CN103391146A - Marine communication platform based on shortwave digital broadcast - Google Patents
Marine communication platform based on shortwave digital broadcast Download PDFInfo
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- CN103391146A CN103391146A CN2013103233494A CN201310323349A CN103391146A CN 103391146 A CN103391146 A CN 103391146A CN 2013103233494 A CN2013103233494 A CN 2013103233494A CN 201310323349 A CN201310323349 A CN 201310323349A CN 103391146 A CN103391146 A CN 103391146A
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Abstract
The invention discloses a marine communication platform based on shortwave digital broadcast. The marine communication platform comprises a marine client system and a land-based forwarding central system, wherein the land-based forwarding central system and the marine client system are communicated mutually through shortwave signals; the land-based forwarding central system is connected with a third party communication network; the marine client system comprises a ship-borne shortwave transmit-receive broadcasting station, a first PC and a broadcasting station switch controller; a first shortwave digital broadcast modulation software module and a marine communication client software module are mounted on the first PC; the land-based forwarding central system comprises a land-based shortwave transmit-receive broadcasting station, a second PC and a third party communication network interface; and a second shortwave digital broadcast modulation software module and a marine communication server software module are mounted on the second PC. The marine communication platform is based on a software improvement on a shortwave broadcasting station, data communication between an open sea device and a coastal station can be realized, intercommunication between the open sea device and a third party network can also be realized, and a cheap and efficient open sea communication means is provided.
Description
Technical field
The invention belongs to digital communicating field, relate to the implementation of off-lying sea overocean communications platform, be specifically related to a kind of radiothermy digital broadcasting technology and realize that ship-borne equipment and continental rise equipment carry out the construction method of off-lying sea digital communication system.
Background technology
In recent years along with the continuous of market economy improved and development, sea fishery fishing structure changes gradually, and the development of fishery communication simultaneously but lags behind socioeconomic development, slower development, only maintain out on the level that the seagoing vessel group can intercom mutually, and communication quality is not high.Security of fishery relief communication network, can only act on closely (in tens of nautical miles), and most of ship goes to sea distance all at up to a hundred nautical miles far away, can't be with the base station contact, and security of fishery relief communication network has also just lost the effect of application, need develop to medium-long range.The developmental retardation of Modern Fishery communication, hindered the Informatization Development of marine fishery production, affected the safety in production of fishery.
At present, common overocean communications means are as follows:
Ultrashort wave, shortwave be take speech simulation communication as main, is between fishing boat and fishing boat, the speech talkback means of communication between fishing boat and land;
, although mobile communication has been set up safety NET, can locate, can have been conversed, can only cover coastal waters 50 kilometer range;
Communication technology of satellite can cover China territorial waters and most of Asia, but its equipment and communications cost are higher, only has big fishing vessel that the satellite call terminal has been installed.
Traditional ultrashort wave, short wave communication can not meet present communicating requirement, need to carry out digital improvement, increase the functions such as note, accommodation monitoring, enlarged proximal saline waters radio coverage.Radio communication net merges to be accelerated, and wireless network switching increase in demand is arranged, and net is solidified with land in marine fishing boat radio station, linking of mobile telephone network progressively is applied and promotes.
Summary of the invention
For overcoming present off-lying sea fishery communication obstacle, the present invention has aimed to provide a kind of platform of overocean communications based on the shortwave digital broadcasting, this overocean communications platform can be on the basis of existing boat-carrying simulation short-wave radio set, pass through Software adapting, realize the digital communication of Shipborne terminal and landbased terminal, and with third party's communication network, achieve a butt joint, realize interconnecting between off-lying sea digital wireless network and telecommunications note net, the Internet.
