CN103237288A - Method and device for independently distributing information to light-emitting diode (LED) screen based on wireless fidelity (WiFi) - Google Patents
Method and device for independently distributing information to light-emitting diode (LED) screen based on wireless fidelity (WiFi) Download PDFInfo
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- CN103237288A CN103237288A CN2013101679496A CN201310167949A CN103237288A CN 103237288 A CN103237288 A CN 103237288A CN 2013101679496 A CN2013101679496 A CN 2013101679496A CN 201310167949 A CN201310167949 A CN 201310167949A CN 103237288 A CN103237288 A CN 103237288A
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Abstract
The invention discloses a method and a device for independently distributing information to a light-emitting diode (LED) screen based on wireless fidelity (WiFi), and relates to the technical field of information. Information is sent by using a WiFi module of a mobile phone; an information processing module receives the information, responds to a mobile phone terminal, and filters out junk information; and the filtered information is output and displayed on the LED screen. The information can be distributed to the LED display screen freely through the WiFi module of the Android mobile phone terminal. The method has a function of filtering the information, manually distributed junk information can be filtered out, user operation is simple and the application range is wide. The device is simple and reliable in structure, and the method for distributing the information to the LED display screen is simple and feasible.
Description
Technical field
The invention belongs to areas of information technology, be specifically related to a kind of LED display information issuing method and device.
Background technology
The LED electronic display screen system is widely used in the public arena with bright in luster, characteristics such as display mode is versatile and flexible, the easy modification of displaying contents.The LED electronic display as the cell information announcement board, is helped integration and the propagation of community information, purify community environment, promote community's image.However, in using, it also exposes problem.The displaying contents great majority of the LED display of public arena all are to control issue by the manager by computer, and the ordinarily resident generally can't independently release news to LED display.The resident issues Lost or during information such as the enlightenment of looking for something, adopts usually and put up the papery enlightenment.This mode is the wasting manpower and material resources not only, causes the psoriasis problem simultaneously, influences the appearance of the city.If the resident can utilize the communal facility LED display to issue this category information, the problems referred to above just can be resolved.
At present, about LED display information issuing method and device much are based on wireless network transmission technology, but the technical scheme that provides much is to utilize computer to release news, and the radio network technique of utilization also will be charged.Lack a kind of convenient, free LED display information issuing method and device.Chinese patent application number is: wireless LED display screen display control program is provided in 200820079464.6 the Chinese utility model patent.The PC of client for surfing the Net in this control system, the user comes edit file by the operation PC, by the network typing webserver, sends information by wireless network again, and the LED display control end receives information by wireless receiving module and shows.The wireless network transmission technology of described utilization is covered under the support of operator widely for the radio transmitting method of GPRS or CDMA, GPRS or CDMA, all will pay.Client in this invention is PC, is unfavorable for the popularization of scheme.Chinese patent application number is: implementation method and system that a kind of information bulletin board based on wireless network is provided in 200510089248.0 the Chinese invention patent application.The wireless-transmission network technical scheme that this system proposes is GSM/GPRS/CDMA or 3G, has cost issues equally.
At the problem of above-mentioned existence, the invention provides a kind of method and device thereof of realizing autonomous issue LED display information based on WiFi.The present invention utilizes WiFi to send information, and the method for filtering information is provided.The present invention also uses the Android mobile phone terminal as client, the popularization of more convenient method.Allow the resident realize freely issuing LED display information.
The wireless sending module that present mobile phone carries generally has the WiFi sending module.The transmission rate 300Mbps of WiFi; Single AP coverage can reach the order of magnitude of 90m, is more suitable for the management of residential quarter.Along with popularizing of Android mobile phone, Android application-development technologies maturation.The present invention is both combinations, increases information filtering method, realize convenient, free, release news at the residential quarter LED display to environmental protection.
