CN110688420A - Flexible information display device and method of electronic billboard - Google Patents
Flexible information display device and method of electronic billboard Download PDFInfo
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- CN110688420A CN110688420A CN201910960893.7A CN201910960893A CN110688420A CN 110688420 A CN110688420 A CN 110688420A CN 201910960893 A CN201910960893 A CN 201910960893A CN 110688420 A CN110688420 A CN 110688420A
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- G06F16/20—Information retrieval; Database structures therefor; File system structures therefor of structured data, e.g. relational data
- G06F16/25—Integrating or interfacing systems involving database management systems
- G06F16/252—Integrating or interfacing systems involving database management systems between a Database Management System and a front-end application
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- G06F16/20—Information retrieval; Database structures therefor; File system structures therefor of structured data, e.g. relational data
- G06F16/21—Design, administration or maintenance of databases
- G06F16/215—Improving data quality; Data cleansing, e.g. de-duplication, removing invalid entries or correcting typographical errors
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- G06F16/2458—Special types of queries, e.g. statistical queries, fuzzy queries or distributed queries
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- G06F—ELECTRIC DIGITAL DATA PROCESSING
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- G06F16/20—Information retrieval; Database structures therefor; File system structures therefor of structured data, e.g. relational data
- G06F16/24—Querying
- G06F16/248—Presentation of query results
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- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F9/00—Arrangements for program control, e.g. control units
- G06F9/06—Arrangements for program control, e.g. control units using stored programs, i.e. using an internal store of processing equipment to receive or retain programs
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Abstract
The invention relates to a flexible information display device and method of an electronic billboard, the invention provides a set of standard data acquisition interfaces and a definition standard of an electronic billboard display template, an electronic billboard template comprising a plurality of electronic billboard units is defined based on the standard, and the positions and the proportion of the units in the display template are defined; and a display data object, a data acquisition interface, a display interface and a display strategy are defined in each electronic billboard unit. When the electronic billboard is displayed, parallel display of each unit is carried out according to the display layout defined in the electronic billboard template; when the electronic billboard unit displays, the required data is automatically acquired by using the data acquisition interface, and is displayed in a corresponding form after data processing; and in the display process, screen cutting and data refreshing are carried out according to the display strategy.
Description
Technical Field
The invention relates to the field of computer software and computer information visualization, in particular to a flexible information display method and device of an electronic billboard. The method can rapidly configure the content and the form of the electronic billboard so as to meet the diversified requirements of different application fields on the content and the format display of the electronic billboard.
Background
The electronic billboard is used as an important tool for lean production visual management, is widely applied to large-scale factory workshops, enables enterprise management to be more convenient and faster, and improves the labor productivity of workers. With the development of technologies such as internet of things, big data, intelligent manufacturing and the like, the electronic billboard plays an increasingly important role in realizing factory intelligent production.
At present, electronic signboards applied by enterprises in a large number have single functions, display contents and styles are determined when an electronic signboard system is deployed, and the electronic signboards are almost difficult to adjust after being deployed, namely, specified data information can only be displayed in a fixed display form, so that the flexibility is poor, and the requirement of expansion of factory workshops on electronic signboard display, such as the requirement on customizability of electronic signboard display contents, diversity of display forms and the like, cannot be met. Therefore, the electronic billboard should be more flexible to improve its usability and save cost.
The document discloses a construction and system realization of a configurable monitoring billboard in a complex product assembly workshop field monitoring technology based on a flow and a computer integrated manufacturing system, stage 7 in 2017 and p 1474-1478. However, a set of data acquisition standards and a method for defining an electronic billboard display template are lacked in the research, so that the standardization and the flexibility are poor; the parallel display of different types of data sets is realized by adopting a data set matching mode, and the parallel display can be realized by needing multiple times of adjustment, so that the practicability is poor; in addition, the problems of screen-cut display and data refreshing of the electronic billboard are not considered in the aspect of real-time data display.
Disclosure of Invention
Technical problem to be solved
In order to meet the diversified requirements of different application fields on the content and format display of the electronic billboard, the invention provides a flexible display device and method for the content of the electronic billboard.