For realizing above-mentioned technical purpose, reach above-mentioned technique effect, the present invention is achieved through the following technical solutions:
A kind of platform of overocean communications based on the shortwave digital broadcasting, comprise marine FTP client FTP and continental rise retransmission center system, described continental rise retransmission center system intercoms by short-wave signal mutually with described marine FTP client FTP, and described continental rise retransmission center system is connected with third party's communication network (comprising telecommunications note net, the Internet etc.);
described marine FTP client FTP comprises that one is used for receiving and sending the boat-carrying shortwave transmitting-receiving radio station of short-wave signal, one is equipped with the first PC and a radio station on-off controller of the first shortwave digital broadcasting modulation software module and overocean communications client software module, described overocean communications client software module is controlled the switch in described boat-carrying shortwave transmitting-receiving radio station by described radio station on-off controller, described overocean communications client software module transmitting-receiving content is digital content, become analog if signal by described the first shortwave digital broadcasting modulation software module modulation, send through described boat-carrying shortwave transmitting-receiving radio station,
Described continental rise retransmission center system comprises that a continental rise shortwave transmitting-receiving radio station, that is used for reception and transmission short-wave signal is equipped with the second PC and third party's communications network interface of the second shortwave digital broadcasting modulation software module and overocean communications service end software module, described overocean communications service end software module transmitting-receiving content is digital content, become analog if signal by described the second shortwave digital broadcasting modulation software module modulation, through the described boat-carrying shortwave that described continental rise shortwave transmit-receive platform is transmitted in described marine FTP client FTP, receive and dispatch radio station; Receive and send messages by described third party's communications network interface between described overocean communications service end software module and described third party's communication network.
Further, described marine FTP client FTP can initiatively send data message to described continental rise retransmission center system, described continental rise retransmission center system also can initiatively send data message to described marine FTP client FTP, information mutual communication between a plurality of described marine FTP client FTPs can be realized by described continental rise retransmission center system forwards information, the intercommunication mutually of described marine FTP client FTP and third party's communication network can be realized by described continental rise retransmission center system forwards information.
Working mechanism of the present invention is as follows:
One, marine FTP client FTP
1) when marine client is in silent status (while not needing to send information), overocean communications client software control switch controller cuts out the transmitter in boat-carrying shortwave transmitting-receiving radio station;
2) shipborne radio station of marine FTP client FTP is in accepting state always, and overocean communications client software and the first shortwave digital broadcasting modulation software is in running status always, and monitors the message that the continental rise retransmission center sends;
3) when marine FTP client FTP need to send message to the continental rise repeater system, by overocean communications client software control switch controller opens boat-carrying shortwave transmitting-receiving radio station, the overocean communications client software will need the information that sends to be submitted to short first wave digital broadcasting modulation software, be modulated into intermediate-freuqncy signal, by short-wave radio set, sent.
Two, continental rise retransmission center
1) continental rise shortwave transmitting-receiving radio station is in opening always, can receive and send messages at any time, and the second shortwave digital broadcasting modulation software and overocean communications service end software are in running status always, can resolve and receive the message that the overocean communications client sends;
2) when the continental rise retransmission center need to send message to marine client, give the second shortwave digital broadcasting modulation software by the overocean communications service end with data delivery, after being modulated into intermediate-freuqncy signal, by continental rise shortwave transmitting-receiving radio station, signal is sent;
3) when the continental rise retransmission center receives that marine FTP client FTP sends to the message of third party's network terminal, overocean communications service end software extracts third party's network terminal information, and by third party's network interface, message is forwarded;
4) when the continental rise retransmission center receives that marine FTP client FTP sends to the message of another marine FTP client FTP, after the continental rise retransmission center extracts recipient's information, message is delivered to the second shortwave digital broadcasting modulation software, is modulated into intermediate-freuqncy signal and is sent by continental rise shortwave transmitting-receiving radio station;
5) when the continental rise retransmission center receives that third party's network terminal sends to the message of marine client, after the continental rise retransmission center extracts recipient's information, message is delivered to the second shortwave digital broadcasting modulation software, is modulated into intermediate-freuqncy signal and is sent by continental rise shortwave transmitting-receiving radio station;
6) third party's network interface is internet interface or telecommunications network interface, can by http agreement etc. complete with map network in the intercommunication mutually of terminal.