Summary of the invention
Can not be convenient in order to solve the resident, the gratis issues useful information to LED display, the information that while LED display manager can manage issue easily, the invention provides a kind of method and device thereof of realizing autonomous issue LED display information based on WiFi, not only realize autonomous issue LED screen information based on the Android mobile phone terminal, and a kind of information filtering method is provided, is convenient to information management.It is portable terminal that the present invention adopts the Android mobile phone, and the Android mobile phone terminal has information releasing software and WiFi radio receiving transmitting module.Send out information and send WiFi radio receiving transmitting module reception information by information releasing software editor.Transfer of data is based on the WiFi wireless transmission protocol between this.After microprocessor receives WiFi radio receiving transmitting module information transmitted, response portable terminal, and filtering information.Microprocessor will be screen control instruction, the control instruction of LED display receiving screen and demonstration information by the information translation of filtering.
The present invention solves the problems referred to above by following technical solution:
A kind of device based on the autonomous issue of WiFi realization LED screen information, this device comprises: Android mobile phone terminal (101), WiFi radio receiving transmitting module (102), microprocessor (103), SD card data module (104), LED display (105).Carry out bidirectional data transfers between described Android mobile phone terminal (101) and the described WiFi radio receiving transmitting module (102), transfer of data is based on the WiFi wireless transmission protocol.The output of WiFi radio receiving transmitting module (102) is connected with described microprocessor (103) input.Described SD card data module (104) is connected with described microprocessor (103).The input of described LED display (105) is connected with microprocessor (103).Editor sends out the information release unit of carry information input Android mobile phone terminal, and the WiFi wireless transmit/receive units sends to the WiFi radio receiving transmitting module in the Android mobile phone terminal, and the WiFi radio receiving transmitting module transfers to microprocessor with information; Microprocessor reads junk information judgment rule storehouse and the junk information feature database that is stored in the SD card, and the information that receives is filtered, and microprocessor will instruct for the screen control through the information translation of filtering, and export LED display to.
Described Android mobile phone terminal (101) is portable terminal, has information releasing software and WiFi radio receiving transmitting module.Be used for sending the cloth LED display information of sending out.Described WiFi radio receiving transmitting module is used for receiving the information that the Android mobile phone terminal sends, and information is sent to microprocessor.Described microprocessor can adopt any among ARM, DSP, the FPGA.
The invention provides information filtering method, microprocessor carries out data to the information that receives to be handled.Microprocessor reads junk information judgment rule storehouse and the junk information feature database that is stored in the SD card, according to formulating good rule and feature, judges whether the information that receives is useful information, will be screen control instruction and output by the information translation of filtering at last.Described SD card data memory module is used for storage junk information judgment rule storehouse and junk information feature database.Can change SD card memory contents.Described LED display is by being sold finished product LED electronic display on the conventional market.Mainly formed by control card and cell board two parts.
The present invention also proposes a kind of method that realizes autonomous issue LED screen information based on WiFi, this method comprises: editor sends out the information release unit of carry information input Android mobile phone terminal, the WiFi wireless transmit/receive units sends to the WiFi radio receiving transmitting module in the Android mobile phone terminal, and the WiFi radio receiving transmitting module transfers to microprocessor with information; Microprocessor reads junk information judgment rule storehouse and the junk information feature database that is stored in the SD card, and the information that receives is filtered, and microprocessor will instruct for the screen control through the information translation of filtering, and export LED display to.The information release unit is encoded into the WiFi wireless signal with character information and by WiFi transmission of wireless signals agreement it is sent, start overtime arbitration functions simultaneously, wait for that in the response time threshold values of regulation microprocessor returns reception success response sign indicating number, return answer code as microprocessor, the prompting of Android mobile phone terminal sends successfully, as not returning answer code, the prompting of Android mobile phone terminal sends failure.Microprocessor carries out filter process specifically to the information that receives: microprocessor reads the SD card, according to filtering rule and the junk information feature of SD card storage, judges whether the information that the WiFi radio receiving transmitting module receives is useful information.The described screen control instruction that exports LED display to refers to that the unique corresponding LED display of each character shows the corresponding screen control instruction of sign indicating number, the described sign indicating number that shows is the sign indicating number of being lighted the dot matrix shape on the LED display by decision such as the font of character, font sizes, each show sign indicating number corresponding a screen control instruct.
