagram of parameters included in the mosaic screen unit according to an embodiment of the present invention.
Detailed Description
Preferred embodiments of the present invention will be described in detail below with reference to the accompanying drawings.
For a further understanding of the invention, reference will now be made to the preferred embodiments of the invention by way of example, and it is to be understood that the description is intended to further illustrate features and advantages of the invention, and not to limit the scope of the claims.
The description in this section is for several exemplary embodiments only, and the present invention is not limited only to the scope of the embodiments described. It is within the scope of the present disclosure and protection that the same or similar prior art means and some features of the embodiments may be interchanged.
The invention discloses a spliced screen control system, and fig. 1 is a schematic composition diagram of the spliced screen control system in one embodiment of the invention; referring to fig. 1, the tiled screen control system includes a tiled screen control module and at least two tiled screen units, where the tiled screen control module is connected to each tiled screen unit; splicing the screen units to form M rows and N columns; the spliced screen control module is used for sending related configuration parameters to each spliced screen unit; each spliced screen unit analyzes and actually writes the received configuration parameters; wherein M is more than or equal to 2, and N is more than or equal to 2. In an embodiment of the present invention, the tiled screen control system includes 9 tiled screen units, which are numbered 1, 2, 3, 4, 5, 6, 7, 8, and 9, respectively.
In an embodiment of the present invention, the tiled screen control system includes a PC 20, and the PC includes the tiled screen control module. The mosaic screen control module on the PC 20 sends the relevant configuration parameters to the mosaic screen unit through the control signal path, and the mosaic screen unit analyzes and actually writes the configuration parameters.
FIG. 3 is a schematic control flow diagram of a tiled display control system according to an embodiment of the present invention; referring to fig. 3, in an embodiment of the present invention, a mosaic screen control module of a PC first loads a configuration file (for example, but not limited to, an XML format), then parses each configuration parameter from the configuration file, and then packages the configuration parameters, where the package format is as shown in fig. 4, and the packaged configuration parameters are sent to a mosaic screen unit through a control signal line (for example, but not limited to, a network protocol or RS 485).
FIG. 2 is a schematic diagram of the composition of a tiled display unit according to an embodiment of the present invention; referring to fig. 2, in an embodiment, the tiled display unit includes a display driving board 11, a video processing board 12 and a display screen 13, the display driving board 11 is connected to the video processing board 12, and the video processing board 12 is connected to the display screen 13; the display driving board 11 receives the configuration parameters sent by the spliced screen control module, analyzes the configuration parameters, and writes the analyzed configuration parameters into the video processing board 12; the video processing board 12 outputs the processed video to the corresponding display 13.
In one embodiment, the tiled screen unit further includes a distributor 14, and the tiled screen unit receives and forwards data through the distributor 14.
In an embodiment of the present invention, the mosaic screen units are cascaded one by one through a video signal line, that is, a video input signal of a previous mosaic screen unit needs to be output to a next mosaic screen unit as an input thereof, and finally, arbitrary mosaic of M rows and N columns is realized.
In an embodiment of the present invention, the PC is connected to the tiled display unit through a signal line and a control line. In one embodiment, the signal line includes at least one of an HDMI line, a DVI line, and a DP line. In one embodiment, the control line comprises at least one of a network cable, RS232, RS 485.
In an embodiment of the present invention, the tiled screen control system includes a PC, and the PC includes the tiled screen control module; after the system is powered on and started, the spliced screen control module on the PC is connected with each spliced screen unit through the router through the network cable, and then the configuration parameters on the PC are sent to each spliced screen unit through the network. After each spliced screen unit receives the configuration parameters sent by the PC, the configuration parameters are analyzed and then written into the video processing board; and the video signal of the PC is output to the first spliced screen unit through the HDMI, processed by the video processing board and then output to the corresponding display screen. The first spliced screen unit and the second spliced screen unit are cascaded by an HDMI signal line, the same video signal which is not processed by the video processing board is output to the second spliced screen unit, and the rest are analogized in sequence until the last spliced screen unit.
In summary, the tiled screen control system provided by the invention can flexibly realize arbitrary tiling of M rows and N columns by modularization of tiled screen units and software of control modules, and can realize correct display effect by only cascading the tiled screen units according to the tiling requirements and configuring corresponding parameters.
The technical features of the embodiments described above may be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the embodiments described above are not described, but should be considered as being within the scope of the present specification as long as there is no contradiction between the combinations of the technical features.
The description and applications of the invention herein are illustrative and are not intended to limit the scope of the invention to the embodiments described above. Variations and modifications of the embodiments disclosed herein are possible, and alternative and equivalent various components of the embodiments will be apparent to those skilled in the art. It will be clear to those skilled in the art that the present invention may be embodied in other forms, structures, arrangements, proportions, and with other components, materials, and parts, without departing from the spirit or essential characteristics thereof. Other variations and modifications of the embodiments disclosed herein may be made without departing from the scope and spirit of the invention.