The invention has the beneficial effects as follows:
Overocean communications platform of the present invention is on the basis of existing boat-carrying simulation short-wave radio set, pass through Software adapting, realize the digital communication of Shipborne terminal and landbased terminal, and with third party's communication network (as telecommunications note net, the Internet etc.), achieve a butt joint, realize interconnecting between off-lying sea digital wireless network and telecommunications note net, the Internet, a kind of cheapness, efficient off-lying sea overocean communications means are provided.
Description of drawings
Accompanying drawing described herein is used to provide a further understanding of the present invention, forms the application's a part, and illustrative examples of the present invention and explanation thereof are used for explaining the present invention, do not form improper restriction of the present invention.In the accompanying drawings:
Fig. 1 is frame principle of the present invention;
Fig. 2 is the frame principle of the marine FTP client FTP of the present invention;
Fig. 3 is the frame principle of continental rise retransmission center of the present invention.
Number in the figure explanation: 1, marine FTP client FTP, 101, boat-carrying shortwave transmitting-receiving radio station, 102, the first shortwave digital broadcasting modulation software module, 103, overocean communications client software module, 104, the first PC, 105, radio station on-off controller, 2, continental rise retransmission center, 201, continental rise shortwave transmit-receive platform, 202, the second shortwave digital broadcasting modulation software module, 203, overocean communications service end software module, the 204, second PC, 205, third party's network interface, 3, third party's communication network.
Embodiment
Below with reference to the accompanying drawings and in conjunction with the embodiments, describe the present invention in detail.
shown in Figure 1, a kind of platform of overocean communications based on the shortwave digital broadcasting, comprise marine FTP client FTP 1, continental rise retransmission center 2 and third party's communication network 3, described marine FTP client FTP 1 is realized digital communication with continental rise retransmission center 2 by the shortwave digital broadcasting, and described continental rise retransmission center 2 can be realized and the communicating by letter of a plurality of described marine FTP client FTPs 1, can complete communicating by letter of described marine FTP client FTP 1 and described third party's communication network 3 by the forwarding of described continental rise retransmission center 2, a described marine FTP client FTP 1 arrives the communication of another described marine FTP client FTP 1 and the communication that described third party's communication network 3 arrives described marine FTP client FTP 1,
shown in Figure 2, described marine FTP client FTP 1 comprises that one is used for receiving and sending the boat-carrying shortwave transmitting-receiving radio station 101 of short-wave signal, the first shortwave digital broadcasting modulation software module 102, overocean communications client software module 103, the first PC 104 and radio station on-off controller 105, described boat-carrying shortwave transmitting-receiving radio station 101 can be replaced by boat-carrying shortwave sending station and shortwave single-side belt broadcast receiver, described overocean communications client software module 103 is controlled the switch of the transmitter in described boat-carrying shortwave transmitting-receiving radio station 101 by described radio station on-off controller 105, described overocean communications client software module 103 and described the first shortwave digital broadcasting modulation software module 102 are installed and are operated on described the first PC 104, the data content that described overocean communications client software module 103 sends is modulated the generation intermediate frequency data by described the first shortwave digital broadcasting modulation software module 102 and is launched by described boat-carrying shortwave transmitting-receiving radio station 101, the signal that described boat-carrying shortwave transmitting-receiving radio station 101 will be received passes to described the first shortwave digital broadcasting modulation software module 102 to carry out demodulation and data message is submitted to described overocean communications client software module 103 again,
Shown in Figure 3, described continental rise retransmission center 2 comprises continental rise shortwave transmitting-receiving radio station 201, the second shortwave digital broadcasting modulation software module 202, overocean communications service end software module 203, the second PC 204 and third party's network interface 205, described overocean communications service end software module 203 is by receiving from the data of described the second shortwave digital broadcasting modulation software module 202 and the data of described third party's network interface 205, extract recipient's information, and complete forwarding.
Native system can be used between marine vessel and ship, the digital communication between marine vessel and fixed network mobile phone, marine vessel and internet, applications account, transmission word and pictorial information.