The present invention utilizes mobile phone terminal as information transmitting terminal, and is convenient, and promoted extension is wider.The information releasing software also allows information issue operation simpler.The information releasing software also has overtime arbitration functions, and this makes method of the present invention more humane.Utilize the WiFi wireless network transmission technology, not only need not charge, and because the characteristic of WiFi wireless network transmission technology is more suitable for the management of cell information.Information filtering method has been arranged, and the junk information of issue can not show.The judgment rule of judgment mechanism and the characteristic quantity of junk information all utilize the form of library file to realize, thereby expand after convenient and the modification judgment mechanism.That the present invention realizes is convenient, freely release news at the LED screen, thereby has solved the basic reason that the psoriasis problem produces.
Description of drawings
Fig. 1 is the apparatus structure block diagram of realizing autonomous issue LED screen information based on WiFi of the present invention;
Fig. 2 is the method flow diagram of realizing autonomous issue LED screen information based on WiFi of the present invention;
Fig. 3 is of the present invention based on the autonomous issue of WiFi realization LED screen information enforcement schematic diagram.
Embodiment
The present invention will be further described below in conjunction with the drawings and specific embodiments.
As shown in Figure 1, Fig. 1 is the device block diagram of realizing autonomous issue LED screen information based on WiFi of the present invention, comprising: Android mobile phone terminal (101), WiFi radio receiving transmitting module (102), microprocessor (103), SD card data module (104), LED display (105).Carry out bidirectional data transfers between described Android mobile phone terminal (101) and the described WiFi radio receiving transmitting module (102), transfer of data is based on the WiFi wireless transmission protocol.The output of WiFi radio receiving transmitting module is connected with described microprocessor input, and SD card data module is connected with described microprocessor.The input of described LED display is connected with microprocessor.Described Android mobile phone terminal is used for sending LED display information by WiFi, has information releasing software and WiFi radio receiving transmitting module.Described LED display is by being sold finished product LED electronic display on the conventional market.Mainly formed by control card and cell board two parts.
Microprocessor reads junk information judgment rule storehouse and the junk information feature database that is stored in the SD card, according to formulating good rule and feature, judges whether the information that receives is useful information, will be screen control instruction and output by the information translation of filtering at last.Described SD card data memory module is used for storage junk information judgment rule storehouse and junk information feature database.Can change SD card memory contents.Described LED display is by being sold finished product LED electronic display on the conventional market.Mainly formed by control card and cell board two parts.
A kind of method that realizes autonomous issue LED screen information based on WiFi, specifically comprise: editor sends out the information release unit of carry information input Android mobile phone terminal, the WiFi wireless transmit/receive units sends to the WiFi radio receiving transmitting module in the Android mobile phone terminal, and the WiFi radio receiving transmitting module transfers to microprocessor with information; Microprocessor reads junk information judgment rule storehouse and the junk information feature database that is stored in the SD card, and the information that receives is filtered, and microprocessor will instruct for the screen control through the information translation of filtering, and export LED display to.The information release unit is encoded into the WiFi wireless signal with character information and by WiFi transmission of wireless signals agreement it is sent, start overtime arbitration functions simultaneously, wait for that in the response time threshold values of regulation microprocessor returns reception success response sign indicating number, return answer code as microprocessor, the prompting of Android mobile phone terminal sends successfully, as not returning answer code, the prompting of Android mobile phone terminal sends failure.Microprocessor carries out filter process specifically to the information that receives: microprocessor reads the SD card, according to filtering rule and the junk information feature of SD card storage, judges whether the information that the WiFi radio receiving transmitting module receives is useful information.The described screen control instruction that exports LED display to refers to that the unique corresponding LED display of each character shows the corresponding screen control instruction of sign indicating number, the described sign indicating number that shows is the sign indicating number of being lighted the dot matrix shape on the LED display by decision such as the font of character, font sizes, each show sign indicating number corresponding a screen control instruct
As shown in Figure 2, Fig. 2 is the method flow diagram of realizing autonomous issue LED screen information based on WiFi of the present invention.May further comprise the steps:
The S11:Android mobile phone terminal is opened the information release unit, edits to send out carry information, clicks to send, and starts overtime arbitration functions simultaneously.Open the information release unit, input information in formula bar, for example: " lose a Camel leather wallet of black in person, in important certificates such as identity card are arranged! ".Click the overtime arbitration functions that has also started software when sending.
