KR101796232B1 - Cbs-based led electronic display system using cdma and opertating method thereof - Google Patents

Abstract

The present invention relates to a CBS-based LED electronic display system using CDMA and an operating method thereof. The present invention includes: an electronic display management server receiving and transmitting message posting request information inputted by each user through a portable terminal or PC; and a plurality of electronic displays having each unique identification symbol, and connected with the electronic display management server based on a CDMA wireless modem through the Internet to display a message by receiving the message posting request information from the electronic display management server. According to the present invention, the CBS-based LED electronic display system using CDMA is capable of coping with danger by displaying an emergency disaster on an electronic display in real time.

Description

Technical Field [0001] The present invention relates to a CBS-based LED electronic signboard system using CDMA,

The present invention relates to a CBS-based LED electronic signboard system using CDMA and a method of operating the same, and more particularly, to a method and system for operating a CBS-based LED signboard system using a CDMA wireless modem, The present invention relates to a CBS-based LED electronic signboard system and a method of operating the same using CDMA, which can display an urgent disaster announced by the National Security Agency and the Korea Meteorological Administration on a billboard in real time.

The present invention relates to a CBS-based LED display panel system using CDMA and a method of operating the same.

The background art of the present invention is a billboard operating system for transmitting a message requested by a user to each billboard and displaying the message on the billboard.

In case of a disaster or a disaster broadcast while a signboard displays information, there is no way to output the message, or the administrator must manually check and input the information. Therefore, There is a problem that you do not know what happened or can notice it late.

Although the technique as a background of the present invention is disclosed in Korean Patent Registration No. 10-0476571, a fundamental solution to the above-mentioned problem is not presented.

SUMMARY OF THE INVENTION It is an object of the present invention, which is devised to solve the problems described above, to provide a system and method for displaying a message on a billboard when receiving a message from a CBS (Cell Broadcasting Service) through a CDMA wireless modem, The present invention is to provide a CBS-based LED electronic signboard system and a method of operating the system using CDMA, which can display emergent disasters on a billboard in real time to cope with risks.

It is another object of the present invention to provide a CBS-based LED display board system and a method of operating the system using a CDMA, which can be connected to a display board management server through a portable terminal and input characters to be displayed on the display board through a mobile phone application .

According to an aspect of the present invention, there is provided an electronic billboard management server for receiving and transmitting message posting request information input by a user through a portable terminal or a personal computer; And a plurality of electronic display panels, each having a unique identification code, connected to the electronic signboard management server on the basis of a CDMA wireless modem and receiving the message posting request information input by each user from the electronic signboard management server, ; A web server for inputting message posting request information so that each user accesses through the Internet and posts a message on at least one of the plurality of electric sign boards; A DB server for storing message publication request information received from the web server; A call server for receiving the message posting request information from the web server and sending a telephone call to the plurality of electronic signboards through an IP telephone; And a terminal connection module for displaying a message inputted and input by the portable terminal on the electric sign board, wherein the electric sign panel immediately blocks a telephone connection upon receiving a telephone call from the IP telephone, If the electronic bulletin board and the message storage unit are judged to be able to receive a new message, it communicates with the DB server to transmit a message corresponding to the identification code of the electronic bulletin board A first communication control board for requesting and receiving the first communication control board; A main board for determining a priority between the received message and a message previously stored in the message storage unit; A display unit for displaying messages in descending order of priority determined by the mainboard; And displaying the corresponding message on the electric billboard when receiving a message from the CBS (Cell Broadcasting Service) through the CDMA wireless modem, displaying the time of receiving the message of the disaster text broadcasting service and the time And a CBS management module for transmitting the CBS to the DB server.

In addition, the web server stores the web server access ID and password of each user and allows the web server to access the web server only when the user inputs the ID and password, A rights management unit A log management unit for storing the web server access record of each user; And a control unit.

In addition, the message publishing request information input by the user to the web server includes the contents of the message, the identification code of the electric signboard on which the message is to be displayed, and the posting period of the message.