, at described overocean communications FTP client FTP 1, need to do following the deployment:
1) be that each described overocean communications FTP client FTP 1 distributes a machine recognition number, be recorded in described the first shortwave digital broadcasting modulation software module 102, and be logic account of each user assignment.Described logic account can realize login by described overocean communications client software module 103, and the corresponding relation that is about to described logic account and described machine recognition number sends to described continental rise retransmission center 2, by described continental rise retransmission center 2 real time record;
2) after described logic account login, can check the Message Record that this account sending and receiving arrives by described overocean communications client software module 103, can select to send Word message and pictorial information to other logic accounts, phone number, QQ number;
Need to carry current logic account and machine recognition information when 3) described overocean communications client software module 103 sends data message.
, at described continental rise retransmission center 2, need to do following the deployment:
1) described overocean communications service end software module 203 and described the second shortwave digital broadcasting modulation software module 202 are in running status always;
2) described overocean communications service end software module 203 records the machine identifier of described overocean communications FTP client FTP 1 and each user's logic account, when receiving the logic account log-on message of described overocean communications FTP client FTP 1, with the machine identifier binding of this logic account with this described overocean communications FTP client FTP 1, if be checked through the not transmission information that has this logic account in database, all not transmission information sent to current described overocean communications FTP client FTP 1; When the logic account of receiving described overocean communications FTP client FTP 1 is published information, with the machine identifier unbind of this logic account with this described overocean communications FTP client FTP 1;
3) receive while from the logic account, sending to the message of logic account when described overocean communications service end software module 203, check whether purpose logic account has been tied to the machine identifier of a described overocean communications FTP client FTP 1: if purpose logic account bind, to the logical client end forwarding messages on this machine identifier; , if purpose logic account is binding not, the information content is deposited in database and be not labeled as transmission;
4) receive while from the logic account, sending to the message of phone number or QQ number when described overocean communications service end software module 203,203 of described overocean communications service end software modules, by calling the HTTP interface, send corresponding phone number or QQ number with message;
5) receive while from phone number or QQ number, sending to the message of logic account when described overocean communications service end software module 203, check whether purpose logic account has been tied to the machine identifier of a described overocean communications FTP client FTP 1: if purpose logic account bind, to the logical client end forwarding messages on this machine identifier; , if purpose logic account is binding not, the information content deposited in database and be labeled as sending.
Native system can also be used for monitoring marine fishing boat information.
In described overocean communications FTP client FTP 1, described overocean communications client software module 103 and described the first shortwave digital broadcasting modulation software module 102 are in accepting state always, and described boat-carrying shortwave transmitting-receiving radio station 101 can substitute its function by boat-carrying shortwave transmitting station and broadcast receiver; After described overocean communications client software module 103 receives the Query Information of described continental rise retransmission center 2, can just think front GPS position, by the boat-carrying camera collection, monitor picture by GPS equipment acquisition vessel, and gps data file and map file are sent to described continental rise retransmission center 2.
In described continental rise retransmission center 2, described overocean communications client software module 203 can regularly send inquiry request to each described overocean communications FTP client FTP 1 in turn, and the data that each described overocean communications FTP client FTP 1 is returned are saved in database, and show position and the monitoring picture of each ship in Surveillance center.
Native system can also be used for marine weather information service.
In described overocean communications FTP client FTP 1, described overocean communications client software module 103 and described the first shortwave digital broadcasting modulation software module 102 are in accepting state always, and described boat-carrying shortwave transmitting-receiving radio station 101 can substitute its function by broadcast receiver; When described overocean communications client software module 103 receives the maritime meteorology information of described continental rise retransmission center 2 transmissions, described overocean communications client software module 103 is preserved satellite cloud picture and the weather information of receiving, and satellite cloud picture and weather information are shown on described the first PC 104, the position and the course that show current ship in conjunction with gps data, for ship provides more accurate Meteorological Services.
In described continental rise retransmission center 2, described overocean communications client software module 203 can regularly send meteorological service information to all described overocean communications FTP client FTPs 1, and these information comprise satellite cloud picture and weather forecast.