The S12:WiFi radio receiving transmitting module receives information;
This step is specially: receive the signal that the Android mobile phone terminal sends.Be received in the corresponding WiFi signal of example in the above-mentioned steps.
S13: whether microprocessor judges has the information input, judges whether to receive the information that mobile phone terminal sends.
S131: return reception success response sign indicating number to the Android mobile phone terminal by the WiFi radio receiving transmitting module.Microprocessor is received the information that the Android mobile phone terminal sends, and sends corresponding information by the WiFi wireless network to the Android mobile phone terminal and sends the success response sign indicating number.
The S132:Android mobile phone terminal does not receive response in the setting-up time threshold values, information sends failure.Microprocessor is not received the information that the Android mobile phone terminal sends, and the Android mobile phone terminal does not receive response in the official hour threshold values, and Android mobile phone terminal information sends failure.
The S14:Android mobile phone terminal is the interior acceptance response of threshold values at the appointed time, and then information sends successfully.After Android mobile phone terminal information sends, and start overtime arbitration functions.Surpass the setting-up time threshold values and confiscate above-mentioned information transmission success response sign indicating number, Android mobile phone terminal information sends failure.
S15: microprocessor filters information; After receiving information, microprocessor reads in the SD card storage junk information judgment rule storehouse and the junk information feature database carries out information filtering. " and so on junk information, through after filtering, information can be filtered.Can be by filtering and output as the information of mentioning in the step 1.
S16: microprocessor is screen control instruction with the information translation of filtering;
S17: cutout screen control instruction, and demonstration information is on LED display.Will be by the information of filtering, output is presented on the LED screen.Example as mentioned above is presented at that information is on the LED screen: " lose a Camel leather wallet of black in person, in important certificates such as identity card are arranged! ".
As shown in Figure 3, Fig. 3 is of the present invention based on the autonomous issue of WiFi realization LED screen information enforcement schematic diagram.1. open the information releasing software for mobile phone terminal, send information by WiFi.2. for after the LED screen controller receives information, to mobile phone terminal return information issue success response sign indicating number.3. show that the LED screen controller carries out information filtering with the information that receives, output and demonstration information after filtration is finished.
Claims (6)
1. device of realizing autonomous issue LED screen information based on WiFi, it is characterized in that, this device comprises: the Android mobile phone terminal, the WiFi radio receiving transmitting module, microprocessor, SD card data module, LED display, carry out bidirectional data transfers based on the WiFi wireless transmission protocol between Android mobile phone terminal and the WiFi radio receiving transmitting module, the output of WiFi radio receiving transmitting module is connected with described microprocessor input, SD card data module is connected with microprocessor, the input of LED display is connected with microprocessor, editor sends out the information release unit of carry information input Android mobile phone terminal, the WiFi wireless transmit/receive units sends to the WiFi radio receiving transmitting module in the Android mobile phone terminal, and the WiFi radio receiving transmitting module transfers to microprocessor with information; Microprocessor reads junk information judgment rule storehouse and the junk information feature database that is stored in the SD card, and the information that receives is filtered, and microprocessor will instruct for the screen control through the information translation of filtering, and export LED display to.
2. as claimed in claim 1ly a kind ofly realize it is characterized in that the device of autonomous issue LED screen information that described microprocessor can adopt any among ARM, DSP, the FPGA, is used for that the information that receives is carried out data and handles based on WiFi.
3. as claimed in claim 1 a kind of based on the autonomous device of issuing LED screen information of WiFi realization, it is characterized in that, described screen control instruction shows the corresponding screen control instruction of sign indicating number for the unique corresponding LED display of each character, the described sign indicating number that shows determines to light the sign indicating number of the dot matrix shape on the LED display by font, the font size of character, and each shows the corresponding screen control instruction of sign indicating number.