In addition, the web server includes a weather information message receiving unit for receiving weather related information from a national disaster management system including a weather station as message posting request information, and the main board stores a behavior information corresponding to each weather information condition An action message message DB is further included and an action message corresponding to the weather information message is displayed on the display together with the weather information message.

The main board includes a rainfall information receiving unit for receiving a rainfall amount measurement value including rainfall amount and snowfall amount from an external disaster measurement equipment including a rain gauge, a water level meter and an enemy water meter installed outside the electric sign board through a second communication control board, An ultraviolet ray for receiving ultraviolet rays, temperature and humidity information from a sensor installed in the air conditioner, a temperature and humidity information receiving unit, and a behavior response message DB in which a behavior response corresponding to each weather situation is stored. And displays it on the display unit together with the weather information message.

The method of operating a CBS-based LED display panel using CDMA according to the present invention is characterized in that (a) each user connects to a web server among the electronic signboard management servers through a portable terminal or a PC, Inputting message posting request information for posting a message on one or more display boards; (b) the DB server of the electronic signboard management server stores message posting request information received from the web server; (c) when the call server of the electric billboard management server receives the message posting request information from the web server, making a call to all the plurality of electric billboards through the IP phone; (d) the first communication control board of each electric signboard immediately disconnects the telephone connection upon receiving the telephone call from the IP telephone; (e) The first communication control board checks whether the main board of the electric sign board is communicable and whether there is a vacant space in the message storage unit of the electric sign board. If it is determined that the main board can receive a new message, Requesting and receiving a message corresponding to the identification code of the electric sign board by communicating; (f) The main board determines a priority between the received message and the message stored in the message storage unit, and displays a message through the display unit of the electric signboard in descending order of priority determined by the mainboard step; And (g) displaying a message on the electric signboard when the electric signboard receives a message from a CBS (Cell Broadcasting Service), displaying the time when the message of the disaster character broadcast service was received and the time displayed on the electric signboard To the DB server.

According to the present invention as described above, when a message is received from a CBS (Cell Broadcasting Service) through a CDMA wireless modem, a corresponding message is displayed on a billboard to display an emergency disaster announced by the National Security Agency and the Korea Meteorological Administration It is possible to provide a CBS-based LED electronic billboard system and an operation method using CDMA that can display a billboard on a billboard to cope with a risk.

In addition, according to the present invention, it is possible to provide a CBS-based LED display board system and a method of operating using CDMA, which can access a display board management server through a portable terminal and input characters and the like to be displayed on an electric signboard through a mobile phone application.

1 is a block diagram of a CBS-based LED electronic signboard system using CDMA according to a preferred embodiment of the present invention.
2 is a block diagram of a billboard management server according to a preferred embodiment of the present invention.
3 is a block diagram of a display board according to a preferred embodiment of the present invention.
4 is a flowchart of a method of operating a display board having a disaster character display function according to a preferred embodiment of the present invention.
5 is a detailed flowchart of step (a) according to a preferred embodiment of the present invention.
6 is a detailed flowchart of step (e) according to a preferred embodiment of the present invention.
7 is a block diagram of a main board according to a preferred embodiment of the present invention.

BRIEF DESCRIPTION OF THE DRAWINGS The advantages and features of the present invention and the manner of achieving them will become apparent with reference to the embodiments described in detail below with reference to the accompanying drawings.

The present invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete, and will fully convey the scope of the invention to those skilled in the art. To fully disclose the scope of the invention to those skilled in the art, and the invention is only defined by the scope of the claims. Like reference numerals refer to like elements throughout the specification.

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS Hereinafter, the present invention will be described with reference to the drawings for explaining a CBS-based LED electronic signboard system and an operating method using CDMA according to embodiments of the present invention.