Technical scheme
A flexible information display device of an electronic billboard is characterized by comprising an electronic billboard definition module, a data acquisition module, a data processing module, a display module, a dynamic display control module and a data refreshing module, wherein the electronic billboard definition module is used for defining an electronic billboard template comprising a plurality of electronic billboard units and defining the position and display proportion of each unit in the template; the data acquisition module is used for automatically acquiring data to be displayed from an application system database; the data processing module is used for analyzing and processing data; the display module is used for displaying the data processing result according to the display interface definition of the electronic billboard unit; the dynamic display control module is used for resetting the screen cutting interval and the refreshing interval of the electronic billboard unit; and the data refreshing module is used for regularly performing screen switching and data refreshing according to the screen switching interval and the refreshing interval reset by the electronic billboard unit.
A flexible information display method of an electronic billboard is characterized by comprising the following steps:
step 1: defining the position and the proportion of each billboard unit; defining a display data object, a data acquisition interface, a display interface and a display strategy in each unit; the data acquisition interface comprises an access address, access authorization and query conditions; the display interface comprises display elements and display mapping relations; the display strategy comprises a screen cutting interval and a refreshing interval;
step 2: the billboard unit acquires data from an application system database in a certain field through a standard data acquisition interface through defined database access addresses, access rights and query conditions, and the data set is a set of display data objects defined according to a template;
and step 3: the data processing is carried out on the acquired data, and the method comprises the following two aspects: on one hand, denoising the data; on the other hand, data calculation, statistics or analysis processing is carried out according to the mapping relation defined in the unit display interface;
and 4, step 4: after the data is processed, the billboard unit displays the parallel result in a corresponding form according to the mapping relation between the display data object and the display interface; when the electronic billboard is displayed, the screen cutting interval, the refreshing interval or the number of lines of display data of each screen of the billboard unit can be reset according to the requirements of a user; and performing screen cutting and data refreshing at regular time according to the screen cutting interval and the refreshing interval reset by the electronic billboard unit.
Advantageous effects
The invention provides a flexible information display device and method of an electronic billboard, which utilize an electronic billboard template to display electronic billboard units in parallel and in blocks. According to the set of standard data acquisition interface and the electronic billboard display template definition method, the content and the form of the electronic billboard can be rapidly configured according to the diversity requirements of different application fields on display contents and formats, and the standardability and the practicability of the electronic billboard are greatly improved; in addition, during display, the screen switching interval and the refreshing interval of the billboard unit can be reset, and screen switching and data refreshing are carried out at regular time, so that the flexibility of the method is improved, and the personalized requirements of users can be met.
Drawings
Fig. 1 is a schematic structural diagram of the electronic billboard device of the invention.
Fig. 2 is a schematic diagram of a composition structure of the dynamic display control module in fig. 1.
Fig. 3 is a schematic structural diagram of an example of the electronic billboard display template of fig. 1.
Fig. 4 is a schematic diagram of the hierarchical definition structure of the electronic billboard unit of fig. 3.
Detailed Description
The invention will now be further described with reference to the following examples and drawings:
a flexible information display method and device of an electronic billboard comprise the definition of an electronic billboard template based on a display template definition standard, the display of the electronic billboard, the display of an electronic billboard unit, the dynamic display control of the electronic billboard unit and the like. The method is characterized by comprising the following steps:
1) and (4) definition of the electronic billboard template. Defining a plurality of electronic billboard units and a display layout in an electronic billboard template, namely the display positions and the proportion of the units in the template; defining a display data object, a data acquisition interface, a display interface and a display strategy (screen cutting interval and refreshing interval) in the electronic billboard unit; the electronic billboard unit display interface is defined based on the display data objects, including display elements (e.g., lists, charts, animations, etc.), display mappings, etc.
2) And (4) displaying the electronic billboard. When the electronic billboard is displayed, the parallel display of each billboard unit is carried out according to the display layout in the template of the electronic billboard.
3) And (4) displaying the electronic billboard unit. Each electronic billboard unit is provided with an independent data acquisition module, a data processing module, a display module, a dynamic display control module and a data refreshing module; when displaying, the data acquisition module acquires the displayed data from the application system database in a certain field, the data processing module analyzes and processes the data, and the data is displayed in a corresponding display form according to the mapping relation of the display interface.
4) And the electronic billboard unit dynamically displays and controls. In the process of displaying the electronic billboard units, if necessary, the dynamic display control module can be used for resetting the screen cutting interval and the refreshing interval of the billboard units; and during display, the data refreshing module performs screen switching and data refreshing at regular time according to the reset screen switching interval and the reset interval. The dynamic display control of each electronic billboard unit does not interfere with each other.