4. method that realizes autonomous issue LED screen information based on WiFi, it is characterized in that, this method comprises: editor sends out the information release unit of carry information input Android mobile phone terminal, the WiFi wireless transmit/receive units sends to the WiFi radio receiving transmitting module in the Android mobile phone terminal, and the WiFi radio receiving transmitting module transfers to microprocessor with information; Microprocessor reads junk information judgment rule storehouse and the junk information feature database that is stored in the SD card, and the information that receives is filtered, and microprocessor will instruct for the screen control through the information translation of filtering, and export LED display to.
5. as claimed in claim 4 a kind of based on the autonomous method of issuing LED screen information of WiFi realization, it is characterized in that, the information release unit of Android mobile phone terminal, character information is encoded into the WiFi wireless signal and by WiFi transmission of wireless signals agreement it is sent, start overtime arbitration functions simultaneously, wait for that in the response time threshold values of regulation microprocessor returns reception success response sign indicating number, return answer code as microprocessor, the prompting of Android mobile phone terminal sends successfully, as not returning answer code, the prompting of Android mobile phone terminal sends failure.
6. as claimed in claim 4 a kind of based on the autonomous method of issuing LED screen information of WiFi realization, it is characterized in that, described information filtering method is specially, microprocessor carries out data to the information that receives to be handled, microprocessor reads junk information judgment rule storehouse and the junk information feature database that is stored in the SD card, judge whether the information that receives is useful information, will be screen control instruction and output by the information translation of filtering.
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| CN2013101679496A CN103237288A (en) | 2013-05-09 | 2013-05-09 | Method and device for independently distributing information to light-emitting diode (LED) screen based on wireless fidelity (WiFi) |
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| CN2013101679496A CN103237288A (en) | 2013-05-09 | 2013-05-09 | Method and device for independently distributing information to light-emitting diode (LED) screen based on wireless fidelity (WiFi) |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105118429A (en) * | 2015-08-21 | 2015-12-02 | 武汉工程大学 | Lattice screen display control system |
| CN107293251A (en) * | 2016-03-31 | 2017-10-24 | 深圳市达特照明股份有限公司 | A kind of charging system for controlling suit spot light to show Real-time Motion Image |
| CN107293249A (en) * | 2016-03-31 | 2017-10-24 | 深圳市达特照明股份有限公司 | A kind of charging system for controlling suit spot light to show still image |
| CN109194636A (en) * | 2018-08-23 | 2019-01-11 | 吾达软件（武汉）股份有限公司 | A kind of electronic information content release processing method and system |
| CN110174977A (en) * | 2019-05-10 | 2019-08-27 | 环球雅途集团有限公司 | A kind of LED display control system for supporting real-time edition |
| CN110544321A (en) * | 2019-07-02 | 2019-12-06 | 河北中岗通讯工程有限公司 | Lane controller based on ARM and android system |
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| CN201846359U (en) * | 2010-09-30 | 2011-05-25 | 郑州胜龙信息技术有限公司 | Multimedia meteorological information broadcasting system |
| CN202444635U (en) * | 2012-03-14 | 2012-09-19 | 重庆工业职业技术学院 | Ad-hoc network type LED information distribution system |
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Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN201846359U (en) * | 2010-09-30 | 2011-05-25 | 郑州胜龙信息技术有限公司 | Multimedia meteorological information broadcasting system |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105118429A (en) * | 2015-08-21 | 2015-12-02 | 武汉工程大学 | Lattice screen display control system |
| CN107293251A (en) * | 2016-03-31 | 2017-10-24 | 深圳市达特照明股份有限公司 | A kind of charging system for controlling suit spot light to show Real-time Motion Image |
| CN107293249A (en) * | 2016-03-31 | 2017-10-24 | 深圳市达特照明股份有限公司 | A kind of charging system for controlling suit spot light to show still image |
| CN109194636A (en) * | 2018-08-23 | 2019-01-11 | 吾达软件（武汉）股份有限公司 | A kind of electronic information content release processing method and system |
| CN110174977A (en) * | 2019-05-10 | 2019-08-27 | 环球雅途集团有限公司 | A kind of LED display control system for supporting real-time edition |
| CN110544321A (en) * | 2019-07-02 | 2019-12-06 | 河北中岗通讯工程有限公司 | Lane controller based on ARM and android system |
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Application publication date: 20130807 |