FIG. 1 is a block diagram of a CBS-based LED electronic signboard system using CDMA according to a preferred embodiment of the present invention, FIG. 2 is a block diagram of a electronic signboard management server according to a preferred embodiment of the present invention, FIG. 4 is a flowchart illustrating a method of operating an electric signboard having a disaster character display function according to a preferred embodiment of the present invention. FIG. 5 is a flowchart illustrating a method of operating an electric signboard according to a preferred embodiment of the present invention, FIG. 6 is a detailed flowchart of step (e) according to a preferred embodiment of the present invention, and FIG. 7 is a block diagram of a main board according to a preferred embodiment of the present invention.

A CBS-based LED electronic signboard system using CDMA according to a preferred embodiment of the present invention includes a billboard management server 100 receiving and transmitting message posting request information input by a user through a portable terminal or a PC; And has a unique identification code and is connected to the electronic signboard management server 100 on the Internet based on the CDMA wireless modem 230 to receive the message posting request information input by each user from the electronic signboard management server 100 A plurality of display boards (200) for displaying the message; A web server 110 for inputting message posting request information for each user to connect via the Internet and post a message on at least one of the plurality of electric signboards; A DB server 120 for storing message publication request information received from the web server 110; A call server 130 that receives a message posting request information from the web server 110 and sends a call to the entire plurality of display boards 200 through the IP telephone 131; And a terminal connection module (140) for displaying a message inputted and input by the portable terminal on the electric sign board. The electric sign board (200) And checks whether or not there is a vacant space for storing a new message in the message storage unit 260 of the electric sign board 200 so that the electric sign board 200 and the message storage unit 260 can store a new message A first communication control board (210) for communicating with the DB server (120) to request a message transmission corresponding to the identification code of the electric signboard and receiving the message; A main board 220 for determining a priority order between the received message and a previously stored message in the message storage 260; A display unit 250 displaying a message in descending order of priority determined by the main board 220; And when receiving a message from the CBS (Cell Broadcasting Service) through the CDMA wireless modem 230, the corresponding message is displayed on the electric sign board 200, and the time when the message is received and displayed on the electric signboard And a CBS management module (280) for transmitting the time to the DB server (120).

That is, the CBS-based LED electronic signboard system using CDMA according to the preferred embodiment of the present invention includes the electronic signboard management server 100 and the electronic signboard 200, and the electronic signboard management server 100, 200).

At this time, CBS is a broadcast-type notification service, and the National Security Agency is introducing the technology to provide emergency disaster text service.

In the present invention, a message received from the disaster text broadcasting service (CBS) is displayed on the electric signboard. For example, a message "Please listen to the earthquake / aftershock disaster broadcast 5.0 " , The corresponding message is displayed on the electric signboard so that the current electric signboard displays a disaster message to the persons entering the field of view to notify the disaster situation.

The electronic signboard management server 100 includes a Web server 110, a DB server 120, a call server 130, and a terminal connection module 140.

The web server 110 receives message posting request information to post a message on at least one of the plurality of electric sign boards through a portable terminal or a PC of each user connected to the Internet.

At this time, when the user inputs the message posting request information, the user inputs the purpose and importance of the message to be posted together, and the priority determiner 221 of the mainboard 220 provides information for determining the priority of the message . The purpose of the message is, for example, an advertisement, a system, and a notice.

In addition, the message publication request information includes a content of a message, an identification code of a display board on which a message is to be displayed, and a posting period of the message.

Also, the web server 110 stores the connection ID and password of the user's web server 110 and allows the web server 110 to access the web server 110 only when the user inputs the same ID and password, And a log management unit 112 for storing a connection record of the web server 110 by the user.

That is, the right management unit 111 previously receives and stores the access ID and password of the web server 110 of each user and stores the access ID and password of the web server 110 in the web server 110 And it is necessary for the administrator to approve or control the electronic signboard management server 100 as a whole in order to newly register or change the connection ID and password of the web server 110 and manage the electronic signboard management server 100 as a whole.

The authority managing unit 111 stores a connection ID and a password of the user's web server 110 as well as a unique identification code of the electric signboard 200 owned or managed by the user, ) Is not affected.

The log management unit 112 manages the access logs of each user accessing the web server 110 and stores not only the ID of the user but also the connection date and time of the web server 110 to prepare for a security incident or the like .