According to the flexible information display electronic billboard device, when the electronic billboard is displayed, the electronic billboard units are displayed in parallel according to the electronic billboard units and the display layout defined in the electronic billboard template; each billboard unit has independence and is independently displayed in the layout of the electronic billboard template without mutual interference; when the electronic billboard unit displays, the data to be displayed is acquired through the data acquisition module, and is displayed according to the interface definition of the unit after data processing; according to the actual display requirement, the screen cutting interval and the refreshing interval of the billboard unit can be reset, and the data refreshing module is used for refreshing at regular time.
Referring to fig. 1 to 4, the invention provides a flexible display device for electronic billboard contents, which is used for performing diversified display on data in different application fields. The whole electronic billboard device comprises: the electronic billboard definition module is used for defining an electronic billboard template comprising a plurality of billboard units and defining the position and the display scale of each unit in the template; the data acquisition module is used for automatically acquiring data to be displayed from an application system database; the data processing module is used for analyzing and processing data; the display module is used for displaying the data processing result according to the display interface definition of the billboard unit; the dynamic display control module is used for resetting the screen cutting interval and the refreshing interval of the billboard unit; and the data refreshing module is used for regularly carrying out screen switching and data refreshing according to the screen switching interval and the refreshing interval reset by the billboard unit. When the electronic billboard is displayed, the parallel display of the billboard units is carried out according to the display layout defined in the template, the billboard units automatically acquire data through the data acquisition interface, and the data are processed and displayed in a corresponding form according to the mapping relation of the unit display interface.
The flexible information display method facing the electronic billboard specifically comprises the following steps:
1) electronic billboard template definition
The electronic billboard flexible information display method provides a set of definition standards of electronic billboard display templates, based on the standards, an electronic billboard definition module is used for defining an electronic billboard template comprising a plurality of billboard units, and the positions and the proportion of the billboard units in the template are defined; defining a display data object, a data acquisition interface, a display interface and a display strategy (screen-cutting interval and refreshing interval) in each unit; the billboard unit display interface is defined based on display data objects, including display elements (such as lists, charts, animations, etc.), display mapping relationships, etc.; the data acquisition interface defines an access address, an access authorization and a query condition, wherein the query condition is an SQL-like language condition statement composed of the attributes of the exposed data object, such as 'D <100and L > 200' which represents the condition of 'diameter less than 100 mm and length more than 200 mm'.
2) Display of electronic billboard
When the electronic billboard is displayed, the electronic billboard units are displayed in parallel according to a plurality of billboard units defined in the electronic billboard template and the display layout (the positions and the proportion of the billboard units).
3) Display of electronic billboard unit
When the electronic billboard units are displayed in parallel, each billboard unit is provided with an independent data acquisition module, a data processing module and a display module, and is respectively responsible for acquiring, processing and displaying data, and the electronic billboard unit specifically comprises the following contents:
3.1) data acquisition
The flexible information display method of the electronic billboard provided by the invention provides a set of standard data acquisition interfaces, and access addresses, access authorization and query conditions are defined in each interface; the billboard unit acquires data from an application system database in a certain field through a standard data acquisition interface, and returns a data set structured according to the display data object. Taking the example of acquiring the production information data of a worker from a manufacturing enterprise production process execution system (MES system), the electronic billboard unit data acquisition interface acquires a specified production information data set of the worker from the MES system through a defined database access address, access right and query condition. The data set is a set of display data objects defined according to the template, and has a fixed and uniform structure, including information such as the job number of workers, the name, the type of the work, the actual working hours, the product name, parts, production tasks and the like.
3.2) data processing
The data processing comprises two aspects, namely on one hand, denoising processing of data, and possibly existing noise data in a data set returned by the electronic billboard unit through a standard data acquisition interface, such as redundant data, error data, default data and the like; these data will affect the normal display of the data to a different extent and require a data cleansing process.
And the other aspect is to carry out data calculation, statistics or analysis processing according to the mapping relation defined in the unit display interface. Taking the worker production information data set acquired from the MES system by using the standard data acquisition interface in the step 3.1) as an example, if the display element defining the billboard unit display interface is a pie chart and the mapping relationship is the actual work time display of various work types, the data processing needs to count the production information data set according to the work time of each worker, and calculate the total work time and the proportion of the work time of each work type in the total work time.
3.3) data display
And after the data is processed, the billboard unit displays results in a corresponding form according to the mapping relation between the display data object and the display interface. And 3.1) processing the data set of the worker production information acquired from the MES system in the step 3.2), and displaying the actual working hours of various workers in a pie chart form according to the mapping relation of a display interface.