Claims (9)
1. A spliced screen control system is characterized by comprising a spliced screen control module and at least two spliced screen units, wherein the spliced screen control module is respectively connected with each spliced screen unit;
splicing the screen units to form M rows and N columns; the spliced screen control module is used for sending related configuration parameters to each spliced screen unit; each spliced screen unit analyzes and actually writes the received configuration parameters; wherein M is more than or equal to 2, and N is more than or equal to 2.
2. The tiled screen control system of claim 1, wherein:
the spliced screen control system comprises a PC (personal computer) which comprises the spliced screen control module;
and the spliced screen control module on the PC sends related configuration parameters to the spliced screen unit through the control signal channel, and the spliced screen unit analyzes and actually writes the configuration parameters.
3. The tiled screen control system of claim 2, wherein:
the splicing screen control module of the PC machine loads the configuration file at first, analyzes each configuration parameter from the configuration file, packages the configuration parameters, and sends the packaged configuration parameters to the splicing screen unit through the control signal line.
4. The tiled screen control system of claim 1, wherein:
the spliced screen unit comprises a display driving board, a video processing board and a display screen, wherein the display driving board is connected with the video processing board, and the video processing board is connected with the display screen;
the display driving board receives the configuration parameters sent by the spliced screen control module, analyzes the configuration parameters and writes the analyzed configuration parameters into the video processing board; and the video processing board outputs the processed video to the corresponding display screen.
5. The tiled screen control system of claim 1, wherein:
and the spliced screen units are cascaded one by one through a video signal line, namely, a video input signal of the previous spliced screen unit needs to be output to the next spliced screen unit as the input of the previous spliced screen unit, and finally, the arbitrary splicing of M rows and N columns is realized.
6. The tiled screen control system of claim 2, wherein:
the PC is connected with the spliced screen unit through a signal line and a control line.
7. The tiled screen control system of claim 6, wherein:
the signal line includes at least one of an HDMI line, a DVI line, and a DP line.
8. The tiled screen control system of claim 6, wherein:
the control line comprises at least one of a network cable, RS232 and RS 485.
9. The tiled screen control system of claim 4, wherein:
the spliced screen control system comprises a PC (personal computer) which comprises the spliced screen control module;
after the system is powered on and started, a spliced screen control module on the PC is connected with each spliced screen unit through a network cable and a router, and then configuration parameters on the PC are sent to each spliced screen unit through a network;
after each spliced screen unit receives the configuration parameters sent by the PC, the configuration parameters are analyzed and then written into the video processing board; the video signal of the PC is output to the first spliced screen unit through the HDMI, and is output to the corresponding display screen after being processed by the video processing board;
the first spliced screen unit and the second spliced screen unit are cascaded by an HDMI signal line, the same video signal which is not processed by the video processing board is output to the second spliced screen unit, and the rest are analogized in sequence until the last spliced screen unit.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911416021.0A CN111176599A (en) | 2019-12-31 | 2019-12-31 | Spliced screen control system |
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| CN201911416021.0A CN111176599A (en) | 2019-12-31 | 2019-12-31 | Spliced screen control system |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112328311A (en) * | 2020-11-04 | 2021-02-05 | 广州朗国电子科技有限公司 | Function setting method of embedded LCD (liquid Crystal display) spliced screen, electronic equipment and storage medium |
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| WO2017206917A1 (en) * | 2016-05-31 | 2017-12-07 | 深圳市小氪科技有限公司 | Video management system, multi-screen display card and monitoring all-in-one machine |
| CN107783743A (en) * | 2016-08-31 | 2018-03-09 | 上海阳淳电子股份有限公司 | The mosaic display screen that a kind of card insert type plays automatically |
| CN209419721U (en) * | 2019-01-31 | 2019-09-20 | 北京富力天创科技有限公司 | A kind of common source grouping output splicing device |
| CN210836059U (en) * | 2019-12-31 | 2020-06-23 | 上海易维视科技有限公司 | Spliced screen device |
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2019
- 2019-12-31 CN CN201911416021.0A patent/CN111176599A/en active Pending
Patent Citations (5)
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| CN105516629A (en) * | 2016-01-27 | 2016-04-20 | 利亚德光电股份有限公司 | Display screen and splicing screen |
| WO2017206917A1 (en) * | 2016-05-31 | 2017-12-07 | 深圳市小氪科技有限公司 | Video management system, multi-screen display card and monitoring all-in-one machine |
| CN107783743A (en) * | 2016-08-31 | 2018-03-09 | 上海阳淳电子股份有限公司 | The mosaic display screen that a kind of card insert type plays automatically |
| CN209419721U (en) * | 2019-01-31 | 2019-09-20 | 北京富力天创科技有限公司 | A kind of common source grouping output splicing device |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN112328311A (en) * | 2020-11-04 | 2021-02-05 | 广州朗国电子科技有限公司 | Function setting method of embedded LCD (liquid Crystal display) spliced screen, electronic equipment and storage medium |
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