The DB server 120 stores the message publication request information received from the web server 110 and transmits a message corresponding to the unique identification code of each electric signboard 200 from the first communication control board 210 of the electric signboard And transmits a message corresponding to the unique identification code of the electric sign board among the message post request information when requested.

In addition, the DB server 120 arranges the message, the unique identification code of the electric signboard, the posting period of the message, and the like in order, and transmits the corresponding message according to the request of the first communication control board 210 A new table 122 for storing message posting request information input from the user, and a storage table 123 for storing message posting request information that has passed the posting deadline.

At this time, the DB server 120 and the first communication control board 210 can communicate with each other via a TCP / IP module 240 via a web-based Internet. The TCP / IP is a network transmission protocol, TCP is a protocol for dividing and packing transmission data in a certain unit, and IP is a protocol for directly transmitting and receiving data. .

When the call server 130 receives the message posting request information from the web server 110, the call server 130 calls the IP telephone 131 connected to the CDMA wireless modem of the electronic billboard through the internet telephone service provider, And transmitting the information.

The IP telephone 131 refers to a system or service that uses voice as a normal telephone by transmitting and receiving voice through a data packet network such as the Internet and a local area network (LAN) instead of a circuit switching network such as a telephone network. The usage charge is charged according to the data packet on the line when the call is used. The call signal transmitted from the call server 130 only checks the reception of the phone signal from the first communication control board 210 of the electric signboard, Since the connection is blocked immediately before charging, the data usage charge is substantially close to the basic fee, which can greatly reduce the communication charge of the electronic signboard management server 100.

The terminal connection module 140 displays a message inputted by the portable terminal on the electric sign board.

In this case, a terminal refers to a device capable of accessing a wired or wireless communication network, such as a smart phone, a PDA, a notebook, a computer, a tablet, and a handheld terminal.

Preferably, the terminal connection module 140 displays a corresponding message on the electric signboard 200 when a specific message is input after accessing the electric sign board management server 100 through the app of the smart phone.

At this time, while inputting a message through the app of the smartphone, a unique identification code of the specific electric sign board 200 is inputted together so that a message can be displayed on the specific electric sign board 200. [

The electric sign board 200 immediately disconnects the telephone when the telephone is received from the IP telephone 131 and determines whether the main board 220 of the electronic signboard can be connected without power failure and is connected to the power source, If the main board 220 determines that there is a vacant space in the message storage unit 26 and determines that the main board 220 can receive new message posting request information input by the user, A first communication control board 210 for requesting and storing a message corresponding to the unique identification code of the message storage unit 260 and storing the received message in the message storage unit 260, A display unit 250 for displaying messages in descending order of priority determined by the mainboard 220 and a display unit 250 for displaying a message through the CDMA wireless modem 230, When receiving a message from a CBS (Cell Broadcasting Service), the corresponding message is displayed on the electric signboard 200, and the time when the message is received and the time displayed on the electric signboard are transmitted to the DB server 120 And a CBS management module 280.

In addition, the message stored in the message storage unit 260 is automatically deleted when a publishing period entered by the user has elapsed.

At this time, the posting period includes both the posting start date and posting date and time of the message.

The web server 110 includes a weather information message receiving unit 113 for receiving weather related information from a national disaster management system 300 including a weather station as message posting request information, A behavioral action message message DB 224 including a pre-stored behavioral action message suitable for each weather condition may be further included, and a behavioral action message corresponding to the weather-related weather message may be displayed on the display unit 250 together with the weather- do.

At this time, when determining the priority of the message on the main board 220, the weather-related bulletin message corresponding to the area where each electric sign board 200 is installed is placed in the highest priority order irrespective of the message posting request information inputted by the user .

A national meteorological service server is generally used in the national disaster management system 300, and a police server or a fire alarm service server is included in the case, and an urgent message is sent to the electronic signboard management server 100 when a strong case or an emergency occurs .

In the behavior details message DB 224, a weather special message and an action detail message considering the characteristics of the area where the electric sign board 200 is installed are stored in advance.