Above-described embodiment just is to allow the one of ordinary skilled in the art can understand content of the present invention and implement according to this for technical conceive of the present invention and characteristics being described, its objective is, can not limit the scope of the invention with this.Variation or the modification of every equivalence that the essence of content has been done according to the present invention, all should be encompassed in protection scope of the present invention.
Claims (5)
1. based on the overocean communications platform of shortwave digital broadcasting, comprise marine FTP client FTP (1) and continental rise retransmission center system (2), described continental rise retransmission center system (2) intercoms by short-wave signal mutually with described marine FTP client FTP (1), and described continental rise retransmission center system (2) is connected with third party's communication network (3); It is characterized in that:
described marine FTP client FTP (1) comprises that one is used for receiving and sending the boat-carrying shortwave transmitting-receiving radio station (101) of short-wave signal, one is equipped with the first PC (104) and a radio station on-off controller (105) of the first shortwave digital broadcasting modulation software module (102) and overocean communications client software module (103), described overocean communications client software module (103) is controlled the switch in described boat-carrying shortwave transmitting-receiving radio station (101) by described radio station on-off controller (105), described overocean communications client software module (103) transmitting-receiving content is digital content, become analog if signal by described the first shortwave digital broadcasting modulation software module (102) modulation, send through described boat-carrying shortwave transmitting-receiving radio station (101),
described continental rise retransmission center system (2) comprises that one is used for receiving and sending the continental rise shortwave transmitting-receiving radio station (201) of short-wave signal, one is equipped with the second PC (204) and third party's communications network interface (205) of the second shortwave digital broadcasting modulation software module (202) and overocean communications service end software module (203), described overocean communications service end software module (203) transmitting-receiving content is digital content, become analog if signal by described the second shortwave digital broadcasting modulation software module (202) modulation, receive and dispatch radio station (101) through the described boat-carrying shortwave that described continental rise shortwave transmit-receive platform (201) is transmitted in described marine FTP client FTP (1), receive and send messages by described third party's communications network interface (205) between described overocean communications service end software module (203) and described third party's communication network (3).
2. the platform of the overocean communications based on digital broadcasting according to claim 1 is characterized in that: described marine FTP client FTP (1) has the two-way function that initiatively sends data message with described continental rise retransmission center system (2).
3. the platform of the overocean communications based on digital broadcasting according to claim 1, is characterized in that: realize information mutual communication by described continental rise retransmission center system (2) forwarding information between a plurality of described marine FTP client FTPs (1).
4. the platform of the overocean communications based on digital broadcasting according to claim 1 is characterized in that: realize intercommunication mutually by described continental rise retransmission center system (2) forwarding information between described marine FTP client FTP (1) and described third party's communication network (3).
5. the platform of the overocean communications based on digital broadcasting according to claim 1, it is characterized in that: described third party's communication network (3) comprises telecommunications note net or the Internet.
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| CN2013103233494A CN103391146A (en) | 2013-07-30 | 2013-07-30 | Marine communication platform based on shortwave digital broadcast |
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Cited By (5)
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| CN104125023A (en) * | 2014-07-08 | 2014-10-29 | 中国人民解放军海军大连舰艇学院 | Spatial local estimation based maritime short-wave frequency data reconstruction method |
| CN105812226A (en) * | 2016-05-12 | 2016-07-27 | 石家庄开发区泰顺电子通讯有限公司 | Short wave communication management platform based on Ethernet |
| CN107612648A (en) * | 2017-09-22 | 2018-01-19 | 沪东中华造船(集团)有限公司 | A kind of ship communication system and its radio station silence management method |
| CN109617894A (en) * | 2018-12-27 | 2019-04-12 | 武汉船舶通信研究所（中国船舶重工集团公司第七二二研究所） | A kind of sea land communication system |
| CN114615120A (en) * | 2022-02-08 | 2022-06-10 | 陕西烽火实业有限公司 | Communication system and communication method for short-wave frequency band oceanographic meteorological information data |
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| CN114615120A (en) * | 2022-02-08 | 2022-06-10 | 陕西烽火实业有限公司 | Communication system and communication method for short-wave frequency band oceanographic meteorological information data |
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Application publication date: 20131113 |