4) Dynamic display control of electronic billboard unit
The dynamic display of the electronic billboard is controlled by a dynamic display control module and a data refreshing module, each billboard unit is provided with an independent dynamic display control module and a data refreshing module, and the dynamic display control processes are independent and do not influence each other. The dynamic display control module comprises a screen switching interval control module, a refreshing interval control module and a display line number control module, and is respectively responsible for resetting the screen switching interval, the refreshing interval or the display data line number of each screen of the signboard unit according to the requirements of a user when the electronic signboard is displayed; the display line number control module resets the display data line number of each screen and only plays a role when the display elements defined by the billboard unit interface are lists; and the data refreshing module performs screen switching and data refreshing of the billboard unit at regular time according to the screen switching interval and the refreshing interval reset by the dynamic display control module.
It should be noted that, referring to fig. 3, an electronic billboard template example defined based on the electronic billboard template definition standard, where the electronic billboard template defined in this example includes a unit one, a unit two, a unit three, and a unit four, and defines the positions and proportional sizes of four billboard units in the template; referring to fig. 4, on the basis of the example of the electronic billboard template defined in fig. 3, each unit in the template is defined hierarchically. It should be noted that the number of electronic billboard units, the positions of the units, and the proportional sizes in one electronic billboard template can be redefined or adjusted as needed.
The embodiment of the invention can be suitable for flexibly displaying factory workshop data and can be used in any occasions needing information display through the electronic billboard.
From the above description, it can be seen that the present invention achieves the following technical effects: the invention discloses a flexible information display method and a device of an electronic billboard, which provides a set of standard data acquisition interfaces and an electronic billboard display template definition standard, defines a display template comprising a plurality of electronic billboard units based on the standard, and defines the positions and the display proportion of the units in the template; when the electronic billboard is displayed, the electronic billboard units are displayed in parallel according to a plurality of electronic billboard units and a display layout defined in the electronic billboard template; each billboard unit in the template is displayed independently and does not influence each other; the electronic billboard unit automatically acquires the required data by using the data acquisition interface, and displays the result in a corresponding form according to the display interface mapping relation after data processing; and in the display process, screen cutting and data refreshing are carried out according to the display strategy.
In the above embodiments of the present invention, the electronic billboard device may be used as a middleware or integrated into an electronic display device, as an independent electronic billboard device; it can also be embedded into other software systems, such as MES, ERP, SCM, etc. The data acquisition module can adopt standard interfaces such as an http interface of Restful and a Web Service interface of SOA to realize the standardization of data acquisition.
Claims (2)
1. A flexible information display device of an electronic billboard is characterized by comprising an electronic billboard definition module, a data acquisition module, a data processing module, a display module, a dynamic display control module and a data refreshing module, wherein the electronic billboard definition module is used for defining an electronic billboard template comprising a plurality of electronic billboard units and defining the position and display proportion of each unit in the template; the data acquisition module is used for automatically acquiring data to be displayed from an application system database; the data processing module is used for analyzing and processing data; the display module is used for displaying the data processing result according to the display interface definition of the electronic billboard unit; the dynamic display control module is used for resetting the screen cutting interval and the refreshing interval of the electronic billboard unit; and the data refreshing module is used for regularly performing screen switching and data refreshing according to the screen switching interval and the refreshing interval reset by the electronic billboard unit.
2. A flexible information display method of an electronic billboard is characterized by comprising the following steps:
step 1: defining the position and the proportion of each billboard unit; defining a display data object, a data acquisition interface, a display interface and a display strategy in each unit; the data acquisition interface comprises an access address, access authorization and query conditions; the display interface comprises display elements and display mapping relations; the display strategy comprises a screen cutting interval and a refreshing interval;
step 2: the billboard unit acquires data from an application system database in a certain field through a standard data acquisition interface through defined database access addresses, access rights and query conditions, and the data set is a set of display data objects defined according to a template;
and step 3: the data processing is carried out on the acquired data, and the method comprises the following two aspects: on one hand, denoising the data; on the other hand, data calculation, statistics or analysis processing is carried out according to the mapping relation defined in the unit display interface;
and 4, step 4: after the data is processed, the billboard unit displays the parallel result in a corresponding form according to the mapping relation between the display data object and the display interface; when the electronic billboard is displayed, the screen cutting interval, the refreshing interval or the number of lines of display data of each screen of the billboard unit can be reset according to the requirements of a user; and performing screen cutting and data refreshing at regular time according to the screen cutting interval and the refreshing interval reset by the electronic billboard unit.
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