For example, in the behavior information message DB 224 of the electric signboard installed in the fishing area where the typhoon warning message is received, the prohibition of fishing and the fishing boat evacuation command message are outputted, and the behavior information message of the electric signboard installed in the mountains where the heavy snow warning message is received In the DB 224, a road closed schedule and a traffic avoidance message may be output.

The main board 220 includes a rainfall amount information receiving unit 222 for receiving a rainfall amount measurement value including rainfall amount and snowfall amount from an external disaster measurement equipment including a rain gauge, a water level meter and an enemy meter installed outside the electric sign board 200, An ultraviolet ray for receiving ultraviolet rays, temperature and humidity information from various sensors provided on the electric sign board 200 through the second communication control board 270, a temperature and humidity information receiving unit 223, and action tips suitable for each weather situation are stored And a behavior information message DB 224 is further included to display an action response message corresponding to the weather information message on the display unit 250 together with the weather information message.

The action response message DB 224 stores an action response message considering the characteristics of the message received by the rainfall information receiving unit 222 and ultraviolet and temperature and humidity information receiving unit 223 and the area where the electric sign board 200 is installed .

For example, in the behavior information message DB 224 of the electric signboard of the area where the ultraviolet ray is higher than the reference value and the elderly are abundantly residing, a message for exiting the elderly person is outputted.

In addition, the priority determination unit 221 determines whether the received rainfall amount information, ultraviolet ray, temperature, and humidity information are general information or emergency information, and displays the emergency information through the display unit 250 first.

When the CBS management module 280 receives a message from the CBS (Cell Broadcasting Service) through the CMDA wireless modem 230, the CBS management module 280 displays the corresponding message on the electric signboard 200, And transmits the time displayed on the electric sign board 200 to the DB server 120.

The CBS (Cell Broadcasting Service) is a simultaneous delivery method that not only communicates with individuals but also sends them to all customers in the selected base station, Broadcasting service.

For example, when a situation such as a heat wave, a typhoon, an earthquake, or a heavy rain occurs in the National Security Agency, a message is sent through the CBS and the CDMA wireless modem 230 of the electric signboard 200 receives the corresponding message.

In the present invention, it is preferable to display the message received from the disaster text broadcasting service (CBS) on the electric signboard. For example, "01:05 minute 52 Km sea area east of Ulsan east coast of Ulsan 5.0 earthquake occurrence / Please display the message on the electric signboard so that the current electric signboard will display the disaster message to the people who come into the field of view to notify the disaster situation.

It is also applicable to embodiments of the present invention through various messages sent from CBS as well as disaster characters.

The CBS management module 280 displays the corresponding message on the electric signboard 200 and transmits the time of receiving the message and the time displayed on the electric signboard 200 to the DB server 120 to give feedback on the message.

By the function of the CBS management module 280 as described above, it is possible for the people to respond to a danger brought about by the National Security Agency in real time through the electric sign board 200 to cope with the danger immediately, .

Also, when the CBS management module 280 receives the message, the main board 220 determines that the message is the highest priority and the display unit 250 promptly displays the corresponding message.

At this time, the highest priority means that the message received through the CBS is the most important, so that it is set to be displayed on the electric sign board 200 as the first priority.

4 to 6, a method of operating a display panel having a disaster character display function according to a preferred embodiment of the present invention will be described.

(A) Each user accesses the web server 110 of the electronic billboard management server 100 through a portable terminal or a personal computer (PC) and obtains a unique identification code Inputting message posting request information for posting a message on at least one of the plurality of electric signboards having at least one electric signboard; (b) the DB server 120 of the electronic billboard management server 100 stores the message publication request information received from the web server 110; (c) When the call server 130 of the electronic signboard management server 100 receives the message posting request information from the web server 110, the call server 130 transmits a telephone call to the entire plurality of electronic signboards through the IP telephone 131; (d) the first communication control board 210 of each electric signboard immediately disconnects the telephone connection upon receiving the telephone call from the IP telephone 131; (e) The first communication control board 210 checks whether the main board 220 of the electric sign board is communicable and whether there is a vacant space in the message storage unit 260 of the electric sign board, Communicating with the DB server (120), requesting and receiving a message corresponding to the identification code of the electric sign board, if it is determined that the message can be received; (f) The main board 220 determines the priority between the received message and the message stored in the message storage unit 260, and according to the priority determined in the main board 220, Displaying a message through the display unit 250 of the electric sign board; And (g) displaying a message on the electric signboard 200 when the electric signboard receives a message from a CBS (Cell Broadcasting Service), displaying the time of receiving the message and the time displayed on the electric signboard To the DB server (120).

Preferably, in the step (g) of receiving the message, the message is processed in the highest priority and displayed on the electric sign board.

In addition, in step (a), when the user accesses the web server 110, the user must enter the same ID and password previously stored in the authority management unit 111 of the web server to access the web server 110, The connection record of the web server 110 is stored in the log management unit 112. In the step (a), the user specifies a publication period of the message and inputs the message to the web server 110. [

In this case, the step (a) includes: (a-1) the user accessing the web server 110 through the Internet; (a-2) the user inputting a connection ID and a password of the web server 110; (a-3) determining whether the ID and password of the input user coincide with information previously stored in the web server 110; (a-4) inputting a message posting request signal by the user to the web server 110 if it is determined that the two pieces of information match in (a-3); And a control unit.

In the step (e), the message stored in the message storage unit 260 is automatically deleted when a publishing period input by the user elapses.

In the step (e), the first communication control board 210 receives the telephone call from the electronic signboard management server 100 and disconnects the telephone call only by confirming (e-1) that the first communication control board 210 has received the telephone call. (e-2) determining whether the first communication control board 210 is in a normal state without any defect in the communication or power connection of the main board 220 of the electric sign board; (e-3) determining whether the first communication control board 210 has a free space for storing new message posting request information in the message storage unit 260 of the electric signboard; (e-4) If it is determined in step (e-2) and step (e-3) that the main board 220 is in a normal state and there is a free space in the message storage unit 260, Requesting the DB server (120) a message corresponding to the unique identification code of the electronic signboard of the control board (210); And a control unit.

In step (b), when receiving the weather-related bulletin message from the national disaster management system 300, the DB server 120 extracts the bulletin board identification code of the corresponding bulletin message and stores it as message bulletin request information, In step (c), the call server 130 transmits a telephone call to all the plurality of electronic signboards through the IP telephone 131.

It will be understood by those skilled in the art that the present invention may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. It is therefore to be understood that the above-described embodiments are illustrative in all aspects and not restrictive. The scope of the present invention is defined by the appended claims rather than the foregoing detailed description, and all changes or modifications derived from the meaning and scope of the claims and the equivalents thereof are included in the scope of the present invention Should be interpreted.

100: display board management server
110: Web server
111:
112:
113: weather information message receiver
120: DB server
121:
122: New table
123: Save table
130: Call server
131: IP telephone
140: Terminal connection module
200:
210: first communication control board
220: Motherboard
221: Priority judging unit
222: Precipitation information receiver
223: ultraviolet & temperature / humidity information receiver
224: Behavioral Message DB
230: CDMA wireless modem
240: TCP / IP module
250:
260: Message storage unit
270: second communication control board
280: CBS management module
300: National Disaster Management System

Claims (6)

A billboard management server 100 for receiving and transmitting message posting request information input by a user through a portable terminal or a PC; And
And has the unique identification code and is connected to the electronic signboard management server 100 via the Internet based on the CDMA wireless modem 230 and receives the message publication request information input by each user from the electronic signboard management server 100 A plurality of display boards (200) for displaying the message; / RTI >
The electric billboard management server 100,
A web server (110) for connecting each user via the Internet and inputting message posting request information for posting a message on at least one of the plurality of electric sign boards;
A DB server 120 for storing message publication request information received from the web server 110;
A call server 130 that receives a message posting request information from the web server 110 and sends a call to the entire plurality of display boards 200 through the IP telephone 131; And
A terminal connection module (140) for displaying a message input by the portable terminal and input to the electric signboard; / RTI >
The electric sign board 200,
Upon reception of the telephone call from the IP telephone 131, the telephone connection is immediately blocked, and it is checked whether the electronic signboard 200 is operating normally and whether there is a vacant space for storing a new message in the message storage unit 260 of the electronic signboard When it is determined that the electric sign board 200 and the message storage unit 260 can receive a new message, the first communication control board 200 communicates with the DB server 120 to request and transmit a message corresponding to the identification code of the electric sign board, (210);
A main board 220 for prioritizing the message storage unit 260 in order of priority with respect to the message importance inputted together with the message;
A display unit 250 displaying a message in descending order of priority determined by the main board 220; And
Upon receipt of a message from the CBS (Cell Broadcasting Service) through the CDMA wireless modem 230, a message is displayed on the electric sign board 200, and a time of receiving the message of the disaster text broadcasting service A CBS management module 280 for transmitting the time displayed on the electric signboard to the DB server 120; The LED display panel system according to claim 1, The method of claim 1, wherein the web server (110)
Stores the access ID and password of each user of the web server 110 and permits access to the web server 110 only when each user inputs the same ID and password as previously stored, A rights management unit 111; A log management unit 112 for storing a connection record of the web server 110 of each user; Wherein the LED display panel comprises a plurality of LEDs.
The method according to claim 1,
The message posting request information input by the user to the web server 110 includes the contents of the message, the identification code of the electric signboard on which the message is to be displayed, and the posting period of the message. . The method of claim 1, wherein the web server (110)
And a weather information message receiving unit (113) for receiving weather related information from the national disaster management system (300) including the weather station as message posting request information. The mainboard (220) And a pre-stored behavioral action message DB 224 is further included to display an action response message corresponding to the weather special message on the display unit 250 together with the weather special message. . The apparatus of claim 1, wherein the main board (220)
A rainfall amount information receiving unit 222 for receiving a rainfall amount measurement value including rainfall amount and snowfall amount from an external disaster measurement equipment including a rain gauge, a water level meter and an enemy design installed outside the electric sign board 200 through a second communication control board 270, An ultraviolet ray for receiving ultraviolet rays, temperature and humidity information from a sensor installed in the electric sign board 200, a temperature and humidity information receiving unit 223, and a behavioral action message DB 224 in which behavioral actions corresponding to respective weather conditions are preliminarily stored And displays an action response message corresponding to the weather information message on the display unit 250 together with the weather information message. (a) Each user accesses the web server 110 of the electronic billboard management server 100 through a portable terminal or a PC and sends a message to the electronic billboard 200 to post a message on at least one of the plurality of electronic billboards 200 having unique identification codes Inputting posting request information;
(b) the DB server 120 of the electronic billboard management server 100 stores the message publication request information received from the web server 110;
(c) When the call server 130 of the electronic signboard management server 100 receives the message posting request information from the web server 110, the call server 130 transmits a telephone call to the entire plurality of electronic signboards through the IP telephone 131;
(d) the first communication control board 210 of each electric signboard immediately disconnects the telephone connection upon receiving the telephone call from the IP telephone 131;
(e) The first communication control board 210 checks whether the main board 220 of the electric sign board is communicable and whether there is a vacant space in the message storage unit 260 of the electric sign board, Communicating with the DB server (120), requesting and receiving a message corresponding to the identification code of the electric sign board, if it is determined that the message can be received;
(f) The main board 220 determines the order of importance of the message importance degrees inputted with the message to the message storage unit 260 in a priority order. In accordance with the priority order determined by the main board 220, Displaying a message through the display unit 250 of the electric signboard in descending order; And
(g) when the electric signboard receives a message from the CBS (Cell Broadcasting Service), displays a corresponding message on the electric signboard 200, displays the time of receiving the message of the disaster character broadcast service, Transmitting one time to the DB server 120;
The method of claim 1, wherein the CBS-based LED display panel comprises a plurality of LEDs.

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